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ed.screen.c
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ed.screen.c
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/*
* ed.screen.c: Editor/termcap-curses interface
*/
/*-
* Copyright (c) 1980, 1991 The Regents of the University of California.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. 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.
* 3. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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.
*/
#include "sh.h"
#include "ed.h"
#include "tc.h"
#include "ed.defns.h"
/* #define DEBUG_LITERAL */
/*
* IMPORTANT NOTE: these routines are allowed to look at the current screen
* and the current possition assuming that it is correct. If this is not
* true, then the update will be WRONG! This is (should be) a valid
* assumption...
*/
#define TC_BUFSIZE 2048
#define GoodStr(a) (tstr[a].str != NULL && tstr[a].str[0] != '\0')
#define Str(a) tstr[a].str
#define Val(a) tval[a].val
static const struct {
const char *b_name;
speed_t b_rate;
} baud_rate[] = {
#ifdef B0
{ "0", B0 },
#endif
#ifdef B50
{ "50", B50 },
#endif
#ifdef B75
{ "75", B75 },
#endif
#ifdef B110
{ "110", B110 },
#endif
#ifdef B134
{ "134", B134 },
#endif
#ifdef B150
{ "150", B150 },
#endif
#ifdef B200
{ "200", B200 },
#endif
#ifdef B300
{ "300", B300 },
#endif
#ifdef B600
{ "600", B600 },
#endif
#ifdef B900
{ "900", B900 },
#endif
#ifdef B1200
{ "1200", B1200 },
#endif
#ifdef B1800
{ "1800", B1800 },
#endif
#ifdef B2400
{ "2400", B2400 },
#endif
#ifdef B3600
{ "3600", B3600 },
#endif
#ifdef B4800
{ "4800", B4800 },
#endif
#ifdef B7200
{ "7200", B7200 },
#endif
#ifdef B9600
{ "9600", B9600 },
#endif
#ifdef EXTA
{ "19200", EXTA },
#endif
#ifdef B19200
{ "19200", B19200 },
#endif
#ifdef EXTB
{ "38400", EXTB },
#endif
#ifdef B38400
{ "38400", B38400 },
#endif
{ NULL, 0 }
};
#define T_at7 0
#define T_al 1
#define T_bl 2
#define T_cd 3
#define T_ce 4
#define T_ch 5
#define T_cl 6
#define T_dc 7
#define T_dl 8
#define T_dm 9
#define T_ed 10
#define T_ei 11
#define T_fs 12
#define T_ho 13
#define T_ic 14
#define T_im 15
#define T_ip 16
#define T_kd 17
#define T_kh 18
#define T_kl 19
#define T_kr 20
#define T_ku 21
#define T_md 22
#define T_me 23
#define T_mr 24
#define T_nd 25
#define T_se 26
#define T_so 27
#define T_ts 28
#define T_up 29
#define T_us 30
#define T_ue 31
#define T_vb 32
#define T_DC 33
#define T_DO 34
#define T_IC 35
#define T_LE 36
#define T_RI 37
#define T_UP 38
#define T_str 39
static struct termcapstr {
const char *name;
const char *long_name;
char *str;
} tstr[T_str + 1];
#define T_am 0
#define T_pt 1
#define T_li 2
#define T_co 3
#define T_km 4
#define T_xn 5
#define T_val 6
static struct termcapval {
const char *name;
const char *long_name;
