From: Andrey Hristov <andrey@php.net>
Date: Mon, 26 Apr 1999 18:06:04 +0000 (+0000)
Subject: Fixing a few thing to make AC_CHECK_CC_OPTION work.
X-Git-Tag: BEFORE_PHP4_APACHE_MODULE_CHANGE~139
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=b9d3a80709b718553f7ee096e539ef6b6481d5f2;p=php

Fixing a few thing to make AC_CHECK_CC_OPTION work.
---

diff --git a/acinclude.m4 b/acinclude.m4
index 82f3894449..04d7f17d10 100644
--- a/acinclude.m4
+++ b/acinclude.m4
@@ -9,9 +9,17 @@ dnl
 AC_DEFUN(AC_CHECK_CC_OPTION,[
   echo "main(){return 0;}" > conftest.$ac_ext
   opt="$1"
-  var=`echo -n $opt|tr -c a-zA-Z0-9 _`
+  if echo '\c' | grep -s c >/dev/null 2>&1
+  then
+    echo_n="-n"
+    echo_c=""
+  else
+    echo_n=""
+    echo_c='\c'
+  fi
+  var=`echo $echo_n "$opt$echo_c"|tr -c a-zA-Z0-9 _`
   AC_MSG_CHECKING([if compiler supports -$1 really])
-  ac_compile='${CC-cc} -$opt -c $CFLAGS $CPPFLAGS conftest.$ac_ext 2>&1'
+  ac_compile="${CC-cc} -$opt -c $CFLAGS $CPPFLAGS conftest.$ac_ext 2>&1"
   if eval $ac_compile | egrep "$opt" > /dev/null 2>&1 ; then
     eval php_cc_$var=no
 	AC_MSG_RESULT(no)