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{ stdenv, fetchurl, fetchpatch, pkgconfig, which, zlib, bzip2, libpng, gnumake
# FreeType supports sub-pixel rendering. This is patented by
# Microsoft, so it is disabled by default. This option allows it to
# be enabled. See http://www.freetype.org/patents.html.
, glib/*passthru only*/
, useEncumberedCode ? true
}:
let
version = "2.5.3";
fetch_bohoomil = name: sha256: fetchpatch {
url = https://raw.githubusercontent.com/bohoomil/fontconfig-ultimate/8a155db28f264520596cc3e76eb44824bdb30f8e/01_freetype2-iu/ + name;
inherit sha256;
};
in
with { inherit (stdenv.lib) optional optionalString; };
stdenv.mkDerivation rec {
name = "freetype-${version}";
src = fetchurl {
url = "mirror://sourceforge/freetype/${name}.tar.bz2";
sha256 = "0pppcn73b5pwd7zdi9yfx16f5i93y18q7q4jmlkwmwrfsllqp160";
};
patches = [ ./enable-validation.patch ] # from Gentoo
++ [
(fetch_bohoomil "freetype-2.5.3-pkgconfig.patch" "1dpfdh8kmka3gzv14glz7l79i545zizah6wma937574v5z2iy3nn")
(fetch_bohoomil "fix_segfault_with_harfbuzz.diff" "1nx36inqrw717b86cla2miprdb3hii4vndw95k0jbbhfmax9k6fy")
]
++ optional useEncumberedCode
(fetch_bohoomil "infinality-2.5.3.patch" "0mxiybcb4wwbicrjiinh1b95rv543bh05sdqk1v0ipr3fxfrb47q")
;
outputs = [ "dev" "out" ];
propagatedBuildInputs = [ zlib bzip2 libpng ]; # needed when linking against freetype
# dependence on harfbuzz is looser than the reverse dependence
buildInputs = [ pkgconfig which ]
# FreeType requires GNU Make, which is not part of stdenv on FreeBSD.
++ optional (!stdenv.isLinux) gnumake;
configureFlags = "--disable-static --bindir=$(dev)/bin";
# from Gentoo, see https://bugzilla.redhat.com/show_bug.cgi?id=506840
NIX_CFLAGS_COMPILE = "-fno-strict-aliasing";
# The asm for armel is written with the 'asm' keyword.
CFLAGS = optionalString stdenv.isArm "-std=gnu99";
enableParallelBuilding = true;
doCheck = true;
# compat hacks
postFixup = glib.flattenInclude + ''
ln -s . "$dev"/include/freetype
'';
crossAttrs = {
# Somehow it calls the unwrapped gcc, "i686-pc-linux-gnu-gcc", instead
# of gcc. I think it's due to the unwrapped gcc being in the PATH. I don't
# know why it's on the PATH.
configureFlags = "--disable-static CC_BUILD=gcc";
};
meta = with stdenv.lib; {
description = "A font rendering engine";
homepage = http://www.freetype.org/;
license = licenses.gpl2Plus; # or the FreeType License (BSD + advertising clause)
#ToDo: encumbered = useEncumberedCode;
platforms = platforms.all;
};
}
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