Update libreadline with vendor patches 8-13 as fetched from:

ftp://ftp.cwru.edu/pub/bash/readline-5.2-patches/

MFC after:	2 weeks
This commit is contained in:
Sean Bruno 2013-11-03 20:38:51 +00:00
parent 912ce912e1
commit 9161dd723e
3 changed files with 51 additions and 28 deletions

View File

@ -392,14 +392,14 @@ rl_expand_prompt (prompt)
t = ++p;
local_prompt = expand_prompt (p, &prompt_visible_length,
&prompt_last_invisible,
(int *)NULL,
&prompt_invis_chars_first_line,
&prompt_physical_chars);
c = *t; *t = '\0';
/* The portion of the prompt string up to and including the
final newline is now null-terminated. */
local_prompt_prefix = expand_prompt (prompt, &prompt_prefix_length,
(int *)NULL,
&prompt_invis_chars_first_line,
(int *)NULL,
(int *)NULL);
*t = c;
local_prompt_len = local_prompt ? strlen (local_prompt) : 0;
@ -911,6 +911,10 @@ rl_redisplay ()
second and subsequent lines start at inv_lbreaks[N], offset by
OFFSET (which has already been calculated above). */
#define INVIS_FIRST() (prompt_physical_chars > _rl_screenwidth ? prompt_invis_chars_first_line : wrap_offset)
#define WRAP_OFFSET(line, offset) ((line == 0) \
? (offset ? INVIS_FIRST() : 0) \
: ((line == prompt_last_screen_line) ? wrap_offset-prompt_invis_chars_first_line : 0))
#define W_OFFSET(line, offset) ((line) == 0 ? offset : 0)
#define VIS_LLEN(l) ((l) > _rl_vis_botlin ? 0 : (vis_lbreaks[l+1] - vis_lbreaks[l]))
#define INV_LLEN(l) (inv_lbreaks[l+1] - inv_lbreaks[l])
@ -945,7 +949,13 @@ rl_redisplay ()
_rl_last_c_pos != o_cpos &&
_rl_last_c_pos > wrap_offset &&
o_cpos < prompt_last_invisible)
_rl_last_c_pos -= wrap_offset;
_rl_last_c_pos -= prompt_invis_chars_first_line; /* XXX - was wrap_offset */
else if (linenum == prompt_last_screen_line && prompt_physical_chars > _rl_screenwidth &&
(MB_CUR_MAX > 1 && rl_byte_oriented == 0) &&
cpos_adjusted == 0 &&
_rl_last_c_pos != o_cpos &&
_rl_last_c_pos > (prompt_last_invisible - _rl_screenwidth - prompt_invis_chars_first_line))
_rl_last_c_pos -= (wrap_offset-prompt_invis_chars_first_line);
/* If this is the line with the prompt, we might need to
compensate for invisible characters in the new line. Do
@ -1049,7 +1059,7 @@ rl_redisplay ()
tx = _rl_col_width (&visible_line[pos], 0, nleft) - visible_wrap_offset;
else
tx = nleft;
if (_rl_last_c_pos > tx)
if (tx >= 0 && _rl_last_c_pos > tx)
{
_rl_backspace (_rl_last_c_pos - tx); /* XXX */
_rl_last_c_pos = tx;
@ -1205,7 +1215,7 @@ update_line (old, new, current_line, omax, nmax, inv_botlin)
int current_line, omax, nmax, inv_botlin;
{
register char *ofd, *ols, *oe, *nfd, *nls, *ne;
int temp, lendiff, wsatend, od, nd;
int temp, lendiff, wsatend, od, nd, twidth, o_cpos;
int current_invis_chars;
int col_lendiff, col_temp;
#if defined (HANDLE_MULTIBYTE)
@ -1221,7 +1231,7 @@ update_line (old, new, current_line, omax, nmax, inv_botlin)
if (MB_CUR_MAX > 1 && rl_byte_oriented == 0)
temp = _rl_last_c_pos;
else
temp = _rl_last_c_pos - W_OFFSET(_rl_last_v_pos, visible_wrap_offset);
temp = _rl_last_c_pos - WRAP_OFFSET (_rl_last_v_pos, visible_wrap_offset);
if (temp == _rl_screenwidth && _rl_term_autowrap && !_rl_horizontal_scroll_mode
&& _rl_last_v_pos == current_line - 1)
{
@ -1466,6 +1476,8 @@ update_line (old, new, current_line, omax, nmax, inv_botlin)
