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Vladimir's last_patch13, containing several bugfixes.

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This commit is contained in:
Eric Andersen 2001-06-01 21:47:15 +00:00
parent 4f6753e586
commit 8b113f93b9
7 changed files with 218 additions and 64 deletions
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2
Makefile
View File

@ -241,7 +241,7 @@ concat_path_file.c copy_file.c copy_file_chunk.c create_path.c \
daemon.c deb_extract.c device_open.c error_msg.c error_msg_and_die.c \
find_mount_point.c find_pid_by_name.c find_root_device.c full_read.c \
full_write.c get_ar_headers.c get_console.c get_last_path_component.c \
get_line_from_file.c gz_open.c human_readable.c inode_hash.c isdirectory.c \
get_line_from_file.c gz_open.c human_readable.c isdirectory.c \
kernel_version.c loop.c mode_string.c module_syscalls.c mtab.c mtab_file.c \
my_getgrnam.c my_getgrgid.c my_getpwnam.c my_getpwnamegid.c my_getpwuid.c \
parse_mode.c parse_number.c perror_msg.c perror_msg_and_die.c print_file.c \

74
coreutils/du.c
View File

@ -71,6 +71,78 @@ static void print_summary(long size, char *filename)
}
}
#define HASH_SIZE 311 /* Should be prime */
#define hash_inode(i) ((i) % HASH_SIZE)
typedef struct ino_dev_hash_bucket_struct {
struct ino_dev_hash_bucket_struct *next;
ino_t ino;
dev_t dev;
char name[1];
} ino_dev_hashtable_bucket_t;
static ino_dev_hashtable_bucket_t *ino_dev_hashtable[HASH_SIZE];
/*
* Return 1 if statbuf->st_ino && statbuf->st_dev are recorded in
* `ino_dev_hashtable', else return 0
*
* If NAME is a non-NULL pointer to a character pointer, and there is
* a match, then set *NAME to the value of the name slot in that
* bucket.
*/
static int is_in_ino_dev_hashtable(const struct stat *statbuf, char **name)
{
ino_dev_hashtable_bucket_t *bucket;
bucket = ino_dev_hashtable[hash_inode(statbuf->st_ino)];
while (bucket != NULL) {
if ((bucket->ino == statbuf->st_ino) &&
(bucket->dev == statbuf->st_dev))
{
if (name) *name = bucket->name;
return 1;
}
bucket = bucket->next;
}
return 0;
}
/* Add statbuf to statbuf hash table */
static void add_to_ino_dev_hashtable(const struct stat *statbuf, const char *name)
{
int i;
size_t s;
ino_dev_hashtable_bucket_t *bucket;
i = hash_inode(statbuf->st_ino);
s = name ? strlen(name) : 0;
bucket = xmalloc(sizeof(ino_dev_hashtable_bucket_t) + s);
bucket->ino = statbuf->st_ino;
bucket->dev = statbuf->st_dev;
if (name)
strcpy(bucket->name, name);
else
bucket->name[0] = '\0';
bucket->next = ino_dev_hashtable[i];
ino_dev_hashtable[i] = bucket;
}
/* Clear statbuf hash table */
static void reset_ino_dev_hashtable(void)
{
int i;
ino_dev_hashtable_bucket_t *bucket;
for (i = 0; i < HASH_SIZE; i++) {
while (ino_dev_hashtable[i] != NULL) {
bucket = ino_dev_hashtable[i]->next;
free(ino_dev_hashtable[i]);
ino_dev_hashtable[i] = bucket;
}
}
}
/* tiny recursive du */
static long du(char *filename)
{
@ -187,7 +259,7 @@ int du_main(int argc, char **argv)
return status;
}
/* $Id: du.c,v 1.47 2001/05/07 22:49:43 andersen Exp $ */
/* $Id: du.c,v 1.48 2001/06/01 21:47:15 andersen Exp $ */
/*
Local Variables:
c-file-style: "linux"

