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- patch from Denis Vlasenko to add and use bb_xopen3()

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This commit is contained in:
Bernhard Reutner-Fischer 2006-04-13 12:45:04 +00:00
parent 4f3d2deaa4
commit c2cb0f32b4
12 changed files with 38 additions and 71 deletions
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2
archival/gzip.c
View File

@ -1228,7 +1228,7 @@ int gzip_main(int argc, char **argv)
inFileNum = STDIN_FILENO;
outFileNum = STDOUT_FILENO;
} else {
inFileNum = bb_xopen(argv[i], O_RDONLY);
inFileNum = bb_xopen3(argv[i], O_RDONLY, 0);
if (fstat(inFileNum, &statBuf) < 0)
bb_perror_msg_and_die("%s", argv[i]);
time_stamp = statBuf.st_ctime;

19
coreutils/dd.c
View File

@ -5,20 +5,7 @@
*
* Copyright (C) 2000,2001 Matt Kraai
*
* 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 <sys/types.h>
@ -119,9 +106,7 @@ int dd_main(int argc, char **argv)
oflag |= O_TRUNC;
}
if ((ofd = open(outfile, oflag, 0666)) < 0) {
bb_perror_msg_and_die("%s", outfile);
}
ofd = bb_xopen3(outfile, oflag, 0666);
if (seek && trunc_flag) {
if (ftruncate(ofd, seek * bs) < 0) {

1
include/libbb.h
View File

@ -440,6 +440,7 @@ extern struct spwd *pwd_to_spwd(const struct passwd *pw);
extern int obscure(const char *old, const char *newval, const struct passwd *pwdp);
extern int bb_xopen(const char *pathname, int flags);
extern int bb_xopen3(const char *pathname, int flags, int mode);
extern ssize_t bb_xread(int fd, void *buf, size_t count);
extern void bb_xread_all(int fd, void *buf, size_t count);
extern unsigned char bb_xread_char(int fd);

2
libbb/Makefile.in
View File

@ -68,7 +68,7 @@ $(LIBBB_MOBJ0):$(LIBBB_MSRC0)
LIBBB_MSRC1:=$(srcdir)/xfuncs.c
LIBBB_MOBJ1:=xmalloc.o xrealloc.o xcalloc.o xstrdup.o xstrndup.o \
xfopen.o xopen.o xread.o xread_all.o xread_char.o \
xfopen.o xopen.o xopen3.o xread.o xread_all.o xread_char.o \
xferror.o xferror_stdout.o xfflush_stdout.o strlen.o
LIBBB_MOBJ1:=$(patsubst %,$(LIBBB_DIR)/%, $(LIBBB_MOBJ1))
$(LIBBB_MOBJ1):$(LIBBB_MSRC1)

13
libbb/xfuncs.c
View File

@ -99,11 +99,18 @@ FILE *bb_xfopen(const char *path, const char *mode)
#ifdef L_xopen
int bb_xopen(const char *pathname, int flags)
{
return bb_xopen3(pathname, flags, 0777);
}
#endif
#ifdef L_xopen3
int bb_xopen3(const char *pathname, int flags, int mode)
{
int ret;
ret = open(pathname, flags, 0777);
if (ret == -1) {
ret = open(pathname, flags, mode);
if (ret < 0) {
bb_perror_msg_and_die("%s", pathname);
}
return ret;
@ -116,7 +123,7 @@ ssize_t bb_xread(int fd, void *buf, size_t count)
ssize_t size;
size = read(fd, buf, count);
if (size == -1) {
if (size < 0) {
bb_perror_msg_and_die(bb_msg_read_error);
}
return(size);

29
miscutils/crontab.c
View File

@ -179,20 +179,16 @@ crontab_main(int ac, char **av)
char buf[1024];
snprintf(tmp, sizeof(tmp), TMPDIR "/crontab.%d", getpid());
if ((fd = open(tmp, O_RDWR|O_CREAT|O_TRUNC|O_EXCL, 0600)) >= 0) {
chown(tmp, getuid(), getgid());
if ((fi = fopen(pas->pw_name, "r"))) {
while ((n = fread(buf, 1, sizeof(buf), fi)) > 0)
write(fd, buf, n);
}
EditFile(caller, tmp);
remove(tmp);
lseek(fd, 0L, 0);
repFd = fd;
} else {
bb_error_msg_and_die("unable to create %s", tmp);
fd = bb_xopen3(tmp, O_RDWR|O_CREAT|O_TRUNC|O_EXCL, 0600);
chown(tmp, getuid(), getgid());
if ((fi = fopen(pas->pw_name, "r"))) {
while ((n = fread(buf, 1, sizeof(buf), fi)) > 0)
write(fd, buf, n);
}
EditFile(caller, tmp);
remove(tmp);
lseek(fd, 0L, 0);
repFd = fd;
}
option = REPLACE;
/* fall through */
@ -289,11 +285,8 @@ GetReplaceStream(const char *user, const char *file)
if (ChangeUser(user, 0) < 0)
exit(0);
fd = open(file, O_RDONLY);
if (fd < 0) {
bb_error_msg("unable to open %s", file);
exit(0);
}
bb_default_error_retval = 0;
fd = bb_xopen3(file, O_RDONLY, 0);
buf[0] = 0;
write(filedes[1], buf, 1);
while ((n = read(fd, buf, sizeof(buf))) > 0) {

