ncurses 5.9 - patch 20140712

[ncurses.git] / ncurses / tty / tty_update.c

diff --git a/ncurses/tty/tty_update.c b/ncurses/tty/tty_update.c
index 01feddd9183ae4983d4f21baaaac9c68cf7d4fd4..4e314308fd0f40dc1220946521d82a5b956ce7e1 100644 (file)
--- a/ncurses/tty/tty_update.c
+++ b/ncurses/tty/tty_update.c
@@ -1,5 +1,5 @@
 /****************************************************************************
- * Copyright (c) 1998-2011,2012 Free Software Foundation, Inc.              *
+ * Copyright (c) 1998-2013,2014 Free Software Foundation, Inc.              *
  *                                                                          *
  * Permission is hereby granted, free of charge, to any person obtaining a  *
  * copy of this software and associated documentation files (the            *
@@ -82,7 +82,7 @@
 
 #include <ctype.h>
 
-MODULE_ID("$Id: tty_update.c,v 1.273 2012/12/22 21:38:17 tom Exp $")
+MODULE_ID("$Id: tty_update.c,v 1.279 2014/07/12 23:16:30 tom Exp $")
 
 /*
  * This define controls the line-breakout optimization.  Every once in a
@@ -145,8 +145,7 @@ position_check(NCURSES_SP_DCLx int expected_y, int expected_x, char *legend)
 
     NCURSES_SP_NAME(_nc_flush) (NCURSES_SP_ARG);
     memset(buf, '\0', sizeof(buf));
-    NCURSES_SP_NAME(putp) (NCURSES_SP_ARGx "\033[6n"); /* only works on ANSI-compatibles */
-    NCURSES_SP_NAME(_nc_flush) (NCURSES_SP_ARG);
+    NCURSES_PUTP2_FLUSH("cpr", "\033[6n");     /* only works on ANSI-compatibles */
     *(s = buf) = 0;
     do {
        int ask = sizeof(buf) - 1 - (s - buf);
@@ -180,7 +179,7 @@ position_check(NCURSES_SP_DCLx int expected_y, int expected_x, char *legend)
     }
 }
 #else
-#define position_check(sp, expected_y, expected_x, legend)     /* nothing */
+#define position_check(expected_y, expected_x, legend) /* nothing */
 #endif /* POSITION_DEBUG */
 
 /****************************************************************************
@@ -195,13 +194,17 @@ GoTo(NCURSES_SP_DCLx int const row, int const col)
     TR(TRACE_MOVE, ("GoTo(%p, %d, %d) from (%d, %d)",
                    (void *) SP_PARM, row, col, SP_PARM->_cursrow, SP_PARM->_curscol));
 
-    position_check(SP_PARM, SP_PARM->_cursrow, SP_PARM->_curscol, "GoTo");
+    position_check(NCURSES_SP_ARGx
+                  SP_PARM->_cursrow,
+                  SP_PARM->_curscol, "GoTo");
 
     TINFO_MVCUR(NCURSES_SP_ARGx
                SP_PARM->_cursrow,
                SP_PARM->_curscol,
                row, col);
-    position_check(SP_PARM, SP_PARM->_cursrow, SP_PARM->_curscol, "GoTo2");
+    position_check(NCURSES_SP_ARGx
+                  SP_PARM->_cursrow,
+                  SP_PARM->_curscol, "GoTo2");
 }
 
 static NCURSES_INLINE void
@@ -316,8 +319,7 @@ PutAttrChar(NCURSES_SP_DCLx CARG_CH_T ch)
 #endif
     SP_PARM->_curscol += chlen;
     if (char_padding) {
-       TPUTS_TRACE("char_padding");
-       NCURSES_SP_NAME(putp) (NCURSES_SP_ARGx char_padding);
+       NCURSES_PUTP2("char_padding", char_padding);
     }
 }
 
@@ -388,18 +390,16 @@ PutCharLR(NCURSES_SP_DCLx const ARG_CH_T ch)
        PutAttrChar(NCURSES_SP_ARGx ch);
     } else if (enter_am_mode && exit_am_mode) {
        /* we can suppress automargin */
-       TPUTS_TRACE("exit_am_mode");
-       NCURSES_SP_NAME(putp) (NCURSES_SP_ARGx exit_am_mode);
+       NCURSES_PUTP2("exit_am_mode", exit_am_mode);
 
