src/glsl/apps/version.c

   1 /**************************************************************************
   2  *
   3  * Copyright 2009 VMware, Inc.
   4  * All Rights Reserved.
   5  *
   6  * Permission is hereby granted, free of charge, to any person obtaining a
   7  * copy of this software and associated documentation files (the
   8  * "Software"), to deal in the Software without restriction, including
   9  * without limitation the rights to use, copy, modify, merge, publish,
  10  * distribute, sub license, and/or sell copies of the Software, and to
  11  * permit persons to whom the Software is furnished to do so, subject to
  12  * the following conditions:
  13  *
  14  * The above copyright notice and this permission notice (including the
  15  * next paragraph) shall be included in all copies or substantial portions
  16  * 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
  20  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
  21  * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
  22  * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
  23  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
  24  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  25  *
  26  **************************************************************************/
  27
  28 #include <stdio.h>
  29 #include <stdlib.h>
  30 #include <assert.h>
  31 #include "../pp/sl_pp_public.h"
  32
  33
  34 int
  35 main(int argc,
  36      char *argv[])
  37 {
  38    FILE *in;
  39    long size;
  40    char *inbuf;
  41    struct sl_pp_purify_options options;
  42    char *outbuf;
  43    struct sl_pp_context *context;
  44    struct sl_pp_token_info *tokens;
  45    unsigned int version;
  46    unsigned int tokens_eaten;
  47    FILE *out;
  48
  49    if (argc != 3) {
  50       return 1;
  51    }
  52
  53    in = fopen(argv[1], "rb");
  54    if (!in) {
  55       return 1;
  56    }
  57
  58    fseek(in, 0, SEEK_END);
  59    size = ftell(in);
  60    fseek(in, 0, SEEK_SET);
  61
  62    out = fopen(argv[2], "wb");
  63    if (!out) {
  64       fclose(in);
  65       return 1;
  66    }
  67
  68    inbuf = malloc(size + 1);
  69    if (!inbuf) {
  70       fprintf(out, "$OOMERROR\n");
  71
  72       fclose(out);
  73       fclose(in);
  74       return 1;
  75    }
  76
  77    if (fread(inbuf, 1, size, in) != size) {
  78       fprintf(out, "$READERROR\n");
  79
  80       free(inbuf);
  81       fclose(out);
  82       fclose(in);
  83       return 1;
  84    }
  85    inbuf[size] = '\0';
  86
  87    fclose(in);
  88
  89    memset(&options, 0, sizeof(options));
  90
  91    if (sl_pp_purify(inbuf, &options, &outbuf)) {
  92       fprintf(out, "$PURIFYERROR\n");
  93
  94       free(inbuf);
  95       fclose(out);
  96       return 1;
  97    }
  98
  99    free(inbuf);
 100
 101    context = sl_pp_context_create();
 102    if (!context) {
 103       fprintf(out, "$CONTEXERROR\n");
 104
 105       free(outbuf);
 106       fclose(out);
 107       return 1;
 108    }
 109
 110    if (sl_pp_tokenise(context, outbuf, &tokens)) {
 111       fprintf(out, "$ERROR: `%s'\n", sl_pp_context_error_message(context));
 112
 113       sl_pp_context_destroy(context);
 114       free(outbuf);
 115       fclose(out);
 116       return 1;
 117    }
 118
 119    free(outbuf);
 120
 121    if (sl_pp_version(context, tokens, &version, &tokens_eaten)) {
 122       fprintf(out, "$ERROR: `%s'\n", sl_pp_context_error_message(context));
 123
 124       sl_pp_context_destroy(context);
 125       free(tokens);
 126       fclose(out);
 127       return -1;
 128    }
 129
 130    sl_pp_context_destroy(context);
 131    free(tokens);
 132
 133    fprintf(out,
 134            "%u\n%u\n",
 135            version,
 136            tokens_eaten);
 137
 138    fclose(out);
 139
 140    return 0;
 141 }