#!/bin/sh

gcc=gcc
libc_prefix="/usr/local/musl"
ldso_pathname="/lib/ld-musl-i386.so.1"
libc_lib=$libc_prefix/lib
libc_inc=$libc_prefix/include
libc_crt="$libc_lib/crt1.o"
libc_start="$libc_lib/crti.o"
libc_end="$libc_lib/crtn.o"

gcc_inc=$libc_inc
libgcc="$("$gcc" -print-file-name=libgcc.a)"
libgcc=${libgcc%/libgcc.a}

gccver=${libgcc##*/}
gcctarget=${libgcc%/*}
gcctarget=${gcctarget##*/}

case "$gccver" in
2.*|3.*|4.[01]*) ;;
*) nosp=-fno-stack-protector ;;
esac

[ "x$1" = "x-V" ] && { printf "%s: -V not supported\n" "$0" ; exit 1 ; }

for i ; do
case "$skip$i" in
-I|-L) skip=--- ; continue ;;
-[cSE]|-M*) nolink=1 ;;
-*) ;;
*) havefile=1 ;;
esac
skip=
done

[ "$havefile" ] || nolink=1

[ "$nolink" ] || {
tmp_specs=$HOME/.specs.tmp.$$
printf '*link_libgcc:\n\n\n' > "$tmp_specs" || exit 1
set -- -specs="$tmp_specs" "$libc_start" "$libc_crt" "$@" "$libc_end" \
  -Wl,--start-group -lc -lgcc -lgcc_eh -Wl,--end-group \
  -Wl,-dynamic-linker,"$ldso_pathname" -Wl,-nostdlib
}

set -- -std=gnu99 -nostdinc -nostdlib $nosp \
  -isystem "$libc_inc" -isystem "$gcc_inc" "$@" \
  -L"$libc_lib" -L"$libgcc"

"$gcc" "$@"

[ "$tmp_specs" ] && rm -f "$tmp_specs"