        PutAttrChar(NCURSES_SP_ARGx ch);
        SP_PARM->_curscol--;
-       position_check(SP_PARM,
+       position_check(NCURSES_SP_ARGx
                       SP_PARM->_cursrow,
                       SP_PARM->_curscol,
                       "exit_am_mode");
 
-       TPUTS_TRACE("enter_am_mode");
-       NCURSES_SP_NAME(putp) (NCURSES_SP_ARGx enter_am_mode);
+       NCURSES_PUTP2("enter_am_mode", enter_am_mode);
     } else if ((enter_insert_mode && exit_insert_mode)
               || insert_character || parm_ich) {
        GoTo(NCURSES_SP_ARGx
@@ -453,7 +453,7 @@ wrap_cursor(NCURSES_SP_DCL0)
     } else {
        SP_PARM->_curscol--;
     }
-    position_check(SP_PARM,
+    position_check(NCURSES_SP_ARGx
                   SP_PARM->_cursrow,
                   SP_PARM->_curscol,
                   "wrap_cursor");
@@ -473,7 +473,9 @@ PutChar(NCURSES_SP_DCLx const ARG_CH_T ch)
     if (SP_PARM->_curscol >= screen_columns(SP_PARM))
        wrap_cursor(NCURSES_SP_ARG);
 
-    position_check(SP_PARM, SP_PARM->_cursrow, SP_PARM->_curscol, "PutChar");
+    position_check(NCURSES_SP_ARGx
+                  SP_PARM->_cursrow,
+                  SP_PARM->_curscol, "PutChar");
 }
 
 /*
@@ -494,12 +496,13 @@ can_clear_with(NCURSES_SP_DCLx ARG_CH_T ch)
        if (SP_PARM->_default_fg != C_MASK || SP_PARM->_default_bg != C_MASK)
            return FALSE;
        if ((pair = GetPair(CHDEREF(ch))) != 0) {
-           short fg, bg;
-           NCURSES_SP_NAME(pair_content) (NCURSES_SP_ARGx
-                                          (short) pair,
-                                          &fg, &bg);
-           if (fg != C_MASK || bg != C_MASK)
+           NCURSES_COLOR_T fg, bg;
+           if (NCURSES_SP_NAME(pair_content) (NCURSES_SP_ARGx
+                                              (short) pair,
+                                              &fg, &bg) == ERR
+               || (fg != C_MASK || bg != C_MASK)) {
                return FALSE;
+           }
        }
 #else
        if (AttrOfD(ch) & A_COLOR)
@@ -561,8 +564,7 @@ EmitRange(NCURSES_SP_DCLx const NCURSES_CH_T * ntext, int num)
                && runcount > SP_PARM->_ech_cost + SP_PARM->_cup_ch_cost
                && can_clear_with(NCURSES_SP_ARGx CHREF(ntext0))) {
                UpdateAttrs(SP_PARM, ntext0);
-               NCURSES_SP_NAME(putp) (NCURSES_SP_ARGx
-                                      TPARM_1(erase_chars, runcount));
+               NCURSES_PUTP2("erase_chars", TPARM_1(erase_chars, runcount));
 
                /*
                 * If this is the last part of the given interval,
@@ -1098,9 +1100,8 @@ ClrToEOL(NCURSES_SP_DCLx NCURSES_CH_T blank, int needclear)
 
     if (needclear) {
        UpdateAttrs(SP_PARM, blank);
-       TPUTS_TRACE("clr_eol");
        if (clr_eol && SP_PARM->_el_cost <= (screen_columns(SP_PARM) - SP_PARM->_curscol)) {
-           NCURSES_SP_NAME(putp) (NCURSES_SP_ARGx clr_eol);
+           NCURSES_PUTP2("clr_eol", clr_eol);
        } else {
            int count = (screen_columns(SP_PARM) - SP_PARM->_curscol);
            while (count-- > 0)
@@ -1123,6 +1124,11 @@ ClrToEOS(NCURSES_SP_DCLx NCURSES_CH_T blank)
     row = SP_PARM->_cursrow;
     col = SP_PARM->_curscol;
 