int val;
} tval[T_val + 1];
void
terminit(void)
{
#ifdef NLS_CATALOGS
int i;
for (i = 0; i < T_str + 1; i++)
xfree((ptr_t)(intptr_t)tstr[i].long_name);
for (i = 0; i < T_val + 1; i++)
xfree((ptr_t)(intptr_t)tval[i].long_name);
#endif
tstr[T_al].name = "al";
tstr[T_al].long_name = CSAVS(4, 1, "add new blank line");
tstr[T_bl].name = "bl";
tstr[T_bl].long_name = CSAVS(4, 2, "audible bell");
tstr[T_cd].name = "cd";
tstr[T_cd].long_name = CSAVS(4, 3, "clear to bottom");
tstr[T_ce].name = "ce";
tstr[T_ce].long_name = CSAVS(4, 4, "clear to end of line");
tstr[T_ch].name = "ch";
tstr[T_ch].long_name = CSAVS(4, 5, "cursor to horiz pos");
tstr[T_cl].name = "cl";
tstr[T_cl].long_name = CSAVS(4, 6, "clear screen");
tstr[T_dc].name = "dc";
tstr[T_dc].long_name = CSAVS(4, 7, "delete a character");
tstr[T_dl].name = "dl";
tstr[T_dl].long_name = CSAVS(4, 8, "delete a line");
tstr[T_dm].name = "dm";
tstr[T_dm].long_name = CSAVS(4, 9, "start delete mode");
tstr[T_ed].name = "ed";
tstr[T_ed].long_name = CSAVS(4, 10, "end delete mode");
tstr[T_ei].name = "ei";
tstr[T_ei].long_name = CSAVS(4, 11, "end insert mode");
tstr[T_fs].name = "fs";
tstr[T_fs].long_name = CSAVS(4, 12, "cursor from status line");
tstr[T_ho].name = "ho";
tstr[T_ho].long_name = CSAVS(4, 13, "home cursor");
tstr[T_ic].name = "ic";
tstr[T_ic].long_name = CSAVS(4, 14, "insert character");
tstr[T_im].name = "im";
tstr[T_im].long_name = CSAVS(4, 15, "start insert mode");
tstr[T_ip].name = "ip";
tstr[T_ip].long_name = CSAVS(4, 16, "insert padding");
tstr[T_kd].name = "kd";
tstr[T_kd].long_name = CSAVS(4, 17, "sends cursor down");
tstr[T_kl].name = "kl";
tstr[T_kl].long_name = CSAVS(4, 18, "sends cursor left");
tstr[T_kr].name = "kr";
tstr[T_kr].long_name = CSAVS(4, 19, "sends cursor right");
tstr[T_ku].name = "ku";
tstr[T_ku].long_name = CSAVS(4, 20, "sends cursor up");
tstr[T_md].name = "md";
tstr[T_md].long_name = CSAVS(4, 21, "begin bold");
tstr[T_me].name = "me";
tstr[T_me].long_name = CSAVS(4, 22, "end attributes");
tstr[T_nd].name = "nd";
tstr[T_nd].long_name = CSAVS(4, 23, "non destructive space");
tstr[T_se].name = "se";
tstr[T_se].long_name = CSAVS(4, 24, "end standout");
tstr[T_so].name = "so";
tstr[T_so].long_name = CSAVS(4, 25, "begin standout");
tstr[T_ts].name = "ts";
tstr[T_ts].long_name = CSAVS(4, 26, "cursor to status line");
tstr[T_up].name = "up";
tstr[T_up].long_name = CSAVS(4, 27, "cursor up one");
tstr[T_us].name = "us";
tstr[T_us].long_name = CSAVS(4, 28, "begin underline");
tstr[T_ue].name = "ue";
tstr[T_ue].long_name = CSAVS(4, 29, "end underline");
tstr[T_vb].name = "vb";
tstr[T_vb].long_name = CSAVS(4, 30, "visible bell");
tstr[T_DC].name = "DC";
tstr[T_DC].long_name = CSAVS(4, 31, "delete multiple chars");
tstr[T_DO].name = "DO";
tstr[T_DO].long_name = CSAVS(4, 32, "cursor down multiple");
