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This commit is contained in:
Eric Andersen 1999-10-09 00:25:00 +00:00
parent 8341a15653
commit f811e07b07
17 changed files with 883 additions and 873 deletions
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2
applets/busybox.c
View File

@ -30,7 +30,7 @@ static const struct Applet applets[] = {
{"clear", clear_main},
#endif
#ifdef BB_CP //bin
{"cp", dyadic_main},
{"cp", cp_main},
#endif
#ifdef BB_DATE //bin
{"date", date_main},

42
archival/tar.c
View File

@ -73,18 +73,18 @@ typedef struct
/*
* Static data.
*/
static BOOL listFlag;
static BOOL extractFlag;
static BOOL createFlag;
static BOOL verboseFlag;
static BOOL tostdoutFlag;
static int listFlag;
static int extractFlag;
static int createFlag;
static int verboseFlag;
static int tostdoutFlag;
static BOOL inHeader;
static BOOL badHeader;
static BOOL errorFlag;
static BOOL skipFileFlag;
static BOOL warnedRoot;
static BOOL eofFlag;
static int inHeader;
static int badHeader;
static int errorFlag;
static int skipFileFlag;
static int warnedRoot;
static int eofFlag;
static long dataCc;
static int outFd;
static char outName[TAR_NAME_SIZE];
@ -114,7 +114,7 @@ static void readHeader(const TarHeader * hp,
/*
* Local procedures to save files into a tar file.
*/
static void saveFile(const char * fileName, BOOL seeLinks);
static void saveFile(const char * fileName, int seeLinks);
static void saveRegularFile(const char * fileName,
const struct stat * statbuf);
@ -122,7 +122,7 @@ static void saveRegularFile(const char * fileName,
static void saveDirectory(const char * fileName,
const struct stat * statbuf);
static BOOL wantFileName(const char * fileName,
static int wantFileName(const char * fileName,
int fileCount, char ** fileTable);
static void writeHeader(const char * fileName,
@ -130,7 +130,7 @@ static void writeHeader(const char * fileName,
static void writeTarFile(int fileCount, char ** fileTable);
static void writeTarBlock(const char * buf, int len);
static BOOL putOctal(char * cp, int len, long value);
static int putOctal(char * cp, int len, long value);
extern int
@ -383,8 +383,8 @@ readHeader(const TarHeader * hp, int fileCount, char ** fileTable)
time_t mtime;
const char * name;
int cc;
BOOL hardLink;
BOOL softLink;
int hardLink;
int softLink;
/*
* If the block is completely empty, then this is the end of the
@ -710,7 +710,7 @@ done:
* they really are, instead of blindly following them.
*/
static void
saveFile(const char * fileName, BOOL seeLinks)
saveFile(const char * fileName, int seeLinks)
{
int status;
int mode;
@ -788,7 +788,7 @@ saveFile(const char * fileName, BOOL seeLinks)
static void
saveRegularFile(const char * fileName, const struct stat * statbuf)
{
BOOL sawEof;
int sawEof;
int fileFd;
int cc;
int dataCount;
@ -897,7 +897,7 @@ saveDirectory(const char * dirName, const struct stat * statbuf)
{
DIR * dir;
struct dirent * entry;
BOOL needSlash;
int needSlash;
char fullName[PATH_LEN];
/*
@ -1160,7 +1160,7 @@ getOctal(const char * cp, int len)
* The number is zero and space padded and possibly null padded.
* Returns TRUE if successful.
*/
static BOOL
static int
putOctal(char * cp, int len, long value)
{
int tempLength;
@ -1212,7 +1212,7 @@ putOctal(char * cp, int len, long value)
* of path prefixes. An empty list implies that all files are wanted.
* Returns TRUE if the file is selected.
*/
static BOOL
static int
wantFileName(const char * fileName, int fileCount, char ** fileTable)
{
const char * pathName;

2
busybox.c
View File

@ -30,7 +30,7 @@ static const struct Applet applets[] = {
{"clear", clear_main},
#endif
#ifdef BB_CP //bin
{"cp", dyadic_main},
{"cp", cp_main},
#endif
#ifdef BB_DATE //bin
{"date", date_main},

4
busybox.def.h
View File

@ -10,7 +10,7 @@
#define BB_CHOWN
#define BB_CHROOT
#define BB_CLEAR
//#define BB_CP
#define BB_CP
#define BB_DATE
#define BB_DD
//#define BB_DESCEND
@ -54,7 +54,7 @@
#define BB_TAR
#define BB_TOUCH
#define BB_TRUE
//#define BB_UMOUNT
#define BB_UMOUNT
//#define BB_UPDATE
#define BB_UTILITY
#define BB_ZCAT

