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Use busybox error handling functions wherever possible.

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This commit is contained in:
Matt Kraai 2000-12-22 01:48:07 +00:00
parent e9f07fb6e8
commit a9819b2908
50 changed files with 244 additions and 425 deletions
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27
archival/gzip.c
View File

@ -1867,18 +1867,13 @@ int gzip_main(int argc, char **argv)
usage(gzip_usage);
strncpy(ifname, *argv, MAX_PATH_LEN);
/* Open input fille */
/* Open input file */
inFileNum = open(ifname, O_RDONLY);
if (inFileNum < 0) {
perror(ifname);
exit(WARNING);
}
if (inFileNum < 0)
perror_msg_and_die("%s", ifname);
/* Get the time stamp on the input file. */
result = stat(ifname, &statBuf);
if (result < 0) {
perror(ifname);
exit(WARNING);
}
if (stat(ifname, &statBuf) < 0)
perror_msg_and_die("%s", ifname);
time_stamp = statBuf.st_ctime;
ifile_size = statBuf.st_size;
}
@ -1909,10 +1904,8 @@ int gzip_main(int argc, char **argv)
#else
outFileNum = open(ofname, O_RDWR | O_CREAT | O_EXCL);
#endif
if (outFileNum < 0) {
perror(ofname);
exit(WARNING);
}
if (outFileNum < 0)
perror_msg_and_die("%s", ofname);
SET_BINARY_MODE(outFileNum);
/* Set permissions on the file */
fchmod(outFileNum, statBuf.st_mode);
@ -1930,10 +1923,8 @@ int gzip_main(int argc, char **argv)
else
delFileName = ofname;
if (unlink(delFileName) < 0) {
perror(delFileName);
exit(EXIT_FAILURE);
}
if (unlink(delFileName) < 0)
perror_msg_and_die("%s", delFileName);
}
return(exit_code);

12
console-tools/deallocvt.c
View File

@ -25,10 +25,8 @@ int deallocvt_main(int argc, char *argv[])
if (argc == 1) {
/* deallocate all unused consoles */
if (ioctl(fd, VT_DISALLOCATE, 0)) {
perror("VT_DISALLOCATE");
return EXIT_FAILURE;
}
if (ioctl(fd, VT_DISALLOCATE, 0))
perror_msg_and_die("VT_DISALLOCATE");
} else {
for (i = 1; i < argc; i++) {
num = atoi(argv[i]);
@ -36,10 +34,8 @@ int deallocvt_main(int argc, char *argv[])
error_msg("0: illegal VT number\n");
else if (num == 1)
error_msg("VT 1 cannot be deallocated\n");
else if (ioctl(fd, VT_DISALLOCATE, num)) {
perror("VT_DISALLOCATE");
error_msg_and_die("could not deallocate console %d\n", num);
}
else if (ioctl(fd, VT_DISALLOCATE, num))
perror_msg_and_die("VT_DISALLOCATE");
}
}

47
console-tools/loadacm.c
View File

@ -60,7 +60,7 @@ int screen_map_load(int fd, FILE * fp)
int is_unicode;
if (fstat(fileno(fp), &stbuf))
perror("Cannot stat map file"), exit(1);
perror_msg_and_die("Cannot stat map file");
/* first try a UTF screen-map: either ASCII (no restriction) or binary (regular file) */
if (!
@ -70,15 +70,13 @@ int screen_map_load(int fd, FILE * fp)
if (parse_failed) {
if (-1 == fseek(fp, 0, SEEK_SET)) {
if (errno == ESPIPE)
error_msg("16bit screen-map MUST be a regular file.\n"),
exit(1);
error_msg_and_die("16bit screen-map MUST be a regular file.\n");
else
perror("fseek failed reading binary 16bit screen-map"),
exit(1);
perror_msg_and_die("fseek failed reading binary 16bit screen-map");
}
if (fread(wbuf, sizeof(unicode) * E_TABSZ, 1, fp) != 1)
perror("Cannot read [new] map from file"), exit(1);
perror_msg_and_die("Cannot read [new] map from file");
#if 0
else
error_msg("Input screen-map is binary.\n");
@ -89,7 +87,7 @@ int screen_map_load(int fd, FILE * fp)
/* same if it was binary, ie. if parse_failed */
if (parse_failed || is_unicode) {
if (ioctl(fd, PIO_UNISCRNMAP, wbuf))
perror("PIO_UNISCRNMAP ioctl"), exit(1);
perror_msg_and_die("PIO_UNISCRNMAP ioctl");
else
return 0;
}
@ -101,7 +99,7 @@ int screen_map_load(int fd, FILE * fp)
error_msg("Assuming 8bit screen-map - MUST be a regular file.\n"),
exit(1);
else
perror("fseek failed assuming 8bit screen-map"), exit(1);
perror_msg_and_die("fseek failed assuming 8bit screen-map");
}
/* ... and try an old 8-bit screen-map */
@ -111,14 +109,13 @@ int screen_map_load(int fd, FILE * fp)
if (-1 == fseek(fp, 0, SEEK_SET)) {
if (errno == ESPIPE)
/* should not - it succedeed above */
error_msg("fseek() returned ESPIPE !\n"),
exit(1);
error_msg_and_die("fseek() returned ESPIPE !\n");
else
perror("fseek for binary 8bit screen-map"), exit(1);
perror_msg_and_die("fseek for binary 8bit screen-map");
}
if (fread(buf, E_TABSZ, 1, fp) != 1)
perror("Cannot read [old] map from file"), exit(1);
perror_msg_and_die("Cannot read [old] map from file");
#if 0
else
error_msg("Input screen-map is binary.\n");
@ -126,7 +123,7 @@ int screen_map_load(int fd, FILE * fp)
}
if (ioctl(fd, PIO_SCRNMAP, buf))
perror("PIO_SCRNMAP ioctl"), exit(1);
perror_msg_and_die("PIO_SCRNMAP ioctl");
else
return 0;
}
@ -174,10 +171,8 @@ int uni_screen_map_read_ascii(FILE * fp, unicode buf[], int *is_unicode)
if (NULL == fgets(buffer, sizeof(buffer), fp)) {
if (feof(fp))
break;
else {
perror("uni_screen_map_read_ascii() can't read line");
exit(2);
}
else
perror_msg_and_die("uni_screen_map_read_ascii() can't read line");
}
/* get "charset-relative charcode", stripping leading spaces */
@ -317,12 +312,11 @@ void saveoldmap(int fd, char *omfil)
int is_old_map = 0;
if (ioctl(fd, GIO_UNISCRNMAP, xbuf)) {
perror("GIO_UNISCRNMAP ioctl error");
perror_msg("GIO_UNISCRNMAP ioctl error");
#endif
if (ioctl(fd, GIO_SCRNMAP, buf)) {
perror("GIO_SCRNMAP ioctl error");
exit(1);
} else
if (ioctl(fd, GIO_SCRNMAP, buf))
perror_msg_and_die("GIO_SCRNMAP ioctl error");
else
is_old_map = 1;
#ifdef GIO_UNISCRNMAP
}
@ -332,14 +326,11 @@ void saveoldmap(int fd, char *omfil)
#ifdef GIO_UNISCRNMAP
if (is_old_map) {
#endif
if (fwrite(buf, E_TABSZ, 1, fp) != 1) {
perror("Error writing map to file");
exit(1);
}
if (fwrite(buf, E_TABSZ, 1, fp) != 1)
perror_msg_and_die("Error writing map to file");
#ifdef GIO_UNISCRNMAP
} else if (fwrite(xbuf, sizeof(unicode) * E_TABSZ, 1, fp) != 1) {
perror("Error writing map to file");
exit(1);
perror_msg_and_die("Error writing map to file");
}
#endif

