Redesign the macnet.c infrastructure, largely so as to avoid using Gestalt(),

[sgt/putty] / terminal.c

diff --git a/terminal.c b/terminal.c
index ba5e14e..005bee5 100644 (file)
--- a/terminal.c
+++ b/terminal.c
@@ -337,7 +337,8 @@ void term_clrsb(Terminal *term)
 /*
  * Initialise the terminal.
  */
-Terminal *term_init(Config *mycfg, void *frontend)
+Terminal *term_init(Config *mycfg, struct unicode_data *ucsdata,
+                   void *frontend)
 {
     Terminal *term;
 
@@ -347,6 +348,7 @@ Terminal *term_init(Config *mycfg, void *frontend)
      */
     term = smalloc(sizeof(Terminal));
     term->frontend = frontend;
+    term->ucsdata = ucsdata;
     term->cfg = *mycfg;                       /* STRUCTURE COPY */
     term->logctx = NULL;
     term->compatibility_level = TM_PUTTY;
@@ -389,6 +391,34 @@ Terminal *term_init(Config *mycfg, void *frontend)
     return term;
 }
 
+void term_free(Terminal *term)
+{
+    unsigned long *line;
+    struct beeptime *beep;
+
+    while ((line = delpos234(term->scrollback, 0)) != NULL)
+       sfree(line);
+    freetree234(term->scrollback);
+    while ((line = delpos234(term->screen, 0)) != NULL)
+       sfree(line);
+    freetree234(term->screen);
+    while ((line = delpos234(term->alt_screen, 0)) != NULL)
+       sfree(line);
+    freetree234(term->alt_screen);
+    sfree(term->disptext);
+    while (term->beephead) {
+       beep = term->beephead;
+       term->beephead = beep->next;
+       sfree(beep);
+    }
+    bufchain_clear(&term->inbuf);
+    if(term->print_job)
+       printer_finish_job(term->print_job);
+    bufchain_clear(&term->printer_buf);
+    sfree(term->paste_buffer);
+    sfree(term);
+}
+
 /*
  * Set up the terminal for a given size.
  */
@@ -1274,8 +1304,8 @@ void term_out(Terminal *term)
                  case 0:
                    if (c < 0x80) {
                        /* UTF-8 must be stateless so we ignore iso2022. */
-                       if (unitab_ctrl[c] != 0xFF) 
-                            c = unitab_ctrl[c];
+                       if (term->ucsdata->unitab_ctrl[c] != 0xFF) 
+                            c = term->ucsdata->unitab_ctrl[c];
                        else c = ((unsigned char)c) | ATTR_ASCII;
                        break;
                    } else if ((c & 0xe0) == 0xc0) {
@@ -1372,8 +1402,8 @@ void term_out(Terminal *term)
                     * the same encoding.
                     */
                  case ATTR_LINEDRW:
-                   if (unitab_ctrl[c] != 0xFF)
-                       c = unitab_ctrl[c];
+                   if (term->ucsdata->unitab_ctrl[c] != 0xFF)
+                       c = term->ucsdata->unitab_ctrl[c];
                    else
                        c = ((unsigned char) c) | ATTR_LINEDRW;
                    break;
@@ -1385,8 +1415,8 @@ void term_out(Terminal *term)
                        break;
                    }
                  /*FALLTHROUGH*/ case ATTR_ASCII:
-                   if (unitab_ctrl[c] != 0xFF)
-                       c = unitab_ctrl[c];
+                   if (term->ucsdata->unitab_ctrl[c] != 0xFF)
+                       c = term->ucsdata->unitab_ctrl[c];
                    else
                        c = ((unsigned char) c) | ATTR_ASCII;
                    break;
@@ -3115,13 +3145,13 @@ static void do_paint(Terminal *term, Context ctx, int may_optimise)
            tattr = (*d & (ATTR_MASK ^ CSET_MASK));
            switch (tchar & CSET_MASK) {
              case ATTR_ASCII:
-               tchar = unitab_line[tchar & 0xFF];
+               tchar = term->ucsdata->unitab_line[tchar & 0xFF];
                break;
              case ATTR_LINEDRW:
-               tchar = unitab_xterm[tchar & 0xFF];
+               tchar = term->ucsdata->unitab_xterm[tchar & 0xFF];
                break;
              case ATTR_SCOACS:  
-               tchar = unitab_scoacs[tchar&0xFF]; 
+               tchar = term->ucsdata->unitab_scoacs[tchar&0xFF]; 
                break;
            }
            tattr |= (tchar & CSET_MASK);
@@ -3179,7 +3209,7 @@ static void do_paint(Terminal *term, Context ctx, int may_optimise)
            if ((attr & CSET_MASK) == 0x2300 && tchar >= 0xBA
                && tchar <= 0xBD) break_run = TRUE;
 