+    if (row < 0)
+       row = 0;
+    if (col < 0)
+       col = 0;
+
     UpdateAttrs(SP_PARM, blank);
     TPUTS_TRACE("clr_eos");
     NCURSES_SP_NAME(tputs) (NCURSES_SP_ARGx
@@ -1366,13 +1372,11 @@ TransformLine(NCURSES_SP_DCLx int const lineno)
                        && SP_PARM->_el_cost <= SP_PARM->_el1_cost) {
                        GoTo(NCURSES_SP_ARGx lineno, 0);
                        UpdateAttrs(SP_PARM, blank);
-                       TPUTS_TRACE("clr_eol");
-                       NCURSES_SP_NAME(putp) (NCURSES_SP_ARGx clr_eol);
+                       NCURSES_PUTP2("clr_eol", clr_eol);
                    } else {
                        GoTo(NCURSES_SP_ARGx lineno, nFirstChar - 1);
                        UpdateAttrs(SP_PARM, blank);
-                       TPUTS_TRACE("clr_bol");
-                       NCURSES_SP_NAME(putp) (NCURSES_SP_ARGx clr_bol);
+                       NCURSES_PUTP2("clr_bol", clr_bol);
                    }
 
                    while (firstChar < nFirstChar)
@@ -1570,10 +1574,9 @@ ClearScreen(NCURSES_SP_DCLx NCURSES_CH_T blank)
     if (fast_clear) {
        if (clear_screen) {
            UpdateAttrs(SP_PARM, blank);
-           TPUTS_TRACE("clear_screen");
-           NCURSES_SP_NAME(putp) (NCURSES_SP_ARGx clear_screen);
+           NCURSES_PUTP2("clear_screen", clear_screen);
            SP_PARM->_cursrow = SP_PARM->_curscol = 0;
-           position_check(SP_PARM,
+           position_check(NCURSES_SP_ARGx
                           SP_PARM->_cursrow,
                           SP_PARM->_curscol,
                           "ClearScreen");
@@ -1591,8 +1594,7 @@ ClearScreen(NCURSES_SP_DCLx NCURSES_CH_T blank)
            UpdateAttrs(SP_PARM, blank);
            for (i = 0; i < screen_lines(SP_PARM); i++) {
                GoTo(NCURSES_SP_ARGx i, 0);
-               TPUTS_TRACE("clr_eol");
-               NCURSES_SP_NAME(putp) (NCURSES_SP_ARGx clr_eol);
+               NCURSES_PUTP2("clr_eol", clr_eol);
            }
            GoTo(NCURSES_SP_ARGx 0, 0);
        }
@@ -1643,33 +1645,30 @@ InsStr(NCURSES_SP_DCLx NCURSES_CH_T * line, int count)
            count--;
        }
     } else if (enter_insert_mode && exit_insert_mode) {
-       TPUTS_TRACE("enter_insert_mode");
-       NCURSES_SP_NAME(putp) (NCURSES_SP_ARGx enter_insert_mode);
+       NCURSES_PUTP2("enter_insert_mode", enter_insert_mode);
        while (count) {
            PutAttrChar(NCURSES_SP_ARGx CHREF(*line));
            if (insert_padding) {
-               TPUTS_TRACE("insert_padding");
-               NCURSES_SP_NAME(putp) (NCURSES_SP_ARGx insert_padding);
+               NCURSES_PUTP2("insert_padding", insert_padding);
            }
            line++;
            count--;
        }
-       TPUTS_TRACE("exit_insert_mode");
-       NCURSES_SP_NAME(putp) (NCURSES_SP_ARGx exit_insert_mode);
+       NCURSES_PUTP2("exit_insert_mode", exit_insert_mode);
     } else {
        while (count) {
-           TPUTS_TRACE("insert_character");
-           NCURSES_SP_NAME(putp) (NCURSES_SP_ARGx insert_character);
+           NCURSES_PUTP2("insert_character", insert_character);
            PutAttrChar(NCURSES_SP_ARGx CHREF(*line));
            if (insert_padding) {
-               TPUTS_TRACE("insert_padding");
-               NCURSES_SP_NAME(putp) (NCURSES_SP_ARGx insert_padding);
+               NCURSES_PUTP2("insert_padding", insert_padding);
            }
            line++;
            count--;
        }
     }
-    position_check(SP_PARM, SP_PARM->_cursrow, SP_PARM->_curscol, "InsStr");
+    position_check(NCURSES_SP_ARGx
+                  SP_PARM->_cursrow,
+                  SP_PARM->_curscol, "InsStr");
 }
 
