forked from lix-project/lix
Merge remote-tracking branch 'origin/master' into flakes
This commit is contained in:
Eelco Dolstra
commit
ab88f4bbd4
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@ -11,7 +11,7 @@ attributes.</para>
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<variablelist>
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<varlistentry><term><varname>allowedReferences</varname></term>
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<varlistentry xml:id="adv-attr-allowedReferences"><term><varname>allowedReferences</varname></term>
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<listitem><para>The optional attribute
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<varname>allowedReferences</varname> specifies a list of legal
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@ -32,7 +32,7 @@ allowedReferences = [];
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</varlistentry>
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<varlistentry><term><varname>allowedRequisites</varname></term>
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<varlistentry xml:id="adv-attr-allowedRequisites"><term><varname>allowedRequisites</varname></term>
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<listitem><para>This attribute is similar to
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<varname>allowedReferences</varname>, but it specifies the legal
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@ -50,7 +50,7 @@ allowedRequisites = [ foobar ];
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</varlistentry>
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<varlistentry><term><varname>disallowedReferences</varname></term>
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<varlistentry xml:id="adv-attr-disallowedReferences"><term><varname>disallowedReferences</varname></term>
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<listitem><para>The optional attribute
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<varname>disallowedReferences</varname> specifies a list of illegal
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@ -67,7 +67,7 @@ disallowedReferences = [ foo ];
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</varlistentry>
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<varlistentry><term><varname>disallowedRequisites</varname></term>
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<varlistentry xml:id="adv-attr-disallowedRequisites"><term><varname>disallowedRequisites</varname></term>
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<listitem><para>This attribute is similar to
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<varname>disallowedReferences</varname>, but it specifies illegal
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@ -85,7 +85,7 @@ disallowedRequisites = [ foobar ];
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</varlistentry>
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<varlistentry><term><varname>exportReferencesGraph</varname></term>
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<varlistentry xml:id="adv-attr-exportReferencesGraph"><term><varname>exportReferencesGraph</varname></term>
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<listitem><para>This attribute allows builders access to the
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references graph of their inputs. The attribute is a list of
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@ -124,7 +124,7 @@ derivation {
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</varlistentry>
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<varlistentry><term><varname>impureEnvVars</varname></term>
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<varlistentry xml:id="adv-attr-impureEnvVars"><term><varname>impureEnvVars</varname></term>
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<listitem><para>This attribute allows you to specify a list of
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environment variables that should be passed from the environment
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@ -158,9 +158,9 @@ impureEnvVars = [ "http_proxy" "https_proxy" <replaceable>...</replaceable> ];
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<varlistentry xml:id="fixed-output-drvs">
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<term><varname>outputHash</varname></term>
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<term><varname>outputHashAlgo</varname></term>
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<term><varname>outputHashMode</varname></term>
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<term xml:id="adv-attr-outputHash"><varname>outputHash</varname></term>
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<term xml:id="adv-attr-outputHashAlgo"><varname>outputHashAlgo</varname></term>
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<term xml:id="adv-attr-outputHashMode"><varname>outputHashMode</varname></term>
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<listitem><para>These attributes declare that the derivation is a
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so-called <emphasis>fixed-output derivation</emphasis>, which
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@ -282,7 +282,7 @@ stdenv.mkDerivation {
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</varlistentry>
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<varlistentry><term><varname>passAsFile</varname></term>
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<varlistentry xml:id="adv-attr-passAsFile"><term><varname>passAsFile</varname></term>
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<listitem><para>A list of names of attributes that should be
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passed via files rather than environment variables. For example,
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@ -309,7 +309,7 @@ big = "a very long string";
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</varlistentry>
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<varlistentry><term><varname>preferLocalBuild</varname></term>
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<varlistentry xml:id="adv-attr-preferLocalBuild"><term><varname>preferLocalBuild</varname></term>
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<listitem><para>If this attribute is set to
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<literal>true</literal> and <link
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@ -323,14 +323,25 @@ big = "a very long string";
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</varlistentry>
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<varlistentry><term><varname>allowSubstitutes</varname></term>
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<varlistentry xml:id="adv-attr-allowSubstitutes"><term><varname>allowSubstitutes</varname></term>
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<listitem><para>If this attribute is set to
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<listitem>
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<para>If this attribute is set to
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<literal>false</literal>, then Nix will always build this
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derivation; it will not try to substitute its outputs. This is
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useful for very trivial derivations (such as
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<function>writeText</function> in Nixpkgs) that are cheaper to
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build than to substitute from a binary cache.</para></listitem>
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build than to substitute from a binary cache.</para>
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<note><para>You need to have a builder configured which satisfies
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the derivation’s <literal>system</literal> attribute, since the
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derivation cannot be substituted. Thus it is usually a good idea
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to align <literal>system</literal> with
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<literal>builtins.currentSystem</literal> when setting
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<literal>allowSubstitutes</literal> to <literal>false</literal>.
