2009-08-12 02:03:49 -06:00
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/* For general debugging purposes */
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#include "../perf.h"
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2009-08-16 14:05:48 -06:00
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2009-08-12 02:03:49 -06:00
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#include <string.h>
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#include <stdarg.h>
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#include <stdio.h>
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2010-03-11 16:12:44 -07:00
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#include "cache.h"
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2009-08-16 14:05:48 -06:00
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#include "color.h"
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#include "event.h"
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#include "debug.h"
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2009-12-27 16:37:00 -07:00
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#include "util.h"
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2012-05-06 23:09:02 -06:00
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#include "target.h"
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2009-08-16 14:05:48 -06:00
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2010-10-26 11:20:09 -06:00
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int verbose;
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bool dump_trace = false, quiet = false;
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2009-08-12 02:03:49 -06:00
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2014-07-14 15:46:49 -06:00
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static int _eprintf(int level, int var, const char *fmt, va_list args)
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2009-08-12 02:03:49 -06:00
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{
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int ret = 0;
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2014-07-14 15:46:49 -06:00
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if (var >= level) {
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2012-11-29 12:51:01 -07:00
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if (use_browser >= 1)
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2012-11-14 09:47:41 -07:00
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ui_helpline__vshow(fmt, args);
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2010-03-11 16:12:44 -07:00
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else
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ret = vfprintf(stderr, fmt, args);
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2009-08-12 02:03:49 -06:00
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}
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return ret;
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}
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2009-08-16 11:24:21 -06:00
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2014-07-14 15:46:49 -06:00
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int eprintf(int level, int var, const char *fmt, ...)
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2013-12-03 06:09:25 -07:00
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{
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va_list args;
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int ret;
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va_start(args, fmt);
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2014-07-14 15:46:49 -06:00
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ret = _eprintf(level, var, fmt, args);
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2013-12-03 06:09:25 -07:00
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va_end(args);
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return ret;
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}
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/*
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* Overloading libtraceevent standard info print
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* function, display with -v in perf.
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*/
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void pr_stat(const char *fmt, ...)
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{
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va_list args;
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va_start(args, fmt);
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2014-07-14 15:46:49 -06:00
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_eprintf(1, verbose, fmt, args);
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2013-12-03 06:09:25 -07:00
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va_end(args);
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2014-07-14 15:46:49 -06:00
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eprintf(1, verbose, "\n");
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2013-12-03 06:09:25 -07:00
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}
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2009-08-16 11:24:21 -06:00
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int dump_printf(const char *fmt, ...)
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{
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va_list args;
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int ret = 0;
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if (dump_trace) {
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va_start(args, fmt);
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ret = vprintf(fmt, args);
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va_end(args);
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}
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return ret;
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}
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2009-08-16 14:05:48 -06:00
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2011-01-29 09:01:45 -07:00
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void trace_event(union perf_event *event)
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2009-08-16 14:05:48 -06:00
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{
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unsigned char *raw_event = (void *)event;
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const char *color = PERF_COLOR_BLUE;
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int i, j;
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if (!dump_trace)
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return;
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2010-11-30 12:48:53 -07:00
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printf(".");
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color_fprintf(stdout, color, "\n. ... raw event: size %d bytes\n",
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event->header.size);
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2009-08-16 14:05:48 -06:00
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for (i = 0; i < event->header.size; i++) {
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if ((i & 15) == 0) {
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2010-11-30 12:48:53 -07:00
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printf(".");
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color_fprintf(stdout, color, " %04x: ", i);
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2009-08-16 14:05:48 -06:00
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}
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2010-11-30 12:48:53 -07:00
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color_fprintf(stdout, color, " %02x", raw_event[i]);
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2009-08-16 14:05:48 -06:00
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if (((i & 15) == 15) || i == event->header.size-1) {
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2010-11-30 12:48:53 -07:00
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color_fprintf(stdout, color, " ");
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2009-08-16 14:05:48 -06:00
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for (j = 0; j < 15-(i & 15); j++)
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2010-11-30 12:48:53 -07:00
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color_fprintf(stdout, color, " ");
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2010-06-11 20:44:04 -06:00
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for (j = i & ~15; j <= i; j++) {
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2010-11-30 12:48:53 -07:00
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color_fprintf(stdout, color, "%c",
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isprint(raw_event[j]) ?
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raw_event[j] : '.');
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2009-08-16 14:05:48 -06:00
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}
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2010-11-30 12:48:53 -07:00
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color_fprintf(stdout, color, "\n");
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2009-08-16 14:05:48 -06:00
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}
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}
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2010-11-30 12:48:53 -07:00
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printf(".\n");
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2009-08-16 14:05:48 -06:00
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}
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2014-07-17 04:55:00 -06:00
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static struct debug_variable {
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const char *name;
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int *ptr;
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} debug_variables[] = {
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{ .name = "verbose", .ptr = &verbose },
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{ .name = NULL, }
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};
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int perf_debug_option(const char *str)
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{
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struct debug_variable *var = &debug_variables[0];
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char *vstr, *s = strdup(str);
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int v = 1;
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vstr = strchr(s, '=');
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if (vstr)
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*vstr++ = 0;
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while (var->name) {
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if (!strcmp(s, var->name))
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break;
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var++;
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}
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if (!var->name) {
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pr_err("Unknown debug variable name '%s'\n", s);
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free(s);
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return -1;
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}
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if (vstr) {
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v = atoi(vstr);
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/*
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* Allow only values in range (0, 10),
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* otherwise set 0.
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*/
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v = (v < 0) || (v > 10) ? 0 : v;
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}
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*var->ptr = v;
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free(s);
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return 0;
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}
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