pyrox.dev
lol
1{ stdenv, buildPackages, fetchurl, bison, m4
2, fetchpatch, autoreconfHook, help2man
3}:
4
5stdenv.mkDerivation rec {
6 name = "flex-${version}";
7 version = "2.6.4";
8
9 src = fetchurl {
10 url = "https://github.com/westes/flex/releases/download/v${version}/flex-${version}.tar.gz";
11 sha256 = "15g9bv236nzi665p9ggqjlfn4dwck5835vf0bbw2cz7h5c1swyp8";
12 };
13
14 # Also upstream, will be part of 2.6.5
15 # https://github.com/westes/flex/commit/24fd0551333e
16 patches = [(fetchpatch {
17 name = "glibc-2.26.patch";
18 url = "https://raw.githubusercontent.com/lede-project/source/0fb14a2b1ab2f82c"
19 + "/tools/flex/patches/200-build-AC_USE_SYSTEM_EXTENSIONS-in-configure.ac.patch";
20 sha256 = "1aarhcmz7mfrgh15pkj6f7ikxa2m0mllw1i1vscsf1kw5d05lw6f";
21 })];
22 postPatch = stdenv.lib.optionalString (stdenv.buildPlatform != stdenv.hostPlatform) ''
23 substituteInPlace Makefile.in --replace "tests" " "
24
25 substituteInPlace doc/Makefile.am --replace 'flex.1: $(top_srcdir)/configure.ac' 'flex.1: '
26 '';
27
28 depsBuildBuild = [ buildPackages.stdenv.cc ];
29 nativeBuildInputs = [ autoreconfHook help2man ];
30 buildInputs = [ bison ];
31 propagatedBuildInputs = [ m4 ];
32
33 preConfigure = stdenv.lib.optionalString (stdenv.buildPlatform != stdenv.hostPlatform) ''
34 export ac_cv_func_malloc_0_nonnull=yes
35 export ac_cv_func_realloc_0_nonnull=yes
36 '';
37
38 postConfigure = stdenv.lib.optionalString (stdenv.isDarwin || stdenv.isCygwin) ''
39 sed -i Makefile -e 's/-no-undefined//;'
40 '';
41
42 dontDisableStatic = stdenv.buildPlatform != stdenv.hostPlatform;
43
44 meta = {
45 homepage = https://github.com/westes/flex;
46 description = "A fast lexical analyser generator";
47 platforms = stdenv.lib.platforms.unix;
48 };
49}