1/**************************************************************************** 2 * Copyright 2018-2023,2024 Thomas E. Dickey * 3 * Copyright 1998-2017,2018 Free Software Foundation, Inc. * 4 * * 5 * Permission is hereby granted, free of charge, to any person obtaining a * 6 * copy of this software and associated documentation files (the * 7 * "Software"), to deal in the Software without restriction, including * 8 * without limitation the rights to use, copy, modify, merge, publish, * 9 * distribute, distribute with modifications, sublicense, and/or sell * 10 * copies of the Software, and to permit persons to whom the Software is * 11 * furnished to do so, subject to the following conditions: * 12 * * 13 * The above copyright notice and this permission notice shall be included * 14 * in all copies or substantial portions of the Software. * 15 * * 16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * 17 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * 18 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * 19 * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * 20 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * 21 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR * 22 * THE USE OR OTHER DEALINGS IN THE SOFTWARE. * 23 * * 24 * Except as contained in this notice, the name(s) of the above copyright * 25 * holders shall not be used in advertising or otherwise to promote the * 26 * sale, use or other dealings in this Software without prior written * 27 * authorization. * 28 ****************************************************************************/ 29 30/**************************************************************************** 31 * Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995 * 32 * and: Eric S. Raymond <esr@snark.thyrsus.com> * 33 * and: Thomas E. Dickey 1996-on * 34 * and: Juergen Pfeifer * 35 ****************************************************************************/ 36 37/* 38 * $Id: curses.priv.h,v 1.687 2024/04/23 22:28:25 tom Exp $ 39 * 40 * curses.priv.h 41 * 42 * Header file for curses library objects which are private to 43 * the library. 44 * 45 */ 46 47#ifndef CURSES_PRIV_H 48#define CURSES_PRIV_H 1 49/* *INDENT-OFF* */ 50 51#include <ncurses_dll.h> 52 53#ifdef __cplusplus 54extern "C" { 55#endif 56 57#include <ncurses_cfg.h> 58 59#if USE_RCS_IDS 60#define MODULE_ID(id) static const char Ident[] = id; 61#else 62#define MODULE_ID(id) /*nothing*/ 63#endif 64 65#include <stddef.h> /* for offsetof */ 66#include <stdlib.h> 67#include <string.h> 68#include <sys/types.h> 69#include <sys/stat.h> 70 71#if HAVE_UNISTD_H 72#include <unistd.h> 73#endif 74 75#include <assert.h> 76#include <stdio.h> 77 78#include <errno.h> 79 80#if defined __hpux 81# ifndef EILSEQ 82# define EILSEQ 47 83# endif 84#endif 85 86#if DECL_ERRNO 87extern int errno; 88#endif 89 90/* Some Windows related defines */ 91#undef _NC_WINDOWS 92#if (defined(_WIN32) || defined(_WIN64)) 93#define _NC_WINDOWS 94#else 95#undef EXP_WIN32_DRIVER 96#endif 97 98#undef _NC_MINGW 99#if (defined(__MINGW32__) || defined(__MINGW64__)) 100#define _NC_MINGW 101#endif 102 103#undef _NC_MSC 104#ifdef _MSC_VER 105#define _NC_MSC 106#endif 107 108/* Some systems have a broken 'select()', but workable 'poll()'. Use that */ 109#if HAVE_WORKING_POLL 110#define USE_FUNC_POLL 1 111#if HAVE_POLL_H 112#include <poll.h> 113#else 114#include <sys/poll.h> 115#endif 116#else 117#define USE_FUNC_POLL 0 118#endif 119 120#if HAVE_INTTYPES_H 121# include <inttypes.h> 122#else 123# if HAVE_STDINT_H 124# include <stdint.h> 125# endif 126#endif 127 128#if (defined(__USE_MINGW_ANSI_STDIO) && __USE_MINGW_ANSI_STDIO != 0) && (defined(__GNUC__) && (__GNUC__ < 12)) 129# undef PRIxPTR /* gcc bug fixed in 12.x */ 130# define PRIxPTR "lX" 131# define CASTxPTR(n) (unsigned long)(intptr_t)(void*)(n) 132#else 133# define CASTxPTR(n) (intptr_t)(n) 134#endif 135 136#ifndef PRIxPTR 137# define PRIxPTR "lx" 138# undef CASTxPTR 139# define CASTxPTR(n) (long)(void*)(n) 140#endif 141 142/* include signal.h before curses.h to work-around defect in glibc 2.1.3 */ 143#include <signal.h> 144 145/* Alessandro Rubini's GPM (general-purpose mouse) */ 146#if HAVE_LIBGPM && HAVE_GPM_H 147#define USE_GPM_SUPPORT 1 148#else 149#define USE_GPM_SUPPORT 0 150#endif 151 152/* QNX mouse support */ 153#if defined(__QNX__) && !defined(__QNXNTO__) 154#define USE_QNX_MOUSE 1 155#else 156#define USE_QNX_MOUSE 0 157#endif 158 159/* EMX mouse support */ 160#ifdef __EMX__ 161#define USE_EMX_MOUSE 1 162#else 163#define USE_EMX_MOUSE 0 164#endif 165 166/* kLIBC keyboard/mouse support */ 167#if defined(__OS2__) && defined(__KLIBC__) 168#define USE_KLIBC_KBD 1 169#define USE_KLIBC_MOUSE 1 170#else 171#define USE_KLIBC_KBD 0 172#define USE_KLIBC_MOUSE 0 173#endif 174 175#define DEFAULT_MAXCLICK 166 176#define EV_MAX 8 /* size of mouse circular event queue */ 177 178/* 179 * If we don't have signals to support it, don't add a sigwinch handler. 180 * In any case, resizing is an extended feature. Use it if we've got it. 181 */ 182#if !NCURSES_EXT_FUNCS 183#undef HAVE_SIZECHANGE 184#define HAVE_SIZECHANGE 0 185#endif 186 187#if HAVE_SIZECHANGE && USE_SIGWINCH && defined(SIGWINCH) 188#define USE_SIZECHANGE 1 189#else 190#define USE_SIZECHANGE 0 191#undef USE_SIGWINCH 192#define USE_SIGWINCH 0 193#endif 194 195/* 196 * When building in the MSYS2 environment, the automatic discovery of 197 * the path separator in configure doesn't work properly. So, if building 198 * for MinGW, we enforce the correct Windows PATH separator 199 */ 200#if defined(_NC_WINDOWS) 201# ifdef NCURSES_PATHSEP 202# undef NCURSES_PATHSEP 203# endif 204# define NCURSES_PATHSEP ';' 205#endif 206 207/* 208 * When the standard handles have been redirected (such as inside a text editor 209 * or the less utility), keystrokes must be read from the console rather than 210 * the redirected handle. The standard output handle suffers from a similar 211 * problem. Both handles are not closed once opened. The console shall be 212 * considered reachable throughout the process. 213 */ 214#if defined(_NC_WINDOWS) 215#define GetDirectHandle(fileName, shareMode) \ 216 CreateFile(TEXT(fileName), \ 217 GENERIC_READ | GENERIC_WRITE, \ 218 shareMode, \ 219 0, \ 220 OPEN_EXISTING, \ 221 0, \ 222 0) 223#endif 224 225/* 226 * Not all platforms have memmove; some have an equivalent bcopy. (Some may 227 * have neither). 