granicus.if.org Git - icinga2/blob - tools/mkembedconfig/mkembedconfig.c

   1 /* Icinga 2 | (c) 2012 Icinga GmbH | GPLv2+ */
   2
   3 #include <stdlib.h>
   4 #include <stdio.h>
   5 #include <string.h>
   6
   7 int main(int argc, char **argv)
   8 {
   9         FILE *infp, *outfp;
  10
  11         if (argc < 3) {
  12                 fprintf(stderr, "Syntax: %s <in-file> <out-file>\n", argv[0]);
  13                 return EXIT_FAILURE;
  14         }
  15
  16         infp = fopen(argv[1], "r");
  17
  18         if (!infp) {
  19                 perror("fopen");
  20                 return EXIT_FAILURE;
  21         }
  22
  23         outfp = fopen(argv[2], "w");
  24
  25         if (!outfp) {
  26                 fclose(infp);
  27                 perror("fopen");
  28                 return EXIT_FAILURE;
  29         }
  30
  31         fprintf(outfp, "/* This file has been automatically generated\n"
  32                 "   from the input file \"%s\". */\n\n", argv[1]);
  33         fputs("#include \"config/configfragment.hpp\"\n\nnamespace {\n\nconst char *fragment = R\"CONFIG_FRAGMENT(", outfp);
  34
  35         while (!feof(infp)) {
  36                 char buf[1024];
  37                 size_t rc = fread(buf, 1, sizeof(buf), infp);
  38
  39                 if (rc == 0)
  40                         break;
  41
  42                 fwrite(buf, rc, 1, outfp);
  43         }
  44
  45         fprintf(outfp, ")CONFIG_FRAGMENT\";\n\nREGISTER_CONFIG_FRAGMENT(\"%s\", fragment);\n\n}", argv[1]);
  46
  47         fclose(outfp);
  48         fclose(infp);
  49
  50         return EXIT_SUCCESS;
  51 }