!100 fix: L0 GN compilation problem

Merge pull request !100 from zhushengle/SIG

components/fs/fatfs/fatfs.c

@@ -29,12 +29,11 @@
  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
+#define _GNU_SOURCE 1
 #include "ff.h"
-#if FF_USE_EXPAND
-#define _GNU_SOURCE
-#endif
 #include "fatfs.h"
 #include "errno.h"
+#include "stdbool.h"
 #include "limits.h"
 #include "pthread.h"
 #include "time.h"

kal/posix/include/wchar.h

@@ -19,6 +19,7 @@ extern "C" {
 #define __NEED_mbstate_t
 
 #if __STDC_VERSION__ < 201112L
+#define __NEED_off_t
 #define __NEED_struct__IO_FILE
 #endif
 

kernel/arch/arm/cortex-m4/gcc/los_interrupt.c

@@ -490,6 +490,16 @@ LITE_OS_SEC_TEXT_INIT VOID HalExcHandleEntry(UINT32 excType, UINT32 faultAddr, U
     HalSysExit();
 }
 
+/* stack protector */
+WEAK UINT32 __stack_chk_guard = 0xd00a0dff;
+
+WEAK VOID __stack_chk_fail(VOID)
+{
+    /* __builtin_return_address is a builtin function, building in gcc */
+    LOS_Panic("stack-protector: Kernel stack is corrupted in: %p\n",
+              __builtin_return_address(0));
+}
+
 /* ****************************************************************************
  Function    : HalHwiInit
  Description : initialization of the hardware interrupt

kernel/arch/include/los_interrupt.h

@@ -62,6 +62,11 @@ typedef VOID (*HWI_PROC_FUNC)(VOID *parm);
 typedef VOID (*HWI_PROC_FUNC)(void);
 #endif
 
+/* stack protector */
+extern UINT32 __stack_chk_guard;
+
+extern VOID __stack_chk_fail(VOID);
+
 UINT32 HalIsIntActive(VOID);
 #define OS_INT_ACTIVE    (HalIsIntActive())
 #define OS_INT_INACTIVE  (!(OS_INT_ACTIVE))

utils/BUILD.gn

@@ -31,6 +31,7 @@ static_library("utils") {
   sources = [
     "los_debug.c",
     "los_error.c",
+    "los_hook.c",
   ]
 
   include_dirs = [