1 /* For general debugging purposes */
16 #define NSECS_PER_SEC 1000000000ULL
17 #define NSECS_PER_USEC 1000ULL
20 bool dump_trace = false, quiet = false;
21 int debug_ordered_events;
22 static int redirect_to_stderr;
24 static int _eprintf(int level, int var, const char *fmt, va_list args)
29 if (use_browser >= 1 && !redirect_to_stderr)
30 ui_helpline__vshow(fmt, args);
32 ret = vfprintf(stderr, fmt, args);
38 int eprintf(int level, int var, const char *fmt, ...)
44 ret = _eprintf(level, var, fmt, args);
50 static int __eprintf_time(u64 t, const char *fmt, va_list args)
53 u64 secs, usecs, nsecs = t;
55 secs = nsecs / NSECS_PER_SEC;
56 nsecs -= secs * NSECS_PER_SEC;
57 usecs = nsecs / NSECS_PER_USEC;
59 ret = fprintf(stderr, "[%13" PRIu64 ".%06" PRIu64 "] ",
61 ret += vfprintf(stderr, fmt, args);
65 int eprintf_time(int level, int var, u64 t, const char *fmt, ...)
72 ret = __eprintf_time(t, fmt, args);
80 * Overloading libtraceevent standard info print
81 * function, display with -v in perf.
83 void pr_stat(const char *fmt, ...)
88 _eprintf(1, verbose, fmt, args);
90 eprintf(1, verbose, "\n");
93 int dump_printf(const char *fmt, ...)
100 ret = vprintf(fmt, args);
107 void trace_event(union perf_event *event)
109 unsigned char *raw_event = (void *)event;
110 const char *color = PERF_COLOR_BLUE;
117 color_fprintf(stdout, color, "\n. ... raw event: size %d bytes\n",
120 for (i = 0; i < event->header.size; i++) {
123 color_fprintf(stdout, color, " %04x: ", i);
126 color_fprintf(stdout, color, " %02x", raw_event[i]);
128 if (((i & 15) == 15) || i == event->header.size-1) {
129 color_fprintf(stdout, color, " ");
130 for (j = 0; j < 15-(i & 15); j++)
131 color_fprintf(stdout, color, " ");
132 for (j = i & ~15; j <= i; j++) {
133 color_fprintf(stdout, color, "%c",
134 isprint(raw_event[j]) ?
137 color_fprintf(stdout, color, "\n");
143 static struct debug_variable {
146 } debug_variables[] = {
147 { .name = "verbose", .ptr = &verbose },
148 { .name = "ordered-events", .ptr = &debug_ordered_events},
149 { .name = "stderr", .ptr = &redirect_to_stderr},
153 int perf_debug_option(const char *str)
155 struct debug_variable *var = &debug_variables[0];
156 char *vstr, *s = strdup(str);
159 vstr = strchr(s, '=');
164 if (!strcmp(s, var->name))
170 pr_err("Unknown debug variable name '%s'\n", s);
178 * Allow only values in range (0, 10),
181 v = (v < 0) || (v > 10) ? 0 : v;