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Add --enable-werror.
https://bugs.gentoo.org/475350
2013-06-30 Ryan Hill <dirtyepic@gentoo.org>
* configure.ac: Add --enable-werror.
(XCFLAGS): Use it.
* configure: Regenerate.
--- a/libitm/configure.ac
+++ b/libitm/configure.ac
@@ -252,9 +252,15 @@ GCC_CHECK_ELF_STYLE_WEAKREF
CFLAGS="$save_CFLAGS"
AC_CACHE_SAVE
-# Add -Wall -Werror if we are using GCC.
+AC_ARG_ENABLE(werror, [AS_HELP_STRING([--enable-werror],
+ [turns on -Werror @<:@default=yes@:>@])])
+# Add -Wall if we are using GCC.
if test "x$GCC" = "xyes"; then
- XCFLAGS="$XCFLAGS -Wall -Werror"
+ XCFLAGS="$XCFLAGS -Wall"
+ # Add -Werror if requested.
+ if test "x$enable_werror" != "xno"; then
+ XCFLAGS="$XCFLAGS -Werror"
+ fi
fi
XCFLAGS="$XCFLAGS $XPCFLAGS"
--- a/libitm/configure
+++ b/libitm/configure
@@ -775,6 +775,7 @@ enable_maintainer_mode
enable_linux_futex
enable_tls
enable_symvers
+enable_werror
'
ac_precious_vars='build_alias
host_alias
@@ -1423,6 +1424,7 @@ Optional Features:
--enable-tls Use thread-local storage [default=yes]
--enable-symvers=STYLE enables symbol versioning of the shared library
[default=yes]
+ --enable-werror turns on -Werror [default=yes]
Optional Packages:
--with-PACKAGE[=ARG] use PACKAGE [ARG=yes]
@@ -17491,9 +17493,18 @@ $as_echo "$as_me: not updating unwritable cache $cache_file" >&6;}
fi
rm -f confcache
-# Add -Wall -Werror if we are using GCC.
+# Check whether --enable-werror was given.
+if test "${enable_werror+set}" = set; then :
+ enableval=$enable_werror;
+fi
+
+# Add -Wall if we are using GCC.
if test "x$GCC" = "xyes"; then
- XCFLAGS="$XCFLAGS -Wall -Werror"
+ XCFLAGS="$XCFLAGS -Wall"
+ # Add -Werror if requested.
+ if test "x$enable_werror" != "xno"; then
+ XCFLAGS="$XCFLAGS -Werror"
+ fi
fi
XCFLAGS="$XCFLAGS $XPCFLAGS"
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