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Fix many problems with 8bit chars (sign extend in ctype macros)

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Fix main problem with 8-bit chars in directories names: because
signed_sum left uninitialized, wrong checksum occurse
This commit is contained in:
Andrey A. Chernov 1994-10-07 13:13:32 +00:00
parent b25aa8a037
commit 109de6c0ab
4 changed files with 21 additions and 30 deletions
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4
gnu/usr.bin/tar/gnu.c
View File

@ -95,9 +95,9 @@ read_dir_file ()
{
int dev;
int ino;
char *strp;
unsigned char *strp;
FILE *fp;
char buf[512];
unsigned char buf[512];
static char *path = 0;
if (path == 0)

4
gnu/usr.bin/tar/list.c
View File

@ -323,7 +323,7 @@ read_header ()
recsum = from_oct (8, header->header.chksum);
sum = 0;
signed_sum = sum = 0;
p = header->charptr;
for (i = sizeof (*header); --i >= 0;)
{
@ -504,7 +504,7 @@ decode_header (header, st, stdp, wantug)
long
from_oct (digs, where)
register int digs;
register char *where;
register unsigned char *where;
{
register long value;

2
gnu/usr.bin/tar/port.c
View File

@ -837,7 +837,7 @@ quote_copy_string (string)
from_here = string;
while (*from_here)
{
c = *from_here++;
c = *from_here++ & 0xff;
if (c == '\\')
{
if (!copying)

41
gnu/usr.bin/tar/regex.c
View File

@ -28,6 +28,7 @@
/* We need this for `regex.h', and perhaps for the Emacs include files. */
#include <sys/types.h>
#include <ctype.h>
#ifdef HAVE_CONFIG_H
#include "config.h"
@ -101,13 +102,8 @@ init_syntax_once ()
bzero (re_syntax_table, sizeof re_syntax_table);
for (c = 'a'; c <= 'z'; c++)
re_syntax_table[c] = Sword;
for (c = 'A'; c <= 'Z'; c++)
re_syntax_table[c] = Sword;
for (c = '0'; c <= '9'; c++)
for (c = 0; c < CHAR_SET_SIZE; c++)
if (isalnum(c))
re_syntax_table[c] = Sword;
re_syntax_table['_'] = Sword;
@ -125,33 +121,28 @@ init_syntax_once ()
#include "regex.h"
/* isalpha etc. are used for the character classes. */
#include <ctype.h>
#ifndef isascii
#define isascii(c) 1
#endif
#ifdef isblank
#define ISBLANK(c) (isascii (c) && isblank (c))
#define ISBLANK(c) isblank (c)
#else
#define ISBLANK(c) ((c) == ' ' || (c) == '\t')
#endif
#ifdef isgraph
#define ISGRAPH(c) (isascii (c) && isgraph (c))
#define ISGRAPH(c) isgraph (c)
#else
#define ISGRAPH(c) (isascii (c) && isprint (c) && !isspace (c))
#define ISGRAPH(c) (isprint (c) && !isspace (c))
#endif
#define ISPRINT(c) (isascii (c) && isprint (c))
#define ISDIGIT(c) (isascii (c) && isdigit (c))
#define ISALNUM(c) (isascii (c) && isalnum (c))
#define ISALPHA(c) (isascii (c) && isalpha (c))
#define ISCNTRL(c) (isascii (c) && iscntrl (c))
#define ISLOWER(c) (isascii (c) && islower (c))
#define ISPUNCT(c) (isascii (c) && ispunct (c))
#define ISSPACE(c) (isascii (c) && isspace (c))
#define ISUPPER(c) (isascii (c) && isupper (c))
#define ISXDIGIT(c) (isascii (c) && isxdigit (c))
#define ISPRINT(c) isprint (c)
#define ISDIGIT(c) isdigit (c)
#define ISALNUM(c) isalnum (c)
#define ISALPHA(c) isalpha (c)
#define ISCNTRL(c) iscntrl (c)
#define ISLOWER(c) islower (c)
#define ISPUNCT(c) ispunct (c)
#define ISSPACE(c) isspace (c)
#define ISUPPER(c) isupper (c)
#define ISXDIGIT(c) isxdigit (c)
#ifndef NULL
#define NULL 0