228 */ 229#if USE_OK_BCOPY 230#define memmove(d,s,n) bcopy(s,d,n) 231#elif USE_MY_MEMMOVE 232#define memmove(d,s,n) _nc_memmove(d,s,n) 233extern NCURSES_EXPORT(void *) _nc_memmove (void *, const void *, size_t); 234#endif 235 236/* 237 * If we have va_copy(), use it for assigning va_list's. 238 */ 239#if defined(HAVE___VA_COPY) 240#define begin_va_copy(dst,src) __va_copy(dst, src) 241#define end_va_copy(dst) va_end(dst) 242#elif defined(va_copy) || defined(HAVE_VA_COPY) 243#define begin_va_copy(dst,src) va_copy(dst, src) 244#define end_va_copy(dst) va_end(dst) 245#else 246#define begin_va_copy(dst,src) (dst) = (src) 247#define end_va_copy(dst) /* nothing */ 248#endif 249 250/* 251 * Either/both S_ISxxx and/or S_IFxxx are defined in sys/types.h; some systems 252 * lack one or the other. 253 */ 254#ifndef S_ISDIR 255#define S_ISDIR(mode) ((mode & S_IFMT) == S_IFDIR) 256#endif 257 258#ifndef S_ISREG 259#define S_ISREG(mode) ((mode & S_IFMT) == S_IFREG) 260#endif 261 262/* 263 * POSIX ignores the "b", which c89 specified. Some very old systems do not 264 * accept it. 265 */ 266#if USE_FOPEN_BIN_R 267#define BIN_R "rb" 268#define BIN_W "wb" 269#else 270#define BIN_R "r" 271#define BIN_W "w" 272#endif 273 274/* 275 * Scroll hints are useless when hashmap is used 276 */ 277#if !USE_SCROLL_HINTS 278#if !USE_HASHMAP 279#define USE_SCROLL_HINTS 1 280#else 281#define USE_SCROLL_HINTS 0 282#endif 283#endif 284 285#if USE_SCROLL_HINTS 286#define if_USE_SCROLL_HINTS(stmt) stmt 287#else 288#define if_USE_SCROLL_HINTS(stmt) /*nothing*/ 289#endif 290 291#include <nc_string.h> 292 293/* 294 * Options for terminal drivers, etc... 295 */ 296#ifdef USE_TERM_DRIVER 297#define NO_TERMINAL "unknown" 298#define USE_SP_RIPOFF 1 299#define USE_SP_TERMTYPE 1 300#else 301#define NO_TERMINAL 0 302#endif 303 304#define VALID_TERM_ENV(term_env, no_terminal) \ 305 (term_env = (NonEmpty(term_env) \ 306 ? term_env \ 307 : no_terminal), \ 308 NonEmpty(term_env)) 309 310/* 311 * Originally a terminal-driver option, the window-list is per-screen to allow 312 * freeing memory used for windows when a screen is deleted. 313 */ 314#define USE_SP_WINDOWLIST 1 315 316/* 317 * Note: ht/cbt expansion flakes out randomly under Linux 1.1.47, but only 318 * when we're throwing control codes at the screen at high volume. To see 319 * this, re-enable USE_HARD_TABS and run worm for a while. Other systems 320 * probably don't want to define this either due to uncertainties about tab 321 * delays and expansion in raw mode. 322 */ 323 324#define TRIES struct tries 325typedef TRIES { 326 TRIES *child; /* ptr to child. NULL if none */ 327 TRIES *sibling; /* ptr to sibling. NULL if none */ 328 unsigned char ch; /* character at this node */ 329 unsigned short value; /* code of string so far. 0 if none. */ 330#undef TRIES 331} TRIES; 332 333/* 334 * Common/troublesome character definitions 335 */ 336#define StringOf(ch) {ch, 0} 337 338#define CSI_CHR 0x9b 339#define ESC_CHR 0x1b 340 341#define L_BLOCK '[' 342#define R_BLOCK ']' 343#define L_BRACE '{' 344#define R_BRACE '}' 345#define S_QUOTE '\'' 346#define D_QUOTE '"' 347 348#define VT_ACSC "``aaffggiijjkkllmmnnooppqqrrssttuuvvwwxxyyzz{{||}}~~" 349 350/* 351 * Structure for palette tables 352 */ 353 354#define MAXCOLUMNS 135 355#define MAXLINES 66 356#define FIFO_SIZE MAXCOLUMNS+2 /* for nocbreak mode input */ 357 358#define ACS_LEN 128 359 360#define WINDOWLIST struct _win_list 361 362#if USE_WIDEC_SUPPORT 363#define _nc_bkgd _bkgrnd 364#else 365#undef _XOPEN_SOURCE_EXTENDED 366#undef _XPG5 367#define _nc_bkgd _bkgd 368#define wgetbkgrnd(win, wch) ((*wch = win->_bkgd) != 0 ? OK : ERR) 369#define wbkgrnd wbkgd 370#endif 371 372#undef NCURSES_OPAQUE 373#define NCURSES_INTERNALS 1 374#define NCURSES_OPAQUE 0 375 376#include <curses.h> /* we'll use -Ipath directive to get the right one! */ 377 378#if !(defined(NCURSES_WGETCH_EVENTS) && defined(NEED_KEY_EVENT)) 379#undef KEY_EVENT /* reduce compiler-warnings with Visual C++ */ 380#endif 381 382typedef struct 383{ 384 int red, green, blue; /* what color_content() returns */ 385 int r, g, b; /* params to init_color() */ 386 int init; /* true if we called init_color() */ 387} 388color_t; 389 390typedef union { 391 struct { 392 unsigned char red; 393 unsigned char green; 394 unsigned char blue; 395 } bits; /* bits per color-value in RGB */ 396 unsigned value; 397} rgb_bits_t; 398 399/* 400 * If curses.h did not expose the SCREEN-functions, then we do not need the 401 * parameter in the corresponding unextended functions. 402 */ 403 404#define USE_SP_FUNC_SUPPORT NCURSES_SP_FUNCS 405#define USE_EXT_SP_FUNC_SUPPORT (NCURSES_SP_FUNCS && NCURSES_EXT_FUNCS) 406 407#if NCURSES_SP_FUNCS 408#define SP_PARM sp /* use parameter */ 409#define NCURSES_SP_ARG SP_PARM 410#define NCURSES_SP_DCL SCREEN *NCURSES_SP_ARG 411#define NCURSES_SP_DCL0 NCURSES_SP_DCL 412#define NCURSES_SP_ARGx NCURSES_SP_ARG, 413#define NCURSES_SP_DCLx SCREEN *NCURSES_SP_ARGx 414#else 415#define SP_PARM SP /* use global variable */ 416#define NCURSES_SP_ARG 417#define NCURSES_SP_DCL 418#define NCURSES_SP_DCL0 void 419#define NCURSES_SP_ARGx 420#define NCURSES_SP_DCLx 421#endif 422 423#include <nc_panel.h> 424 425#include <term.priv.h> 426#include <nc_termios.h> 427 428#define IsPreScreen(sp) (((sp) != 0) && sp->_prescreen) 429#define HasTerminal(sp) (((sp) != 0) && (0 != ((sp)->_term))) 430#define IsValidScreen(sp) (HasTerminal(sp) && !IsPreScreen(sp)) 431 432#if USE_REENTRANT 433#define CurTerm _nc_prescreen._cur_term 434#else 435#define CurTerm cur_term 436#endif 437 438#if NCURSES_SP_FUNCS 439#define TerminalOf(sp) ((sp) ? ((sp)->_term ? (sp)->_term : CurTerm) : CurTerm) 440#else 441#define TerminalOf(sp) CurTerm 442#endif 443 444/* 445 * The legacy layout for TERMTYPE uses "short" for all of the numbers. Moving 446 * past that, numeric capabilities can be "int" by using a TERMTYPE2 structure 447 * in TERMINAL, and doing most of the internal work using TERMTYPE2. There are 448 * a few places (mostly to expose the legacy layout) where the distinction 449 * needs attention. 450 */ 451#if NCURSES_EXT_COLORS && HAVE_INIT_EXTENDED_COLOR 452#define NCURSES_EXT_NUMBERS 1 453#define NCURSES_INT2 int 454#define SIZEOF_INT2 4 455#define TerminalType(tp) (tp)->type2 456#else 457#define NCURSES_EXT_NUMBERS 0 458#define NCURSES_INT2 short 459#define SIZEOF_INT2 2 460#define TerminalType(tp) (tp)->type 461#endif 462 463#define SIZEOF_SHORT 2 464 465#ifdef CUR 466#undef CUR 467#define CUR TerminalType(cur_term). 