C++ (Cpp) fw_parse_script Examples

Example #1

File: uboot.c Project: sbabic/swupdate

int bootloader_apply_list(const char *filename)
{
	int lockfd;
	int ret;

	lockfd = lock_uboot_env();
	if (lockfd < 0) {
		ERROR("Error opening U-Boot lock file %s, %s", lockname, strerror(errno));
		return -ENODEV;
	}

	ret = fw_parse_script((char *)filename, fw_env_opts);
	fw_env_close (fw_env_opts);
	unlock_uboot_env(lockfd);
	
	return ret;
}

Example #2

File: fw_env_main.c Project: jiapei100/u-boot

int main(int argc, char *argv[])
{
	char *lockname = "/var/lock/" CMD_PRINTENV ".lock";
	int lockfd = -1;
	int retval = EXIT_SUCCESS;
	char *_cmdname;

	_cmdname = *argv;
	if (strrchr(_cmdname, '/') != NULL)
		_cmdname = strrchr(_cmdname, '/') + 1;

	if (strcmp(_cmdname, CMD_PRINTENV) == 0) {
		do_printenv = 1;
	} else if (strcmp(_cmdname, CMD_SETENV) == 0) {
		do_printenv = 0;
	} else {
		fprintf(stderr,
			"Identity crisis - may be called as `%s' or as `%s' but not as `%s'\n",
			CMD_PRINTENV, CMD_SETENV, _cmdname);
		exit(EXIT_FAILURE);
	}

	if (do_printenv) {
		if (parse_printenv_args(argc, argv))
			exit(EXIT_FAILURE);
	} else {
		if (parse_setenv_args(argc, argv))
			exit(EXIT_FAILURE);
	}

	/* shift parsed flags, jump to non-option arguments */
	argc -= optind;
	argv += optind;

	if (env_opts.lockname) {
		lockname = malloc(sizeof(env_opts.lockname) +
				sizeof(CMD_PRINTENV) + 10);
		if (!lockname) {
			fprintf(stderr, "Unable allocate memory");
			exit(EXIT_FAILURE);
		}

		sprintf(lockname, "%s/%s.lock",
			env_opts.lockname, CMD_PRINTENV);
	}

	lockfd = open(lockname, O_WRONLY | O_CREAT | O_TRUNC, 0666);
	if (-1 == lockfd) {
		fprintf(stderr, "Error opening lock file %s\n", lockname);
		return EXIT_FAILURE;
	}

	if (-1 == flock(lockfd, LOCK_EX)) {
		fprintf(stderr, "Error locking file %s\n", lockname);
		close(lockfd);
		return EXIT_FAILURE;
	}

	if (do_printenv) {
		if (fw_printenv(argc, argv, noheader, &env_opts) != 0)
			retval = EXIT_FAILURE;
	} else {
		if (!script_file) {
			if (fw_env_set(argc, argv, &env_opts) != 0)
				retval = EXIT_FAILURE;
		} else {
			if (fw_parse_script(script_file, &env_opts) != 0)
				retval = EXIT_FAILURE;
		}
	}

	if (env_opts.lockname)
		free(lockname);

	flock(lockfd, LOCK_UN);
	close(lockfd);
	return retval;
}