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-rw-r--r--new_curse.c182
1 files changed, 90 insertions, 92 deletions
diff --git a/new_curse.c b/new_curse.c
index cc01092a49267..5ceec2450b0e5 100644
--- a/new_curse.c
+++ b/new_curse.c
@@ -5,43 +5,41 @@
|
| written by Hugh Mahon
|
- | THIS MATERIAL IS PROVIDED "AS IS". THERE ARE
- | NO WARRANTIES OF ANY KIND WITH REGARD TO THIS
- | MATERIAL, INCLUDING, BUT NOT LIMITED TO, THE
- | IMPLIED WARRANTIES OF MERCHANTABILITY AND
- | FITNESS FOR A PARTICULAR PURPOSE. Neither
- | Hewlett-Packard nor Hugh Mahon shall be liable
- | for errors contained herein, nor for
- | incidental or consequential damages in
- | connection with the furnishing, performance or
- | use of this material. Neither Hewlett-Packard
- | nor Hugh Mahon assumes any responsibility for
- | the use or reliability of this software or
- | documentation. This software and
- | documentation is totally UNSUPPORTED. There
- | is no support contract available. Hewlett-
- | Packard has done NO Quality Assurance on ANY
- | of the program or documentation. You may find
- | the quality of the materials inferior to
- | supported materials.
+ | Copyright (c) 1986, 1987, 1988, 1991, 1992, 1993, 1994, 1995, 2009 Hugh Mahon
+ | All rights reserved.
+ |
+ | Redistribution and use in source and binary forms, with or without
+ | modification, are permitted provided that the following conditions
+ | are met:
+ |
+ | * Redistributions of source code must retain the above copyright
+ | notice, this list of conditions and the following disclaimer.
+ | * Redistributions in binary form must reproduce the above
+ | copyright notice, this list of conditions and the following
+ | disclaimer in the documentation and/or other materials provided
+ | with the distribution.
+ |
+ | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ | "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ | LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ | FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ | COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ | INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ | BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ | LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ | CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ | LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+ | ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ | POSSIBILITY OF SUCH DAMAGE.
|
- | This software is not a product of Hewlett-Packard, Co., or any
- | other company. No support is implied or offered with this software.
- | You've got the source, and you're on your own.
- |
- | This software may be distributed under the terms of Larry Wall's
- | Artistic license, a copy of which is included in this distribution.
- |
- | This notice must be included with this software and any derivatives.
- |
- | Copyright (c) 1986, 1987, 1988, 1991, 1992, 1993, 1994, 1995 Hugh Mahon
+ |
| All are rights reserved.
|
| $Header: /home/hugh/sources/old_ae/RCS/new_curse.c,v 1.54 2002/09/21 00:47:14 hugh Exp $
|
*/
-char *copyright_message[] = { "Copyright (c) 1986, 1987, 1988, 1991, 1992, 1993, 1994, 1995 Hugh Mahon",
+char *copyright_message[] = { "Copyright (c) 1986, 1987, 1988, 1991, 1992, 1993, 1994, 1995, 2009 Hugh Mahon",
"All rights are reserved."};
char * new_curse_name= "@(#) new_curse.c $Revision: 1.54 $";
@@ -1113,7 +1111,7 @@ INFO_PARSE() /* parse off the data in the terminfo data file */
Num_bools--;
Booleans[counter++] = *TERM_data_ptr++;
}
- if (((unsigned int) TERM_data_ptr) & 1) /* force alignment */
+ if ((unsigned long)TERM_data_ptr & 1) /* force alignment */
TERM_data_ptr++;
counter = 0;
while (Num_ints)
@@ -1476,13 +1474,13 @@ int columns;
for (i = 0; i < columns; i++)
{
tmp->row[i] = ' ';
- tmp->attributes[i] = (char) NULL;
+ tmp->attributes[i] = '\0';
}
tmp->scroll = tmp->changed = FALSE;
- tmp->row[0] = (char) NULL;
- tmp->attributes[0] = (char) NULL;
- tmp->row[columns] = (char) NULL;
- tmp->attributes[columns] = (char) NULL;
+ tmp->row[0] = '\0';
+ tmp->attributes[0] = '\0';
+ tmp->row[columns] = '\0';
+ tmp->attributes[columns] = '\0';
tmp->last_char = 0;
return(tmp);
}
@@ -1867,7 +1865,7 @@ int place;
}
delay = 0;
Otemp = string;
- while (*Otemp != (char) NULL)
+ while (*Otemp != '\0')
{