468#endif 469 470/* 471 * Reduce dependency on cur_term global by using terminfo data from SCREEN's 472 * pointer to this data. 473 */ 474#ifdef USE_SP_TERMTYPE 475#undef CUR 476#endif 477 478#define SP_TERMTYPE TerminalType(TerminalOf(sp)). 479 480#include <term_entry.h> 481 482#include <nc_tparm.h> 483 484/* 485 * Simplify ifdef's for the "*_ATTR" macros in case italics are not configured. 486 */ 487#if defined(A_ITALIC) && defined(exit_italics_mode) 488#define USE_ITALIC 1 489#else 490#define USE_ITALIC 0 491#undef A_ITALIC 492#define A_ITALIC 0 493#endif 494 495/* 496 * Use these macros internally, to make tracing less verbose. But leave the 497 * option for compiling the tracing into the library. 498 */ 499#if 1 500#define ColorPair(n) (NCURSES_BITS(n, 0) & A_COLOR) 501#define PairNumber(a) (NCURSES_CAST(int,(((unsigned long)(a) & A_COLOR) >> NCURSES_ATTR_SHIFT))) 502#else 503#define ColorPair(pair) COLOR_PAIR(pair) 504#define PairNumber(attr) PAIR_NUMBER(attr) 505#endif 506 507#define unColor(n) unColor2(AttrOf(n)) 508#define unColor2(a) ((a) & ALL_BUT_COLOR) 509 510/* 511 * Extended-colors stores the color pair in a separate struct-member than the 512 * attributes. But for compatibility, we handle most cases where a program 513 * written for non-extended colors stores the color in the attributes by 514 * checking for a color pair in both places. 515 */ 516#if NCURSES_EXT_COLORS 517#define if_EXT_COLORS(stmt) stmt 518#define SetPair(value,p) SetPair2((value).ext_color, AttrOf(value), p) 519#define SetPair2(c,a,p) c = (p), \ 520 a = (unColor2(a) | ColorPair(oldColor(c))) 521#define GetPair(value) GetPair2((value).ext_color, AttrOf(value)) 522#define GetPair2(c,a) ((c) ? (c) : PairNumber(a)) 523#define oldColor(p) (((p) > 255) ? 255 : (p)) 524#define GET_WINDOW_PAIR(w) GetPair2((w)->_color, (w)->_attrs) 525#define SET_WINDOW_PAIR(w,p) (w)->_color = (p) 526#define SameAttrOf(a,b) (AttrOf(a) == AttrOf(b) && GetPair(a) == GetPair(b)) 527 528#define VIDPUTS(sp,attr,pair) do { \ 529 int vid_pair = pair; \ 530 NCURSES_SP_NAME(vid_puts)( \ 531 NCURSES_SP_ARGx attr, \ 532 (NCURSES_PAIRS_T) pair, \ 533 &vid_pair, \ 534 NCURSES_OUTC_FUNC); \ 535 } while (0) 536 537#else /* !NCURSES_EXT_COLORS */ 538 539#define if_EXT_COLORS(stmt) /* nothing */ 540#define SetPair(value,p) RemAttr(value, A_COLOR), \ 541 SetAttr(value, AttrOf(value) | ColorPair(p)) 542#define GetPair(value) PairNumber(AttrOf(value)) 543#define GET_WINDOW_PAIR(w) PairNumber(WINDOW_ATTRS(w)) 544#define SET_WINDOW_PAIR(w,p) WINDOW_ATTRS(w) &= ALL_BUT_COLOR, \ 545 WINDOW_ATTRS(w) |= ColorPair(p) 546#define SameAttrOf(a,b) (AttrOf(a) == AttrOf(b)) 547 548#define VIDPUTS(sp,attr,pair) NCURSES_SP_NAME(vidputs)(NCURSES_SP_ARGx attr, NCURSES_OUTC_FUNC) 549 550#endif /* NCURSES_EXT_COLORS */ 551 552#define NCURSES_OUTC_FUNC NCURSES_SP_NAME(_nc_outch) 553#define NCURSES_PUTP2(name,value) NCURSES_SP_NAME(_nc_putp)(NCURSES_SP_ARGx name, value) 554#define NCURSES_PUTP2_FLUSH(name,value) NCURSES_SP_NAME(_nc_putp_flush)(NCURSES_SP_ARGx name, value) 555 556#if NCURSES_NO_PADDING 557#define GetNoPadding(sp) ((sp) ? (sp)->_no_padding : _nc_prescreen._no_padding) 558#define SetNoPadding(sp) _nc_set_no_padding(sp) 559extern NCURSES_EXPORT(void) _nc_set_no_padding(SCREEN *); 560#else 561#define GetNoPadding(sp) FALSE 562#define SetNoPadding(sp) /*nothing*/ 563#endif 564 565#define WINDOW_ATTRS(w) ((w)->_attrs) 566 567#define SCREEN_ATTRS(s) (*((s)->_current_attr)) 568#define GET_SCREEN_PAIR(s) GetPair(SCREEN_ATTRS(s)) 569#define SET_SCREEN_PAIR(s,p) SetPair(SCREEN_ATTRS(s), p) 570 571#if USE_REENTRANT || NCURSES_SP_FUNCS 572extern NCURSES_EXPORT(int *) _nc_ptr_Lines (SCREEN *); 573extern NCURSES_EXPORT(int *) _nc_ptr_Cols (SCREEN *); 574extern NCURSES_EXPORT(int *) _nc_ptr_Tabsize (SCREEN *); 575extern NCURSES_EXPORT(int *) _nc_ptr_Escdelay (SCREEN *); 576#endif 577 578#if USE_REENTRANT 579 580#define ptrLines(sp) (sp ? &(sp->_LINES) : &(_nc_prescreen._LINES)) 581#define ptrCols(sp) (sp ? &(sp->_COLS) : &(_nc_prescreen._COLS)) 582#define ptrTabsize(sp) (sp ? &(sp->_TABSIZE) : &(_nc_prescreen._TABSIZE)) 583#define ptrEscdelay(sp) (sp ? &(sp->_ESCDELAY) : &(_nc_prescreen._ESCDELAY)) 584 585#define SET_LINES(value) *_nc_ptr_Lines(SP_PARM) = value 586#define SET_COLS(value) *_nc_ptr_Cols(SP_PARM) = value 587#define SET_TABSIZE(value) *_nc_ptr_Tabsize(SP_PARM) = value 588#define SET_ESCDELAY(value) *_nc_ptr_Escdelay(SP_PARM) = value 589 590#else 591 592#define ptrLines(sp) &LINES 593#define ptrCols(sp) &COLS 594#define ptrTabsize(sp) &TABSIZE 595#define ptrEscdelay(sp) &ESCDELAY 596 597#define SET_LINES(value) LINES = value 598#define SET_COLS(value) COLS = value 599#define SET_TABSIZE(value) TABSIZE = value 600#define SET_ESCDELAY(value) ESCDELAY = value 601 602#endif 603 604#define IS_SUBWIN(w) ((w)->_flags & _SUBWIN) 605#define IS_PAD(w) ((w)->_flags & _ISPAD) 606#define IS_WRAPPED(w) ((w)->_flags & _WRAPPED) 607 608#define HasHardTabs() (NonEmpty(clear_all_tabs) && NonEmpty(set_tab)) 609 610#define TR_MUTEX(data) _tracef("%s@%d: me:%08lX COUNT:%2u/%2d/%6d/%2d/%s%9u: " #data, \ 611 __FILE__, __LINE__, \ 612 (unsigned long) (pthread_self()), \ 613 data.__data.__lock, \ 614 data.__data.__count, \ 615 data.__data.__owner, \ 616 data.__data.__kind, \ 617 (data.__data.__nusers > 5) ? " OOPS " : "", \ 618 data.__data.__nusers) 619#define TR_GLOBAL_MUTEX(name) TR_MUTEX(_nc_globals.mutex_##name) 620 621#if USE_WEAK_SYMBOLS 622#if defined(__GNUC__) 623# if defined __USE_ISOC99 624# define _cat_pragma(exp) _Pragma(#exp) 625# define _weak_pragma(exp) _cat_pragma(weak name) 626# else 627# define _weak_pragma(exp) 628# endif 629# define _declare(name) __extension__ extern __typeof__(name) name 630# define weak_symbol(name) _weak_pragma(name) _declare(name) __attribute__((weak)) 631#else 632# undef USE_WEAK_SYMBOLS 633# define USE_WEAK_SYMBOLS 0 634#endif 635#endif 636 637#ifdef USE_PTHREADS 638 639#if USE_REENTRANT 640#include <pthread.h> 641extern NCURSES_EXPORT(void) _nc_init_pthreads(void); 642extern NCURSES_EXPORT(void) _nc_mutex_init(pthread_mutex_t *); 643extern NCURSES_EXPORT(int) _nc_mutex_lock(pthread_mutex_t *); 644extern NCURSES_EXPORT(int) _nc_mutex_trylock(pthread_mutex_t *); 645extern NCURSES_EXPORT(int) _nc_mutex_unlock(pthread_mutex_t *); 646#define _nc_lock_global(name) _nc_mutex_lock(&_nc_globals.mutex_##name) 647#define _nc_try_global(name) _nc_mutex_trylock(&_nc_globals.mutex_##name) 648#define _nc_unlock_global(name) _nc_mutex_unlock(&_nc_globals.mutex_##name) 