From d8a93ff67917fdc02f2539ba6f03edc09870f535 Mon Sep 17 00:00:00 2001
From: Andrei Karas <akaras@inbox.ru>
Date: Mon, 8 Sep 2014 20:01:10 +0300
Subject: In configure add option --enable-sanitize

This option add run time checks for buffer overflows and some other
memory related things.

Not recommended for production.
---
 configure | 73 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++-
 1 file changed, 72 insertions(+), 1 deletion(-)

(limited to 'configure')

diff --git a/configure b/configure
index 52551bbe9..815b7d21a 100755
--- a/configure
+++ b/configure
@@ -1,5 +1,5 @@
 #! /bin/sh
-# From configure.in f354000.
+# From configure.in 3a79f91.
 # Guess values for system-dependent variables and create Makefiles.
 # Generated by GNU Autoconf 2.69.
 #
@@ -701,6 +701,7 @@ enable_rdtsc
 enable_profiler
 enable_64bit
 enable_lto
+enable_sanitize
 enable_renewal
 with_maxconn
 with_mysql
@@ -1351,6 +1352,8 @@ Optional Features:
   --disable-64bit         Enforce 32bit output on x86_64 systems.
   --enable-lto            Enables or Disables Linktime Code Optimization (LTO
                           is enabled by default)
+  --enable-sanitize       Enables or Disables Sanitize Address Checking
+                          (SANITIZE is disabled by default)
   --disable-renewal       Disable Ragnarok Renewal support (override settings
                           in src/config/renewal.h)
 
@@ -3656,6 +3659,26 @@ fi
 
 
 
+#
+# adress sanitize
+#
+# Check whether --enable-sanitize was given.
+if test "${enable_sanitize+set}" = set; then :
+  enableval=$enable_sanitize;
+		enable_sanitize="$enableval"
+		case $enableval in
+			"no");;
+			"yes");;
+			*) as_fn_error $? "invalid argument --enable-sanitize=$disableval... stopping" "$LINENO" 5;;
+		esac
+
+else
+  enable_sanitize="no"
+
+fi
+
+
+
 #
 # Renewal
 #
@@ -5007,6 +5030,54 @@ fi
 fi
 
 
+#
+# sanitize Support test
+#
+if test "$enable_sanitize" != "no" ; then
+
+	OLD_CFLAGS="$CFLAGS"
+	CFLAGS="$CFLAGS -fsanitize=address"
+
+	OLD_LDFLAGS="$LDFLAGS"
+	LDFLAGS="$LDFLAGS -fsanitize=address"
+
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC supports -fsanitize=address" >&5
+$as_echo_n "checking whether $CC supports -fsanitize=address... " >&6; }
+	if test "$cross_compiling" = yes; then :
+
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: guessing no" >&5
+$as_echo "guessing no" >&6; }
+
+
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+			int main(int argc, char **argv){
+				return 0;
+			}
+
+_ACEOF
+if ac_fn_c_try_run "$LINENO"; then :
+
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
+
+else
+
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+			CFLAGS="$OLD_CFLAGS"
+			LDFLAGS="$OLD_LDFLAGS"
+
+fi
+rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
+  conftest.$ac_objext conftest.beam conftest.$ac_ext
+fi
+
+fi
+
+
 
 
 
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