tstr[T_IC].name = "IC";
tstr[T_IC].long_name = CSAVS(4, 33, "insert multiple chars");
tstr[T_LE].name = "LE";
tstr[T_LE].long_name = CSAVS(4, 34, "cursor left multiple");
tstr[T_RI].name = "RI";
tstr[T_RI].long_name = CSAVS(4, 35, "cursor right multiple");
tstr[T_UP].name = "UP";
tstr[T_UP].long_name = CSAVS(4, 36, "cursor up multiple");
tstr[T_kh].name = "kh";
tstr[T_kh].long_name = CSAVS(4, 43, "send cursor home");
tstr[T_at7].name = "@7";
tstr[T_at7].long_name = CSAVS(4, 44, "send cursor end");
tstr[T_mr].name = "mr";
tstr[T_mr].long_name = CSAVS(4, 45, "begin reverse video");
tstr[T_str].name = NULL;
tstr[T_str].long_name = NULL;
tval[T_am].name = "am";
tval[T_am].long_name = CSAVS(4, 37, "Has automatic margins");
tval[T_pt].name = "pt";
tval[T_pt].long_name = CSAVS(4, 38, "Can use physical tabs");
tval[T_li].name = "li";
tval[T_li].long_name = CSAVS(4, 39, "Number of lines");
tval[T_co].name = "co";
tval[T_co].long_name = CSAVS(4, 40, "Number of columns");
tval[T_km].name = "km";
tval[T_km].long_name = CSAVS(4, 41, "Has meta key");
tval[T_xn].name = "xn";
tval[T_xn].long_name = CSAVS(4, 42, "Newline ignored at right margin");
tval[T_val].name = NULL;
tval[T_val].long_name = NULL;
}
/*
* A very useful table from justin@crim.ca (Justin Bur) :-)
* (Modified by per@erix.ericsson.se (Per Hedeland)
* - first (and second:-) case fixed)
*
* Description Termcap variables tcsh behavior
* am xn UseRightmost SendCRLF
* -------------- ------- ------- ------------ ------------
* Automargins yes no yes no
* Magic Margins yes yes yes no
* No Wrap no -- yes yes
*/
static int me_all = 0; /* does two or more of the attributes use me */
static void ReBufferDisplay (void);
static void TCset (struct termcapstr *, const char *);
static void
TCset(struct termcapstr *t, const char *cap)
{
if (cap == NULL || *cap == '\0') {
xfree(t->str);
t->str = NULL;
} else {
size_t size;
size = strlen(cap) + 1;
t->str = xrealloc(t->str, size);
memcpy(t->str, cap, size);
}
}
/*ARGSUSED*/
void
TellTC(void)
{
struct termcapstr *t;
char *first, *s;
xprintf("%s", CGETS(7, 1, "\n\tTcsh thinks your terminal has the\n"));
xprintf("%s", CGETS(7, 2, "\tfollowing characteristics:\n\n"));
xprintf(CGETS(7, 3, "\tIt has %d columns and %d lines\n"),
Val(T_co), Val(T_li));
s = strsave(T_HasMeta ? CGETS(7, 5, "a") : CGETS(7, 6, "no"));
cleanup_push(s, xfree);
first = s;
xprintf(CGETS(7, 4, "\tIt has %s meta key\n"), s);
s = strsave(T_Tabs ? "" : CGETS(7, 8, " not"));
cleanup_push(s, xfree);
xprintf(CGETS(7, 7, "\tIt can%s use tabs\n"), s);
s = strsave((T_Margin&MARGIN_AUTO) ?
CGETS(7, 10, "has") : CGETS(7, 11, "does not have"));
cleanup_push(s, xfree);
xprintf(CGETS(7, 9, "\tIt %s automatic margins\n"), s);
if (T_Margin & MARGIN_AUTO) {
s = strsave((T_Margin & MARGIN_MAGIC) ?