74
du.c
View File

@ -71,6 +71,78 @@ static void print_summary(long size, char *filename)
}
}
#define HASH_SIZE 311 /* Should be prime */
#define hash_inode(i) ((i) % HASH_SIZE)
typedef struct ino_dev_hash_bucket_struct {
struct ino_dev_hash_bucket_struct *next;
ino_t ino;
dev_t dev;
char name[1];
} ino_dev_hashtable_bucket_t;
static ino_dev_hashtable_bucket_t *ino_dev_hashtable[HASH_SIZE];
/*
* Return 1 if statbuf->st_ino && statbuf->st_dev are recorded in
* `ino_dev_hashtable', else return 0
*
* If NAME is a non-NULL pointer to a character pointer, and there is
* a match, then set *NAME to the value of the name slot in that
* bucket.
*/
static int is_in_ino_dev_hashtable(const struct stat *statbuf, char **name)
{
ino_dev_hashtable_bucket_t *bucket;
bucket = ino_dev_hashtable[hash_inode(statbuf->st_ino)];
while (bucket != NULL) {
if ((bucket->ino == statbuf->st_ino) &&
(bucket->dev == statbuf->st_dev))
{
if (name) *name = bucket->name;
return 1;
}
bucket = bucket->next;
}
return 0;
}
/* Add statbuf to statbuf hash table */
static void add_to_ino_dev_hashtable(const struct stat *statbuf, const char *name)
{
int i;
size_t s;
ino_dev_hashtable_bucket_t *bucket;
i = hash_inode(statbuf->st_ino);
s = name ? strlen(name) : 0;
bucket = xmalloc(sizeof(ino_dev_hashtable_bucket_t) + s);
bucket->ino = statbuf->st_ino;
bucket->dev = statbuf->st_dev;
if (name)
strcpy(bucket->name, name);
else
bucket->name[0] = '\0';
bucket->next = ino_dev_hashtable[i];
ino_dev_hashtable[i] = bucket;
}
/* Clear statbuf hash table */
static void reset_ino_dev_hashtable(void)
{
int i;
ino_dev_hashtable_bucket_t *bucket;
for (i = 0; i < HASH_SIZE; i++) {
while (ino_dev_hashtable[i] != NULL) {
bucket = ino_dev_hashtable[i]->next;
free(ino_dev_hashtable[i]);
ino_dev_hashtable[i] = bucket;
}
}
}
/* tiny recursive du */
static long du(char *filename)
{
@ -187,7 +259,7 @@ int du_main(int argc, char **argv)
return status;
}
/* $Id: du.c,v 1.47 2001/05/07 22:49:43 andersen Exp $ */
/* $Id: du.c,v 1.48 2001/06/01 21:47:15 andersen Exp $ */
/*
Local Variables:
c-file-style: "linux"

10
include/libbb.h
View File

@ -92,16 +92,6 @@ const char *time_string(time_t timeVal);
int is_directory(const char *name, int followLinks, struct stat *statBuf);
int isDevice(const char *name);
typedef struct ino_dev_hash_bucket_struct {
struct ino_dev_hash_bucket_struct *next;
ino_t ino;
dev_t dev;
char name[1];
} ino_dev_hashtable_bucket_t;
int is_in_ino_dev_hashtable(const struct stat *statbuf, char **name);
void add_to_ino_dev_hashtable(const struct stat *statbuf, const char *name);
void reset_ino_dev_hashtable(void);
int remove_file(const char *path, int flags);
int copy_file(const char *source, const char *dest, int flags);
int copy_file_chunk(FILE *src_file, FILE *dst_file, unsigned long long chunksize);

43
libbb/find_root_device.c
View File

@ -1,10 +1,9 @@
/* vi: set sw=4 ts=4: */
/*
* Utility routines.
* Copyright (C) 2000,2001 by Lineo, inc.
* Written by Erik Andersen <andersen@lineo.com>, <andersee@debian.org>
*
* Copyright (C) tons of folks. Tracking down who wrote what
* isn't something I'm going to worry about... If you wrote something
* here, please feel free to acknowledge your work.
* Patched by a bunch of people. Feel free to acknowledge your work.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
@ -20,9 +19,6 @@
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* Based in part on code from sash, Copyright (c) 1999 by David I. Bell
* Permission has been granted to redistribute this code under the GPL.
*
*/
#include <stdio.h>
@ -38,21 +34,19 @@ extern char *find_real_root_device_name(const char* name)
DIR *dir;
struct dirent *entry;
struct stat statBuf, rootStat;
char *fileName;
char *fileName = NULL;
dev_t dev;
if (stat("/", &rootStat) != 0) {
if (stat("/", &rootStat) != 0)
perror_msg("could not stat '/'");
return NULL;
}
if ((dev = rootStat.st_rdev)==0) dev=rootStat.st_dev;
else {
if ((dev = rootStat.st_rdev)==0)
dev=rootStat.st_dev;
dir = opendir("/dev");
if (!dir) {
if (!dir)
perror_msg("could not open '/dev'");
goto fallback;
}
else {
while((entry = readdir(dir)) != NULL) {
/* Must skip ".." since that is "/", and so we
@ -60,23 +54,22 @@ extern char *find_real_root_device_name(const char* name)
if (strcmp(entry->d_name, "..") == 0)
continue;
fileName = concat_path_file("/dev/", entry->d_name);
fileName = concat_path_file("/dev", entry->d_name);
/* Some char devices have the same dev_t as block
* devices, so make sure this is a block device */
if (stat(fileName, &statBuf) == 0 &&
S_ISBLK(statBuf.st_mode)!=0 &&
statBuf.st_rdev == dev) {
return fileName;
}
statBuf.st_rdev == dev)
break;
free(fileName);
fileName=NULL;
}
closedir(dir);
fallback:
/* don't use stack space, caller expects to free() result */
fileName=xmalloc(20);
sprintf(fileName,"(rdev %u)",(unsigned int) rootStat.st_rdev);
}
}
if(fileName==NULL)
fileName=xstrdup("/dev/root");
return fileName;
}

