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This commit is contained in:
Eric Andersen 1999-10-18 21:31:00 +00:00
parent 8759006b55
commit 703c62da63
8 changed files with 27 additions and 227 deletions
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6
busybox.def.h
View File

@ -18,10 +18,10 @@
#define BB_FDFLUSH #define BB_FDFLUSH
#define BB_FIND #define BB_FIND
#define BB_GREP #define BB_GREP
////#define BB_HALT #define BB_HALT
#define BB_INIT #define BB_INIT
#define BB_KILL #define BB_KILL
////#define BB_LENGTH #define BB_LENGTH
#define BB_LN #define BB_LN
//#define BB_LOADKMAP //#define BB_LOADKMAP
////#define BB_LOSETUP ////#define BB_LOSETUP
@ -48,7 +48,7 @@
#define BB_TOUCH #define BB_TOUCH
#define BB_TRUE #define BB_TRUE
#define BB_UMOUNT #define BB_UMOUNT
//#define BB_UPDATE #define BB_UPDATE
#define BB_UTILITY #define BB_UTILITY
#define BB_ZCAT #define BB_ZCAT
//#define BB_GZIP //#define BB_GZIP

14
coreutils/length.c
View File

@ -3,11 +3,13 @@
#include <string.h> #include <string.h>
#include <stdio.h> #include <stdio.h>
const char length_usage[] = "length string"; extern int
length_main(int argc, char * * argv)
int
length_main(struct FileInfo * i, int argc, char * * argv)
{ {
printf("%d\n", strlen(argv[1])); if ( **(argv+1) == '-' ) {
return 0; fprintf(stderr, "Usage: length string\n");
exit(FALSE);
}
printf("%d\n", strlen(argv[1]));
return( TRUE);
} }

9
halt.c
View File

@ -1,12 +1,9 @@
#include "internal.h" #include "internal.h"
#include <signal.h> #include <signal.h>
const char halt_usage[] = "halt\n"
"\n\t"
"\thalt the system.\n";
extern int extern int
halt_main(struct FileInfo * i, int argc, char * * argv) halt_main(int argc, char ** argv)
{ {
return kill(1, SIGUSR1); exit( kill(1, SIGUSR1));
} }

9
init/halt.c
View File

@ -1,12 +1,9 @@
#include "internal.h" #include "internal.h"
#include <signal.h> #include <signal.h>
const char halt_usage[] = "halt\n"
"\n\t"
"\thalt the system.\n";
extern int extern int
halt_main(struct FileInfo * i, int argc, char * * argv) halt_main(int argc, char ** argv)
{ {
return kill(1, SIGUSR1); exit( kill(1, SIGUSR1));
} }

14
length.c
View File

@ -3,11 +3,13 @@
#include <string.h> #include <string.h>
#include <stdio.h> #include <stdio.h>
const char length_usage[] = "length string"; extern int
length_main(int argc, char * * argv)
int
length_main(struct FileInfo * i, int argc, char * * argv)
{ {
printf("%d\n", strlen(argv[1])); if ( **(argv+1) == '-' ) {
return 0; fprintf(stderr, "Usage: length string\n");
exit(FALSE);
}
printf("%d\n", strlen(argv[1]));
return( TRUE);
} }

