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Last change
on this file since 2725 was 2725, checked in by Bruno Cornec, 13 years ago |
- Update mindi-busybox to 1.18.3 to avoid problems with the tar command which is now failing on recent versions with busybox 1.7.3
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File size:
900 bytes
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| 1 | /* vi: set sw=4 ts=4: */
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| 2 | /*
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| 3 | * freeramdisk and fdflush implementations for busybox
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| 4 | *
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| 5 | * Copyright (C) 2000 and written by Emanuele Caratti <wiz@iol.it>
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| 6 | * Adjusted a bit by Erik Andersen <andersen@codepoet.org>
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| 7 | * Unified with fdflush by Tito Ragusa <farmatito@tiscali.it>
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| 8 | *
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| 9 | * Licensed under GPLv2, see file LICENSE in this source tree.
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| 10 | */
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| 11 | #include <sys/mount.h>
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| 12 | #include "libbb.h"
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| 13 |
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| 14 | /* From <linux/fd.h> */
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| 15 | #define FDFLUSH _IO(2,0x4b)
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| 16 |
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| 17 | int freeramdisk_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
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| 18 | int freeramdisk_main(int argc UNUSED_PARAM, char **argv)
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| 19 | {
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| 20 | int fd;
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| 21 |
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| 22 | fd = xopen(single_argv(argv), O_RDWR);
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| 23 |
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| 24 | // Act like freeramdisk, fdflush, or both depending on configuration.
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| 25 | ioctl_or_perror_and_die(fd, (ENABLE_FREERAMDISK && applet_name[1] == 'r')
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| 26 | || !ENABLE_FDFLUSH ? BLKFLSBUF : FDFLUSH, NULL, "%s", argv[1]);
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| 27 |
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| 28 | if (ENABLE_FEATURE_CLEAN_UP) close(fd);
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| 29 |
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| 30 | return EXIT_SUCCESS;
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| 31 | }
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