204
coreutils/cp.c
View File

@ -1,89 +1,141 @@
/*
* Mini cp implementation for busybox
*
* Copyright (C) 1998 by Erik Andersen <andersee@debian.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 "internal.h"
#include <stdio.h>
#include <sys/stat.h>
#include <sys/fcntl.h>
#include <sys/param.h>
#include <errno.h>
#include <time.h>
#include <utime.h>
#include <dirent.h>
const char cp_usage[] = "cp [-r] source-file destination-file\n"
"\t\tcp [-r] source-file [source-file ...] destination-directory\n"
const char cp_usage[] = "cp [OPTION]... SOURCE DEST\n"
" or: cp [OPTION]... SOURCE... DIRECTORY\n"
"Copy SOURCE to DEST, or multiple SOURCE(s) to DIRECTORY.\n"
"\n"
"\tCopy the source files to the destination.\n"
"\n"
"\t-r:\tRecursively copy all files and directories\n"
"\t\tunder the argument directory.";
"\t-a\tsame as -dpR\n"
"\t-d\tpreserve links\n"
"\t-p\tpreserve file attributes if possable\n"
"\t-R\tcopy directories recursively\n";
extern int
cp_fn(const struct FileInfo * i)
static int recursiveFlag = FALSE;
static int followLinks = FALSE;
static int preserveFlag = FALSE;
static const char *srcName;
static const char *destName;
static int fileAction(const char *fileName)
{
int sourceFd;
int destinationFd;
const char * destination = i->destination;
struct stat destination_stat;
int status;
char buf[8192];
char d[PATH_MAX];
if ( (i->stat.st_mode & S_IFMT) == S_IFDIR ) {
if ( mkdir(destination, i->stat.st_mode & ~S_IFMT)
!= 0 && errno != EEXIST ) {
name_and_error(destination);
return 1;
}
return 0;
}
if ( (sourceFd = open(i->source, O_RDONLY)) < 0 ) {
name_and_error(i->source);
return 1;
}
if ( stat(destination, &destination_stat) == 0 ) {
if ( i->stat.st_ino == destination_stat.st_ino
&& i->stat.st_dev == destination_stat.st_dev ) {
fprintf(stderr
,"copy of %s to %s would copy file to itself.\n"
,i->source
,destination);
close(sourceFd);
return 1;
}
}
/*
* If the destination is a directory, create a file within it.
*/
if ( (destination_stat.st_mode & S_IFMT) == S_IFDIR ) {
destination = join_paths(
d
,i->destination
,&i->source[i->directoryLength]);
if ( stat(destination, &destination_stat) == 0 ) {
if ( i->stat.st_ino == destination_stat.st_ino
&& i->stat.st_dev == destination_stat.st_dev ) {
fprintf(stderr
,"copy of %s to %s would copy file to itself.\n"
,i->source
,destination);
close(sourceFd);
return 1;
}
}
char newdestName[NAME_MAX];
strcpy(newdestName, destName);
strcat(newdestName, fileName+(strlen(srcName)));
fprintf(stderr, "A: copying %s to %s\n", fileName, newdestName);
return (copyFile(fileName, newdestName, preserveFlag, followLinks));
}
destinationFd = creat(destination, i->stat.st_mode & 07777);
static int dirAction(const char *fileName)
{
char newdestName[NAME_MAX];
struct stat statBuf;
struct utimbuf times;
while ( (status = read(sourceFd, buf, sizeof(buf))) > 0 ) {
if ( write(destinationFd, buf, status) != status ) {
name_and_error(destination);
close(sourceFd);
close(destinationFd);
return 1;
strcpy(newdestName, destName);
strcat(newdestName, fileName+(strlen(srcName)));
if (stat(newdestName, &statBuf)) {
if (mkdir( newdestName, 0777777 ^ umask (0))) {
perror(newdestName);
return( FALSE);
}
}
close(sourceFd);
close(destinationFd);
if ( status < 0 ) {
name_and_error(i->source);
return 1;
else if (!S_ISDIR (statBuf.st_mode)) {
fprintf(stderr, "`%s' exists but is not a directory", newdestName);
return( FALSE);
}
return 0;
if (preserveFlag==TRUE) {
/* Try to preserve premissions, but don't whine on failure */
if (stat(newdestName, &statBuf)) {
perror(newdestName);
return( FALSE);
}
chmod(newdestName, statBuf.st_mode);
chown(newdestName, statBuf.st_uid, statBuf.st_gid);
times.actime = statBuf.st_atime;
times.modtime = statBuf.st_mtime;
utime(newdestName, &times);
}
return TRUE;
}
extern int cp_main(int argc, char **argv)
{
int dirFlag;
if (argc < 3) {
fprintf(stderr, "Usage: %s", cp_usage);
return (FALSE);
}
argc--;
argv++;
/* Parse any options */
while (**argv == '-') {
while (*++(*argv))
switch (**argv) {
case 'a':
followLinks = TRUE;
preserveFlag = TRUE;
recursiveFlag = TRUE;
break;
case 'd':
followLinks = TRUE;
break;
case 'p':
preserveFlag = TRUE;
break;
case 'R':
recursiveFlag = TRUE;
break;
default:
fprintf(stderr, "Usage: %s\n", cp_usage);
exit(FALSE);
}
argc--;
argv++;
}
destName = argv[argc - 1];
dirFlag = isDirectory(destName);
if ((argc > 3) && !dirFlag) {
fprintf(stderr, "%s: not a directory\n", destName);
return (FALSE);
}
while (argc-- >= 2) {
srcName = *(argv++);
return recursiveAction(srcName, recursiveFlag, followLinks,
fileAction, fileAction);
}
return( TRUE);
}

6
coreutils/mv.c
View File

@ -37,7 +37,7 @@ extern int mv_main (int argc, char **argv)
const char *srcName;
const char *destName;
const char *lastArg;
BOOL dirFlag;
int dirFlag;
if (argc < 3) {
fprintf (stderr, "Usage: %s %s", *argv, mv_usage);
@ -63,7 +63,7 @@ extern int mv_main (int argc, char **argv)
destName = lastArg;
if (dirFlag)
if (dirFlag==TRUE)
destName = buildName (destName, srcName);
if (rename (srcName, destName) >= 0)
@ -74,7 +74,7 @@ extern int mv_main (int argc, char **argv)
continue;
}
if (!copyFile (srcName, destName, TRUE))
if (!copyFile (srcName, destName, TRUE, FALSE))
continue;
if (unlink (srcName) < 0)