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For most trivial derivations this should be the case.
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</para></note>
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</listitem>
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</varlistentry>
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2
local.mk
2
local.mk
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@ -10,3 +10,5 @@ GLOBAL_CXXFLAGS += -I . -I src -I src/libutil -I src/libstore -I src/libmain -I
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$(foreach i, config.h $(call rwildcard, src/lib*, *.hh), \
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$(eval $(call install-file-in, $(i), $(includedir)/nix, 0644)))
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$(GCH) $(PCH): src/libutil/util.hh config.h
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@ -8,14 +8,14 @@ GCH = $(buildprefix)precompiled-headers.h.gch
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$(GCH): precompiled-headers.h
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@rm -f $@
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@mkdir -p "$(dir $@)"
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$(trace-gen) $(CXX) -x c++-header -o $@ $^ $(GLOBAL_CXXFLAGS)
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$(trace-gen) $(CXX) -x c++-header -o $@ $< $(GLOBAL_CXXFLAGS)
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PCH = $(buildprefix)precompiled-headers.h.pch
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$(PCH): precompiled-headers.h
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@rm -f $@
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@mkdir -p "$(dir $@)"
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$(trace-gen) $(CXX) -x c++-header -o $@ $^ $(GLOBAL_CXXFLAGS)
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$(trace-gen) $(CXX) -x c++-header -o $@ $< $(GLOBAL_CXXFLAGS)
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clean-files += $(GCH) $(PCH)
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@ -158,10 +158,10 @@ extern Verbosity verbosity; /* suppress msgs > this */
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#define vomit(args...) printMsg(lvlVomit, args)
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template<typename... Args>
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inline void warn(const std::string & fs, Args... args)
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inline void warn(const std::string & fs, const Args & ... args)
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{
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boost::format f(fs);
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nop{boost::io::detail::feed(f, args)...};
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formatHelper(f, args...);
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logger->warn(f.str());
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}
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@ -51,6 +51,16 @@ struct FormatOrString
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... a_n’. However, ‘fmt(s)’ is equivalent to ‘s’ (so no %-expansion
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takes place). */
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inline void formatHelper(boost::format & f)
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{
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}
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template<typename T, typename... Args>
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inline void formatHelper(boost::format & f, const T & x, const Args & ... args)
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{
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formatHelper(f % x, args...);
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}
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inline std::string fmt(const std::string & s)
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{
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return s;
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@ -67,11 +77,11 @@ inline std::string fmt(const FormatOrString & fs)
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}
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template<typename... Args>
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inline std::string fmt(const std::string & fs, Args... args)
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inline std::string fmt(const std::string & fs, const Args & ... args)
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{
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boost::format f(fs);
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f.exceptions(boost::io::all_error_bits ^ boost::io::too_many_args_bit);
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nop{boost::io::detail::feed(f, args)...};
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formatHelper(f, args...);
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return f.str();
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}
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@ -87,14 +97,14 @@ public:
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unsigned int status = 1; // exit status
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template<typename... Args>
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BaseError(unsigned int status, Args... args)
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BaseError(unsigned int status, const Args & ... args)
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: err(fmt(args...))
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, status(status)
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{
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}
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template<typename... Args>
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BaseError(Args... args)
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BaseError(const Args & ... args)
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: err(fmt(args...))
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{
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}
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@ -126,7 +136,7 @@ public:
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int errNo;
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template<typename... Args>
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SysError(Args... args)
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SysError(const Args & ... args)
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: Error(addErrno(fmt(args...)))
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{ }
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@ -305,7 +305,7 @@ public:
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int status;
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template<typename... Args>
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ExecError(int status, Args... args)
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ExecError(int status, const Args & ... args)
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: Error(args...), status(status)
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{ }
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};
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