diff options
Diffstat (limited to 'nixpkgs/pkgs/development/libraries/jemalloc')
-rw-r--r-- | nixpkgs/pkgs/development/libraries/jemalloc/default.nix | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/development/libraries/jemalloc/default.nix b/nixpkgs/pkgs/development/libraries/jemalloc/default.nix new file mode 100644 index 000000000000..8ed9219fb7b4 --- /dev/null +++ b/nixpkgs/pkgs/development/libraries/jemalloc/default.nix @@ -0,0 +1,58 @@ +{ lib +, stdenv +, fetchurl +, fetchpatch +# By default, jemalloc puts a je_ prefix onto all its symbols on OSX, which +# then stops downstream builds (mariadb in particular) from detecting it. This +# option should remove the prefix and give us a working jemalloc. +# Causes segfaults with some software (ex. rustc), but defaults to true for backward +# compatibility. +, stripPrefix ? stdenv.hostPlatform.isDarwin +, disableInitExecTls ? false +}: + +stdenv.mkDerivation rec { + pname = "jemalloc"; + version = "5.2.1"; + + src = fetchurl { + url = "https://github.com/jemalloc/jemalloc/releases/download/${version}/${pname}-${version}.tar.bz2"; + sha256 = "1xl7z0vwbn5iycg7amka9jd6hxd8nmfk7nahi4p9w2bnw9f0wcrl"; + }; + + patches = [ + # workaround https://github.com/jemalloc/jemalloc/issues/2091 + (fetchpatch { + url = "https://github.com/jemalloc/jemalloc/commit/3b4a03b92b2e415415a08f0150fdb9eeb659cd52.diff"; + sha256 = "sha256-6AYtADREhfj93ZLk9xnXtjc6vHDU0EKLLOvLd6YdJeI="; + }) + ]; + + # see the comment on stripPrefix + configureFlags = [] + ++ lib.optional stripPrefix "--with-jemalloc-prefix=" + ++ lib.optional disableInitExecTls "--disable-initial-exec-tls" + # jemalloc is unable to correctly detect transparent hugepage support on + # ARM (https://github.com/jemalloc/jemalloc/issues/526), and the default + # kernel ARMv6/7 kernel does not enable it, so we explicitly disable support + ++ lib.optionals (stdenv.isAarch32 && lib.versionOlder version "5") [ + "--disable-thp" + "je_cv_thp=no" + ] + ; + + doCheck = true; + + enableParallelBuilding = true; + + meta = with lib; { + homepage = "http://jemalloc.net"; + description = "General purpose malloc(3) implementation"; + longDescription = '' + malloc(3)-compatible memory allocator that emphasizes fragmentation + avoidance and scalable concurrency support. + ''; + license = licenses.bsd2; + platforms = platforms.all; + }; +} |