204
cp.c
View File

@ -1,89 +1,141 @@
/*
* Mini cp implementation for busybox
*
* Copyright (C) 1998 by Erik Andersen <andersee@debian.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 "internal.h"
#include <stdio.h>
#include <sys/stat.h>
#include <sys/fcntl.h>
#include <sys/param.h>
#include <errno.h>
#include <time.h>
#include <utime.h>
#include <dirent.h>
const char cp_usage[] = "cp [-r] source-file destination-file\n"
"\t\tcp [-r] source-file [source-file ...] destination-directory\n"
const char cp_usage[] = "cp [OPTION]... SOURCE DEST\n"
" or: cp [OPTION]... SOURCE... DIRECTORY\n"
"Copy SOURCE to DEST, or multiple SOURCE(s) to DIRECTORY.\n"
"\n"
"\tCopy the source files to the destination.\n"
"\n"
"\t-r:\tRecursively copy all files and directories\n"
"\t\tunder the argument directory.";
"\t-a\tsame as -dpR\n"
"\t-d\tpreserve links\n"
"\t-p\tpreserve file attributes if possable\n"
"\t-R\tcopy directories recursively\n";
extern int
cp_fn(const struct FileInfo * i)
static int recursiveFlag = FALSE;
static int followLinks = FALSE;
static int preserveFlag = FALSE;
static const char *srcName;
static const char *destName;
static int fileAction(const char *fileName)
{
int sourceFd;
int destinationFd;
const char * destination = i->destination;
struct stat destination_stat;
int status;
char buf[8192];
char d[PATH_MAX];
if ( (i->stat.st_mode & S_IFMT) == S_IFDIR ) {
if ( mkdir(destination, i->stat.st_mode & ~S_IFMT)
!= 0 && errno != EEXIST ) {
name_and_error(destination);
return 1;
}
return 0;
}
if ( (sourceFd = open(i->source, O_RDONLY)) < 0 ) {
name_and_error(i->source);
return 1;
}
if ( stat(destination, &destination_stat) == 0 ) {
if ( i->stat.st_ino == destination_stat.st_ino
&& i->stat.st_dev == destination_stat.st_dev ) {
fprintf(stderr
,"copy of %s to %s would copy file to itself.\n"
,i->source
,destination);
close(sourceFd);
return 1;
}
}
/*
* If the destination is a directory, create a file within it.
*/
if ( (destination_stat.st_mode & S_IFMT) == S_IFDIR ) {
destination = join_paths(
d
,i->destination
,&i->source[i->directoryLength]);
if ( stat(destination, &destination_stat) == 0 ) {
if ( i->stat.st_ino == destination_stat.st_ino
&& i->stat.st_dev == destination_stat.st_dev ) {
fprintf(stderr
,"copy of %s to %s would copy file to itself.\n"
,i->source
,destination);
close(sourceFd);
return 1;
}
}
char newdestName[NAME_MAX];
strcpy(newdestName, destName);
strcat(newdestName, fileName+(strlen(srcName)));
fprintf(stderr, "A: copying %s to %s\n", fileName, newdestName);
return (copyFile(fileName, newdestName, preserveFlag, followLinks));
}
destinationFd = creat(destination, i->stat.st_mode & 07777);
static int dirAction(const char *fileName)
{
char newdestName[NAME_MAX];
struct stat statBuf;
struct utimbuf times;
while ( (status = read(sourceFd, buf, sizeof(buf))) > 0 ) {
if ( write(destinationFd, buf, status) != status ) {
name_and_error(destination);
close(sourceFd);
close(destinationFd);
return 1;
strcpy(newdestName, destName);
strcat(newdestName, fileName+(strlen(srcName)));
if (stat(newdestName, &statBuf)) {
if (mkdir( newdestName, 0777777 ^ umask (0))) {
perror(newdestName);
return( FALSE);
}
}
close(sourceFd);
close(destinationFd);
if ( status < 0 ) {
name_and_error(i->source);
return 1;
else if (!S_ISDIR (statBuf.st_mode)) {
fprintf(stderr, "`%s' exists but is not a directory", newdestName);
return( FALSE);
}
return 0;
if (preserveFlag==TRUE) {
/* Try to preserve premissions, but don't whine on failure */
if (stat(newdestName, &statBuf)) {
perror(newdestName);
return( FALSE);
}
chmod(newdestName, statBuf.st_mode);
chown(newdestName, statBuf.st_uid, statBuf.st_gid);
times.actime = statBuf.st_atime;
times.modtime = statBuf.st_mtime;
utime(newdestName, &times);
}
return TRUE;
}
extern int cp_main(int argc, char **argv)
{
int dirFlag;
if (argc < 3) {
fprintf(stderr, "Usage: %s", cp_usage);
return (FALSE);
}
argc--;
argv++;
/* Parse any options */
while (**argv == '-') {
while (*++(*argv))
switch (**argv) {
case 'a':
followLinks = TRUE;
preserveFlag = TRUE;
recursiveFlag = TRUE;
break;
case 'd':
followLinks = TRUE;
break;
case 'p':
preserveFlag = TRUE;
break;
case 'R':
recursiveFlag = TRUE;
break;
default:
fprintf(stderr, "Usage: %s\n", cp_usage);
exit(FALSE);
}
argc--;
argv++;
}
destName = argv[argc - 1];
dirFlag = isDirectory(destName);
if ((argc > 3) && !dirFlag) {
fprintf(stderr, "%s: not a directory\n", destName);
return (FALSE);
}
while (argc-- >= 2) {
srcName = *(argv++);
return recursiveAction(srcName, recursiveFlag, followLinks,
fileAction, fileAction);
}
return( TRUE);
}

2
find.c
View File

@ -27,7 +27,7 @@
static char* pattern=NULL;
static char* directory=NULL;
int dereferenceFlag=FALSE;
static int dereferenceFlag=FALSE;
static const char find_usage[] = "find [path...] [expression]\n"
"default path is the current directory; default expression is -print\n"

2
findutils/find.c
View File

@ -27,7 +27,7 @@
static char* pattern=NULL;
static char* directory=NULL;
int dereferenceFlag=FALSE;
static int dereferenceFlag=FALSE;
static const char find_usage[] = "find [path...] [expression]\n"
"default path is the current directory; default expression is -print\n"

10
findutils/grep.c
View File

@ -31,7 +31,7 @@ const char grep_usage[] =
static BOOL search (const char *string, const char *word, BOOL ignoreCase);
static int search (const char *string, const char *word, int ignoreCase);
extern int grep_main (int argc, char **argv)
@ -40,9 +40,9 @@ extern int grep_main (int argc, char **argv)
const char *word;
const char *name;
const char *cp;
BOOL tellName;
BOOL ignoreCase;
BOOL tellLine;
int tellName;
int ignoreCase;
int tellLine;
long line;
char buf[BUF_SIZE];
@ -125,7 +125,7 @@ extern int grep_main (int argc, char **argv)
/*
* See if the specified word is found in the specified string.
*/
static BOOL search (const char *string, const char *word, BOOL ignoreCase)
static int search (const char *string, const char *word, int ignoreCase)
{
const char *cp1;
const char *cp2;

