From b3c5a880acf988f8792573b93f5b32cd36c0e917 Mon Sep 17 00:00:00 2001
From: Stef Walter <stef@memberwebs.com>
Date: Thu, 23 Feb 2006 03:25:50 +0000
Subject: Add dmalloc support

---
 configure.in | 27 +++++++++++++++++++--------
 1 file changed, 19 insertions(+), 8 deletions(-)

diff --git a/configure.in b/configure.in
index fa1a2b5..3f19d18 100644
--- a/configure.in
+++ b/configure.in
@@ -53,8 +53,8 @@ AC_PROG_MAKE_SET
 
 # Debug mode
 AC_ARG_ENABLE(debug,
-	    AC_HELP_STRING([--enable-debug],
-	    [Compile binaries in debug mode]))
+        AC_HELP_STRING([--enable-debug],
+        [Compile binaries in debug mode]))
 
 if test "$enable_debug" = "yes"; then
   CFLAGS="$CFLAGS -g -O0 -Wall"
@@ -76,11 +76,11 @@ AC_CHECK_LIB(nsl, getaddrinfo)
 AC_HEADER_STDC
 AC_CHECK_HEADERS([limits.h err.h paths.h],,)
 AC_CHECK_HEADERS([unistd.h stdio.h stddef.h fcntl.h stdlib.h assert.h errno.h stdarg.h string.h netdb.h], ,
-	[echo "ERROR: Required C header missing"; exit 1])
+    [echo "ERROR: Required C header missing"; exit 1])
 
 # Check for linux type transparent proxy support
 AC_CHECK_HEADERS([linux/netfilter_ipv4.h],
-  	AC_DEFINE(LINUX_TRANSPARENT_PROXY, 1, [Whether the system supports a linux type transparent proxy]),
+   AC_DEFINE(LINUX_TRANSPARENT_PROXY, 1, [Whether the system supports a linux type transparent proxy]),
    ,
    [[
    #ifdef HAVE_LIMITS_H
@@ -94,8 +94,8 @@ AC_TYPE_SIZE_T
 
 # We use error checking mutexes whenever possible
 AC_CHECK_DECL(PTHREAD_MUTEX_ERRORCHECK_NP, [AC_DEFINE(HAVE_ERR_MUTEX, 1, "Error Mutex Type")],
-	[AC_CHECK_DECL(PTHREAD_MUTEX_ERRORCHECK, [AC_DEFINE(HAVE_ERR_MUTEX, 2)], ,
-	[ #include <pthread.h> ])], [ #include <pthread.h> ])
+    [AC_CHECK_DECL(PTHREAD_MUTEX_ERRORCHECK, [AC_DEFINE(HAVE_ERR_MUTEX, 2)], ,
+    [ #include <pthread.h> ])], [ #include <pthread.h> ])
 
 # Required Variables
 AC_CHECK_MEMBER(struct tm.tm_gmtoff,
@@ -105,13 +105,24 @@ AC_CHECK_GLOBAL(__argv)
 
 # Required Functions
 AC_CHECK_FUNCS([memset strerror malloc realloc getopt strchr tolower getaddrinfo], ,
-	       [echo "ERROR: Required function missing"; exit 1])
+           [echo "ERROR: Required function missing"; exit 1])
 AC_CHECK_FUNCS([strlwr strlcat strlcpy strncat strncpy setenv daemon])
 AC_CHECK_FUNCS([getline getdelim flockfile])
 
+# DMALLOC memory debugging
+AC_ARG_ENABLE(dmalloc,
+        AC_HELP_STRING([--enable-dmalloc],
+        [malloc memory debugging (default: no)]))
+
+if test "$enable_dmalloc" = "yes"; then
+  AC_DEFINE_UNQUOTED(WITH_DMALLOC, 1, [malloc memory debugging])
+  LIBS="${LIBS} -ldmalloc"
+  echo "enabling dmalloc memory debugging"
+fi
+
 # Have to resolve this for the path below
 if test "${prefix}" = "NONE"; then
-	prefix=$ac_default_prefix
+    prefix=$ac_default_prefix
 fi
 
 AC_DEFINE_UNQUOTED(CONF_PREFIX, "`eval echo ${sysconfdir}`", [Installation Prefix] )
-- 
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