ncurses 5.9 - patch 20111022
[ncurses.git] / include / capdefaults.c
index a7ceda19fcbbefe95cf0693b51b10b60b89a8a55..da76cc1d7a57d8d7fad3679cd70c21e31888f710 100644 (file)
@@ -1,72 +1,86 @@
+/****************************************************************************
+ * Copyright (c) 1998-2000,2008 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.                                                           *
+ ****************************************************************************/
 
 
-/***************************************************************************
-*                            COPYRIGHT NOTICE                              *
-****************************************************************************
-*                ncurses is copyright (C) 1992-1995                        *
-*                          Zeyd M. Ben-Halim                               *
-*                          zmbenhal@netcom.com                             *
-*                          Eric S. Raymond                                 *
-*                          esr@snark.thyrsus.com                           *
-*                                                                          *
-*        Permission is hereby granted to reproduce and distribute ncurses  *
-*        by any means and for any fee, whether alone or as part of a       *
-*        larger distribution, in source or in binary form, PROVIDED        *
-*        this notice is included with any such distribution, and is not    *
-*        removed from any of its header files. Mention of ncurses in any   *
-*        applications linked with it is highly appreciated.                *
-*                                                                          *
-*        ncurses comes AS IS with no warranty, implied or expressed.       *
-*                                                                          *
-***************************************************************************/
+/****************************************************************************
+ *  Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995               *
+ *     and: Eric S. Raymond <esr@snark.thyrsus.com>                         *
+ *     and: Thomas E. Dickey                        1996-on                 *
+ ****************************************************************************/
 
 
-/* $Id: capdefaults.c,v 1.4 1996/08/18 00:56:09 tom Exp $ */
+/* $Id: capdefaults.c,v 1.14 2008/11/16 00:19:59 juergen Exp $ */
 
 
-       /*
-        * Compute obsolete capabilities.  The reason this is an include file
-        * is that the two places where it's needed want the macros to
-        * generate offsets to different structures.  See the file Caps for
-        * explanations of these conversions.
-        *
-        * Note: This code is the functional inverse of the first part
-        * of postprocess_entry().
-        */
-       {
-               char *sp;
-               int capval;
+    /*
+     * Compute obsolete capabilities.  The reason this is an include file is
+     * that the two places where it's needed want the macros to generate
+     * offsets to different structures.  See the file Caps for explanations of
+     * these conversions.
+     *
+     * Note:  This code is the functional inverse of the first part of
+     * postprocess_termcap().
+     */
+{
+    char *strp;
+    short capval;
 
 
-#define VALID_STRING(s)        ((s) && s != CANCELLED_STRING)
-#define EXTRACT_DELAY(str)     (sp = strchr(str, '*'), sp ? atoi(sp+1) : 0)
+#define EXTRACT_DELAY(str) \
+       (short) (strp = strchr(str, '*'), strp ? atoi(strp+1) : 0)
 
 
-               /* current (4.4BSD) capabilities marked obsolete */
-               if (VALID_STRING(carriage_return)
-                               && (capval = EXTRACT_DELAY(carriage_return)))
-                       carriage_return_delay = capval;
-               if (VALID_STRING(newline) && (capval = EXTRACT_DELAY(newline)))
-                       new_line_delay = capval;
+    /* current (4.4BSD) capabilities marked obsolete */
+    if (VALID_STRING(carriage_return)
+       && (capval = EXTRACT_DELAY(carriage_return)))
+       carriage_return_delay = capval;
+    if (VALID_STRING(newline) && (capval = EXTRACT_DELAY(newline)))
+       new_line_delay = capval;
 
 
-               /* current (4.4BSD) capabilities not obsolete */
-               if (!VALID_STRING(termcap_init2) && VALID_STRING(init_3string))
-               {
-                       termcap_init2 = init_3string;
-                       init_3string = (char *)NULL;
-               }
-               if (VALID_STRING(reset_1string)
-                       && !VALID_STRING(reset_2string)
-                       && VALID_STRING(reset_3string))
-               {
-                       termcap_reset = reset_1string;
-                       reset_1string = (char *)NULL;
-               }
-               if (magic_cookie_glitch_ul < 0 && magic_cookie_glitch && VALID_STRING(enter_underline_mode))
-                       magic_cookie_glitch_ul = magic_cookie_glitch;
+    /* current (4.4BSD) capabilities not obsolete */
+    if (!VALID_STRING(termcap_init2) && VALID_STRING(init_3string)) {
+       termcap_init2 = init_3string;
+       init_3string = ABSENT_STRING;
+    }
+    if (!VALID_STRING(termcap_reset)
+     && VALID_STRING(reset_2string)
+     && !VALID_STRING(reset_1string)
+     && !VALID_STRING(reset_3string)) {
+       termcap_reset = reset_2string;
+       reset_2string = ABSENT_STRING;
+    }
+    if (magic_cookie_glitch_ul == ABSENT_NUMERIC
+       && magic_cookie_glitch != ABSENT_NUMERIC
+       && VALID_STRING(enter_underline_mode))
+       magic_cookie_glitch_ul = magic_cookie_glitch;
 
 
-               /* totally obsolete capabilities */
-               linefeed_is_newline = VALID_STRING(newline)
-                                       && (strcmp("\n", newline) == 0);
-               if (VALID_STRING(cursor_left)
-                               && (capval = EXTRACT_DELAY(cursor_left)))
-                       backspace_delay = capval;
-               if (VALID_STRING(tab) && (capval = EXTRACT_DELAY(tab)))
-                       horizontal_tab_delay = capval;
+    /* totally obsolete capabilities */
+    linefeed_is_newline = (char) (VALID_STRING(newline)
+                                 && (strcmp("\n", newline) == 0));
+    if (VALID_STRING(cursor_left)
+       && (capval = EXTRACT_DELAY(cursor_left)))
+       backspace_delay = capval;
+    if (VALID_STRING(tab) && (capval = EXTRACT_DELAY(tab)))
+       horizontal_tab_delay = capval;
 #undef EXTRACT_DELAY
 #undef EXTRACT_DELAY
-       }
+}