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 #include "../pp/sl_pp_purify.h"
  34
  35
  36 int
  37 main(int argc,
  38      char *argv[])
  39 {
  40    FILE *in;
  41    long size;
  42    char *inbuf;
  43    struct sl_pp_purify_options options;
  44    char *outbuf;
  45    char errmsg[100] = "";
  46    unsigned int errline = 0;
  47    FILE *out;
  48
  49    if (argc != 3) {
  50       printf("Usage: purify infile outfile\n");
  51       return 1;
  52    }
  53
  54    in = fopen(argv[1], "rb");
  55    if (!in) {
  56       return 1;
  57    }
  58
  59    fseek(in, 0, SEEK_END);
  60    size = ftell(in);
  61    assert(size != -1);
  62    if (size == -1) {
  63       return 1;
  64    }
  65    fseek(in, 0, SEEK_SET);
  66
  67    out = fopen(argv[2], "wb");
  68    if (!out) {
  69       fclose(in);
  70       return 1;
  71    }
  72
  73    inbuf = malloc(size + 1);
  74    if (!inbuf) {
  75       fprintf(out, "$OOMERROR\n");
  76
  77       fclose(out);
  78       fclose(in);
  79       return 1;
  80    }
  81
  82    if (fread(inbuf, 1, size, in) != size) {
  83       fprintf(out, "$READERROR\n");
  84
  85       free(inbuf);
  86       fclose(out);
  87       fclose(in);
  88       return 1;
  89    }
  90    inbuf[size] = '\0';
  91
  92    fclose(in);
  93
  94    memset(&options, 0, sizeof(options));
  95
  96    if (sl_pp_purify(inbuf, &options, &outbuf, errmsg, sizeof(errmsg), &errline)) {
  97       fprintf(out, "$PURIFYERROR %u: %s\n", errline, errmsg);
  98
  99       free(inbuf);
 100       fclose(out);
 101       return 1;
 102    }
 103
 104    free(inbuf);
 105
 106    fwrite(outbuf, 1, strlen(outbuf), out);
 107
 108    free(outbuf);
 109    fclose(out);
 110
 111    return 0;
 112 }