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remove 'format' from Error constructor calls

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This commit is contained in:
Ben Burdette 2020-04-21 17:07:07 -06:00
parent d3052197fe
commit e4fb9a3849
52 changed files with 424 additions and 407 deletions
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16
src/libexpr/attr-path.cc
View file

@ -19,7 +19,7 @@ static Strings parseAttrPath(const string & s)
++i;
while (1) {
if (i == s.end())
throw Error(format("missing closing quote in selection path '%1%'") % s);
throw Error("missing closing quote in selection path '%1%'", s);
if (*i == '"') break;
cur.push_back(*i++);
}
@ -60,11 +60,11 @@ std::pair<Value *, Pos> findAlongAttrPath(EvalState & state, const string & attr
if (v->type != tAttrs)
throw TypeError(
format("the expression selected by the selection path '%1%' should be a set but is %2%")
% attrPath % showType(*v));
"the expression selected by the selection path '%1%' should be a set but is %2%",
attrPath,
showType(*v));
if (attr.empty())
throw Error(format("empty attribute name in selection path '%1%'") % attrPath);
throw Error("empty attribute name in selection path '%1%'", attrPath);
Bindings::iterator a = v->attrs->find(state.symbols.create(attr));
if (a == v->attrs->end())
@ -77,9 +77,9 @@ std::pair<Value *, Pos> findAlongAttrPath(EvalState & state, const string & attr
if (!v->isList())
throw TypeError(
format("the expression selected by the selection path '%1%' should be a list but is %2%")
% attrPath % showType(*v));
"the expression selected by the selection path '%1%' should be a list but is %2%",
attrPath,
showType(*v));
if (attrIndex >= v->listSize())
throw AttrPathNotFound("list index %1% in selection path '%2%' is out of range", attrIndex, attrPath);

6
src/libexpr/eval-inline.hh
View file

@ -9,18 +9,18 @@ namespace nix {
LocalNoInlineNoReturn(void throwEvalError(const char * s, const Pos & pos))
{
throw EvalError(format(s) % pos);
throw EvalError(s, pos);
}
LocalNoInlineNoReturn(void throwTypeError(const char * s, const Value & v))
{
throw TypeError(format(s) % showType(v));
throw TypeError(s, showType(v));
}
LocalNoInlineNoReturn(void throwTypeError(const char * s, const Value & v, const Pos & pos))
{
throw TypeError(format(s) % showType(v) % pos);
throw TypeError(s, showType(v), pos);
}

23
src/libexpr/eval.cc
View file

@ -493,52 +493,52 @@ Value & EvalState::getBuiltin(const string & name)
LocalNoInlineNoReturn(void throwEvalError(const char * s, const string & s2))
{
throw EvalError(format(s) % s2);
throw EvalError(s, s2);
}
LocalNoInlineNoReturn(void throwEvalError(const char * s, const string & s2, const Pos & pos))
{
throw EvalError(format(s) % s2 % pos);
throw EvalError(s, s2, pos);
}
LocalNoInlineNoReturn(void throwEvalError(const char * s, const string & s2, const string & s3))
{
throw EvalError(format(s) % s2 % s3);
throw EvalError(s, s2, s3);
}
LocalNoInlineNoReturn(void throwEvalError(const char * s, const string & s2, const string & s3, const Pos & pos))
{
throw EvalError(format(s) % s2 % s3 % pos);
throw EvalError(s, s2, s3, pos);
}
LocalNoInlineNoReturn(void throwEvalError(const char * s, const Symbol & sym, const Pos & p1, const Pos & p2))
{
throw EvalError(format(s) % sym % p1 % p2);
throw EvalError(s, sym, p1, p2);
}
LocalNoInlineNoReturn(void throwTypeError(const char * s, const Pos & pos))
{
throw TypeError(format(s) % pos);
throw TypeError(s, pos);
}
LocalNoInlineNoReturn(void throwTypeError(const char * s, const string & s1))
{
throw TypeError(format(s) % s1);
throw TypeError(s, s1);
}
LocalNoInlineNoReturn(void throwTypeError(const char * s, const ExprLambda & fun, const Symbol & s2, const Pos & pos))
{
throw TypeError(format(s) % fun.showNamePos() % s2 % pos);
throw TypeError(s, fun.showNamePos(), s2, pos);
}
LocalNoInlineNoReturn(void throwAssertionError(const char * s, const string & s1, const Pos & pos))
{
throw AssertionError(format(s) % s1 % pos);
throw AssertionError(s, s1, pos);
}
LocalNoInlineNoReturn(void throwUndefinedVarError(const char * s, const string & s1, const Pos & pos))
{
throw UndefinedVarError(format(s) % s1 % pos);
throw UndefinedVarError(s, s1, pos);
}
LocalNoInline(void addErrorPrefix(Error & e, const char * s, const string & s2))
@ -1883,8 +1883,7 @@ void EvalState::printStats()
string ExternalValueBase::coerceToString(const Pos & pos, PathSet & context, bool copyMore, bool copyToStore) const
{
throw TypeError(format("cannot coerce %1% to a string, at %2%") %
showType() % pos);
throw TypeError("cannot coerce %1% to a string, at %2%", showType(), pos);
}

2
src/libexpr/nixexpr.cc
View file

@ -267,7 +267,7 @@ void ExprVar::bindVars(const StaticEnv & env)
/* Otherwise, the variable must be obtained from the nearest
enclosing `with'. If there is no `with', then we can issue an
"undefined variable" error now. */
if (withLevel == -1) throw UndefinedVarError(format("undefined variable '%1%' at %2%") % name % pos);
if (withLevel == -1) throw UndefinedVarError("undefined variable '%1%' at %2%", name, pos);
fromWith = true;
this->level = withLevel;

4
src/libexpr/nixexpr.hh
View file

@ -234,9 +234,7 @@ struct ExprLambda : Expr
: pos(pos), arg(arg), matchAttrs(matchAttrs), formals(formals), body(body)
{
if (!arg.empty() && formals && formals->argNames.find(arg) != formals->argNames.end())
throw ParseError(format("duplicate formal function argument '%1%' at %2%")
% arg % pos);
};
throw ParseError("duplicate formal function argument '%1%' at %2%", arg, pos); };
void setName(Symbol & name);
string showNamePos() const;
COMMON_METHODS

32
src/libexpr/parser.y
View file

@ -64,15 +64,15 @@ namespace nix {
static void dupAttr(const AttrPath & attrPath, const Pos & pos, const Pos & prevPos)
{
throw ParseError(format("attribute '%1%' at %2% already defined at %3%")
% showAttrPath(attrPath) % pos % prevPos);
throw ParseError("attribute '%1%' at %2% already defined at %3%",
showAttrPath(attrPath), pos, prevPos);
}
static void dupAttr(Symbol attr, const Pos & pos, const Pos & prevPos)
{
throw ParseError(format("attribute '%1%' at %2% already defined at %3%")
% attr % pos % prevPos);
throw ParseError("attribute '%1%' at %2% already defined at %3%",
attr, pos, prevPos);
}
@ -140,8 +140,8 @@ static void addAttr(ExprAttrs * attrs, AttrPath & attrPath,
static void addFormal(const Pos & pos, Formals * formals, const Formal & formal)
{
if (!formals->argNames.insert(formal.name).second)
throw ParseError(format("duplicate formal function argument '%1%' at %2%")
% formal.name % pos);
throw ParseError("duplicate formal function argument '%1%' at %2%",
formal.name, pos);
formals->formals.push_front(formal);
}
@ -327,8 +327,7 @@ expr_function
{ $$ = new ExprWith(CUR_POS, $2, $4); }
| LET binds IN expr_function
{ if (!$2->dynamicAttrs.empty())
throw ParseError(format("dynamic attributes not allowed in let at %1%")
% CUR_POS);
throw ParseError("dynamic attributes not allowed in let at %1%", CUR_POS);
$$ = new ExprLet($2, $4);
}
| expr_if
@ -475,8 +474,8 @@ attrs
$$->push_back(AttrName(str->s));
delete str;
} else
throw ParseError(format("dynamic attributes not allowed in inherit at %1%")
% makeCurPos(@2, data));
throw ParseError("dynamic attributes not allowed in inherit at %1%",
makeCurPos(@2, data));
}
| { $$ = new AttrPath; }
;
@ -670,11 +669,10 @@ Path EvalState::findFile(SearchPath & searchPath, const string & path, const Pos
Path res = r.second + suffix;
if (pathExists(res)) return canonPath(res);
}
format f = format(
string f =
"file '%1%' was not found in the Nix search path (add it using $NIX_PATH or -I)"
+ string(pos ? ", at %2%" : ""));
f.exceptions(boost::io::all_error_bits ^ boost::io::too_many_args_bit);
throw ThrownError(f % path % pos);
+ string(pos ? ", at %2%" : "");
throw ThrownError(f, path, pos);
}
@ -691,7 +689,8 @@ std::pair<bool, std::string> EvalState::resolveSearchPathElem(const SearchPathEl
request.unpack = true;
res = { true, getDownloader()->downloadCached(store, request).path };
} catch (DownloadError & e) {
printError(format("warning: Nix search path entry '%1%' cannot be downloaded, ignoring") % elem.second);
// TODO: change to warn()?
printError("warning: Nix search path entry '%1%' cannot be downloaded, ignoring", elem.second);
res = { false, "" };
}
} else {
@ -699,7 +698,8 @@ std::pair<bool, std::string> EvalState::resolveSearchPathElem(const SearchPathEl
if (pathExists(path))
res = { true, path };
else {
printError(format("warning: Nix search path entry '%1%' does not exist, ignoring") % elem.second);
// TODO: change to warn()?
printError("warning: Nix search path entry '%1%' does not exist, ignoring", elem.second);
res = { false, "" };
}
}