190
losetup.c
View File

@ -1,190 +0,0 @@
/*
* losetup.c - setup and control loop devices
*/
#include "internal.h"
const char losetup_usage[] = "losetup\n"
"\n"
"\tlosetup loop_device give info\n"
"\tlosetup -d loop_device delete\n"
"\tlosetup [ -o offset ] loop_device file setup\n";
/* from mount-2.6d */
/*
* losetup.c - setup and control loop devices
*/
#include <stdio.h>
#include <string.h>
#include <ctype.h>
#include <fcntl.h>
#include <unistd.h>
#include <getopt.h>
#include <errno.h>
#include <sys/ioctl.h>
#include <linux/fs.h>
/* #include "loop.h" */
/*
* include/linux/loop.h
*
* Written by Theodore Ts'o, 3/29/93.
*
* Copyright 1993 by Theodore Ts'o. Redistribution of this file is
* permitted under the GNU Public License.
*/
#define LO_NAME_SIZE 64
#define LO_KEY_SIZE 32
struct loop_info {
int lo_number; /* ioctl r/o */
dev_t lo_device; /* ioctl r/o */
unsigned long lo_inode; /* ioctl r/o */
dev_t lo_rdevice; /* ioctl r/o */
int lo_offset;
int lo_encrypt_type;
int lo_encrypt_key_size; /* ioctl w/o */
int lo_flags; /* ioctl r/o */
char lo_name[LO_NAME_SIZE];
unsigned char lo_encrypt_key[LO_KEY_SIZE]; /* ioctl w/o */
unsigned long lo_init[2];
char reserved[4];
};
/*
* IOCTL commands --- we will commandeer 0x4C ('L')
*/
#define LOOP_SET_FD 0x4C00
#define LOOP_CLR_FD 0x4C01
#define LOOP_SET_STATUS 0x4C02
#define LOOP_GET_STATUS 0x4C03
/* #include "lomount.h" */
extern int set_loop (const char *, const char *, int, int *);
extern int del_loop (const char *);
static void show_loop(const char *device)
{
struct loop_info loopinfo;
int fd;
if ((fd = open(device, O_RDWR)) < 0) {
perror(device);
return;
}
if (ioctl(fd, LOOP_GET_STATUS, &loopinfo) < 0) {
perror("Cannot get loop info");
close(fd);
return;
}
printf("%s: [%04x]:%ld (%s) offset %d\n",
device, (unsigned int)loopinfo.lo_device, loopinfo.lo_inode,
loopinfo.lo_name, loopinfo.lo_offset);
close(fd);
}
int set_loop(const char *device, const char *file, int offset, int *loopro)
{
struct loop_info loopinfo;
int fd, ffd, mode;
mode = *loopro ? O_RDONLY : O_RDWR;
if ((ffd = open (file, mode)) < 0 && !*loopro
&& (errno != EROFS || (ffd = open (file, mode = O_RDONLY)) < 0)) {
perror (file);
return 1;
}
if ((fd = open (device, mode)) < 0) {
close(ffd);
perror (device);
return 1;
}
*loopro = (mode == O_RDONLY);
memset(&loopinfo, 0, sizeof(loopinfo));
strncpy(loopinfo.lo_name, file, LO_NAME_SIZE);
loopinfo.lo_name[LO_NAME_SIZE-1] = 0;
loopinfo.lo_offset = offset;
loopinfo.lo_encrypt_key_size = 0;
if (ioctl(fd, LOOP_SET_FD, ffd) < 0) {
perror("ioctl: LOOP_SET_FD");
exit(1);
}
if (ioctl(fd, LOOP_SET_STATUS, &loopinfo) < 0) {
(void) ioctl(fd, LOOP_CLR_FD, 0);
perror("ioctl: LOOP_SET_STATUS");
exit(1);
}
close(fd);
close(ffd);
return 0;
}
int del_loop(const char *device)
{
int fd;
if ((fd = open(device, O_RDONLY)) < 0) {
perror(device);
exit(1);
}
if (ioctl(fd, LOOP_CLR_FD, 0) < 0) {
perror("ioctl: LOOP_CLR_FD");
exit(1);
}
close(fd);
return(0);
}
static int losetup_usage_fn(void)
{
fprintf(stderr, losetup_usage);
exit(1);
}
int losetup_main(struct FileInfo * i, int argc, char * * argv)
{
char *offset;
int delete,off,c;
int ro = 0;
delete = off = 0;
offset = NULL;
while ((c = getopt(argc,argv,"do:")) != EOF) {
switch (c) {
case 'd':
delete = 1;
break;
case 'o':
offset = optarg;
break;
default:
losetup_usage_fn();
}
}
if (argc == 1) losetup_usage_fn();
if ((delete && (argc != optind+1 || offset)) ||
(!delete && (argc < optind+1 || argc > optind+2)))
losetup_usage_fn();
if (argc == optind+1)
if (delete)
del_loop(argv[optind]);
else
show_loop(argv[optind]);
else {
if (offset && sscanf(offset,"%d",&off) != 1)
losetup_usage_fn();
set_loop(argv[optind],argv[optind+1],off,&ro);
}
return 0;
}

6
miscutils/update.c
View File

@ -1,10 +1,6 @@
#include "internal.h" #include "internal.h"
#include <linux/unistd.h> #include <linux/unistd.h>
const char update_usage[] = "update\n"
"\n"
"\tFlush buffered data to the disk devices every 30 seconds.\n";
#if defined(__GLIBC__) #if defined(__GLIBC__)
#include <sys/kdaemon.h> #include <sys/kdaemon.h>
#else #else
@ -12,7 +8,7 @@ _syscall2(int, bdflush, int, func, int, data);
#endif /* __GLIBC__ */ #endif /* __GLIBC__ */
extern int extern int
update_main(struct FileInfo * i, int argc, char * * argv) update_main(int argc, char** argv)
{ {
/* /*
* Update is actually two daemons, bdflush and update. * Update is actually two daemons, bdflush and update.

6
update.c
View File

@ -1,10 +1,6 @@
#include "internal.h" #include "internal.h"
#include <linux/unistd.h> #include <linux/unistd.h>
const char update_usage[] = "update\n"
"\n"
"\tFlush buffered data to the disk devices every 30 seconds.\n";
#if defined(__GLIBC__) #if defined(__GLIBC__)
#include <sys/kdaemon.h> #include <sys/kdaemon.h>
#else #else
@ -12,7 +8,7 @@ _syscall2(int, bdflush, int, func, int, data);
#endif /* __GLIBC__ */ #endif /* __GLIBC__ */
extern int extern int
update_main(struct FileInfo * i, int argc, char * * argv) update_main(int argc, char** argv)
{ {
/* /*
* Update is actually two daemons, bdflush and update. * Update is actually two daemons, bdflush and update.