src/mesa/shader/slang/slang_log.c

   1 /*
   2  * Mesa 3-D graphics library
   3  * Version:  6.5.3
   4  *
   5  * Copyright (C) 2005-2007  Brian Paul   All Rights Reserved.
   6  *
   7  * Permission is hereby granted, free of charge, to any person obtaining a
   8  * copy of this software and associated documentation files (the "Software"),
   9  * to deal in the Software without restriction, including without limitation
  10  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  11  * and/or sell copies of the Software, and to permit persons to whom the
  12  * Software is furnished to do so, subject to the following conditions:
  13  *
  14  * The above copyright notice and this permission notice shall be included
  15  * in all copies or substantial portions of the Software.
  16  *
  17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  18  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  19  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  20  * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
  21  * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  22  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  23  */
  24
  25 #include "imports.h"
  26 #include "slang_log.h"
  27 #include "slang_utility.h"
  28
  29
  30
  31 static char *out_of_memory = "Error: Out of memory.\n";
  32
  33 void
  34 slang_info_log_construct(slang_info_log * log)
  35 {
  36    log->text = NULL;
  37    log->dont_free_text = GL_FALSE;
  38    log->error_flag = GL_FALSE;
  39 }
  40
  41 void
  42 slang_info_log_destruct(slang_info_log * log)
  43 {
  44    if (!log->dont_free_text)
  45 #if 0
  46       slang_alloc_free(log->text);
  47 #else
  48       _mesa_free(log->text);
  49 #endif
  50 }
  51
  52 static int
  53 slang_info_log_message(slang_info_log * log, const char *prefix,
  54                        const char *msg)
  55 {
  56    GLuint size;
  57
  58    if (log->dont_free_text)
  59       return 0;
  60    size = slang_string_length(msg) + 2;
  61    if (prefix != NULL)
  62       size += slang_string_length(prefix) + 2;
  63    if (log->text != NULL) {
  64       GLuint old_len = slang_string_length(log->text);
  65       log->text = (char *)
  66 #if 0
  67          slang_alloc_realloc(log->text, old_len + 1, old_len + size);
  68 #else
  69          _mesa_realloc(log->text, old_len + 1, old_len + size);
  70 #endif
  71    }
  72    else {
  73 #if 0
  74       log->text = (char *) (slang_alloc_malloc(size));
  75 #else
  76       log->text = (char *) (_mesa_malloc(size));
  77 #endif
  78       if (log->text != NULL)
  79          log->text[0] = '\0';
  80    }
  81    if (log->text == NULL)
  82       return 0;
  83    if (prefix != NULL) {
  84       slang_string_concat(log->text, prefix);
  85       slang_string_concat(log->text, ": ");
  86    }
  87    slang_string_concat(log->text, msg);
  88    slang_string_concat(log->text, "\n");
  89 #if 0 /* debug */
  90    _mesa_printf("Mesa GLSL error/warning: %s\n", log->text);
  91 #endif
  92    return 1;
  93 }
  94
  95 int
  96 slang_info_log_print(slang_info_log * log, const char *msg, ...)
  97 {
  98    va_list va;
  99    char buf[1024];
 100
 101    va_start(va, msg);
 102    _mesa_vsprintf(buf, msg, va);
 103    va_end(va);
 104    return slang_info_log_message(log, NULL, buf);
 105 }
 106
 107 int
 108 slang_info_log_error(slang_info_log * log, const char *msg, ...)
 109 {
 110    va_list va;
 111    char buf[1024];
 112
 113    va_start(va, msg);
 114    _mesa_vsprintf(buf, msg, va);
 115    va_end(va);
 116    log->error_flag = GL_TRUE;
 117    if (slang_info_log_message(log, "Error", buf))
 118       return 1;
 119    slang_info_log_memory(log);
 120    return 0;
 121 }
 122
 123 int
 124 slang_info_log_warning(slang_info_log * log, const char *msg, ...)
 125 {
 126    va_list va;
 127    char buf[1024];
 128
 129    va_start(va, msg);
 130    _mesa_vsprintf(buf, msg, va);
 131    va_end(va);
 132    if (slang_info_log_message(log, "Warning", buf))
 133       return 1;
 134    slang_info_log_memory(log);
 135    return 0;
 136 }
 137
 138 void
 139 slang_info_log_memory(slang_info_log * log)
 140 {
 141    if (!slang_info_log_message(log, "Error", "Out of memory.")) {
 142       log->dont_free_text = GL_TRUE;
 143       log->error_flag = GL_TRUE;
 144       log->text = out_of_memory;
 145    }
 146 }