CGETS(7, 10, "has") : CGETS(7, 11, "does not have"));
cleanup_push(s, xfree);
xprintf(CGETS(7, 12, "\tIt %s magic margins\n"), s);
}
for (t = tstr; t->name != NULL; t++) {
s = strsave(t->str && *t->str ? t->str : CGETS(7, 13, "(empty)"));
cleanup_push(s, xfree);
xprintf("\t%36s (%s) == %s\n", t->long_name, t->name, s);
cleanup_until(s);
}
xputchar('\n');
cleanup_until(first);
}
static void
ReBufferDisplay(void)
{
int i;
Char **b;
b = Display;
Display = NULL;
blkfree(b);
b = Vdisplay;
Vdisplay = NULL;
blkfree(b);
TermH = Val(T_co);
TermV = (INBUFSIZE * 4) / TermH + 1;/*FIXBUF*/
b = xmalloc(sizeof(*b) * (TermV + 1));
for (i = 0; i < TermV; i++)
b[i] = xmalloc(sizeof(*b[i]) * (TermH + 1));
b[TermV] = NULL;
Display = b;
b = xmalloc(sizeof(*b) * (TermV + 1));
for (i = 0; i < TermV; i++)
b[i] = xmalloc(sizeof(*b[i]) * (TermH + 1));
b[TermV] = NULL;
Vdisplay = b;
}
void
SetTC(char *what, char *how)
{
struct termcapstr *ts;
struct termcapval *tv;
/*
* Do the strings first
*/
setname("settc");
for (ts = tstr; ts->name != NULL; ts++)
if (strcmp(ts->name, what) == 0)
break;
if (ts->name != NULL) {
TCset(ts, how);
/*
* Reset variables
*/
if (GoodStr(T_me) && GoodStr(T_ue))
me_all = (strcmp(Str(T_me), Str(T_ue)) == 0);
else
me_all = 0;
if (GoodStr(T_me) && GoodStr(T_se))
me_all |= (strcmp(Str(T_me), Str(T_se)) == 0);
T_CanCEOL = GoodStr(T_ce);
T_CanDel = GoodStr(T_dc) || GoodStr(T_DC);
T_CanIns = GoodStr(T_im) || GoodStr(T_ic) || GoodStr(T_IC);
T_CanUP = GoodStr(T_up) || GoodStr(T_UP);
return;
}
/*
* Do the numeric ones second
*/
for (tv = tval; tv->name != NULL; tv++)
if (strcmp(tv->name, what) == 0)
break;
if (tv->name != NULL) {
if (tv == &tval[T_pt] || tv == &tval[T_km] ||
tv == &tval[T_am] || tv == &tval[T_xn]) {
if (strcmp(how, "yes") == 0)
tv->val = 1;
else if (strcmp(how, "no") == 0)
tv->val = 0;
else {
stderror(ERR_SETTCUS, tv->name);
return;
}
T_Tabs = Val(T_pt);
T_HasMeta = Val(T_km);
T_Margin = Val(T_am) ? MARGIN_AUTO : 0;
T_Margin |= Val(T_xn) ? MARGIN_MAGIC : 0;
if (tv == &tval[T_am] || tv == &tval[T_xn])
ChangeSize(Val(T_li), Val(T_co));
return;
}
else {
tv->val = atoi(how);
T_Cols = (Char) Val(T_co);
T_Lines = (Char) Val(T_li);
if (tv == &tval[T_co] || tv == &tval[T_li])
ChangeSize(Val(T_li), Val(T_co));
return;
}
}
stderror(ERR_NAME | ERR_TCCAP, what);
return;
}
/*
