#include <sys/syscall.h>
#include <errno.h>
#include <stdarg.h>
+#include <stdio.h>
#include "share.h"
* signal handlers, so we must use a print method which is signal safe.
*/
+extern int ust_safe_snprintf(char *str, size_t n, const char *fmt, ...);
+
#define sigsafe_print_err(fmt, args...) \
{ \
/* Can't use dynamic allocation. Limit ourselves to 250 chars. */ \
/* Save the errno. */ \
____saved_errno = errno; \
\
- snprintf(____buf, sizeof(____buf), fmt, ## args); \
+ ust_safe_snprintf(____buf, sizeof(____buf), fmt, ## args); \
\
/* Add end of string in case of buffer overflow. */ \
____buf[sizeof(____buf)-1] = 0; \
#define UST_STR_COMPONENT XSTR(UST_COMPONENT)
-#define ERRMSG(fmt, args...) do { sigsafe_print_err(UST_STR_COMPONENT "[%ld/%ld]: " fmt " (" __FILE__ ":" XSTR(__LINE__) ")\n", (long) getpid(), (long) syscall(SYS_gettid), ## args); fflush(stderr); } while(0)
+#define ERRMSG(fmt, args...) do { sigsafe_print_err(UST_STR_COMPONENT "[%ld/%ld]: " fmt " (in %s() at " __FILE__ ":" XSTR(__LINE__) ")\n", (long) getpid(), (long) syscall(SYS_gettid), ## args, __func__); fflush(stderr); } while(0)
-#define DEBUG
-#ifdef DEBUG
+#ifdef UST_DEBUG
# define DBG(fmt, args...) ERRMSG(fmt, ## args)
+# define DBG_raw(fmt, args...) do { sigsafe_print_err(fmt, ## args); fflush(stderr); } while(0)
#else
# define DBG(fmt, args...) do {} while(0)
+# define DBG_raw(fmt, args...) do {} while(0)
#endif
#define WARN(fmt, args...) ERRMSG("Warning: " fmt, ## args)
#define ERR(fmt, args...) ERRMSG("Error: " fmt, ## args)
#define BUG_ON(condition) do { if (unlikely(condition)) ERR("condition not respected (BUG)"); } while(0)
#define WARN_ON(condition) do { if (unlikely(condition)) WARN("condition not respected on line %s:%d", __FILE__, __LINE__); } while(0)
+#define WARN_ON_ONCE(condition) WARN_ON(condition)
#endif /* USTERR_H */