649 650#else 651#error POSIX threads requires --enable-reentrant option 652#endif 653 654#ifdef USE_PTHREADS 655# if USE_WEAK_SYMBOLS 656weak_symbol(pthread_sigmask); 657weak_symbol(pthread_kill); 658weak_symbol(pthread_self); 659weak_symbol(pthread_equal); 660weak_symbol(pthread_mutex_init); 661weak_symbol(pthread_mutex_lock); 662weak_symbol(pthread_mutex_unlock); 663weak_symbol(pthread_mutex_trylock); 664weak_symbol(pthread_mutexattr_settype); 665weak_symbol(pthread_mutexattr_init); 666extern NCURSES_EXPORT(int) _nc_sigprocmask(int, const sigset_t *, sigset_t *); 667# undef sigprocmask 668# define sigprocmask(a, b, c) _nc_sigprocmask(a, b, c) 669# define GetThreadID() (((pthread_self)) ? pthread_self() : (pthread_t) getpid()) 670# else 671# define GetThreadID() pthread_self() 672# endif 673#endif 674 675#if HAVE_NANOSLEEP 676#undef HAVE_NANOSLEEP 677#define HAVE_NANOSLEEP 0 /* nanosleep suspends all threads */ 678#endif 679 680#else /* !USE_PTHREADS */ 681 682#if USE_PTHREADS_EINTR 683# if USE_WEAK_SYMBOLS 684#include <pthread.h> 685weak_symbol(pthread_sigmask); 686weak_symbol(pthread_kill); 687weak_symbol(pthread_self); 688weak_symbol(pthread_equal); 689extern NCURSES_EXPORT(int) _nc_sigprocmask(int, const sigset_t *, sigset_t *); 690# undef sigprocmask 691# define sigprocmask(a, b, c) _nc_sigprocmask(a, b, c) 692# endif 693#endif /* USE_PTHREADS_EINTR */ 694 695#define _nc_init_pthreads() /* nothing */ 696#define _nc_mutex_init(obj) /* nothing */ 697 698#define _nc_lock_global(name) /* nothing */ 699#define _nc_try_global(name) 0 700#define _nc_unlock_global(name) /* nothing */ 701#endif /* USE_PTHREADS */ 702 703#if USE_PTHREADS_EINTR 704extern NCURSES_EXPORT(void) _nc_set_read_thread(bool); 705#else 706#define _nc_set_read_thread(enable) /* nothing */ 707#endif 708 709/* 710 * When using sp-funcs, locks are targeted to SCREEN-level granularity. 711 * So the locking is done in the non-sp-func (which calls the sp-func) rather 712 * than in the sp-func itself. 713 * 714 * Use the _nc_nonsp_XXX functions in the function using "NCURSES_SP_NAME()". 715 * Use the _nc_sp_XXX functions in the function using "#if NCURSES_SP_FUNCS". 716 */ 717#if NCURSES_SP_FUNCS 718 719#define _nc_nonsp_lock_global(name) /* nothing */ 720#define _nc_nonsp_try_global(name) 0 721#define _nc_nonsp_unlock_global(name) /* nothing */ 722 723#define _nc_sp_lock_global(name) _nc_lock_global(name) 724#define _nc_sp_try_global(name) _nc_try_global(name) 725#define _nc_sp_unlock_global(name) _nc_unlock_global(name) 726 727#else 728 729#define _nc_nonsp_lock_global(name) _nc_lock_global(name) 730#define _nc_nonsp_try_global(name) _nc_try_global(name) 731#define _nc_nonsp_unlock_global(name) _nc_unlock_global(name) 732 733#define _nc_sp_lock_global(name) /* nothing */ 734#define _nc_sp_try_global(name) 0 735#define _nc_sp_unlock_global(name) /* nothing */ 736 737#endif 738 739#if HAVE_CLOCK_GETTIME 740# define PRECISE_GETTIME 1 741# define GetClockTime(t) clock_gettime(CLOCK_REALTIME, t) 742# define TimeType struct timespec 743# define TimeScale 1000000000L /* 1e9 */ 744# define sub_secs tv_nsec 745#elif HAVE_GETTIMEOFDAY 746# define PRECISE_GETTIME 1 747# define GetClockTime(t) gettimeofday(t, 0) 748# define TimeType struct timeval 749# define TimeScale 1000000L /* 1e6 */ 750# define sub_secs tv_usec 751#else 752# define PRECISE_GETTIME 0 753# define TimeType time_t 754#endif 755 756/* 757 * Definitions for color pairs 758 */ 759 760#define MAX_OF_TYPE(t) (int)(((unsigned t)(~0))>>1) 761 762#include <new_pair.h> 763 764#define isDefaultColor(c) ((c) < 0) 765#define COLOR_DEFAULT -1 766 767#if defined(USE_BUILD_CC) || (defined(USE_TERMLIB) && !defined(NEED_NCURSES_CH_T)) 768 769#undef NCURSES_CH_T /* this is not a termlib feature */ 770#define NCURSES_CH_T void /* ...but we need a pointer in SCREEN */ 771 772#endif /* USE_TERMLIB */ 773 774#ifndef USE_TERMLIB 775struct ldat 776{ 777 NCURSES_CH_T *text; /* text of the line */ 778 NCURSES_SIZE_T firstchar; /* first changed character in the line */ 779 NCURSES_SIZE_T lastchar; /* last changed character in the line */ 780 NCURSES_SIZE_T oldindex; /* index of the line at last update */ 781}; 782#endif /* USE_TERMLIB */ 783 784typedef enum { 785 M_XTERM = -1 /* use xterm's mouse tracking? */ 786 ,M_NONE = 0 /* no mouse device */ 787#if USE_GPM_SUPPORT 788 ,M_GPM /* use GPM */ 789#endif 790#if USE_SYSMOUSE 791 ,M_SYSMOUSE /* FreeBSD sysmouse on console */ 792#endif 793#ifdef USE_TERM_DRIVER 794 ,M_TERM_DRIVER /* Win32 console, etc */ 795#endif 796} MouseType; 797 798typedef enum { 799 MF_X10 = 0 /* conventional 3-byte format */ 800 , MF_SGR1006 /* xterm private mode 1006, SGR-style */ 801#ifdef EXP_XTERM_1005 802 , MF_XTERM_1005 /* xterm UTF-8 private mode 1005 */ 803#endif 804} MouseFormat; 805 806/* 807 * Structures for scrolling. 808 */ 809 810typedef struct { 811 unsigned long hashval; 812 int oldcount, newcount; 813 int oldindex, newindex; 814} HASHMAP; 815 816/* 817 * Structures for soft labels. 818 */ 819 820struct _SLK; 821 822#if !(defined(USE_TERMLIB) || defined(USE_BUILD_CC)) 823 824typedef struct 825{ 826 char *ent_text; /* text for the label */ 827 char *form_text; /* formatted text (left/center/...) */ 828 int ent_x; /* x coordinate of this field */ 829 char dirty; /* this label has changed */ 830 char visible; /* field is visible */ 831} slk_ent; 832 833typedef struct _SLK { 834 bool dirty; /* all labels have changed */ 835 bool hidden; /* soft labels are hidden */ 836 WINDOW *win; 837 slk_ent *ent; 838 short maxlab; /* number of available labels */ 839 short labcnt; /* number of allocated labels */ 840 short maxlen; /* length of labels */ 841 NCURSES_CH_T attr; /* soft label attribute */ 842} SLK; 843 844#endif /* USE_TERMLIB */ 845 846#if USE_GPM_SUPPORT 847#undef buttons /* term.h defines this, and gpm uses it! */ 848#include <gpm.h> 849#if USE_WEAK_SYMBOLS 850weak_symbol(Gpm_Wgetch); 851#endif 852 853#ifdef HAVE_LIBDL 854/* link dynamically to GPM */ 855typedef int *TYPE_gpm_fd; 856typedef int (*TYPE_Gpm_Open) (Gpm_Connect *, int); 857typedef int (*TYPE_Gpm_Close) (void); 858typedef int (*TYPE_Gpm_GetEvent) (Gpm_Event *); 859 860#define my_gpm_fd SP_PARM->_mouse_gpm_fd 861#define my_Gpm_Open SP_PARM->_mouse_Gpm_Open 862#define my_Gpm_Close SP_PARM->_mouse_Gpm_Close 863#define my_Gpm_GetEvent SP_PARM->_mouse_Gpm_GetEvent 864#else 865/* link statically to GPM */ 866#define my_gpm_fd &gpm_fd 867#define my_Gpm_Open Gpm_Open 868#define my_Gpm_Close Gpm_Close 869#define my_Gpm_GetEvent Gpm_GetEvent 870#endif /* HAVE_LIBDL */ 871#endif /* USE_GPM_SUPPORT */ 872 873/* 874 * Limit delay-times to 30 seconds, which is consistent with signed 16-bit 875 * numbers in legacy terminfo. 