124
src/libexpr/primops.cc
View file

@ -94,8 +94,8 @@ static void prim_scopedImport(EvalState & state, const Pos & pos, Value * * args
try {
state.realiseContext(context);
} catch (InvalidPathError & e) {
throw EvalError(format("cannot import '%1%', since path '%2%' is not valid, at %3%")
% path % e.path % pos);
throw EvalError("cannot import '%1%', since path '%2%' is not valid, at %3%",
path, e.path, pos);
}
Path realPath = state.checkSourcePath(state.toRealPath(path, context));
@ -171,8 +171,8 @@ void prim_importNative(EvalState & state, const Pos & pos, Value * * args, Value
try {
state.realiseContext(context);
} catch (InvalidPathError & e) {
throw EvalError(format("cannot import '%1%', since path '%2%' is not valid, at %3%")
% path % e.path % pos);
throw EvalError("cannot import '%1%', since path '%2%' is not valid, at %3%"
, path, e.path, pos);
}
path = state.checkSourcePath(path);
@ -181,17 +181,17 @@ void prim_importNative(EvalState & state, const Pos & pos, Value * * args, Value
void *handle = dlopen(path.c_str(), RTLD_LAZY | RTLD_LOCAL);
if (!handle)
throw EvalError(format("could not open '%1%': %2%") % path % dlerror());
throw EvalError("could not open '%1%': %2%", path, dlerror());
dlerror();
ValueInitializer func = (ValueInitializer) dlsym(handle, sym.c_str());
if(!func) {
char *message = dlerror();
if (message)
throw EvalError(format("could not load symbol '%1%' from '%2%': %3%") % sym % path % message);
throw EvalError("could not load symbol '%1%' from '%2%': %3%", sym, path, message);
else
throw EvalError(format("symbol '%1%' from '%2%' resolved to NULL when a function pointer was expected")
% sym % path);
throw EvalError("symbol '%1%' from '%2%' resolved to NULL when a function pointer was expected"
, sym, path);
}
(func)(state, v);
@ -207,7 +207,7 @@ void prim_exec(EvalState & state, const Pos & pos, Value * * args, Value & v)
auto elems = args[0]->listElems();
auto count = args[0]->listSize();
if (count == 0) {
throw EvalError(format("at least one argument to 'exec' required, at %1%") % pos);
throw EvalError("at least one argument to 'exec' required, at %1%", pos);
}
PathSet context;
auto program = state.coerceToString(pos, *elems[0], context, false, false);
@ -218,8 +218,8 @@ void prim_exec(EvalState & state, const Pos & pos, Value * * args, Value & v)
try {
state.realiseContext(context);
} catch (InvalidPathError & e) {
throw EvalError(format("cannot execute '%1%', since path '%2%' is not valid, at %3%")
% program % e.path % pos);
throw EvalError("cannot execute '%1%', since path '%2%' is not valid, at %3%"
, program, e.path, pos);
}
auto output = runProgram(program, true, commandArgs);
@ -227,13 +227,13 @@ void prim_exec(EvalState & state, const Pos & pos, Value * * args, Value & v)
try {
parsed = state.parseExprFromString(output, pos.file);
} catch (Error & e) {
e.addPrefix(format("While parsing the output from '%1%', at %2%\n") % program % pos);
e.addPrefix(fmt("While parsing the output from '%1%', at %2%\n", program, pos));
throw;
}
try {
state.eval(parsed, v);
} catch (Error & e) {
e.addPrefix(format("While evaluating the output from '%1%', at %2%\n") % program % pos);
e.addPrefix(fmt("While evaluating the output from '%1%', at %2%\n", program, pos));
throw;
}
}
@ -339,7 +339,7 @@ struct CompareValues
if (v1->type == tInt && v2->type == tFloat)
return v1->integer < v2->fpoint;
if (v1->type != v2->type)
throw EvalError(format("cannot compare %1% with %2%") % showType(*v1) % showType(*v2));
throw EvalError("cannot compare %1% with %2%", showType(*v1), showType(*v2));
switch (v1->type) {
case tInt:
return v1->integer < v2->integer;
@ -350,7 +350,7 @@ struct CompareValues
case tPath:
return strcmp(v1->path, v2->path) < 0;
default:
throw EvalError(format("cannot compare %1% with %2%") % showType(*v1) % showType(*v2));
throw EvalError("cannot compare %1% with %2%", showType(*v1), showType(*v2));
}
}
};
@ -371,7 +371,7 @@ static void prim_genericClosure(EvalState & state, const Pos & pos, Value * * ar
Bindings::iterator startSet =
args[0]->attrs->find(state.symbols.create("startSet"));
if (startSet == args[0]->attrs->end())
throw EvalError(format("attribute 'startSet' required, at %1%") % pos);
throw EvalError("attribute 'startSet' required, at %1%", pos);
state.forceList(*startSet->value, pos);
ValueList workSet;
@ -382,7 +382,7 @@ static void prim_genericClosure(EvalState & state, const Pos & pos, Value * * ar
Bindings::iterator op =
args[0]->attrs->find(state.symbols.create("operator"));
if (op == args[0]->attrs->end())
throw EvalError(format("attribute 'operator' required, at %1%") % pos);
throw EvalError("attribute 'operator' required, at %1%", pos);
state.forceValue(*op->value);
/* Construct the closure by applying the operator to element of
@ -401,7 +401,7 @@ static void prim_genericClosure(EvalState & state, const Pos & pos, Value * * ar
Bindings::iterator key =
e->attrs->find(state.symbols.create("key"));
if (key == e->attrs->end())
throw EvalError(format("attribute 'key' required, at %1%") % pos);
throw EvalError("attribute 'key' required, at %1%", pos);
state.forceValue(*key->value);
if (!doneKeys.insert(key->value).second) continue;
@ -431,7 +431,7 @@ static void prim_abort(EvalState & state, const Pos & pos, Value * * args, Value
{
PathSet context;
string s = state.coerceToString(pos, *args[0], context);
throw Abort(format("evaluation aborted with the following error message: '%1%'") % s);
throw Abort("evaluation aborted with the following error message: '%1%'", s);
}
@ -506,9 +506,9 @@ static void prim_trace(EvalState & state, const Pos & pos, Value * * args, Value
{
state.forceValue(*args[0]);
if (args[0]->type == tString)
printError(format("trace: %1%") % args[0]->string.s);
printError("trace: %1%", args[0]->string.s);
else
printError(format("trace: %1%") % *args[0]);
printError("trace: %1%", *args[0]);
state.forceValue(*args[1]);
v = *args[1];
}
@ -533,13 +533,13 @@ static void prim_derivationStrict(EvalState & state, const Pos & pos, Value * *
/* Figure out the name first (for stack backtraces). */
Bindings::iterator attr = args[0]->attrs->find(state.sName);
if (attr == args[0]->attrs->end())
throw EvalError(format("required attribute 'name' missing, at %1%") % pos);
throw EvalError("required attribute 'name' missing, at %1%", pos);
string drvName;
Pos & posDrvName(*attr->pos);
try {
drvName = state.forceStringNoCtx(*attr->value, pos);
} catch (Error & e) {
e.addPrefix(format("while evaluating the derivation attribute 'name' at %1%:\n") % posDrvName);
e.addPrefix(fmt("while evaluating the derivation attribute 'name' at %1%:\n", posDrvName));
throw;
}
@ -583,18 +583,18 @@ static void prim_derivationStrict(EvalState & state, const Pos & pos, Value * *
outputs.clear();
for (auto & j : ss) {
if (outputs.find(j) != outputs.end())
throw EvalError(format("duplicate derivation output '%1%', at %2%") % j % posDrvName);
throw EvalError("duplicate derivation output '%1%', at %2%", j, posDrvName);
/* !!! Check whether j is a valid attribute
name. */
/* Derivations cannot be named ‘drv’, because
then we'd have an attribute ‘drvPath’ in
the resulting set. */
if (j == "drv")
throw EvalError(format("invalid derivation output name 'drv', at %1%") % posDrvName);
throw EvalError("invalid derivation output name 'drv', at %1%", posDrvName);
outputs.insert(j);
}
if (outputs.empty())
throw EvalError(format("derivation cannot have an empty set of outputs, at %1%") % posDrvName);
throw EvalError("derivation cannot have an empty set of outputs, at %1%", posDrvName);
};
try {
@ -706,9 +706,9 @@ static void prim_derivationStrict(EvalState & state, const Pos & pos, Value * *
/* Do we have all required attributes? */
if (drv.builder == "")
throw EvalError(format("required attribute 'builder' missing, at %1%") % posDrvName);
throw EvalError("required attribute 'builder' missing, at %1%", posDrvName);
if (drv.platform == "")
throw EvalError(format("required attribute 'system' missing, at %1%") % posDrvName);
throw EvalError("required attribute 'system' missing, at %1%", posDrvName);
/* Check whether the derivation name is valid. */
if (isDerivation(drvName))
@ -717,7 +717,7 @@ static void prim_derivationStrict(EvalState & state, const Pos & pos, Value * *
if (outputHash) {
/* Handle fixed-output derivations. */
if (outputs.size() != 1 || *(outputs.begin()) != "out")
throw Error(format("multiple outputs are not supported in fixed-output derivations, at %1%") % posDrvName);
throw Error("multiple outputs are not supported in fixed-output derivations, at %1%", posDrvName);
HashType ht = outputHashAlgo.empty() ? htUnknown : parseHashType(outputHashAlgo);
Hash h(*outputHash, ht);
@ -818,7 +818,7 @@ static void prim_storePath(EvalState & state, const Pos & pos, Value * * args, V
e.g. nix-push does the right thing. */
if (!state.store->isStorePath(path)) path = canonPath(path, true);
if (!state.store->isInStore(path))
throw EvalError(format("path '%1%' is not in the Nix store, at %2%") % path % pos);
throw EvalError("path '%1%' is not in the Nix store, at %2%", path, pos);
Path path2 = state.store->toStorePath(path);
if (!settings.readOnlyMode)
state.store->ensurePath(state.store->parseStorePath(path2));
@ -834,9 +834,9 @@ static void prim_pathExists(EvalState & state, const Pos & pos, Value * * args,
try {
state.realiseContext(context);
} catch (InvalidPathError & e) {
throw EvalError(format(
"cannot check the existence of '%1%', since path '%2%' is not valid, at %3%")
% path % e.path % pos);
throw EvalError(
"cannot check the existence of '%1%', since path '%2%' is not valid, at %3%",
path, e.path, pos);
}
try {
@ -879,12 +879,12 @@ static void prim_readFile(EvalState & state, const Pos & pos, Value * * args, Va
try {
state.realiseContext(context);
} catch (InvalidPathError & e) {
throw EvalError(format("cannot read '%1%', since path '%2%' is not valid, at %3%")
% path % e.path % pos);
throw EvalError("cannot read '%1%', since path '%2%' is not valid, at %3%"
, path, e.path, pos);
}
string s = readFile(state.checkSourcePath(state.toRealPath(path, context)));
if (s.find((char) 0) != string::npos)
throw Error(format("the contents of the file '%1%' cannot be represented as a Nix string") % path);
throw Error("the contents of the file '%1%' cannot be represented as a Nix string", path);
mkString(v, s.c_str());
}
@ -908,7 +908,7 @@ static void prim_findFile(EvalState & state, const Pos & pos, Value * * args, Va
i = v2.attrs->find(state.symbols.create("path"));
if (i == v2.attrs->end())
throw EvalError(format("attribute 'path' missing, at %1%") % pos);
throw EvalError("attribute 'path' missing, at %1%", pos);
PathSet context;
string path = state.coerceToString(pos, *i->value, context, false, false);
@ -916,8 +916,8 @@ static void prim_findFile(EvalState & state, const Pos & pos, Value * * args, Va
try {
state.realiseContext(context);
} catch (InvalidPathError & e) {
throw EvalError(format("cannot find '%1%', since path '%2%' is not valid, at %3%")
% path % e.path % pos);
throw EvalError("cannot find '%1%', since path '%2%' is not valid, at %3%",
path, e.path, pos);
}
searchPath.emplace_back(prefix, path);
@ -934,7 +934,7 @@ static void prim_hashFile(EvalState & state, const Pos & pos, Value * * args, Va
string type = state.forceStringNoCtx(*args[0], pos);
HashType ht = parseHashType(type);
if (ht == htUnknown)
throw Error(format("unknown hash type '%1%', at %2%") % type % pos);
throw Error("unknown hash type '%1%', at %2%", type, pos);
PathSet context; // discarded
Path p = state.coerceToPath(pos, *args[1], context);
@ -950,8 +950,8 @@ static void prim_readDir(EvalState & state, const Pos & pos, Value * * args, Val
try {
state.realiseContext(ctx);
} catch (InvalidPathError & e) {
throw EvalError(format("cannot read '%1%', since path '%2%' is not valid, at %3%")
% path % e.path % pos);
throw EvalError("cannot read '%1%', since path '%2%' is not valid, at %3%",
path, e.path, pos);
}
DirEntries entries = readDirectory(state.checkSourcePath(path));
@ -1021,7 +1021,7 @@ static void prim_toFile(EvalState & state, const Pos & pos, Value * * args, Valu
for (auto path : context) {
if (path.at(0) != '/')
throw EvalError(format("in 'toFile': the file '%1%' cannot refer to derivation outputs, at %2%") % name % pos);
throw EvalError("in 'toFile': the file '%1%' cannot refer to derivation outputs, at %2%", name, pos);
refs.insert(state.store->parseStorePath(path));
}
@ -1089,11 +1089,11 @@ static void prim_filterSource(EvalState & state, const Pos & pos, Value * * args
PathSet context;
Path path = state.coerceToPath(pos, *args[1], context);
if (!context.empty())
throw EvalError(format("string '%1%' cannot refer to other paths, at %2%") % path % pos);
throw EvalError("string '%1%' cannot refer to other paths, at %2%", path, pos);
state.forceValue(*args[0]);
if (args[0]->type != tLambda)
throw TypeError(format("first argument in call to 'filterSource' is not a function but %1%, at %2%") % showType(*args[0]) % pos);
throw TypeError("first argument in call to 'filterSource' is not a function but %1%, at %2%", showType(*args[0]), pos);
addPath(state, pos, std::string(baseNameOf(path)), path, args[0], true, Hash(), v);
}
@ -1113,7 +1113,7 @@ static void prim_path(EvalState & state, const Pos & pos, Value * * args, Value
PathSet context;
path = state.coerceToPath(*attr.pos, *attr.value, context);
if (!context.empty())
throw EvalError(format("string '%1%' cannot refer to other paths, at %2%") % path % *attr.pos);
throw EvalError("string '%1%' cannot refer to other paths, at %2%", path, *attr.pos);
} else if (attr.name == state.sName)
name = state.forceStringNoCtx(*attr.value, *attr.pos);
else if (n == "filter") {
@ -1124,10 +1124,10 @@ static void prim_path(EvalState & state, const Pos & pos, Value * * args, Value
else if (n == "sha256")
expectedHash = Hash(state.forceStringNoCtx(*attr.value, *attr.pos), htSHA256);
else
throw EvalError(format("unsupported argument '%1%' to 'addPath', at %2%") % attr.name % *attr.pos);
throw EvalError("unsupported argument '%1%' to 'addPath', at %2%", attr.name, *attr.pos);
}
if (path.empty())
throw EvalError(format("'path' required, at %1%") % pos);
throw EvalError("'path' required, at %1%", pos);
if (name.empty())
name = baseNameOf(path);
@ -1185,7 +1185,7 @@ void prim_getAttr(EvalState & state, const Pos & pos, Value * * args, Value & v)
// !!! Should we create a symbol here or just do a lookup?
Bindings::iterator i = args[1]->attrs->find(state.symbols.create(attr));
if (i == args[1]->attrs->end())
throw EvalError(format("attribute '%1%' missing, at %2%") % attr % pos);
throw EvalError("attribute '%1%' missing, at %2%", attr, pos);
// !!! add to stack trace?
if (state.countCalls && i->pos) state.attrSelects[*i->pos]++;
state.forceValue(*i->value);
@ -1265,14 +1265,14 @@ static void prim_listToAttrs(EvalState & state, const Pos & pos, Value * * args,
Bindings::iterator j = v2.attrs->find(state.sName);
if (j == v2.attrs->end())
throw TypeError(format("'name' attribute missing in a call to 'listToAttrs', at %1%") % pos);
throw TypeError("'name' attribute missing in a call to 'listToAttrs', at %1%", pos);
string name = state.forceStringNoCtx(*j->value, pos);
Symbol sym = state.symbols.create(name);
if (seen.insert(sym).second) {
Bindings::iterator j2 = v2.attrs->find(state.symbols.create(state.sValue));
if (j2 == v2.attrs->end())
throw TypeError(format("'value' attribute missing in a call to 'listToAttrs', at %1%") % pos);
throw TypeError("'value' attribute missing in a call to 'listToAttrs', at %1%", pos);
v.attrs->push_back(Attr(sym, j2->value, j2->pos));
}
@ -1346,7 +1346,7 @@ static void prim_functionArgs(EvalState & state, const Pos & pos, Value * * args
{
state.forceValue(*args[0]);
if (args[0]->type != tLambda)
throw TypeError(format("'functionArgs' requires a function, at %1%") % pos);
throw TypeError("'functionArgs' requires a function, at %1%", pos);
if (!args[0]->lambda.fun->matchAttrs) {
state.mkAttrs(v, 0);
@ -1396,7 +1396,7 @@ static void elemAt(EvalState & state, const Pos & pos, Value & list, int n, Valu
{
state.forceList(list, pos);
if (n < 0 || (unsigned int) n >= list.listSize())
throw Error(format("list index %1% is out of bounds, at %2%") % n % pos);
throw Error("list index %1% is out of bounds, at %2%", n, pos);
state.forceValue(*list.listElems()[n]);
v = *list.listElems()[n];
}
@ -1423,7 +1423,7 @@ static void prim_tail(EvalState & state, const Pos & pos, Value * * args, Value
{
state.forceList(*args[0], pos);
if (args[0]->listSize() == 0)
throw Error(format("'tail' called on an empty list, at %1%") % pos);
throw Error("'tail' called on an empty list, at %1%", pos);
state.mkList(v, args[0]->listSize() - 1);
for (unsigned int n = 0; n < v.listSize(); ++n)
v.listElems()[n] = args[0]->listElems()[n + 1];
@ -1564,7 +1564,7 @@ static void prim_genList(EvalState & state, const Pos & pos, Value * * args, Val
auto len = state.forceInt(*args[1], pos);
if (len < 0)
throw EvalError(format("cannot create list of size %1%, at %2%") % len % pos);
throw EvalError("cannot create list of size %1%, at %2%", len, pos);
state.mkList(v, len);
@ -1722,7 +1722,7 @@ static void prim_div(EvalState & state, const Pos & pos, Value * * args, Value &
state.forceValue(*args[1], pos);
NixFloat f2 = state.forceFloat(*args[1], pos);
if (f2 == 0) throw EvalError(format("division by zero, at %1%") % pos);
if (f2 == 0) throw EvalError("division by zero, at %1%", pos);
if (args[0]->type == tFloat || args[1]->type == tFloat) {
mkFloat(v, state.forceFloat(*args[0], pos) / state.forceFloat(*args[1], pos));
@ -1731,7 +1731,7 @@ static void prim_div(EvalState & state, const Pos & pos, Value * * args, Value &
NixInt i2 = state.forceInt(*args[1], pos);
/* Avoid division overflow as it might raise SIGFPE. */
if (i1 == std::numeric_limits<NixInt>::min() && i2 == -1)
throw EvalError(format("overflow in integer division, at %1%") % pos);
throw EvalError("overflow in integer division, at %1%", pos);
mkInt(v, i1 / i2);
}
}
@ -1787,7 +1787,7 @@ static void prim_substring(EvalState & state, const Pos & pos, Value * * args, V
PathSet context;
string s = state.coerceToString(pos, *args[2], context);
if (start < 0) throw EvalError(format("negative start position in 'substring', at %1%") % pos);
if (start < 0) throw EvalError("negative start position in 'substring', at %1%", pos);
mkString(v, (unsigned int) start >= s.size() ? "" : string(s, start, len), context);
}
@ -1807,7 +1807,7 @@ static void prim_hashString(EvalState & state, const Pos & pos, Value * * args,
string type = state.forceStringNoCtx(*args[0], pos);
HashType ht = parseHashType(type);
if (ht == htUnknown)
throw Error(format("unknown hash type '%1%', at %2%") % type % pos);
throw Error("unknown hash type '%1%', at %2%", type, pos);
PathSet context; // discarded
string s = state.forceString(*args[1], context, pos);
@ -1950,7 +1950,7 @@ static void prim_replaceStrings(EvalState & state, const Pos & pos, Value * * ar
state.forceList(*args[0], pos);
state.forceList(*args[1], pos);
if (args[0]->listSize() != args[1]->listSize())
throw EvalError(format("'from' and 'to' arguments to 'replaceStrings' have different lengths, at %1%") % pos);
throw EvalError("'from' and 'to' arguments to 'replaceStrings' have different lengths, at %1%", pos);
vector<string> from;
from.reserve(args[0]->listSize());
@ -2072,11 +2072,11 @@ void fetch(EvalState & state, const Pos & pos, Value * * args, Value & v,
else if (n == "name")
request.name = state.forceStringNoCtx(*attr.value, *attr.pos);
else
throw EvalError(format("unsupported argument '%1%' to '%2%', at %3%") % attr.name % who % attr.pos);
throw EvalError("unsupported argument '%1%' to '%2%', at %3%", attr.name, who, attr.pos);
}
if (request.uri.empty())
throw EvalError(format("'url' argument required, at %1%") % pos);
throw EvalError("'url' argument required, at %1%", pos);
} else
request.uri = state.forceStringNoCtx(*args[0], pos);

2
src/libexpr/primops/fetchGit.cc
View file

@ -221,7 +221,7 @@ static void prim_fetchGit(EvalState & state, const Pos & pos, Value * * args, Va
}
if (url.empty())
throw EvalError(format("'url' argument required, at %1%") % pos);
throw EvalError("'url' argument required, at %1%", pos);
} else
url = state.coerceToString(pos, *args[0], context, false, false);

2
src/libexpr/primops/fetchMercurial.cc
View file

@ -191,7 +191,7 @@ static void prim_fetchMercurial(EvalState & state, const Pos & pos, Value * * ar
}
if (url.empty())
throw EvalError(format("'url' argument required, at %1%") % pos);
throw EvalError("'url' argument required, at %1%", pos);
} else
url = state.coerceToString(pos, *args[0], context, false, false);

4
src/libexpr/value-to-json.cc
View file

@ -79,7 +79,7 @@ void printValueAsJSON(EvalState & state, bool strict,
break;
default:
throw TypeError(format("cannot convert %1% to JSON") % showType(v));
throw TypeError("cannot convert %1% to JSON", showType(v));
}
}
@ -93,7 +93,7 @@ void printValueAsJSON(EvalState & state, bool strict,
void ExternalValueBase::printValueAsJSON(EvalState & state, bool strict,
JSONPlaceholder & out, PathSet & context) const
{
throw TypeError(format("cannot convert %1% to JSON") % showType());
throw TypeError("cannot convert %1% to JSON", showType());
}