_rl_last_c_pos = lendiff;
}
o_cpos = _rl_last_c_pos;
/* When this function returns, _rl_last_c_pos is correct, and an absolute
cursor postion in multibyte mode, but a buffer index when not in a
multibyte locale. */
@ -1475,7 +1487,9 @@ update_line (old, new, current_line, omax, nmax, inv_botlin)
/* We need to indicate that the cursor position is correct in the presence of
invisible characters in the prompt string. Let's see if setting this when
we make sure we're at the end of the drawn prompt string works. */
if (current_line == 0 && MB_CUR_MAX > 1 && rl_byte_oriented == 0 && _rl_last_c_pos == prompt_physical_chars)
if (current_line == 0 && MB_CUR_MAX > 1 && rl_byte_oriented == 0 &&
(_rl_last_c_pos > 0 || o_cpos > 0) &&
_rl_last_c_pos == prompt_physical_chars)
cpos_adjusted = 1;
#endif
#endif
@ -1566,11 +1580,16 @@ update_line (old, new, current_line, omax, nmax, inv_botlin)
}
else
{
/* We have horizontal scrolling and we are not inserting at
the end. We have invisible characters in this line. This
is a dumb update. */
_rl_output_some_chars (nfd, temp);
_rl_last_c_pos += col_temp;
/* If nfd begins before any invisible characters in the prompt,
adjust _rl_last_c_pos to account for wrap_offset and set
cpos_adjusted to let the caller know. */
if (current_line == 0 && wrap_offset && ((nfd - new) <= prompt_last_invisible))
{
_rl_last_c_pos -= wrap_offset;
cpos_adjusted = 1;
}
return;
}
/* Copy (new) chars to screen from first diff to last match. */
@ -1578,15 +1597,15 @@ update_line (old, new, current_line, omax, nmax, inv_botlin)
if ((temp - lendiff) > 0)
{
_rl_output_some_chars (nfd + lendiff, temp - lendiff);
#if 1
/* XXX -- this bears closer inspection. Fixes a redisplay bug
reported against bash-3.0-alpha by Andreas Schwab involving
multibyte characters and prompt strings with invisible
characters, but was previously disabled. */
_rl_last_c_pos += _rl_col_width (nfd+lendiff, 0, temp-col_lendiff);
#else
_rl_last_c_pos += _rl_col_width (nfd+lendiff, 0, temp-lendiff);
#endif
if (MB_CUR_MAX > 1 && rl_byte_oriented == 0)
twidth = _rl_col_width (nfd+lendiff, 0, temp-col_lendiff);
else
twidth = temp - lendiff;
_rl_last_c_pos += twidth;
}
}
else
@ -1780,7 +1799,7 @@ _rl_move_cursor_relative (new, data)
int woff; /* number of invisible chars on current line */
int cpos, dpos; /* current and desired cursor positions */
woff = W_OFFSET (_rl_last_v_pos, wrap_offset);
woff = WRAP_OFFSET (_rl_last_v_pos, wrap_offset);
cpos = _rl_last_c_pos;
#if defined (HANDLE_MULTIBYTE)
/* If we have multibyte characters, NEW is indexed by the buffer point in
@ -1794,7 +1813,11 @@ _rl_move_cursor_relative (new, data)
/* Use NEW when comparing against the last invisible character in the
prompt string, since they're both buffer indices and DPOS is a
desired display position. */
if (new > prompt_last_invisible) /* XXX - don't use woff here */
if ((new > prompt_last_invisible) || /* XXX - don't use woff here */
(prompt_physical_chars > _rl_screenwidth &&
_rl_last_v_pos == prompt_last_screen_line &&
wrap_offset != woff &&
new > (prompt_last_invisible-_rl_screenwidth-wrap_offset)))
{
dpos -= woff;
/* Since this will be assigned to _rl_last_c_pos at the end (more

