tryldflag () {
printf "checking whether linker accepts %s... " "$2"
-echo "int main() { return 0; }" > "$tmpc"
-if "$CC" "$2" -o /dev/null "$tmpc" 2>/dev/null ; then
+echo "typedef int x;" > "$tmpc"
+if "$CC" -nostdlib -shared "$2" -o /dev/null "$tmpc" 2>/dev/null ; then
printf "yes\n"
eval "$1=\"\${$1} \$2\""
eval "$1=\${$1# }"
tryflag CFLAGS_AUTO -Wno-unknown-pragmas
fi
+# Some patched GCC builds have these defaults messed up...
+tryflag CFLAGS_AUTO -fno-stack-protector
tryldflag LDFLAGS_AUTO -Wl,--hash-style=sysv
+# Disable dynamic linking if ld is broken and can't do -Bsymbolic-functions
+LDFLAGS_DUMMY=
+tryldflag LDFLAGS_DUMMY -Wl,-Bsymbolic-functions || {
+printf "warning: disabling dynamic linking support\n"
+shared=no
+}
+
printf "creating config.mak... "