commit c769cbecb6214f518135c4bb2a52479747c2bf7b
from: Alexander Barton <alex@barton.de>
date: Wed Aug 13 14:00:57 2008 UTC

Enable GNU libc "memory tracing" when compiled with debug code.

This patch lets ngIRCd activate "memory tracing" of the GNU libc when
compiled with debug code (configure: --enable-debug) and the functionality
is available on the system.
(http://www.gnu.org/software/libc/manual/html_node/Allocation-Debugging.html)

commit - 707cc42dec2439da1fdee4ed3eb0e0a44d5ea9fe
commit + c769cbecb6214f518135c4bb2a52479747c2bf7b
blob - 7cbc80ac13653164754515de97dfc19be398122f
blob + 36f0bc28afb18e27f728af621bd2bb739774156f
--- configure.in
+++ configure.in
@@ -457,6 +457,7 @@ AC_ARG_ENABLE(debug,
 if test "$x_debug_on" = "yes"; then
 	AC_DEFINE(DEBUG, 1)
 	test "$GCC" = "yes" && CFLAGS="-pedantic $CFLAGS"
+	AC_CHECK_FUNCS(mtrace)
 fi
 
 # enable "strict RFC rules"?
blob - 9239edfe11ca601a635dcf8977e188f7c1ccbac1
blob + 952a10a435beb4cd0c581be5a2d6ca1103568347
--- src/ngircd/ngircd.c
+++ src/ngircd/ngircd.c
@@ -83,6 +83,12 @@ main( int argc, const char *argv[] )
 	bool NGIRCd_NoDaemon = false;
 	int i;
 	size_t n;
+
+#if defined(DEBUG) && defined(HAVE_MTRACE)
+	/* enable GNU libc memory tracing when running in debug mode
+	 * and functionality available */
+	mtrace();
+#endif
 
 	umask( 0077 );