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Upgrade bundled readline to version 5.0.

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This commit is contained in:
jimw@mysql.com
2005-07-18 17:22:38 -07:00
parent 086c3206f0
commit 7cf58d1f86
46 changed files with 1841 additions and 728 deletions
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57
cmd-line-utils/readline/mbutil.c
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@ -1,6 +1,6 @@
/* mbutil.c -- readline multibyte character utility functions */
/* Copyright (C) 2001 Free Software Foundation, Inc.
/* Copyright (C) 2001-2004 Free Software Foundation, Inc.
This file is part of the GNU Readline Library, a library for
reading lines of text with interactive input and history editing.
@ -21,7 +21,9 @@
59 Temple Place, Suite 330, Boston, MA 02111 USA. */
#define READLINE_LIBRARY
#include "config_readline.h"
#if defined (HAVE_CONFIG_H)
# include <config.h>
#endif
#include <sys/types.h>
#include <fcntl.h>
@ -90,12 +92,12 @@ _rl_find_next_mbchar_internal (string, seed, count, find_non_zero)
/* if this is true, means that seed was not pointed character
started byte. So correct the point and consume count */
if (seed < point)
count --;
count--;
while (count > 0)
{
tmp = mbrtowc (&wc, string+point, strlen(string + point), &ps);
if ((size_t)(tmp) == (size_t)-1 || (size_t)(tmp) == (size_t)-2)
if (MB_INVALIDCH ((size_t)tmp))
{
/* invalid bytes. asume a byte represents a character */
point++;
@ -103,9 +105,8 @@ _rl_find_next_mbchar_internal (string, seed, count, find_non_zero)
/* reset states. */
memset(&ps, 0, sizeof(mbstate_t));
}
else if (tmp == (size_t)0)
/* found '\0' char */
break;
else if (MB_NULLWCH (tmp))
break; /* found wide '\0' */
else
{
/* valid bytes */
@ -158,7 +159,7 @@ _rl_find_prev_mbchar_internal (string, seed, find_non_zero)
while (point < seed)
{
tmp = mbrtowc (&wc, string + point, length - point, &ps);
if ((size_t)(tmp) == (size_t)-1 || (size_t)(tmp) == (size_t)-2)
if (MB_INVALIDCH ((size_t)tmp))
{
/* in this case, bytes are invalid or shorted to compose
multibyte char, so assume that the first byte represents
@ -167,8 +168,12 @@ _rl_find_prev_mbchar_internal (string, seed, find_non_zero)
/* clear the state of the byte sequence, because
in this case effect of mbstate is undefined */
memset(&ps, 0, sizeof (mbstate_t));
/* Since we're assuming that this byte represents a single
non-zero-width character, don't forget about it. */
prev = point;
}
else if (tmp == 0)
else if (MB_NULLWCH (tmp))
break; /* Found '\0' char. Can this happen? */
else
{
@ -194,7 +199,7 @@ _rl_find_prev_mbchar_internal (string, seed, find_non_zero)
if it couldn't parse a complete multibyte character. */
int
_rl_get_char_len (src, ps)
const char *src;
char *src;
mbstate_t *ps;
{
size_t tmp;
@ -203,14 +208,16 @@ _rl_get_char_len (src, ps)
if (tmp == (size_t)(-2))
{
/* shorted to compose multibyte char */
memset (ps, 0, sizeof(mbstate_t));
if (ps)
memset (ps, 0, sizeof(mbstate_t));
return -2;
}
else if (tmp == (size_t)(-1))
{
/* invalid to compose multibyte char */
/* initialize the conversion state */
memset (ps, 0, sizeof(mbstate_t));
if (ps)
memset (ps, 0, sizeof(mbstate_t));
return -1;
}
else if (tmp == (size_t)0)
@ -223,9 +230,12 @@ _rl_get_char_len (src, ps)
return 1. Otherwise return 0. */
int
_rl_compare_chars (buf1, pos1, ps1, buf2, pos2, ps2)
char *buf1, *buf2;
mbstate_t *ps1, *ps2;
int pos1, pos2;
char *buf1;
int pos1;
mbstate_t *ps1;
char *buf2;
int pos2;
mbstate_t *ps2;
{
int i, w1, w2;
@ -249,7 +259,7 @@ _rl_compare_chars (buf1, pos1, ps1, buf2, pos2, ps2)
it returns -1 */
int
_rl_adjust_point(string, point, ps)
const char *string;
char *string;
int point;
mbstate_t *ps;
{
@ -266,7 +276,7 @@ _rl_adjust_point(string, point, ps)
while (pos < point)
{
tmp = mbrlen (string + pos, length - pos, ps);
if((size_t)(tmp) == (size_t)-1 || (size_t)(tmp) == (size_t)-2)
if (MB_INVALIDCH ((size_t)tmp))
{
/* in this case, bytes are invalid or shorted to compose
multibyte char, so assume that the first byte represents
@ -274,8 +284,11 @@ _rl_adjust_point(string, point, ps)
pos++;
/* clear the state of the byte sequence, because
in this case effect of mbstate is undefined */
memset (ps, 0, sizeof (mbstate_t));
if (ps)
memset (ps, 0, sizeof (mbstate_t));
}
else if (MB_NULLWCH (tmp))
pos++;
else
pos += tmp;
}
@ -308,8 +321,8 @@ _rl_is_mbchar_matched (string, seed, end, mbchar, length)
#undef _rl_find_next_mbchar
int
_rl_find_next_mbchar (string, seed, count, flags)
char *string __attribute__((unused));
int seed, count, flags __attribute__((unused));
char *string;
int seed, count, flags;
{
#if defined (HANDLE_MULTIBYTE)
return _rl_find_next_mbchar_internal (string, seed, count, flags);
@ -324,8 +337,8 @@ _rl_find_next_mbchar (string, seed, count, flags)
#undef _rl_find_prev_mbchar
int
_rl_find_prev_mbchar (string, seed, flags)
char *string __attribute__((unused));
int seed, flags __attribute__((unused));
char *string;
int seed, flags;
{
#if defined (HANDLE_MULTIBYTE)
return _rl_find_prev_mbchar_internal (string, seed, flags);