X-Git-Url: http://git.archive.openwrt.org/?p=project%2Fuci.git;a=blobdiff_plain;f=err.h;h=e8b977bc45f2735c8e2057b32eeeeb1d85834004;hp=078fdbec1ef8f5dcce0809ad1fc9bd05324c6e29;hb=4f629ff865b978a7ea399776ff6af83c6428bda0;hpb=4aa3fd762e2190a4e418581cf24446484d0b7df5

diff --git a/err.h b/err.h
index 078fdbe..e8b977b 100644
--- a/err.h
+++ b/err.h
@@ -41,13 +41,16 @@
  * and UCI_TRAP_RESTORE.
  */
 #define UCI_HANDLE_ERR(ctx) do {	\
+	DPRINTF("ENTER: %s\n", __func__); \
 	int __val = 0;			\
+	ctx->errno = 0;			\
 	if (!ctx)			\
 		return UCI_ERR_INVAL;	\
 	if (!ctx->internal)		\
 		__val = setjmp(ctx->trap); \
 	ctx->internal = false;		\
 	if (__val) {			\
+		DPRINTF("LEAVE: %s, ret=%d\n", __func__, __val); \
 		ctx->errno = __val;	\
 		return __val;		\
 	}				\
@@ -73,10 +76,16 @@
 	memcpy(ctx->trap, __old_trap, sizeof(ctx->trap)); \
 } while(0)
 
+/**
+ * UCI_INTERNAL: Do an internal call of a public API function
+ * 
+ * Sets Exception handling to passthrough mode.
+ * Allows API functions to change behavior compared to public use
+ */
 #define UCI_INTERNAL(func, ctx, ...) do { \
 	ctx->internal = true;		\
 	func(ctx, __VA_ARGS__);		\
-} while (0);
+} while (0)
 
 /*
  * check the specified condition.