nixpkgs/pkgs/applications/version-management/git-and-tools/git/default.nix
2010-02-18 00:28:24 +00:00

122 lines
3.9 KiB
Nix

{ fetchurl, stdenv, curl, openssl, zlib, expat, perl, gettext, cpio
, asciidoc, texinfo, xmlto, docbook2x, docbook_xsl, docbook_xml_dtd_45
, libxslt, tcl, tk, makeWrapper
, svnSupport, subversion, perlLibs
, guiSupport
}:
# `git-svn' support requires Subversion and various Perl libraries.
assert svnSupport -> (subversion != null && perlLibs != [] && subversion.perlBindings);
stdenv.mkDerivation rec {
name = "git-1.7.0";
src = fetchurl {
url = "mirror://kernel/software/scm/git/${name}.tar.bz2";
sha256 = "a61e863944381c4f8231841f678f41f56b634bebca486a61005b35e5bcbb7c79";
};
patches = [ ./docbook2texi.patch ];
buildInputs = [curl openssl zlib expat gettext cpio makeWrapper]
++ # documentation tools
[ asciidoc texinfo xmlto docbook2x
docbook_xsl docbook_xml_dtd_45 libxslt ]
++ stdenv.lib.optionals guiSupport [tcl tk];
makeFlags = "prefix=\${out} PERL_PATH=${perl}/bin/perl SHELL_PATH=${stdenv.shell}";
# FIXME: "make check" requires Sparse; the Makefile must be tweaked
# so that `SPARSE_FLAGS' corresponds to the current architecture...
#doCheck = true;
postInstall =
''
notSupported(){
echo -e "#\!/bin/sh\necho '`basename $1` not supported, $2'\nexit 1" > "$1"
chmod +x $1
}
# Install Emacs mode.
echo "installing Emacs mode..."
ensureDir $out/share/emacs/site-lisp
cp -p contrib/emacs/*.el $out/share/emacs/site-lisp
'' # */
+ (if svnSupport then
''# wrap git-svn
gitperllib=$out/lib/perl5/site_perl
for i in ${builtins.toString perlLibs}; do
gitperllib=$gitperllib:$i/lib/perl5/site_perl
done
wrapProgram "$out/libexec/git-core/git-svn" \
--set GITPERLLIB "$gitperllib" \
--prefix PATH : "${subversion}/bin" ''
else '' # replace git-svn by notification script
notSupported $out/bin/git-svn "reinstall with config git = { svnSupport = true } set"
'')
+ ''# Install man pages and Info manual
make PERL_PATH="${perl}/bin/perl" cmd-list.made install install-info \
-C Documentation ''
+ (if guiSupport then ''
# Wrap Tcl/Tk programs
for prog in bin/gitk libexec/git-core/git-gui
do
wrapProgram "$out/$prog" \
--set TK_LIBRARY "${tk}/lib/tk8.4" \
--prefix PATH : "${tk}/bin"
done
'' else ''
# Don't wrap Tcl/Tk, replace them by notification scripts
for prog in bin/gitk libexec/git-core/git-gui
do
notSupported "$out/$prog" \
"reinstall with config git = { guiSupport = true; } set"
done
'')
+ ''# install bash completion script
d="$out/etc/bash_completion.d"
ensureDir $d; cp contrib/completion/git-completion.bash "$d"
''
# Don't know why hardlinks aren't created. git installs the same executable
# multiple times into $out so replace duplicates by symlinks because I
# haven't tested whether the nix distribution system can handle hardlinks.
# This reduces the size of $out from 115MB down to 13MB on x86_64-linux!
+ ''#
declare -A seen
find $out -type f | while read f; do
sum=$(md5sum "$f");
sum=''\${sum/ */}
if [ -z "''\${seen["$sum"]}" ]; then
seen["$sum"]="$f"
else
rm "$f"; ln -s "''\${seen["$sum"]}" "$f"
fi
done
'';
meta = {
license = "GPLv2";
homepage = http://git-scm.com/;
description = "Git, a popular distributed version control system";
longDescription = ''
Git, a popular distributed version control system designed to
handle very large projects with speed and efficiency.
'';
maintainers =
[ # Add your name here!
stdenv.lib.maintainers.ludo
stdenv.lib.maintainers.simons
];
platforms = stdenv.lib.platforms.gnu; # arbitrary choice
};
}