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freebsd-ports/vietnamese/vnterm/files/patch-charproc.c
David E. O'Brien 8a08378eb1 Catch up with lossage of 'union wait' in 5-CURRENT. 
Also use system prototypes rather than define incorrect local ones.
2002-09-09 02:12:30 +00:00

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--- charproc.c.orig Mon Aug 21 08:47:46 2000
+++ charproc.c Sun Sep 8 16:41:40 2002
@@ -72,6 +72,10 @@
#include <X11/Shell.h>
#endif /* NO_ACTIVE_ICON */
+#ifndef NO_VIETNAMESE
+#include <vnkeys.h>
+#endif /* NO_VIETNAMESE */
+
/*
* Check for both EAGAIN and EWOULDBLOCK, because some supposedly POSIX
* systems are broken and return EWOULDBLOCK when they should return EAGAIN.
@@ -91,9 +95,11 @@
extern XtAppContext app_con;
extern Widget toplevel;
+#if 0 /* get these from std headers... */
extern void exit();
extern char *malloc();
extern char *realloc();
+#endif
extern fd_set Select_mask;
extern fd_set X_mask;
extern fd_set pty_mask;
@@ -619,6 +625,10 @@
for( ; ; ) {
switch (parsestate[c = doinput()]) {
case CASE_PRINT:
+#ifndef NO_VIETNAMESE
+label_CASE_PRINT: /* for escaping from the CASE_IGNORE
+ state with Vietnamese characters */
+#endif /* NO_VIETNAMESE */
/* printable characters */
top = bcnt > TEXT_BUF_SIZE ? TEXT_BUF_SIZE : bcnt;
cp = bptr;
@@ -656,6 +666,9 @@
break;
case CASE_IGNORE:
+#ifndef NO_VIETNAMESE
+ if (isgraph(c)) goto label_CASE_PRINT;
+#endif /* NO_VIETNAMESE */
/* Ignore character */
break;
@@ -666,17 +679,32 @@
case CASE_BS:
/* backspace */
+#ifndef NO_VIETNAMESE
+ /* flush the Vietnamese FSM */
+ dotext(screen, term->flags,
+ screen->gsets[screen->curgl], 0, 0);
+#endif /* NO_VIETNAMESE */
CursorBack(screen, 1);
break;
case CASE_CR:
/* carriage return */
+#ifndef NO_VIETNAMESE
+ /* flush the Vietnamese FSM */
+ dotext(screen, term->flags,
+ screen->gsets[screen->curgl], 0, 0);
+#endif /* NO_VIETNAMESE */
CarriageReturn(screen);
parsestate = groundtable;
break;
case CASE_ESC:
/* escape */
+#ifndef NO_VIETNAMESE
+ /* flush the Vietnamese FSM */
+ dotext(screen, term->flags,
+ screen->gsets[screen->curgl], 0, 0);
+#endif /* NO_VIETNAMESE */
parsestate = esctable;
break;
@@ -684,6 +712,11 @@
/*
* form feed, line feed, vertical tab
*/
+#ifndef NO_VIETNAMESE
+ /* flush the Vietnamese FSM */
+ dotext(screen, term->flags,
+ screen->gsets[screen->curgl], 0, 0);
+#endif /* NO_VIETNAMESE */
Index(screen, 1);
if (term->flags & LINEFEED)
CarriageReturn(screen);
@@ -695,6 +728,11 @@
case CASE_TAB:
/* tab */
+#ifndef NO_VIETNAMESE
+ /* flush the Vietnamese FSM */
+ dotext(screen, term->flags,
+ screen->gsets[screen->curgl], 0, 0);
+#endif /* NO_VIETNAMESE */
screen->cur_col = TabNext(term->tabs, screen->cur_col);
if (screen->cur_col > screen->max_col)
screen->cur_col = screen->max_col;
@@ -762,6 +800,11 @@
case CASE_ICH:
/* ICH */
+#ifndef NO_VIETNAMESE
+ /* flush the Vietnamese FSM */
+ dotext(screen, term->flags,
+ screen->gsets[screen->curgl], 0, 0);
+#endif /* NO_VIETNAMESE */
if((row = param[0]) < 1)
row = 1;
InsertChar(screen, row);
@@ -770,6 +813,11 @@
case CASE_CUU:
/* CUU */
+#ifndef NO_VIETNAMESE
+ /* flush the Vietnamese FSM */
+ dotext(screen, term->flags,
+ screen->gsets[screen->curgl], 0, 0);
+#endif /* NO_VIETNAMESE */
if((row = param[0]) < 1)
row = 1;
CursorUp(screen, row);
@@ -778,6 +826,11 @@
case CASE_CUD:
/* CUD */
+#ifndef NO_VIETNAMESE
+ /* flush the Vietnamese FSM */
+ dotext(screen, term->flags,
+ screen->gsets[screen->curgl], 0, 0);
+#endif /* NO_VIETNAMESE */
if((row = param[0]) < 1)
row = 1;
CursorDown(screen, row);
@@ -786,6 +839,11 @@
case CASE_CUF:
/* CUF */
+#ifndef NO_VIETNAMESE
