From: Christian Brauner <christian.brauner@ubuntu.com>
Date: Thu, 27 Feb 2020 20:48:39 +0000 (+0100)
Subject: autotools: add support for ASAN and UBSAN
X-Git-Tag: lxcfs-4.0.0~24^2~1
X-Git-Url: https://git.proxmox.com/?a=commitdiff_plain;h=7eac38257f55d4ad92ebef350b4333879e28bfa4;p=mirror_lxcfs.git

autotools: add support for ASAN and UBSAN

Signed-off-by: Christian Brauner <christian.brauner@ubuntu.com>
---

diff --git a/Makefile.am b/Makefile.am
index 5029ef3..e6dc703 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -28,6 +28,16 @@ liblxcfs_la_SOURCES = api_extension.h \
 		      sysfs_fuse.c sysfs_fuse.h \
 		      utils.c utils.h
 liblxcfs_la_CFLAGS = $(AM_CFLAGS)
+
+if ENABLE_ASAN
+liblxcfs_la_CFLAGS += -fsanitize=address \
+		      -fno-omit-frame-pointer
+endif
+
+if ENABLE_UBSAN
+liblxcfs_la_CFLAGS += -fsanitize=undefined
+endif
+
 liblxcfs_la_LDFLAGS = $(AM_CFLAGS) -module -avoid-version -shared
 
 liblxcfstest_la_SOURCES = api_extension.h \
@@ -46,6 +56,16 @@ liblxcfstest_la_SOURCES = api_extension.h \
 			  sysfs_fuse.c sysfs_fuse.h \
 			  utils.c utils.h
 liblxcfstest_la_CFLAGS = $(AM_CFLAGS) -DRELOADTEST
+
+if ENABLE_ASAN
+liblxcfstest_la_CFLAGS += -fsanitize=address \
+			  -fno-omit-frame-pointer
+endif
+
+if ENABLE_UBSAN
+liblxcfstest_la_CFLAGS += -fsanitize=undefined
+endif
+
 liblxcfstest_la_LDFLAGS = $(AM_CFLAGS) -module -avoid-version -shared
 
 noinst_HEADERS = bindings.h \
diff --git a/configure.ac b/configure.ac
index ad2b0b8..dbe26e7 100644
--- a/configure.ac
+++ b/configure.ac
@@ -230,4 +230,29 @@ AX_CHECK_COMPILE_FLAG([-fexceptions], [CFLAGS="$CFLAGS -fexceptions"],,[-Werror]
 AX_CHECK_LINK_FLAG([-z relro], [LDFLAGS="$LDFLAGS -z relro"],,[])
 AX_CHECK_LINK_FLAG([-z now], [LDFLAGS="$LDFLAGS -z now"],,[])
 
+# Build with ASAN commands
+AC_ARG_ENABLE([asan],
+	[AS_HELP_STRING([--enable-asan], [build with address sanitizer enabled [default=no]])],
+	[enable_asan=$enableval], [enable_asan=no])
+AM_CONDITIONAL([ENABLE_ASAN], [test "x$enable_asan" = "xyes"])
+
+# Build with UBSAN commands
+AC_ARG_ENABLE([ubsan],
+	[AS_HELP_STRING([--enable-ubsan], [build with ubsan sanitizer enabled [default=no]])],
+	[enable_asan=$enableval], [enable_ubsan=no])
+AM_CONDITIONAL([ENABLE_UBSAN], [test "x$enable_ubsan" = "xyes"])
+
 AC_OUTPUT
+
+# Configuration overview
+cat << EOF
+
+----------------------------
+Environment:
+ - compiler: $CC
+
+Debugging:
+ - tests: $enable_tests
+ - ASAN: $enable_asan
+ - mutex debugging: $enable_mutex_debugging
+EOF