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osmo-mgw
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add osmo-mgw --vty-ref-xml: dump VTY ref XML to stdout 

Add only a long option to not clutter the cmdline namespace.

To add a long option without a short letter is slightly complex: use the 'flag'
and 'val' mechanism as in 'man 3 getopt' to write an option index to
long_option.

Depends: Ic74bbdb6dc5ea05f03c791cc70184861e39cd492 (libosmocore)
Change-Id: Ia988ea1c3f5169bdb4d21f2f05933665711cfcbf
This commit is contained in:
Neels Hofmeyr 2020-06-19 23:08:46 +02:00 committed by neels
parent 13fae78b32
commit f5531845bc
1 changed files with 12 additions and 0 deletions
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12
src/osmo-mgw/mgw_main.c
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@ -98,18 +98,21 @@ static void print_help()
printf(" -s --disable-color\n"); printf(" -s --disable-color\n");
printf(" -D --daemonize Fork the process into a background daemon\n"); printf(" -D --daemonize Fork the process into a background daemon\n");
printf(" -V --version Print the version number\n"); printf(" -V --version Print the version number\n");
printf(" --vty-ref-xml Generate the VTY reference XML output and exit.\n");
} }
static void handle_options(int argc, char **argv) static void handle_options(int argc, char **argv)
{ {
while (1) { while (1) {
int option_index = 0, c; int option_index = 0, c;
static int long_option = 0;
static struct option long_options[] = { static struct option long_options[] = {
{"help", 0, 0, 'h'}, {"help", 0, 0, 'h'},
{"config-file", 1, 0, 'c'}, {"config-file", 1, 0, 'c'},
{"daemonize", 0, 0, 'D'}, {"daemonize", 0, 0, 'D'},
{"version", 0, 0, 'V'}, {"version", 0, 0, 'V'},
{"disable-color", 0, 0, 's'}, {"disable-color", 0, 0, 's'},
{"vty-ref-xml", 0, &long_option, 1},
{0, 0, 0, 0}, {0, 0, 0, 0},
}; };
@ -123,6 +126,15 @@ static void handle_options(int argc, char **argv)
print_help(); print_help();
exit(0); exit(0);
break; break;
case 0:
switch (long_option) {
case 1:
vty_dump_xml_ref(stdout);
exit(0);
default:
fprintf(stderr, "error parsing cmdline options\n");
exit(2);
}
case 'c': case 'c':
config_file = talloc_strdup(tall_bsc_ctx, optarg); config_file = talloc_strdup(tall_bsc_ctx, optarg);
break; break;