 /*
@@ -1697,8 +1696,7 @@ DelChar(NCURSES_SP_DCLx int count)
                                NCURSES_SP_NAME(_nc_outch));
     } else {
        for (n = 0; n < count; n++) {
-           TPUTS_TRACE("delete_character");
-           NCURSES_SP_NAME(putp) (NCURSES_SP_ARGx delete_character);
+           NCURSES_PUTP2("delete_character", delete_character);
        }
     }
 }
@@ -1750,13 +1748,11 @@ scroll_csr_forward(NCURSES_SP_DCLx
     if (n == 1 && scroll_forward && top == miny && bot == maxy) {
        GoTo(NCURSES_SP_ARGx bot, 0);
        UpdateAttrs(SP_PARM, blank);
-       TPUTS_TRACE("scroll_forward");
-       NCURSES_SP_NAME(putp) (NCURSES_SP_ARGx scroll_forward);
+       NCURSES_PUTP2("scroll_forward", scroll_forward);
     } else if (n == 1 && delete_line && bot == maxy) {
        GoTo(NCURSES_SP_ARGx top, 0);
        UpdateAttrs(SP_PARM, blank);
-       TPUTS_TRACE("delete_line");
-       NCURSES_SP_NAME(putp) (NCURSES_SP_ARGx delete_line);
+       NCURSES_PUTP2("delete_line", delete_line);
     } else if (parm_index && top == miny && bot == maxy) {
        GoTo(NCURSES_SP_ARGx bot, 0);
        UpdateAttrs(SP_PARM, blank);
@@ -1777,15 +1773,13 @@ scroll_csr_forward(NCURSES_SP_DCLx
        GoTo(NCURSES_SP_ARGx bot, 0);
        UpdateAttrs(SP_PARM, blank);
        for (i = 0; i < n; i++) {
-           TPUTS_TRACE("scroll_forward");
-           NCURSES_SP_NAME(putp) (NCURSES_SP_ARGx scroll_forward);
+           NCURSES_PUTP2("scroll_forward", scroll_forward);
        }
     } else if (delete_line && bot == maxy) {
        GoTo(NCURSES_SP_ARGx top, 0);
        UpdateAttrs(SP_PARM, blank);
        for (i = 0; i < n; i++) {
-           TPUTS_TRACE("delete_line");
-           NCURSES_SP_NAME(putp) (NCURSES_SP_ARGx delete_line);
+           NCURSES_PUTP2("delete_line", delete_line);
        }
     } else
        return ERR;
@@ -1819,13 +1813,11 @@ scroll_csr_backward(NCURSES_SP_DCLx
     if (n == 1 && scroll_reverse && top == miny && bot == maxy) {
        GoTo(NCURSES_SP_ARGx top, 0);
        UpdateAttrs(SP_PARM, blank);
-       TPUTS_TRACE("scroll_reverse");
-       NCURSES_SP_NAME(putp) (NCURSES_SP_ARGx scroll_reverse);
+       NCURSES_PUTP2("scroll_reverse", scroll_reverse);
     } else if (n == 1 && insert_line && bot == maxy) {
        GoTo(NCURSES_SP_ARGx top, 0);
        UpdateAttrs(SP_PARM, blank);
-       TPUTS_TRACE("insert_line");
-       NCURSES_SP_NAME(putp) (NCURSES_SP_ARGx insert_line);
+       NCURSES_PUTP2("insert_line", insert_line);
     } else if (parm_rindex && top == miny && bot == maxy) {
        GoTo(NCURSES_SP_ARGx top, 0);
        UpdateAttrs(SP_PARM, blank);
@@ -1846,15 +1838,13 @@ scroll_csr_backward(NCURSES_SP_DCLx
        GoTo(NCURSES_SP_ARGx top, 0);
        UpdateAttrs(SP_PARM, blank);
        for (i = 0; i < n; i++) {
-           TPUTS_TRACE("scroll_reverse");
-           NCURSES_SP_NAME(putp) (NCURSES_SP_ARGx scroll_reverse);
+           NCURSES_PUTP2("scroll_reverse", scroll_reverse);
        }
     } else if (insert_line && bot == maxy) {
        GoTo(NCURSES_SP_ARGx top, 0);
        UpdateAttrs(SP_PARM, blank);
        for (i = 0; i < n; i++) {
-           TPUTS_TRACE("insert_line");
-           NCURSES_SP_NAME(putp) (NCURSES_SP_ARGx insert_line);
+           NCURSES_PUTP2("insert_line", insert_line);
        }
     } else
        return ERR;
@@ -1885,8 +1875,7 @@ scroll_idl(NCURSES_SP_DCLx int n, int del, int ins, NCURSES_CH_T blank)
     GoTo(NCURSES_SP_ARGx del, 0);
     UpdateAttrs(SP_PARM, blank);
     if (n == 1 && delete_line) {
-       TPUTS_TRACE("delete_line");
-       NCURSES_SP_NAME(putp) (NCURSES_SP_ARGx delete_line);
+       NCURSES_PUTP2("delete_line", delete_line);
     } else if (parm_delete_line) {
        TPUTS_TRACE("parm_delete_line");
        NCURSES_SP_NAME(tputs) (NCURSES_SP_ARGx
@@ -1895,16 +1884,14 @@ scroll_idl(NCURSES_SP_DCLx int n, int del, int ins, NCURSES_CH_T blank)
                                NCURSES_SP_NAME(_nc_outch));
     } else {                   /* if (delete_line) */
        for (i = 0; i < n; i++) {
-           TPUTS_TRACE("delete_line");
-           NCURSES_SP_NAME(putp) (NCURSES_SP_ARGx delete_line);
+           NCURSES_PUTP2("delete_line", delete_line);
        }
     }
 
