flex: bring back 2.6.1 as an option

Some breakages after flex update aren't so easy to fix,
and I can't really afford to spend much time on it ATM.
This commit is contained in:
Vladimír Čunát 2017-01-06 16:11:47 +01:00
parent 75fc704cfe
commit cf1d3677d3
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2 changed files with 38 additions and 0 deletions

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@ -0,0 +1,37 @@
{ stdenv, fetchurl, bison, m4 }:
stdenv.mkDerivation rec {
name = "flex-2.6.1";
src = fetchurl {
url = "https://github.com/westes/flex/releases/download/v2.6.1/flex-2.6.1.tar.gz";
sha256 = "0fy14c35yz2m1n1m4f02by3501fn0cca37zn7jp8lpp4b3kgjhrw";
};
buildInputs = [ bison ];
propagatedNativeBuildInputs = [ m4 ];
postConfigure = stdenv.lib.optionalString (stdenv.isDarwin || stdenv.isCygwin) ''
sed -i Makefile -e 's/-no-undefined//;'
'';
crossAttrs = {
# disable tests which can't run on build machine
postPatch = ''
substituteInPlace Makefile.in --replace "tests" " ";
'';
preConfigure = ''
export ac_cv_func_malloc_0_nonnull=yes
export ac_cv_func_realloc_0_nonnull=yes
'';
};
meta = {
homepage = https://github.com/westes/flex;
description = "A fast lexical analyser generator";
platforms = stdenv.lib.platforms.unix;
};
}

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@ -6276,6 +6276,7 @@ in
jdepend = callPackage ../development/tools/analysis/jdepend { };
flex_2_5_35 = callPackage ../development/tools/parsing/flex/2.5.35.nix { };
flex_2_6_1 = callPackage ../development/tools/parsing/flex/2.6.1.nix { };
flex = callPackage ../development/tools/parsing/flex/default.nix { };
flexcpp = callPackage ../development/tools/parsing/flexc++ { };