diff options
Diffstat (limited to 'src/devices/grohtml-old/html.cc')
| -rwxr-xr-x | src/devices/grohtml-old/html.cc | 22 |
1 files changed, 16 insertions, 6 deletions
diff --git a/src/devices/grohtml-old/html.cc b/src/devices/grohtml-old/html.cc index 89247256..102c043a 100755 --- a/src/devices/grohtml-old/html.cc +++ b/src/devices/grohtml-old/html.cc @@ -6533,7 +6533,7 @@ printer *make_printer() return new html_printer; } -static void usage(); +static void usage(FILE *stream); int main(int argc, char **argv) { @@ -6541,7 +6541,13 @@ int main(int argc, char **argv) static char stderr_buf[BUFSIZ]; setbuf(stderr, stderr_buf); int c; - while ((c = getopt(argc, argv, "F:atTvdgmx?I:r:")) != EOF) + static const struct option long_options[] = { + { "help", no_argument, 0, CHAR_MAX + 1 }, + { "version", no_argument, 0, 'v' }, + { NULL, 0, 0, 0 } + }; + while ((c = getopt_long(argc, argv, "F:atTvdgmx?I:r:", long_options, NULL)) + != EOF) switch(c) { case 'v': { @@ -6585,8 +6591,13 @@ int main(int argc, char **argv) // leave margins alone margin_on = TRUE; break; + case CHAR_MAX + 1: // --help + usage(stdout); + exit(0); + break; case '?': - usage(); + usage(stderr); + exit(1); break; default: assert(0); @@ -6601,9 +6612,8 @@ int main(int argc, char **argv) return 0; } -static void usage() +static void usage(FILE *stream) { - fprintf(stderr, "usage: %s [-avdgmt?] [-r resolution] [-F dir] [-I imagetype] [files ...]\n", + fprintf(stream, "usage: %s [-avdgmt?] [-r resolution] [-F dir] [-I imagetype] [files ...]\n", program_name); - exit(1); } |