nixpkgs/pkgs/development/libraries/libgcrypt/default.nix
Daiderd Jordan 07796ccb57
libgcrypt: fix clang build
Fixes #27906

Because #pragma GCC optimize ("O0") doesn't work for clang and
NIX_CFLAGS_COMPILE bypasses the fixup done by the makefiles everything
gets compiled with -O2.
The build still uses optimisation for everything else.
2017-08-05 15:20:13 +02:00

51 lines
1.7 KiB
Nix

{ stdenv, fetchurl, libgpgerror, enableCapabilities ? false, libcap }:
assert enableCapabilities -> stdenv.isLinux;
stdenv.mkDerivation rec {
name = "libgcrypt-${version}";
version = "1.8.0";
src = fetchurl {
url = "mirror://gnupg/libgcrypt/${name}.tar.bz2";
sha256 = "06w97l88y2c29zf8p8cg0m4k2kiiyj6pqxdl0cxigi3wp2brdr13";
};
outputs = [ "out" "dev" "info" ];
outputBin = "dev";
# The CPU Jitter random number generator must not be compiled with
# optimizations and the optimize -O0 pragma only works for gcc.
# The build enables -O2 by default for everything else.
hardeningDisable = stdenv.lib.optional stdenv.cc.isClang "fortify";
buildInputs = [ libgpgerror ]
++ stdenv.lib.optional enableCapabilities libcap;
# Make sure libraries are correct for .pc and .la files
# Also make sure includes are fixed for callers who don't use libgpgcrypt-config
postFixup = ''
sed -i 's,#include <gpg-error.h>,#include "${libgpgerror.dev}/include/gpg-error.h",g' "$dev/include/gcrypt.h"
'' + stdenv.lib.optionalString enableCapabilities ''
sed -i 's,\(-lcap\),-L${libcap.lib}/lib \1,' $out/lib/libgcrypt.la
'';
# TODO: figure out why this is even necessary and why the missing dylib only crashes
# random instead of every test
preCheck = stdenv.lib.optionalString stdenv.isDarwin ''
mkdir -p $out/lib
cp src/.libs/libgcrypt.20.dylib $out/lib
'';
doCheck = true;
meta = with stdenv.lib; {
homepage = https://www.gnu.org/software/libgcrypt/;
description = "General-pupose cryptographic library";
license = licenses.lgpl2Plus;
platforms = platforms.all;
maintainers = [ maintainers.wkennington maintainers.vrthra ];
repositories.git = git://git.gnupg.org/libgcrypt.git;
};
}