if (*Otemp == '%')
{
@@ -1885,7 +1883,7 @@ int place;
| find the end of the
| conditional statement
*/
- while ((strncmp(Otemp, "%t", 2)) && (*Otemp != (char) NULL))
+ while ((strncmp(Otemp, "%t", 2)) && (*Otemp != '\0'))
{
/*
| move past '%'
@@ -1913,12 +1911,12 @@ int place;
| find 'else' or end
| of if statement
*/
- while ((strncmp(Otemp, "%e", 2)) && (strncmp(Otemp, "%;", 2)) && (*Otemp != (char) NULL))
+ while ((strncmp(Otemp, "%e", 2)) && (strncmp(Otemp, "%;", 2)) && (*Otemp != '\0'))
Otemp++;
/*
| if an 'else' found
*/
- if ((*Otemp != (char) NULL) && (!strncmp(Otemp, "%e", 2)))
+ if ((*Otemp != '\0') && (!strncmp(Otemp, "%e", 2)))
{
Otemp++;
Otemp++;
@@ -1926,12 +1924,12 @@ int place;
/*
| check for 'then' part
*/
- while ((*tchar != (char) NULL) && (strncmp(tchar, "%t", 2)) && (strncmp(tchar, "%;", 2)))
+ while ((*tchar != '\0') && (strncmp(tchar, "%t", 2)) && (strncmp(tchar, "%;", 2)))
tchar++;
/*
| if end of string
*/
- if (*tchar == (char) NULL)
+ if (*tchar == '\0')
{
EVAL = FALSE;
Cond_FLAG = FALSE;
@@ -1955,7 +1953,7 @@ int place;
| get out of if
| statement
*/
- else if ((*Otemp != (char) NULL) && (!strncmp(Otemp, "%;", 2)))
+ else if ((*Otemp != '\0') && (!strncmp(Otemp, "%;", 2)))
{
EVAL = FALSE;
Otemp++;
@@ -1975,9 +1973,9 @@ int place;
Cond_FLAG = FALSE;
if (*Otemp != ';')
{
- while ((*Otemp != (char) NULL) && (strncmp(Otemp, "%;", 2)))
+ while ((*Otemp != '\0') && (strncmp(Otemp, "%;", 2)))
Otemp++;
- if (*Otemp != (char) NULL)
+ if (*Otemp != '\0')
{
Otemp++;
Otemp++;
@@ -2046,12 +2044,12 @@ int cols;
for (j = line->last_char; j < column; j++)
{
line->row[j] = ' ';
- line->attributes[j] = (char) NULL;
+ line->attributes[j] = '\0';
}
}
line->last_char = column;
- line->row[column] = (char) NULL;
- line->attributes[column] = (char) NULL;
+ line->row[column] = '\0';
+ line->attributes[column] = '\0';
line->changed = TRUE;
}
@@ -2183,14 +2181,14 @@ WINDOW *window;
virt_col++, user_col++)
{
virtual_line->row[virt_col] = ' ';
- virtual_line->attributes[virt_col] = (char) NULL;
+ virtual_line->attributes[virt_col] = '\0';
}
}
if (virtual_scr->Num_cols != window->Num_cols)
{
if (virtual_line->last_char < (user_line->last_char + window->SC))
{
- if (virtual_line->row[virtual_line->last_char] == (char) NULL)
+ if (virtual_line->row[virtual_line->last_char] == '\0')
virtual_line->row[virtual_line->last_char] = ' ';
virtual_line->last_char =
min(virtual_scr->Num_cols,
@@ -2199,7 +2197,7 @@ WINDOW *window;
}
else
virtual_line->last_char = user_line->last_char;
- virtual_line->row[virtual_line->last_char] = (char) NULL;
+ virtual_line->row[virtual_line->last_char] = '\0';
virtual_line->changed = user_line->changed;
virtual_line = virtual_line->next_screen;
user_line = user_line->next_screen;
@@ -2344,7 +2342,7 @@ int first_char; /* first character of sequence */
Count = 0;
Gtemp = string;
string[Count++] = first_char;
- string[Count] = (char) NULL;
+ string[Count] = '\0';
Time_Out = FALSE;
#ifndef BSD_SELECT
signal(SIGALRM, Clear);
@@ -2368,7 +2366,7 @@ fflush(stderr);
if (in_char != -1)
{
string[Count++] = in_char;
- string[Count] = (char) NULL;
+ string[Count] = '\0';
St_point = KEY_TOS;
while ((St_point != NULL) && (!Found))
{
@@ -2454,10 +2452,10 @@ int c;
for (j = tmpline->last_char; j < column; j++)
{
tmpline->row[j] = ' ';
- tmpline->attributes[j] = (char) NULL;
+ tmpline->attributes[j] = '\0';
}
- tmpline->row[column + 1] = (char) NULL;
- tmpline->attributes[column + 1] = (char) NULL;
+ tmpline->row[column + 1] = '\0';
+ tmpline->attributes[column + 1] = '\0';
tmpline->last_char = column + 1;
}
}
@@ -2635,7 +2633,7 @@ char *string;
{
char *wstring;
- for (wstring = string; *wstring != (char) NULL; wstring++)
+ for (wstring = string; *wstring != '\0'; wstring++)
waddch(window, *wstring);
}
@@ -2713,7 +2711,7 @@ noraw() /* set to normal character read mode */
Terminal.c_lflag |= ICANON; /* enable canonical operation */
Terminal.c_lflag |= ISIG; /* enable signal checking */
Terminal.c_cc[VEOF] = 4; /* EOF character = 4 */
- Terminal.c_cc[VEOL] = (char) NULL; /* EOL = 0 */
+ Terminal.c_cc[VEOL] = '\0'; /* EOL = 0 */
Terminal.c_cc[VINTR] = Intr; /* reset interrupt char */
value = ioctl(0, TCSETA, &Terminal); /* set characteristics */
#else
@@ -2881,7 +2879,7 @@ wprintw(WINDOW *window, const char *format, ...)
