configure: use valid args testing sem_timedwait

[mirror_qemu.git] / configure

diff --git a/configure b/configure
index b091b82cb371a6233dbd29f404a43ba3f09a524c..f9463310109481fda964c0ce1c3a958fb75a9d1d 100755 (executable)
--- a/configure
+++ b/configure
@@ -276,10 +276,15 @@ ld_has() {
     $ld --help 2>/dev/null | grep ".$1" >/dev/null 2>&1
 }
 
-# default parameters
-source_path=$(dirname "$0")
 # make source path absolute
-source_path=$(cd "$source_path"; pwd)
+source_path=$(cd "$(dirname -- "$0")"; pwd)
+
+if printf %s\\n "$source_path" "$PWD" | grep -q "[[:space:]:]";
+then
+  error_exit "main directory cannot contain spaces nor colons"
+fi
+
+# default parameters
 cpu=""
 iasl="iasl"
 interp_prefix="/usr/gnemul/qemu-%M"
@@ -5139,7 +5144,7 @@ fi
 sem_timedwait=no
 cat > $TMPC << EOF
 #include <semaphore.h>
-int main(void) { return sem_timedwait(0, 0); }
+int main(void) { sem_t s; struct timespec t = {0}; return sem_timedwait(&s, &t); }
 EOF
 if compile_prog "" "" ; then
     sem_timedwait=yes