6
coreutils/mkfifo.c
View File

@ -53,9 +53,7 @@ extern int mkfifo_main(int argc, char **argv)
}
if (argc < 1 || *argv[0] == '-')
usage(mkfifo_usage);
if (mkfifo(*argv, mode) < 0) {
perror("mkfifo");
return EXIT_FAILURE;
}
if (mkfifo(*argv, mode) < 0)
perror_msg_and_die("mkfifo");
return EXIT_SUCCESS;
}

2
coreutils/mknod.c
View File

@ -84,7 +84,7 @@ int mknod_main(int argc, char **argv)
mode |= perm;
if (mknod(argv[0], mode, dev) != 0)
error_msg_and_die("%s: %s\n", argv[0], strerror(errno));
perror_msg_and_die("%s", argv[0]);
return EXIT_SUCCESS;
}

6
coreutils/sleep.c
View File

@ -30,9 +30,7 @@ extern int sleep_main(int argc, char **argv)
usage(sleep_usage);
}
if (sleep(atoi(*(++argv))) != 0) {
perror("sleep");
return EXIT_FAILURE;
}
if (sleep(atoi(*(++argv))) != 0)
perror_msg_and_die("sleep");
return EXIT_SUCCESS;
}

4
coreutils/uname.c
View File

@ -114,11 +114,11 @@ int uname_main(int argc, char **argv)
toprint = PRINT_SYSNAME;
if (uname(&name) == -1)
perror("cannot get system name");
perror_msg("cannot get system name");
#if defined (HAVE_SYSINFO) && defined (SI_ARCHITECTURE)
if (sysinfo(SI_ARCHITECTURE, processor, sizeof(processor)) == -1)
perror("cannot get processor type");
perror_msg("cannot get processor type");
}
#else

12
deallocvt.c
View File

@ -25,10 +25,8 @@ int deallocvt_main(int argc, char *argv[])
if (argc == 1) {
/* deallocate all unused consoles */
if (ioctl(fd, VT_DISALLOCATE, 0)) {
perror("VT_DISALLOCATE");
return EXIT_FAILURE;
}
if (ioctl(fd, VT_DISALLOCATE, 0))
perror_msg_and_die("VT_DISALLOCATE");
} else {
for (i = 1; i < argc; i++) {
num = atoi(argv[i]);
@ -36,10 +34,8 @@ int deallocvt_main(int argc, char *argv[])
error_msg("0: illegal VT number\n");
else if (num == 1)
error_msg("VT 1 cannot be deallocated\n");
else if (ioctl(fd, VT_DISALLOCATE, num)) {
perror("VT_DISALLOCATE");
error_msg_and_die("could not deallocate console %d\n", num);
}
else if (ioctl(fd, VT_DISALLOCATE, num))
perror_msg_and_die("VT_DISALLOCATE");
}
}

15
dmesg.c
View File

@ -69,20 +69,16 @@ int dmesg_main(int argc, char **argv)
}
if (cmd == 8) {
n = klogctl(cmd, NULL, level);
if (n < 0) {
goto klogctl_error;
}
if (klogctl(cmd, NULL, level) < 0)
perror_msg_and_die("klogctl");
return EXIT_SUCCESS;
}
if (bufsize < 4096)
bufsize = 4096;
buf = (char *) xmalloc(bufsize);
n = klogctl(cmd, buf, bufsize);
if (n < 0) {
goto klogctl_error;
}
if ((n = klogctl(cmd, buf, bufsize)) < 0)
perror_msg_and_die("klogctl");
lastc = '\n';
for (i = 0; i < n; i++) {
@ -102,7 +98,4 @@ int dmesg_main(int argc, char **argv)
end:
usage(dmesg_usage);
return EXIT_FAILURE;
klogctl_error:
perror("klogctl");
return EXIT_FAILURE;
}

6
editors/sed.c
View File

@ -709,10 +709,8 @@ extern int sed_main(int argc, char **argv)
#ifdef BB_FEATURE_CLEAN_UP
/* destroy command strings on exit */
if (atexit(destroy_cmd_strs) == -1) {
perror("sed");
exit(1);
}
if (atexit(destroy_cmd_strs) == -1)
perror_msg_and_die("atexit");
#endif
/* do normal option parsing */

10
fbset.c
View File

@ -33,8 +33,6 @@
#include <ctype.h>
#include <sys/ioctl.h>
#define PERROR(ctx) do { perror(ctx); exit(1); } while(0)
#define DEFAULTFBDEV "/dev/fb0"
#define DEFAULTFBMODE "/etc/fb.modes"
@ -198,7 +196,7 @@ static int readmode(struct fb_var_screeninfo *base, const char *fn,
char *p = buf;
if ((f = fopen(fn, "r")) == NULL)
PERROR("readmode(fopen)");
perror_msg_and_die("readmode(fopen)");
while (!feof(f)) {
fgets(buf, sizeof(buf), f);
if ((p = strstr(buf, "mode ")) || (p = strstr(buf, "mode\t"))) {
@ -428,9 +426,9 @@ extern int fbset_main(int argc, char **argv)
}
if ((fh = open(fbdev, O_RDONLY)) < 0)
PERROR("fbset(open)");
perror_msg_and_die("fbset(open)");
if (ioctl(fh, FBIOGET_VSCREENINFO, &var))
PERROR("fbset(ioctl)");
perror_msg_and_die("fbset(ioctl)");
if (g_options & OPT_READMODE) {
if (!readmode(&var, modefile, mode)) {
error_msg("Unknown video mode `%s'\n", mode);
@ -441,7 +439,7 @@ extern int fbset_main(int argc, char **argv)
setmode(&var, &varset);
if (g_options & OPT_CHANGE)
if (ioctl(fh, FBIOPUT_VSCREENINFO, &var))
PERROR("fbset(ioctl)");
perror_msg_and_die("fbset(ioctl)");
showmode(&var);
/* Don't close the file, as exiting will take care of that */
/* close(fh); */

18
fdflush.c
View File

@ -31,26 +31,16 @@
extern int fdflush_main(int argc, char **argv)
{
int value;
int fd;
if (argc <= 1 || **(++argv) == '-')
usage(fdflush_usage);
fd = open(*argv, 0);
if (fd < 0) {
perror(*argv);
return EXIT_FAILURE;
}
if ((fd = open(*argv, 0)) < 0)
perror_msg_and_die("%s", *argv);
value = ioctl(fd, FDFLUSH, 0);
/* Don't bother closing. Exit does
* that, so we can save a few bytes */
/* close(fd); */
if (ioctl(fd, FDFLUSH, 0))
perror_msg_and_die("%s", *argv);
if (value) {
perror(*argv);
return EXIT_FAILURE;
}
return EXIT_SUCCESS;
}

6
findutils/xargs.c
View File

@ -81,10 +81,8 @@ int xargs_main(int argc, char **argv)
strcat(execstr, cmd_to_be_executed);
strcat(execstr, file_to_act_on);
cmd_output = popen(execstr, "r");
if (cmd_output == NULL) {
perror("popen");
exit(1);
}
if (cmd_output == NULL)
perror_msg_and_die("popen");
/* harvest the output */
while ((output_line = get_line_from_file(cmd_output)) != NULL) {

