view main.c @ 1:59d58fab67c6

Next snapshot. Tries to grab something out of lib in order to build, I have an empty "blah.c" in there to make it happy but I'm not checking that in.
author landley@driftwood
date Thu, 28 Sep 2006 17:18:51 -0400
parents toys/main.c@e651a31d5416
children 67b517913e56
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/* vi: set ts=4 :*/
/* Toybox infrastructure.
 * Copyright 2006 Rob Landley <>
 * Licensed under GPL version 2, see file LICENSE in this tarball for details.

#include "toys.h"

// The monster fun applet list.

struct toy_list toy_list[] = {
	{"toybox", toybox_main},
	{"df", df_main},
	{"toysh", toysh_main}

// global context for this applet.

struct toy_context toys;

usage (short long example info)
path (/usr/sbin)

int toybox_main(void)
	return 0;

int toysh_main(void)

struct toy_list *find_toy_by_name(char *name)
	int top, bottom, middle;

	// If the name starts with "toybox", accept that as a match.  Otherwise
	// skip the first entry, which is out of order.

	if (!strncmp(name,"toybox",6)) return toy_list;

	// Binary search to find this applet.

	top=(sizeof(toy_list)/sizeof(struct toy_list))-1;
	for(;;) {
		int result;
		if(middle<bottom || middle>top) return NULL;
		result = strcmp(name,toy_list[middle].name);
		if(!result) return toy_list+middle;
		if(result<0) top=--middle;
		else bottom=++middle;

int main(int argc, char *argv[])
	char *name;

	// Record command line arguments.
	toys.argc = argc;
	toys.argv = argv;

	// Figure out which applet got called.
	name = rindex(argv[0],'/');
	if (!name) name = argv[0];
	else name++;
	toys.which = find_toy_by_name(name);

	if (!toys.which) {
		dprintf(2,"No behavior for %s\n",name);
		return 1;
	return toys.which->toy_main();