* Print the termcap string out with variable substitution
*/
void
EchoTC(Char **v)
{
char *cap, *scap, *cv;
int arg_need, arg_cols, arg_rows;
int verbose = 0, silent = 0;
char *area;
static const char fmts[] = "%s\n", fmtd[] = "%d\n";
struct termcapstr *t;
char buf[TC_BUFSIZE];
Char **globbed;
area = buf;
setname("echotc");
v = glob_all_or_error(v);
globbed = v;
cleanup_push(globbed, blk_cleanup);
if (!*v || *v[0] == '\0')
goto end;
if (v[0][0] == '-') {
switch (v[0][1]) {
case 'v':
verbose = 1;
break;
case 's':
silent = 1;
break;
default:
stderror(ERR_NAME | ERR_TCUSAGE);
break;
}
v++;
}
if (!*v || *v[0] == '\0')
goto end;
cv = strsave(short2str(*v));
cleanup_push(cv, xfree);
if (strcmp(cv, "tabs") == 0) {
xprintf(fmts, T_Tabs ? CGETS(7, 14, "yes") :
CGETS(7, 15, "no"));
goto end_flush;
}
else if (strcmp(cv, "meta") == 0) {
xprintf(fmts, Val(T_km) ? CGETS(7, 14, "yes") :
CGETS(7, 15, "no"));
goto end_flush;
}
else if (strcmp(cv, "xn") == 0) {
xprintf(fmts, T_Margin & MARGIN_MAGIC ? CGETS(7, 14, "yes") :
CGETS(7, 15, "no"));
goto end_flush;
}
else if (strcmp(cv, "am") == 0) {
xprintf(fmts, T_Margin & MARGIN_AUTO ? CGETS(7, 14, "yes") :
CGETS(7, 15, "no"));
goto end_flush;
}
else if (strcmp(cv, "baud") == 0) {
int i;
for (i = 0; baud_rate[i].b_name != NULL; i++)
if (T_Speed == baud_rate[i].b_rate) {
xprintf(fmts, baud_rate[i].b_name);
goto end_flush;
}
xprintf(fmtd, 0);
goto end_flush;
}
else if (strcmp(cv, "rows") == 0 || strcmp(cv, "lines") == 0 ||
strcmp(cv, "li") == 0) {
xprintf(fmtd, Val(T_li));
goto end_flush;
}
else if (strcmp(cv, "cols") == 0 || strcmp(cv, "co") == 0) {
xprintf(fmtd, Val(T_co));
goto end_flush;
}
/*
* Try to use our local definition first
*/
scap = NULL;
for (t = tstr; t->name != NULL; t++)
if (strcmp(t->name, cv) == 0) {
scap = t->str;
break;
}
if (t->name == NULL)
scap = tgetstr(cv, &area);
if (!scap || scap[0] == '\0') {
if (tgetflag(cv)) {
xprintf("%s", CGETS(7, 14, "yes\n"));
goto end;
}
if (silent)
goto end;
else
stderror(ERR_NAME | ERR_TCCAP, cv);
}
/*
* Count home many values we need for this capability.
*/
for (cap = scap, arg_need = 0; *cap; cap++)
if (*cap == '%')
switch (*++cap) {
case 'd':
case '2':
case '3':
case '.':
case '+':
arg_need++;
break;
case '%':
case '>':
case 'i':
case 'r':
case 'n':
case 'B':
case 'D':
break;
default:
/*
* hpux has lot's of them...
