From 23656c47c9f50c3e074362f2fa857c0ce5ddaf14 Mon Sep 17 00:00:00 2001
From: Dan Nicholson <dbn.lists@gmail.com>
Date: Wed, 12 Dec 2007 09:02:31 -0800
Subject: autoconf: Optional debug build with --enable-debug

Allow the user to set the compiler debug flags and macros through the
option --enable-debug. This addes -DDEBUG to the macros and -g to the
CFLAGS and CXXFLAGS if gcc and g++ are in use.
---
 configure.ac | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

(limited to 'configure.ac')

diff --git a/configure.ac b/configure.ac
index 40c39b99122..6330cf85e0a 100644
--- a/configure.ac
+++ b/configure.ac
@@ -131,6 +131,24 @@ if test "$enable_static" = yes; then
 fi
 AC_SUBST(MKLIB_OPTIONS)
 
+dnl
+dnl other compiler options
+dnl
+AC_ARG_ENABLE(debug,
+    [AS_HELP_STRING([--enable-debug],
+        [use debug compiler flags and macros @<:@default=disabled@:>@])],
+    enable_debug="$enableval",
+    enable_debug=no
+)
+if test "x$enable_debug" = xyes; then
+    DEFINES="$DEFINES -DDEBUG"
+    if test "x$GCC" = xyes; then
+        CFLAGS="$CFLAGS -g"
+    fi
+    if test "x$GXX" = xyes; then
+        CXXFLAGS="$CXXFLAGS -g"
+    fi
+fi
 
 dnl
 dnl library names
-- 
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