View File

@ -154,7 +154,7 @@ _rl_unget_char (key)
{
pop_index--;
if (pop_index < 0)
pop_index = ibuffer_len - 1;
pop_index = ibuffer_len;
ibuffer[pop_index] = key;
return (1);
}

View File

@ -10,7 +10,7 @@
# Chet Ramey
# chet@po.cwru.edu
# Copyright (C) 1996-2002 Free Software Foundation, Inc.
# Copyright (C) 1996-2007 Free Software Foundation, Inc.
#
# 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
@ -114,7 +114,7 @@ linux*-*|gnu*-*|k*bsd*-gnu-*)
SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)$(SHLIB_MINOR)'
;;
freebsd2* | netbsd*)
freebsd2*)
SHOBJ_CFLAGS=-fpic
SHOBJ_LD=ld
SHOBJ_LDFLAGS='-x -Bshareable'
@ -125,7 +125,7 @@ freebsd2* | netbsd*)
# FreeBSD-3.x ELF
freebsd[3-9]*|freebsdelf[3-9]*|freebsdaout[3-9]*|dragonfly*)
SHOBJ_CFLAGS=-fpic
SHOBJ_CFLAGS=-fPIC
SHOBJ_LD='${CC}'
if [ -x /usr/bin/objformat ] && [ "`/usr/bin/objformat`" = "elf" ]; then
@ -142,7 +142,7 @@ freebsd[3-9]*|freebsdelf[3-9]*|freebsdaout[3-9]*|dragonfly*)
;;
# Darwin/MacOS X
darwin8*)
darwin[89]*)
SHOBJ_STATUS=supported
SHLIB_STATUS=supported
@ -153,7 +153,7 @@ darwin8*)
SHLIB_LIBVERSION='$(SHLIB_MAJOR)$(SHLIB_MINOR).$(SHLIB_LIBSUFF)'
SHLIB_LIBSUFF='dylib'
SHOBJ_LDFLAGS='-undefined dynamic_lookup'
SHOBJ_LDFLAGS='-dynamiclib -dynamic -undefined dynamic_lookup -arch_only `/usr/bin/arch`'
SHLIB_XLDFLAGS='-dynamiclib -arch_only `/usr/bin/arch` -install_name $(libdir)/$@ -current_version $(SHLIB_MAJOR)$(SHLIB_MINOR) -compatibility_version $(SHLIB_MAJOR) -v'
SHLIB_LIBS='-lncurses' # see if -lcurses works on MacOS X 10.1
@ -171,7 +171,7 @@ darwin*|macosx*)
SHLIB_LIBSUFF='dylib'
case "${host_os}" in
darwin[78]*) SHOBJ_LDFLAGS=''
darwin[789]*) SHOBJ_LDFLAGS=''
SHLIB_XLDFLAGS='-dynamiclib -arch_only `/usr/bin/arch` -install_name $(libdir)/$@ -current_version $(SHLIB_MAJOR)$(SHLIB_MINOR) -compatibility_version $(SHLIB_MAJOR) -v'
;;
*) SHOBJ_LDFLAGS='-dynamic'
@ -182,7 +182,7 @@ darwin*|macosx*)
SHLIB_LIBS='-lncurses' # see if -lcurses works on MacOS X 10.1
;;
openbsd*)
openbsd*|netbsd*)
SHOBJ_CFLAGS=-fPIC
SHOBJ_LD='${CC}'
SHOBJ_LDFLAGS='-shared'
@ -247,7 +247,7 @@ osf*)
SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
;;
aix4.[2-9]*-*gcc*) # lightly tested by jik@cisco.com
aix4.[2-9]*-*gcc*|aix[5-9].*-*gcc*) # lightly tested by jik@cisco.com
SHOBJ_CFLAGS=-fpic
SHOBJ_LD='ld'
SHOBJ_LDFLAGS='-bdynamic -bnoentry -bexpall'
@ -258,7 +258,7 @@ aix4.[2-9]*-*gcc*) # lightly tested by jik@cisco.com
SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
;;
aix4.[2-9]*)
aix4.[2-9]*|aix[5-9].*)
SHOBJ_CFLAGS=-K
SHOBJ_LD='ld'
SHOBJ_LDFLAGS='-bdynamic -bnoentry -bexpall'
@ -329,7 +329,7 @@ hpux10*-*gcc*)
SHOBJ_LD='${CC}'
# if you have problems linking here, moving the `-Wl,+h,$@' from
# SHLIB_XLDFLAGS to SHOBJ_LDFLAGS has been reported to work
SHOBJ_LDFLAGS='-shared -Wl,-b -Wl,+s'
SHOBJ_LDFLAGS='-shared -fpic -Wl,-b -Wl,+s'
SHLIB_XLDFLAGS='-Wl,+h,$@ -Wl,+b,$(libdir)'
SHLIB_LIBSUFF='sl'