| // SPDX-License-Identifier: GPL-2.0 |
| /* |
| * Copyright (c) 2014 Christoph Hellwig. |
| * All Rights Reserved. |
| */ |
| |
| #include "command.h" |
| #include "input.h" |
| #include "init.h" |
| #include "io.h" |
| |
| #ifndef AT_EMPTY_PATH |
| #define AT_EMPTY_PATH 0x1000 |
| #endif |
| |
| static cmdinfo_t flink_cmd; |
| |
| static void |
| flink_help(void) |
| { |
| printf(_( |
| "\n" |
| "link the open file descriptor to the supplied filename\n" |
| "\n" |
| "\n")); |
| } |
| |
| static int |
| flink_f( |
| int argc, |
| char **argv) |
| { |
| if (argc != 2) |
| return command_usage(&flink_cmd); |
| |
| if (linkat(file->fd, "", AT_FDCWD, argv[1], AT_EMPTY_PATH) < 0) { |
| perror("flink"); |
| exitcode = 1; |
| return 0; |
| } |
| return 0; |
| } |
| |
| void |
| flink_init(void) |
| { |
| flink_cmd.name = "flink"; |
| flink_cmd.cfunc = flink_f; |
| flink_cmd.argmin = 1; |
| flink_cmd.argmax = 1; |
| flink_cmd.flags = CMD_NOMAP_OK | CMD_FOREIGN_OK | CMD_FLAG_ONESHOT; |
| flink_cmd.args = _("filename"); |
| flink_cmd.oneline = |
| _("link the open file descriptor to the supplied filename"); |
| flink_cmd.help = flink_help; |
| |
| add_command(&flink_cmd); |
| } |