876 */ 877#define MAX_DELAY_MSECS 30000 878 879/* 880 * When converting from terminfo to termcap, check for cases where we can trim 881 * octal escapes down to 2-character form. It is useful for terminfo format 882 * also, but not as important. 883 */ 884#define MAX_TC_FIXUPS 10 885#define MIN_TC_FIXUPS 4 886 887#define isoctal(c) ((c) >= '0' && (c) <= '7') 888 889/* 890 * The filesystem database normally uses a single-letter for the lower level 891 * of directories. Use a hexadecimal code for filesystems which do not 892 * preserve mixed-case names. 893 */ 894#if MIXEDCASE_FILENAMES 895#define LEAF_FMT "%c" 896#define LEAF_LEN 1 897#else 898#define LEAF_FMT "%02x" 899#define LEAF_LEN 2 900#endif 901 902/* 903 * TRACEMSE_FMT is no longer than 80 columns, there are 5 numbers that 904 * could at most have 10 digits, and the mask contains no more than 32 bits 905 * with each bit representing less than 15 characters. Usually the whole 906 * string is less than 80 columns, but this buffer size is an absolute 907 * limit. 908 */ 909#define TRACECHR_BUF 40 910#define TRACEMSE_MAX (80 + (5 * 10) + (32 * 15)) 911#define TRACEMSE_FMT "id %2d at (%2d, %2d, %2d) state %4lx = {" /* } */ 912 913#ifdef USE_TERM_DRIVER 914struct DriverTCB; /* Terminal Control Block forward declaration */ 915#define INIT_TERM_DRIVER() _nc_globals.term_driver = _nc_get_driver 916#else 917#define INIT_TERM_DRIVER() /* nothing */ 918#endif 919 920extern NCURSES_EXPORT_VAR(NCURSES_GLOBALS) _nc_globals; 921 922/* The limit reserves one byte for a terminating NUL */ 923#define my_getstr_limit (_nc_globals.getstr_limit - 1) 924#define _nc_getstr_limit(n) \ 925 (((n) < 0) \ 926 ? my_getstr_limit \ 927 : (((n) > my_getstr_limit) \ 928 ? my_getstr_limit \ 929 : (n))) 930 931/* 932 * Use screen-specific ripoff data (for softkeys) rather than global. 933 */ 934#ifdef USE_SP_RIPOFF 935#define safe_ripoff_sp (sp)->rsp 936#define safe_ripoff_stack (sp)->rippedoff 937#else 938#define safe_ripoff_sp _nc_prescreen.rsp 939#define safe_ripoff_stack _nc_prescreen.rippedoff 940#endif 941 942extern NCURSES_EXPORT_VAR(NCURSES_PRESCREEN) _nc_prescreen; 943 944typedef enum { 945 ewUnknown = 0, 946 ewInitial, 947 ewRunning, 948 ewSuspend 949} ENDWIN; 950 951typedef struct { 952 int _nl; /* True if NL -> CR/NL is on */ 953 int _raw; /* True if in raw mode */ 954 int _cbreak; /* 1 if in cbreak mode */ 955 /* > 1 if in halfdelay mode */ 956 int _echo; /* True if echo on */ 957} TTY_FLAGS; 958 959#define IsNl(sp) (sp)->_tty_flags._nl 960#define IsRaw(sp) (sp)->_tty_flags._raw 961#define IsCbreak(sp) (sp)->_tty_flags._cbreak 962#define IsEcho(sp) (sp)->_tty_flags._echo 963 964/* 965 * The SCREEN structure. 966 */ 967typedef struct screen { 968 int _ifd; /* input file descriptor for screen */ 969 int _ofd; /* output file descriptor for screen */ 970 FILE *_ofp; /* output file ptr for screen */ 971 char *out_buffer; /* output buffer */ 972 size_t out_limit; /* output buffer size */ 973 size_t out_inuse; /* output buffer current use */ 974 bool _filtered; /* filter() was called */ 975 bool _prescreen; /* is in prescreen phase */ 976 bool _use_env; /* LINES & COLS from environment? */ 977 int _checkfd; /* filedesc for typeahead check */ 978 TERMINAL *_term; /* terminal type information */ 979 TTY _saved_tty; /* savetty/resetty information */ 980 NCURSES_SIZE_T _lines; /* screen lines */ 981 NCURSES_SIZE_T _columns; /* screen columns */ 982 983 NCURSES_SIZE_T _lines_avail; /* lines available for stdscr */ 984 NCURSES_SIZE_T _topstolen; /* lines stolen from top */ 985 986 WINDOW *_curscr; /* current screen */ 987 WINDOW *_newscr; /* virtual screen to be updated to */ 988 WINDOW *_stdscr; /* screen's full-window context */ 989 990#define CurScreen(sp) (sp)->_curscr 991#define NewScreen(sp) (sp)->_newscr 992#define StdScreen(sp) (sp)->_stdscr 993 994 TRIES *_keytry; /* "Try" for use with keypad mode */ 995 TRIES *_key_ok; /* Disabled keys via keyok(,FALSE) */ 996 bool _tried; /* keypad mode was initialized */ 997 bool _keypad_on; /* keypad mode is currently on */ 998 999 bool _called_wgetch; /* check for recursion in wgetch() */ 1000 int _fifo[FIFO_SIZE]; /* input push-back buffer */ 1001 short _fifohead, /* head of fifo queue */ 1002 _fifotail, /* tail of fifo queue */ 1003 _fifopeek, /* where to peek for next char */ 1004 _fifohold; /* set if breakout marked */ 1005 1006 int _endwin; /* are we out of window mode? */ 1007 NCURSES_CH_T *_current_attr; /* holds current attributes set */ 1008 int _coloron; /* is color enabled? */ 1009 int _color_defs; /* are colors modified */ 1010 int _cursor; /* visibility of the cursor */ 1011 int _cursrow; /* physical cursor row */ 1012 int _curscol; /* physical cursor column */ 1013 bool _notty; /* true if we cannot switch non-tty */ 1014 TTY_FLAGS _tty_flags; 1015 int _use_meta; /* use the meta key? */ 1016 struct _SLK *_slk; /* ptr to soft key struct / NULL */ 1017 int slk_format; /* selected format for this screen */ 1018 /* cursor movement costs; units are 10ths of milliseconds */ 1019 int _char_padding; /* cost of character put */ 1020 int _cr_cost; /* cost of (carriage_return) */ 1021 int _cup_cost; /* cost of (cursor_address) */ 1022 int _home_cost; /* cost of (cursor_home) */ 1023 int _ll_cost; /* cost of (cursor_to_ll) */ 1024 int _cub1_cost; /* cost of (cursor_left) */ 1025 int _cuf1_cost; /* cost of (cursor_right) */ 1026 int _cud1_cost; /* cost of (cursor_down) */ 1027 int _cuu1_cost; /* cost of (cursor_up) */ 1028 int _cub_cost; /* cost of (parm_cursor_left) */ 1029 int _cuf_cost; /* cost of (parm_cursor_right) */ 1030 int _cud_cost; /* cost of (parm_cursor_down) */ 1031 int _cuu_cost; /* cost of (parm_cursor_up) */ 1032 int _hpa_cost; /* cost of (column_address) */ 1033 int _vpa_cost; /* cost of (row_address) */ 1034 /* used in tty_update.c, must be chars */ 1035 int _ed_cost; /* cost of (clr_eos) */ 1036 int _el_cost; /* cost of (clr_eol) */ 1037 int _el1_cost; /* cost of (clr_bol) */ 1038 int _dch1_cost; /* cost of (delete_character) */ 1039 int _ich1_cost; /* cost of (insert_character) */ 1040 int _dch_cost; /* cost of (parm_dch) */ 1041 int _ich_cost; /* cost of (parm_ich) */ 1042 int _ech_cost; /* cost