agspack.c

   1 #define _GNU_SOURCE
   2 #include "Clib32.h"
   3 #include <stdio.h>
   4 #include <stdlib.h>
   5 #include <unistd.h>
   6 #include <ctype.h>
   7 #include "version.h"
   8 #define ADS ":::AGSpack " VERSION "by rofl0r:::"
   9
  10 __attribute__((noreturn))
  11 void usage(char *argv0) {
  12         dprintf(2, ADS "\nusage:\n%s directory target-pack\n\n", argv0);
  13         exit(1);
  14 }
  15
  16 int main(int argc, char** argv) {
  17         if(argc < 3) usage(argv[0]);
  18         char *dir = argv[1];
  19         char *pack = argv[2];
  20         char fnbuf[512];
  21         char line[1024];
  22         FILE* fp;
  23         snprintf(fnbuf, sizeof(fnbuf), "%s/%s", dir, "agspack.info");
  24         if(!(fp = fopen(fnbuf, "r"))) {
  25                 dprintf(2, "couldnt open %s\n", fnbuf);
  26                 return 1;
  27         }
  28         size_t index = 0;
  29         struct AgsFile ags_b, *ags = &ags_b;
  30         AgsFile_init(ags, pack);
  31         AgsFile_setSourceDir(ags, dir);
  32         AgsFile_setDataFileCount(ags, 1); //TODO
  33         if(!AgsFile_setDataFile(ags, 0, "AGSPACKv" VERSION)) {
  34                 dprintf(2, "error: packname exceeds 20 chars");
  35                 return 1;
  36         }
  37         while(fgets(line, sizeof(line), fp)) {
  38                 size_t l = strlen(line);
  39                 if(l) line[l - 1] = 0;
  40                 char *p = strchr(line, '=');
  41                 if(!p) return 1;
  42                 *p = 0; p++;
  43                 if(0) ;
  44                 else if(strcmp(line, "agsversion") == 0)
  45                         AgsFile_setVersion(ags, atoi(p));
  46                 else if(strcmp(line, "filecount") == 0)
  47                         AgsFile_setFileCount(ags, atoi(p));
  48                 else if(isdigit(*line))
  49                         if(!AgsFile_setFile(ags, index++, p)) {
  50                                 perror(p);
  51                                 return 1;
  52                         }
  53         }
  54         fclose(fp);
  55         size_t l = AgsFile_getFileCount(ags);
  56         for(index = 0; index < l; index++) {
  57                 // TODO read from input file, but it seems to be all 0 for some games.
  58                 AgsFile_setFileNumber(ags, index, 0);
  59         }
  60         int ret = AgsFile_write(ags);
  61         if(!ret) perror("write");
  62         AgsFile_close(ags);
  63         return !ret;
  64 }
  65