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39 lines
953 B
Nix
39 lines
953 B
Nix
{ stdenv, fetchurl, bison, m4 }:
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stdenv.mkDerivation rec {
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name = "flex-${version}";
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version = "2.6.3";
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src = fetchurl {
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url = "https://github.com/westes/flex/releases/download/v${version}/flex-${version}.tar.gz";
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sha256 = "1an2cn2z85mkpgqcinh1fhhcd7993qm2lil1yxic8iz76ci79ck8";
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};
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buildInputs = [ bison ];
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propagatedNativeBuildInputs = [ m4 ];
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postConfigure = stdenv.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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crossAttrs = {
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# disable tests which can't run on build machine
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postPatch = ''
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substituteInPlace Makefile.in --replace "tests" " ";
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'';
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preConfigure = ''
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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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};
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meta = {
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homepage = https://github.com/westes/flex;
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description = "A fast lexical analyser generator";
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platforms = stdenv.lib.platforms.unix;
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};
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}
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