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(main, print_usage): New options -h and -v.

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(print_usage): Improve usage message.
This commit is contained in:
Markus Armbruster 2006-01-27 18:01:33 +00:00
parent 68a7ae71b0
commit 1af78f75ef
1 changed files with 16 additions and 4 deletions
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20
src/util/files.c
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@ -61,6 +61,7 @@
#include "tel.h"
#include "prototypes.h"
#include "optlist.h"
#include "version.h"
static void file_sct_init(coord x, coord y, s_char *ptr,
time_t timestamp);
@ -68,8 +69,13 @@ static void file_sct_init(coord x, coord y, s_char *ptr,
static void
print_usage(char *program_name)
{
printf("Usage: %s -f -e econfig_file\n", program_name);
printf("-f force mode\n");
printf("Usage: %s [OPTION]...\n"
" -e CONFIG-FILE configuration file\n"
" (default %s)\n"
" -f force overwrite of existing game\n"
" -h display this help and exit\n"
" -v display version information and exit\n",
program_name, dflt_econfig);
}
int
@ -88,7 +94,7 @@ main(int argc, char *argv[])
int force = 0;
time_t current_time = time(NULL);
while ((opt = getopt(argc, argv, "e:f")) != EOF) {
while ((opt = getopt(argc, argv, "e:fhv")) != EOF) {
switch (opt) {
case 'e':
config_file = optarg;
@ -96,9 +102,15 @@ main(int argc, char *argv[])
case 'f':
force = 1;
break;
case 'h':
print_usage(argv[0]);
exit(0);
case 'v':
printf("%s\n\n%s", version, legal);
exit(0);
default:
print_usage(argv[0]);
exit(-1);
exit(1);
}
}