int main(int argc, char *argv[])
{
int option_index = 0;
int c = 0;
int max, i;
char delimiter = ' ';
struct option long_options[] = {
{"delimiter", required_argument, 0, OPT_DELIMITER},
{"version", no_argument, 0, OPT_VERSION},
{"help", no_argument, 0, OPT_HELP},
{0, 0, 0, 0}
};
while ((c = getopt_long_only(argc, argv, "hvd:", long_options, &option_index)) != -1) {
switch (c) {
case OPT_DELIMITER:
if (!optarg[0] || optarg[1]) {
fprintf(stderr, "invalid delimiter '%s'\n", optarg);
exit(EXIT_FAILURE);
}
delimiter = optarg[0];
break;
case OPT_HELP:
print_version();
printf("\n");
print_full_usage();
printf("\n");
exit(EXIT_SUCCESS);
case OPT_VERSION:
print_version();
exit(EXIT_SUCCESS);
}
} /* end while getopt_long_only */
if(argc-optind < 1) {
print_full_usage();
exit(EXIT_FAILURE);
}
max = bee_uniq(argc-optind, &argv[optind]);
max += optind-1;
for(i=optind; i <= max; i++) {
fputs(argv[i], stdout);
if(max-i)
putchar(delimiter);
}
putchar('\n');
return(EXIT_SUCCESS);
}
int print_command_usage(struct command *cmds, char *command)
{
struct command *cmd;
struct command nullcmd = {NULL, NULL, 0, NULL, NULL};
for (cmd = cmds; memcmp(cmd, &nullcmd, sizeof(nullcmd)) != 0; cmd++) {
if (cmd->name)
if (strcmp(cmd->name, command) == 0) {
print_full_usage(cmd);
return 0;
}
}
printf("invalid command: %s\n", command);
return 1;
}
int main(int argc, char *argv[])
{
int option_index = 0;
int c = 0;
char delimiter = '.';
char opt_short = 0;
char opt_newline = 0;
char *opt_prepend = "";
char *opt_append = opt_prepend;
struct option long_options[] = {
{"delimiter", required_argument, 0, OPT_DELIMITER},
{"prepend", required_argument, 0, OPT_PREPEND},
{"append", required_argument, 0, OPT_APPEND},
{"short", no_argument, 0, OPT_SHORT},
{"newline", no_argument, 0, OPT_NEWLINE},
{"version", no_argument, 0, OPT_VERSION},
{"help", no_argument, 0, OPT_HELP},
{0, 0, 0, 0}
};
while ((c = getopt_long_only(argc, argv, "p:a:d:sn", long_options, &option_index)) != -1) {
switch (c) {
case OPT_DELIMITER:
if (!optarg[0] || optarg[1]) {
fprintf(stderr, "invalid delimiter '%s'\n", optarg);
exit(EXIT_FAILURE);
}
delimiter = optarg[0];
break;
case OPT_PREPEND:
opt_prepend = optarg;
break;
case OPT_APPEND:
opt_append = optarg;
break;
case OPT_SHORT:
opt_short = 1;
break;
case OPT_NEWLINE:
opt_newline = 1;
break;
case OPT_HELP:
printf("\n");
print_version();
printf("\n");
print_full_usage();
exit(EXIT_SUCCESS);
case OPT_VERSION:
print_version();
exit(EXIT_SUCCESS);
case '?':
exit(EXIT_FAILURE);
}
} /* end while getopt_long_only */
if(argc-optind < 1) {
print_full_usage();
exit(EXIT_FAILURE);
}
while(optind < argc)
cut_and_print(argv[optind++], delimiter, opt_short,
opt_newline, opt_prepend, opt_append);
return(0);
}