#endif /* __STDC__ */
fpoint = (char *) format;
- while (*fpoint != (char) NULL)
+ while (*fpoint != '\0')
{
if (*fpoint == '%')
{
@@ -2958,12 +2956,12 @@ struct _line *line2;
att1 = line1->attributes;
att2 = line2->attributes;
i = 0;
- while ((c1[i] != (char) NULL) && (c2[i] != (char) NULL) && (c1[i] == c2[i]) && (att1[i] == att2[i]))
+ while ((c1[i] != '\0') && (c2[i] != '\0') && (c1[i] == c2[i]) && (att1[i] == att2[i]))
i++;
count1 = i + 1;
- if ((count1 == 1) && (c1[i] == (char) NULL) && (c2[i] == (char) NULL))
+ if ((count1 == 1) && (c1[i] == '\0') && (c2[i] == '\0'))
count1 = 0; /* both lines blank */
- else if ((c1[i] == (char) NULL) && (c2[i] == (char) NULL))
+ else if ((c1[i] == '\0') && (c2[i] == '\0'))
count1 = -1; /* equal */
else
count1 = 1; /* lines unequal */
@@ -3116,9 +3114,9 @@ int row, column;
for (x = column; x<window->Num_cols; x++)
{
tmp1->row[x] = ' ';
- tmp1->attributes[x] = (char) NULL;
+ tmp1->attributes[x] = '\0';
}
- tmp1->row[column] = (char) NULL;
+ tmp1->row[column] = '\0';
tmp1->last_char = column;
if (column < COLS)
{
@@ -3160,16 +3158,16 @@ struct _line *pointer_new, *pointer_old;
old_lin = pointer_old->row;
old_att = pointer_old->attributes;
end_old = end_new = offset;
- while (((new_lin[end_new] != old_lin[end_old]) || (new_att[end_new] != old_att[end_old])) && (old_lin[end_old] != (char) NULL) && (new_lin[end_old] != (char) NULL))
+ while (((new_lin[end_new] != old_lin[end_old]) || (new_att[end_new] != old_att[end_old])) && (old_lin[end_old] != '\0') && (new_lin[end_old] != '\0'))
end_old++;
- if (old_lin[end_old] != (char) NULL)
+ if (old_lin[end_old] != '\0')
{
k = 0;
- while ((old_lin[end_old+k] == new_lin[end_new+k]) && (new_att[end_new+k] == old_att[end_old+k]) && (new_lin[end_new+k] != (char) NULL) && (old_lin[end_old+k] != (char) NULL) && (k < 10))
+ while ((old_lin[end_old+k] == new_lin[end_new+k]) && (new_att[end_new+k] == old_att[end_old+k]) && (new_lin[end_new+k] != '\0') && (old_lin[end_old+k] != '\0') && (k < 10))
k++;
- if ((k > 8) || ((new_lin[end_new+k] == (char) NULL) && (k != 0)))
+ if ((k > 8) || ((new_lin[end_new+k] == '\0') && (k != 0)))
{
- if (new_lin[end_new+k] == (char) NULL)
+ if (new_lin[end_new+k] == '\0')
{
Position(window, line, (end_new+k));
CLEAR_TO_EOL(window, line, (end_new+k));
@@ -3177,7 +3175,7 @@ struct _line *pointer_new, *pointer_old;
Position(window, line, offset);
for (k = offset; k < end_old; k++)
Char_del(old_lin, old_att, offset, window->Num_cols);
- while ((old_lin[offset] != (char) NULL) && (offset < COLS))
+ while ((old_lin[offset] != '\0') && (offset < COLS))
offset++;
pointer_old->last_char = offset;
changed = TRUE;
@@ -3214,12 +3212,12 @@ struct _line *pointer_new, *pointer_old;
old_lin = pointer_old->row;
old_att = pointer_old->attributes;
end_old = end_new = offset;
- while (((new_lin[end_new] != old_lin[end_old]) || (new_att[end_new] != old_att[end_old])) && (new_lin[end_new] != (char) NULL) && (old_lin[end_new] != (char) NULL))