of (erase_chars) */ 1043 int _rep_cost; /* cost of (repeat_char) */ 1044 int _hpa_ch_cost; /* cost of (column_address) */ 1045 int _cup_ch_cost; /* cost of (cursor_address) */ 1046 int _cuf_ch_cost; /* cost of (parm_cursor_right) */ 1047 int _inline_cost; /* cost of inline-move */ 1048 int _smir_cost; /* cost of (enter_insert_mode) */ 1049 int _rmir_cost; /* cost of (exit_insert_mode) */ 1050 int _ip_cost; /* cost of (insert_padding) */ 1051 /* used in lib_mvcur.c */ 1052 char * _address_cursor; 1053 /* used in tty_update.c */ 1054 int _scrolling; /* 1 if terminal's smart enough to */ 1055 1056 /* used in lib_color.c */ 1057 rgb_bits_t _direct_color; /* RGB overrides color-table */ 1058 color_t *_color_table; /* screen's color palette */ 1059 int _color_count; /* count of colors in palette */ 1060 colorpair_t *_color_pairs; /* screen's color pair list */ 1061 int _pair_count; /* same as COLOR_PAIRS */ 1062 int _pair_limit; /* actual limit of color-pairs */ 1063 int _pair_alloc; /* current table-size of color-pairs */ 1064 chtype _ok_attributes; /* valid attributes for terminal */ 1065 chtype _xmc_suppress; /* attributes to suppress if xmc */ 1066 chtype _xmc_triggers; /* attributes to process if xmc */ 1067 chtype * _acs_map; /* the real alternate-charset map */ 1068 bool * _screen_acs_map; 1069 1070 1071 /* used in lib_vidattr.c */ 1072 bool _use_rmso; /* true if we may use 'rmso' */ 1073 bool _use_rmul; /* true if we may use 'rmul' */ 1074 1075 /* 1076 * These data correspond to the state of the idcok() and idlok() 1077 * functions. A caveat is in order here: the XSI and SVr4 1078 * documentation specify that these functions apply to the window which 1079 * is given as an argument. However, ncurses implements this logic 1080 * only for the newscr/curscr update process, _not_ per-window. 1081 */ 1082 bool _nc_sp_idlok; 1083 bool _nc_sp_idcok; 1084 1085 /* 1086 * These are the data that support the mouse interface. 1087 */ 1088 bool _mouse_initialized; 1089 MouseType _mouse_type; 1090 int _maxclick; 1091 bool (*_mouse_event) (SCREEN *); 1092 bool (*_mouse_inline)(SCREEN *); 1093 bool (*_mouse_parse) (SCREEN *, int); 1094 void (*_mouse_resume)(SCREEN *); 1095 void (*_mouse_wrap) (SCREEN *); 1096 int _mouse_fd; /* file-descriptor, if any */ 1097 bool _mouse_active; /* true if initialized */ 1098 mmask_t _mouse_mask; /* set via mousemask() */ 1099 mmask_t _mouse_mask2; /* OR's in press/release bits */ 1100 mmask_t _mouse_bstate; 1101 MouseFormat _mouse_format; /* type of xterm mouse protocol */ 1102 NCURSES_CONST char *_mouse_xtermcap; /* string to enable/disable mouse */ 1103 MEVENT _mouse_events[EV_MAX]; /* hold the last mouse event seen */ 1104 MEVENT *_mouse_eventp; /* next free slot in event queue */ 1105 1106 /* 1107 * These are data that support the proper handling of the panel stack on an 1108 * per screen basis. 1109 */ 1110 struct panelhook _panelHook; 1111 1112 bool _sig_winch; 1113 SCREEN *_next_screen; 1114 1115 /* hashes for old and new lines */ 1116 unsigned long *oldhash, *newhash; 1117 HASHMAP *hashtab; 1118 int hashtab_len; 1119 int *_oldnum_list; 1120 int _oldnum_size; 1121 1122 NCURSES_SP_OUTC _outch; /* output handler if not putc */ 1123 NCURSES_OUTC jump; 1124 1125 ripoff_t rippedoff[N_RIPS]; 1126 ripoff_t *rsp; 1127 1128 int _legacy_coding; /* see use_legacy_coding() */ 1129 1130#if NCURSES_NO_PADDING 1131 bool _no_padding; /* flag to set if padding disabled */ 1132#endif 1133 1134#if USE_HARD_TABS 1135 int _ht_cost; /* cost of (tab) */ 1136 int _cbt_cost; /* cost of (backtab) */ 1137#endif /* USE_HARD_TABS */ 1138 1139 /* used in lib_vidattr.c */ 1140#if USE_ITALIC 1141 bool _use_ritm; /* true if we may use 'ritm' */ 1142#endif 1143 1144 /* used in getch/twait */ 1145#if USE_KLIBC_KBD 1146 bool _extended_key; /* true if an extended key */ 1147#endif 1148 1149 /* used in lib_color.c */ 1150#if NCURSES_EXT_FUNCS 1151 bool _assumed_color; /* use assumed colors */ 1152 bool _default_color; /* use default colors */ 1153 bool _has_sgr_39_49; /* has ECMA default color support */ 1154 int _default_fg; /* assumed default foreground */ 1155 int _default_bg; /* assumed default background */ 1156 int _default_pairs; /* count pairs using default color */ 1157#endif 1158 1159 /* system-dependent mouse data */ 1160#if USE_GPM_SUPPORT 1161 bool _mouse_gpm_loaded; 1162 bool _mouse_gpm_found; 1163#ifdef HAVE_LIBDL 1164 void *_dlopen_gpm; 1165 TYPE_gpm_fd _mouse_gpm_fd; 1166 TYPE_Gpm_Open _mouse_Gpm_Open; 1167 TYPE_Gpm_Close _mouse_Gpm_Close; 1168 TYPE_Gpm_GetEvent _mouse_Gpm_GetEvent; 1169#endif 1170 Gpm_Connect _mouse_gpm_connect; 1171#endif /* USE_GPM_SUPPORT */ 1172 1173#if USE_EMX_MOUSE 1174 int _emxmouse_wfd; 1175 int _emxmouse_thread; 1176 int _emxmouse_activated; 1177 char _emxmouse_buttons[4]; 1178#endif 1179 1180#if USE_SYSMOUSE 1181 MEVENT _sysmouse_fifo[FIFO_SIZE]; 1182 int _sysmouse_head; 1183 int _sysmouse_tail; 1184 int _sysmouse_char_width; /* character width */ 1185 int _sysmouse_char_height; /* character height */ 1186 int _sysmouse_old_buttons; 1187 int _sysmouse_new_buttons; 1188#endif 1189 1190#if defined(USE_TERM_DRIVER) || defined(EXP_WIN32_DRIVER) 1191 MEVENT _drv_mouse_fifo[FIFO_SIZE]; 1192 int _drv_mouse_head; 1193 int _drv_mouse_tail; 1194 int _drv_mouse_old_buttons; 1195 int _drv_mouse_new_buttons; 1196#endif 1197 /* 1198 * This supports automatic resizing 1199 */ 1200#if USE_SIZECHANGE 1201 int (*_resize)(NCURSES_SP_DCLx int y, int x); 1202 int (*_ungetch)(SCREEN *, int); 1203#endif 1204 1205#ifdef USE_SP_WINDOWLIST 1206 WINDOWLIST* _windowlist; 1207#define WindowList(sp) (sp)->_windowlist 1208#endif 1209 1210#if USE_REENTRANT 1211 char _ttytype[NAMESIZE]; 1212 int _ESCDELAY; 1213 int _TABSIZE; 1214 int _LINES; 1215 int _COLS; 1216#endif 1217 1218#if NCURSES_SP_FUNCS 1219 bool use_tioctl; 1220#endif 1221 1222 /* 1223 * ncurses/ncursesw are the same up to this point. 1224 */ 1225#if USE_WIDEC_SUPPORT 1226 /* recent versions of 'screen' have partially-working support for 1227 * UTF-8, but do not permit ACS at the same time (see tty_update.c). 