kern: Improve assertions and panics.

* kern/assert.h (Assert): Add function argument.
(assert): Supply function argument.
* kern/debug.c (Assert): Add function argument.  Unify message format.
(panic): Rename to 'Panic', add location information.
* kern/debug.h (panic): Rename, and add a macro version that supplies
the location.
* linux/dev/include/linux/kernel.h: Use the new panic macro.

1 files changed, 5 insertions, 1 deletions

diff --git a/kern/debug.h b/kern/debug.h
index 6c8977b8..1a5cd07c 100644
--- a/kern/debug.h
+++ b/kern/debug.h
@@ -60,7 +60,11 @@
 extern void log (int level, const char *fmt, ...);
 
 extern void panic_init(void);
-extern void panic (const char *s, ...) __attribute__ ((noreturn));
+extern void Panic (const char *file, int line, const char *fun,
+		   const char *s, ...)
+	__attribute__ ((noreturn, format (printf, 4, 5)));
+#define panic(s, ...)							\
+	Panic (__FILE__, __LINE__, __FUNCTION__, s, ##__VA_ARGS__)
 
 extern void SoftDebugger (const char *message);
 extern void Debugger (const char *message) __attribute__ ((noreturn));