X-Git-Url: https://git.distorted.org.uk/u/mdw/putty/blobdiff_plain/74790953a734d6e745c1e412cb9824743348ec3c..1e5eefb6f2677a50fdb158e25e59f075ec034d23:/terminal.c

diff --git a/terminal.c b/terminal.c
index 904f1b8c..432ed936 100644
--- a/terminal.c
+++ b/terminal.c
@@ -133,14 +133,13 @@ static void unlineptr(termline *line)
 	freeline(line);
 }
 
+#ifdef TERM_CC_DIAGS
 /*
  * Diagnostic function: verify that a termline has a correct
  * combining character structure.
  * 
- * XXX-REMOVE-BEFORE-RELEASE: This is a performance-intensive
- * check. Although it's currently really useful for getting all the
- * bugs out of the new cc stuff, it will want to be absent when we
- * make a proper release.
+ * This is a performance-intensive check, so it's no longer enabled
+ * by default.
  */
 static void cc_check(termline *line)
 {
@@ -185,6 +184,7 @@ static void cc_check(termline *line)
 
     sfree(flags);
 }
+#endif
 
 /*
  * Add a combining character to a character cell.
@@ -231,7 +231,9 @@ static void add_cc(termline *line, int col, unsigned long chr)
     line->chars[newcc].chr = chr;
     line->chars[col].cc_next = newcc - col;
 
-    cc_check(line);		       /* XXX-REMOVE-BEFORE-RELEASE */
+#ifdef TERM_CC_DIAGS
+    cc_check(line);
+#endif
 }
 
 /*
@@ -257,7 +259,9 @@ static void clear_cc(termline *line, int col)
 
     line->chars[origcol].cc_next = 0;
 
-    cc_check(line);		       /* XXX-REMOVE-BEFORE-RELEASE */
+#ifdef TERM_CC_DIAGS
+    cc_check(line);
+#endif
 }
 
 /*
@@ -305,7 +309,9 @@ static void copy_termchar(termline *destline, int x, termchar *src)
 	add_cc(destline, x, src->chr);
     }
 
-    cc_check(destline);		       /* XXX-REMOVE-BEFORE-RELEASE */
+#ifdef TERM_CC_DIAGS
+    cc_check(destline);
+#endif
 }
 
 /*
@@ -324,7 +330,9 @@ static void move_termchar(termline *line, termchar *dest, termchar *src)
     /* Ensure the original cell doesn't have a cc list. */
     src->cc_next = 0;
 
-    cc_check(line);		       /* XXX-REMOVE-BEFORE-RELEASE */
+#ifdef TERM_CC_DIAGS
+    cc_check(line);
+#endif
 }
 
 /*
@@ -669,9 +677,9 @@ static unsigned char *compressline(termline *ldata)
      * Diagnostics: ensure that the compressed data really does
      * decompress to the right thing.
      * 
-     * XXX-REMOVE-BEFORE-RELEASE: This is a bit performance-heavy
-     * to be leaving in production code.
+     * This is a bit performance-heavy for production code.
      */
+#ifdef TERM_CC_DIAGS
 #ifndef CHECK_SB_COMPRESSION
     {
 	int dused;
@@ -701,6 +709,7 @@ static unsigned char *compressline(termline *ldata)
 	freeline(dcl);
     }
 #endif
+#endif /* TERM_CC_DIAGS */
 
     /*
      * Trim the allocated memory so we don't waste any, and return.
@@ -960,7 +969,9 @@ static void resizeline(Terminal *term, termline *line, int cols)
 	for (i = oldcols; i < cols; i++)
 	    line->chars[i] = term->basic_erase_char;
 
-	cc_check(line);		       /* XXX-REMOVE-BEFORE-RELEASE */
+#ifdef TERM_CC_DIAGS
+	cc_check(line);
+#endif
     }
 }
 
@@ -1835,7 +1846,9 @@ static void scroll(Terminal *term, int topline, int botline, int lines, int sb)
     } else {
 	while (lines > 0) {
 	    line = delpos234(term->screen, topline);
-	    cc_check(line);	       /* XXX-REMOVE-BEFORE-RELEASE */
+#ifdef TERM_CC_DIAGS
+	    cc_check(line);
+#endif
 	    if (sb && term->savelines > 0) {
 		int sblen = count234(term->scrollback);
 		/*
@@ -2664,22 +2677,16 @@ static void term_out(Terminal *term)
 		 */
 		compatibility(ANSIMIN);
 		if (term->ldisc) {
-		    char abuf[256], *s, *d;
-		    int state = 0;
-		    for (s = term->cfg.answerback, d = abuf; *s; s++) {
-			if (state) {
-			    if (*s >= 'a' && *s <= 'z')
-				*d++ = (*s - ('a' - 1));
-			    else if ((*s >= '@' && *s <= '_') ||
-				     *s == '?' || (*s & 0x80))
-				*d++ = ('@' ^ *s);
-			    else if (*s == '~')
-				*d++ = '^';
-			    state = 0;
-			} else if (*s == '^') {
-			    state = 1;
-			} else
-			    *d++ = *s;
+		    char abuf[lenof(term->cfg.answerback)], *s, *d;
+		    for (s = term->cfg.answerback, d = abuf; *s;) {
+			char *n;
+			char c = ctrlparse(s, &n);
+			if (n) {
+			    *d++ = c;
+			    s = n;
+			} else {
+			    *d++ = *s++;
+			}
 		    }
 		    lpage_send(term->ldisc, DEFAULT_CODEPAGE,
 			       abuf, d - abuf, 0);
@@ -2846,8 +2853,8 @@ static void term_out(Terminal *term)
 			width = 1;
 		    if (!width)
 			width = (term->cfg.cjk_ambig_wide ?
-				 wcwidth_cjk((wchar_t) c) :
-				 wcwidth((wchar_t) c));
+				 mk_wcwidth_cjk((wchar_t) c) :
+				 mk_wcwidth((wchar_t) c));
 
 		    if (term->wrapnext && term->wrap && width > 0) {
 			cline->lattr |= LATTR_WRAPPED;
@@ -6258,3 +6265,17 @@ void term_set_focus(Terminal *term, int has_focus)
     term->has_focus = has_focus;
     term_schedule_cblink(term);
 }
+
+/*
+ * Provide "auto" settings for remote tty modes, suitable for an
+ * application with a terminal window.
+ */
+char *term_get_ttymode(Terminal *term, const char *mode)
+{
+    char *val = NULL;
+    if (strcmp(mode, "ERASE") == 0) {
+	val = term->cfg.bksp_is_delete ? "^?" : "^H";
+    }
+    /* FIXME: perhaps we should set ONLCR based on cfg.lfhascr as well? */
+    return dupstr(val);
+}