Merged revisions 115276 via svnmerge from

https://origsvn.digium.com/svn/asterisk/branches/1.4

........
r115276 | file | 2008-05-03 22:43:26 -0300 (Sat, 03 May 2008) | 2 lines

Treat warnings as errors when checking if a GCC attribute exists. We have to do this as GCC will just ignore the attribute and pop up a warning, it won't actually fail to compile.

........


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@115277 65c4cc65-6c06-0410-ace0-fbb531ad65f3

acinclude.m4

@@ -7,13 +7,17 @@
 AC_DEFUN([AST_GCC_ATTRIBUTE],
 [
 AC_MSG_CHECKING(for compiler 'attribute $1' support)
+saved_CFLAGS="$CFLAGS"
+CFLAGS="$CFLAGS -Werror"
 AC_COMPILE_IFELSE(
 	AC_LANG_PROGRAM([static int __attribute__(($1)) test(void) {}],
 			[]),
 	AC_MSG_RESULT(yes)
 	AC_DEFINE_UNQUOTED([HAVE_ATTRIBUTE_$1], 1, [Define to 1 if your GCC C compiler supports the '$1' attribute.]),
 	AC_MSG_RESULT(no))
-])
+]
+CFLAGS="$saved_CFLAGS"
+)
 
 # Helper function to setup variables for a package.
 # $1 -> the package name. Used in configure.ac and also as a prefix

configure

@@ -1,5 +1,5 @@
 #! /bin/sh
-# From configure.ac Revision: 115078 .
+# From configure.ac Revision: 115159 .
 # Guess values for system-dependent variables and create Makefiles.
 # Generated by GNU Autoconf 2.61 for asterisk 1.6.
 #
@@ -16553,6 +16553,8 @@ rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \
 
 { echo "$as_me:$LINENO: checking for compiler 'attribute pure' support" >&5
 echo $ECHO_N "checking for compiler 'attribute pure' support... $ECHO_C" >&6; }
+saved_CFLAGS="$CFLAGS"
+CFLAGS="$CFLAGS -Werror"
 cat >conftest.$ac_ext <<_ACEOF
 /* confdefs.h.  */
 _ACEOF
@@ -16602,9 +16604,13 @@ fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 
+CFLAGS="$saved_CFLAGS"
+
 
 { echo "$as_me:$LINENO: checking for compiler 'attribute malloc' support" >&5
 echo $ECHO_N "checking for compiler 'attribute malloc' support... $ECHO_C" >&6; }
+saved_CFLAGS="$CFLAGS"
+CFLAGS="$CFLAGS -Werror"
 cat >conftest.$ac_ext <<_ACEOF
 /* confdefs.h.  */
 _ACEOF
@@ -16654,9 +16660,13 @@ fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 
+CFLAGS="$saved_CFLAGS"
+
 
 { echo "$as_me:$LINENO: checking for compiler 'attribute const' support" >&5
 echo $ECHO_N "checking for compiler 'attribute const' support... $ECHO_C" >&6; }
+saved_CFLAGS="$CFLAGS"
+CFLAGS="$CFLAGS -Werror"
 cat >conftest.$ac_ext <<_ACEOF
 /* confdefs.h.  */
 _ACEOF
@@ -16706,9 +16716,13 @@ fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 
+CFLAGS="$saved_CFLAGS"
+
 
 { echo "$as_me:$LINENO: checking for compiler 'attribute unused' support" >&5
 echo $ECHO_N "checking for compiler 'attribute unused' support... $ECHO_C" >&6; }
+saved_CFLAGS="$CFLAGS"
+CFLAGS="$CFLAGS -Werror"
 cat >conftest.$ac_ext <<_ACEOF
 /* confdefs.h.  */
 _ACEOF
@@ -16758,9 +16772,13 @@ fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 
+CFLAGS="$saved_CFLAGS"
+
 
 { echo "$as_me:$LINENO: checking for compiler 'attribute always_inline' support" >&5
 echo $ECHO_N "checking for compiler 'attribute always_inline' support... $ECHO_C" >&6; }
+saved_CFLAGS="$CFLAGS"
+CFLAGS="$CFLAGS -Werror"
 cat >conftest.$ac_ext <<_ACEOF
 /* confdefs.h.  */
 _ACEOF
@@ -16810,9 +16828,13 @@ fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 
+CFLAGS="$saved_CFLAGS"
+
 
 { echo "$as_me:$LINENO: checking for compiler 'attribute deprecated' support" >&5
 echo $ECHO_N "checking for compiler 'attribute deprecated' support... $ECHO_C" >&6; }
+saved_CFLAGS="$CFLAGS"
+CFLAGS="$CFLAGS -Werror"
 cat >conftest.$ac_ext <<_ACEOF
 /* confdefs.h.  */
 _ACEOF
@@ -16862,9 +16884,13 @@ fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 
+CFLAGS="$saved_CFLAGS"
+
 
 { echo "$as_me:$LINENO: checking for compiler 'attribute sentinel' support" >&5
 echo $ECHO_N "checking for compiler 'attribute sentinel' support... $ECHO_C" >&6; }
+saved_CFLAGS="$CFLAGS"
+CFLAGS="$CFLAGS -Werror"
 cat >conftest.$ac_ext <<_ACEOF
 /* confdefs.h.  */
 _ACEOF
@@ -16914,6 +16940,8 @@ fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 
+CFLAGS="$saved_CFLAGS"
+
 
 { echo "$as_me:$LINENO: checking for -ffunction-sections support" >&5
 echo $ECHO_N "checking for -ffunction-sections support... $ECHO_C" >&6; }