45
libbb/interface.c
View File

@ -3,7 +3,7 @@
* that either displays or sets the characteristics of
* one or more of the system's networking interfaces.
*
* Version: $Id: interface.c,v 1.2 2001/05/05 03:19:12 bug1 Exp $
* Version: $Id: interface.c,v 1.3 2001/06/01 21:47:15 andersen Exp $
*
* Author: Fred N. van Kempen, <waltje@uwalt.nl.mugnet.org>
* and others. Copyright 1993 MicroWalt Corporation
@ -49,6 +49,7 @@
#undef HAVE_AFNETROM
#undef HAVE_AFX25
#undef HAVE_AFECONET
#undef HAVE_AFASH
/*
*
@ -83,7 +84,7 @@
#define _(x) x
#define _PATH_PROCNET_DEV "/proc/net/dev"
#define new(p) ((p) = xcalloc(1,sizeof(*(p))))
#define KRELEASE(maj,min,patch) ((maj) * 10000 + (min)*1000 + (patch))
#define KRELEASE(maj,min,patch) ((maj) * 65536 + (min)*256 + (patch))
static int procnetdev_vsn = 1;
@ -174,15 +175,31 @@ static struct aftype *aftypes[];
#ifdef KEEP_UNUSED
static int flag_unx;
#ifdef HAVE_AFIPX
static int flag_ipx;
#endif
#ifdef HAVE_AFX25
static int flag_ax25;
#endif
#ifdef HAVE_AFATALK
static int flag_ddp;
#endif
#ifdef HAVE_AFNETROM
static int flag_netrom;
#endif
static int flag_inet;
#ifdef HAVE_AFINET6
static int flag_inet6;
#endif
#ifdef HAVE_AFECONET
static int flag_econet;
#endif
#ifdef HAVE_AFX25
static int flag_x25 = 0;
#endif
#ifdef HAVE_AFASH
static int flag_ash;
#endif
static struct aftrans_t {
@ -191,48 +208,68 @@ static struct aftrans_t {
int *flag;
} aftrans[] = {
#ifdef HAVE_AFX25
{
"ax25", "ax25", &flag_ax25
},
#endif
{
"ip", "inet", &flag_inet
},
#ifdef HAVE_AFINET6
{
"ip6", "inet6", &flag_inet6
},
#endif
#ifdef HAVE_AFIPX
{
"ipx", "ipx", &flag_ipx
},
#endif
#ifdef HAVE_AFATALK
{
"appletalk", "ddp", &flag_ddp
},
#endif
#ifdef HAVE_AFNETROM
{
"netrom", "netrom", &flag_netrom
},
#endif
{
"inet", "inet", &flag_inet
},
#ifdef HAVE_AFINET6
{
"inet6", "inet6", &flag_inet6
},
#endif
#ifdef HAVE_AFATALK
{
"ddp", "ddp", &flag_ddp
},
#endif
{
"unix", "unix", &flag_unx
},
{
"tcpip", "inet", &flag_inet
},
#ifdef HAVE_AFECONET
{
"econet", "ec", &flag_econet
},
#endif
#ifdef HAVE_AFX25
{
"x25", "x25", &flag_x25
},
#endif
#ifdef HAVE_AFASH
{
"ash", "ash", &flag_ash
},
#endif
{
0, 0, 0
}
@ -694,7 +731,7 @@ static int aftrans_opt(const char *arg)
while (tmp1) {
tmp2 = index(tmp1, ',');
tmp2 = strchr(tmp1, ',');
if (tmp2)
*(tmp2++) = '\0';
@ -777,7 +814,7 @@ static struct aftype *get_aftype(const char *name)
return (*afp);
afp++;
}
if (index(name, ','))
if (strchr(name, ','))
fprintf(stderr, _("Please don't supply more than one address family.\n"));
return (NULL);
}

10
libbb/libbb.h
View File

@ -92,16 +92,6 @@ const char *time_string(time_t timeVal);
int is_directory(const char *name, int followLinks, struct stat *statBuf);
int isDevice(const char *name);
typedef struct ino_dev_hash_bucket_struct {
struct ino_dev_hash_bucket_struct *next;
ino_t ino;
dev_t dev;
char name[1];
} ino_dev_hashtable_bucket_t;
int is_in_ino_dev_hashtable(const struct stat *statbuf, char **name);
void add_to_ino_dev_hashtable(const struct stat *statbuf, const char *name);
void reset_ino_dev_hashtable(void);
int remove_file(const char *path, int flags);
int copy_file(const char *source, const char *dest, int flags);
int copy_file_chunk(FILE *src_file, FILE *dst_file, unsigned long long chunksize);