10
grep.c
View File

@ -31,7 +31,7 @@ const char grep_usage[] =
static BOOL search (const char *string, const char *word, BOOL ignoreCase);
static int search (const char *string, const char *word, int ignoreCase);
extern int grep_main (int argc, char **argv)
@ -40,9 +40,9 @@ extern int grep_main (int argc, char **argv)
const char *word;
const char *name;
const char *cp;
BOOL tellName;
BOOL ignoreCase;
BOOL tellLine;
int tellName;
int ignoreCase;
int tellLine;
long line;
char buf[BUF_SIZE];
@ -125,7 +125,7 @@ extern int grep_main (int argc, char **argv)
/*
* See if the specified word is found in the specified string.
*/
static BOOL search (const char *string, const char *word, BOOL ignoreCase)
static int search (const char *string, const char *word, int ignoreCase)
{
const char *cp1;
const char *cp2;

21
internal.h
View File

@ -33,11 +33,10 @@
/* Some useful definitions */
typedef int BOOL;
#define STDIN 0
#define STDOUT 1
#define FALSE ((BOOL) 1)
#define TRUE ((BOOL) 0)
#define FALSE ((int) 1)
#define TRUE ((int) 0)
#define PATH_LEN 1024
#define BUF_SIZE 8192
@ -97,6 +96,7 @@ extern int busybox_main(int argc, char** argv);
extern int block_device_main(int argc, char** argv);
extern int cat_more_main(int argc, char** argv);
extern int more_main(int argc, char** argv);
extern int cp_main(int argc, char** argv);
extern int chgrp_main(int argc, char** argv);
extern int chmod_main(int argc, char** argv);
extern int chown_main(int argc, char** argv);
@ -172,20 +172,21 @@ struct chunk {
const char *modeString(int mode);
const char *timeString(time_t timeVal);
BOOL isDirectory(const char *name);
BOOL isDevice(const char *name);
BOOL copyFile(const char *srcName, const char *destName, BOOL setModes);
const char *buildName(const char *dirName, const char *fileName);
BOOL makeString(int argc, const char **argv, char *buf, int bufLen);
int isDirectory(const char *name);
int isDevice(const char *name);
int copyFile(const char *srcName, const char *destName, int setModes,
int followLinks);
char *buildName(const char *dirName, const char *fileName);
int makeString(int argc, const char **argv, char *buf, int bufLen);
char *getChunk(int size);
char *chunkstrdup(const char *str);
void freeChunks(void);
int fullWrite(int fd, const char *buf, int len);
int fullRead(int fd, char *buf, int len);
int recursiveAction(const char *fileName, BOOL recurse, BOOL followLinks,
int recursiveAction(const char *fileName, int recurse, int followLinks,
int (*fileAction) (const char *fileName),
int (*dirAction) (const char *fileName));
BOOL match(const char* text, const char * pattern);
int match(const char* text, const char * pattern);
const char* timeString(time_t timeVal);

6
mv.c
View File

@ -37,7 +37,7 @@ extern int mv_main (int argc, char **argv)
const char *srcName;
const char *destName;
const char *lastArg;
BOOL dirFlag;
int dirFlag;
if (argc < 3) {
fprintf (stderr, "Usage: %s %s", *argv, mv_usage);
@ -63,7 +63,7 @@ extern int mv_main (int argc, char **argv)
destName = lastArg;
if (dirFlag)
if (dirFlag==TRUE)
destName = buildName (destName, srcName);
if (rename (srcName, destName) >= 0)
@ -74,7 +74,7 @@ extern int mv_main (int argc, char **argv)
continue;
}
if (!copyFile (srcName, destName, TRUE))
if (!copyFile (srcName, destName, TRUE, FALSE))
continue;
if (unlink (srcName) < 0)

42
tar.c
View File

@ -73,18 +73,18 @@ typedef struct
/*
* Static data.
*/
static BOOL listFlag;
static BOOL extractFlag;
static BOOL createFlag;
static BOOL verboseFlag;
static BOOL tostdoutFlag;
static int listFlag;
static int extractFlag;
static int createFlag;
static int verboseFlag;
static int tostdoutFlag;
static BOOL inHeader;
static BOOL badHeader;
static BOOL errorFlag;
static BOOL skipFileFlag;
static BOOL warnedRoot;
static BOOL eofFlag;
static int inHeader;
static int badHeader;
static int errorFlag;
static int skipFileFlag;
static int warnedRoot;
static int eofFlag;
static long dataCc;
static int outFd;
static char outName[TAR_NAME_SIZE];
@ -114,7 +114,7 @@ static void readHeader(const TarHeader * hp,
/*
* Local procedures to save files into a tar file.
*/
static void saveFile(const char * fileName, BOOL seeLinks);
static void saveFile(const char * fileName, int seeLinks);
static void saveRegularFile(const char * fileName,
const struct stat * statbuf);
@ -122,7 +122,7 @@ static void saveRegularFile(const char * fileName,
static void saveDirectory(const char * fileName,
const struct stat * statbuf);
static BOOL wantFileName(const char * fileName,
static int wantFileName(const char * fileName,
int fileCount, char ** fileTable);
static void writeHeader(const char * fileName,
@ -130,7 +130,7 @@ static void writeHeader(const char * fileName,
static void writeTarFile(int fileCount, char ** fileTable);
static void writeTarBlock(const char * buf, int len);
static BOOL putOctal(char * cp, int len, long value);
static int putOctal(char * cp, int len, long value);
extern int
@ -383,8 +383,8 @@ readHeader(const TarHeader * hp, int fileCount, char ** fileTable)
time_t mtime;
const char * name;
int cc;
BOOL hardLink;
BOOL softLink;
int hardLink;
int softLink;
/*
* If the block is completely empty, then this is the end of the
@ -710,7 +710,7 @@ done:
* they really are, instead of blindly following them.
*/
static void
saveFile(const char * fileName, BOOL seeLinks)
saveFile(const char * fileName, int seeLinks)
{
int status;
int mode;
@ -788,7 +788,7 @@ saveFile(const char * fileName, BOOL seeLinks)
static void
saveRegularFile(const char * fileName, const struct stat * statbuf)
{
BOOL sawEof;
int sawEof;
int fileFd;
int cc;
int dataCount;
@ -897,7 +897,7 @@ saveDirectory(const char * dirName, const struct stat * statbuf)
{
DIR * dir;
struct dirent * entry;
BOOL needSlash;
int needSlash;
char fullName[PATH_LEN];
/*
@ -1160,7 +1160,7 @@ getOctal(const char * cp, int len)
* The number is zero and space padded and possibly null padded.
* Returns TRUE if successful.
*/
static BOOL
static int
putOctal(char * cp, int len, long value)
{
int tempLength;
@ -1212,7 +1212,7 @@ putOctal(char * cp, int len, long value)
* of path prefixes. An empty list implies that all files are wanted.
* Returns TRUE if the file is selected.
*/
static BOOL
static int
wantFileName(const char * fileName, int fileCount, char ** fileTable)
{
const char * pathName;

