nixpkgs/pkgs/build-support/gcc-wrapper/ld-wrapper.sh
Eelco Dolstra 01a1658c6b * Finally we have a working stdenvLinux again.
On the downside, the build process of stdenvLinux builds gcc 9 times
  (3 x 3 bootstrap stages).  That's a bit excessive.

svn path=/nixpkgs/trunk/; revision=880
2004-03-30 12:46:52 +00:00

63 lines
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#! @shell@ -e
if test -n "$NIX_LD_WRAPPER_START_HOOK"; then
. "$NIX_LD_WRAPPER_START_HOOK"
fi
. @out@/nix-support/utils
# Optionally filter out paths not refering to the store.
params=("$@")
if test "$NIX_ENFORCE_PURITY" = "1" -a -n "$NIX_STORE" \
-a \( -z "$NIX_IGNORE_LD_THROUGH_GCC" -o -z "$NIX_LDFLAGS_SET" \); then
rest=()
n=0
while test $n -lt ${#params[*]}; do
p=${params[n]}
p2=${params[$((n+1))]}
if test "${p:0:3}" = "-L/" && badPath "${p:2}"; then
skip $p
elif test "$p" = "-L" && badPath "$p2"; then
n=$((n + 1)); skip $p2
elif test "$p" = "-rpath" && badPath "$p2"; then
n=$((n + 1)); skip $p2
elif test "$p" = "-dynamic-linker" && badPath "$p2"; then
n=$((n + 1)); skip $p2
elif test "${p:0:1}" = "/" && badPath "$p"; then
# We cannot skip this; barf.
echo "impure path \`$p' used in link" >&2
exit 1
else
rest=("${rest[@]}" "$p")
fi
n=$((n + 1))
done
params=("${rest[@]}")
fi
extra=()
if test -z "$NIX_LDFLAGS_SET"; then
extra=(${extra[@]} $NIX_LDFLAGS)
fi
# Optionally print debug info.
if test "$NIX_DEBUG" = "1"; then
echo "original flags to @ld@:" >&2
for i in "${params[@]}"; do
echo " $i" >&2
done
echo "extra flags to @ld@:" >&2
for i in ${extra[@]}; do
echo " $i" >&2
done
fi
if test -n "$NIX_LD_WRAPPER_EXEC_HOOK"; then
. "$NIX_LD_WRAPPER_EXEC_HOOK"
fi
exec @ld@ "${params[@]}" ${extra[@]}