blob: 4687d0ec4192999603b8c14568f19ccad2d86b04 [file] [log] [blame]
/* vi: set sw=4 ts=4: */
/*
* help.c - Show help for toybox
*/
#include "toys.h"
#include "toys/help.h"
#undef NEWTOY
#undef OLDTOY
#define NEWTOY(name,opt,flags) help_##name "\0"
#define OLDTOY(name,oldname,opts,flags) "\xff" #oldname "\0"
static char *help_data =
#include "toys/toylist.h"
;
int help_main(void)
{
struct toy_list *t = toy_find(*toys.optargs);
int i = t-toy_list;
char *s = help_data;
if (!t) error_exit("Unknown command '%s'\n", *toys.optargs);
for (;;) {
while (i--) s += strlen(s) + 1;
if (*s != 255) break;
i = toy_find(++s)-toy_list;
s = help_data;
}
fprintf(toys.exithelp ? stderr : stdout, "%s", s);
return 0;
}