1228 */ 1229 bool _screen_acs_fix; 1230 bool _screen_unicode; 1231#endif 1232 1233#if NCURSES_EXT_FUNCS && NCURSES_EXT_COLORS 1234 void *_ordered_pairs; /* index used by alloc_pair() */ 1235 int _pairs_used; /* actual number of color-pairs used */ 1236 int _recent_pair; /* number for most recent free-pair */ 1237#endif 1238 1239#ifdef TRACE 1240 char tracechr_buf[TRACECHR_BUF]; 1241 char tracemse_buf[TRACEMSE_MAX]; 1242#if USE_REENTRANT 1243 long _outchars; 1244 const char *_tputs_trace; 1245#endif 1246#endif 1247#undef SCREEN 1248} SCREEN; 1249 1250extern NCURSES_EXPORT_VAR(SCREEN *) _nc_screen_chain; 1251extern NCURSES_EXPORT_VAR(SIG_ATOMIC_T) _nc_have_sigwinch; 1252 1253 WINDOWLIST { 1254 WINDOWLIST *next; 1255 SCREEN *screen; /* screen containing the window */ 1256 WINDOW win; /* WINDOW_EXT() needs to account for offset */ 1257#if NCURSES_WIDECHAR 1258 char addch_work[(MB_LEN_MAX * 9) + 1]; 1259 unsigned addch_used; /* number of bytes in addch_work[] */ 1260 int addch_x; /* x-position for addch_work[] */ 1261 int addch_y; /* y-position for addch_work[] */ 1262#endif 1263}; 1264 1265#define WINDOW_EXT(w,m) (((WINDOWLIST *)((void *)((char *)(w) - offsetof(WINDOWLIST, win))))->m) 1266 1267#ifdef USE_SP_WINDOWLIST 1268#define SP_INIT_WINDOWLIST(sp) WindowList(sp) = 0 1269#else 1270#define SP_INIT_WINDOWLIST(sp) /* nothing */ 1271#endif 1272 1273#define SP_PRE_INIT(sp) \ 1274 sp->_cursrow = -1; \ 1275 sp->_curscol = -1; \ 1276 IsNl(sp) = TRUE; \ 1277 IsRaw(sp) = FALSE; \ 1278 IsCbreak(sp) = 0; \ 1279 IsEcho(sp) = TRUE; \ 1280 sp->_fifohead = -1; \ 1281 sp->_endwin = ewSuspend; \ 1282 sp->_cursor = -1; \ 1283 SP_INIT_WINDOWLIST(sp); \ 1284 sp->_outch = NCURSES_OUTC_FUNC; \ 1285 sp->jump = 0 \ 1286 1287/* usually in <limits.h> */ 1288#ifndef UCHAR_MAX 1289#define UCHAR_MAX 255 1290#endif 1291 1292/* The terminfo source is assumed to be 7-bit ASCII */ 1293#define is7bits(c) ((unsigned)(c) < 128) 1294 1295/* Checks for isprint() should be done on 8-bit characters (non-wide) */ 1296#define is8bits(c) ((unsigned)(c) <= UCHAR_MAX) 1297 1298#ifndef Min 1299#define Min(a,b) ((a) > (b) ? (b) : (a)) 1300#endif 1301 1302#ifndef Max 1303#define Max(a,b) ((a) < (b) ? (b) : (a)) 1304#endif 1305 1306/* usually in <unistd.h> */ 1307#ifndef STDIN_FILENO 1308#define STDIN_FILENO 0 1309#endif 1310 1311#ifndef STDOUT_FILENO 1312#define STDOUT_FILENO 1 1313#endif 1314 1315#ifndef STDERR_FILENO 1316#define STDERR_FILENO 2 1317#endif 1318 1319#ifndef EXIT_SUCCESS 1320#define EXIT_SUCCESS 0 1321#endif 1322 1323#ifndef EXIT_FAILURE 1324#define EXIT_FAILURE 1 1325#endif 1326 1327#ifndef R_OK 1328#define R_OK 4 /* Test for read permission. */ 1329#endif 1330#ifndef W_OK 1331#define W_OK 2 /* Test for write permission. */ 1332#endif 1333#ifndef X_OK 1334#define X_OK 1 /* Test for execute permission. */ 1335#endif 1336#ifndef F_OK 1337#define F_OK 0 /* Test for existence. */ 1338#endif 1339 1340#if HAVE_FCNTL_H 1341#include <fcntl.h> /* may define O_BINARY */ 1342#endif 1343 1344#ifndef O_BINARY 1345#define O_BINARY 0 1346#endif 1347 1348#ifdef TRACE 1349#if USE_REENTRANT 1350#define COUNT_OUTCHARS(n) _nc_count_outchars(n); 1351#else 1352#define COUNT_OUTCHARS(n) _nc_outchars += (n); 1353#endif 1354#else 1355#define COUNT_OUTCHARS(n) /* nothing */ 1356#endif 1357 1358#define RESET_OUTCHARS() COUNT_OUTCHARS(-_nc_outchars) 1359 1360#define UChar(c) ((unsigned char)(c)) 1361#define UShort(c) ((unsigned short)(c)) 1362#define ChCharOf(c) ((chtype)(c) & (chtype)A_CHARTEXT) 1363#define ChAttrOf(c) ((chtype)(c) & (chtype)A_ATTRIBUTES) 1364 1365#define TR_PUTC(c) TR(TRACE_CHARPUT, ("PUTC %#x", UChar(c))) 1366 1367#if USE_WIDEC_SUPPORT /* { */ 1368/* true if the status/errno indicate an illegal multibyte sequence */ 1369#define isEILSEQ(status) (((size_t)status == (size_t)-1) && (errno == EILSEQ)) 1370 1371#define init_mb(state) memset(&(state), 0, sizeof(state)) 1372 1373#if NCURSES_EXT_COLORS 1374#define NulColor , 0 1375#else 1376#define NulColor /* nothing */ 1377#endif 1378 1379#if CCHARW_MAX > 6 1380#define NulChar 0,0,0,0,0 1381#elif CCHARW_MAX > 5 1382#define NulChar 0,0,0,0 /* ncurses7 */ 1383#elif CCHARW_MAX > 4 1384#define NulChar 0,0,0 /* ncurses6 */ 1385#elif CCHARW_MAX > 3 1386#define NulChar 0,0 1387#elif CCHARW_MAX > 2 1388#define NulChar 0 1389#else 1390#define NulChar /* nothing */ 1391#endif 1392 1393#define CharOf(c) ((c).chars[0]) 1394#define AttrOf(c) ((c).attr) 1395 1396#define AddAttr(c,a) AttrOf(c) |= ((a) & A_ATTRIBUTES) 1397#define RemAttr(c,a) AttrOf(c) &= ~((a) & A_ATTRIBUTES) 1398#define SetAttr(c,a) AttrOf(c) = ((a) & A_ATTRIBUTES) | WidecExt(c) 1399 1400#define NewChar2(c,a) { a, { c, NulChar } NulColor } 1401#define NewChar(ch) NewChar2(ChCharOf(ch), ChAttrOf(ch)) 1402 1403#if CCHARW_MAX > 1 1404#define CharEq(a,b) (((a).attr == (b).attr) \ 1405 && !memcmp((a).chars, \ 1406 (b).chars, \ 1407 CCHARW_MAX * sizeof((b).chars[0])) \ 1408 if_EXT_COLORS(&& (a).ext_color == (b).ext_color)) 1409#else 1410#define CharEq(a,b) (!memcmp(&(a), &(b), sizeof(a))) 1411#endif 1412 1413#define SetChar(ch,c,a) do { \ 1414 NCURSES_CH_T *_cp = &(ch); \ 1415 memset(_cp, 0, sizeof(ch)); \ 1416 _cp->chars[0] = (wchar_t) (c); \ 1417 _cp->attr = (a); \ 1418 if_EXT_COLORS(SetPair(ch, PairNumber(a))); \ 1419 } while (0) 1420#define CHREF(wch) (&(wch)) 1421#define CHDEREF(wch) (*(wch)) 1422#define ARG_CH_T NCURSES_CH_T * 1423#define CARG_CH_T const NCURSES_CH_T * 1424#define PUTC_DATA char PUTC_buf[MB_LEN_MAX]; int PUTC_i, PUTC_n; \ 1425 mbstate_t PUT_st; wchar_t PUTC_ch 1426#define PUTC_INIT init_mb (PUT_st) 1427#define PUTC(ch) do { if(!isWidecExt(ch)) { \ 1428 if (Charable(ch)) { \ 1429 TR_PUTC(CharOf(ch)); \ 1430 NCURSES_OUTC_FUNC (NCURSES_SP_ARGx CharOf(ch)); \ 1431 COUNT_OUTCHARS(1); \ 1432 } else { \ 1433 for (PUTC_i = 0; PUTC_i < CCHARW_MAX; ++PUTC_i) { \ 1434 PUTC_ch = (ch).chars[PUTC_i]; \ 1435 if (PUTC_ch == L'\0') \ 1436 break; \ 1437 PUTC_INIT; \ 1438 PUTC_n = (int) wcrtomb(PUTC_buf, \ 1439 (ch).chars[PUTC_i], &PUT_st); \ 1440 if (PUTC_n <= 0) { \ 1441 if (PUTC_ch && is8bits(PUTC_ch) && PUTC_i == 0) { \ 1442 TR_PUTC(CharOf(ch)); \ 1443 NCURSES_OUTC_FUNC (NCURSES_SP_ARGx CharOf(ch)); \ 1444 } \ 1445 break; \ 1446 } else { \ 1447 int PUTC_j; \ 1448 for (PUTC_j = 0; PUTC_j < PUTC_n; ++PUTC_j) { \ 1449 TR_PUTC(PUTC_buf[PUTC_j]); \ 1450 NCURSES_OUTC_FUNC (NCURSES_SP_ARGx PUTC_buf[PUTC_j]); \ 1451 } \ 1452 } \ 1453 } \ 1454 COUNT_OUTCHARS(PUTC_i); \ 1455 } } } while (0) 1456 1457#define BLANK NewChar2(' ', WA_NORMAL) 1458#define ZEROS NewChar2('\0', WA_NORMAL) 1459#define ISBLANK(ch) ((ch).chars[0] == L' ' && (ch).chars[1] == L'\0') 1460 1461 /* 1462 * Wide characters cannot be represented in the A_CHARTEXT mask of 1463 * attr_t's but an application might have set a narrow character there. 