diff options
Diffstat (limited to 'release/src/router/busybox/libbb/device_open.c')
| -rw-r--r-- | release/src/router/busybox/libbb/device_open.c | 45 |
1 files changed, 9 insertions, 36 deletions
diff --git a/release/src/router/busybox/libbb/device_open.c b/release/src/router/busybox/libbb/device_open.c index 8e97ce6c..cf8bcf64 100644 --- a/release/src/router/busybox/libbb/device_open.c +++ b/release/src/router/busybox/libbb/device_open.c @@ -2,45 +2,27 @@ /* * Utility routines. * - * Copyright (C) tons of folks. Tracking down who wrote what - * isn't something I'm going to worry about... If you wrote something - * here, please feel free to acknowledge your work. - * - * 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 - * - * Based in part on code from sash, Copyright (c) 1999 by David I. Bell - * Permission has been granted to redistribute this code under the GPL. + * Copyright (C) 1999-2004 by Erik Andersen <andersen@codepoet.org> * + * Licensed under GPLv2 or later, see file LICENSE in this tarball for details. */ -#include <stdio.h> -#include <fcntl.h> #include "libbb.h" - /* try to open up the specified device */ -extern int device_open(char *device, int mode) +int FAST_FUNC device_open(const char *device, int mode) { - int m, f, fd = -1; + int m, f, fd; m = mode | O_NONBLOCK; /* Retry up to 5 times */ - for (f = 0; f < 5; f++) - if ((fd = open(device, m, 0600)) >= 0) + /* TODO: explain why it can't be considered insane */ + for (f = 0; f < 5; f++) { + fd = open(device, m, 0600); + if (fd >= 0) break; + } if (fd < 0) return fd; /* Reset original flags. */ @@ -48,12 +30,3 @@ extern int device_open(char *device, int mode) fcntl(fd, F_SETFL, mode); return fd; } - -/* END CODE */ -/* -Local Variables: -c-file-style: "linux" -c-basic-offset: 4 -tab-width: 4 -End: -*/ |