27
gzip.c
View File

@ -1867,18 +1867,13 @@ int gzip_main(int argc, char **argv)
usage(gzip_usage);
strncpy(ifname, *argv, MAX_PATH_LEN);
/* Open input fille */
/* Open input file */
inFileNum = open(ifname, O_RDONLY);
if (inFileNum < 0) {
perror(ifname);
exit(WARNING);
}
if (inFileNum < 0)
perror_msg_and_die("%s", ifname);
/* Get the time stamp on the input file. */
result = stat(ifname, &statBuf);
if (result < 0) {
perror(ifname);
exit(WARNING);
}
if (stat(ifname, &statBuf) < 0)
perror_msg_and_die("%s", ifname);
time_stamp = statBuf.st_ctime;
ifile_size = statBuf.st_size;
}
@ -1909,10 +1904,8 @@ int gzip_main(int argc, char **argv)
#else
outFileNum = open(ofname, O_RDWR | O_CREAT | O_EXCL);
#endif
if (outFileNum < 0) {
perror(ofname);
exit(WARNING);
}
if (outFileNum < 0)
perror_msg_and_die("%s", ofname);
SET_BINARY_MODE(outFileNum);
/* Set permissions on the file */
fchmod(outFileNum, statBuf.st_mode);
@ -1930,10 +1923,8 @@ int gzip_main(int argc, char **argv)
else
delFileName = ofname;
if (unlink(delFileName) < 0) {
perror(delFileName);
exit(EXIT_FAILURE);
}
if (unlink(delFileName) < 0)
perror_msg_and_die("%s", delFileName);
}
return(exit_code);

13
hostname.c
View File

@ -1,6 +1,6 @@
/* vi: set sw=4 ts=4: */
/*
* $Id: hostname.c,v 1.16 2000/12/07 19:56:48 markw Exp $
* $Id: hostname.c,v 1.17 2000/12/22 01:48:07 kraai Exp $
* Mini hostname implementation for busybox
*
* Copyright (C) 1999 by Randolph Chung <tausq@debian.org>
@ -40,10 +40,9 @@ void do_sethostname(char *s, int isfile)
if (!isfile) {
if (sethostname(s, strlen(s)) < 0) {
if (errno == EPERM)
error_msg("you must be root to change the hostname\n");
error_msg_and_die("you must be root to change the hostname\n");
else
perror("sethostname");
exit(1);
perror_msg_and_die("sethostname");
}
} else {
f = xfopen(s, "r");
@ -51,10 +50,8 @@ void do_sethostname(char *s, int isfile)
fclose(f);
if (buf[strlen(buf) - 1] == '\n')
buf[strlen(buf) - 1] = 0;
if (sethostname(buf, strlen(buf)) < 0) {
perror("sethostname");
exit(1);
}
if (sethostname(buf, strlen(buf)) < 0)
perror_msg_and_die("sethostname");
}
}

10
insmod.c
View File

@ -78,7 +78,7 @@
#ifndef MODUTILS_MODULE_H
#define MODUTILS_MODULE_H 1
#ident "$Id: insmod.c,v 1.33 2000/12/18 03:57:16 kraai Exp $"
#ident "$Id: insmod.c,v 1.34 2000/12/22 01:48:07 kraai Exp $"
/* This file contains the structures used by the 2.0 and 2.1 kernels.
We do not use the kernel headers directly because we do not wish
@ -284,7 +284,7 @@ int delete_module(const char *);
#ifndef MODUTILS_OBJ_H
#define MODUTILS_OBJ_H 1
#ident "$Id: insmod.c,v 1.33 2000/12/18 03:57:16 kraai Exp $"
#ident "$Id: insmod.c,v 1.34 2000/12/22 01:48:07 kraai Exp $"
/* The relocatable object is manipulated using elfin types. */
@ -2952,10 +2952,8 @@ extern int insmod_main( int argc, char **argv)
memcpy(m_filename, *argv, strlen(*argv));
if ((f = obj_load(fp)) == NULL) {
perror("Could not load the module\n");
return EXIT_FAILURE;
}
if ((f = obj_load(fp)) == NULL)
perror_msg_and_die("Could not load the module");
if (get_modinfo_value(f, "kernel_version") == NULL)
m_has_modinfo = 0;

10
lash.c
View File

@ -344,7 +344,7 @@ static int builtin_fg_bg(struct child_prog *child)
/* Make this job the foreground job */
/* suppress messages when run from /linuxrc mag@sysgo.de */
if (tcsetpgrp(0, job->pgrp) && errno != ENOTTY)
perror("tcsetpgrp");
perror_msg("tcsetpgrp");
child->family->job_list->fg = job;
}
@ -683,7 +683,7 @@ static void checkjobs(struct jobset *job_list)
}
if (childpid == -1 && errno != ECHILD)
perror("waitpid");
perror_msg("waitpid");
}
/* squirrel != NULL means we squirrel away copies of stdin, stdout,
@ -1422,7 +1422,7 @@ static void insert_job(struct job *newjob, int inbg)
/* move the new process group into the foreground */
/* suppress messages when run from /linuxrc mag@sysgo.de */
if (tcsetpgrp(0, newjob->pgrp) && errno != ENOTTY)
perror("tcsetpgrp");
perror_msg("tcsetpgrp");
}
}
@ -1612,7 +1612,7 @@ static int busy_loop(FILE * input)
/* move the shell to the foreground */
/* suppress messages when run from /linuxrc mag@sysgo.de */
if (tcsetpgrp(0, getpid()) && errno != ENOTTY)
perror("tcsetpgrp");
perror_msg("tcsetpgrp");
}
}
}
@ -1620,7 +1620,7 @@ static int busy_loop(FILE * input)
/* return controlling TTY back to parent process group before exiting */
if (tcsetpgrp(0, parent_pgrp))
perror("tcsetpgrp");
perror_msg("tcsetpgrp");
/* return exit status if called with "-c" */
if (input == NULL && WIFEXITED(status))