-           if (!dbcs_screenfont && !dirty_line) {
+           if (!term->ucsdata->dbcs_screenfont && !dirty_line) {
                if ((tchar | tattr) == term->disptext[idx])
                    break_run = TRUE;
                else if (!dirty_run && ccount == 1)
@@ -3194,7 +3224,7 @@ static void do_paint(Terminal *term, Context ctx, int may_optimise)
                start = j;
                ccount = 0;
                attr = tattr;
-               if (dbcs_screenfont)
+               if (term->ucsdata->dbcs_screenfont)
                    last_run_dirty = dirty_run;
                dirty_run = dirty_line;
            }
@@ -3414,22 +3444,22 @@ static void clipme(Terminal *term, pos top, pos bottom, int rect)
            switch (uc & CSET_MASK) {
              case ATTR_LINEDRW:
                if (!term->cfg.rawcnp) {
-                   uc = unitab_xterm[uc & 0xFF];
+                   uc = term->ucsdata->unitab_xterm[uc & 0xFF];
                    break;
                }
              case ATTR_ASCII:
-               uc = unitab_line[uc & 0xFF];
+               uc = term->ucsdata->unitab_line[uc & 0xFF];
                break;
              case ATTR_SCOACS:  
-               uc = unitab_scoacs[uc&0xFF]; 
+               uc = term->ucsdata->unitab_scoacs[uc&0xFF]; 
                break;
            }
            switch (uc & CSET_MASK) {
              case ATTR_ACP:
-               uc = unitab_font[uc & 0xFF];
+               uc = term->ucsdata->unitab_font[uc & 0xFF];
                break;
              case ATTR_OEMCP:
-               uc = unitab_oemcp[uc & 0xFF];
+               uc = term->ucsdata->unitab_oemcp[uc & 0xFF];
                break;
            }
 
@@ -3443,14 +3473,14 @@ static void clipme(Terminal *term, pos top, pos bottom, int rect)
                    char buf[4];
                    WCHAR wbuf[4];
                    int rv;
-                   if (is_dbcs_leadbyte(font_codepage, (BYTE) c)) {
+                   if (is_dbcs_leadbyte(term->ucsdata->font_codepage, (BYTE) c)) {
                        buf[0] = c;
                        buf[1] = (char) (0xFF & ldata[top.x + 1]);
-                       rv = mb_to_wc(font_codepage, 0, buf, 2, wbuf, 4);
+                       rv = mb_to_wc(term->ucsdata->font_codepage, 0, buf, 2, wbuf, 4);
                        top.x++;
                    } else {
                        buf[0] = c;
-                       rv = mb_to_wc(font_codepage, 0, buf, 1, wbuf, 4);
+                       rv = mb_to_wc(term->ucsdata->font_codepage, 0, buf, 1, wbuf, 4);
                    }
 
                    if (rv > 0) {
@@ -3580,28 +3610,29 @@ static int wordtype(Terminal *term, int uc)
 
     switch (uc & CSET_MASK) {
       case ATTR_LINEDRW:
-       uc = unitab_xterm[uc & 0xFF];
+       uc = term->ucsdata->unitab_xterm[uc & 0xFF];
        break;
       case ATTR_ASCII:
-       uc = unitab_line[uc & 0xFF];
+       uc = term->ucsdata->unitab_line[uc & 0xFF];
        break;
       case ATTR_SCOACS:  
-       uc = unitab_scoacs[uc&0xFF]; 
+       uc = term->ucsdata->unitab_scoacs[uc&0xFF]; 
        break;
     }
     switch (uc & CSET_MASK) {
       case ATTR_ACP:
-       uc = unitab_font[uc & 0xFF];
+       uc = term->ucsdata->unitab_font[uc & 0xFF];
        break;
       case ATTR_OEMCP:
-       uc = unitab_oemcp[uc & 0xFF];
+       uc = term->ucsdata->unitab_oemcp[uc & 0xFF];
        break;
     }
 
     /* For DBCS font's I can't do anything usefull. Even this will sometimes
      * fail as there's such a thing as a double width space. :-(
      */
-    if (dbcs_screenfont && font_codepage == line_codepage)
+    if (term->ucsdata->dbcs_screenfont &&
+       term->ucsdata->font_codepage == term->ucsdata->line_codepage)
        return (uc != ' ');
 
     if (uc < 0x80)