#include <errno.h>
#include <stdio.h>
+#include <string.h>
+
+#ifndef _GNU_SOURCE
+#error "lttng-tools error.h needs _GNU_SOURCE"
+#endif
/* Stringify the expansion of a define */
#define XSTR(d) STR(d)
/*
* Macro for printing message depending on command line option and verbosity.
*/
-#define __lttng_print(type, fmt, args...) \
- do { \
- if (opt_quiet == 0) { \
- if (type == PRINT_MSG) { \
- fprintf(stdout, fmt, ## args); \
- } else if (((type & PRINT_DBG) && opt_verbose == 1) || \
- ((type & (PRINT_DBG | PRINT_DBG2)) && \
- opt_verbose == 2) || \
- ((type & (PRINT_DBG | PRINT_DBG2 | PRINT_DBG3)) && \
- opt_verbose == 3)) { \
- fprintf(stderr, fmt, ## args); \
- } else if (type & (PRINT_ERR | PRINT_WARN | PRINT_BUG)) { \
- fprintf(stderr, fmt, ## args); \
- } \
- } \
+#define __lttng_print(type, fmt, args...) \
+ do { \
+ if (opt_quiet == 0 && type == PRINT_MSG) { \
+ fprintf(stdout, fmt, ## args); \
+ } else if (opt_quiet == 0 && \
+ (((type & PRINT_DBG) && opt_verbose == 1) || \
+ ((type & (PRINT_DBG | PRINT_DBG2)) && \
+ opt_verbose == 2) || \
+ ((type & (PRINT_DBG | PRINT_DBG2 | PRINT_DBG3)) && \
+ opt_verbose == 3))) { \
+ fprintf(stderr, fmt, ## args); \
+ } else if (opt_quiet == 0 && (type & (PRINT_WARN))) { \
+ fprintf(stderr, fmt, ## args); \
+ } else if (type & (PRINT_ERR | PRINT_BUG)) { \
+ fprintf(stderr, fmt, ## args); \
+ } \
} while (0);
#define MSG(fmt, args...) \
" [in %s() at " __FILE__ ":" XSTR(__LINE__) "]\n", ## args, __func__)
#define _PERROR(fmt, args...) \
- __lttng_print(PRINT_ERR, "perror " fmt "\n", ## args)
+ __lttng_print(PRINT_ERR, "PERROR: " fmt \
+ " [in %s() at " __FILE__ ":" XSTR(__LINE__) "]\n", ## args, __func__)
#define PERROR(call, args...) \
- do { \
+ do { \
char *buf; \
char tmp[200]; \
buf = strerror_r(errno, tmp, sizeof(tmp)); \