47
loadacm.c
View File

@ -60,7 +60,7 @@ int screen_map_load(int fd, FILE * fp)
int is_unicode;
if (fstat(fileno(fp), &stbuf))
perror("Cannot stat map file"), exit(1);
perror_msg_and_die("Cannot stat map file");
/* first try a UTF screen-map: either ASCII (no restriction) or binary (regular file) */
if (!
@ -70,15 +70,13 @@ int screen_map_load(int fd, FILE * fp)
if (parse_failed) {
if (-1 == fseek(fp, 0, SEEK_SET)) {
if (errno == ESPIPE)
error_msg("16bit screen-map MUST be a regular file.\n"),
exit(1);
error_msg_and_die("16bit screen-map MUST be a regular file.\n");
else
perror("fseek failed reading binary 16bit screen-map"),
exit(1);
perror_msg_and_die("fseek failed reading binary 16bit screen-map");
}
if (fread(wbuf, sizeof(unicode) * E_TABSZ, 1, fp) != 1)
perror("Cannot read [new] map from file"), exit(1);
perror_msg_and_die("Cannot read [new] map from file");
#if 0
else
error_msg("Input screen-map is binary.\n");
@ -89,7 +87,7 @@ int screen_map_load(int fd, FILE * fp)
/* same if it was binary, ie. if parse_failed */
if (parse_failed || is_unicode) {
if (ioctl(fd, PIO_UNISCRNMAP, wbuf))
perror("PIO_UNISCRNMAP ioctl"), exit(1);
perror_msg_and_die("PIO_UNISCRNMAP ioctl");
else
return 0;
}
@ -101,7 +99,7 @@ int screen_map_load(int fd, FILE * fp)
error_msg("Assuming 8bit screen-map - MUST be a regular file.\n"),
exit(1);
else
perror("fseek failed assuming 8bit screen-map"), exit(1);
perror_msg_and_die("fseek failed assuming 8bit screen-map");
}
/* ... and try an old 8-bit screen-map */
@ -111,14 +109,13 @@ int screen_map_load(int fd, FILE * fp)
if (-1 == fseek(fp, 0, SEEK_SET)) {
if (errno == ESPIPE)
/* should not - it succedeed above */
error_msg("fseek() returned ESPIPE !\n"),
exit(1);
error_msg_and_die("fseek() returned ESPIPE !\n");
else
perror("fseek for binary 8bit screen-map"), exit(1);
perror_msg_and_die("fseek for binary 8bit screen-map");
}
if (fread(buf, E_TABSZ, 1, fp) != 1)
perror("Cannot read [old] map from file"), exit(1);
perror_msg_and_die("Cannot read [old] map from file");
#if 0
else
error_msg("Input screen-map is binary.\n");
@ -126,7 +123,7 @@ int screen_map_load(int fd, FILE * fp)
}
if (ioctl(fd, PIO_SCRNMAP, buf))
perror("PIO_SCRNMAP ioctl"), exit(1);
perror_msg_and_die("PIO_SCRNMAP ioctl");
else
return 0;
}
@ -174,10 +171,8 @@ int uni_screen_map_read_ascii(FILE * fp, unicode buf[], int *is_unicode)
if (NULL == fgets(buffer, sizeof(buffer), fp)) {
if (feof(fp))
break;
else {
perror("uni_screen_map_read_ascii() can't read line");
exit(2);
}
else
perror_msg_and_die("uni_screen_map_read_ascii() can't read line");
}
/* get "charset-relative charcode", stripping leading spaces */
@ -317,12 +312,11 @@ void saveoldmap(int fd, char *omfil)
int is_old_map = 0;
if (ioctl(fd, GIO_UNISCRNMAP, xbuf)) {
perror("GIO_UNISCRNMAP ioctl error");
perror_msg("GIO_UNISCRNMAP ioctl error");
#endif
if (ioctl(fd, GIO_SCRNMAP, buf)) {
perror("GIO_SCRNMAP ioctl error");
exit(1);
} else
if (ioctl(fd, GIO_SCRNMAP, buf))
perror_msg_and_die("GIO_SCRNMAP ioctl error");
else
is_old_map = 1;
#ifdef GIO_UNISCRNMAP
}
@ -332,14 +326,11 @@ void saveoldmap(int fd, char *omfil)
#ifdef GIO_UNISCRNMAP
if (is_old_map) {
#endif
if (fwrite(buf, E_TABSZ, 1, fp) != 1) {
perror("Error writing map to file");
exit(1);
}
if (fwrite(buf, E_TABSZ, 1, fp) != 1)
perror_msg_and_die("Error writing map to file");
#ifdef GIO_UNISCRNMAP
} else if (fwrite(xbuf, sizeof(unicode) * E_TABSZ, 1, fp) != 1) {
perror("Error writing map to file");
exit(1);
perror_msg_and_die("Error writing map to file");
}
#endif

12
miscutils/mt.c
View File

@ -85,15 +85,11 @@ extern int mt_main(int argc, char **argv)
else
op.mt_count = 1; /* One, not zero, right? */
if ((fd = open(file, O_RDONLY, 0)) < 0) {
perror(file);
return EXIT_FAILURE;
}
if ((fd = open(file, O_RDONLY, 0)) < 0)
perror_msg_and_die("%s", file);
if (ioctl(fd, MTIOCTOP, &op) != 0) {
perror(file);
return EXIT_FAILURE;
}
if (ioctl(fd, MTIOCTOP, &op) != 0)
perror_msg_and_die("%s", file);
return EXIT_SUCCESS;
}

6
mkfifo.c
View File

@ -53,9 +53,7 @@ extern int mkfifo_main(int argc, char **argv)
}
if (argc < 1 || *argv[0] == '-')
usage(mkfifo_usage);
if (mkfifo(*argv, mode) < 0) {
perror("mkfifo");
return EXIT_FAILURE;
}
if (mkfifo(*argv, mode) < 0)
perror_msg_and_die("mkfifo");
return EXIT_SUCCESS;
}

7
mkfs_minix.c
View File

@ -329,11 +329,8 @@ static int get_size(const char *file)
int fd;
long size;
fd = open(file, O_RDWR);
if (fd < 0) {
perror(file);
exit(1);
}
if ((fd = open(file, O_RDWR)) < 0)
perror_msg_and_die("%s", file);
if (ioctl(fd, BLKGETSIZE, &size) >= 0) {
close(fd);
return (size * 512);

2
mknod.c
View File

@ -84,7 +84,7 @@ int mknod_main(int argc, char **argv)
mode |= perm;
if (mknod(argv[0], mode, dev) != 0)
error_msg_and_die("%s: %s\n", argv[0], strerror(errno));
perror_msg_and_die("%s", argv[0]);
return EXIT_SUCCESS;
}

13
mkswap.c
View File

@ -260,11 +260,8 @@ static long get_size(const char *file)
int fd;
long size;
fd = open(file, O_RDONLY);
if (fd < 0) {
perror(file);
exit(1);
}
if ((fd = open(file, O_RDONLY)) < 0)
perror_msg_and_die("%s", file);
if (ioctl(fd, BLKGETSIZE, &size) >= 0) {
int sectors_per_page = pagesize / 512;
@ -367,10 +364,8 @@ int mkswap_main(int argc, char **argv)
}
DEV = open(device_name, O_RDWR);
if (DEV < 0 || fstat(DEV, &statbuf) < 0) {
perror(device_name);
return EXIT_FAILURE;
}
if (DEV < 0 || fstat(DEV, &statbuf) < 0)
perror_msg_and_die("%s", device_name);
if (!S_ISBLK(statbuf.st_mode))
check = 0;
else if (statbuf.st_rdev == 0x0300 || statbuf.st_rdev == 0x0340)

10
modutils/insmod.c
View File

@ -78,7 +78,7 @@
#ifndef MODUTILS_MODULE_H
#define MODUTILS_MODULE_H 1
#ident "$Id: insmod.c,v 1.33 2000/12/18 03:57:16 kraai Exp $"
#ident "$Id: insmod.c,v 1.34 2000/12/22 01:48:07 kraai Exp $"
/* This file contains the structures used by the 2.0 and 2.1 kernels.
We do not use the kernel headers directly because we do not wish
@ -284,7 +284,7 @@ int delete_module(const char *);
#ifndef MODUTILS_OBJ_H
#define MODUTILS_OBJ_H 1
#ident "$Id: insmod.c,v 1.33 2000/12/18 03:57:16 kraai Exp $"
#ident "$Id: insmod.c,v 1.34 2000/12/22 01:48:07 kraai Exp $"
/* The relocatable object is manipulated using elfin types. */
@ -2952,10 +2952,8 @@ extern int insmod_main( int argc, char **argv)
memcpy(m_filename, *argv, strlen(*argv));
if ((f = obj_load(fp)) == NULL) {
perror("Could not load the module\n");
return EXIT_FAILURE;
}
if ((f = obj_load(fp)) == NULL)
perror_msg_and_die("Could not load the module");
if (get_modinfo_value(f, "kernel_version") == NULL)
m_has_modinfo = 0;

8
modutils/rmmod.c
View File

@ -45,10 +45,8 @@ extern int rmmod_main(int argc, char **argv)
switch (**argv) {
case 'a':
/* Unload _all_ unused modules via NULL delete_module() call */
if (delete_module(NULL)) {
perror("rmmod");
return EXIT_FAILURE;
}
if (delete_module(NULL))
perror_msg_and_die("rmmod");
return EXIT_SUCCESS;
default:
usage(rmmod_usage);
@ -58,7 +56,7 @@ extern int rmmod_main(int argc, char **argv)
while (argc-- > 0) {
if (delete_module(*argv) < 0) {
perror(*argv);
perror_msg("%s", *argv);
ret = EXIT_FAILURE;
}
argv++;

