main.c: proper help message

This commit is contained in:
Kiëd Llaentenn 2020-09-17 11:54:08 +00:00
parent 228292d9f9
commit d1ad444cd0

26
main.c
View File

@ -23,7 +23,7 @@ main ( int argc, char *argv[] )
{
opts = (struct Options*) calloc(1, sizeof(struct Options*));
if (opts == NULL) {
PRINT("fire: error: cannot ");
EPRINT("fire: error: cannot ");
perror("calloc()");
}
@ -44,17 +44,21 @@ main ( int argc, char *argv[] )
opts->refresh_rate = atoi(ARGF());
break;
case 'V':
PRINT("%s %s\n", argv0, VERSION);
exit(0);
printf("%s %s\n", argv0, VERSION);
exit(EXIT_SUCCESS);
case 'h':
default:
PRINT("fire %s\n(c) Kied Llaentenn and contributors\n", VERSION);
PRINT("https://github.com/lptstr/fire\n");
PRINT("\nUSAGE:\n\t$ fire\n\n");
PRINT("OPTIONS:\n\t-t\tenable true colors.\n");
PRINT("\t-V\tshow version and exit.\n");
PRINT("\t-h\tshow this help message and exit.\n\n");
exit(1);
printf("Usage: %s [-tVh] [-r rate]\n", argv0);
printf("Display a nice fiery animation.\n\n");
printf("ARGUMENTS:\n");
printf(" -r [rate] Change refresh rate. (default: 5)\n");
printf(" -t Enable truecolor. (Will not work on *rxvt)\n");
printf(" -h Display this help message and exit.\n");
printf(" -V Display version and exit.\n\n");
printf("(c) Kiëd Llaentenn, nullgemm\n");
printf("https://github.com/lptstr/fire\n");
exit(EXIT_SUCCESS);
} ARGEND
// initialize termbox
@ -71,7 +75,7 @@ main ( int argc, char *argv[] )
while (TRUE)
{
// clear the screen
tb_clear();
//tb_clear();
// update framebuffer
dofire(&buf);