10
src/libmain/shared.cc
View file

@ -75,7 +75,7 @@ string getArg(const string & opt,
Strings::iterator & i, const Strings::iterator & end)
{
++i;
if (i == end) throw UsageError(format("'%1%' requires an argument") % opt);
if (i == end) throw UsageError("'%1%' requires an argument", opt);
return *i;
}
@ -229,7 +229,7 @@ bool LegacyArgs::processArgs(const Strings & args, bool finish)
Strings ss(args);
auto pos = ss.begin();
if (!parseArg(pos, ss.end()))
throw UsageError(format("unexpected argument '%1%'") % args.front());
throw UsageError("unexpected argument '%1%'", args.front());
return true;
}
@ -273,7 +273,7 @@ void showManPage(const string & name)
restoreSignals();
setenv("MANPATH", settings.nixManDir.c_str(), 1);
execlp("man", "man", name.c_str(), nullptr);
throw SysError(format("command 'man %1%' failed") % name.c_str());
throw SysError("command 'man %1%' failed", name.c_str());
}
@ -301,7 +301,7 @@ int handleExceptions(const string & programName, std::function<void()> fun)
% e.what() % programName);
return 1;
} catch (BaseError & e) {
printError(format(error + "%1%%2%") % (settings.showTrace ? e.prefix() : "") % e.msg());
printError(error + "%1%%2%", (settings.showTrace ? e.prefix() : ""), e.msg());
if (e.prefix() != "" && !settings.showTrace)
printError("(use '--show-trace' to show detailed location information)");
return e.status;
@ -338,7 +338,7 @@ RunPager::RunPager()
execlp("pager", "pager", nullptr);
execlp("less", "less", nullptr);
execlp("more", "more", nullptr);
throw SysError(format("executing '%1%'") % pager);
throw SysError("executing '%1%'", pager);
});
pid.setKillSignal(SIGINT);

6
src/libmain/shared.hh
View file

@ -56,7 +56,7 @@ template<class N> N getIntArg(const string & opt,
Strings::iterator & i, const Strings::iterator & end, bool allowUnit)
{
++i;
if (i == end) throw UsageError(format("'%1%' requires an argument") % opt);
if (i == end) throw UsageError("'%1%' requires an argument", opt);
string s = *i;
N multiplier = 1;
if (allowUnit && !s.empty()) {
@ -66,13 +66,13 @@ template<class N> N getIntArg(const string & opt,
else if (u == 'M') multiplier = 1ULL << 20;
else if (u == 'G') multiplier = 1ULL << 30;
else if (u == 'T') multiplier = 1ULL << 40;
else throw UsageError(format("invalid unit specifier '%1%'") % u);
else throw UsageError("invalid unit specifier '%1%'", u);
s.resize(s.size() - 1);
}
}
N n;
if (!string2Int(s, n))
throw UsageError(format("'%1%' requires an integer argument") % opt);
throw UsageError("'%1%' requires an integer argument", opt);
return n * multiplier;
}

8
src/libstore/binary-cache-store.cc
View file

@ -40,14 +40,14 @@ void BinaryCacheStore::init()
upsertFile(cacheInfoFile, "StoreDir: " + storeDir + "\n", "text/x-nix-cache-info");
} else {
for (auto & line : tokenizeString<Strings>(*cacheInfo, "\n")) {
size_t colon = line.find(':');
if (colon == std::string::npos) continue;
size_t colon= line.find(':');
if (colon ==std::string::npos) continue;
auto name = line.substr(0, colon);
auto value = trim(line.substr(colon + 1, std::string::npos));
if (name == "StoreDir") {
if (value != storeDir)
throw Error(format("binary cache '%s' is for Nix stores with prefix '%s', not '%s'")
% getUri() % value % storeDir);
throw Error("binary cache '%s' is for Nix stores with prefix '%s', not '%s'",
getUri(), value, storeDir);
} else if (name == "WantMassQuery") {
wantMassQuery.setDefault(value == "1" ? "true" : "false");
} else if (name == "Priority") {

98
src/libstore/build.cc
View file

@ -453,7 +453,7 @@ static void commonChildInit(Pipe & logPipe)
that e.g. ssh cannot open /dev/tty) and it doesn't receive
terminal signals. */
if (setsid() == -1)
throw SysError(format("creating a new session"));
throw SysError("creating a new session");
/* Dup the write side of the logger pipe into stderr. */
if (dup2(logPipe.writeSide.get(), STDERR_FILENO) == -1)
@ -466,7 +466,7 @@ static void commonChildInit(Pipe & logPipe)
/* Reroute stdin to /dev/null. */
int fdDevNull = open(pathNullDevice.c_str(), O_RDWR);
if (fdDevNull == -1)
throw SysError(format("cannot open '%1%'") % pathNullDevice);
throw SysError("cannot open '%1%'", pathNullDevice);
if (dup2(fdDevNull, STDIN_FILENO) == -1)
throw SysError("cannot dup null device into stdin");
close(fdDevNull);
@ -488,7 +488,7 @@ void handleDiffHook(
auto diffRes = runProgram(diffHookOptions);
if (!statusOk(diffRes.first))
throw ExecError(diffRes.first, fmt("diff-hook program '%1%' %2%", diffHook, statusToString(diffRes.first)));
throw ExecError(diffRes.first, "diff-hook program '%1%' %2%", diffHook, statusToString(diffRes.first));
if (diffRes.second != "")
printError(chomp(diffRes.second));
@ -534,8 +534,8 @@ UserLock::UserLock()
/* Get the members of the build-users-group. */
struct group * gr = getgrnam(settings.buildUsersGroup.get().c_str());
if (!gr)
throw Error(format("the group '%1%' specified in 'build-users-group' does not exist")
% settings.buildUsersGroup);
throw Error("the group '%1%' specified in 'build-users-group' does not exist",
settings.buildUsersGroup);
gid = gr->gr_gid;
/* Copy the result of getgrnam. */
@ -546,8 +546,8 @@ UserLock::UserLock()
}
if (users.empty())
throw Error(format("the build users group '%1%' has no members")
% settings.buildUsersGroup);
throw Error("the build users group '%1%' has no members",
settings.buildUsersGroup);
/* Find a user account that isn't currently in use for another
build. */
@ -556,8 +556,8 @@ UserLock::UserLock()
struct passwd * pw = getpwnam(i.c_str());
if (!pw)
throw Error(format("the user '%1%' in the group '%2%' does not exist")
% i % settings.buildUsersGroup);
throw Error("the user '%1%' in the group '%2%' does not exist",
i, settings.buildUsersGroup);
createDirs(settings.nixStateDir + "/userpool");
@ -565,7 +565,7 @@ UserLock::UserLock()
AutoCloseFD fd = open(fnUserLock.c_str(), O_RDWR | O_CREAT | O_CLOEXEC, 0600);
if (!fd)
throw SysError(format("opening user lock '%1%'") % fnUserLock);
throw SysError("opening user lock '%1%'", fnUserLock);
if (lockFile(fd.get(), ltWrite, false)) {
fdUserLock = std::move(fd);
@ -574,8 +574,8 @@ UserLock::UserLock()
/* Sanity check... */
if (uid == getuid() || uid == geteuid())
throw Error(format("the Nix user should not be a member of '%1%'")
% settings.buildUsersGroup);
throw Error("the Nix user should not be a member of '%1%'",
settings.buildUsersGroup);
#if __linux__
/* Get the list of supplementary groups of this build user. This
@ -585,7 +585,7 @@ UserLock::UserLock()
int err = getgrouplist(pw->pw_name, pw->pw_gid,
supplementaryGIDs.data(), &ngroups);
if (err == -1)
throw Error(format("failed to get list of supplementary groups for '%1%'") % pw->pw_name);
throw Error("failed to get list of supplementary groups for '%1%'", pw->pw_name);
supplementaryGIDs.resize(ngroups);
#endif
@ -594,9 +594,9 @@ UserLock::UserLock()
}
}
throw Error(format("all build users are currently in use; "
"consider creating additional users and adding them to the '%1%' group")
% settings.buildUsersGroup);
throw Error("all build users are currently in use; "
"consider creating additional users and adding them to the '%1%' group",
settings.buildUsersGroup);
}
@ -1985,7 +1985,7 @@ void DerivationGoal::startBuilder()
string s = get(drv->env, "exportReferencesGraph").value_or("");
Strings ss = tokenizeString<Strings>(s);
if (ss.size() % 2 != 0)
throw BuildError(format("odd number of tokens in 'exportReferencesGraph': '%1%'") % s);
throw BuildError("odd number of tokens in 'exportReferencesGraph': '%1%'", s);
for (Strings::iterator i = ss.begin(); i != ss.end(); ) {
string fileName = *i++;
static std::regex regex("[A-Za-z_][A-Za-z0-9_.-]*");
@ -2034,7 +2034,7 @@ void DerivationGoal::startBuilder()
worker.store.computeFSClosure(worker.store.parseStorePath(worker.store.toStorePath(i.second.source)), closure);
} catch (InvalidPath & e) {
} catch (Error & e) {
throw Error(format("while processing 'sandbox-paths': %s") % e.what());
throw Error("while processing 'sandbox-paths': %s", e.what());
}
for (auto & i : closure) {
auto p = worker.store.printStorePath(i);
@ -2081,10 +2081,10 @@ void DerivationGoal::startBuilder()
printMsg(lvlChatty, format("setting up chroot environment in '%1%'") % chrootRootDir);
if (mkdir(chrootRootDir.c_str(), 0750) == -1)
throw SysError(format("cannot create '%1%'") % chrootRootDir);
throw SysError("cannot create '%1%'", chrootRootDir);
if (buildUser && chown(chrootRootDir.c_str(), 0, buildUser->getGID()) == -1)
throw SysError(format("cannot change ownership of '%1%'") % chrootRootDir);
throw SysError("cannot change ownership of '%1%'", chrootRootDir);
/* Create a writable /tmp in the chroot. Many builders need
this. (Of course they should really respect $TMPDIR
@ -2128,7 +2128,7 @@ void DerivationGoal::startBuilder()
chmod_(chrootStoreDir, 01775);
if (buildUser && chown(chrootStoreDir.c_str(), 0, buildUser->getGID()) == -1)
throw SysError(format("cannot change ownership of '%1%'") % chrootStoreDir);
throw SysError("cannot change ownership of '%1%'", chrootStoreDir);
for (auto & i : inputPaths) {
auto p = worker.store.printStorePath(i);
@ -2161,7 +2161,7 @@ void DerivationGoal::startBuilder()
if (needsHashRewrite()) {
if (pathExists(homeDir))
throw Error(format("directory '%1%' exists; please remove it") % homeDir);
throw Error("directory '%1%' exists; please remove it", homeDir);
/* We're not doing a chroot build, but we have some valid
output paths. Since we can't just overwrite or delete
@ -2206,8 +2206,7 @@ void DerivationGoal::startBuilder()
if (line == "extra-sandbox-paths" || line == "extra-chroot-dirs") {
state = stExtraChrootDirs;
} else {
throw Error(format("unknown pre-build hook command '%1%'")
% line);
throw Error("unknown pre-build hook command '%1%'", line);
}
} else if (state == stExtraChrootDirs) {
if (line == "") {
@ -2967,7 +2966,7 @@ void DerivationGoal::chownToBuilder(const Path & path)
{
if (!buildUser) return;
if (chown(path.c_str(), buildUser->getUID(), buildUser->getGID()) == -1)
throw SysError(format("cannot change ownership of '%1%'") % path);
throw SysError("cannot change ownership of '%1%'", path);
}
@ -3104,7 +3103,7 @@ void DerivationGoal::runChild()
/* Bind-mount chroot directory to itself, to treat it as a
different filesystem from /, as needed for pivot_root. */
if (mount(chrootRootDir.c_str(), chrootRootDir.c_str(), 0, MS_BIND, 0) == -1)
throw SysError(format("unable to bind mount '%1%'") % chrootRootDir);
throw SysError("unable to bind mount '%1%'", chrootRootDir);
/* Bind-mount the sandbox's Nix store onto itself so that
we can mark it as a "shared" subtree, allowing bind
@ -3238,16 +3237,16 @@ void DerivationGoal::runChild()
/* Do the chroot(). */
if (chdir(chrootRootDir.c_str()) == -1)
throw SysError(format("cannot change directory to '%1%'") % chrootRootDir);
throw SysError("cannot change directory to '%1%'", chrootRootDir);
if (mkdir("real-root", 0) == -1)
throw SysError("cannot create real-root directory");
if (pivot_root(".", "real-root") == -1)
throw SysError(format("cannot pivot old root directory onto '%1%'") % (chrootRootDir + "/real-root"));
throw SysError("cannot pivot old root directory onto '%1%'", (chrootRootDir + "/real-root"));
if (chroot(".") == -1)
throw SysError(format("cannot change root directory to '%1%'") % chrootRootDir);
throw SysError("cannot change root directory to '%1%'", chrootRootDir);
if (umount2("real-root", MNT_DETACH) == -1)
throw SysError("cannot unmount real root filesystem");
@ -3268,7 +3267,7 @@ void DerivationGoal::runChild()
#endif
if (chdir(tmpDirInSandbox.c_str()) == -1)
throw SysError(format("changing into '%1%'") % tmpDir);
throw SysError("changing into '%1%'", tmpDir);
/* Close all other file descriptors. */
closeMostFDs({STDIN_FILENO, STDOUT_FILENO, STDERR_FILENO});
@ -3407,9 +3406,9 @@ void DerivationGoal::runChild()
sandboxProfile += "(allow file-read* file-write* process-exec\n";
for (auto & i : dirsInChroot) {
if (i.first != i.second.source)
throw Error(format(
"can't map '%1%' to '%2%': mismatched impure paths not supported on Darwin")
% i.first % i.second.source);
throw Error(
"can't map '%1%' to '%2%': mismatched impure paths not supported on Darwin",
i.first, i.second.source);
string path = i.first;
struct stat st;
@ -3500,7 +3499,7 @@ void DerivationGoal::runChild()
else if (drv->builder == "builtin:unpack-channel")
builtinUnpackChannel(drv2);
else
throw Error(format("unsupported builtin function '%1%'") % string(drv->builder, 8));
throw Error("unsupported builtin function '%1%'", string(drv->builder, 8));
_exit(0);
} catch (std::exception & e) {
writeFull(STDERR_FILENO, "error: " + string(e.what()) + "\n");
@ -3510,7 +3509,7 @@ void DerivationGoal::runChild()
execve(builder, stringsToCharPtrs(args).data(), stringsToCharPtrs(envStrs).data());
throw SysError(format("executing '%1%'") % drv->builder);
throw SysError("executing '%1%'", drv->builder);
} catch (std::exception & e) {
writeFull(STDERR_FILENO, "\1while setting up the build environment: " + string(e.what()) + "\n");
@ -3595,7 +3594,7 @@ void DerivationGoal::registerOutputs()
replaceValidPath(path, actualPath);
else
if (buildMode != bmCheck && rename(actualPath.c_str(), worker.store.toRealPath(path).c_str()) == -1)
throw SysError(format("moving build output '%1%' from the sandbox to the Nix store") % path);
throw SysError("moving build output '%1%' from the sandbox to the Nix store", path);
}
if (buildMode != bmCheck) actualPath = worker.store.toRealPath(path);
}
@ -3616,13 +3615,13 @@ void DerivationGoal::registerOutputs()
user. */
if ((!S_ISLNK(st.st_mode) && (st.st_mode & (S_IWGRP | S_IWOTH))) ||
(buildUser && st.st_uid != buildUser->getUID()))
throw BuildError(format("suspicious ownership or permission on '%1%'; rejecting this build output") % path);
throw BuildError("suspicious ownership or permission on '%1%'; rejecting this build output", path);
#endif
/* Apply hash rewriting if necessary. */
bool rewritten = false;
if (!outputRewrites.empty()) {
printError(format("warning: rewriting hashes in '%1%'; cross fingers") % path);
printError("warning: rewriting hashes in '%1%'; cross fingers", path);
/* Canonicalise first. This ensures that the path we're
rewriting doesn't contain a hard link to /etc/shadow or
@ -3654,7 +3653,8 @@ void DerivationGoal::registerOutputs()
/* The output path should be a regular file without execute permission. */
if (!S_ISREG(st.st_mode) || (st.st_mode & S_IXUSR) != 0)
throw BuildError(
format("output path '%1%' should be a non-executable regular file") % path);
"output path '%1%' should be a non-executable regular file",
path);
}
/* Check the hash. In hash mode, move the path produced by
@ -3715,7 +3715,7 @@ void DerivationGoal::registerOutputs()
Path dst = worker.store.toRealPath(path + checkSuffix);
deletePath(dst);
if (rename(actualPath.c_str(), dst.c_str()))
throw SysError(format("renaming '%1%' to '%2%'") % actualPath % dst);
throw SysError("renaming '%1%' to '%2%'", actualPath, dst);
handleDiffHook(
buildUser ? buildUser->getUID() : getuid(),
@ -4014,7 +4014,7 @@ Path DerivationGoal::openLogFile()
settings.compressLog ? ".bz2" : "");
fdLogFile = open(logFileName.c_str(), O_CREAT | O_WRONLY | O_TRUNC | O_CLOEXEC, 0666);
if (!fdLogFile) throw SysError(format("creating log file '%1%'") % logFileName);
if (!fdLogFile) throw SysError("creating log file '%1%'", logFileName);
logFileSink = std::make_shared<FdSink>(fdLogFile.get());
@ -4522,7 +4522,6 @@ void SubstitutionGoal::handleEOF(int fd)
if (fd == outPipe.readSide.get()) worker.wakeUp(shared_from_this());
}
//////////////////////////////////////////////////////////////////////
@ -4739,9 +4738,9 @@ void Worker::run(const Goals & _topGoals)
if (!children.empty() || !waitingForAWhile.empty())
waitForInput();
else {
if (awake.empty() && 0 == settings.maxBuildJobs) throw Error(
"unable to start any build; either increase '--max-jobs' "
"or enable remote builds");
if (awake.empty() && 0 == settings.maxBuildJobs)
throw Error("unable to start any build; either increase '--max-jobs' "
"or enable remote builds");
assert(!awake.empty());
}
}
@ -4754,7 +4753,6 @@ void Worker::run(const Goals & _topGoals)
assert(!settings.keepGoing || children.empty());
}
void Worker::waitForInput()
{
printMsg(lvlVomit, "waiting for children");
@ -4895,6 +4893,9 @@ void Worker::waitForInput()
}
unsigned int Worker::exitStatus()
{
/*
@ -4994,7 +4995,6 @@ void LocalStore::buildPaths(const std::vector<StorePathWithOutputs> & drvPaths,
throw Error(worker.exitStatus(), "build of %s failed", showPaths(failed));
}
BuildResult LocalStore::buildDerivation(const StorePath & drvPath, const BasicDerivation & drv,
BuildMode buildMode)
{
@ -5055,4 +5055,8 @@ void LocalStore::repairPath(const StorePath & path)
}
}

