ncurses 5.0

[ncurses.git] / ncurses / base / lib_addstr.c

diff --git a/ncurses/base/lib_addstr.c b/ncurses/base/lib_addstr.c
new file mode 100644 (file)
index 0000000..9ac55e4
--- /dev/null
+++ b/ncurses/base/lib_addstr.c
@@ -0,0 +1,103 @@
+/****************************************************************************
+ * Copyright (c) 1998 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            *
+ * "Software"), to deal in the Software without restriction, including      *
+ * without limitation the rights to use, copy, modify, merge, publish,      *
+ * distribute, distribute with modifications, sublicense, and/or sell       *
+ * copies of the Software, and to permit persons to whom the Software is    *
+ * furnished to do so, subject to the following conditions:                 *
+ *                                                                          *
+ * The above copyright notice and this permission notice shall be included  *
+ * in all copies or substantial portions of the Software.                   *
+ *                                                                          *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               *
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   *
+ * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   *
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR    *
+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    *
+ * THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *
+ *                                                                          *
+ * Except as contained in this notice, the name(s) of the above copyright   *
+ * holders shall not be used in advertising or otherwise to promote the     *
+ * sale, use or other dealings in this Software without prior written       *
+ * authorization.                                                           *
+ ****************************************************************************/
+
+/****************************************************************************
+ *  Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995               *
+ *     and: Eric S. Raymond <esr@snark.thyrsus.com>                         *
+ ****************************************************************************/
+
+/*
+**     lib_addstr.c
+*
+**     The routines waddnstr(), waddchnstr().
+**
+*/
+
+#include <curses.priv.h>
+
+MODULE_ID("$Id: lib_addstr.c,v 1.16 1998/06/28 00:38:29 tom Exp $")
+
+int
+waddnstr(WINDOW *win, const char *const astr, int n)
+{
+unsigned const char *str = (unsigned const char *)astr;
+int code = ERR;
+
+       T((T_CALLED("waddnstr(%p,%s,%d)"), win, _nc_visbuf(astr), n));
+         
+       if (win && (str != 0)) {            
+         T(("... current %s", _traceattr(win->_attrs)));
+         TR(TRACE_VIRTPUT, ("str is not null"));
+         code = OK;
+         if (n < 0)
+           n = (int)strlen(astr);
+         
+         while((n-- > 0) && (*str != '\0')) {
+           TR(TRACE_VIRTPUT, ("*str = %#x", *str));
+           if (_nc_waddch_nosync(win, (chtype)*str++) == ERR) {
+             code = ERR;
+             break;
+           }
+         }
+         _nc_synchook(win);
+       }
+       TR(TRACE_VIRTPUT, ("waddnstr returns %d", code));
+       returnCode(code);
+}
+
+int
+waddchnstr(WINDOW *win, const chtype *const astr, int n)
+{
+short y = win->_cury;
+short x = win->_curx;
+int code = OK;
+struct ldat *line;
+
+       T((T_CALLED("waddchnstr(%p,%p,%d)"), win, astr, n));
+
+       if (!win)
+               returnCode(ERR);
+
+       if (n < 0) {
+               const chtype *str;
+               n = 0;
+               for (str=(const chtype *)astr; *str!=0; str++)
+                       n++;
+       }
+       if (n > win->_maxx - x + 1)
+               n = win->_maxx - x + 1;
+       if (n == 0)
+               returnCode(code);
+
+       line = &(win->_line[y]);
+       memcpy(line->text+x, astr, n*sizeof(*astr));
+       CHANGED_RANGE(line, x, x+n-1);
+
+       _nc_synchook(win);
+       returnCode(code);
+}