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authormillert <millert@openbsd.org>1997-12-03 05:20:47 +0000
committermillert <millert@openbsd.org>1997-12-03 05:20:47 +0000
commit6f4099fecac342eeff29dd2bf0512f777a62a591 (patch)
tree30035276ed4d5b07245464d724dd101dc9b5efb4 /lib/libcurses/lib_erase.c
parentmerge of ncurses-4.1-971129 (diff)
downloadwireguard-openbsd-6f4099fecac342eeff29dd2bf0512f777a62a591.tar.xz
wireguard-openbsd-6f4099fecac342eeff29dd2bf0512f777a62a591.zip
Merge of ncurses-4.1-971129
Diffstat (limited to 'lib/libcurses/lib_erase.c')
-rw-r--r--lib/libcurses/lib_erase.c51
1 files changed, 23 insertions, 28 deletions
diff --git a/lib/libcurses/lib_erase.c b/lib/libcurses/lib_erase.c
index 3bdf64a4523..37575c79141 100644
--- a/lib/libcurses/lib_erase.c
+++ b/lib/libcurses/lib_erase.c
@@ -1,3 +1,5 @@
+/* $OpenBSD: lib_erase.c,v 1.3 1997/12/03 05:21:17 millert Exp $ */
+
/***************************************************************************
* COPYRIGHT NOTICE *
@@ -29,40 +31,33 @@
#include <curses.priv.h>
-MODULE_ID("Id: lib_erase.c,v 1.7 1997/02/01 23:18:18 tom Exp $")
+MODULE_ID("Id: lib_erase.c,v 1.10 1997/09/20 15:02:34 juergen Exp $")
int werase(WINDOW *win)
{
+int code = ERR;
int y;
-chtype *sp, *end, *start, *maxx = NULL;
-short minx;
+chtype blank;
+chtype *sp, *end, *start;
T((T_CALLED("werase(%p)"), win));
- for (y = 0; y <= win->_maxy; y++) {
- minx = _NOCHANGE;
- start = win->_line[y].text;
- end = &start[win->_maxx];
-
- maxx = start;
- for (sp = start; sp <= end; sp++) {
- maxx = sp;
- if (minx == _NOCHANGE)
- minx = sp - start;
- *sp = _nc_background(win);
- }
-
- if (minx != _NOCHANGE) {
- if (win->_line[y].firstchar > minx ||
- win->_line[y].firstchar == _NOCHANGE)
- win->_line[y].firstchar = minx;
-
- if (win->_line[y].lastchar < maxx - win->_line[y].text)
- win->_line[y].lastchar = maxx - win->_line[y].text;
- }
+ if (win) {
+ blank = _nc_background(win);
+ for (y = 0; y <= win->_maxy; y++) {
+ start = win->_line[y].text;
+ end = &start[win->_maxx];
+
+ for (sp = start; sp <= end; sp++)
+ *sp = blank;
+
+ win->_line[y].firstchar = 0;
+ win->_line[y].lastchar = win->_maxx;
+ }
+ win->_curx = win->_cury = 0;
+ win->_flags &= ~_WRAPPED;
+ _nc_synchook(win);
+ code = OK;
}
- win->_curx = win->_cury = 0;
- win->_flags &= ~_WRAPPED;
- _nc_synchook(win);
- returnCode(OK);
+ returnCode(code);
}