From: Roy Marples <roy@marples.name>
Date: Sun, 22 Jun 2014 10:06:53 +0000 (+0000)
Subject: Simplfy configure CC test. Thanks to Thomas De Schampheleire.
X-Git-Tag: v6.4.1~52
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=5e8e0b721eef879b85b0f20c30f15a7e413d50f6;p=thirdparty%2Fdhcpcd.git

Simplfy configure CC test. Thanks to Thomas De Schampheleire.
---

diff --git a/configure b/configure
index b0b15cb9..a0d093ae 100755
--- a/configure
+++ b/configure
@@ -272,19 +272,8 @@ if ! type "$CC" >/dev/null 2>&1; then
 fi
 
 echo "Using compiler .. $CC"
-cat <<EOF >_test.c
-int main(void) {
-	return 0;
-}
-EOF
-_CC=true
-if $CC _test.c -o _test >/dev/null 2>&1; then
-	[ -x _test ] || _CC=false
-else
-	_CC=false
-fi
-rm -f _test.c _test
-if ! $_CC; then
+if ! echo "int main(void) { return 0; }" | $CC -x c -o /dev/null - 2>/dev/null
+then
 	echo "$CC does not create executables"
 	exit 1
 fi