10
src/libstore/builtins/buildenv.cc
View file

@ -72,15 +72,15 @@ static void createLinks(State & state, const Path & srcDir, const Path & dstDir,
if (!S_ISDIR(lstat(target).st_mode))
throw Error("collision between '%1%' and non-directory '%2%'", srcFile, target);
if (unlink(dstFile.c_str()) == -1)
throw SysError(format("unlinking '%1%'") % dstFile);
throw SysError("unlinking '%1%'", dstFile);
if (mkdir(dstFile.c_str(), 0755) == -1)
throw SysError(format("creating directory '%1%'"));
throw SysError("creating directory '%1%'", dstFile);
createLinks(state, target, dstFile, state.priorities[dstFile]);
createLinks(state, srcFile, dstFile, priority);
continue;
}
} else if (errno != ENOENT)
throw SysError(format("getting status of '%1%'") % dstFile);
throw SysError("getting status of '%1%'", dstFile);
}
else {
@ -99,11 +99,11 @@ static void createLinks(State & state, const Path & srcDir, const Path & dstDir,
if (prevPriority < priority)
continue;
if (unlink(dstFile.c_str()) == -1)
throw SysError(format("unlinking '%1%'") % dstFile);
throw SysError("unlinking '%1%'", dstFile);
} else if (S_ISDIR(dstSt.st_mode))
throw Error("collision between non-directory '%1%' and directory '%2%'", srcFile, dstFile);
} else if (errno != ENOENT)
throw SysError(format("getting status of '%1%'") % dstFile);
throw SysError("getting status of '%1%'", dstFile);
}
createSymlink(srcFile, dstFile);

4
src/libstore/builtins/fetchurl.cc
View file

@ -18,7 +18,7 @@ void builtinFetchurl(const BasicDerivation & drv, const std::string & netrcData)
auto getAttr = [&](const string & name) {
auto i = drv.env.find(name);
if (i == drv.env.end()) throw Error(format("attribute '%s' missing") % name);
if (i == drv.env.end()) throw Error("attribute '%s' missing", name);
return i->second;
};
@ -54,7 +54,7 @@ void builtinFetchurl(const BasicDerivation & drv, const std::string & netrcData)
auto executable = drv.env.find("executable");
if (executable != drv.env.end() && executable->second == "1") {
if (chmod(storePath.c_str(), 0755) == -1)
throw SysError(format("making '%1%' executable") % storePath);
throw SysError("making '%1%' executable", storePath);
}
};

2
src/libstore/daemon.cc
View file

@ -747,7 +747,7 @@ static void performOp(TunnelLogger * logger, ref<Store> store,
}
default:
throw Error(format("invalid operation %1%") % op);
throw Error("invalid operation %1%", op);
}
}

6
src/libstore/derivations.cc
View file

@ -87,7 +87,7 @@ static void expect(std::istream & str, const string & s)
char s2[s.size()];
str.read(s2, s.size());
if (string(s2, s.size()) != s)
throw FormatError(format("expected string '%1%'") % s);
throw FormatError("expected string '%1%'", s);
}
@ -114,7 +114,7 @@ static Path parsePath(std::istream & str)
{
string s = parseString(str);
if (s.size() == 0 || s[0] != '/')
throw FormatError(format("bad path '%1%' in derivation") % s);
throw FormatError("bad path '%1%' in derivation", s);
return s;
}
@ -196,7 +196,7 @@ Derivation readDerivation(const Store & store, const Path & drvPath)
try {
return parseDerivation(store, readFile(drvPath));
} catch (FormatError & e) {
throw Error(format("error parsing derivation '%1%': %2%") % drvPath % e.msg());
throw Error("error parsing derivation '%1%': %2%", drvPath, e.msg());
}
}

6
src/libstore/download.cc
View file

@ -113,7 +113,7 @@ struct CurlDownloader : public Downloader
if (requestHeaders) curl_slist_free_all(requestHeaders);
try {
if (!done)
fail(DownloadError(Interrupted, format("download of '%s' was interrupted") % request.uri));
fail(DownloadError(Interrupted, "download of '%s' was interrupted", request.uri));
} catch (...) {
ignoreException();
}
@ -518,7 +518,7 @@ struct CurlDownloader : public Downloader
int running;
CURLMcode mc = curl_multi_perform(curlm, &running);
if (mc != CURLM_OK)
throw nix::Error(format("unexpected error from curl_multi_perform(): %s") % curl_multi_strerror(mc));
throw nix::Error("unexpected error from curl_multi_perform(): %s", curl_multi_strerror(mc));
/* Set the promises of any finished requests. */
CURLMsg * msg;
@ -548,7 +548,7 @@ struct CurlDownloader : public Downloader
vomit("download thread waiting for %d ms", sleepTimeMs);
mc = curl_multi_wait(curlm, extraFDs, 1, sleepTimeMs, &numfds);
if (mc != CURLM_OK)
throw nix::Error(format("unexpected error from curl_multi_wait(): %s") % curl_multi_strerror(mc));
throw nix::Error("unexpected error from curl_multi_wait(): %s", curl_multi_strerror(mc));
nextWakeup = std::chrono::steady_clock::time_point();

6
src/libstore/download.hh
View file

@ -128,8 +128,10 @@ class DownloadError : public Error
{
public:
Downloader::Error error;
DownloadError(Downloader::Error error, const FormatOrString & fs)
: Error(fs), error(error)
template<typename... Args>
DownloadError(Downloader::Error error, const Args & ... args)
: Error(args...), error(error)
{ }
};

44
src/libstore/gc.cc
View file

@ -38,7 +38,7 @@ AutoCloseFD LocalStore::openGCLock(LockType lockType)
AutoCloseFD fdGCLock = open(fnGCLock.c_str(), O_RDWR | O_CREAT | O_CLOEXEC, 0600);
if (!fdGCLock)
throw SysError(format("opening global GC lock '%1%'") % fnGCLock);
throw SysError("opening global GC lock '%1%'", fnGCLock);
if (!lockFile(fdGCLock.get(), lockType, false)) {
printError(format("waiting for the big garbage collector lock..."));
@ -65,8 +65,8 @@ static void makeSymlink(const Path & link, const Path & target)
/* Atomically replace the old one. */
if (rename(tempLink.c_str(), link.c_str()) == -1)
throw SysError(format("cannot rename '%1%' to '%2%'")
% tempLink % link);
throw SysError("cannot rename '%1%' to '%2%'",
tempLink , link);
}
@ -91,15 +91,15 @@ Path LocalFSStore::addPermRoot(const StorePath & storePath,
Path gcRoot(canonPath(_gcRoot));
if (isInStore(gcRoot))
throw Error(format(
throw Error(
"creating a garbage collector root (%1%) in the Nix store is forbidden "
"(are you running nix-build inside the store?)") % gcRoot);
"(are you running nix-build inside the store?)", gcRoot);
if (indirect) {
/* Don't clobber the link if it already exists and doesn't
point to the Nix store. */
if (pathExists(gcRoot) && (!isLink(gcRoot) || !isInStore(readLink(gcRoot))))
throw Error(format("cannot create symlink '%1%'; already exists") % gcRoot);
throw Error("cannot create symlink '%1%'; already exists", gcRoot);
makeSymlink(gcRoot, printStorePath(storePath));
addIndirectRoot(gcRoot);
}
@ -109,10 +109,10 @@ Path LocalFSStore::addPermRoot(const StorePath & storePath,
Path rootsDir = canonPath((format("%1%/%2%") % stateDir % gcRootsDir).str());
if (string(gcRoot, 0, rootsDir.size() + 1) != rootsDir + "/")
throw Error(format(
throw Error(
"path '%1%' is not a valid garbage collector root; "
"it's not in the directory '%2%'")
% gcRoot % rootsDir);
"it's not in the directory '%2%'",
gcRoot, rootsDir);
}
if (baseNameOf(gcRoot) == std::string(storePath.to_string()))
@ -170,7 +170,7 @@ void LocalStore::addTempRoot(const StorePath & path)
way. */
struct stat st;
if (fstat(state->fdTempRoots.get(), &st) == -1)
throw SysError(format("statting '%1%'") % fnTempRoots);
throw SysError("statting '%1%'", fnTempRoots);
if (st.st_size == 0) break;
/* The garbage collector deleted this file before we could
@ -211,7 +211,7 @@ void LocalStore::findTempRoots(FDs & fds, Roots & tempRoots, bool censor)
if (!*fd) {
/* It's okay if the file has disappeared. */
if (errno == ENOENT) continue;
throw SysError(format("opening temporary roots file '%1%'") % path);
throw SysError("opening temporary roots file '%1%'", path);
}
/* This should work, but doesn't, for some reason. */
@ -222,7 +222,7 @@ void LocalStore::findTempRoots(FDs & fds, Roots & tempRoots, bool censor)
only succeed if the owning process has died. In that case
we don't care about its temporary roots. */
if (lockFile(fd->get(), ltWrite, false)) {
printError(format("removing stale temporary roots file '%1%'") % path);
printError("removing stale temporary roots file '%1%'", path);
unlink(path.c_str());
writeFull(fd->get(), "d");
continue;
@ -398,7 +398,7 @@ void LocalStore::findRuntimeRoots(Roots & roots, bool censor)
if (!fdDir) {
if (errno == ENOENT || errno == EACCES)
continue;
throw SysError(format("opening %1%") % fdStr);
throw SysError("opening %1%", fdStr);
}
struct dirent * fd_ent;
while (errno = 0, fd_ent = readdir(fdDir.get())) {
@ -408,7 +408,7 @@ void LocalStore::findRuntimeRoots(Roots & roots, bool censor)
if (errno) {
if (errno == ESRCH)
continue;
throw SysError(format("iterating /proc/%1%/fd") % ent->d_name);
throw SysError("iterating /proc/%1%/fd", ent->d_name);
}
fdDir.reset();
@ -536,7 +536,7 @@ void LocalStore::deletePathRecursive(GCState & state, const Path & path)
struct stat st;
if (lstat(realPath.c_str(), &st)) {
if (errno == ENOENT) return;
throw SysError(format("getting status of %1%") % realPath);
throw SysError("getting status of %1%", realPath);
}
printInfo(format("deleting '%1%'") % path);
@ -554,10 +554,10 @@ void LocalStore::deletePathRecursive(GCState & state, const Path & path)
// size.
try {
if (chmod(realPath.c_str(), st.st_mode | S_IWUSR) == -1)
throw SysError(format("making '%1%' writable") % realPath);
throw SysError("making '%1%' writable", realPath);
Path tmp = trashDir + "/" + std::string(baseNameOf(path));
if (rename(realPath.c_str(), tmp.c_str()))
throw SysError(format("unable to rename '%1%' to '%2%'") % realPath % tmp);
throw SysError("unable to rename '%1%' to '%2%'", realPath, tmp);
state.bytesInvalidated += size;
} catch (SysError & e) {
if (e.errNo == ENOSPC) {
@ -676,7 +676,7 @@ void LocalStore::tryToDelete(GCState & state, const Path & path)
void LocalStore::removeUnusedLinks(const GCState & state)
{
AutoCloseDir dir(opendir(linksDir.c_str()));
if (!dir) throw SysError(format("opening directory '%1%'") % linksDir);
if (!dir) throw SysError("opening directory '%1%'", linksDir);
long long actualSize = 0, unsharedSize = 0;
@ -689,7 +689,7 @@ void LocalStore::removeUnusedLinks(const GCState & state)
struct stat st;
if (lstat(path.c_str(), &st) == -1)
throw SysError(format("statting '%1%'") % path);
throw SysError("statting '%1%'", path);
if (st.st_nlink != 1) {
actualSize += st.st_size;
@ -700,14 +700,14 @@ void LocalStore::removeUnusedLinks(const GCState & state)
printMsg(lvlTalkative, format("deleting unused link '%1%'") % path);
if (unlink(path.c_str()) == -1)
throw SysError(format("deleting '%1%'") % path);
throw SysError("deleting '%1%'", path);
state.results.bytesFreed += st.st_size;
}
struct stat st;
if (stat(linksDir.c_str(), &st) == -1)
throw SysError(format("statting '%1%'") % linksDir);
throw SysError("statting '%1%'", linksDir);
long long overhead = st.st_blocks * 512ULL;
printInfo(format("note: currently hard linking saves %.2f MiB")
@ -801,7 +801,7 @@ void LocalStore::collectGarbage(const GCOptions & options, GCResults & results)
try {
AutoCloseDir dir(opendir(realStoreDir.c_str()));
if (!dir) throw SysError(format("opening directory '%1%'") % realStoreDir);
if (!dir) throw SysError("opening directory '%1%'", realStoreDir);
/* Read the store and immediately delete all paths that
aren't valid. When using --max-freed etc., deleting

2
src/libstore/local-binary-cache-store.cc
View file

@ -74,7 +74,7 @@ static void atomicWrite(const Path & path, const std::string & s)
AutoDelete del(tmp, false);
writeFile(tmp, s);
if (rename(tmp.c_str(), path.c_str()))
throw SysError(format("renaming '%1%' to '%2%'") % tmp % path);
throw SysError("renaming '%1%' to '%2%'", tmp, path);
del.cancel();
}