*/
if (verbose)
stderror(ERR_NAME | ERR_TCPARM, *cap);
/* This is bad, but I won't complain */
break;
}
switch (arg_need) {
case 0:
v++;
if (*v && *v[0]) {
if (silent)
goto end;
else
stderror(ERR_NAME | ERR_TCARGS, cv, arg_need);
}
(void) tputs(scap, 1, PUTRAW);
break;
case 1:
v++;
if (!*v || *v[0] == '\0')
stderror(ERR_NAME | ERR_TCNARGS, cv, 1);
arg_cols = 0;
arg_rows = atoi(short2str(*v));
v++;
if (*v && *v[0]) {
if (silent)
goto end;
else
stderror(ERR_NAME | ERR_TCARGS, cv, arg_need);
}
(void) tputs(tgoto(scap, arg_cols, arg_rows), 1, PUTRAW);
break;
default:
/* This is wrong, but I will ignore it... */
if (verbose)
stderror(ERR_NAME | ERR_TCARGS, cv, arg_need);
/*FALLTHROUGH*/
case 2:
v++;
if (!*v || *v[0] == '\0') {
if (silent)
goto end;
else
stderror(ERR_NAME | ERR_TCNARGS, cv, 2);
}
arg_cols = atoi(short2str(*v));
v++;
if (!*v || *v[0] == '\0') {
if (silent)
goto end;
else
stderror(ERR_NAME | ERR_TCNARGS, cv, 2);
}
arg_rows = atoi(short2str(*v));
v++;
if (*v && *v[0]) {
if (silent)
goto end;
else
stderror(ERR_NAME | ERR_TCARGS, cv, arg_need);
}
(void) tputs(tgoto(scap, arg_cols, arg_rows), arg_rows, PUTRAW);
break;
}
end_flush:
flush();
end:
cleanup_until(globbed);
}
int GotTermCaps = 0;
static struct {
Char *name;
int key;
XmapVal fun;
int type;
} arrow[] = {
#define A_K_DN 0
{ STRdown, T_kd, { 0 }, 0 },
#define A_K_UP 1
{ STRup, T_ku, { 0 }, 0 },
#define A_K_LT 2
{ STRleft, T_kl, { 0 }, 0 },
#define A_K_RT 3
{ STRright, T_kr, { 0 }, 0 },
#define A_K_HO 4
{ STRhome, T_kh, { 0 }, 0 },
#define A_K_EN 5
{ STRend, T_at7, { 0 }, 0}
};
#define A_K_NKEYS 6
void
ResetArrowKeys(void)
{
arrow[A_K_DN].fun.cmd = F_DOWN_HIST;
arrow[A_K_DN].type = XK_CMD;
arrow[A_K_UP].fun.cmd = F_UP_HIST;
arrow[A_K_UP].type = XK_CMD;
arrow[A_K_LT].fun.cmd = F_CHARBACK;
arrow[A_K_LT].type = XK_CMD;
arrow[A_K_RT].fun.cmd = F_CHARFWD;
arrow[A_K_RT].type = XK_CMD;
arrow[A_K_HO].fun.cmd = F_TOBEG;
arrow[A_K_HO].type = XK_CMD;
arrow[A_K_EN].fun.cmd = F_TOEND;
arrow[A_K_EN].type = XK_CMD;
}
void
DefaultArrowKeys(void)
{
static Char strA[] = {033, '[', 'A', '\0'};
static Char strB[] = {033, '[', 'B', '\0'};
static Char strC[] = {033, '[', 'C', '\0'};
static Char strD[] = {033, '[', 'D', '\0'};
static Char strH[] = {033, '[', 'H', '\0'};
static Char strF[] = {033, '[', 'F', '\0'};
static Char stOA[] = {033, 'O', 'A', '\0'};
static Char stOB[] = {033, 'O', 'B', '\0'};
static Char stOC[] = {033, 'O', 'C', '\0'};
static Char stOD[] = {033, 'O', 'D', '\0'};
static Char stOH[] = {033, 'O', 'H', '\0'};
static Char stOF[] = {033, 'O', 'F', '\0'};
CStr cs;
#ifndef IS_ASCII
if (strA[0] == 033)
{
strA[0] = CTL_ESC('\033');
strB[0] = CTL_ESC('\033');
strC[0] = CTL_ESC('\033');
strD[0] = CTL_ESC('\033');
strH[0] = CTL_ESC('\033');
strF[0] = CTL_ESC('\033');
stOA[0] = CTL_ESC('\033');
stOB[0] = CTL_ESC('\033');
stOC[0] = CTL_ESC('\033');
stOD[0] = CTL_ESC('\033');
stOH[0] = CTL_ESC('\033');
stOF[0] = CTL_ESC('\033');
}
#endif
cs.len = 3;
cs.buf = strA; AddXkey(&cs, &arrow[A_K_UP].fun, arrow[A_K_UP].type);