178
umount.c
View File

@ -1,135 +1,95 @@
/*
* Mini umount implementation for busybox
*
* Copyright (C) 1998 by Erik Andersen <andersee@debian.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 "internal.h"
#include <stdlib.h>
#include <unistd.h>
#include <errno.h>
#include <string.h>
#include <stdio.h>
#include <mntent.h>
#include <sys/mount.h>
#include <mntent.h>
#include <fstab.h>
#include <errno.h>
const char umount_usage[] = "umount {filesystem|directory}\n"
"\tumount -a\n"
"\n"
"\tUnmount a filesystem.\n"
"\t-a:\tUnmounts all mounted filesystems.\n";
static char *
stralloc(const char * string)
{
int length = strlen(string) + 1;
char * n = malloc(length);
memcpy(n, string, length);
return n;
}
extern void
erase_mtab(const char * name)
{
struct mntent entries[100];
int count = 0;
FILE * mountTable = setmntent("/etc/mtab", "r");
struct mntent * m;
if ( mountTable == 0
&& (mountTable = setmntent("/proc/mounts", "r")) == 0 ) {
name_and_error("/etc/mtab");
return;
}
while ( (m = getmntent(mountTable)) != 0 ) {
entries[count].mnt_fsname = stralloc(m->mnt_fsname);
entries[count].mnt_dir = stralloc(m->mnt_dir);
entries[count].mnt_type = stralloc(m->mnt_type);
entries[count].mnt_opts = stralloc(m->mnt_opts);
entries[count].mnt_freq = m->mnt_freq;
entries[count].mnt_passno = m->mnt_passno;
count++;
}
endmntent(mountTable);
if ( (mountTable = setmntent("/etc/mtab", "w")) ) {
int i;
for ( i = 0; i < count; i++ ) {
int result = ( strcmp(entries[i].mnt_fsname, name) == 0
|| strcmp(entries[i].mnt_dir, name) == 0 );
if ( result )
continue;
else
addmntent(mountTable, &entries[i]);
}
endmntent(mountTable);
}
else if ( errno != EROFS )
name_and_error("/etc/mtab");
}
const char umount_usage[] = "\tumount {filesystem|directory}\n"
"or to unmount all mounted file systems:\n\tumount -a\n";
static int
umount_all(int noMtab)
umount_all()
{
struct mntent entries[100];
int count = 0;
FILE * mountTable = setmntent("/etc/mtab", "r");
int status;
struct mntent *m;
int status = 0;
if ( mountTable == 0
&& (mountTable = setmntent("/proc/mounts", "r")) == 0 ) {
name_and_error("/etc/mtab");
return 1;
}
FILE *mountTable;
if ((mountTable = setmntent ("/proc/mounts", "r"))) {
while ((m = getmntent (mountTable)) != 0) {
entries[count].mnt_fsname = stralloc(m->mnt_fsname);
count++;
char *blockDevice = m->mnt_fsname;
if (strcmp (blockDevice, "/dev/root") == 0)
blockDevice = (getfsfile ("/"))->fs_spec;
status=umount (m->mnt_dir);
if (status!=0) {
/* Don't bother retrying the umount on busy devices */
if (errno==EBUSY) {
perror(m->mnt_dir);
continue;
}
printf ("Trying to umount %s failed: %s\n",
m->mnt_dir, strerror(errno));
printf ("Instead trying to umount %s\n", blockDevice);
status=umount (blockDevice);
if (status!=0) {
printf ("Couldn't umount %s on %s (type %s): %s\n",
blockDevice, m->mnt_dir, m->mnt_type, strerror(errno));
}
}
}
endmntent (mountTable);
while ( count > 0 ) {
int result = umount(entries[--count].mnt_fsname) == 0;
/* free(entries[count].mnt_fsname); */
if ( result ) {
if ( !noMtab )
erase_mtab(entries[count].mnt_fsname);
}
else {
status = 1;
name_and_error(entries[count].mnt_fsname);
}
}
return status;
return( TRUE);
}
extern int
do_umount(const char * name, int noMtab)
umount_main(int argc, char * * argv)
{
if ( umount(name) == 0 ) {
if ( !noMtab )
erase_mtab(name);
return 0;
}
return 1;
}
extern int
umount_main(struct FileInfo * i, int argc, char * * argv)
{
int noMtab = 0;
if (argc < 2) {
fprintf(stderr, "Usage: %s", umount_usage);
return(FALSE);
}
argc--;
argv++;
if ( argv[1][0] == '-' ) {
switch ( argv[1][1] ) {
/* Parse any options */
while (**argv == '-') {
while (*++(*argv)) switch (**argv) {
case 'a':
return umount_all(noMtab);
case 'n':
noMtab = 1;
return umount_all();
break;
default:
usage(umount_usage);
return 1;
fprintf(stderr, "Usage: %s\n", umount_usage);
exit( FALSE);
}
}
if ( do_umount(argv[1],noMtab) != 0 ) {
fprintf(stderr, "%s: %s.\n", argv[1], strerror(errno));
return 1;
if ( umount(*argv) == 0 )
return (TRUE);
else {
perror("umount");
return( FALSE);
}
return 0;
}

