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Diffstat (limited to 'contrib/ncurses/ncurses/base/lib_set_term.c')
-rw-r--r--contrib/ncurses/ncurses/base/lib_set_term.c38
1 files changed, 33 insertions, 5 deletions
diff --git a/contrib/ncurses/ncurses/base/lib_set_term.c b/contrib/ncurses/ncurses/base/lib_set_term.c
index b4d547fcf514..15dd6d3f505d 100644
--- a/contrib/ncurses/ncurses/base/lib_set_term.c
+++ b/contrib/ncurses/ncurses/base/lib_set_term.c
@@ -43,7 +43,7 @@
#include <term.h> /* cur_term */
#include <tic.h>
-MODULE_ID("$Id: lib_set_term.c,v 1.55 2000/07/02 00:22:18 tom Exp $")
+MODULE_ID("$Id: lib_set_term.c,v 1.58 2000/10/04 22:05:48 tom Exp $")
SCREEN *
set_term(SCREEN * screenp)
@@ -171,7 +171,7 @@ no_mouse_wrap(SCREEN * sp GCC_UNUSED)
{
}
-#if defined(NCURSES_EXT_FUNCS) && defined(USE_COLORFGBG)
+#if NCURSES_EXT_FUNCS && USE_COLORFGBG
static char *
extract_fgbg(char *src, int *result)
{
@@ -220,17 +220,45 @@ _nc_setupscreen(short slines, short const scolumns, FILE * output)
SP->_endwin = TRUE;
SP->_ofp = output;
SP->_cursor = -1; /* cannot know real cursor shape */
-#ifdef NCURSES_NO_PADDING
+
+#if NCURSES_NO_PADDING
SP->_no_padding = getenv("NCURSES_NO_PADDING") != 0;
TR(TRACE_CHARPUT | TRACE_MOVE, ("padding will%s be used",
SP->_no_padding ? " not" : ""));
#endif
-#ifdef NCURSES_EXT_FUNCS
+
+#if NCURSES_EXT_FUNCS
SP->_default_color = FALSE;
SP->_has_sgr_39_49 = FALSE;
+
+ /*
+ * Set our assumption of the terminal's default foreground and background
+ * colors. The curs_color man-page states that we can assume that the
+ * background is black. The origin of this assumption appears to be
+ * terminals that displayed colored text, but no colored backgrounds, e.g.,
+ * the first colored terminals around 1980. More recent ones with better
+ * technology can display not only colored backgrounds, but all
+ * combinations. So a terminal might be something other than "white" on
+ * black (green/black looks monochrome too), but black on white or even
+ * on ivory.
+ *
+ * White-on-black is the simplest thing to use for monochrome. Almost
+ * all applications that use color paint both text and background, so
+ * the distinction is moot. But a few do not - which is why we leave this
+ * configurable (a better solution is to use assume_default_colors() for
+ * the rare applications that do require that sort of appearance, since
+ * is appears that more users expect to be able to make a white-on-black
+ * or black-on-white display under control of the application than not).
+ */
+#ifdef USE_ASSUMED_COLOR
SP->_default_fg = COLOR_WHITE;
SP->_default_bg = COLOR_BLACK;
-#ifdef USE_COLORFGBG
+#else
+ SP->_default_fg = C_MASK;
+ SP->_default_bg = C_MASK;
+#endif
+
+#if USE_COLORFGBG
/*
* If rxvt's $COLORFGBG variable is set, use it to specify the assumed
* default colors. Note that rxvt (mis)uses bold colors, equating a bold