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#pragma once
#include "types.hh"
namespace nix {
/* Path names. */
/* nixStore is the directory where we generally store atomic and
derived files. */
extern string nixStore;
extern string nixDataDir; /* !!! fix */
/* nixLogDir is the directory where we log various operations. */
extern string nixLogDir;
/* nixStateDir is the directory where state is stored. */
extern string nixStateDir;
/* nixDBPath is the path name of our Berkeley DB environment. */
extern string nixDBPath;
/* nixConfDir is the directory where configuration files are
stored. */
extern string nixConfDir;
/* nixLibexecDir is the directory where internal helper programs are
stored. */
extern string nixLibexecDir;
/* nixBinDir is the directory where the main programs are stored. */
extern string nixBinDir;
/* Misc. global flags. */
/* Whether to keep temporary directories of failed builds. */
extern bool keepFailed;
/* Whether to keep building subgoals when a sibling (another subgoal
of the same goal) fails. */
extern bool keepGoing;
/* Whether, if we cannot realise the known closure corresponding to a
derivation, we should try to normalise the derivation instead. */
extern bool tryFallback;
/* Verbosity level for build output. */
extern Verbosity buildVerbosity;
/* Maximum number of parallel build jobs. 0 means unlimited. */
extern unsigned int maxBuildJobs;
/* Number of CPU cores to utilize in parallel within a build, i.e. by passing
this number to Make via '-j'. 0 means that the number of actual CPU cores on
the local host ought to be auto-detected. */
extern unsigned int buildCores;
/* Read-only mode. Don't copy stuff to the store, don't change the
database. */
extern bool readOnlyMode;
/* The canonical system name, as returned by config.guess. */
extern string thisSystem;
/* The maximum time in seconds that a builer can go without producing
any output on stdout/stderr before it is killed. 0 means
infinity. */
extern time_t maxSilentTime;
/* The maximum duration in seconds that a builder can run. 0 means
infinity. */
extern time_t buildTimeout;
/* The substituters. There are programs that can somehow realise a
store path without building, e.g., by downloading it or copying it
from a CD. */
extern Paths substituters;
/* Whether to use build hooks (for distributed builds). Sometimes
users want to disable this from the command-line. */
extern bool useBuildHook;
/* Whether buildDerivations() should print out lines on stderr in a
fixed format to allow its progress to be monitored. Each line
starts with a "@". The following are defined:
@ build-started <drvpath> <outpath> <system> <logfile>
@ build-failed <drvpath> <outpath> <exitcode> <error text>
@ build-succeeded <drvpath> <outpath>
@ substituter-started <outpath> <substituter>
@ substituter-failed <outpath> <exitcode> <error text>
@ substituter-succeeded <outpath>
Best combined with --no-build-output, otherwise stderr might
conceivably contain lines in this format printed by the builders.
*/
extern bool printBuildTrace;
Strings querySetting(const string & name, const Strings & def);
string querySetting(const string & name, const string & def);
bool queryBoolSetting(const string & name, bool def);
unsigned int queryIntSetting(const string & name, unsigned int def);
void overrideSetting(const string & name, const Strings & value);
void reloadSettings();
void setDefaultsFromEnvironment();
}
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