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- /*
- * Unwad.c - Uses the routines in the QEU library to extract data
- * from a Doom/Heretic/Hexen WAD file.
- *
- * Do whatever you want with this file, but don't blame me if
- * something doesn't work. If you manage to destroy your hard disk
- * with it, that's too bad for you... Use it at your own risks!
- */
-
- #include "qeu.h"
- #include "q_misc.h"
- #include "q_files.h"
- #include "f_wad.h"
-
- void main(int argc, char *argv[])
- {
- char *filename = NULL;
- FILE *file;
- int ftype;
- WADDirPtr dir;
- UInt16 dirsize, n;
- Bool view = FALSE;
- char *dirname = NULL;
-
- /* read the parameters... */
- for (argv++, argc--; argc && **argv == '-'; argv++, argc--)
- if ((*argv)[1] == 'h')
- {
- fprintf(stderr, "UNWAD %s by Raphael Quinet\n\n", QEU_VERSION);
- fprintf(stderr, "Usage: unwad [-h] [-v] [-c] [-d <directory>] file.wad [entryname...]\n");
- fprintf(stderr, " -h -- display this help screen\n");
- fprintf(stderr, " -v -- view the contents of the wad file without extracting any data\n");
- fprintf(stderr, " -d -- use the specified directory for extraction\n");
- fprintf(stderr, "By default, unwad will extract all entries from the wad file in a directory\n");
- fprintf(stderr, "which has the same name as the wad file but the extension '.dir'. If some\n");
- fprintf(stderr, "names are given after the file name, only these entries will be extracted.\n");
- exit(1);
- }
- else if ((*argv)[1] == 'v')
- view = TRUE;
- else if ((*argv)[1] == 'd' && argc-- > 1)
- dirname = *++argv;
- else
- ProgError("Invalid argument (%s). Use unwad -h for help.", *argv);
- if (argc > 0)
- filename = *argv;
- else
- ProgError("Missing argument. Use unwad -h for help.");
- if (dirname == NULL)
- dirname = ChangeFileExtension(filename, NULL, "dir");
-
- /* open the WAD file... */
- file = OpenFileReadMagic(filename, &ftype);
- if (file == NULL)
- ProgError("File not found (%s)", filename);
- if (ftype != FTYPE_IWAD && ftype != FTYPE_PWAD)
- ProgError("File is not a WAD file (%s)", filename);
-
- /* do something... */
- dir = ReadWADDirectory(file, 0, &dirsize);
- if (dir == NULL)
- ProgError("Cannot read main directory from %s", filename);
- if (view == TRUE)
- DumpWADDirectory(stdout, dir, dirsize);
- else if (argc > 1)
- for (argv++, argc--; argc; argv++, argc--)
- {
- n = FindWADEntry(dir, dirsize, *argv);
- if (n >= dirsize)
- ProgError("Could not find entry %s in directory", *argv);
- if (UnWADFile(stdout, file, 0, dir, dirsize, n, dirname) == FALSE)
- ProgError("Could not unpack entry %s from %s", *argv, filename);
- }
- else
- if (UnWADFile(stdout, file, 0, dir, dirsize, dirsize, dirname) == FALSE)
- ProgError("Could not unpack all entries from %s", filename);
-
- /* close the file and say goodbye */
- fclose(file);
- exit(0);
- }
-