2
mount.c
View File

@ -383,7 +383,7 @@ extern int mount_main(int argc, char **argv)
}
endmntent(mountTable);
} else {
perror(mtab_file);
perror_msg_and_die("%s", mtab_file);
}
return EXIT_SUCCESS;
}

12
mt.c
View File

@ -85,15 +85,11 @@ extern int mt_main(int argc, char **argv)
else
op.mt_count = 1; /* One, not zero, right? */
if ((fd = open(file, O_RDONLY, 0)) < 0) {
perror(file);
return EXIT_FAILURE;
}
if ((fd = open(file, O_RDONLY, 0)) < 0)
perror_msg_and_die("%s", file);
if (ioctl(fd, MTIOCTOP, &op) != 0) {
perror(file);
return EXIT_FAILURE;
}
if (ioctl(fd, MTIOCTOP, &op) != 0)
perror_msg_and_die("%s", file);
return EXIT_SUCCESS;
}

6
mtab.c
View File

@ -27,7 +27,7 @@ void erase_mtab(const char *name)
/* Bummer. fall back on trying the /proc filesystem */
&& (mountTable = setmntent("/proc/mounts", "r")) == 0) {
#endif
perror(mtab_file);
perror_msg("%s", mtab_file);
return;
}
@ -55,7 +55,7 @@ void erase_mtab(const char *name)
}
endmntent(mountTable);
} else if (errno != EROFS)
perror(mtab_file);
perror_msg("%s", mtab_file);
}
void write_mtab(char *blockDevice, char *directory,
@ -65,7 +65,7 @@ void write_mtab(char *blockDevice, char *directory,
struct mntent m;
if (mountTable == 0) {
perror(mtab_file);
perror_msg("%s", mtab_file);
return;
}
if (mountTable) {

13
networking/hostname.c
View File

@ -1,6 +1,6 @@
/* vi: set sw=4 ts=4: */
/*
* $Id: hostname.c,v 1.16 2000/12/07 19:56:48 markw Exp $
* $Id: hostname.c,v 1.17 2000/12/22 01:48:07 kraai Exp $
* Mini hostname implementation for busybox
*
* Copyright (C) 1999 by Randolph Chung <tausq@debian.org>
@ -40,10 +40,9 @@ void do_sethostname(char *s, int isfile)
if (!isfile) {
if (sethostname(s, strlen(s)) < 0) {
if (errno == EPERM)
error_msg("you must be root to change the hostname\n");
error_msg_and_die("you must be root to change the hostname\n");
else
perror("sethostname");
exit(1);
perror_msg_and_die("sethostname");
}
} else {
f = xfopen(s, "r");
@ -51,10 +50,8 @@ void do_sethostname(char *s, int isfile)
fclose(f);
if (buf[strlen(buf) - 1] == '\n')
buf[strlen(buf) - 1] = 0;
if (sethostname(buf, strlen(buf)) < 0) {
perror("sethostname");
exit(1);
}
if (sethostname(buf, strlen(buf)) < 0)
perror_msg_and_die("sethostname");
}
}

30
networking/ping.c
View File

@ -1,6 +1,6 @@
/* vi: set sw=4 ts=4: */
/*
* $Id: ping.c,v 1.29 2000/12/18 03:57:16 kraai Exp $
* $Id: ping.c,v 1.30 2000/12/22 01:48:07 kraai Exp $
* Mini ping implementation for busybox
*
* Copyright (C) 1999 by Randolph Chung <tausq@debian.org>
@ -190,10 +190,8 @@ static void ping(const char *host)
int pingsock, c;
char packet[DEFDATALEN + MAXIPLEN + MAXICMPLEN];
if ((pingsock = socket(AF_INET, SOCK_RAW, 1)) < 0) { /* 1 == ICMP */
perror("ping: creating a raw socket");
exit(1);
}
if ((pingsock = socket(AF_INET, SOCK_RAW, 1)) < 0) /* 1 == ICMP */
perror_msg_and_die("creating a raw socket");
/* drop root privs if running setuid */
setuid(getuid());
@ -216,12 +214,8 @@ static void ping(const char *host)
c = sendto(pingsock, packet, sizeof(packet), 0,
(struct sockaddr *) &pingaddr, sizeof(struct sockaddr_in));
if (c < 0 || c != sizeof(packet)) {
if (c < 0)
perror("ping: sendto");
error_msg("write incomplete\n");
exit(1);
}
if (c < 0 || c != sizeof(packet))
perror_msg_and_die("sendto");
signal(SIGALRM, noresp);
alarm(5); /* give the host 5000ms to respond */
@ -234,7 +228,7 @@ static void ping(const char *host)
(struct sockaddr *) &from, &fromlen)) < 0) {
if (errno == EINTR)
continue;
perror("ping: recvfrom");
perror_msg("recvfrom");
continue;
}
if (c >= 76) { /* ip + icmp */
@ -439,12 +433,10 @@ static void ping(const char *host)
* proto->p_proto to have the correct value for "icmp" */
if ((pingsock = socket(AF_INET, SOCK_RAW,
(proto ? proto->p_proto : 1))) < 0) { /* 1 == ICMP */
if (errno == EPERM) {
error_msg("permission denied. (are you root?)\n");
} else {
perror("ping: creating a raw socket");
}
exit(1);
if (errno == EPERM)
error_msg_and_die("permission denied. (are you root?)\n");
else
perror_msg_and_die("creating a raw socket");
}
/* drop root privs if running setuid */
@ -498,7 +490,7 @@ static void ping(const char *host)
(struct sockaddr *) &from, &fromlen)) < 0) {
if (errno == EINTR)
continue;
perror("ping: recvfrom");
perror_msg("recvfrom");
continue;
}
unpack(packet, c, &from);

30
ping.c
View File

@ -1,6 +1,6 @@
/* vi: set sw=4 ts=4: */
/*
* $Id: ping.c,v 1.29 2000/12/18 03:57:16 kraai Exp $
* $Id: ping.c,v 1.30 2000/12/22 01:48:07 kraai Exp $
* Mini ping implementation for busybox
*
* Copyright (C) 1999 by Randolph Chung <tausq@debian.org>
@ -190,10 +190,8 @@ static void ping(const char *host)
int pingsock, c;
char packet[DEFDATALEN + MAXIPLEN + MAXICMPLEN];
if ((pingsock = socket(AF_INET, SOCK_RAW, 1)) < 0) { /* 1 == ICMP */
perror("ping: creating a raw socket");
exit(1);
}
if ((pingsock = socket(AF_INET, SOCK_RAW, 1)) < 0) /* 1 == ICMP */
perror_msg_and_die("creating a raw socket");
/* drop root privs if running setuid */
setuid(getuid());
@ -216,12 +214,8 @@ static void ping(const char *host)
c = sendto(pingsock, packet, sizeof(packet), 0,
(struct sockaddr *) &pingaddr, sizeof(struct sockaddr_in));
if (c < 0 || c != sizeof(packet)) {
if (c < 0)
perror("ping: sendto");
error_msg("write incomplete\n");
exit(1);
}
if (c < 0 || c != sizeof(packet))
perror_msg_and_die("sendto");
signal(SIGALRM, noresp);
alarm(5); /* give the host 5000ms to respond */
@ -234,7 +228,7 @@ static void ping(const char *host)
(struct sockaddr *) &from, &fromlen)) < 0) {
if (errno == EINTR)
continue;
perror("ping: recvfrom");
perror_msg("recvfrom");
continue;
}
if (c >= 76) { /* ip + icmp */
@ -439,12 +433,10 @@ static void ping(const char *host)
* proto->p_proto to have the correct value for "icmp" */
if ((pingsock = socket(AF_INET, SOCK_RAW,
(proto ? proto->p_proto : 1))) < 0) { /* 1 == ICMP */
if (errno == EPERM) {
error_msg("permission denied. (are you root?)\n");
} else {
perror("ping: creating a raw socket");
}
exit(1);
if (errno == EPERM)
error_msg_and_die("permission denied. (are you root?)\n");
else
perror_msg_and_die("creating a raw socket");
}
/* drop root privs if running setuid */
@ -498,7 +490,7 @@ static void ping(const char *host)
(struct sockaddr *) &from, &fromlen)) < 0) {
if (errno == EINTR)
continue;
perror("ping: recvfrom");
perror_msg("recvfrom");
continue;
}
unpack(packet, c, &from);

