1/* $OpenBSD: init_keytry.c,v 1.7 2023/10/17 09:52:09 nicm Exp $ */ 2 3/**************************************************************************** 4 * Copyright 2020 Thomas E. Dickey * 5 * Copyright 1999-2010,2016 Free Software Foundation, Inc. * 6 * * 7 * Permission is hereby granted, free of charge, to any person obtaining a * 8 * copy of this software and associated documentation files (the * 9 * "Software"), to deal in the Software without restriction, including * 10 * without limitation the rights to use, copy, modify, merge, publish, * 11 * distribute, distribute with modifications, sublicense, and/or sell * 12 * copies of the Software, and to permit persons to whom the Software is * 13 * furnished to do so, subject to the following conditions: * 14 * * 15 * The above copyright notice and this permission notice shall be included * 16 * in all copies or substantial portions of the Software. * 17 * * 18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * 19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * 20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * 21 * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * 22 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * 23 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR * 24 * THE USE OR OTHER DEALINGS IN THE SOFTWARE. * 25 * * 26 * Except as contained in this notice, the name(s) of the above copyright * 27 * holders shall not be used in advertising or otherwise to promote the * 28 * sale, use or other dealings in this Software without prior written * 29 * authorization. * 30 ****************************************************************************/ 31 32#include <curses.priv.h> 33#include <tic.h> /* struct tinfo_fkeys */ 34 35MODULE_ID("$Id: init_keytry.c,v 1.7 2023/10/17 09:52:09 nicm Exp $") 36 37/* 38** _nc_init_keytry() 39** 40** Construct the try for the current terminal's keypad keys. 41** 42*/ 43 44/* 45 * Internal entrypoints use SCREEN* parameter to obtain capabilities rather 46 * than cur_term. 47 */ 48#undef CUR 49#define CUR SP_TERMTYPE 50 51#if BROKEN_LINKER 52#undef _nc_tinfo_fkeys 53#endif 54 55/* LINT_PREPRO 56#if 0*/ 57#include <init_keytry.h> 58/* LINT_PREPRO 59#endif*/ 60 61#if BROKEN_LINKER 62const struct tinfo_fkeys * 63_nc_tinfo_fkeysf(void) 64{ 65 return _nc_tinfo_fkeys; 66} 67#endif 68 69NCURSES_EXPORT(void) 70_nc_init_keytry(SCREEN *sp) 71{ 72 /* The sp->_keytry value is initialized in newterm(), where the sp 73 * structure is created, because we can not tell where keypad() or 74 * mouse_activate() (which will call keyok()) are first called. 75 */ 76 77 if (sp != 0) { 78 unsigned n; 79 80 for (n = 0; _nc_tinfo_fkeys[n].code; n++) { 81 if (_nc_tinfo_fkeys[n].offset < STRCOUNT) { 82 (void) _nc_add_to_try(&(sp->_keytry), 83 CUR Strings[_nc_tinfo_fkeys[n].offset], 84 _nc_tinfo_fkeys[n].code); 85 } 86 } 87#if NCURSES_XNAMES 88 /* 89 * Add any of the extended strings to the tries if their name begins 90 * with 'k', i.e., they follow the convention of other terminfo key 91 * names. 92 */ 93 { 94 TERMTYPE *tp = &(sp->_term->type); 95 for (n = STRCOUNT; n < NUM_STRINGS(tp); ++n) { 96 const char *name = ExtStrname(tp, (int) n, strnames); 97 char *value = tp->Strings[n]; 98 if (name != 0 99 && *name == 'k' 100 && value != 0 101 && NCURSES_SP_NAME(key_defined) (NCURSES_SP_ARGx 102 value) == 0) { 103 (void) _nc_add_to_try(&(sp->_keytry), 104 value, 105 n - STRCOUNT + KEY_MAX); 106 } 107 } 108 } 109#endif 110#ifdef TRACE 111 _nc_trace_tries(sp->_keytry); 112#endif 113 } 114} 115