6
src/libstore/local-fs-store.cc
View file

@ -22,7 +22,7 @@ struct LocalStoreAccessor : public FSAccessor
{
Path storePath = store->toStorePath(path);
if (!store->isValidPath(store->parseStorePath(storePath)))
throw InvalidPath(format("path '%1%' is not a valid store path") % storePath);
throw InvalidPath("path '%1%' is not a valid store path", storePath);
return store->getRealStoreDir() + std::string(path, store->storeDir.size());
}
@ -33,11 +33,11 @@ struct LocalStoreAccessor : public FSAccessor
struct stat st;
if (lstat(realPath.c_str(), &st)) {
if (errno == ENOENT || errno == ENOTDIR) return {Type::tMissing, 0, false};
throw SysError(format("getting status of '%1%'") % path);
throw SysError("getting status of '%1%'", path);
}
if (!S_ISREG(st.st_mode) && !S_ISDIR(st.st_mode) && !S_ISLNK(st.st_mode))
throw Error(format("file '%1%' has unsupported type") % path);
throw Error("file '%1%' has unsupported type", path);
return {
S_ISREG(st.st_mode) ? Type::tRegular :

48
src/libstore/local-store.cc
View file

@ -92,13 +92,13 @@ LocalStore::LocalStore(const Params & params)
else {
struct stat st;
if (stat(realStoreDir.c_str(), &st))
throw SysError(format("getting attributes of path '%1%'") % realStoreDir);
throw SysError("getting attributes of path '%1%'", realStoreDir);
if (st.st_uid != 0 || st.st_gid != gr->gr_gid || (st.st_mode & ~S_IFMT) != perm) {
if (chown(realStoreDir.c_str(), 0, gr->gr_gid) == -1)
throw SysError(format("changing ownership of path '%1%'") % realStoreDir);
throw SysError("changing ownership of path '%1%'", realStoreDir);
if (chmod(realStoreDir.c_str(), perm) == -1)
throw SysError(format("changing permissions on path '%1%'") % realStoreDir);
throw SysError("changing permissions on path '%1%'", realStoreDir);
}
}
}
@ -109,12 +109,12 @@ LocalStore::LocalStore(const Params & params)
struct stat st;
while (path != "/") {
if (lstat(path.c_str(), &st))
throw SysError(format("getting status of '%1%'") % path);
throw SysError("getting status of '%1%'", path);
if (S_ISLNK(st.st_mode))
throw Error(format(
throw Error(
"the path '%1%' is a symlink; "
"this is not allowed for the Nix store and its parent directories")
% path);
"this is not allowed for the Nix store and its parent directories",
path);
path = dirOf(path);
}
}
@ -155,8 +155,8 @@ LocalStore::LocalStore(const Params & params)
upgrade. */
int curSchema = getSchema();
if (curSchema > nixSchemaVersion)
throw Error(format("current Nix store schema is version %1%, but I only support %2%")
% curSchema % nixSchemaVersion);
throw Error("current Nix store schema is version %1%, but I only support %2%",
curSchema, nixSchemaVersion);
else if (curSchema == 0) { /* new store */
curSchema = nixSchemaVersion;
@ -284,7 +284,7 @@ int LocalStore::getSchema()
if (pathExists(schemaPath)) {
string s = readFile(schemaPath);
if (!string2Int(s, curSchema))
throw Error(format("'%1%' is corrupt") % schemaPath);
throw Error("'%1%' is corrupt", schemaPath);
}
return curSchema;
}
@ -293,7 +293,7 @@ int LocalStore::getSchema()
void LocalStore::openDB(State & state, bool create)
{
if (access(dbDir.c_str(), R_OK | W_OK))
throw SysError(format("Nix database directory '%1%' is not writable") % dbDir);
throw SysError("Nix database directory '%1%' is not writable", dbDir);
/* Open the Nix database. */
string dbPath = dbDir + "/db.sqlite";
@ -367,7 +367,7 @@ void LocalStore::makeStoreWritable()
throw SysError("setting up a private mount namespace");
if (mount(0, realStoreDir.c_str(), "none", MS_REMOUNT | MS_BIND, 0) == -1)
throw SysError(format("remounting %1% writable") % realStoreDir);
throw SysError("remounting %1% writable", realStoreDir);
}
#endif
}
@ -388,7 +388,7 @@ static void canonicaliseTimestampAndPermissions(const Path & path, const struct
| 0444
| (st.st_mode & S_IXUSR ? 0111 : 0);
if (chmod(path.c_str(), mode) == -1)
throw SysError(format("changing mode of '%1%' to %2$o") % path % mode);
throw SysError("changing mode of '%1%' to %2$o", path, mode);
}
}
@ -406,7 +406,7 @@ static void canonicaliseTimestampAndPermissions(const Path & path, const struct
#else
if (!S_ISLNK(st.st_mode) && utimes(path.c_str(), times) == -1)
#endif
throw SysError(format("changing modification time of '%1%'") % path);
throw SysError("changing modification time of '%1%'", path);
}
}
@ -415,7 +415,7 @@ void canonicaliseTimestampAndPermissions(const Path & path)
{
struct stat st;
if (lstat(path.c_str(), &st))
throw SysError(format("getting attributes of path '%1%'") % path);
throw SysError("getting attributes of path '%1%'", path);
canonicaliseTimestampAndPermissions(path, st);
}
@ -430,17 +430,17 @@ static void canonicalisePathMetaData_(const Path & path, uid_t fromUid, InodesSe
setattrlist() to remove other attributes as well. */
if (lchflags(path.c_str(), 0)) {
if (errno != ENOTSUP)
throw SysError(format("clearing flags of path '%1%'") % path);
throw SysError("clearing flags of path '%1%'", path);
}
#endif
struct stat st;
if (lstat(path.c_str(), &st))
throw SysError(format("getting attributes of path '%1%'") % path);
throw SysError("getting attributes of path '%1%'", path);
/* Really make sure that the path is of a supported type. */
if (!(S_ISREG(st.st_mode) || S_ISDIR(st.st_mode) || S_ISLNK(st.st_mode)))
throw Error(format("file '%1%' has an unsupported type") % path);
throw Error("file '%1%' has an unsupported type", path);
#if __linux__
/* Remove extended attributes / ACLs. */
@ -474,7 +474,7 @@ static void canonicalisePathMetaData_(const Path & path, uid_t fromUid, InodesSe
if (fromUid != (uid_t) -1 && st.st_uid != fromUid) {
assert(!S_ISDIR(st.st_mode));
if (inodesSeen.find(Inode(st.st_dev, st.st_ino)) == inodesSeen.end())
throw BuildError(format("invalid ownership on file '%1%'") % path);
throw BuildError("invalid ownership on file '%1%'", path);
mode_t mode = st.st_mode & ~S_IFMT;
assert(S_ISLNK(st.st_mode) || (st.st_uid == geteuid() && (mode == 0444 || mode == 0555) && st.st_mtime == mtimeStore));
return;
@ -498,8 +498,8 @@ static void canonicalisePathMetaData_(const Path & path, uid_t fromUid, InodesSe
if (!S_ISLNK(st.st_mode) &&
chown(path.c_str(), geteuid(), getegid()) == -1)
#endif
throw SysError(format("changing owner of '%1%' to %2%")
% path % geteuid());
throw SysError("changing owner of '%1%' to %2%",
path, geteuid());
}
if (S_ISDIR(st.st_mode)) {
@ -518,11 +518,11 @@ void canonicalisePathMetaData(const Path & path, uid_t fromUid, InodesSeen & ino
be a symlink, since we can't change its ownership. */
struct stat st;
if (lstat(path.c_str(), &st))
throw SysError(format("getting attributes of path '%1%'") % path);
throw SysError("getting attributes of path '%1%'", path);
if (st.st_uid != geteuid()) {
assert(S_ISLNK(st.st_mode));
throw Error(format("wrong ownership of top-level store path '%1%'") % path);
throw Error("wrong ownership of top-level store path '%1%'", path);
}
}
@ -1392,7 +1392,7 @@ static void makeMutable(const Path & path)
AutoCloseFD fd = open(path.c_str(), O_RDONLY | O_NOFOLLOW | O_CLOEXEC);
if (fd == -1) {
if (errno == ELOOP) return; // it's a symlink
throw SysError(format("opening file '%1%'") % path);
throw SysError("opening file '%1%'", path);
}
unsigned int flags = 0, old;

6
src/libstore/nar-accessor.cc
View file

@ -184,7 +184,7 @@ struct NarAccessor : public FSAccessor
auto i = get(path);
if (i.type != FSAccessor::Type::tDirectory)
throw Error(format("path '%1%' inside NAR file is not a directory") % path);
throw Error("path '%1%' inside NAR file is not a directory", path);
StringSet res;
for (auto & child : i.children)
@ -197,7 +197,7 @@ struct NarAccessor : public FSAccessor
{
auto i = get(path);
if (i.type != FSAccessor::Type::tRegular)
throw Error(format("path '%1%' inside NAR file is not a regular file") % path);
throw Error("path '%1%' inside NAR file is not a regular file", path);
if (getNarBytes) return getNarBytes(i.start, i.size);
@ -209,7 +209,7 @@ struct NarAccessor : public FSAccessor
{
auto i = get(path);
if (i.type != FSAccessor::Type::tSymlink)
throw Error(format("path '%1%' inside NAR file is not a symlink") % path);
throw Error("path '%1%' inside NAR file is not a symlink", path);
return i.target;
}
};

2
src/libstore/nar-info.cc
View file

@ -7,7 +7,7 @@ NarInfo::NarInfo(const Store & store, const std::string & s, const std::string &
: ValidPathInfo(StorePath::dummy.clone()) // FIXME: hack
{
auto corrupt = [&]() {
throw Error(format("NAR info file '%1%' is corrupt") % whence);
throw Error("NAR info file '%1%' is corrupt", whence);
};
auto parseHashField = [&](const string & s) {

24
src/libstore/optimise-store.cc
View file

@ -19,9 +19,9 @@ static void makeWritable(const Path & path)
{
struct stat st;
if (lstat(path.c_str(), &st))
throw SysError(format("getting attributes of path '%1%'") % path);
throw SysError("getting attributes of path '%1%'", path);
if (chmod(path.c_str(), st.st_mode | S_IWUSR) == -1)
throw SysError(format("changing writability of '%1%'") % path);
throw SysError("changing writability of '%1%'", path);
}
@ -47,7 +47,7 @@ LocalStore::InodeHash LocalStore::loadInodeHash()
InodeHash inodeHash;
AutoCloseDir dir(opendir(linksDir.c_str()));
if (!dir) throw SysError(format("opening directory '%1%'") % linksDir);
if (!dir) throw SysError("opening directory '%1%'", linksDir);
struct dirent * dirent;
while (errno = 0, dirent = readdir(dir.get())) { /* sic */
@ -55,7 +55,7 @@ LocalStore::InodeHash LocalStore::loadInodeHash()
// We don't care if we hit non-hash files, anything goes
inodeHash.insert(dirent->d_ino);
}
if (errno) throw SysError(format("reading directory '%1%'") % linksDir);
if (errno) throw SysError("reading directory '%1%'", linksDir);
printMsg(lvlTalkative, format("loaded %1% hash inodes") % inodeHash.size());
@ -68,7 +68,7 @@ Strings LocalStore::readDirectoryIgnoringInodes(const Path & path, const InodeHa
Strings names;
AutoCloseDir dir(opendir(path.c_str()));
if (!dir) throw SysError(format("opening directory '%1%'") % path);
if (!dir) throw SysError("opening directory '%1%'", path);
struct dirent * dirent;
while (errno = 0, dirent = readdir(dir.get())) { /* sic */
@ -83,7 +83,7 @@ Strings LocalStore::readDirectoryIgnoringInodes(const Path & path, const InodeHa
if (name == "." || name == "..") continue;
names.push_back(name);
}
if (errno) throw SysError(format("reading directory '%1%'") % path);
if (errno) throw SysError("reading directory '%1%'", path);
return names;
}
@ -96,7 +96,7 @@ void LocalStore::optimisePath_(Activity * act, OptimiseStats & stats,
struct stat st;
if (lstat(path.c_str(), &st))
throw SysError(format("getting attributes of path '%1%'") % path);
throw SysError("getting attributes of path '%1%'", path);
#if __APPLE__
/* HFS/macOS has some undocumented security feature disabling hardlinking for
@ -130,7 +130,7 @@ void LocalStore::optimisePath_(Activity * act, OptimiseStats & stats,
NixOS (example: $fontconfig/var/cache being modified). Skip
those files. FIXME: check the modification time. */
if (S_ISREG(st.st_mode) && (st.st_mode & S_IWUSR)) {
printError(format("skipping suspicious writable file '%1%'") % path);
printError("skipping suspicious writable file '%1%'", path);
return;
}
@ -186,7 +186,7 @@ void LocalStore::optimisePath_(Activity * act, OptimiseStats & stats,
current file with a hard link to that file. */
struct stat stLink;
if (lstat(linkPath.c_str(), &stLink))
throw SysError(format("getting attributes of path '%1%'") % linkPath);
throw SysError("getting attributes of path '%1%'", linkPath);
if (st.st_ino == stLink.st_ino) {
debug(format("'%1%' is already linked to '%2%'") % path % linkPath);
@ -194,7 +194,7 @@ void LocalStore::optimisePath_(Activity * act, OptimiseStats & stats,
}
if (st.st_size != stLink.st_size) {
printError(format("removing corrupted link '%1%'") % linkPath);
printError("removing corrupted link '%1%'", linkPath);
unlink(linkPath.c_str());
goto retry;
}
@ -229,7 +229,7 @@ void LocalStore::optimisePath_(Activity * act, OptimiseStats & stats,
/* Atomically replace the old file with the new hard link. */
if (rename(tempLink.c_str(), path.c_str()) == -1) {
if (unlink(tempLink.c_str()) == -1)
printError(format("unable to unlink '%1%'") % tempLink);
printError("unable to unlink '%1%'", tempLink);
if (errno == EMLINK) {
/* Some filesystems generate too many links on the rename,
rather than on the original link. (Probably it
@ -238,7 +238,7 @@ void LocalStore::optimisePath_(Activity * act, OptimiseStats & stats,
debug("'%s' has reached maximum number of links", linkPath);
return;
}
throw SysError(format("cannot rename '%1%' to '%2%'") % tempLink % path);
throw SysError("cannot rename '%1%' to '%2%'", tempLink, path);
}
stats.filesLinked++;

8
src/libstore/pathlocks.cc
View file

@ -20,7 +20,7 @@ AutoCloseFD openLockFile(const Path & path, bool create)
fd = open(path.c_str(), O_CLOEXEC | O_RDWR | (create ? O_CREAT : 0), 0600);
if (!fd && (create || errno != ENOENT))
throw SysError(format("opening lock file '%1%'") % path);
throw SysError("opening lock file '%1%'", path);
return fd;
}
@ -51,7 +51,7 @@ bool lockFile(int fd, LockType lockType, bool wait)
while (flock(fd, type) != 0) {
checkInterrupt();
if (errno != EINTR)
throw SysError(format("acquiring/releasing lock"));
throw SysError("acquiring/releasing lock");
else
return false;
}
@ -60,7 +60,7 @@ bool lockFile(int fd, LockType lockType, bool wait)
checkInterrupt();
if (errno == EWOULDBLOCK) return false;
if (errno != EINTR)
throw SysError(format("acquiring/releasing lock"));
throw SysError("acquiring/releasing lock");
}
}
@ -124,7 +124,7 @@ bool PathLocks::lockPaths(const PathSet & paths,
hasn't been unlinked). */
struct stat st;
if (fstat(fd.get(), &st) == -1)
throw SysError(format("statting lock file '%1%'") % lockPath);
throw SysError("statting lock file '%1%'", lockPath);
if (st.st_size != 0)
/* This lock file has been unlinked, so we're holding
a lock on a deleted file. This means that other

8
src/libstore/profiles.cc
View file

@ -50,7 +50,7 @@ Generations findGenerations(Path profile, int & curGen)
gen.number = n;
struct stat st;
if (lstat(gen.path.c_str(), &st) != 0)
throw SysError(format("statting '%1%'") % gen.path);
throw SysError("statting '%1%'", gen.path);
gen.creationTime = st.st_mtime;
gens.push_back(gen);
}
@ -117,7 +117,7 @@ Path createGeneration(ref<LocalFSStore> store, Path profile, Path outPath)
static void removeFile(const Path & path)
{
if (remove(path.c_str()) == -1)
throw SysError(format("cannot unlink '%1%'") % path);
throw SysError("cannot unlink '%1%'", path);
}
@ -149,7 +149,7 @@ void deleteGenerations(const Path & profile, const std::set<unsigned int> & gens
Generations gens = findGenerations(profile, curGen);
if (gensToDelete.find(curGen) != gensToDelete.end())
throw Error(format("cannot delete current generation of profile %1%'") % profile);
throw Error("cannot delete current generation of profile %1%'", profile);
for (auto & i : gens) {
if (gensToDelete.find(i.number) == gensToDelete.end()) continue;
@ -226,7 +226,7 @@ void deleteGenerationsOlderThan(const Path & profile, const string & timeSpec, b
int days;
if (!string2Int(strDays, days) || days < 1)
throw Error(format("invalid number of days specifier '%1%'") % timeSpec);
throw Error("invalid number of days specifier '%1%'", timeSpec);
time_t oldTime = curTime - days * 24 * 3600;