8
rmmod.c
View File

@ -45,10 +45,8 @@ extern int rmmod_main(int argc, char **argv)
switch (**argv) {
case 'a':
/* Unload _all_ unused modules via NULL delete_module() call */
if (delete_module(NULL)) {
perror("rmmod");
return EXIT_FAILURE;
}
if (delete_module(NULL))
perror_msg_and_die("rmmod");
return EXIT_SUCCESS;
default:
usage(rmmod_usage);
@ -58,7 +56,7 @@ extern int rmmod_main(int argc, char **argv)
while (argc-- > 0) {
if (delete_module(*argv) < 0) {
perror(*argv);
perror_msg("%s", *argv);
ret = EXIT_FAILURE;
}
argv++;

39
rpmunpack.c
View File

@ -40,10 +40,9 @@ static void myread(int num)
if ((err = read(infile, buffer, num)) != num) {
if (err < 0)
perror(progname);
perror_msg_and_die(progname);
else
fprintf(stderr, "Unexpected end of input file!\n");
exit(1);
error_msg_and_die("Unexpected end of input file!\n");
}
}
@ -68,10 +67,8 @@ int rpmunpack_main(int argc, char **argv)
/* Open input file */
if (argc == 1)
infile = STDIN_FILENO;
else if ((infile = open(argv[1], O_RDONLY)) < 0) {
perror(progname);
exit(1);
}
else if ((infile = open(argv[1], O_RDONLY)) < 0)
perror_msg_and_die("%s", argv[1]);
/* Read magic ID and output filename */
myread(4);
@ -87,10 +84,8 @@ int rpmunpack_main(int argc, char **argv)
strcat(buffer, ".cpio.gz");
if (infile == STDIN_FILENO)
outfile = STDOUT_FILENO;
else if ((outfile = open(buffer, O_WRONLY | O_CREAT | O_TRUNC, 0644)) < 0) {
perror(progname);
exit(1);
}
else if ((outfile = open(buffer, O_WRONLY | O_CREAT | O_TRUNC, 0644)) < 0)
perror_msg_and_die("%s", buffer);
/*
* Now search for the GZIP signature. This is rather awkward, but I don't
@ -114,23 +109,15 @@ int rpmunpack_main(int argc, char **argv)
}
buffer[0] = GZ_MAGIC_1;
buffer[1] = GZ_MAGIC_2;
if (write(outfile, buffer, 2) < 0) {
perror(progname);
exit(1);
}
if (write(outfile, buffer, 2) < 0)
perror_msg_and_die("write");
/* Now simply copy the GZIP archive into the output file */
while ((len = read(infile, buffer, BUFSIZE)) > 0) {
if (write(outfile, buffer, len) < 0) {
perror(progname);
exit(1);
}
if (write(outfile, buffer, len) < 0)
perror_msg_and_die("write");
}
if (len < 0) {
perror(progname);
exit(1);
}
close(outfile);
close(infile);
exit(0);
if (len < 0)
perror_msg_and_die("read");
return EXIT_SUCCESS;
}

6
sed.c
View File

@ -709,10 +709,8 @@ extern int sed_main(int argc, char **argv)
#ifdef BB_FEATURE_CLEAN_UP
/* destroy command strings on exit */
if (atexit(destroy_cmd_strs) == -1) {
perror("sed");
exit(1);
}
if (atexit(destroy_cmd_strs) == -1)
perror_msg_and_die("atexit");
#endif
/* do normal option parsing */

10
sh.c
View File

@ -344,7 +344,7 @@ static int builtin_fg_bg(struct child_prog *child)
/* Make this job the foreground job */
/* suppress messages when run from /linuxrc mag@sysgo.de */
if (tcsetpgrp(0, job->pgrp) && errno != ENOTTY)
perror("tcsetpgrp");
perror_msg("tcsetpgrp");
child->family->job_list->fg = job;
}
@ -683,7 +683,7 @@ static void checkjobs(struct jobset *job_list)
}
if (childpid == -1 && errno != ECHILD)
perror("waitpid");
perror_msg("waitpid");
}
/* squirrel != NULL means we squirrel away copies of stdin, stdout,
@ -1422,7 +1422,7 @@ static void insert_job(struct job *newjob, int inbg)
/* move the new process group into the foreground */
/* suppress messages when run from /linuxrc mag@sysgo.de */
if (tcsetpgrp(0, newjob->pgrp) && errno != ENOTTY)
perror("tcsetpgrp");
perror_msg("tcsetpgrp");
}
}
@ -1612,7 +1612,7 @@ static int busy_loop(FILE * input)
/* move the shell to the foreground */
/* suppress messages when run from /linuxrc mag@sysgo.de */
if (tcsetpgrp(0, getpid()) && errno != ENOTTY)
perror("tcsetpgrp");
perror_msg("tcsetpgrp");
}
}
}
@ -1620,7 +1620,7 @@ static int busy_loop(FILE * input)
/* return controlling TTY back to parent process group before exiting */
if (tcsetpgrp(0, parent_pgrp))
perror("tcsetpgrp");
perror_msg("tcsetpgrp");
/* return exit status if called with "-c" */
if (input == NULL && WIFEXITED(status))

10
shell/lash.c
View File

@ -344,7 +344,7 @@ static int builtin_fg_bg(struct child_prog *child)
/* Make this job the foreground job */
/* suppress messages when run from /linuxrc mag@sysgo.de */
if (tcsetpgrp(0, job->pgrp) && errno != ENOTTY)
perror("tcsetpgrp");
perror_msg("tcsetpgrp");
child->family->job_list->fg = job;
}
@ -683,7 +683,7 @@ static void checkjobs(struct jobset *job_list)
}
if (childpid == -1 && errno != ECHILD)
perror("waitpid");
perror_msg("waitpid");
}
/* squirrel != NULL means we squirrel away copies of stdin, stdout,
@ -1422,7 +1422,7 @@ static void insert_job(struct job *newjob, int inbg)
/* move the new process group into the foreground */
/* suppress messages when run from /linuxrc mag@sysgo.de */
if (tcsetpgrp(0, newjob->pgrp) && errno != ENOTTY)
perror("tcsetpgrp");
perror_msg("tcsetpgrp");
}
}
@ -1612,7 +1612,7 @@ static int busy_loop(FILE * input)
/* move the shell to the foreground */
/* suppress messages when run from /linuxrc mag@sysgo.de */
if (tcsetpgrp(0, getpid()) && errno != ENOTTY)
perror("tcsetpgrp");
perror_msg("tcsetpgrp");
}
}
}
@ -1620,7 +1620,7 @@ static int busy_loop(FILE * input)
/* return controlling TTY back to parent process group before exiting */
if (tcsetpgrp(0, parent_pgrp))
perror("tcsetpgrp");
perror_msg("tcsetpgrp");
/* return exit status if called with "-c" */
if (input == NULL && WIFEXITED(status))