+ while (((new_lin[end_new] != old_lin[end_old]) || (new_att[end_new] != old_att[end_old])) && (new_lin[end_new] != '\0') && (old_lin[end_new] != '\0'))
end_new++;
- if (new_lin[end_new] != (char) NULL)
+ if (new_lin[end_new] != '\0')
{
k = 0;
- while ((old_lin[end_old+k] == new_lin[end_new+k]) && (old_att[end_old+k] == new_att[end_new+k]) && (new_lin[end_new+k] != (char) NULL) && (old_lin[end_old+k] != (char) NULL) && (k < 10))
+ while ((old_lin[end_old+k] == new_lin[end_new+k]) && (old_att[end_old+k] == new_att[end_new+k]) && (new_lin[end_new+k] != '\0') && (old_lin[end_old+k] != '\0') && (k < 10))
k++;
/*
| check for commonality between rest of lines (are the old
@@ -3227,11 +3225,11 @@ struct _line *pointer_new, *pointer_old;
| if the rest of the lines are common, do not insert text
*/
old_off = end_new;
- while ((old_lin[old_off] != (char) NULL) && (new_lin[old_off] != (char) NULL) && (old_lin[old_off] == new_lin[old_off]) && (old_att[old_off] == new_att[old_off]))
+ while ((old_lin[old_off] != '\0') && (new_lin[old_off] != '\0') && (old_lin[old_off] == new_lin[old_off]) && (old_att[old_off] == new_att[old_off]))
old_off++;
if ((old_lin[old_off] == new_lin[old_off]) && (old_att[old_off] == new_att[old_off]))
same = TRUE;
- if ((!same) && ((k > 8) || ((new_lin[end_new+k] == (char) NULL) && (k != 0))))
+ if ((!same) && ((k > 8) || ((new_lin[end_new+k] == '\0') && (k != 0))))
{
Position(window, line, offset);
insert = FALSE;
@@ -3248,7 +3246,7 @@ struct _line *pointer_new, *pointer_old;
}
if (insert)
String_Out(String_table[ei__], NULL, 0);
- while ((old_lin[offset] != (char) NULL) && (offset < COLS))
+ while ((old_lin[offset] != '\0') && (offset < COLS))
offset++;
pointer_old->last_char = offset;
changed = TRUE;
@@ -3319,7 +3317,7 @@ doupdate()
for (from_top = 0, curr = curscr->first_line; from_top < curscr->Num_lines; from_top++, curr = curr->next_screen)
{
Position(curscr, from_top, 0);
- for (j = 0; (curr->row[j] != (char) NULL) && (j < curscr->Num_cols); j++)
+ for (j = 0; (curr->row[j] != '\0') && (j < curscr->Num_cols); j++)
{
Char_out(curr->row[j], curr->attributes[j], curr->row, curr->attributes, j);
}
@@ -3541,7 +3539,7 @@ doupdate()
*/
if (((String_table[ic__]) || (String_table[im__])) &&
- (String_table[dc__]) && (curr->row[0] != (char) NULL) &&
+ (String_table[dc__]) && (curr->row[0] != '\0') &&
(!NC_chinese))
{
j = 0;
@@ -3550,11 +3548,11 @@ doupdate()
vrt_att = virt->attributes;
cur_lin = curr->row;
cur_att = curr->attributes;
- while ((vrt_lin[j] != (char) NULL) && (j < window->Num_cols))
+ while ((vrt_lin[j] != '\0') && (j < window->Num_cols))
{
if ((STAND) && (Booleans[xs__]))
{
- while ((vrt_lin[j] == cur_lin[j]) && (vrt_att[j] == cur_att[j]) && (vrt_lin[j] != (char) NULL) && (vrt_att[j]))
+ while ((vrt_lin[j] == cur_lin[j]) && (vrt_att[j] == cur_att[j]) && (vrt_lin[j] != '\0') && (vrt_att[j]))
j++;
if ((STAND) && (!vrt_att[j]))
{
