r1489 - trunk/varnish-cache

[des at projects.linpro.no]

Author: des
Date: 2007-06-04 16:42:55 +0200 (Mon, 04 Jun 2007)
New Revision: 1489

Modified:
   trunk/varnish-cache/autogen.des
   trunk/varnish-cache/configure.ac
Log:
Add configure options for extra-strict warnings + stack protection (both
require gcc 4), tune autogen.des accordingly.


Modified: trunk/varnish-cache/autogen.des
===================================================================
--- trunk/varnish-cache/autogen.des	2007-06-04 08:46:39 UTC (rev 1488)
+++ trunk/varnish-cache/autogen.des	2007-06-04 14:42:55 UTC (rev 1489)
@@ -5,12 +5,16 @@
 
 set -ex
 
-./autogen.sh
+. ./autogen.sh
 
-CONFIG_SHELL=/bin/sh \
+# autoconf prior to 2.62 has issues with zsh 4.2 and newer
+export CONFIG_SHELL=/bin/sh
+
 ./configure \
     --enable-developer-warnings \
     --enable-debugging-symbols \
     --enable-dependency-tracking \
+    --enable-extra-developer-warnings \
+    --enable-stack-protector \
     --enable-werror \
     --prefix=/opt/varnish

Modified: trunk/varnish-cache/configure.ac
===================================================================
--- trunk/varnish-cache/configure.ac	2007-06-04 08:46:39 UTC (rev 1488)
+++ trunk/varnish-cache/configure.ac	2007-06-04 14:42:55 UTC (rev 1489)
@@ -108,8 +108,8 @@
 # This corresponds to FreeBSD's WARNS level 6
 DEVELOPER_CFLAGS="-Wall -Wstrict-prototypes -Wmissing-prototypes -Wpointer-arith -Wreturn-type -Wcast-qual -Wwrite-strings -Wswitch -Wshadow -Wcast-align -Wunused-parameter -Wchar-subscripts -Winline -Wnested-externs -Wredundant-decls -Wformat"
 
-# Turn off warnings for two issues which occur frequently in our code
-#DEVELOPER_CFLAGS="${DEVELOPER_CFLAGS} -Wextra -Wno-missing-field-initializers -Wno-sign-compare"
+# Additional flags for GCC 4
+EXTRA_DEVELOPER_CFLAGS="-Wextra -Wno-missing-field-initializers -Wno-sign-compare"
 
 AC_ARG_ENABLE(developer-warnings,
 	AS_HELP_STRING([--enable-developer-warnings],[enable strict warnings (default is NO)]),
@@ -117,6 +117,12 @@
 AC_ARG_ENABLE(debugging-symbols,
 	AS_HELP_STRING([--enable-debugging-symbols],[enable debugging symbols (default is NO)]),
 	CFLAGS="${CFLAGS} -O0 -g -fno-inline")
+AC_ARG_ENABLE(extra-developer-warnings,
+	AS_HELP_STRING([--enable-extra-developer-warnings],[enable even stricter warnings (default is NO)]),
+	CFLAGS="${CFLAGS} ${EXTRA_DEVELOPER_CFLAGS}")
+AC_ARG_ENABLE(stack-protector,
+	AS_HELP_STRING([--enable-stack-protector],[enable stack protector (default is NO)]),
+	CFLAGS="${CFLAGS} -fstack-protector-all")
 AC_ARG_ENABLE(werror,
 	AS_HELP_STRING([--enable-werror],[use -Werror (default is NO)]),
 	CFLAGS="${CFLAGS} -Werror")