shithub: rgbds

ref: 02e622074229cca81c64b33cea2d1e5e168ad4fe
dir: /src/lib/main.c/

#include <ctype.h>
#include <err.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sysexits.h>

#include "asmotor.h"

#include "lib/types.h"
#include "lib/library.h"

/*
 * Print the usagescreen
 *
 */

void 
PrintUsage(void)
{
	printf("RGBLib v" LIB_VERSION " (part of ASMotor " ASMOTOR_VERSION ")\n\n"
	    "Usage: rgblib library command [module1 module2 ... modulen]\n"
	    "Commands:\n\ta\tAdd/replace modules to library\n"
	    "\td\tDelete modules from library\n"
	    "\tl\tList library contents\n"
	    "\tx\tExtract modules from library\n");
	exit(EX_USAGE);
}
/*
 * The main routine
 *
 */

int 
main(int argc, char *argv[])
{
	SLONG argn = 0;
	char *libname;

	argc -= 1;
	argn += 1;

	if (argc >= 2) {
		UBYTE command;
		sLibrary *lib;

		lib = lib_Read(libname = argv[argn++]);
		argc -= 1;

		if (strlen(argv[argn]) == 1) {
			command = argv[argn++][0];
			argc -= 1;

			switch (tolower(command)) {
			case 'a':
				while (argc) {
					lib = lib_AddReplace(lib, argv[argn++]);
					argc -= 1;
				}
				lib_Write(lib, libname);
				lib_Free(lib);
				break;
			case 'd':
				while (argc) {
					lib =
					    lib_DeleteModule(lib, argv[argn++]);
					argc -= 1;
				}
				lib_Write(lib, libname);
				lib_Free(lib);
				break;
			case 'l':
				{
					sLibrary *l;

					l = lib;

					while (l) {
						printf("%10ld %s\n",
						    l->nByteLength,
						    l->tName);
						l = l->pNext;
					}
				}
				break;
			case 'x':
				while (argc) {
					sLibrary *l;

					l = lib_Find(lib, argv[argn]);
					if (l) {
						FILE *f;

						if ((f = fopen(argv[argn], "wb"))) {
							fwrite(l->pData,
							    sizeof(UBYTE),
							    l->nByteLength,
							    f);
							fclose(f);
							printf
							    ("Extracted module '%s'\n",
							    argv[argn]);
						} else
							errx(EX_NOINPUT,
							    "Unable to write module");
					} else
						errx(EX_NOINPUT, "Module not found");

					argn += 1;
					argc -= 1;
				}
				lib_Free(lib);
				break;
			default:
				errx(EX_USAGE, "Invalid command");
				break;
			}

		} else {
			errx(EX_USAGE, "Invalid command");
		}
	} else
		PrintUsage();

	return (0);
}