6
sleep.c
View File

@ -30,9 +30,7 @@ extern int sleep_main(int argc, char **argv)
usage(sleep_usage);
}
if (sleep(atoi(*(++argv))) != 0) {
perror("sleep");
return EXIT_FAILURE;
}
if (sleep(atoi(*(++argv))) != 0)
perror_msg_and_die("sleep");
return EXIT_SUCCESS;
}

12
swaponoff.c
View File

@ -48,10 +48,8 @@ static void swap_enable_disable(char *device)
else
status = swapoff(device);
if (status != 0) {
perror(applet_name);
exit(EXIT_FAILURE);
}
if (status != 0)
perror_msg_and_die(applet_name);
}
static void do_em_all()
@ -59,10 +57,8 @@ static void do_em_all()
struct mntent *m;
FILE *f = setmntent("/etc/fstab", "r");
if (f == NULL) {
perror("/etc/fstab");
exit(FALSE);
}
if (f == NULL)
perror_msg_and_die("/etc/fstab");
while ((m = getmntent(f)) != NULL) {
if (strcmp(m->mnt_type, MNTTYPE_SWAP)==0) {
swap_enable_disable(m->mnt_fsname);

5
umount.c
View File

@ -216,7 +216,7 @@ static int umount_all(int useMtab)
if (status != 0) {
/* Don't bother retrying the umount on busy devices */
if (errno == EBUSY) {
perror(mountpt);
perror_msg("%s", mountpt);
continue;
}
status = do_umount(mountpt, useMtab);
@ -280,7 +280,6 @@ extern int umount_main(int argc, char **argv)
}
if (do_umount(*argv, useMtab) == TRUE)
return EXIT_SUCCESS;
perror("umount");
return EXIT_FAILURE;
perror_msg_and_die("%s", *argv);
}

4
uname.c
View File

@ -114,11 +114,11 @@ int uname_main(int argc, char **argv)
toprint = PRINT_SYSNAME;
if (uname(&name) == -1)
perror("cannot get system name");
perror_msg("cannot get system name");
#if defined (HAVE_SYSINFO) && defined (SI_ARCHITECTURE)
if (sysinfo(SI_ARCHITECTURE, processor, sizeof(processor)) == -1)
perror("cannot get processor type");
perror_msg("cannot get processor type");
}
#else

15
util-linux/dmesg.c
View File

@ -69,20 +69,16 @@ int dmesg_main(int argc, char **argv)
}
if (cmd == 8) {
n = klogctl(cmd, NULL, level);
if (n < 0) {
goto klogctl_error;
}
if (klogctl(cmd, NULL, level) < 0)
perror_msg_and_die("klogctl");
return EXIT_SUCCESS;
}
if (bufsize < 4096)
bufsize = 4096;
buf = (char *) xmalloc(bufsize);
n = klogctl(cmd, buf, bufsize);
if (n < 0) {
goto klogctl_error;
}
if ((n = klogctl(cmd, buf, bufsize)) < 0)
perror_msg_and_die("klogctl");
lastc = '\n';
for (i = 0; i < n; i++) {
@ -102,7 +98,4 @@ int dmesg_main(int argc, char **argv)
end:
usage(dmesg_usage);
return EXIT_FAILURE;
klogctl_error:
perror("klogctl");
return EXIT_FAILURE;
}

10
util-linux/fbset.c
View File

@ -33,8 +33,6 @@
#include <ctype.h>
#include <sys/ioctl.h>
#define PERROR(ctx) do { perror(ctx); exit(1); } while(0)
#define DEFAULTFBDEV "/dev/fb0"
#define DEFAULTFBMODE "/etc/fb.modes"
@ -198,7 +196,7 @@ static int readmode(struct fb_var_screeninfo *base, const char *fn,
char *p = buf;
if ((f = fopen(fn, "r")) == NULL)
PERROR("readmode(fopen)");
perror_msg_and_die("readmode(fopen)");
while (!feof(f)) {
fgets(buf, sizeof(buf), f);
if ((p = strstr(buf, "mode ")) || (p = strstr(buf, "mode\t"))) {
@ -428,9 +426,9 @@ extern int fbset_main(int argc, char **argv)
}
if ((fh = open(fbdev, O_RDONLY)) < 0)
PERROR("fbset(open)");
perror_msg_and_die("fbset(open)");
if (ioctl(fh, FBIOGET_VSCREENINFO, &var))
PERROR("fbset(ioctl)");
perror_msg_and_die("fbset(ioctl)");
if (g_options & OPT_READMODE) {
if (!readmode(&var, modefile, mode)) {
error_msg("Unknown video mode `%s'\n", mode);
@ -441,7 +439,7 @@ extern int fbset_main(int argc, char **argv)
setmode(&var, &varset);
if (g_options & OPT_CHANGE)
if (ioctl(fh, FBIOPUT_VSCREENINFO, &var))
PERROR("fbset(ioctl)");
perror_msg_and_die("fbset(ioctl)");
showmode(&var);
/* Don't close the file, as exiting will take care of that */
/* close(fh); */

18
util-linux/fdflush.c
View File

@ -31,26 +31,16 @@
extern int fdflush_main(int argc, char **argv)
{
int value;
int fd;
if (argc <= 1 || **(++argv) == '-')
usage(fdflush_usage);
fd = open(*argv, 0);
if (fd < 0) {
perror(*argv);
return EXIT_FAILURE;
}
if ((fd = open(*argv, 0)) < 0)
perror_msg_and_die("%s", *argv);
value = ioctl(fd, FDFLUSH, 0);
/* Don't bother closing. Exit does
* that, so we can save a few bytes */
/* close(fd); */
if (ioctl(fd, FDFLUSH, 0))
perror_msg_and_die("%s", *argv);
if (value) {
perror(*argv);
return EXIT_FAILURE;
}
return EXIT_SUCCESS;
}

7
util-linux/mkfs_minix.c
View File

@ -329,11 +329,8 @@ static int get_size(const char *file)
int fd;
long size;
fd = open(file, O_RDWR);
if (fd < 0) {
perror(file);
exit(1);
}
if ((fd = open(file, O_RDWR)) < 0)
perror_msg_and_die("%s", file);
if (ioctl(fd, BLKGETSIZE, &size) >= 0) {
close(fd);
return (size * 512);

13
util-linux/mkswap.c
View File

@ -260,11 +260,8 @@ static long get_size(const char *file)
int fd;
long size;
fd = open(file, O_RDONLY);
if (fd < 0) {
perror(file);
exit(1);
}
if ((fd = open(file, O_RDONLY)) < 0)
perror_msg_and_die("%s", file);
if (ioctl(fd, BLKGETSIZE, &size) >= 0) {
int sectors_per_page = pagesize / 512;
@ -367,10 +364,8 @@ int mkswap_main(int argc, char **argv)
}
DEV = open(device_name, O_RDWR);
if (DEV < 0 || fstat(DEV, &statbuf) < 0) {
perror(device_name);
return EXIT_FAILURE;
}
if (DEV < 0 || fstat(DEV, &statbuf) < 0)
perror_msg_and_die("%s", device_name);
if (!S_ISBLK(statbuf.st_mode))
check = 0;
else if (statbuf.st_rdev == 0x0300 || statbuf.st_rdev == 0x0340)

2
util-linux/mount.c
View File

@ -383,7 +383,7 @@ extern int mount_main(int argc, char **argv)
}
endmntent(mountTable);
} else {
perror(mtab_file);
perror_msg_and_die("%s", mtab_file);
}
return EXIT_SUCCESS;
}

