X-Git-Url: https://git.distorted.org.uk/u/mdw/putty/blobdiff_plain/ce2832135394f17cf34a9ca00db3c7394b591d46..991039a7b3a2f1b6388841c8a0b28fba0c6610eb:/mac/macterm.c

diff --git a/mac/macterm.c b/mac/macterm.c
index 2e0f25d9..2e1a406b 100644
--- a/mac/macterm.c
+++ b/mac/macterm.c
@@ -1,4 +1,4 @@
-/* $Id: macterm.c,v 1.26 2002/12/30 18:21:17 ben Exp $ */
+/* $Id: macterm.c,v 1.30 2003/01/01 19:51:13 ben Exp $ */
 /*
  * Copyright (c) 1999 Simon Tatham
  * Copyright (c) 1999, 2002 Ben Harris
@@ -60,6 +60,7 @@
 
 #include "macresid.h"
 #include "putty.h"
+#include "charset.h"
 #include "mac.h"
 #include "storage.h"
 #include "terminal.h"
@@ -137,18 +138,6 @@ static void display_resource(Session *s, unsigned long type, short id) {
     DisposeHandle(h);
 }
 	
-
-void mac_newsession(void) {
-    Session *s;
-
-    /* This should obviously be initialised by other means */
-    s = smalloc(sizeof(*s));
-    memset(s, 0, sizeof(*s));
-    do_defaults(NULL, &s->cfg);
-    s->back = &loop_backend;
-    mac_startsession(s);
-}
-
 void mac_opensession(void) {
     Session *s;
     StandardFileReply sfr;
@@ -243,14 +232,12 @@ static void mac_initfont(Session *s) {
 
     if (s->uni_to_font != NULL)
 	DisposeUnicodeToTextInfo(&s->uni_to_font);
-    if (mac_gestalts.encvvers == 0 ||
+    if (mac_gestalts.encvvers != 0 &&
 	UpgradeScriptInfoToTextEncoding(kTextScriptDontCare,
 					kTextLanguageDontCare,
 					kTextRegionDontCare, macfont,
-					&enc) != noErr ||
-	CreateUnicodeToTextInfoByEncoding(enc, &s->uni_to_font) != noErr) {
-	s->uni_to_font = NULL;
-    } else {
+					&enc) == noErr &&
+	CreateUnicodeToTextInfoByEncoding(enc, &s->uni_to_font) == noErr) {
 	if (uni_to_font_fallback_upp == NULL)
 	    uni_to_font_fallback_upp =
 		NewUnicodeToTextFallbackProc(&uni_to_font_fallback);
@@ -261,6 +248,12 @@ static void mac_initfont(Session *s) {
 	    DisposeUnicodeToTextInfo(&s->uni_to_font);
 	    s->uni_to_font = NULL;
 	}
+    } else {
+	s->uni_to_font = NULL;
+	s->font_charset =
+	    charset_from_macenc(FontToScript(s->fontnum),
+				GetScriptManagerVariable(smRegionCode),
+				mac_gestalts.sysvers, s->cfg.font);
     }
 
     mac_adjustsize(s, s->term->rows, s->term->cols);
@@ -273,7 +266,13 @@ static pascal OSStatus uni_to_font_fallback(UniChar *ucp,
 
     if (olen < 1)
 	return kTECOutputBufferFullStatus;
-    *obuf = '?';
+    /*
+     * What I'd _like_ to do here is to somehow generate the
+     * missing-character glyph that every font is required to have.
+     * Unfortunately (and somewhat surprisingly), I can't find any way
+     * to actually ask for it explicitly.  Bah.
+     */
+    *obuf = '.';
     *iusedp = ilen;
     *ousedp = 1;
     return noErr;
@@ -957,7 +956,10 @@ void do_text(Context ctx, int x, int y, char *text, int len,
     RgnHandle textrgn;
     char mactextbuf[1024];
     UniChar unitextbuf[1024];
+    wchar_t *unitextptr;
     int i;
+    ByteCount iread, olen;
+    OSStatus err;
 
     assert(len <= 1024);
 
@@ -971,23 +973,29 @@ void do_text(Context ctx, int x, int y, char *text, int len,
     if (!RectInRgn(&a.textrect, s->window->visRgn))
 	return;
 
-    if (s->uni_to_font != NULL) {
-	ByteCount iread, olen;
-	OSStatus err;
+    /* Unpack Unicode from the mad format we get passed */
+    for (i = 0; i < len; i++)
+	unitextbuf[i] = (unsigned char)text[i] | (attr & CSET_MASK);
 
-	for (i = 0; i < len; i++)
-	    unitextbuf[i] = (unsigned char)text[i] | (attr & CSET_MASK);
+    if (s->uni_to_font != NULL) {
 	err = ConvertFromUnicodeToText(s->uni_to_font, len * sizeof(UniChar),
 				       unitextbuf, kUnicodeUseFallbacksMask,
 				       0, NULL, NULL, NULL,
 				       1024, &iread, &olen, mactextbuf);
-	if (err == noErr || err == kTECUsedFallbacksStatus)
-	    text = mactextbuf; len = olen;
-    }
+	if (err != noErr && err != kTECUsedFallbacksStatus)
+	    /* XXX Should handle this more sensibly */
+	    return;
+    } else  if (s->font_charset != CS_NONE) {
+	/* XXX this is bogus if wchar_t and UniChar are different sizes. */
+	unitextptr = (wchar_t *)unitextbuf;
+	olen = charset_from_unicode(&unitextptr, &len, mactextbuf, 1024,
+				    s->font_charset, NULL, ".", 1);
+    } else
+	return;
 
     a.s = s;
-    a.text = text;
-    a.len = len;
+    a.text = mactextbuf;
+    a.len = olen;
     a.attr = attr;
     a.lattr = lattr;
     a.numer.h = a.numer.v = a.denom.h = a.denom.v = 1;