2
src/libstore/references.cc
View file

@ -92,7 +92,7 @@ PathSet scanForReferences(const string & path,
auto baseName = std::string(baseNameOf(i));
string::size_type pos = baseName.find('-');
if (pos == string::npos)
throw Error(format("bad reference '%1%'") % i);
throw Error("bad reference '%1%'", i);
string s = string(baseName, 0, pos);
assert(s.size() == refLength);
assert(backMap.find(s) == backMap.end());

2
src/libstore/remote-fs-accessor.cc
View file

@ -51,7 +51,7 @@ std::pair<ref<FSAccessor>, Path> RemoteFSAccessor::fetch(const Path & path_)
std::string restPath = std::string(path, storePath.size());
if (!store->isValidPath(store->parseStorePath(storePath)))
throw InvalidPath(format("path '%1%' is not a valid store path") % storePath);
throw InvalidPath("path '%1%' is not a valid store path", storePath);
auto i = nars.find(storePath);
if (i != nars.end()) return {i->second, restPath};

4
src/libstore/remote-store.cc
View file

@ -116,11 +116,11 @@ ref<RemoteStore::Connection> UDSRemoteStore::openConnection()
struct sockaddr_un addr;
addr.sun_family = AF_UNIX;
if (socketPath.size() + 1 >= sizeof(addr.sun_path))
throw Error(format("socket path '%1%' is too long") % socketPath);
throw Error("socket path '%1%' is too long", socketPath);
strcpy(addr.sun_path, socketPath.c_str());
if (::connect(conn->fd.get(), (struct sockaddr *) &addr, sizeof(addr)) == -1)
throw SysError(format("cannot connect to daemon at '%1%'") % socketPath);
throw SysError("cannot connect to daemon at '%1%'", socketPath);
conn->from.fd = conn->fd.get();
conn->to.fd = conn->fd.get();

8
src/libstore/s3-binary-cache-store.cc
View file

@ -32,8 +32,10 @@ namespace nix {
struct S3Error : public Error
{
Aws::S3::S3Errors err;
S3Error(Aws::S3::S3Errors err, const FormatOrString & fs)
: Error(fs), err(err) { };
template<typename... Args>
S3Error(Aws::S3::S3Errors err, const Args & ... args)
: Error(args...), err(err) { };
};
/* Helper: given an Outcome<R, E>, return R in case of success, or
@ -249,7 +251,7 @@ struct S3BinaryCacheStoreImpl : public S3BinaryCacheStore
// If bucket listing is disabled, 404s turn into 403s
|| error.GetErrorType() == Aws::S3::S3Errors::ACCESS_DENIED)
return false;
throw Error(format("AWS error fetching '%s': %s") % path % error.GetMessage());
throw Error("AWS error fetching '%s': %s", path, error.GetMessage());
}
return true;

2
src/libstore/sqlite.cc
View file

@ -29,7 +29,7 @@ SQLite::SQLite(const Path & path, bool create)
{
if (sqlite3_open_v2(path.c_str(), &db,
SQLITE_OPEN_READWRITE | (create ? SQLITE_OPEN_CREATE : 0), 0) != SQLITE_OK)
throw Error(format("cannot open SQLite database '%s'") % path);
throw Error("cannot open SQLite database '%s'", path);
if (sqlite3_busy_timeout(db, 60 * 60 * 1000) != SQLITE_OK)
throwSQLiteError(db, "setting timeout");

4
src/libstore/store-api.cc
View file

@ -22,7 +22,7 @@ bool Store::isInStore(const Path & path) const
Path Store::toStorePath(const Path & path) const
{
if (!isInStore(path))
throw Error(format("path '%1%' is not in the Nix store") % path);
throw Error("path '%1%' is not in the Nix store", path);
Path::size_type slash = path.find('/', storeDir.size() + 1);
if (slash == Path::npos)
return path;
@ -40,7 +40,7 @@ Path Store::followLinksToStore(std::string_view _path) const
path = absPath(target, dirOf(path));
}
if (!isInStore(path))
throw Error(format("path '%1%' is not in the Nix store") % path);
throw Error("path '%1%' is not in the Nix store", path);
return path;
}

19
src/libutil/archive.cc
View file

@ -46,7 +46,7 @@ static void dumpContents(const Path & path, size_t size,
sink << "contents" << size;
AutoCloseFD fd = open(path.c_str(), O_RDONLY | O_CLOEXEC);
if (!fd) throw SysError(format("opening file '%1%'") % path);
if (!fd) throw SysError("opening file '%1%'", path);
std::vector<unsigned char> buf(65536);
size_t left = size;
@ -68,7 +68,7 @@ static void dump(const Path & path, Sink & sink, PathFilter & filter)
struct stat st;
if (lstat(path.c_str(), &st))
throw SysError(format("getting attributes of path '%1%'") % path);
throw SysError("getting attributes of path '%1%'", path);
sink << "(";
@ -94,8 +94,9 @@ static void dump(const Path & path, Sink & sink, PathFilter & filter)
name.erase(pos);
}
if (unhacked.find(name) != unhacked.end())
throw Error(format("file name collision in between '%1%' and '%2%'")
% (path + "/" + unhacked[name]) % (path + "/" + i.name));
throw Error("file name collision in between '%1%' and '%2%'",
(path + "/" + unhacked[name]),
(path + "/" + i.name));
unhacked[name] = i.name;
} else
unhacked[i.name] = i.name;
@ -111,7 +112,7 @@ static void dump(const Path & path, Sink & sink, PathFilter & filter)
else if (S_ISLNK(st.st_mode))
sink << "type" << "symlink" << "target" << readLink(path);
else throw Error(format("file '%1%' has an unsupported type") % path);
else throw Error("file '%1%' has an unsupported type", path);
sink << ")";
}
@ -247,7 +248,7 @@ static void parse(ParseSink & sink, Source & source, const Path & path)
} else if (s == "name") {
name = readString(source);
if (name.empty() || name == "." || name == ".." || name.find('/') != string::npos || name.find((char) 0) != string::npos)
throw Error(format("NAR contains invalid file name '%1%'") % name);
throw Error("NAR contains invalid file name '%1%'", name);
if (name <= prevName)
throw Error("NAR directory is not sorted");
prevName = name;
@ -303,14 +304,14 @@ struct RestoreSink : ParseSink
{
Path p = dstPath + path;
if (mkdir(p.c_str(), 0777) == -1)
throw SysError(format("creating directory '%1%'") % p);
throw SysError("creating directory '%1%'", p);
};
void createRegularFile(const Path & path)
{
Path p = dstPath + path;
fd = open(p.c_str(), O_CREAT | O_EXCL | O_WRONLY | O_CLOEXEC, 0666);
if (!fd) throw SysError(format("creating file '%1%'") % p);
if (!fd) throw SysError("creating file '%1%'", p);
}
void isExecutable()
@ -332,7 +333,7 @@ struct RestoreSink : ParseSink
OpenSolaris). Since preallocation is just an
optimisation, ignore it. */
if (errno && errno != EINVAL && errno != EOPNOTSUPP && errno != ENOSYS)
throw SysError(format("preallocating file of %1% bytes") % len);
throw SysError("preallocating file of %1% bytes", len);
}
#endif
}

9
src/libutil/args.cc
View file

@ -47,7 +47,7 @@ void Args::parseCmdline(const Strings & _cmdline)
}
else if (!dashDash && std::string(arg, 0, 1) == "-") {
if (!processFlag(pos, cmdline.end()))
throw UsageError(format("unrecognised flag '%1%'") % arg);
throw UsageError("unrecognised flag '%1%'", arg);
}
else {
pendingArgs.push_back(*pos++);
@ -104,8 +104,9 @@ bool Args::processFlag(Strings::iterator & pos, Strings::iterator end)
for (size_t n = 0 ; n < flag.arity; ++n) {
if (pos == end) {
if (flag.arity == ArityAny) break;
throw UsageError(format("flag '%1%' requires %2% argument(s)")
% name % flag.arity);
throw UsageError("flag '%1%' requires %2% argument(s)",
name,
flag.arity);
}
args.push_back(*pos++);
}
@ -133,7 +134,7 @@ bool Args::processArgs(const Strings & args, bool finish)
{
if (expectedArgs.empty()) {
if (!args.empty())
throw UsageError(format("unexpected argument '%1%'") % args.front());
throw UsageError("unexpected argument '%1%'", args.front());
return true;
}

2
src/libutil/compression.cc
View file

@ -481,7 +481,7 @@ ref<CompressionSink> makeCompressionSink(const std::string & method, Sink & next
else if (method == "br")
return make_ref<BrotliCompressionSink>(nextSink);
else
throw UnknownCompressionMethod(format("unknown compression method '%s'") % method);
throw UnknownCompressionMethod("unknown compression method '%s'", method);
}
ref<std::string> compress(const std::string & method, const std::string & in, const bool parallel)

6
src/libutil/fmt.hh
View file

@ -92,15 +92,15 @@ public:
{
fmt.exceptions(boost::io::all_error_bits ^ boost::io::too_many_args_bit);
}
hintformat(const hintformat &hf)
: fmt(hf.fmt)
{}
template<class T>
hintformat& operator%(const T &value)
{
fmt % yellowify(value);
return *this;
}
hintformat(const hintformat &hf)
: fmt(hf.fmt)
{}
std::string str() const

4
src/libutil/types.hh
View file

@ -93,7 +93,9 @@ public:
template<typename... Args>
BaseError(unsigned int status, const Args & ... args)
: err(hintfmt(args...))
: err { .level = lvlError,
.hint = hintfmt(args...)
}
, status(status)
{
}

50
src/libutil/util.cc
View file

@ -129,7 +129,7 @@ Path canonPath(const Path & path, bool resolveSymlinks)
string s;
if (path[0] != '/')
throw Error(format("not an absolute path: '%1%'") % path);
throw Error("not an absolute path: '%1%'", path);
string::const_iterator i = path.begin(), end = path.end();
string temp;
@ -165,7 +165,7 @@ Path canonPath(const Path & path, bool resolveSymlinks)
the symlink target might contain new symlinks). */
if (resolveSymlinks && isLink(s)) {
if (++followCount >= maxFollow)
throw Error(format("infinite symlink recursion in path '%1%'") % path);
throw Error("infinite symlink recursion in path '%1%'", path);
temp = absPath(readLink(s), dirOf(s))
+ string(i, end);
i = temp.begin(); /* restart */
@ -226,7 +226,7 @@ struct stat lstat(const Path & path)
{
struct stat st;
if (lstat(path.c_str(), &st))
throw SysError(format("getting status of '%1%'") % path);
throw SysError("getting status of '%1%'", path);
return st;
}
@ -238,7 +238,7 @@ bool pathExists(const Path & path)
res = lstat(path.c_str(), &st);
if (!res) return true;
if (errno != ENOENT && errno != ENOTDIR)
throw SysError(format("getting status of %1%") % path);
throw SysError("getting status of %1%", path);
return false;
}
@ -274,7 +274,7 @@ DirEntries readDirectory(const Path & path)
entries.reserve(64);
AutoCloseDir dir(opendir(path.c_str()));
if (!dir) throw SysError(format("opening directory '%1%'") % path);
if (!dir) throw SysError("opening directory '%1%'", path);
struct dirent * dirent;
while (errno = 0, dirent = readdir(dir.get())) { /* sic */
@ -289,7 +289,7 @@ DirEntries readDirectory(const Path & path)
#endif
);
}
if (errno) throw SysError(format("reading directory '%1%'") % path);
if (errno) throw SysError("reading directory '%1%'", path);
return entries;
}
@ -322,7 +322,7 @@ string readFile(const Path & path, bool drain)
{
AutoCloseFD fd = open(path.c_str(), O_RDONLY | O_CLOEXEC);
if (!fd)
throw SysError(format("opening file '%1%'") % path);
throw SysError("opening file '%1%'", path);
return drain ? drainFD(fd.get()) : readFile(fd.get());
}
@ -339,7 +339,7 @@ void writeFile(const Path & path, const string & s, mode_t mode)
{
AutoCloseFD fd = open(path.c_str(), O_WRONLY | O_TRUNC | O_CREAT | O_CLOEXEC, mode);
if (!fd)
throw SysError(format("opening file '%1%'") % path);
throw SysError("opening file '%1%'", path);
writeFull(fd.get(), s);
}
@ -348,7 +348,7 @@ void writeFile(const Path & path, Source & source, mode_t mode)
{
AutoCloseFD fd = open(path.c_str(), O_WRONLY | O_TRUNC | O_CREAT | O_CLOEXEC, mode);
if (!fd)
throw SysError(format("opening file '%1%'") % path);
throw SysError("opening file '%1%'", path);
std::vector<unsigned char> buf(64 * 1024);
@ -396,7 +396,7 @@ static void _deletePath(const Path & path, unsigned long long & bytesFreed)
struct stat st;
if (lstat(path.c_str(), &st) == -1) {
if (errno == ENOENT) return;
throw SysError(format("getting status of '%1%'") % path);
throw SysError("getting status of '%1%'", path);
}
if (!S_ISDIR(st.st_mode) && st.st_nlink == 1)
@ -407,7 +407,7 @@ static void _deletePath(const Path & path, unsigned long long & bytesFreed)
const auto PERM_MASK = S_IRUSR | S_IWUSR | S_IXUSR;
if ((st.st_mode & PERM_MASK) != PERM_MASK) {
if (chmod(path.c_str(), st.st_mode | PERM_MASK) == -1)
throw SysError(format("chmod '%1%'") % path);
throw SysError("chmod '%1%'", path);
}
for (auto & i : readDirectory(path))
@ -416,7 +416,7 @@ static void _deletePath(const Path & path, unsigned long long & bytesFreed)
if (remove(path.c_str()) == -1) {
if (errno == ENOENT) return;
throw SysError(format("cannot unlink '%1%'") % path);
throw SysError("cannot unlink '%1%'", path);
}
}
@ -468,12 +468,12 @@ Path createTempDir(const Path & tmpRoot, const Path & prefix,
"wheel", then "tar" will fail to unpack archives that
have the setgid bit set on directories. */
if (chown(tmpDir.c_str(), (uid_t) -1, getegid()) != 0)
throw SysError(format("setting group of directory '%1%'") % tmpDir);
throw SysError("setting group of directory '%1%'", tmpDir);
#endif
return tmpDir;
}
if (errno != EEXIST)
throw SysError(format("creating directory '%1%'") % tmpDir);
throw SysError("creating directory '%1%'", tmpDir);
}
}
@ -555,15 +555,15 @@ Paths createDirs(const Path & path)
if (lstat(path.c_str(), &st) == -1) {
created = createDirs(dirOf(path));
if (mkdir(path.c_str(), 0777) == -1 && errno != EEXIST)
throw SysError(format("creating directory '%1%'") % path);
throw SysError("creating directory '%1%'", path);
st = lstat(path);
created.push_back(path);
}
if (S_ISLNK(st.st_mode) && stat(path.c_str(), &st) == -1)
throw SysError(format("statting symlink '%1%'") % path);
throw SysError("statting symlink '%1%'", path);
if (!S_ISDIR(st.st_mode)) throw Error(format("'%1%' is not a directory") % path);
if (!S_ISDIR(st.st_mode)) throw Error("'%1%' is not a directory", path);
return created;
}
@ -572,7 +572,7 @@ Paths createDirs(const Path & path)
void createSymlink(const Path & target, const Path & link)
{
if (symlink(target.c_str(), link.c_str()))
throw SysError(format("creating symlink from '%1%' to '%2%'") % link % target);
throw SysError("creating symlink from '%1%' to '%2%'", link, target);
}
@ -589,7 +589,7 @@ void replaceSymlink(const Path & target, const Path & link)
}
if (rename(tmp.c_str(), link.c_str()) != 0)
throw SysError(format("renaming '%1%' to '%2%'") % tmp % link);
throw SysError("renaming '%1%' to '%2%'", tmp, link);
break;
}
@ -694,7 +694,7 @@ AutoDelete::~AutoDelete()
deletePath(path);
else {
if (remove(path.c_str()) == -1)
throw SysError(format("cannot unlink '%1%'") % path);
throw SysError("cannot unlink '%1%'", path);
}
}
} catch (...) {
@ -760,7 +760,7 @@ void AutoCloseFD::close()
if (fd != -1) {
if (::close(fd) == -1)
/* This should never happen. */
throw SysError(format("closing file descriptor %1%") % fd);
throw SysError("closing file descriptor %1%", fd);
}
}
@ -920,7 +920,7 @@ void killUser(uid_t uid)
#endif
if (errno == ESRCH) break; /* no more processes */
if (errno != EINTR)
throw SysError(format("cannot kill processes for uid '%1%'") % uid);
throw SysError("cannot kill processes for uid '%1%'", uid);
}
_exit(0);
@ -928,7 +928,7 @@ void killUser(uid_t uid)
int status = pid.wait();
if (status != 0)
throw Error(format("cannot kill processes for uid '%1%': %2%") % uid % statusToString(status));
throw Error("cannot kill processes for uid '%1%': %2%", uid, statusToString(status));
/* !!! We should really do some check to make sure that there are
no processes left running under `uid', but there is no portable
@ -1322,7 +1322,7 @@ void ignoreException()
try {
throw;
} catch (std::exception & e) {
printError(format("error (ignored): %1%") % e.what());
printError("error (ignored): %1%", e.what());
}
}
@ -1440,7 +1440,7 @@ void callFailure(const std::function<void(std::exception_ptr exc)> & failure, st
try {
failure(exc);
} catch (std::exception & e) {
printError(format("uncaught exception: %s") % e.what());
printError("uncaught exception: %s", e.what());
abort();
}
}

