| /* |
| * link implementation for busybox |
| * |
| * Copyright (C) 2017 Denys Vlasenko <vda.linux@googlemail.com> |
| * |
| * Licensed under GPLv2, see file LICENSE in this source tree. |
| */ |
| //config:config LINK |
| //config: bool "link (3.2 kb)" |
| //config: default y |
| //config: help |
| //config: link creates hard links between files. |
| |
| //applet:IF_LINK(APPLET_NOFORK(link, link, BB_DIR_BIN, BB_SUID_DROP, link)) |
| |
| //kbuild:lib-$(CONFIG_LINK) += link.o |
| |
| //usage:#define link_trivial_usage |
| //usage: "FILE LINK" |
| //usage:#define link_full_usage "\n\n" |
| //usage: "Create hard LINK to FILE" |
| |
| #include "libbb.h" |
| |
| /* This is a NOFORK applet. Be very careful! */ |
| |
| int link_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE; |
| int link_main(int argc UNUSED_PARAM, char **argv) |
| { |
| getopt32(argv, "^" "" "\0" "=2"); |
| argv += optind; |
| if (link(argv[0], argv[1]) != 0) { |
| /* shared message */ |
| bb_perror_msg_and_die("can't create %slink '%s' to '%s'", |
| "hard", argv[1], argv[0] |
| ); |
| } |
| return EXIT_SUCCESS; |
| } |