     GoTo(NCURSES_SP_ARGx ins, 0);
     UpdateAttrs(SP_PARM, blank);
     if (n == 1 && insert_line) {
-       TPUTS_TRACE("insert_line");
-       NCURSES_SP_NAME(putp) (NCURSES_SP_ARGx insert_line);
+       NCURSES_PUTP2("insert_line", insert_line);
     } else if (parm_insert_line) {
        TPUTS_TRACE("parm_insert_line");
        NCURSES_SP_NAME(tputs) (NCURSES_SP_ARGx
@@ -1913,8 +1900,7 @@ scroll_idl(NCURSES_SP_DCLx int n, int del, int ins, NCURSES_CH_T blank)
                                NCURSES_SP_NAME(_nc_outch));
     } else {                   /* if (insert_line) */
        for (i = 0; i < n; i++) {
-           TPUTS_TRACE("insert_line");
-           NCURSES_SP_NAME(putp) (NCURSES_SP_ARGx insert_line);
+           NCURSES_PUTP2("insert_line", insert_line);
        }
     }
 
@@ -1971,24 +1957,20 @@ NCURSES_SP_NAME(_nc_scrolln) (NCURSES_SP_DCLx
                 && (SP_PARM->_cursrow == bot || SP_PARM->_cursrow == bot - 1))
                && save_cursor && restore_cursor) {
                cursor_saved = TRUE;
-               TPUTS_TRACE("save_cursor");
-               NCURSES_SP_NAME(putp) (NCURSES_SP_ARGx save_cursor);
+               NCURSES_PUTP2("save_cursor", save_cursor);
            }
-           TPUTS_TRACE("change_scroll_region");
-           NCURSES_SP_NAME(putp) (NCURSES_SP_ARGx
-                                  TPARM_2(change_scroll_region, top, bot));
+           NCURSES_PUTP2("change_scroll_region",
+                         TPARM_2(change_scroll_region, top, bot));
            if (cursor_saved) {
-               TPUTS_TRACE("restore_cursor");
-               NCURSES_SP_NAME(putp) (NCURSES_SP_ARGx restore_cursor);
+               NCURSES_PUTP2("restore_cursor", restore_cursor);
            } else {
                SP_PARM->_cursrow = SP_PARM->_curscol = -1;
            }
 
            res = scroll_csr_forward(NCURSES_SP_ARGx n, top, bot, top, bot, blank);
 