30
src/nix-channel/nix-channel.cc
View file

@ -37,7 +37,8 @@ static void writeChannels()
{
auto channelsFD = AutoCloseFD{open(channelsList.c_str(), O_WRONLY | O_CLOEXEC | O_CREAT | O_TRUNC, 0644)};
if (!channelsFD)
throw SysError(format("opening '%1%' for writing") % channelsList);
throw Error("");
// throw SysError("opening '%1%' for writing", channelsList);
for (const auto & channel : channels)
writeFull(channelsFD.get(), channel.second + " " + channel.first + "\n");
}
@ -46,9 +47,11 @@ static void writeChannels()
static void addChannel(const string & url, const string & name)
{
if (!regex_search(url, std::regex("^(file|http|https)://")))
throw Error(format("invalid channel URL '%1%'") % url);
throw Error("");
// throw Error("invalid channel URL '%1%'", url);
if (!regex_search(name, std::regex("^[a-zA-Z0-9_][a-zA-Z0-9_\\.-]*$")))
throw Error(format("invalid channel identifier '%1%'") % name);
throw Error("");
// throw Error("invalid channel identifier '%1%'", name);
readChannels();
channels[name] = url;
writeChannels();
@ -140,9 +143,11 @@ static void update(const StringSet & channelNames)
if (S_ISLNK(st.st_mode))
// old-skool ~/.nix-defexpr
if (unlink(nixDefExpr.c_str()) == -1)
throw SysError(format("unlinking %1%") % nixDefExpr);
throw Error("");
// throw SysError("unlinking %1%", nixDefExpr);
} else if (errno != ENOENT) {
throw SysError(format("getting status of %1%") % nixDefExpr);
throw Error("");
// throw SysError("getting status of %1%", nixDefExpr);
}
createDirs(nixDefExpr);
auto channelLink = nixDefExpr + "/channels";
@ -194,10 +199,12 @@ static int _main(int argc, char ** argv)
switch (cmd) {
case cNone:
throw UsageError("no command specified");
throw Error("");
// throw UsageError("no command specified");
case cAdd:
if (args.size() < 1 || args.size() > 2)
throw UsageError("'--add' requires one or two arguments");
throw Error("");
// throw UsageError("'--add' requires one or two arguments");
{
auto url = args[0];
std::string name;
@ -213,12 +220,14 @@ static int _main(int argc, char ** argv)
break;
case cRemove:
if (args.size() != 1)
throw UsageError("'--remove' requires one argument");
throw Error("");
// throw UsageError("'--remove' requires one argument");
removeChannel(args[0]);
break;
case cList:
if (!args.empty())
throw UsageError("'--list' expects no arguments");
throw Error("");
// throw UsageError("'--list' expects no arguments");
readChannels();
for (const auto & channel : channels)
std::cout << channel.first << ' ' << channel.second << '\n';
@ -228,7 +237,8 @@ static int _main(int argc, char ** argv)
break;
case cRollback:
if (args.size() > 1)
throw UsageError("'--rollback' has at most one argument");
throw Error("");
// throw UsageError("'--rollback' has at most one argument");
Strings envArgs{"--profile", profile};
if (args.size() == 1) {
envArgs.push_back("--switch-generation");

43
src/nix-daemon/nix-daemon.cc
View file

@ -36,7 +36,7 @@ using namespace nix::daemon;
#define SPLICE_F_MOVE 0
static ssize_t splice(int fd_in, void *off_in, int fd_out, void *off_out, size_t len, unsigned int flags)
{
/* We ignore most parameters, we just have them for conformance with the linux syscall */
// We ignore most parameters, we just have them for conformance with the linux syscall
std::vector<char> buf(8192);
auto read_count = read(fd_in, buf.data(), buf.size());
if (read_count == -1)
@ -57,7 +57,7 @@ static void sigChldHandler(int sigNo)
{
// Ensure we don't modify errno of whatever we've interrupted
auto saved_errno = errno;
/* Reap all dead children. */
// Reap all dead children.
while (waitpid(-1, 0, WNOHANG) > 0) ;
errno = saved_errno;
}
@ -106,7 +106,7 @@ struct PeerInfo
};
/* Get the identity of the caller, if possible. */
// Get the identity of the caller, if possible.
static PeerInfo getPeerInfo(int remote)
{
PeerInfo peer = { false, 0, false, 0, false, 0 };
@ -154,13 +154,12 @@ static void daemonLoop(char * * argv)
if (chdir("/") == -1)
throw SysError("cannot change current directory");
/* Get rid of children automatically; don't let them become
zombies. */
// Get rid of children automatically; don't let them become zombies.
setSigChldAction(true);
AutoCloseFD fdSocket;
/* Handle socket-based activation by systemd. */
// Handle socket-based activation by systemd.
auto listenFds = getEnv("LISTEN_FDS");
if (listenFds) {
if (getEnv("LISTEN_PID") != std::to_string(getpid()) || listenFds != "1")
@ -169,17 +168,17 @@ static void daemonLoop(char * * argv)
closeOnExec(fdSocket.get());
}
/* Otherwise, create and bind to a Unix domain socket. */
// Otherwise, create and bind to a Unix domain socket.
else {
createDirs(dirOf(settings.nixDaemonSocketFile));
fdSocket = createUnixDomainSocket(settings.nixDaemonSocketFile, 0666);
}
/* Loop accepting connections. */
// Loop accepting connections.
while (1) {
try {
/* Accept a connection. */
// Accept a connection.
struct sockaddr_un remoteAddr;
socklen_t remoteAddrLen = sizeof(remoteAddr);
@ -209,13 +208,13 @@ static void daemonLoop(char * * argv)
trusted = Trusted;
if ((!trusted && !matchUser(user, group, allowedUsers)) || group == settings.buildUsersGroup)
throw Error(format("user '%1%' is not allowed to connect to the Nix daemon") % user);
throw Error("user '%1%' is not allowed to connect to the Nix daemon", user);
printInfo(format((string) "accepted connection from pid %1%, user %2%" + (trusted ? " (trusted)" : ""))
% (peer.pidKnown ? std::to_string(peer.pid) : "<unknown>")
% (peer.uidKnown ? user : "<unknown>"));
/* Fork a child to handle the connection. */
// Fork a child to handle the connection.
ProcessOptions options;
options.errorPrefix = "unexpected Nix daemon error: ";
options.dieWithParent = false;
@ -224,20 +223,20 @@ static void daemonLoop(char * * argv)
startProcess([&]() {
fdSocket = -1;
/* Background the daemon. */
// Background the daemon.
if (setsid() == -1)
throw SysError(format("creating a new session"));
throw SysError("creating a new session");
/* Restore normal handling of SIGCHLD. */
// Restore normal handling of SIGCHLD.
setSigChldAction(false);
/* For debugging, stuff the pid into argv[1]. */
// For debugging, stuff the pid into argv[1].
if (peer.pidKnown && argv[1]) {
string processName = std::to_string(peer.pid);
strncpy(argv[1], processName.c_str(), strlen(argv[1]));
}
/* Handle the connection. */
// Handle the connection.
FdSource from(remote.get());
FdSink to(remote.get());
processConnection(openUncachedStore(), from, to, trusted, NotRecursive, user, peer.uid);
@ -248,7 +247,7 @@ static void daemonLoop(char * * argv)
} catch (Interrupted & e) {
return;
} catch (Error & e) {
printError(format("error processing connection: %1%") % e.msg());
printError("error processing connection: %1%", e.msg());
}
}
}
@ -261,7 +260,7 @@ static int _main(int argc, char * * argv)
parseCmdLine(argc, argv, [&](Strings::iterator & arg, const Strings::iterator & end) {
if (*arg == "--daemon")
; /* ignored for backwards compatibility */
; // ignored for backwards compatibility
else if (*arg == "--help")
showManPage("nix-daemon");
else if (*arg == "--version")
@ -276,7 +275,7 @@ static int _main(int argc, char * * argv)
if (stdio) {
if (getStoreType() == tDaemon) {
/* Forward on this connection to the real daemon */
// Forward on this connection to the real daemon
auto socketPath = settings.nixDaemonSocketFile;
auto s = socket(PF_UNIX, SOCK_STREAM, 0);
if (s == -1)
@ -284,17 +283,17 @@ static int _main(int argc, char * * argv)
auto socketDir = dirOf(socketPath);
if (chdir(socketDir.c_str()) == -1)
throw SysError(format("changing to socket directory '%1%'") % socketDir);
throw SysError("changing to socket directory '%1%'", socketDir);
auto socketName = std::string(baseNameOf(socketPath));
auto addr = sockaddr_un{};
addr.sun_family = AF_UNIX;
if (socketName.size() + 1 >= sizeof(addr.sun_path))
throw Error(format("socket name %1% is too long") % socketName);
throw Error("socket name %1% is too long", socketName);
strcpy(addr.sun_path, socketName.c_str());
if (connect(s, (struct sockaddr *) &addr, sizeof(addr)) == -1)
throw SysError(format("cannot connect to daemon at %1%") % socketPath);
throw SysError("cannot connect to daemon at %1%", socketPath);
auto nfds = (s > STDIN_FILENO ? s : STDIN_FILENO) + 1;
while (true) {

55
src/nix-env/nix-env.cc
View file

@ -25,7 +25,6 @@
#include <sys/stat.h>
#include <unistd.h>
using namespace nix;
using std::cout;
@ -70,8 +69,7 @@ typedef void (* Operation) (Globals & globals,
static string needArg(Strings::iterator & i,
Strings & args, const string & arg)
{
if (i == args.end()) throw UsageError(
format("'%1%' requires an argument") % arg);
if (i == args.end()) throw UsageError( "'%1%' requires an argument", arg);
return *i++;
}
@ -133,7 +131,7 @@ static void getAllExprs(EvalState & state,
Value & vArg(*state.allocValue());
mkString(vArg, path2);
if (v.attrs->size() == v.attrs->capacity())
throw Error(format("too many Nix expressions in directory '%1%'") % path);
throw Error("too many Nix expressions in directory '%1%'", path);
mkApp(*state.allocAttr(v, state.symbols.create(attrName)), vFun, vArg);
}
else if (S_ISDIR(st.st_mode))
@ -144,11 +142,12 @@ static void getAllExprs(EvalState & state,
}
static void loadSourceExpr(EvalState & state, const Path & path, Value & v)
{
struct stat st;
if (stat(path.c_str(), &st) == -1)
throw SysError(format("getting information about '%1%'") % path);
throw SysError("getting inon about '%1%'", path);
if (isNixExpr(path, st))
state.evalFile(path, v);
@ -221,7 +220,7 @@ static void checkSelectorUse(DrvNames & selectors)
/* Check that all selectors have been used. */
for (auto & i : selectors)
if (i.hits == 0 && i.fullName != "*")
throw Error(format("selector '%1%' matches no derivations") % i.fullName);
throw Error("selector '%1%' matches no derivations", i.fullName);
}
@ -507,7 +506,7 @@ static void opInstall(Globals & globals, Strings opFlags, Strings opArgs)
globals.preserveInstalled = true;
else if (arg == "--remove-all" || arg == "-r")
globals.removeAll = true;
else throw UsageError(format("unknown flag '%1%'") % arg);
else throw UsageError("unknown flag '%1%'", arg);
}
installDerivations(globals, opArgs, globals.profile);
@ -618,7 +617,7 @@ static void opUpgrade(Globals & globals, Strings opFlags, Strings opArgs)
else if (arg == "--leq") upgradeType = utLeq;
else if (arg == "--eq") upgradeType = utEq;
else if (arg == "--always") upgradeType = utAlways;
else throw UsageError(format("unknown flag '%1%'") % arg);
else throw UsageError("unknown flag '%1%'", arg);
}
upgradeDerivations(globals, opArgs, upgradeType);
@ -637,7 +636,7 @@ static void setMetaFlag(EvalState & state, DrvInfo & drv,
static void opSetFlag(Globals & globals, Strings opFlags, Strings opArgs)
{
if (opFlags.size() > 0)
throw UsageError(format("unknown flag '%1%'") % opFlags.front());
throw UsageError("unknown flag '%1%'", opFlags.front());
if (opArgs.size() < 2)
throw UsageError("not enough arguments to '--set-flag'");
@ -680,7 +679,7 @@ static void opSet(Globals & globals, Strings opFlags, Strings opArgs)
for (Strings::iterator i = opFlags.begin(); i != opFlags.end(); ) {
string arg = *i++;
if (parseInstallSourceOptions(globals, i, opFlags, arg)) ;
else throw UsageError(format("unknown flag '%1%'") % arg);
else throw UsageError("unknown flag '%1%'", arg);
}
DrvInfos elems;
@ -748,7 +747,7 @@ static void uninstallDerivations(Globals & globals, Strings & selectors,
static void opUninstall(Globals & globals, Strings opFlags, Strings opArgs)
{
if (opFlags.size() > 0)
throw UsageError(format("unknown flag '%1%'") % opFlags.front());
throw UsageError("unknown flag '%1%'", opFlags.front());
uninstallDerivations(globals, opArgs, globals.profile);
}
@ -911,7 +910,7 @@ static void opQuery(Globals & globals, Strings opFlags, Strings opArgs)
else if (arg == "--attr" || arg == "-A")
attrPath = needArg(i, opFlags, arg);
else
throw UsageError(format("unknown flag '%1%'") % arg);
throw UsageError("unknown flag '%1%'", arg);
}
if (printAttrPath && source != sAvailable)
@ -1177,9 +1176,9 @@ static void opQuery(Globals & globals, Strings opFlags, Strings opArgs)
static void opSwitchProfile(Globals & globals, Strings opFlags, Strings opArgs)
{
if (opFlags.size() > 0)
throw UsageError(format("unknown flag '%1%'") % opFlags.front());
throw UsageError("unknown flag '%1%'", opFlags.front());
if (opArgs.size() != 1)
throw UsageError(format("exactly one argument expected"));
throw UsageError("exactly one argument expected");
Path profile = absPath(opArgs.front());
Path profileLink = getHome() + "/.nix-profile";
@ -1207,10 +1206,10 @@ static void switchGeneration(Globals & globals, int dstGen)
if (!dst) {
if (dstGen == prevGen)
throw Error(format("no generation older than the current (%1%) exists")
% curGen);
throw Error("no generation older than the current (%1%) exists",
curGen);
else
throw Error(format("generation %1% does not exist") % dstGen);
throw Error("generation %1% does not exist", dstGen);
}
printInfo(format("switching from generation %1% to %2%")
@ -1225,13 +1224,13 @@ static void switchGeneration(Globals & globals, int dstGen)
static void opSwitchGeneration(Globals & globals, Strings opFlags, Strings opArgs)
{
if (opFlags.size() > 0)
throw UsageError(format("unknown flag '%1%'") % opFlags.front());
throw UsageError("unknown flag '%1%'", opFlags.front());
if (opArgs.size() != 1)
throw UsageError(format("exactly one argument expected"));
throw UsageError("exactly one argument expected");
int dstGen;
if (!string2Int(opArgs.front(), dstGen))
throw UsageError(format("expected a generation number"));
throw UsageError("expected a generation number");
switchGeneration(globals, dstGen);
}
@ -1240,9 +1239,9 @@ static void opSwitchGeneration(Globals & globals, Strings opFlags, Strings opArg
static void opRollback(Globals & globals, Strings opFlags, Strings opArgs)
{
if (opFlags.size() > 0)
throw UsageError(format("unknown flag '%1%'") % opFlags.front());
throw UsageError("unknown flag '%1%'", opFlags.front());
if (opArgs.size() != 0)
throw UsageError(format("no arguments expected"));
throw UsageError("no arguments expected");
switchGeneration(globals, prevGen);
}
@ -1251,9 +1250,9 @@ static void opRollback(Globals & globals, Strings opFlags, Strings opArgs)
static void opListGenerations(Globals & globals, Strings opFlags, Strings opArgs)
{
if (opFlags.size() > 0)
throw UsageError(format("unknown flag '%1%'") % opFlags.front());
throw UsageError("unknown flag '%1%'", opFlags.front());
if (opArgs.size() != 0)
throw UsageError(format("no arguments expected"));
throw UsageError("no arguments expected");
PathLocks lock;
lockProfile(lock, globals.profile);
@ -1278,7 +1277,7 @@ static void opListGenerations(Globals & globals, Strings opFlags, Strings opArgs
static void opDeleteGenerations(Globals & globals, Strings opFlags, Strings opArgs)
{
if (opFlags.size() > 0)
throw UsageError(format("unknown flag '%1%'") % opFlags.front());
throw UsageError("unknown flag '%1%'", opFlags.front());
if (opArgs.size() == 1 && opArgs.front() == "old") {
deleteOldGenerations(globals.profile, globals.dryRun);
@ -1286,18 +1285,18 @@ static void opDeleteGenerations(Globals & globals, Strings opFlags, Strings opAr
deleteGenerationsOlderThan(globals.profile, opArgs.front(), globals.dryRun);
} else if (opArgs.size() == 1 && opArgs.front().find('+') != string::npos) {
if(opArgs.front().size() < 2)
throw Error(format("invalid number of generations ‘%1%’") % opArgs.front());
throw Error("invalid number of generations ‘%1%’", opArgs.front());
string str_max = string(opArgs.front(), 1, opArgs.front().size());
int max;
if (!string2Int(str_max, max) || max == 0)
throw Error(format("invalid number of generations to keep ‘%1%’") % opArgs.front());
throw Error("invalid number of generations to keep ‘%1%’", opArgs.front());
deleteGenerationsGreaterThan(globals.profile, max, globals.dryRun);
} else {
std::set<unsigned int> gens;
for (auto & i : opArgs) {
unsigned int n;
if (!string2Int(i, n))
throw UsageError(format("invalid generation number '%1%'") % i);
throw UsageError("invalid generation number '%1%'", i);
gens.insert(n);
}
deleteGenerations(globals.profile, gens, globals.dryRun);

