help2man: Make safe to use in bootstrap stdenv.

This commit is contained in:
Shea Levy 2018-02-19 09:44:47 -05:00
parent 273e58ebd9
commit 2929a2c1fa
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GPG Key ID: 5C0BD6957D86FE27

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@ -1,4 +1,4 @@
{ stdenv, hostPlatform, fetchurl, perl, gettext, LocaleGettext, makeWrapper }: { stdenv, hostPlatform, fetchurl, perl, gettext, LocaleGettext }:
stdenv.mkDerivation rec { stdenv.mkDerivation rec {
name = "help2man-1.47.5"; name = "help2man-1.47.5";
@ -8,19 +8,27 @@ stdenv.mkDerivation rec {
sha256 = "1cb14kp380jzk1yi4i7x9d8qplc8c5mgcbgycgs9ggpx34jhp9kw"; sha256 = "1cb14kp380jzk1yi4i7x9d8qplc8c5mgcbgycgs9ggpx34jhp9kw";
}; };
nativeBuildInputs = [ makeWrapper gettext LocaleGettext ]; nativeBuildInputs = [ gettext LocaleGettext ];
buildInputs = [ perl LocaleGettext ]; buildInputs = [ perl LocaleGettext ];
doCheck = false; # target `check' is missing doCheck = false; # target `check' is missing
patches = if hostPlatform.isCygwin then [ ./1.40.4-cygwin-nls.patch ] else null; patches = if hostPlatform.isCygwin then [ ./1.40.4-cygwin-nls.patch ] else null;
postInstall = # We don't use makeWrapper here because it uses substitutions our
'' wrapProgram "$out/bin/help2man" \ # bootstrap shell can't handle.
--prefix PERL5LIB : "$(echo ${LocaleGettext}/lib/perl*/site_perl)" \ postInstall = ''
${stdenv.lib.optionalString hostPlatform.isCygwin "--prefix PATH : ${gettext}/bin"} gettext_perl="$(echo ${LocaleGettext}/lib/perl*/site_perl)"
''; mv $out/bin/help2man $out/bin/.help2man-wrapped
cat > $out/bin/help2man <<EOF
#! $SHELL -e
export PERL5LIB=\''${PERL5LIB:+:}$gettext_perl
${stdenv.lib.optionalString hostPlatform.isCygwin
"export PATH=\''${PATH:+:}${gettext}/bin"}
exec -a \$0 $out/bin/.help2man-wrapped "\$@"
EOF
chmod +x $out/bin/help2man
'';
meta = with stdenv.lib; { meta = with stdenv.lib; {
description = "Generate man pages from `--help' output"; description = "Generate man pages from `--help' output";