/* EXTPROTO */
void
rxvt_usage(int type)
{
unsigned int i, col;
write(STDERR_FILENO, releasestring, sizeof(releasestring) - 1);
write(STDERR_FILENO, optionsstring, sizeof(optionsstring) - 1);
write(STDERR_FILENO, APL_NAME, sizeof(APL_NAME) - 1);
switch (type) {
case 0: /* brief listing */
fprintf(stderr, " [-help] [--help]\n");
for (col = 1, i = 0; i < optList_size(); i++)
if (optList[i].desc != NULL) {
int len = 0;
if (!optList_isBool(i)) {
len = optList_strlen(i);
if (len > 0)
len++; /* account for space */
}
#ifdef DEBUG_STRICT
assert(optList[i].opt != NULL);
#endif
len += 4 + STRLEN(optList[i].opt) + (optList_isBool(i) ? 2: 0);
col += len;
if (col > 79) { /* assume regular width */
putc('\n', stderr);
col = 1 + len;
}
fprintf(stderr, " [-%s%s", (optList_isBool(i) ? "/+" : ""),
optList[i].opt);
if (optList_strlen(i))
fprintf(stderr, " %s]", optList[i].arg);
else
fprintf(stderr, "]");
}
break;
case 1: /* full command-line listing */
fprintf(stderr, " [options] [-e command args]\n\n"
"where options include:\n");
for (i = 0; i < optList_size(); i++)
if (optList[i].desc != NULL) {
#ifdef DEBUG_STRICT
assert(optList[i].opt != NULL);
#endif
fprintf(stderr, " %s%s %-*s%s%s\n",
(optList_isBool(i) ? "-/+" : "-"), optList[i].opt,
(INDENT - STRLEN(optList[i].opt)
+ (optList_isBool(i) ? 0 : 2)),
(optList[i].arg ? optList[i].arg : ""),
(optList_isBool(i) ? "turn on/off " : ""),
optList[i].desc);
}
fprintf(stderr, "\n --help to list long-options");
break;
case 2: /* full resource listing */
fprintf(stderr,
" [options] [-e command args]\n\n"
"where resources (long-options) include:\n");
for (i = 0; i < optList_size(); i++)
if (optList[i].kw != NULL)
fprintf(stderr, " %s: %*s%s\n",
optList[i].kw,
(INDENT - STRLEN(optList[i].kw)), "", /* XXX */
(optList_isBool(i) ? "boolean" : optList[i].arg));
#ifdef KEYSYM_RESOURCE
fprintf(stderr, " " "keysym.sym" ": %*s%s\n",
(INDENT - sizeof("keysym.sym") + 1), "", /* XXX */
"keysym");
#endif
fprintf(stderr, "\n -help to list options");
break;
}
fprintf(stderr, "\n\n");
exit(EXIT_FAILURE);
/* NOTREACHED */
}
/*----------------------------------------------------------------------*/
void
rxvt_term::rxvt_usage (int type)
{
unsigned int i, col;
rxvt_log ("%s%s%s", releasestring, optionsstring, RESNAME);
switch (type)
{
case 0: /* brief listing */
rxvt_log (" [-help] [--help]\n");
for (col = 1, i = 0; i < ecb_array_length (optList); i++)
if (optList[i].desc != NULL)
{
int len = 0;
if (optList[i].arg)
len = strlen (optList[i].arg) + 1;
assert (optList[i].opt != NULL);
len += 4 + strlen (optList[i].opt) + (optList_isBool (i) ? 2 : 0);
col += len;
if (col > 79)
{
/* assume regular width */
rxvt_log ("\n");
col = 1 + len;
}
rxvt_log (" [-%s%s", (optList_isBool (i) ? "/+" : ""), optList[i].opt);
if (optList[i].arg)
rxvt_log (" %s]", optList[i].arg);
else
rxvt_log ("]");
}
break;
case 1: /* full command-line listing */
rxvt_log (" [options] [-e command args]\n\nwhere options include:\n");
for (i = 0; i < ecb_array_length (optList); i++)
if (optList[i].desc != NULL)
{
assert (optList[i].opt != NULL);
rxvt_log (" %s%s %-*s%s%s\n",
(optList_isBool (i) ? "-/+" : "-"), optList[i].opt,
(INDENT - strlen (optList[i].opt)
+ (optList_isBool (i) ? 0 : 2)),
(optList[i].arg ? optList[i].arg : ""),
(optList_isBool (i) ? "turn on/off " : ""),
optList[i].desc);
}
#if ENABLE_PERL
rxvt_perl.init (this);
rxvt_perl.usage (this, 1);
#endif
rxvt_log ("\n --help to list long-options");
break;
case 2: /* full resource listing */
rxvt_log (" [options] [-e command args]\n\n"
"where resources (long-options) include:\n");
for (i = 0; i < ecb_array_length (optList); i++)
if (optList[i].kw != NULL)
rxvt_log (" %s: %*s%s\n",
optList[i].kw,
(INDENT + 2 - strlen (optList[i].kw)), "", /* XXX */
(optList_isBool (i) ? "boolean" : optList[i].arg));
#if ENABLE_PERL
rxvt_perl.init (this);
rxvt_perl.usage (this, 2);
#endif
rxvt_log ("\n -help to list options");
break;
}
rxvt_log ("\n\n");
rxvt_exit_failure ();
}