@@ -3566,7 +3564,7 @@ doupdate()
}
else
{
- while ((vrt_lin[j] == cur_lin[j]) && (vrt_att[j] == cur_att[j]) && (vrt_lin[j] != (char) NULL))
+ while ((vrt_lin[j] == cur_lin[j]) && (vrt_att[j] == cur_att[j]) && (vrt_lin[j] != '\0'))
j++;
}
if ((vrt_att[j] != cur_att[j]) && (cur_att[j]) && (Booleans[xs__]))
@@ -3576,7 +3574,7 @@ doupdate()
attribute_off();
attribute_off();
}
- if (vrt_lin[j] != (char) NULL)
+ if (vrt_lin[j] != '\0')
{
begin_new = j;
begin_old = j;
@@ -3594,7 +3592,7 @@ doupdate()
changed = check_insert(window, from_top, j, virt, curr);
if (((!changed) || (cur_lin[j] != vrt_lin[j]) || (cur_att[j] != vrt_att[j])) && (j < window->Num_cols))
{
- if ((vrt_lin[j] == ' ') && (cur_lin[j] == (char) NULL) && (vrt_att[j] == cur_att[j]))
+ if ((vrt_lin[j] == ' ') && (cur_lin[j] == '\0') && (vrt_att[j] == cur_att[j]))
cur_lin[j] = ' ';
else
{
@@ -3602,7 +3600,7 @@ doupdate()
Char_out(vrt_lin[j], vrt_att[j], cur_lin, cur_att, j);
}
}
- if ((vrt_lin[j] != (char) NULL))
+ if ((vrt_lin[j] != '\0'))
j++;
}
if ((STAND) && (!vrt_att[j]))
@@ -3612,7 +3610,7 @@ doupdate()
attribute_off();
}
}
- if ((vrt_lin[j] == (char) NULL) && (cur_lin[j] != (char) NULL))
+ if ((vrt_lin[j] == '\0') && (cur_lin[j] != '\0'))
{
Position(window, from_top, j);
CLEAR_TO_EOL(window, from_top, j);
@@ -3625,9 +3623,9 @@ doupdate()
att1 = curr->attributes;
c2 = virt->row;
att2 = virt->attributes;
- while ((j < window->Num_cols) && (c2[j] != (char) NULL))
+ while ((j < window->Num_cols) && (c2[j] != '\0'))
{
- while ((c1[j] == c2[j]) && (att1[j] == att2[j]) && (j < window->Num_cols) && (c2[j] != (char) NULL))
+ while ((c1[j] == c2[j]) && (att1[j] == att2[j]) && (j < window->Num_cols) && (c2[j] != '\0'))
j++;
/*
@@ -3639,16 +3637,16 @@ doupdate()
j--;
begin_old = j;
begin_new = j;
- if ((j < window->Num_cols) && (c2[j] != (char) NULL))
+ if ((j < window->Num_cols) && (c2[j] != '\0'))
{
Position(window, from_top, begin_old);
CLEAR_TO_EOL(window, from_top, j);
Position(window, from_top, begin_old);
- for (j = begin_old; (c2[j] != (char) NULL) && (j < window->Num_cols); j++)
+ for (j = begin_old; (c2[j] != '\0') && (j < window->Num_cols); j++)
Char_out(c2[j], att2[j], c1, att1, j);
}
}
- if ((c2[j] == (char) NULL) && (c1[j] != (char) NULL))
+ if ((c2[j] == '\0') && (c1[j] != '\0'))
{
Position(window, from_top, j);
CLEAR_TO_EOL(window, from_top, j);
@@ -3704,7 +3702,7 @@ int maxlen;
{
int one, two;
- for (one = offset, two = offset+1; (line[one] != (char) NULL) && (one < maxlen); one++, two++)
+ for (one = offset, two = offset+1; (line[one] != '\0') && (one < maxlen); one++, two++)
{
line[one] = line[two];
attrib[one] = attrib[two];
@@ -3724,7 +3722,7 @@ int maxlen;
int one, two;
one = 0;
- while ((line[one] != (char) NULL) && (one < (maxlen - 2)))
+ while ((line[one] != '\0') && (one < (maxlen - 2)))
one++;
for (two = one + 1; (two > offset); one--, two--)
{
generated by cgit v1.2.3 (git 2.25.1) at 2025-11-03 01:48:30 +0000