53 lines
1.7 KiB
Nix
53 lines
1.7 KiB
Nix
{ lib, stdenv, buildPackages, fetchurl, bison, m4
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, fetchpatch, autoreconfHook, help2man
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}:
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stdenv.mkDerivation rec {
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pname = "flex";
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version = "2.6.4";
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src = fetchurl {
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url = "https://github.com/westes/flex/releases/download/v${version}/flex-${version}.tar.gz";
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sha256 = "15g9bv236nzi665p9ggqjlfn4dwck5835vf0bbw2cz7h5c1swyp8";
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};
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# Also upstream, will be part of 2.6.5
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# https://github.com/westes/flex/commit/24fd0551333e
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patches = [(fetchpatch {
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name = "glibc-2.26.patch";
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url = "https://raw.githubusercontent.com/lede-project/source/0fb14a2b1ab2f82c"
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+ "/tools/flex/patches/200-build-AC_USE_SYSTEM_EXTENSIONS-in-configure.ac.patch";
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sha256 = "1aarhcmz7mfrgh15pkj6f7ikxa2m0mllw1i1vscsf1kw5d05lw6f";
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})];
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postPatch = ''
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patchShebangs tests
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'' + lib.optionalString (stdenv.buildPlatform != stdenv.hostPlatform) ''
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substituteInPlace Makefile.in --replace "tests" " "
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substituteInPlace doc/Makefile.am --replace 'flex.1: $(top_srcdir)/configure.ac' 'flex.1: '
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'';
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depsBuildBuild = [ buildPackages.stdenv.cc ];
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nativeBuildInputs = [ autoreconfHook help2man ];
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buildInputs = [ bison ];
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propagatedBuildInputs = [ m4 ];
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preConfigure = lib.optionalString (stdenv.hostPlatform != stdenv.buildPlatform) ''
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export ac_cv_func_malloc_0_nonnull=yes
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export ac_cv_func_realloc_0_nonnull=yes
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'';
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postConfigure = lib.optionalString (stdenv.isDarwin || stdenv.isCygwin) ''
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sed -i Makefile -e 's/-no-undefined//;'
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'';
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dontDisableStatic = stdenv.buildPlatform != stdenv.hostPlatform;
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meta = with lib; {
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homepage = "https://github.com/westes/flex";
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description = "A fast lexical analyser generator";
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license = licenses.bsd2;
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platforms = platforms.unix;
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};
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}
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