+ /* flush the Vietnamese FSM */
+ dotext(screen, term->flags,
+ screen->gsets[screen->curgl], 0, 0);
+#endif /* NO_VIETNAMESE */
if((row = param[0]) < 1)
row = 1;
CursorForward(screen, row);
@@ -794,6 +852,11 @@
case CASE_CUB:
/* CUB */
+#ifndef NO_VIETNAMESE
+ /* flush the Vietnamese FSM */
+ dotext(screen, term->flags,
+ screen->gsets[screen->curgl], 0, 0);
+#endif /* NO_VIETNAMESE */
if((row = param[0]) < 1)
row = 1;
CursorBack(screen, row);
@@ -802,6 +865,11 @@
case CASE_CUP:
/* CUP | HVP */
+#ifndef NO_VIETNAMESE
+ /* flush the Vietnamese FSM */
+ dotext(screen, term->flags,
+ screen->gsets[screen->curgl], 0, 0);
+#endif /* NO_VIETNAMESE */
if((row = param[0]) < 1)
row = 1;
if(nparam < 2 || (col = param[1]) < 1)
@@ -821,6 +889,11 @@
case CASE_ED:
/* ED */
+#ifndef NO_VIETNAMESE
+ /* flush the Vietnamese FSM */
+ dotext(screen, term->flags,
+ screen->gsets[screen->curgl], 0, 0);
+#endif /* NO_VIETNAMESE */
switch (param[0]) {
case DEFAULT:
case 0:
@@ -840,6 +913,11 @@
case CASE_EL:
/* EL */
+#ifndef NO_VIETNAMESE
+ /* flush the Vietnamese FSM */
+ dotext(screen, term->flags,
+ screen->gsets[screen->curgl], 0, 0);
+#endif /* NO_VIETNAMESE */
switch (param[0]) {
case DEFAULT:
case 0:
@@ -857,6 +935,11 @@
case CASE_IL:
/* IL */
+#ifndef NO_VIETNAMESE
+ /* flush the Vietnamese FSM */
+ dotext(screen, term->flags,
+ screen->gsets[screen->curgl], 0, 0);
+#endif /* NO_VIETNAMESE */
if((row = param[0]) < 1)
row = 1;
InsertLine(screen, row);
@@ -865,6 +948,11 @@
case CASE_DL:
/* DL */
+#ifndef NO_VIETNAMESE
+ /* flush the Vietnamese FSM */
+ dotext(screen, term->flags,
+ screen->gsets[screen->curgl], 0, 0);
+#endif /* NO_VIETNAMESE */
if((row = param[0]) < 1)
row = 1;
DeleteLine(screen, row);
@@ -873,6 +961,11 @@
case CASE_DCH:
/* DCH */
+#ifndef NO_VIETNAMESE
+ /* flush the Vietnamese FSM */
+ dotext(screen, term->flags,
+ screen->gsets[screen->curgl], 0, 0);
+#endif /* NO_VIETNAMESE */
if((row = param[0]) < 1)
row = 1;
DeleteChar(screen, row);
@@ -1092,6 +1185,11 @@
case CASE_NEL:
/* NEL */
+#ifndef NO_VIETNAMESE
+ /* flush the Vietnamese FSM */
+ dotext(screen, term->flags,
+ screen->gsets[screen->curgl], 0, 0);
+#endif /* NO_VIETNAMESE */
Index(screen, 1);
CarriageReturn(screen);
@@ -1109,6 +1207,11 @@
case CASE_RI:
/* RI */
+#ifndef NO_VIETNAMESE
+ /* flush the Vietnamese FSM */
+ dotext(screen, term->flags,
+ screen->gsets[screen->curgl], 0, 0);
+#endif /* NO_VIETNAMESE */
RevIndex(screen, 1);
parsestate = groundtable;
break;
@@ -1460,6 +1563,13 @@
register int len;
register int n;
register int next_col;
+#ifndef NO_VIETNAMESE
+ extern Boolean vn_filter_screen;
+ extern Vk_Fsm vn_screen_id;
+ unsigned char buf2[TEXT_BUF_SIZE+3]; /* at most three pending
+ chars from previous
+ call */
+#endif /* NO_VIETNAMESE */
switch (charset) {
case 'A': /* United Kingdom set */
@@ -1480,6 +1590,32 @@
default: /* any character sets we don't recognize*/
return;
}
+
+#ifndef NO_VIETNAMESE
+ if (buf == 0 && ptr == 0) { /* flush the FSM */
+
+ int count;
+
+ vk_flush(vn_screen_id, buf2, &count);
+ buf = (char *)buf2;
+ ptr = (char *)buf + count;
+ } else if (vn_filter_screen) {
+ /* translate output into 8-bit Vietnamese */
+ register unsigned char *s1, *s2;
+ register int i;
+ unsigned char outchars[5];
+ int count;
+
+ for (s1 = (unsigned char*)buf, s2 = buf2;
+ s1 < (unsigned char*)ptr; s1++) {
+ vk_step(vn_screen_id, *s1, outchars, &count);
+ for (i = 0; i < count; i++) *s2++ = outchars[i];
+ }
+
+ buf = (char *)buf2;
+ ptr = (char *)s2;
+ }
+#endif /* NO_VIETNAMESE */
len = ptr - buf;
ptr = buf;
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