Merge remote-tracking branch 'nsz/exp'

[musl] / configure

diff --git a/configure b/configure
index d29d2dc..5beaa10 100755 (executable)
--- a/configure
+++ b/configure
@@ -70,7 +70,7 @@ fi
 tryldflag () {
 printf "checking whether linker accepts %s... " "$2"
 echo "typedef int x;" > "$tmpc"
-if "$CC" -shared "$2" -o /dev/null "$tmpc" 2>/dev/null ; then
+if "$CC" -nostdlib -shared "$2" -o /dev/null "$tmpc" 2>/dev/null ; then
 printf "yes\n"
 eval "$1=\"\${$1} \$2\""
 eval "$1=\${$1# }"
@@ -197,6 +197,7 @@ case "$target" in
 arm*) ARCH=arm ;;
 i?86*) ARCH=i386 ;;
 x86_64*) ARCH=x86_64 ;;
+mips-*|mipsel-*) ARCH=mips ;;
 unknown) fail "$0: unable to detect target arch; try $0 --target=..." ;;
 *) fail "$0: unknown or unsupported target \"$target\"" ;;
 esac
@@ -209,7 +210,7 @@ tryflag CFLAGS_C99FSE -nostdinc
 tryflag CFLAGS_C99FSE -ffreestanding \
 || tryflag CFLAGS_C99FSE -fno-builtin
 tryflag CFLAGS_C99FSE -fexcess-precision=standard \
-|| tryflag CFLAGS_C99FSE -ffloat-store
+|| { test "$ARCH" = i386 && tryflag CFLAGS_C99FSE -ffloat-store ; }
 tryflag CFLAGS_C99FSE -frounding-math
 
 #
@@ -267,6 +268,14 @@ fi
 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... "