src/glsl/apps/purify.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 <assert.h>
  29 #include <stdio.h>
  30 #include <stdlib.h>
  31 #include <string.h>
  32 #include "../pp/sl_pp_public.h"
  33
  34
  35 int
  36 main(int argc,
  37      char *argv[])
  38 {
  39    FILE *in;
  40    long size;
  41    char *inbuf;
  42    struct sl_pp_purify_options options;
  43    char *outbuf;
  44    char errmsg[100] = "";
  45    unsigned int errline = 0;
  46    FILE *out;
  47
  48    if (argc != 3) {
  49       printf("Usage: purify infile outfile\n");
  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    assert(size != -1);
  61    if (size == -1) {
  62       return 1;
  63    }
  64    fseek(in, 0, SEEK_SET);
  65
  66    out = fopen(argv[2], "wb");
  67    if (!out) {
  68       fclose(in);
  69       return 1;
  70    }
  71
  72    inbuf = malloc(size + 1);
  73    if (!inbuf) {
  74       fprintf(out, "$OOMERROR\n");
  75
  76       fclose(out);
  77       fclose(in);
  78       return 1;
  79    }
  80
  81    if (fread(inbuf, 1, size, in) != size) {
  82       fprintf(out, "$READERROR\n");
  83
  84       free(inbuf);
  85       fclose(out);
  86       fclose(in);
  87       return 1;
  88    }
  89    inbuf[size] = '\0';
  90
  91    fclose(in);
  92
  93    memset(&options, 0, sizeof(options));
  94
  95    if (sl_pp_purify(inbuf, &options, &outbuf, errmsg, sizeof(errmsg), &errline)) {
  96       fprintf(out, "$PURIFYERROR %u: %s\n", errline, errmsg);
  97
  98       free(inbuf);
  99       fclose(out);
 100       return 1;
 101    }
 102
 103    free(inbuf);
 104
 105    fwrite(outbuf, 1, strlen(outbuf), out);
 106
 107    free(outbuf);
 108    fclose(out);
 109
 110    return 0;
 111 }