-           TPUTS_TRACE("change_scroll_region");
-           NCURSES_SP_NAME(putp) (NCURSES_SP_ARGx
-                                  TPARM_2(change_scroll_region, 0, maxy));
+           NCURSES_PUTP2("change_scroll_region",
+                         TPARM_2(change_scroll_region, 0, maxy));
            SP_PARM->_cursrow = SP_PARM->_curscol = -1;
        }
 
@@ -2021,15 +2003,12 @@ NCURSES_SP_NAME(_nc_scrolln) (NCURSES_SP_DCLx
                    SP_PARM->_cursrow == top - 1)
                && save_cursor && restore_cursor) {
                cursor_saved = TRUE;
-               TPUTS_TRACE("save_cursor");
-               NCURSES_SP_NAME(putp) (NCURSES_SP_ARGx save_cursor);
+               NCURSES_PUTP2("save_cursor", save_cursor);
            }
-           TPUTS_TRACE("change_scroll_region");
-           NCURSES_SP_NAME(putp) (NCURSES_SP_ARGx
-                                  TPARM_2(change_scroll_region, top, bot));
+           NCURSES_PUTP2("change_scroll_region",
+                         TPARM_2(change_scroll_region, top, bot));
            if (cursor_saved) {
-               TPUTS_TRACE("restore_cursor");
-               NCURSES_SP_NAME(putp) (NCURSES_SP_ARGx restore_cursor);
+               NCURSES_PUTP2("restore_cursor", restore_cursor);
            } else {
                SP_PARM->_cursrow = SP_PARM->_curscol = -1;
            }
@@ -2037,9 +2016,8 @@ NCURSES_SP_NAME(_nc_scrolln) (NCURSES_SP_DCLx
            res = scroll_csr_backward(NCURSES_SP_ARGx
                                      -n, top, bot, top, bot, blank);
 
-           TPUTS_TRACE("change_scroll_region");
-           NCURSES_SP_NAME(putp) (NCURSES_SP_ARGx
-                                  TPARM_2(change_scroll_region, 0, maxy));
+           NCURSES_PUTP2("change_scroll_region",
+                         TPARM_2(change_scroll_region, 0, maxy));
            SP_PARM->_cursrow = SP_PARM->_curscol = -1;
        }
 
@@ -2110,23 +2088,25 @@ NCURSES_SP_NAME(_nc_screen_resume) (NCURSES_SP_DCL0)
     }
 
     if (exit_attribute_mode)
-       NCURSES_SP_NAME(putp) (NCURSES_SP_ARGx exit_attribute_mode);
+       NCURSES_PUTP2("exit_attribute_mode", exit_attribute_mode);
     else {
        /* turn off attributes */
        if (exit_alt_charset_mode)
-           NCURSES_SP_NAME(putp) (NCURSES_SP_ARGx exit_alt_charset_mode);
+           NCURSES_PUTP2("exit_alt_charset_mode", exit_alt_charset_mode);
        if (exit_standout_mode)
-           NCURSES_SP_NAME(putp) (NCURSES_SP_ARGx exit_standout_mode);
+           NCURSES_PUTP2("exit_standout_mode", exit_standout_mode);
        if (exit_underline_mode)
-           NCURSES_SP_NAME(putp) (NCURSES_SP_ARGx exit_underline_mode);
+           NCURSES_PUTP2("exit_underline_mode", exit_underline_mode);
     }
     if (exit_insert_mode)
-       NCURSES_SP_NAME(putp) (NCURSES_SP_ARGx exit_insert_mode);
-    if (enter_am_mode && exit_am_mode)
-       NCURSES_SP_NAME(putp) (NCURSES_SP_ARGx
-                              (auto_right_margin
-                               ? enter_am_mode
-                               : exit_am_mode));
+       NCURSES_PUTP2("exit_insert_mode", exit_insert_mode);
+    if (enter_am_mode && exit_am_mode) {
+       if (auto_right_margin) {
+           NCURSES_PUTP2("enter_am_mode", enter_am_mode);
+       } else {
+           NCURSES_PUTP2("exit_am_mode", exit_am_mode);
+       }
+    }
 }
 
 #if NCURSES_SP_FUNCS