cs.buf = strB; AddXkey(&cs, &arrow[A_K_DN].fun, arrow[A_K_DN].type);
cs.buf = strC; AddXkey(&cs, &arrow[A_K_RT].fun, arrow[A_K_RT].type);
cs.buf = strD; AddXkey(&cs, &arrow[A_K_LT].fun, arrow[A_K_LT].type);
cs.buf = strH; AddXkey(&cs, &arrow[A_K_HO].fun, arrow[A_K_HO].type);
cs.buf = strF; AddXkey(&cs, &arrow[A_K_EN].fun, arrow[A_K_EN].type);
cs.buf = stOA; AddXkey(&cs, &arrow[A_K_UP].fun, arrow[A_K_UP].type);
cs.buf = stOB; AddXkey(&cs, &arrow[A_K_DN].fun, arrow[A_K_DN].type);
cs.buf = stOC; AddXkey(&cs, &arrow[A_K_RT].fun, arrow[A_K_RT].type);
cs.buf = stOD; AddXkey(&cs, &arrow[A_K_LT].fun, arrow[A_K_LT].type);
cs.buf = stOH; AddXkey(&cs, &arrow[A_K_HO].fun, arrow[A_K_HO].type);
cs.buf = stOF; AddXkey(&cs, &arrow[A_K_EN].fun, arrow[A_K_EN].type);
if (VImode) {
cs.len = 2;
cs.buf = &strA[1]; AddXkey(&cs, &arrow[A_K_UP].fun, arrow[A_K_UP].type);
cs.buf = &strB[1]; AddXkey(&cs, &arrow[A_K_DN].fun, arrow[A_K_DN].type);
cs.buf = &strC[1]; AddXkey(&cs, &arrow[A_K_RT].fun, arrow[A_K_RT].type);
cs.buf = &strD[1]; AddXkey(&cs, &arrow[A_K_LT].fun, arrow[A_K_LT].type);
cs.buf = &strH[1]; AddXkey(&cs, &arrow[A_K_HO].fun, arrow[A_K_HO].type);
cs.buf = &strF[1]; AddXkey(&cs, &arrow[A_K_EN].fun, arrow[A_K_EN].type);
cs.buf = &stOA[1]; AddXkey(&cs, &arrow[A_K_UP].fun, arrow[A_K_UP].type);
cs.buf = &stOB[1]; AddXkey(&cs, &arrow[A_K_DN].fun, arrow[A_K_DN].type);
cs.buf = &stOC[1]; AddXkey(&cs, &arrow[A_K_RT].fun, arrow[A_K_RT].type);
cs.buf = &stOD[1]; AddXkey(&cs, &arrow[A_K_LT].fun, arrow[A_K_LT].type);
cs.buf = &stOH[1]; AddXkey(&cs, &arrow[A_K_HO].fun, arrow[A_K_HO].type);
cs.buf = &stOF[1]; AddXkey(&cs, &arrow[A_K_EN].fun, arrow[A_K_EN].type);
}
}
int
SetArrowKeys(const CStr *name, XmapVal *fun, int type)
{
int i;
for (i = 0; i < A_K_NKEYS; i++)
if (Strcmp(name->buf, arrow[i].name) == 0) {
arrow[i].fun = *fun;
arrow[i].type = type;
return 0;
}
return -1;
}
int
IsArrowKey(Char *name)
{
int i;
for (i = 0; i < A_K_NKEYS; i++)
if (Strcmp(name, arrow[i].name) == 0)
return 1;
return 0;
}
int
ClearArrowKeys(const CStr *name)
{
int i;
for (i = 0; i < A_K_NKEYS; i++)
if (Strcmp(name->buf, arrow[i].name) == 0) {
arrow[i].type = XK_NOD;
return 0;
}
return -1;
}
void
PrintArrowKeys(const CStr *name)
{
int i;
for (i = 0; i < A_K_NKEYS; i++)
if (name->len == 0 || Strcmp(name->buf, arrow[i].name) == 0)
if (arrow[i].type != XK_NOD)
printOne(arrow[i].name, &arrow[i].fun, arrow[i].type);
}
void
BindArrowKeys(void)
{
KEYCMD *map, *dmap;
int i, j;
char *p;
CStr cs;
if (!GotTermCaps)
return;
map = VImode ? CcAltMap : CcKeyMap;
dmap = VImode ? CcViCmdMap : CcEmacsMap;
DefaultArrowKeys();
for (i = 0; i < A_K_NKEYS; i++) {
p = tstr[arrow[i].key].str;
if (p && *p) {
j = (unsigned char) *p;
cs.buf = str2short(p);
cs.len = Strlen(cs.buf);
/*
* Assign the arrow keys only if:
*
* 1. They are multi-character arrow keys and the user
* has not re-assigned the leading character, or
* has re-assigned the leading character to be F_XKEY
* 2. They are single arrow keys pointing to an unassigned key.
