GDB 7.6.50

gdb/libmcheck.m4

Index: gdb/libmcheck.m4
diff --git a/gdb/libmcheck.m4 b/gdb/libmcheck.m4
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+dnl Copyright (C) 2012-2013 Free Software Foundation, Inc.
+dnl
+dnl This file is part of GDB.
+dnl
+dnl This program is free software; you can redistribute it and/or modify
+dnl it under the terms of the GNU General Public License as published by
+dnl the Free Software Foundation; either version 3 of the License, or
+dnl (at your option) any later version.
+dnl
+dnl This program is distributed in the hope that it will be useful,
+dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
+dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+dnl GNU General Public License for more details.
+dnl
+dnl You should have received a copy of the GNU General Public License
+dnl along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+dnl GDB_AC_LIBMCHECK([DEFAULT])
+dnl Provide an --enable-libmcheck/--disable-libmcheck set of options
+dnl allowing a user to enable this option even when building releases,
+dnl or to disable it when building a snapshot.
+dnl DEFAULT (yes/no) is used as default if the user doesn't set
+dnl the option explicitly.
+
+AC_DEFUN([GDB_AC_LIBMCHECK],
+[
+  AC_ARG_ENABLE(libmcheck,
+    AS_HELP_STRING([--enable-libmcheck],
+		   [Try linking with -lmcheck if available]),
+    [case "${enableval}" in
+      yes | y) ENABLE_LIBMCHECK="yes" ;;
+      no | n)  ENABLE_LIBMCHECK="no" ;;
+      *) AC_MSG_ERROR(bad value ${enableval} for --enable-libmcheck) ;;
+    esac])
+
+  if test -z "${ENABLE_LIBMCHECK}"; then
+    ENABLE_LIBMCHECK=[$1]
+  fi
+
+  if test "$ENABLE_LIBMCHECK" = "yes" ; then
+    AC_CHECK_LIB(mcheck, main)
+  fi
+])