data/data2csrc.c

   1 /***
   2  * data2csrc.c -- Read data and output c source to stdout
   3  *
   4  * Copyright (c) 2007 Thomas Perl <thpinfo.com/about>
   5  * Website: http://thpinfo.com/
   6  *
   7  * License: This code is in the public domain.
   8  ***/
   9
  10 #include <stdio.h>
  11 #include <stdlib.h>
  12 #include <string.h>
  13
  14 int main( int argc, char** argv) {
  15     FILE *fp;
  16     int c, x = 0, i;
  17     char filename[FILENAME_MAX], varname[FILENAME_MAX];
  18
  19     if( argc != 3 && argc != 2) {
  20         fprintf( stderr, "Usage: %s /path/to/infile.dat [name_of_variable]\n", argv[0]);
  21         exit(1);
  22     }
  23
  24     strcpy( filename, argv[1]);
  25
  26     if( argc == 2) {
  27         /* Determine variable name based on filename */
  28         strcpy( varname, argv[1]);
  29         for( i=0; i<strlen( varname); i++) {
  30             if( varname[i] == '.') varname[i] = '\0';
  31             if( varname[i] == '-') varname[i] = '_';
  32         }
  33     } else {
  34         strcpy( varname, argv[2]);
  35     }
  36
  37     fp = fopen( filename, "rb");
  38     if( fp == NULL) { fprintf( stderr, "Cannot open file: %s\n", argv[1]); exit(1); }
  39     printf( "/**\n * Automatically generated from \"%s\" by %s.\n **/\n", filename, argv[0]);
  40     printf( "const char %s[] = {", varname);
  41     while( (c = fgetc( fp)) != EOF) {
  42         if( x > 0) putchar(',');
  43         if( x++ % 20 == 0) putchar('\n');
  44         printf( "%d", c);
  45     }
  46     printf( "\n};\n\n");
  47     fclose( fp);
  48     return 0;
  49 }
  50