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[PATCH 1/2] [pr53679] libgo: add a --enable-werror configure flag
- From: Mike Frysinger <vapier at gentoo dot org>
- To: gcc-patches at gcc dot gnu dot org
- Date: Sun, 23 Dec 2012 18:30:20 -0500
- Subject: [PATCH 1/2] [pr53679] libgo: add a --enable-werror configure flag
URL: http://gcc.gnu.org/PR53679
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
---
libgo/configure | 15 ++++++++++++---
libgo/configure.ac | 7 +++++--
2 files changed, 17 insertions(+), 5 deletions(-)
diff --git a/libgo/configure b/libgo/configure
index 04fa89d..49cc4a9 100755
--- a/libgo/configure
+++ b/libgo/configure
@@ -809,6 +809,7 @@ enable_static
with_pic
enable_fast_install
enable_libtool_lock
+enable_werror
enable_version_specific_runtime_libs
with_libffi
with_system_libunwind
@@ -1449,6 +1450,7 @@ Optional Features:
--enable-fast-install[=PKGS]
optimize for fast installation [default=yes]
--disable-libtool-lock avoid locking (might break parallel builds)
+ --enable-werror turns on -Werror [default=yes]
--enable-version-specific-runtime-libs
Specify that runtime libraries should be installed
in a compiler-specific directory
@@ -11102,7 +11104,7 @@ else
lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
lt_status=$lt_dlunknown
cat > conftest.$ac_ext <<_LT_EOF
-#line 11105 "configure"
+#line 11107 "configure"
#include "confdefs.h"
#if HAVE_DLFCN_H
@@ -11208,7 +11210,7 @@ else
lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
lt_status=$lt_dlunknown
cat > conftest.$ac_ext <<_LT_EOF
-#line 11211 "configure"
+#line 11213 "configure"
#include "confdefs.h"
#if HAVE_DLFCN_H
@@ -13386,7 +13388,14 @@ done
WARN_FLAGS='-Wall -Wextra -Wwrite-strings -Wcast-qual'
-WERROR="-Werror"
+# Check whether --enable-werror was given.
+if test "${enable_werror+set}" = set; then :
+ enableval=$enable_werror;
+fi
+
+if test "x$enable_werror" != "xno"; then
+ WERROR="-Werror"
+fi
glibgo_toolexecdir=no
diff --git a/libgo/configure.ac b/libgo/configure.ac
index 8cde50b..63d8cbc 100644
--- a/libgo/configure.ac
+++ b/libgo/configure.ac
@@ -50,8 +50,11 @@ AC_PROG_AWK
WARN_FLAGS='-Wall -Wextra -Wwrite-strings -Wcast-qual'
AC_SUBST(WARN_FLAGS)
-dnl FIXME: This should be controlled by --enable-maintainer-mode.
-WERROR="-Werror"
+AC_ARG_ENABLE(werror, [AS_HELP_STRING([--enable-werror],
+ [turns on -Werror @<:@default=yes@:>@])])
+if test "x$enable_werror" != "xno"; then
+ WERROR="-Werror"
+fi
AC_SUBST(WERROR)
glibgo_toolexecdir=no
--
1.8.0