nixpkgs/pkgs/top-level/builder-defs.nix

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args: with args; with stringsWithDeps; with lib;
rec
{
inherit writeScript;
forceShare = if args ? forceShare then args.forceShare else ["man" "doc" "info"];
archiveType = s:
(if hasSuffixHack ".tar" s then "tar"
else if (hasSuffixHack ".tar.gz" s) || (hasSuffixHack ".tgz" s) then "tgz"
else if (hasSuffixHack ".tar.bz2" s) || (hasSuffixHack ".tbz2" s) then "tbz2"
else (abort "unknown archive type : ${s}"));
minInit = noDepEntry ("
set -e
NIX_GCC=${stdenv.gcc}
export SHELL=${stdenv.shell}
# Set up the initial path.
PATH=
for i in \$NIX_GCC ${toString stdenv.initialPath}; do
PATH=\$PATH\${PATH:+:}\$i/bin
done
" + (if ((stdenv ? preHook) && (stdenv.preHook != null) &&
((toString stdenv.preHook) != "")) then
"
param1=${stdenv.param1}
param2=${stdenv.param2}
param3=${stdenv.param3}
param4=${stdenv.param4}
param5=${stdenv.param5}
source ${stdenv.preHook}
export TZ=UTC
prefix=${if args ? prefix then (toString args.prefix) else "\$out"}
"
else ""));
addInputs = FullDepEntry ("
# Recursively find all build inputs.
findInputs()
{
local pkg=\$1
case \$pkgs in
*\\ \$pkg\\ *)
return 0
;;
esac
pkgs=\"\$pkgs \$pkg \"
echo \$pkg
if test -f \$pkg/nix-support/setup-hook; then
source \$pkg/nix-support/setup-hook
cat \$pkg/nix-support/setup-hook
echo $PATH;
fi
if test -f \$pkg/nix-support/propagated-build-inputs; then
for i in \$(cat \$pkg/nix-support/propagated-build-inputs); do
findInputs \$i
done
fi
}
pkgs=\"\"
for i in \$NIX_GCC ${toString buildInputs} ${toString
(if (args ? propagatedBuildInputs) then
args.propagatedBuildInputs else "")}; do
findInputs \$i
done
# Set the relevant environment variables to point to the build inputs
# found above.
addToEnv()
{
local pkg=\$1
"+
(if !((args ? ignoreFailedInputs) && (args.ignoreFailedInputs == 1)) then "
if [ -e \$1/nix-support/failed ]; then
echo \"failed input \$1\" >&2
fail
fi
" else "")
+"
if test -d \$1/bin; then
export _PATH=\$_PATH\${_PATH:+:}\$1/bin
fi
for i in \"\${envHooks[@]}\"; do
\$i \$pkg
done
}
for i in \$pkgs; do
addToEnv \$i
done
# Add the output as an rpath.
if test \"\$NIX_NO_SELF_RPATH\" != \"1\"; then
export NIX_LDFLAGS=\"-rpath \$out/lib \$NIX_LDFLAGS\"
fi
PATH=\$_PATH\${_PATH:+:}\$PATH
") [minInit];
defEnsureDir = FullDepEntry ("
# Ensure that the given directories exists.
ensureDir() {
local dir
for dir in \"\$@\"; do
if ! test -x \"\$dir\"; then mkdir -p \"\$dir\"; fi
done
}
") [minInit];
toSrcDir = s : FullDepEntry ((if (archiveType s) == "tar" then "
tar xvf ${s}
cd \"\$(tar tf ${s} | head -1 | sed -e 's@/.*@@' )\"
" else if (archiveType s) == "tgz" then "
tar xvzf ${s}
cd \"\$(tar tzf ${s} | head -1 | sed -e 's@/.*@@' )\"
" else if (archiveType s) == "tbz2" then "
tar xvjf ${s}
cd \"\$(tar tjf ${s} | head -1 | sed -e 's@/.*@@' )\"
" else (abort "unknown archive type : ${s}"))+
(if args ? goSrcDir then args.goSrcDir else "")
) [minInit];
doConfigure = FullDepEntry ("
./configure --prefix=\"\$prefix\" ${toString (getAttr ["configureFlags"] "" args)}
") [minInit addInputs doUnpack];
doMake = FullDepEntry ("
make ${toString (getAttr ["makeFlags"] "" args)}
") [minInit addInputs doUnpack];
doUnpack = toSrcDir (toString src);
doMakeInstall = FullDepEntry ("
make ${toString (getAttr ["makeFlags"] "" args)} "+
"${toString (getAttr ["installFlags"] "" args)} install") [doMake];
doForceShare = FullDepEntry ("
ensureDir \$prefix/share
for d in ${toString forceShare}; do
if [ -d \$prefix/\$d -a ! -d \$prefix/share/\$d ]; then
mv -v \$prefix/\$d \$prefix/share
ln -sv share/\$d \$prefix
fi;
done;
") [minInit defEnsureDir];
doDump = n: noDepEntry "echo Dump number ${n}; set";
}