3
miscutils/mt.c
View File

@ -101,8 +101,7 @@ int mt_main(int argc, char **argv)
break;
}
if ((fd = open(file, mode, 0)) < 0)
bb_perror_msg_and_die("%s", file);
fd = bb_xopen3(file, mode, 0);
switch (code->value) {
case MTTELL:

10
miscutils/rx.c
View File

@ -1,3 +1,4 @@
/* vi: set sw=4 ts=4: */
/*-------------------------------------------------------------------------
* Filename: xmodem.c
* Version: $Id: rx.c,v 1.2 2004/03/15 08:28:46 andersen Exp $
@ -289,13 +290,8 @@ int rx_main(int argc, char **argv)
bb_show_usage();
fn = argv[1];
ttyfd = open("/dev/tty", O_RDWR);
if (ttyfd < 0)
bb_error_msg_and_die("%s: open on /dev/tty failed: %m\n", argv[0]);
filefd = open(fn, O_RDWR|O_CREAT|O_TRUNC, 0666);
if (filefd < 0)
bb_error_msg_and_die("%s: open on %s failed: %m\n", argv[0], fn);
ttyfd = bb_xopen3("/dev/tty", O_RDWR, 0);
filefd = bb_xopen3(fn, O_RDWR|O_CREAT|O_TRUNC, 0666);
if (tcgetattr(ttyfd, &tty) < 0)
bb_error_msg_and_die("%s: tcgetattr failed: %m\n", argv[0]);

19
modutils/insmod.c
View File

@ -55,20 +55,7 @@
* Restructured (and partly rewritten) by:
* Björn Ekwall <bj0rn@blox.se> February 1999
*
* 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 <stdlib.h>
@ -4297,9 +4284,7 @@ int insmod_ng_main( int argc, char **argv)
strcat(options, " ");
}
if ((fd = open(filename, O_RDONLY, 0)) < 0) {
bb_perror_msg_and_die("cannot open module `%s'", filename);
}
fd = bb_xopen3(filename, O_RDONLY, 0);
fstat(fd, &st);
len = st.st_size;

3
networking/vconfig.c
View File

@ -123,7 +123,8 @@ int vconfig_main(int argc, char **argv)
}
/* Don't bother closing the filedes. It will be closed on cleanup. */
bb_xopen(conf_file_name, O_RDONLY); /* Will die if 802.1q is not present */
/* Will die if 802.1q is not present */
bb_xopen3(conf_file_name, O_RDONLY, 0);
memset(&ifr, 0, sizeof(struct vlan_ioctl_args));

4
util-linux/mkfs_minix.c
View File

@ -307,7 +307,7 @@ static inline int get_size(const char *file)
int fd;
long size;
fd = bb_xopen(file, O_RDWR);
fd = bb_xopen3(file, O_RDWR, 0);
if (ioctl(fd, BLKGETSIZE, &size) >= 0) {
close(fd);
return (size * 512);
@ -820,7 +820,7 @@ goodbye:
tmp += dirsize;
*(short *) tmp = 2;
strcpy(tmp + 2, ".badblocks");
DEV = bb_xopen(device_name, O_RDWR);
DEV = bb_xopen3(device_name, O_RDWR, 0);
if (fstat(DEV, &statbuf) < 0)
bb_error_msg_and_die("unable to stat %s", device_name);
if (!S_ISBLK(statbuf.st_mode))

4
util-linux/mkswap.c
View File

@ -258,7 +258,7 @@ static inline long get_size(const char *file)
int fd;
long size;
fd = bb_xopen(file, O_RDONLY);
fd = bb_xopen3(file, O_RDONLY, 0);
if (ioctl(fd, BLKGETSIZE, &size) >= 0) {
size /= pagesize / 512;
} else {
@ -341,7 +341,7 @@ int mkswap_main(int argc, char **argv)
PAGES * goodpages);
}
DEV = bb_xopen(device_name, O_RDWR);
DEV = bb_xopen3(device_name, O_RDWR, 0);
if (fstat(DEV, &statbuf) < 0)
bb_perror_msg_and_die("%s", device_name);
if (!S_ISBLK(statbuf.st_mode))