forked from lix-project/lix
6a8ef36fe6
to derivations in user environments. Nice for developers (since it prevents build-time-only dependencies from being GC'ed, in conjunction with `gc-keep-outputs'). Turned off by default.
80 lines
1.9 KiB
C++
80 lines
1.9 KiB
C++
#include "globals.hh"
|
|
|
|
#include <map>
|
|
|
|
|
|
string nixStore = "/UNINIT";
|
|
string nixDataDir = "/UNINIT";
|
|
string nixLogDir = "/UNINIT";
|
|
string nixStateDir = "/UNINIT";
|
|
string nixDBPath = "/UNINIT";
|
|
string nixConfDir = "/UNINIT";
|
|
|
|
bool keepFailed = false;
|
|
|
|
bool keepGoing = false;
|
|
|
|
bool tryFallback = false;
|
|
|
|
Verbosity buildVerbosity = lvlInfo;
|
|
|
|
unsigned int maxBuildJobs = 1;
|
|
|
|
bool readOnlyMode = false;
|
|
|
|
|
|
static bool settingsRead = false;
|
|
|
|
static map<string, string> settings;
|
|
|
|
|
|
static void readSettings()
|
|
{
|
|
Path settingsFile = (format("%1%/%2%") % nixConfDir % "nix.conf").str();
|
|
if (!pathExists(settingsFile)) return;
|
|
string contents = readFile(settingsFile);
|
|
|
|
unsigned int pos = 0;
|
|
|
|
while (pos < contents.size()) {
|
|
string line;
|
|
while (pos < contents.size() && contents[pos] != '\n')
|
|
line += contents[pos++];
|
|
pos++;
|
|
|
|
unsigned int hash = line.find('#');
|
|
if (hash != string::npos)
|
|
line = string(line, 0, hash);
|
|
|
|
if (line.find_first_not_of(" ") == string::npos) continue;
|
|
|
|
istringstream is(line);
|
|
string name, sep, value;
|
|
is >> name >> sep >> value;
|
|
if (sep != "=" || !is)
|
|
throw Error(format("illegal configuration line `%1%' in `%2%'") % line % settingsFile);
|
|
|
|
settings[name] = value;
|
|
};
|
|
|
|
settingsRead = true;
|
|
}
|
|
|
|
|
|
string querySetting(const string & name, const string & def)
|
|
{
|
|
if (!settingsRead) readSettings();
|
|
map<string, string>::iterator i = settings.find(name);
|
|
return i == settings.end() ? def : i->second;
|
|
}
|
|
|
|
|
|
bool queryBoolSetting(const string & name, bool def)
|
|
{
|
|
string value = querySetting(name, def ? "true" : "false");
|
|
if (value == "true") return true;
|
|
else if (value == "false") return false;
|
|
else throw Error(format("configuration option `%1%' should be either `true' or `false', not `%2%'")
|
|
% name % value);
|
|
}
|