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| author | Eelco Dolstra <eelco.dolstra@logicblox.com> | 2014-05-02T10·51+0200 |
|---|---|---|
| committer | Eelco Dolstra <eelco.dolstra@logicblox.com> | 2014-05-02T10·51+0200 |
| commit | de4cdd0d47adc70a4db12397a42c18ee50b4e662 (patch) | |
| tree | e8116fd97457c077e2f15b7086c211d708a93aeb /src/libstore | |
| parent | ada3e3fa15bc14aebb2bafd1240c15cf1fd99351 (diff) | |
Set build-max-jobs to the number of available cores by default
More zero configuration.
Diffstat (limited to 'src/libstore')
| -rw-r--r-- | src/libstore/globals.cc | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/src/libstore/globals.cc b/src/libstore/globals.cc index c359367bba6d..739199d48ee7 100644 --- a/src/libstore/globals.cc +++ b/src/libstore/globals.cc @@ -5,6 +5,7 @@ #include <map> #include <algorithm> +#include <unistd.h> namespace nix { @@ -29,6 +30,10 @@ Settings::Settings() buildVerbosity = lvlError; maxBuildJobs = 1; buildCores = 1; +#ifdef _SC_NPROCESSORS_ONLN + long res = sysconf(_SC_NPROCESSORS_ONLN); + if (res > 0) buildCores = res; +#endif readOnlyMode = false; thisSystem = SYSTEM; maxSilentTime = 0; |