4
src/nix-instantiate/nix-instantiate.cc
View file

@ -66,7 +66,7 @@ void processExpr(EvalState & state, const Strings & attrPaths,
/* What output do we want? */
string outputName = i.queryOutputName();
if (outputName == "")
throw Error(format("derivation '%1%' lacks an 'outputName' attribute ") % drvPath);
throw Error("derivation '%1%' lacks an 'outputName' attribute ", drvPath);
if (gcRoot == "")
printGCWarning();
@ -166,7 +166,7 @@ static int _main(int argc, char * * argv)
if (findFile) {
for (auto & i : files) {
Path p = state->findFile(i);
if (p == "") throw Error(format("unable to find '%1%'") % i);
if (p == "") throw Error("unable to find '%1%'", i);
std::cout << p << std::endl;
}
return 0;

10
src/nix-prefetch-url/nix-prefetch-url.cc
View file

@ -37,11 +37,11 @@ string resolveMirrorUri(EvalState & state, string uri)
auto mirrorList = vMirrors.attrs->find(state.symbols.create(mirrorName));
if (mirrorList == vMirrors.attrs->end())
throw Error(format("unknown mirror name '%1%'") % mirrorName);
throw Error("unknown mirror name '%1%'", mirrorName);
state.forceList(*mirrorList->value);
if (mirrorList->value->listSize() < 1)
throw Error(format("mirror URI '%1%' did not expand to anything") % uri);
throw Error("mirror URI '%1%' did not expand to anything", uri);
string mirror = state.forceString(*mirrorList->value->listElems()[0]);
return mirror + (hasSuffix(mirror, "/") ? "" : "/") + string(s, p + 1);
@ -73,7 +73,7 @@ static int _main(int argc, char * * argv)
string s = getArg(*arg, arg, end);
ht = parseHashType(s);
if (ht == htUnknown)
throw UsageError(format("unknown hash type '%1%'") % s);
throw UsageError("unknown hash type '%1%'", s);
}
else if (*arg == "--print-path")
printPath = true;
@ -151,7 +151,7 @@ static int _main(int argc, char * * argv)
if (name.empty())
name = baseNameOf(uri);
if (name.empty())
throw Error(format("cannot figure out file name for '%1%'") % uri);
throw Error("cannot figure out file name for '%1%'", uri);
/* If an expected hash is given, the file may already exist in
the store. */
@ -206,7 +206,7 @@ static int _main(int argc, char * * argv)
hash = unpack ? hashPath(ht, tmpFile).first : hashFile(ht, tmpFile);
if (expectedHash != Hash(ht) && expectedHash != hash)
throw Error(format("hash mismatch for '%1%'") % uri);
throw Error("hash mismatch for '%1%'", uri);
/* Copy the file to the Nix store. FIXME: if RemoteStore
implemented addToStoreFromDump() and downloadFile()

38
src/nix-store/nix-store.cc
View file

@ -124,7 +124,7 @@ static void opRealise(Strings opFlags, Strings opArgs)
else if (i == "--repair") buildMode = bmRepair;
else if (i == "--check") buildMode = bmCheck;
else if (i == "--ignore-unknown") ignoreUnknown = true;
else throw UsageError(format("unknown flag '%1%'") % i);
else throw UsageError("unknown flag '%1%'", i);
std::vector<StorePathWithOutputs> paths;
for (auto & i : opArgs)
@ -178,7 +178,7 @@ static void opAddFixed(Strings opFlags, Strings opArgs)
for (auto & i : opFlags)
if (i == "--recursive") recursive = true;
else throw UsageError(format("unknown flag '%1%'") % i);
else throw UsageError("unknown flag '%1%'", i);
if (opArgs.empty())
throw UsageError("first argument must be hash algorithm");
@ -198,10 +198,10 @@ static void opPrintFixedPath(Strings opFlags, Strings opArgs)
for (auto i : opFlags)
if (i == "--recursive") recursive = true;
else throw UsageError(format("unknown flag '%1%'") % i);
else throw UsageError("unknown flag '%1%'", i);
if (opArgs.size() != 3)
throw UsageError(format("'--print-fixed-path' requires three arguments"));
throw UsageError("'--print-fixed-path' requires three arguments");
Strings::iterator i = opArgs.begin();
HashType hashAlgo = parseHashType(*i++);
@ -296,9 +296,9 @@ static void opQuery(Strings opFlags, Strings opArgs)
else if (i == "--use-output" || i == "-u") useOutput = true;
else if (i == "--force-realise" || i == "--force-realize" || i == "-f") forceRealise = true;
else if (i == "--include-outputs") includeOutputs = true;
else throw UsageError(format("unknown flag '%1%'") % i);
else throw UsageError("unknown flag '%1%'", i);
if (prev != qDefault && prev != query)
throw UsageError(format("query type '%1%' conflicts with earlier flag") % i);
throw UsageError("query type '%1%' conflicts with earlier flag", i);
}
if (query == qDefault) query = qOutputs;
@ -444,7 +444,7 @@ static void opPrintEnv(Strings opFlags, Strings opArgs)
Derivation drv = store->derivationFromPath(store->parseStorePath(drvPath));
/* Print each environment variable in the derivation in a format
that can be sourced by the shell. */
* that can be sourced by the shell. */
for (auto & i : drv.env)
cout << format("export %1%; %1%=%2%\n") % i.first % shellEscape(i.second);
@ -531,7 +531,7 @@ static void opRegisterValidity(Strings opFlags, Strings opArgs)
for (auto & i : opFlags)
if (i == "--reregister") reregister = true;
else if (i == "--hash-given") hashGiven = true;
else throw UsageError(format("unknown flag '%1%'") % i);
else throw UsageError("unknown flag '%1%'", i);
if (!opArgs.empty()) throw UsageError("no arguments expected");
@ -545,7 +545,7 @@ static void opCheckValidity(Strings opFlags, Strings opArgs)
for (auto & i : opFlags)
if (i == "--print-invalid") printInvalid = true;
else throw UsageError(format("unknown flag '%1%'") % i);
else throw UsageError("unknown flag '%1%'", i);
for (auto & i : opArgs) {
auto path = store->followLinksToStorePath(i);
@ -576,7 +576,7 @@ static void opGC(Strings opFlags, Strings opArgs)
long long maxFreed = getIntArg<long long>(*i, i, opFlags.end(), true);
options.maxFreed = maxFreed >= 0 ? maxFreed : 0;
}
else throw UsageError(format("bad sub-operation '%1%' in GC") % *i);
else throw UsageError("bad sub-operation '%1%' in GC", *i);
if (!opArgs.empty()) throw UsageError("no arguments expected");
@ -612,7 +612,7 @@ static void opDelete(Strings opFlags, Strings opArgs)
for (auto & i : opFlags)
if (i == "--ignore-liveness") options.ignoreLiveness = true;
else throw UsageError(format("unknown flag '%1%'") % i);
else throw UsageError("unknown flag '%1%'", i);
for (auto & i : opArgs)
options.pathsToDelete.insert(store->followLinksToStorePath(i));
@ -650,7 +650,7 @@ static void opRestore(Strings opFlags, Strings opArgs)
static void opExport(Strings opFlags, Strings opArgs)
{
for (auto & i : opFlags)
throw UsageError(format("unknown flag '%1%'") % i);
throw UsageError("unknown flag '%1%'", i);
StorePathSet paths;
@ -666,7 +666,7 @@ static void opExport(Strings opFlags, Strings opArgs)
static void opImport(Strings opFlags, Strings opArgs)
{
for (auto & i : opFlags)
throw UsageError(format("unknown flag '%1%'") % i);
throw UsageError("unknown flag '%1%'", i);
if (!opArgs.empty()) throw UsageError("no arguments expected");
@ -701,7 +701,7 @@ static void opVerify(Strings opFlags, Strings opArgs)
for (auto & i : opFlags)
if (i == "--check-contents") checkContents = true;
else if (i == "--repair") repair = Repair;
else throw UsageError(format("unknown flag '%1%'") % i);
else throw UsageError("unknown flag '%1%'", i);
if (store->verifyStore(checkContents, repair)) {
printError("warning: not all errors were fixed");
@ -764,7 +764,7 @@ static void opServe(Strings opFlags, Strings opArgs)
bool writeAllowed = false;
for (auto & i : opFlags)
if (i == "--write") writeAllowed = true;
else throw UsageError(format("unknown flag '%1%'") % i);
else throw UsageError("unknown flag '%1%'", i);
if (!opArgs.empty()) throw UsageError("no arguments expected");
@ -835,7 +835,7 @@ static void opServe(Strings opFlags, Strings opArgs)
for (auto & p : willSubstitute) subs.emplace_back(p.clone());
store->buildPaths(subs);
} catch (Error & e) {
printError(format("warning: %1%") % e.msg());
printError("warning: %1%", e.msg());
}
}
@ -906,7 +906,7 @@ static void opServe(Strings opFlags, Strings opArgs)
if (!writeAllowed) throw Error("building paths is not allowed");
auto drvPath = store->parseStorePath(readString(in)); // informational only
auto drvPath = store->parseStorePath(readString(in)); // inonal ony
BasicDerivation drv;
readDerivation(in, *store, drv);
@ -962,7 +962,7 @@ static void opServe(Strings opFlags, Strings opArgs)
}
default:
throw Error(format("unknown serve command %1%") % cmd);
throw Error("unknown serve command %1%", cmd);
}
out.flush();
@ -973,7 +973,7 @@ static void opServe(Strings opFlags, Strings opArgs)
static void opGenerateBinaryCacheKey(Strings opFlags, Strings opArgs)
{
for (auto & i : opFlags)
throw UsageError(format("unknown flag '%1%'") % i);
throw UsageError("unknown flag '%1%'", i);
if (opArgs.size() != 3) throw UsageError("three arguments expected");
auto i = opArgs.begin();

4
src/nix/cat.cc
View file

@ -13,9 +13,9 @@ struct MixCat : virtual Args
{
auto st = accessor->stat(path);
if (st.type == FSAccessor::Type::tMissing)
throw Error(format("path '%1%' does not exist") % path);
throw Error("path '%1%' does not exist", path);
if (st.type != FSAccessor::Type::tRegular)
throw Error(format("path '%1%' is not a regular file") % path);
throw Error("path '%1%' is not a regular file", path);
std::cout << accessor->readFile(path);
}

2
src/nix/hash.cc
View file

@ -126,7 +126,7 @@ static int compatNixHash(int argc, char * * argv)
string s = getArg(*arg, arg, end);
ht = parseHashType(s);
if (ht == htUnknown)
throw UsageError(format("unknown hash type '%1%'") % s);
throw UsageError("unknown hash type '%1%'", s);
}
else if (*arg == "--to-base16") op = opTo16;
else if (*arg == "--to-base32") op = opTo32;

2
src/nix/ls.cc
View file

@ -65,7 +65,7 @@ struct MixLs : virtual Args, MixJSON
auto st = accessor->stat(path);
if (st.type == FSAccessor::Type::tMissing)
throw Error(format("path '%1%' does not exist") % path);
throw Error("path '%1%' does not exist", path);
doPath(st, path,
st.type == FSAccessor::Type::tDirectory ? "." : std::string(baseNameOf(path)),
showDirectory);

8
src/nix/repl.cc
View file

@ -252,12 +252,12 @@ void NixRepl::mainLoop(const std::vector<std::string> & files)
// input without clearing the input so far.
continue;
} else {
printMsg(lvlError, format(error + "%1%%2%") % (settings.showTrace ? e.prefix() : "") % e.msg());
printMsg(lvlError, error + "%1%%2%", (settings.showTrace ? e.prefix() : ""), e.msg());
}
} catch (Error & e) {
printMsg(lvlError, format(error + "%1%%2%") % (settings.showTrace ? e.prefix() : "") % e.msg());
printMsg(lvlError, error + "%1%%2%", (settings.showTrace ? e.prefix() : ""), e.msg());
} catch (Interrupted & e) {
printMsg(lvlError, format(error + "%1%%2%") % (settings.showTrace ? e.prefix() : "") % e.msg());
printMsg(lvlError, error + "%1%%2%", (settings.showTrace ? e.prefix() : ""), e.msg());
}
// We handled the current input fully, so we should clear it
@ -546,7 +546,7 @@ bool NixRepl::processLine(string line)
return false;
else if (command != "")
throw Error(format("unknown command '%1%'") % command);
throw Error("unknown command '%1%'", command);
else {
size_t p = line.find('=');

4
src/nix/run.cc
View file

@ -197,10 +197,10 @@ void chrootHelper(int argc, char * * argv)
Finally freeCwd([&]() { free(cwd); });
if (chroot(tmpDir.c_str()) == -1)
throw SysError(format("chrooting into '%s'") % tmpDir);
throw SysError("chrooting into '%s'", tmpDir);
if (chdir(cwd) == -1)
throw SysError(format("chdir to '%s' in chroot") % cwd);
throw SysError("chdir to '%s' in chroot", cwd);
} else
if (mount(realStoreDir.c_str(), storeDir.c_str(), "", MS_BIND, 0) == -1)
throw SysError("mounting '%s' on '%s'", realStoreDir, storeDir);