178
util-linux/umount.c
View File

@ -1,135 +1,95 @@
/*
* Mini umount implementation for busybox
*
* Copyright (C) 1998 by Erik Andersen <andersee@debian.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 "internal.h"
#include <stdlib.h>
#include <unistd.h>
#include <errno.h>
#include <string.h>
#include <stdio.h>
#include <mntent.h>
#include <sys/mount.h>
#include <mntent.h>
#include <fstab.h>
#include <errno.h>
const char umount_usage[] = "umount {filesystem|directory}\n"
"\tumount -a\n"
"\n"
"\tUnmount a filesystem.\n"
"\t-a:\tUnmounts all mounted filesystems.\n";
static char *
stralloc(const char * string)
{
int length = strlen(string) + 1;
char * n = malloc(length);
memcpy(n, string, length);
return n;
}
extern void
erase_mtab(const char * name)
{
struct mntent entries[100];
int count = 0;
FILE * mountTable = setmntent("/etc/mtab", "r");
struct mntent * m;
if ( mountTable == 0
&& (mountTable = setmntent("/proc/mounts", "r")) == 0 ) {
name_and_error("/etc/mtab");
return;
}
while ( (m = getmntent(mountTable)) != 0 ) {
entries[count].mnt_fsname = stralloc(m->mnt_fsname);
entries[count].mnt_dir = stralloc(m->mnt_dir);
entries[count].mnt_type = stralloc(m->mnt_type);
entries[count].mnt_opts = stralloc(m->mnt_opts);
entries[count].mnt_freq = m->mnt_freq;
entries[count].mnt_passno = m->mnt_passno;
count++;
}
endmntent(mountTable);
if ( (mountTable = setmntent("/etc/mtab", "w")) ) {
int i;
for ( i = 0; i < count; i++ ) {
int result = ( strcmp(entries[i].mnt_fsname, name) == 0
|| strcmp(entries[i].mnt_dir, name) == 0 );
if ( result )
continue;
else
addmntent(mountTable, &entries[i]);
}
endmntent(mountTable);
}
else if ( errno != EROFS )
name_and_error("/etc/mtab");
}
const char umount_usage[] = "\tumount {filesystem|directory}\n"
"or to unmount all mounted file systems:\n\tumount -a\n";
static int
umount_all(int noMtab)
umount_all()
{
struct mntent entries[100];
int count = 0;
FILE * mountTable = setmntent("/etc/mtab", "r");
int status;
struct mntent *m;
int status = 0;
if ( mountTable == 0
&& (mountTable = setmntent("/proc/mounts", "r")) == 0 ) {
name_and_error("/etc/mtab");
return 1;
}
FILE *mountTable;
if ((mountTable = setmntent ("/proc/mounts", "r"))) {
while ((m = getmntent (mountTable)) != 0) {
entries[count].mnt_fsname = stralloc(m->mnt_fsname);
count++;
char *blockDevice = m->mnt_fsname;
if (strcmp (blockDevice, "/dev/root") == 0)
blockDevice = (getfsfile ("/"))->fs_spec;
status=umount (m->mnt_dir);
if (status!=0) {
/* Don't bother retrying the umount on busy devices */
if (errno==EBUSY) {
perror(m->mnt_dir);
continue;
}
printf ("Trying to umount %s failed: %s\n",
m->mnt_dir, strerror(errno));
printf ("Instead trying to umount %s\n", blockDevice);
status=umount (blockDevice);
if (status!=0) {
printf ("Couldn't umount %s on %s (type %s): %s\n",
blockDevice, m->mnt_dir, m->mnt_type, strerror(errno));
}
}
}
endmntent (mountTable);
while ( count > 0 ) {
int result = umount(entries[--count].mnt_fsname) == 0;
/* free(entries[count].mnt_fsname); */
if ( result ) {
if ( !noMtab )
erase_mtab(entries[count].mnt_fsname);
}
else {
status = 1;
name_and_error(entries[count].mnt_fsname);
}
}
return status;
return( TRUE);
}
extern int
do_umount(const char * name, int noMtab)
umount_main(int argc, char * * argv)
{
if ( umount(name) == 0 ) {
if ( !noMtab )
erase_mtab(name);
return 0;
}
return 1;
}
extern int
umount_main(struct FileInfo * i, int argc, char * * argv)
{
int noMtab = 0;
if (argc < 2) {
fprintf(stderr, "Usage: %s", umount_usage);
return(FALSE);
}
argc--;
argv++;
if ( argv[1][0] == '-' ) {
switch ( argv[1][1] ) {
/* Parse any options */
while (**argv == '-') {
while (*++(*argv)) switch (**argv) {
case 'a':
return umount_all(noMtab);
case 'n':
noMtab = 1;
return umount_all();
break;
default:
usage(umount_usage);
return 1;
fprintf(stderr, "Usage: %s\n", umount_usage);
exit( FALSE);
}
}
if ( do_umount(argv[1],noMtab) != 0 ) {
fprintf(stderr, "%s: %s.\n", argv[1], strerror(errno));
return 1;
if ( umount(*argv) == 0 )
return (TRUE);
else {
perror("umount");
return( FALSE);
}
return 0;
}

