forked from mirrors/nixpkgs
51 lines
1.6 KiB
Nix
51 lines
1.6 KiB
Nix
{ version, sha256 }:
|
|
{ lib, stdenv, fetchurl
|
|
# 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
|
|
}:
|
|
|
|
with lib;
|
|
|
|
stdenv.mkDerivation rec {
|
|
pname = "jemalloc";
|
|
inherit version;
|
|
|
|
src = fetchurl {
|
|
url = "https://github.com/jemalloc/jemalloc/releases/download/${version}/${pname}-${version}.tar.bz2";
|
|
inherit sha256;
|
|
};
|
|
|
|
# see the comment on stripPrefix
|
|
configureFlags = []
|
|
++ optional stripPrefix "--with-jemalloc-prefix="
|
|
++ 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
|
|
++ optionals (stdenv.isAarch32 && 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;
|
|
};
|
|
}
|