tools/lib/traceevent/parse-utils.c

   1 /*
   2  * Copyright (C) 2010 Red Hat Inc, Steven Rostedt <srostedt@redhat.com>
   3  *
   4  * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   5  * This program is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Lesser General Public
   7  * License as published by the Free Software Foundation;
   8  * version 2.1 of the License (not later!)
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU Lesser General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Lesser General Public
  16  * License along with this program; if not,  see <http://www.gnu.org/licenses>
  17  *
  18  * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  19  */
  20 #include <stdio.h>
  21 #include <stdlib.h>
  22 #include <string.h>
  23 #include <stdarg.h>
  24 #include <errno.h>
  25
  26 #define __weak __attribute__((weak))
  27
  28 void __vwarning(const char *fmt, va_list ap)
  29 {
  30         if (errno)
  31                 perror("trace-cmd");
  32         errno = 0;
  33
  34         fprintf(stderr, "  ");
  35         vfprintf(stderr, fmt, ap);
  36
  37         fprintf(stderr, "\n");
  38 }
  39
  40 void __warning(const char *fmt, ...)
  41 {
  42         va_list ap;
  43
  44         va_start(ap, fmt);
  45         __vwarning(fmt, ap);
  46         va_end(ap);
  47 }
  48
  49 void __weak warning(const char *fmt, ...)
  50 {
  51         va_list ap;
  52
  53         va_start(ap, fmt);
  54         __vwarning(fmt, ap);
  55         va_end(ap);
  56 }
  57
  58 void __vpr_stat(const char *fmt, va_list ap)
  59 {
  60         vprintf(fmt, ap);
  61         printf("\n");
  62 }
  63
  64 void __pr_stat(const char *fmt, ...)
  65 {
  66         va_list ap;
  67
  68         va_start(ap, fmt);
  69         __vpr_stat(fmt, ap);
  70         va_end(ap);
  71 }
  72
  73 void __weak vpr_stat(const char *fmt, va_list ap)
  74 {
  75         __vpr_stat(fmt, ap);
  76 }
  77
  78 void __weak pr_stat(const char *fmt, ...)
  79 {
  80         va_list ap;
  81
  82         va_start(ap, fmt);
  83         __vpr_stat(fmt, ap);
  84         va_end(ap);
  85 }