237
utility.c
View File

@ -27,16 +27,15 @@
#include <string.h>
#include <errno.h>
#include <fcntl.h>
//#include <sys/types.h>
//#include <sys/stat.h>
#include <dirent.h>
#include <time.h>
#include <utime.h>
#include <sys/stat.h>
#include <unistd.h>
#if 0
extern char *
join_paths(char * buffer, const char * a, const char * b)
extern char *join_paths(char *buffer, const char *a, const char *b)
{
int length = 0;
@ -68,8 +67,7 @@ static CHUNK * chunkList;
* Return the standard ls-like mode string from a file mode.
* This is static and so is overwritten on each call.
*/
const char *
modeString(int mode)
const char *modeString(int mode)
{
static char buf[12];
@ -135,8 +133,7 @@ modeString(int mode)
* Return TRUE if a fileName is a directory.
* Nonexistant files return FALSE.
*/
BOOL
isDirectory(const char * name)
int isDirectory(const char *name)
{
struct stat statBuf;
@ -151,8 +148,7 @@ isDirectory(const char * name)
* Return TRUE if a filename is a block or character device.
* Nonexistant files return FALSE.
*/
BOOL
isDevice(const char * name)
int isDevice(const char *name)
{
struct stat statBuf;
@ -169,12 +165,10 @@ isDevice(const char * name)
* error message output. (Failure is not indicted if the attributes cannot
* be set.)
*/
BOOL
int
copyFile(
const char *srcName,
const char * destName,
BOOL setModes
)
const char *destName, int setModes, int followLinks)
{
int rfd;
int wfd;
@ -184,77 +178,95 @@ copyFile(
struct stat statBuf2;
struct utimbuf times;
if (stat(srcName, &statBuf1) < 0)
{
if (stat(srcName, &statBuf1) < 0) {
perror(srcName);
return FALSE;
}
if (stat(destName, &statBuf2) < 0)
{
if (stat(destName, &statBuf2) < 0) {
statBuf2.st_ino = -1;
statBuf2.st_dev = -1;
}
if ((statBuf1.st_dev == statBuf2.st_dev) &&
(statBuf1.st_ino == statBuf2.st_ino))
{
(statBuf1.st_ino == statBuf2.st_ino)) {
fprintf(stderr, "Copying file \"%s\" to itself\n", srcName);
return FALSE;
}
rfd = open(srcName, O_RDONLY);
if (S_ISDIR(statBuf1.st_mode)) {
/* Make sure the directory is writable */
if (mkdir(destName, 0777777 ^ umask(0))) {
perror(destName);
return (FALSE);
}
} else if (S_ISFIFO(statBuf1.st_mode)) {
if (mkfifo(destName, 644)) {
perror(destName);
return (FALSE);
}
} else if (S_ISBLK(statBuf1.st_mode) || S_ISCHR(statBuf1.st_mode)) {
if (mknod(destName, 644, statBuf1.st_rdev)) {
perror(destName);
return (FALSE);
}
} else if (S_ISLNK(statBuf1.st_mode)) {
char *link_val;
int link_size;
if (rfd < 0)
{
link_val = (char *) alloca(PATH_MAX + 2);
link_size = readlink(srcName, link_val, PATH_MAX + 1);
if (link_size < 0) {
perror(srcName);
return (FALSE);
}
link_val[link_size] = '\0';
if (symlink(link_val, destName)) {
perror(srcName);
return (FALSE);
}
} else {
rfd = open(srcName, O_RDONLY);
if (rfd < 0) {
perror(srcName);
return FALSE;
}
wfd = creat(destName, statBuf1.st_mode);
if (wfd < 0)
{
if (wfd < 0) {
perror(destName);
close(rfd);
return FALSE;
}
while ((rcc = read(rfd, buf, sizeof(buf))) > 0)
{
while ((rcc = read(rfd, buf, sizeof(buf))) > 0) {
if (fullWrite(wfd, buf, rcc) < 0)
goto error_exit;
}
if (rcc < 0)
{
if (rcc < 0) {
perror(srcName);
goto error_exit;
}
(void) close(rfd);
close(rfd);
if (close(wfd) < 0)
{
if (close(wfd) < 0) {
perror(destName);
return FALSE;
}
}
if (setModes)
{
(void) chmod(destName, statBuf1.st_mode);
(void) chown(destName, statBuf1.st_uid, statBuf1.st_gid);
if (setModes == TRUE) {
chmod(destName, statBuf1.st_mode);
if (followLinks == TRUE)
chown(destName, statBuf1.st_uid, statBuf1.st_gid);
else
lchown(destName, statBuf1.st_uid, statBuf1.st_gid);
times.actime = statBuf1.st_atime;
times.modtime = statBuf1.st_mtime;
(void) utime(destName, &times);
utime(destName, &times);
}
return TRUE;
@ -273,14 +285,15 @@ error_exit:
* If the directory name is NULL, then the original fileName is returned.
* The built path is in a static area, and is overwritten for each call.
*/
const char *
buildName(const char * dirName, const char * fileName)
char *buildName(const char *dirName, const char *fileName)
{
const char *cp;
static char buf[PATH_LEN];
if ((dirName == NULL) || (*dirName == '\0'))
return fileName;
if ((dirName == NULL) || (*dirName == '\0')) {
strcpy(buf, fileName);
return buf;
}
cp = strrchr(fileName, '/');
@ -289,7 +302,6 @@ buildName(const char * dirName, const char * fileName)
strcpy(buf, dirName);
strcat(buf, "/");
strcat(buf, fileName);
return buf;
}
@ -302,22 +314,14 @@ buildName(const char * dirName, const char * fileName)
* with an error message given. This does not handle spaces within
* arguments correctly.
*/
BOOL
makeString(
int argc,
const char ** argv,
char * buf,
int bufLen
)
int makeString( int argc, const char **argv, char *buf, int bufLen)
{
int len;
while (argc-- > 0)
{
while (argc-- > 0) {
len = strlen(*argv);
if (len >= bufLen)
{
if (len >= bufLen) {
fprintf(stderr, "Argument string too long\n");
return FALSE;
@ -346,8 +350,7 @@ makeString(
* list of chunks which can be freed all at one time. You CAN NOT free
* an individual chunk.
*/
char *
getChunk(int size)
char *getChunk(int size)
{
CHUNK *chunk;
