75 lines
1.8 KiB
Bash
75 lines
1.8 KiB
Bash
|
#! /bin/sh
|
||
|
|
|
||
|
|
if test -n "$NIX_GCC_WRAPPER_START_HOOK"; then
|
||
|
|
. "$NIX_GCC_WRAPPER_START_HOOK"
|
||
|
|
fi
|
||
|
|
|
||
|
|
if test -z "$NIX_GLIBC_FLAGS_SET"; then
|
||
|
|
NIX_CFLAGS_COMPILE="@cflagsCompile@ $NIX_CFLAGS_COMPILE"
|
||
|
|
NIX_CFLAGS_LINK="@cflagsLink@ $NIX_CFLAGS_LINK"
|
||
|
|
NIX_LDFLAGS="@ldflags@ $NIX_LDFLAGS"
|
||
|
|
fi
|
||
|
|
|
||
|
|
# Figure out if linker flags should be passed. GCC prints annoying
|
||
|
|
# warnings when they are not needed.
|
||
|
|
dontLink=0
|
||
|
|
if test "$*" = "-v"; then
|
||
|
|
dontLink=1
|
||
|
|
else
|
||
|
|
for i in "$@"; do
|
||
|
|
if test "$i" = "-c"; then
|
||
|
|
dontLink=1
|
||
|
|
elif test "$i" = "-S"; then
|
||
|
|
dontLink=1
|
||
|
|
elif test "$i" = "-E"; then
|
||
|
|
dontLink=1
|
||
|
|
elif test "$i" = "-E"; then
|
||
|
|
dontLink=1
|
||
|
|
elif test "$i" = "-M"; then
|
||
|
|
dontLink=1
|
||
|
|
elif test "$i" = "-MM"; then
|
||
|
|
dontLink=1
|
||
|
|
fi
|
||
|
|
done
|
||
|
|
fi
|
||
|
|
|
||
|
|
# Add the flags for the C compiler proper.
|
||
|
|
extra=($NIX_CFLAGS_COMPILE)
|
||
|
|
|
||
|
|
if test "$dontLink" != "1"; then
|
||
|
|
|
||
|
|
# Add the flags that should only be passed to the compiler when
|
||
|
|
# linking.
|
||
|
|
extra=(${extra[@]} $NIX_CFLAGS_LINK)
|
||
|
|
|
||
|
|
# Add the flags that should be passed to the linker (and prevent
|
||
|
|
# `ld-wrapper' from adding NIX_LDFLAGS again).
|
||
|
|
for i in $NIX_LDFLAGS; do
|
||
|
|
extra=(${extra[@]} "-Wl,$i")
|
||
|
|
done
|
||
|
|
export NIX_LDFLAGS_SET=1
|
||
|
|
|
||
|
|
if test "$NIX_STRIP_DEBUG" = "1"; then
|
||
|
|
# Add executable-stripping flags.
|
||
|
|
extra=(${extra[@]} $NIX_CFLAGS_STRIP)
|
||
|
|
fi
|
||
|
|
fi
|
||
|
|
|
||
|
|
# Optionally print debug info.
|
||
|
|
if test "$NIX_DEBUG" = "1"; then
|
||
|
|
echo "original flags to @gcc@:" >&2
|
||
|
|
for i in "$@"; do
|
||
|
|
echo " $i" >&2
|
||
|
|
done
|
||
|
|
echo "extra flags to @gcc@:" >&2
|
||
|
|
for i in ${extra[@]}; do
|
||
|
|
echo " $i" >&2
|
||
|
|
done
|
||
|
|
fi
|
||
|
|
|
||
|
|
if test -n "$NIX_GCC_WRAPPER_EXEC_HOOK"; then
|
||
|
|
. "$NIX_GCC_WRAPPER_EXEC_HOOK"
|
||
|
|
fi
|
||
|
|
|
||
|
|
exec @gcc@ "$@" ${extra[@]}
|