12
util-linux/swaponoff.c
View File

@ -48,10 +48,8 @@ static void swap_enable_disable(char *device)
else
status = swapoff(device);
if (status != 0) {
perror(applet_name);
exit(EXIT_FAILURE);
}
if (status != 0)
perror_msg_and_die(applet_name);
}
static void do_em_all()
@ -59,10 +57,8 @@ static void do_em_all()
struct mntent *m;
FILE *f = setmntent("/etc/fstab", "r");
if (f == NULL) {
perror("/etc/fstab");
exit(FALSE);
}
if (f == NULL)
perror_msg_and_die("/etc/fstab");
while ((m = getmntent(f)) != NULL) {
if (strcmp(m->mnt_type, MNTTYPE_SWAP)==0) {
swap_enable_disable(m->mnt_fsname);

5
util-linux/umount.c
View File

@ -216,7 +216,7 @@ static int umount_all(int useMtab)
if (status != 0) {
/* Don't bother retrying the umount on busy devices */
if (errno == EBUSY) {
perror(mountpt);
perror_msg("%s", mountpt);
continue;
}
status = do_umount(mountpt, useMtab);
@ -280,7 +280,6 @@ extern int umount_main(int argc, char **argv)
}
if (do_umount(*argv, useMtab) == TRUE)
return EXIT_SUCCESS;
perror("umount");
return EXIT_FAILURE;
perror_msg_and_die("%s", *argv);
}

52
utility.c
View File

@ -153,7 +153,7 @@ extern int get_kernel_revision(void)
int major = 0, minor = 0, patch = 0;
if (uname(&name) == -1) {
perror("cannot get system information");
perror_msg("cannot get system information");
return (0);
}
major = atoi(strtok(name.release, "."));
@ -341,7 +341,7 @@ copy_file(const char *srcName, const char *destName,
status = lstat(srcName, &srcStatBuf);
if (status < 0) {
perror(srcName);
perror_msg("%s", srcName);
return FALSE;
}
@ -367,7 +367,7 @@ copy_file(const char *srcName, const char *destName,
/* Make sure the directory is writable */
status = mkdir(destName, 0777777 ^ umask(0));
if (status < 0 && errno != EEXIST) {
perror(destName);
perror_msg("%s", destName);
return FALSE;
}
} else if (S_ISLNK(srcStatBuf.st_mode)) {
@ -378,13 +378,13 @@ copy_file(const char *srcName, const char *destName,
/* Warning: This could possibly truncate silently, to BUFSIZ chars */
link_size = readlink(srcName, &link_val[0], BUFSIZ);
if (link_size < 0) {
perror(srcName);
perror_msg("%s", srcName);
return FALSE;
}
link_val[link_size] = '\0';
status = symlink(link_val, destName);
if (status < 0) {
perror(destName);
perror_msg("%s", destName);
return FALSE;
}
#if (__GLIBC__ >= 2) && (__GLIBC_MINOR__ >= 1)
@ -397,28 +397,28 @@ copy_file(const char *srcName, const char *destName,
} else if (S_ISFIFO(srcStatBuf.st_mode)) {
//fprintf(stderr, "copying fifo %s to %s\n", srcName, destName);
if (mkfifo(destName, 0644) < 0) {
perror(destName);
perror_msg("%s", destName);
return FALSE;
}
} else if (S_ISBLK(srcStatBuf.st_mode) || S_ISCHR(srcStatBuf.st_mode)
|| S_ISSOCK(srcStatBuf.st_mode)) {
//fprintf(stderr, "copying soc, blk, or chr %s to %s\n", srcName, destName);
if (mknod(destName, srcStatBuf.st_mode, srcStatBuf.st_rdev) < 0) {
perror(destName);
perror_msg("%s", destName);
return FALSE;
}
} else if (S_ISREG(srcStatBuf.st_mode)) {
//fprintf(stderr, "copying regular file %s to %s\n", srcName, destName);
rfd = open(srcName, O_RDONLY);
if (rfd < 0) {
perror(srcName);
perror_msg("%s", srcName);
return FALSE;
}
wfd = open(destName, O_WRONLY | O_CREAT | O_TRUNC,
srcStatBuf.st_mode);
if (wfd < 0) {
perror(destName);
perror_msg("%s", destName);
close(rfd);
return FALSE;
}
@ -434,26 +434,20 @@ copy_file(const char *srcName, const char *destName,
if (setModes == TRUE) {
/* This is fine, since symlinks never get here */
if (chown(destName, srcStatBuf.st_uid, srcStatBuf.st_gid) < 0) {
perror(destName);
exit(EXIT_FAILURE);
}
if (chmod(destName, srcStatBuf.st_mode) < 0) {
perror(destName);
exit(EXIT_FAILURE);
}
if (chown(destName, srcStatBuf.st_uid, srcStatBuf.st_gid) < 0)
perror_msg_and_die("%s", destName);
if (chmod(destName, srcStatBuf.st_mode) < 0)
perror_msg_and_die("%s", destName);
times.actime = srcStatBuf.st_atime;
times.modtime = srcStatBuf.st_mtime;
if (utime(destName, &times) < 0) {
perror(destName);
exit(EXIT_FAILURE);
}
if (utime(destName, &times) < 0)
perror_msg_and_die("%s", destName);
}
return TRUE;
error_exit:
perror(destName);
perror_msg("%s", destName);
close(rfd);
close(wfd);
@ -745,7 +739,7 @@ extern int create_path(const char *name, int mode)
*cpOld = '\0';
retVal = mkdir(buf, cp ? 0777 : mode);
if (retVal != 0 && errno != EEXIST) {
perror(buf);
perror_msg("%s", buf);
return FALSE;
}
*cpOld = '/';
@ -1450,11 +1444,11 @@ extern int del_loop(const char *device)
int fd;
if ((fd = open(device, O_RDONLY)) < 0) {
perror(device);
perror_msg("%s", device);
return (FALSE);
}
if (ioctl(fd, LOOP_CLR_FD, 0) < 0) {
perror("ioctl: LOOP_CLR_FD");
perror_msg("ioctl: LOOP_CLR_FD");
return (FALSE);
}
close(fd);
@ -1470,12 +1464,12 @@ extern int set_loop(const char *device, const char *file, int offset,
mode = *loopro ? O_RDONLY : O_RDWR;
if ((ffd = open(file, mode)) < 0 && !*loopro
&& (errno != EROFS || (ffd = open(file, mode = O_RDONLY)) < 0)) {
perror(file);
perror_msg("%s", file);
return 1;
}
if ((fd = open(device, mode)) < 0) {
close(ffd);
perror(device);
perror_msg("%s", device);
return 1;
}
*loopro = (mode == O_RDONLY);
@ -1488,14 +1482,14 @@ extern int set_loop(const char *device, const char *file, int offset,
loopinfo.lo_encrypt_key_size = 0;
if (ioctl(fd, LOOP_SET_FD, ffd) < 0) {
perror("ioctl: LOOP_SET_FD");
perror_msg("ioctl: LOOP_SET_FD");
close(fd);
close(ffd);
return 1;
}
if (ioctl(fd, LOOP_SET_STATUS, &loopinfo) < 0) {
(void) ioctl(fd, LOOP_CLR_FD, 0);
perror("ioctl: LOOP_SET_STATUS");
perror_msg("ioctl: LOOP_SET_STATUS");
close(fd);
close(ffd);
return 1;

6
xargs.c
View File

@ -81,10 +81,8 @@ int xargs_main(int argc, char **argv)
strcat(execstr, cmd_to_be_executed);
strcat(execstr, file_to_act_on);
cmd_output = popen(execstr, "r");
if (cmd_output == NULL) {
perror("popen");
exit(1);
}
if (cmd_output == NULL)
perror_msg_and_die("popen");
/* harvest the output */
while ((output_line = get_line_from_file(cmd_output)) != NULL) {