Steven Rostedt | f7d8235 | 2012-04-06 00:47:53 +0200 | [diff] [blame] | 1 | #include <stdio.h> |
| 2 | #include <stdlib.h> |
| 3 | #include <string.h> |
| 4 | #include <stdarg.h> |
| 5 | #include <errno.h> |
| 6 | |
| 7 | #define __weak __attribute__((weak)) |
| 8 | |
| 9 | void __vdie(const char *fmt, va_list ap) |
| 10 | { |
| 11 | int ret = errno; |
| 12 | |
| 13 | if (errno) |
| 14 | perror("trace-cmd"); |
| 15 | else |
| 16 | ret = -1; |
| 17 | |
| 18 | fprintf(stderr, " "); |
| 19 | vfprintf(stderr, fmt, ap); |
| 20 | |
| 21 | fprintf(stderr, "\n"); |
| 22 | exit(ret); |
| 23 | } |
| 24 | |
| 25 | void __die(const char *fmt, ...) |
| 26 | { |
| 27 | va_list ap; |
| 28 | |
| 29 | va_start(ap, fmt); |
| 30 | __vdie(fmt, ap); |
| 31 | va_end(ap); |
| 32 | } |
| 33 | |
| 34 | void __weak die(const char *fmt, ...) |
| 35 | { |
| 36 | va_list ap; |
| 37 | |
| 38 | va_start(ap, fmt); |
| 39 | __vdie(fmt, ap); |
| 40 | va_end(ap); |
| 41 | } |
| 42 | |
| 43 | void __vwarning(const char *fmt, va_list ap) |
| 44 | { |
| 45 | if (errno) |
| 46 | perror("trace-cmd"); |
| 47 | errno = 0; |
| 48 | |
| 49 | fprintf(stderr, " "); |
| 50 | vfprintf(stderr, fmt, ap); |
| 51 | |
| 52 | fprintf(stderr, "\n"); |
| 53 | } |
| 54 | |
| 55 | void __warning(const char *fmt, ...) |
| 56 | { |
| 57 | va_list ap; |
| 58 | |
| 59 | va_start(ap, fmt); |
| 60 | __vwarning(fmt, ap); |
| 61 | va_end(ap); |
| 62 | } |
| 63 | |
| 64 | void __weak warning(const char *fmt, ...) |
| 65 | { |
| 66 | va_list ap; |
| 67 | |
| 68 | va_start(ap, fmt); |
| 69 | __vwarning(fmt, ap); |
| 70 | va_end(ap); |
| 71 | } |
| 72 | |
| 73 | void __vpr_stat(const char *fmt, va_list ap) |
| 74 | { |
| 75 | vprintf(fmt, ap); |
| 76 | printf("\n"); |
| 77 | } |
| 78 | |
| 79 | void __pr_stat(const char *fmt, ...) |
| 80 | { |
| 81 | va_list ap; |
| 82 | |
| 83 | va_start(ap, fmt); |
| 84 | __vpr_stat(fmt, ap); |
| 85 | va_end(ap); |
| 86 | } |
| 87 | |
| 88 | void __weak vpr_stat(const char *fmt, va_list ap) |
| 89 | { |
| 90 | __vpr_stat(fmt, ap); |
| 91 | } |
| 92 | |
| 93 | void __weak pr_stat(const char *fmt, ...) |
| 94 | { |
| 95 | va_list ap; |
| 96 | |
| 97 | va_start(ap, fmt); |
| 98 | __vpr_stat(fmt, ap); |
| 99 | va_end(ap); |
| 100 | } |
| 101 | |
| 102 | void __weak *malloc_or_die(unsigned int size) |
| 103 | { |
| 104 | void *data; |
| 105 | |
| 106 | data = malloc(size); |
| 107 | if (!data) |
| 108 | die("malloc"); |
| 109 | return data; |
| 110 | } |