Update copyright years.

[thirdparty/gcc.git] / libatomic / configure.ac

diff --git a/libatomic/configure.ac b/libatomic/configure.ac
index 2a371870c2f69478747c677f2b75d19218dc4e98..32a2cdb13aee40adac3c0f97180d7ca71835e7b8 100644 (file)
--- a/libatomic/configure.ac
+++ b/libatomic/configure.ac
@@ -1,5 +1,5 @@
 # Process this file with autoreconf to produce a configure script.
-#  Copyright (C) 2012-2021 Free Software Foundation, Inc.
+#  Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 #  This file is part of the GNU Atomic Library (libatomic).
 #
@@ -146,7 +146,6 @@ save_CFLAGS="$CFLAGS"
 AC_CHECK_TOOL(AR, ar)
 AC_CHECK_TOOL(NM, nm)
 AC_CHECK_TOOL(RANLIB, ranlib, ranlib-not-found-in-path-error)
-AC_PATH_PROG(PERL, perl, perl-not-found-in-path-error)
 AC_PROG_INSTALL
 
 # Configure libtool
@@ -156,6 +155,8 @@ AC_SUBST(enable_shared)
 AC_SUBST(enable_static)
 AM_MAINTAINER_MODE
 
+AM_CONDITIONAL([ENABLE_DARWIN_AT_RPATH], [test x$enable_darwin_at_rpath = xyes])
+
 # For libtool versioning info, format is CURRENT:REVISION:AGE
 libtool_VERSION=3:0:2
 AC_SUBST(libtool_VERSION)
@@ -171,6 +172,8 @@ case "$target" in
     ;;
 esac
 
+AC_SUBST(SYSROOT_CFLAGS_FOR_TARGET)
+
 # Get target configury.
 . ${srcdir}/configure.tgt
 if test -n "$UNSUPPORTED"; then
@@ -251,10 +254,13 @@ LIBAT_ENABLE_SYMVERS
 CFLAGS="$save_CFLAGS"
 AC_CACHE_SAVE
 
+AC_ARG_ENABLE([werror],
+  [AS_HELP_STRING([--disable-werror], [disable building with -Werror])])
 # Add -Wall -Werror if we are using GCC.
-if test "x$GCC" = "xyes"; then
-  XCFLAGS="$XCFLAGS -Wall -Werror"
-fi
+AS_IF([test "x$GCC" = "xyes"],
+  [XCFLAGS="$XCFLAGS -Wall"])
+AS_IF([test "x$enable_werror" != "xno" && test "x$GCC" = "xyes"],
+  [XCFLAGS="$XCFLAGS -Werror"])
 
 # Add CET specific flags if CET is enabled
 GCC_CET_FLAGS(CET_FLAGS)