static int findhelp( VTAB *tab )
{
help_file *fileinfo;
int ret;
fileinfo = help_open( helpInBuf );
if( fileinfo == NULL ) {
return( HELP_NO_SUBJECT );
}
helpFileHdl = fileinfo->f;
helpSearchHdl = fileinfo->searchhdl;
ret = dispHelp( helpStack->word, tab );
/* if a new help file name exists,
then link to the new file
*/
if( helpTab != NULL && helpCur->key2_len != 0 ) {
curEvent = EV_ESCAPE;
}
return( ret );
}
/*
* variable_help()
*
* it shows help about variable from file ${datadir}/ekg/vars.txt
* or ${datadir}/ekg/plugins/{plugin_name}/vars.txt
*
* name - name of the variable
*/
void variable_help(const char *name) {
GIOChannel *f;
gchar *type = NULL, *def = NULL, *tmp;
const gchar *line, *seeking_name;
string_t s;
int found = 0;
variable_t *v = variable_find(name);
if (!v) {
print("variable_not_found", name);
return;
}
if (v->plugin && v->plugin->name) {
char *tmp2;
if (!(f = help_open("vars", v->plugin->name))) {
print("help_set_file_not_found_plugin", v->plugin->name);
return;
}
tmp2 = xstrchr(name, ':');
if (tmp2)
seeking_name = tmp2+1;
else
seeking_name = name;
} else {
if (!(f = help_open("vars", NULL))) {
print("help_set_file_not_found");
return;
}
seeking_name = name;
}
while ((line = read_line(f))) {
if (!xstrcasecmp(line, seeking_name)) {
found = 1;
break;
}
}
if (!found) {
g_io_channel_unref(f);
print("help_set_var_not_found", name);
return;
}
line = read_line(f);
if ((tmp = xstrstr(line, (": "))))
type = xstrdup(tmp + 2);
else
type = xstrdup(("?"));
line = read_line(f);
if ((tmp = xstrstr(line, (": "))))
def = xstrdup(tmp + 2);
else
def = xstrdup(("?"));
print("help_set_header", name, type, def);
xfree(type);
xfree(def);
if (tmp) /* je¶li nie jest to ukryta zmienna... */
read_line(f); /* ... pomijamy liniê */
s = string_init(NULL);
while ((line = read_line(f))) {
if (line[0] != '\t')
break;
if (!xstrncmp(line, ("\t- "), 3) && xstrcmp(s->str, (""))) {
print("help_set_body", s->str);
string_clear(s);
}
if (!xstrncmp(line, ("\t"), 1) && xstrlen(line) == 1) {
string_append(s, ("\n\r"));
continue;
}
string_append(s, line + 1);
if (line[xstrlen(line) - 1] != ' ')
string_append_c(s, ' ');
}
if (xstrcmp(s->str, ("")))
print("help_set_body", s->str);
string_free(s, 1);
if (format_exists("help_set_footer"))
print("help_set_footer", name);
g_io_channel_unref(f);
}