*/
if (arrow[i].type == XK_NOD) {
ClearXkey(map, &cs);
}
else {
if (p[1] && (dmap[j] == map[j] || map[j] == F_XKEY)) {
AddXkey(&cs, &arrow[i].fun, arrow[i].type);
map[j] = F_XKEY;
}
else if (map[j] == F_UNASSIGNED) {
ClearXkey(map, &cs);
if (arrow[i].type == XK_CMD)
map[j] = arrow[i].fun.cmd;
else
AddXkey(&cs, &arrow[i].fun, arrow[i].type);
}
}
}
}
}
static Char cur_atr = 0; /* current attributes */
void
SetAttributes(Char atr)
{
atr &= ATTRIBUTES;
if (atr != cur_atr) {
if (me_all && GoodStr(T_me)) {
if (((cur_atr & BOLD) && !(atr & BOLD)) ||
((cur_atr & UNDER) && !(atr & UNDER)) ||
((cur_atr & STANDOUT) && !(atr & STANDOUT))) {
(void) tputs(Str(T_me), 1, PUTPURE);
cur_atr = 0;
}
}
if ((atr & BOLD) != (cur_atr & BOLD)) {
if (atr & BOLD) {
if (GoodStr(T_md) && GoodStr(T_me)) {
(void) tputs(Str(T_md), 1, PUTPURE);
cur_atr |= BOLD;
}
}
else {
if (GoodStr(T_md) && GoodStr(T_me)) {
(void) tputs(Str(T_me), 1, PUTPURE);
if ((cur_atr & STANDOUT) && GoodStr(T_se)) {
(void) tputs(Str(T_se), 1, PUTPURE);
cur_atr &= ~STANDOUT;
}
if ((cur_atr & UNDER) && GoodStr(T_ue)) {
(void) tputs(Str(T_ue), 1, PUTPURE);
cur_atr &= ~UNDER;
}
cur_atr &= ~BOLD;
}
}
}
if ((atr & STANDOUT) != (cur_atr & STANDOUT)) {
if (atr & STANDOUT) {
if (GoodStr(T_so) && GoodStr(T_se)) {
(void) tputs(Str(T_so), 1, PUTPURE);
cur_atr |= STANDOUT;
}
}
else {
if (GoodStr(T_se)) {
(void) tputs(Str(T_se), 1, PUTPURE);
cur_atr &= ~STANDOUT;
}
}
}
if ((atr & UNDER) != (cur_atr & UNDER)) {
if (atr & UNDER) {
if (GoodStr(T_us) && GoodStr(T_ue)) {
(void) tputs(Str(T_us), 1, PUTPURE);
cur_atr |= UNDER;
}
}
else {
if (GoodStr(T_ue)) {
(void) tputs(Str(T_ue), 1, PUTPURE);
cur_atr &= ~UNDER;
}
}
}
}
}
int highlighting = 0;
void
StartHighlight(void)
{
(void) tputs(Str(T_mr), 1, PUTPURE);
highlighting = 1;
}
void
StopHighlight(void)