diff options
Diffstat (limited to 'util-linux')
| -rw-r--r-- | util-linux/Makefile.in | 2 | ||||
| -rw-r--r-- | util-linux/fdflush.c | 54 | ||||
| -rw-r--r-- | util-linux/freeramdisk.c | 49 |
3 files changed, 10 insertions, 95 deletions
diff --git a/util-linux/Makefile.in b/util-linux/Makefile.in index f6a50b7f7..522ae2ffb 100644 --- a/util-linux/Makefile.in +++ b/util-linux/Makefile.in @@ -13,7 +13,7 @@ srcdir=$(top_srcdir)/util-linux UTILLINUX-y:= UTILLINUX-$(CONFIG_DMESG) +=dmesg.o UTILLINUX-$(CONFIG_FBSET) +=fbset.o -UTILLINUX-$(CONFIG_FDFLUSH) +=fdflush.o +UTILLINUX-$(CONFIG_FDFLUSH) +=freeramdisk.o UTILLINUX-$(CONFIG_FDFORMAT) +=fdformat.o UTILLINUX-$(CONFIG_FDISK) +=fdisk.o UTILLINUX-$(CONFIG_FREERAMDISK) +=freeramdisk.o diff --git a/util-linux/fdflush.c b/util-linux/fdflush.c deleted file mode 100644 index 79c8f454f..000000000 --- a/util-linux/fdflush.c +++ /dev/null @@ -1,54 +0,0 @@ -/* vi: set sw=4 ts=4: */ -/* - * Mini fdflush implementation for busybox - * - * Copyright (C) 1995, 1996 by Bruce Perens <bruce@perens.com>. - * Copyright (C) 2003 by Erik Andersen <andersen@codeoet.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - * - */ - -#include <stdio.h> -#include <sys/ioctl.h> -#include <fcntl.h> -#include <stdlib.h> -#include <unistd.h> -#include "busybox.h" - -/* From <linux/fd.h> */ -#define FDFLUSH _IO(2,0x4b) - -int fdflush_main(int argc, char **argv) -{ - int fd, result; - - if (argc != 2) - bb_show_usage(); - - fd = bb_xopen(argv[1], 0); - - result = ioctl(fd, FDFLUSH, 0); - - if (ENABLE_FEATURE_CLEAN_UP) close(fd); - - if (result) { - bb_perror_nomsg_and_die(); - } - - /* Don't bother closing. Exit does - * that, so we can save a few bytes */ - return EXIT_SUCCESS; -} diff --git a/util-linux/freeramdisk.c b/util-linux/freeramdisk.c index cfea35bea..b5449750a 100644 --- a/util-linux/freeramdisk.c +++ b/util-linux/freeramdisk.c @@ -1,24 +1,12 @@ /* vi: set sw=4 ts=4: */ /* - * freeramdisk implementation for busybox + * freeramdisk and fdflush implementations for busybox * * Copyright (C) 2000 and written by Emanuele Caratti <wiz@iol.it> * Adjusted a bit by Erik Andersen <andersen@codepoet.org> + * Unified with fdflush by Tito Ragusa <farmatito@tiscali.it> * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - * + * Licensed under GPLv2 or later, see file LICENSE in this tarball for details. */ #include <stdio.h> @@ -30,40 +18,21 @@ #include <unistd.h> #include "busybox.h" - -/* From linux/fs.h */ -#define BLKFLSBUF _IO(0x12,97) /* flush buffer cache */ - -extern int -freeramdisk_main(int argc, char **argv) +extern int freeramdisk_main(int argc, char **argv) { int result; int fd; - if (argc != 2) { - bb_show_usage(); - } + if (argc != 2) bb_show_usage(); fd = bb_xopen(argv[1], O_RDWR); - result = ioctl(fd, BLKFLSBUF); + // Act like freeramdisk, fdflush, or both depending on configuration. + result = ioctl(fd, (bb_applet_name[1]=='r' && ENABLE_FREERAMDISK) + || !ENABLE_FDFLUSH ? _IO(0x12,97) : _IO(2,0x4b)); if (ENABLE_FEATURE_CLEAN_UP) close(fd); - if (result < 0) { - bb_perror_msg_and_die("failed ioctl on %s", argv[1]); - } - - /* Don't bother closing. Exit does - * that, so we can save a few bytes */ + if (result) bb_perror_msg_and_die("%s", argv[1]); return EXIT_SUCCESS; } - -/* -Local Variables: -c-file-style: "linux" -c-basic-offset: 4 -tab-width: 4 -End: -*/ - |