int sort(int argc, char **argv)
{
if (argc < 2) return sort_help();
int c;
char *in, *out;
uint32_t num_fields, num_records;
int i_is_set = 0,
o_is_set = 0;
while ((c = getopt (argc, argv, "hi:o:")) != -1) {
switch (c) {
case 'i':
i_is_set = 1;
in = optarg;
break;
case 'o':
o_is_set = 1;
out = optarg;
break;
case 'h':
sort_help();
return 1;
case '?':
if ( (optopt == 'i') ||
(optopt == 'o') )
fprintf (stderr, "Option -%c requires an argument.\n",
optopt);
else if (isprint (optopt))
fprintf (stderr, "Unknown option `-%c'.\n", optopt);
else
fprintf (stderr, "Unknown option character `\\x%x'.\n", optopt);
default:
sort_help();
return 1;
}
}
char *type = argv[0];
if (i_is_set == 0) {
printf("Input file is not set\n");
return sort_help();
}
if (o_is_set == 0) {
printf("Output file is not set\n");
return sort_help();
}
if (strcmp(type, "plt-field-freq") == 0) return plt_field_freq(in, out);
return 1;
}
/* Disply command-line help. */
void
cmdline_help (bool as_action)
{
unsigned i;
sort_help();
for (i = 0; i < sorted_help_count; i++) {
char *h = sorted_help[i].help_opts;
char *ht;
char *hx = NULL;
char *star;
if (sorted_help[i].type == OPT_XRM &&
h != NULL && (star = strchr(h, '*')) != NULL) {
ht = hx = xs_buffer("%.*s%s%s", (int)(star - h), h, app,
star + 1);
} else {
ht = h;
}
if (as_action) {
action_output(" %s%s%s",
sorted_help[i].name,
ht? " ": "",
ht? ht: "");
action_output(" %s", sorted_help[i].help_text);
} else {
fprintf(stderr, " %s%s%s\n %s\n",
sorted_help[i].name,
ht? " ": "",
ht? ht: "",
sorted_help[i].help_text);
}
if (hx != NULL) {
Free(hx);
}
}
}