@ -371,8 +374,7 @@ getChunk(int size)
* The returned string cannot be individually freed, but can only be freed
* with other strings when freeChunks is called. Returns NULL on failure.
*/
char *
chunkstrdup(const char * str)
char *chunkstrdup(const char *str)
{
int len;
char *newStr;
@ -391,13 +393,11 @@ chunkstrdup(const char * str)
* Free all chunks of memory that had been allocated since the last
* call to this routine.
*/
void
freeChunks(void)
void freeChunks(void)
{
CHUNK *chunk;
while (chunkList)
{
while (chunkList) {
chunk = chunkList;
chunkList = chunk->next;
free((char *) chunk);
@ -411,8 +411,7 @@ freeChunks(void)
* The string is returned from a static buffer, and so is overwritten for
* each call.
*/
const char *
timeString(time_t timeVal)
const char *timeString(time_t timeVal)
{
time_t now;
char *str;
@ -425,8 +424,7 @@ timeString(time_t timeVal)
strcpy(buf, &str[4]);
buf[12] = '\0';
if ((timeVal > now) || (timeVal < now - 365*24*60*60L))
{
if ((timeVal > now) || (timeVal < now - 365 * 24 * 60 * 60L)) {
strcpy(&buf[7], &str[20]);
buf[11] = '\0';
}
@ -445,23 +443,20 @@ timeString(time_t timeVal)
* \c quotes character c
* Adapted from code written by Ingo Wilken.
*/
BOOL
match(const char * text, const char * pattern)
int match(const char *text, const char *pattern)
{
const char *retryPat;
const char *retryText;
int ch;
BOOL found;
int found;
retryPat = NULL;
retryText = NULL;
while (*text || *pattern)
{
while (*text || *pattern) {
ch = *pattern++;
switch (ch)
{
switch (ch) {
case '*':
retryPat = pattern;
retryText = text;
@ -470,8 +465,7 @@ match(const char * text, const char * pattern)
case '[':
found = FALSE;
while ((ch = *pattern++) != ']')
{
while ((ch = *pattern++) != ']') {
if (ch == '\\')
ch = *pattern++;
@ -482,8 +476,7 @@ match(const char * text, const char * pattern)
found = TRUE;
}
if (!found)
{
if (!found) {
pattern = retryPat;
text = ++retryText;
}
@ -505,15 +498,13 @@ match(const char * text, const char * pattern)
/* fall into next case */
default:
if (*text == ch)
{
if (*text == ch) {
if (*text)
text++;
break;
}
if (*text)
{
if (*text) {
pattern = retryPat;
text = ++retryText;
break;
@ -535,16 +526,14 @@ match(const char * text, const char * pattern)
* This does multiple writes as necessary.
* Returns the amount written, or -1 on an error.
*/
int
fullWrite(int fd, const char * buf, int len)
int fullWrite(int fd, const char *buf, int len)
{
int cc;
int total;
total = 0;
while (len > 0)
{
while (len > 0) {
cc = write(fd, buf, len);
if (cc < 0)
@ -565,16 +554,14 @@ fullWrite(int fd, const char * buf, int len)
* Returns the amount read, or -1 on an error.
* A short read is returned on an end of file.
*/
int
fullRead(int fd, char * buf, int len)
int fullRead(int fd, char *buf, int len)
{
int cc;
int total;
total = 0;
while (len > 0)
{
while (len > 0) {
cc = read(fd, buf, len);
if (cc < 0)
@ -598,7 +585,7 @@ fullRead(int fd, char * buf, int len)
* by the fileAction and dirAction function pointers).
*/
int
recursiveAction( const char *fileName, BOOL recurse, BOOL followLinks,
recursiveAction(const char *fileName, int recurse, int followLinks,
int (*fileAction) (const char *fileName),
int (*dirAction) (const char *fileName))
{
@ -606,7 +593,17 @@ recursiveAction( const char *fileName, BOOL recurse, BOOL followLinks,
struct stat statbuf;
struct dirent *next;
if (!recurse && S_ISDIR(statbuf.st_mode)) {
if (followLinks)
status = lstat(fileName, &statbuf);
else
status = stat(fileName, &statbuf);
if (status < 0) {
perror(fileName);
return (FALSE);
}
if (recurse == FALSE) {
if (S_ISDIR(statbuf.st_mode)) {
if (dirAction == NULL)
return (TRUE);
else
@ -617,31 +614,33 @@ recursiveAction( const char *fileName, BOOL recurse, BOOL followLinks,
else
return (fileAction(fileName));
}
if (followLinks)
status = stat(fileName, &statbuf);
else
status = lstat(fileName, &statbuf);
if (status < 0) {
perror(fileName);
return( FALSE);
}
if (S_ISDIR(statbuf.st_mode)) {
DIR *dir;
fprintf(stderr, "Dir: %s\n", fileName);
dir = opendir(fileName);
if (!dir) {
perror(fileName);
return (FALSE);
}
if (dirAction != NULL) {
status = dirAction(fileName);
if (status == FALSE) {
perror("cp");
return (FALSE);
}
}
while ((next = readdir(dir)) != NULL) {
char nextFile[NAME_MAX];
if ( (strcmp(next->d_name, "..") == 0) || (strcmp(next->d_name, ".") == 0) ) {
if ((strcmp(next->d_name, "..") == 0)
|| (strcmp(next->d_name, ".") == 0)) {
continue;
}
sprintf(nextFile, "%s/%s", fileName, next->d_name);
status = recursiveAction(nextFile, TRUE, followLinks, fileAction, dirAction);
status =
recursiveAction(nextFile, TRUE, followLinks, fileAction,
dirAction);
if (status < 0) {
closedir(dir);
return (FALSE);
@ -652,30 +651,16 @@ recursiveAction( const char *fileName, BOOL recurse, BOOL followLinks,
perror(fileName);
return (FALSE);
}
if (dirAction==NULL)
return(TRUE);
else
return(dirAction(fileName));
}
else {
} else {
fprintf(stderr, "File: %s\n", fileName);
if (fileAction == NULL)
return (TRUE);
else
return (fileAction(fileName));
}
return (TRUE);
}
/* END CODE */