src/mesa/shader/slang/slang_log.c

   1 /*
   2  * Mesa 3-D graphics library
   3  * Version:  7.3
   4  *
   5  * Copyright (C) 2005-2007  Brian Paul   All Rights Reserved.
   6  * Copyright (C) 2009  VMware, Inc.  All Rights Reserved.
   7  *
   8  * Permission is hereby granted, free of charge, to any person obtaining a
   9  * copy of this software and associated documentation files (the "Software"),
  10  * to deal in the Software without restriction, including without limitation
  11  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  12  * and/or sell copies of the Software, and to permit persons to whom the
  13  * Software is furnished to do so, subject to the following conditions:
  14  *
  15  * The above copyright notice and this permission notice shall be included
  16  * in all copies or substantial portions of the Software.
  17  *
  18  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  19  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  20  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  21  * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
  22  * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  23  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  24  */
  25
  26 #include "main/imports.h"
  27 #include "main/context.h"
  28 #include "slang_log.h"
  29 #include "slang_utility.h"
  30
  31
  32
  33 static char *out_of_memory = "Error: Out of memory.\n";
  34
  35 void
  36 slang_info_log_construct(slang_info_log * log)
  37 {
  38    log->text = NULL;
  39    log->dont_free_text = GL_FALSE;
  40    log->error_flag = GL_FALSE;
  41 }
  42
  43 void
  44 slang_info_log_destruct(slang_info_log * log)
  45 {
  46    if (!log->dont_free_text)
  47       _mesa_free(log->text);
  48 }
  49
  50 static int
  51 slang_info_log_message(slang_info_log * log, const char *prefix,
  52                        const char *msg)
  53 {
  54    GLuint size;
  55
  56    if (log->dont_free_text)
  57       return 0;
  58    size = slang_string_length(msg) + 2;
  59    if (prefix != NULL)
  60       size += slang_string_length(prefix) + 2;
  61    if (log->text != NULL) {
  62       GLuint old_len = slang_string_length(log->text);
  63       log->text = (char *)
  64          _mesa_realloc(log->text, old_len + 1, old_len + size);
  65    }
  66    else {
  67       log->text = (char *) (_mesa_malloc(size));
  68       if (log->text != NULL)
  69          log->text[0] = '\0';
  70    }
  71    if (log->text == NULL)
  72       return 0;
  73    if (prefix != NULL) {
  74       slang_string_concat(log->text, prefix);
  75       slang_string_concat(log->text, ": ");
  76    }
  77    slang_string_concat(log->text, msg);
  78    slang_string_concat(log->text, "\n");
  79
  80    return 1;
  81 }
  82
  83 #define EXIT_SUCCESS 13
  84
  85 int
  86 slang_info_log_print(slang_info_log * log, const char *msg, ...)
  87 {
  88    va_list va;
  89    char buf[1024];
  90
  91    va_start(va, msg);
  92    _mesa_vsprintf(buf, msg, va);
  93    va_end(va);
  94    return slang_info_log_message(log, NULL, buf);
  95 }
  96
  97 int
  98 slang_info_log_error(slang_info_log * log, const char *msg, ...)
  99 {
 100    va_list va;
 101    char buf[1024];
 102
 103    va_start(va, msg);
 104    _mesa_vsprintf(buf, msg, va);
 105    va_end(va);
 106    log->error_flag = GL_TRUE;
 107    if (slang_info_log_message(log, "Error", buf))
 108       return 1;
 109    slang_info_log_memory(log);
 110    return 0;
 111 }
 112
 113 int
 114 slang_info_log_warning(slang_info_log * log, const char *msg, ...)
 115 {
 116    va_list va;
 117    char buf[1024];
 118
 119    va_start(va, msg);
 120    _mesa_vsprintf(buf, msg, va);
 121    va_end(va);
 122    if (slang_info_log_message(log, "Warning", buf))
 123       return 1;
 124    slang_info_log_memory(log);
 125    return 0;
 126 }
 127
 128 void
 129 slang_info_log_memory(slang_info_log * log)
 130 {
 131    if (!slang_info_log_message(log, "Error", "Out of memory.")) {
 132       log->dont_free_text = GL_TRUE;
 133       log->error_flag = GL_TRUE;
 134       log->text = out_of_memory;
 135    }
 136 }