1464 * But even in that case, it would only be a printable character, or 1465 * zero. Otherwise we can use those bits to tell if a cell is the 1466 * first or extension part of a wide character. 1467 */ 1468#define WidecExt(ch) (int) (AttrOf(ch) & A_CHARTEXT) 1469#define isWidecBase(ch) (WidecExt(ch) == 1) 1470#define isWidecExt(ch) (WidecExt(ch) > 1 && WidecExt(ch) < 32) 1471#define SetWidecExt(dst, ext) AttrOf(dst) &= ~A_CHARTEXT, \ 1472 AttrOf(dst) |= (attr_t) (ext + 1) 1473 1474#define if_WIDEC(code) code 1475#define Charable(ch) (((SP_PARM->_legacy_coding) \ 1476 || (AttrOf(ch) & A_ALTCHARSET) \ 1477 || (!isWidecExt(ch))) && \ 1478 (ch).chars[1] == L'\0' && \ 1479 _nc_is_charable(CharOf(ch))) 1480 1481#define L(ch) L ## ch 1482#else /* }{ */ 1483#define CharOf(c) ChCharOf(c) 1484#define AttrOf(c) ChAttrOf(c) 1485#define AddAttr(c,a) c |= (a) 1486#define RemAttr(c,a) c &= ~((a) & A_ATTRIBUTES) 1487#define SetAttr(c,a) c = ((c) & ~A_ATTRIBUTES) | (a) 1488#define NewChar(ch) (ch) 1489#define NewChar2(c,a) ((c) | (a)) 1490#define CharEq(a,b) ((a) == (b)) 1491#define SetChar(ch,c,a) ch = (c) | (a) 1492#define CHREF(wch) wch 1493#define CHDEREF(wch) wch 1494#define ARG_CH_T NCURSES_CH_T 1495#define CARG_CH_T NCURSES_CH_T 1496#define PUTC_DATA /* nothing */ 1497#define PUTC(ch) { \ 1498 TR_PUTC(ch); \ 1499 NCURSES_OUTC_FUNC (NCURSES_SP_ARGx (int) ch); \ 1500 } 1501 1502#define BLANK (' '|A_NORMAL) 1503#define ZEROS ('\0'|A_NORMAL) 1504#define ISBLANK(ch) (CharOf(ch) == ' ') 1505 1506#define isWidecExt(ch) (0) 1507#define if_WIDEC(code) /* nothing */ 1508 1509#define Charable(ch) (CharOf(ch) >= ' ' && CharOf(ch) <= '~') 1510#define L(ch) ch 1511#endif /* } */ 1512 1513#define AttrOfD(ch) AttrOf(CHDEREF(ch)) 1514#define CharOfD(ch) CharOf(CHDEREF(ch)) 1515#define SetChar2(wch,ch) SetChar(wch,ChCharOf(ch),ChAttrOf(ch)) 1516 1517#define BLANK_ATTR A_NORMAL 1518#define BLANK_TEXT L(' ') 1519 1520#define CHANGED -1 1521 1522#define LEGALYX(w, y, x) \ 1523 ((w) != 0 && \ 1524 ((x) >= 0 && (x) <= (w)->_maxx && \ 1525 (y) >= 0 && (y) <= (w)->_maxy)) 1526 1527#define CHANGED_CELL(line,col) \ 1528 if (line->firstchar == _NOCHANGE) \ 1529 line->firstchar = line->lastchar = (NCURSES_SIZE_T) (col); \ 1530 else if ((col) < line->firstchar) \ 1531 line->firstchar = (NCURSES_SIZE_T) (col); \ 1532 else if ((col) > line->lastchar) \ 1533 line->lastchar = (NCURSES_SIZE_T) (col) 1534 1535#define CHANGED_RANGE(line,start,end) \ 1536 if (line->firstchar == _NOCHANGE \ 1537 || line->firstchar > (start)) \ 1538 line->firstchar = (NCURSES_SIZE_T) (start); \ 1539 if (line->lastchar == _NOCHANGE \ 1540 || line->lastchar < (end)) \ 1541 line->lastchar = (NCURSES_SIZE_T) (end) 1542 1543#define CHANGED_TO_EOL(line,start,end) \ 1544 if (line->firstchar == _NOCHANGE \ 1545 || line->firstchar > (start)) \ 1546 line->firstchar = (NCURSES_SIZE_T) (start); \ 1547 line->lastchar = (NCURSES_SIZE_T) (end) 1548 1549#define SIZEOF(v) (sizeof(v)/sizeof(v[0])) 1550 1551#include <nc_alloc.h> 1552#include <nc_access.h> 1553 1554#define FreeIfNeeded(p) if ((p) != 0) free(p) 1555 1556/* FreeAndNull() is not a comma-separated expression because some compilers 1557 * do not accept a mixture of void with values. 1558 */ 1559#define FreeAndNull(p) do { free(p); p = 0; } while (0) 1560 1561#ifdef EXP_OOM_TESTING 1562extern NCURSES_EXPORT(void *) _nc_oom_malloc(size_t size); 1563extern NCURSES_EXPORT(void *) _nc_oom_calloc(size_t nmemb, size_t size); 1564extern NCURSES_EXPORT(void *) _nc_oom_realloc(void *ptr, size_t size); 1565extern NCURSES_EXPORT(void) _nc_oom_free(void *ptr); 1566extern NCURSES_EXPORT(char *) _nc_oom_strdup(const char *ptr); 1567#define malloc(size) _nc_oom_malloc(size) 1568#define calloc(nmemb, size) _nc_oom_calloc(nmemb, size) 1569#define realloc(ptr, size) _nc_oom_realloc(ptr, size) 1570#define free(ptr) _nc_oom_free(ptr) 1571#define strdup(ptr) _nc_oom_strdup(ptr) 1572#endif 1573 1574/* 1575 * Use these for tic/infocmp malloc failures. Generally the ncurses library 1576 * tries to limp along after a failure. 1577 */ 1578#define TYPE_MALLOC(type, size, name) \ 1579 do { \ 1580 name = typeMalloc(type, size); \ 1581 if (name == 0) \ 1582 _nc_err_abort(MSG_NO_MEMORY); \ 1583 } while (0) 1584 1585#define TYPE_CALLOC(type, size, name) \ 1586 do { \ 1587 name = typeCalloc(type, size); \ 1588 if (name == 0) \ 1589 _nc_err_abort(MSG_NO_MEMORY); \ 1590 } while (0) 1591 1592#define TYPE_REALLOC(type, size, name) \ 1593 do { \ 1594 name = typeRealloc(type, size, name); \ 1595 if (name == 0) \ 1596 _nc_err_abort(MSG_NO_MEMORY); \ 1597 } while (0) 1598 1599/* 1600 * TTY bit definition for converting tabs to spaces. 1601 */ 1602#ifdef TAB3 1603# define OFLAGS_TABS TAB3 /* POSIX specifies TAB3 */ 1604#else 1605# ifdef XTABS 1606# define OFLAGS_TABS XTABS /* XTABS is usually the "same" */ 1607# else 1608# ifdef OXTABS 1609# define OFLAGS_TABS OXTABS /* the traditional BSD equivalent */ 1610# else 1611# define OFLAGS_TABS 0 1612# endif 1613# endif 1614#endif 1615 1616#ifdef __TANDEM 1617#define ROOT_UID 65535 1618#endif 1619 1620#ifndef ROOT_UID 1621#define ROOT_UID 0 1622#endif 1623 1624/* 1625 * Standardize/simplify common loops 1626 */ 1627#define each_screen(p) p = _nc_screen_chain; p != 0; p = (p)->_next_screen 1628#define each_window(sp,p) p = WindowList(sp); p != 0; p = (p)->next 1629#define each_ripoff(p) p = safe_ripoff_stack; (p - safe_ripoff_stack) < N_RIPS; ++p 1630 1631/* 1632 * Prefixes for call/return points of library function traces. We use these to 1633 * instrument the public functions so that the traces can be easily transformed 1634 * into regression scripts. 1635 */ 1636#define T_CALLED(fmt) "called {" fmt 1637#define T_CREATE(fmt) "create :" fmt 1638#define T_RETURN(fmt) "return }" fmt 1639 1640#define NonNull(s) ((s) != 0 ? s : "<null>") 1641#define NonEmpty(s) ((s) != 0 && *(s) != '\0') 1642 1643#ifdef TRACE 1644 1645#if USE_REENTRANT 1646#define TPUTS_TRACE(s) _nc_set_tputs_trace(s); 1647#else 1648#define TPUTS_TRACE(s) _nc_tputs_trace = s; 1649#endif 1650 1651#ifdef HAVE_CONSISTENT_GETENV 1652#define START_TRACE() \ 1653 if ((_nc_tracing & TRACE_MAXIMUM) == 0) { \ 1654 int t = _nc_getenv_num("NCURSES_TRACE"); \ 1655 if (t >= 0) \ 1656 curses_trace((unsigned) t); \ 1657 } 1658#else 1659#define START_TRACE() /* nothing */ 1660#endif 1661 1662/* 1663 * Many of the _tracef() calls use static buffers; lock the trace state before 1664 * trying to fill them. 1665 */ 1666#if USE_REENTRANT 1667#define USE_TRACEF(mask) _nc_use_tracef(mask) 1668extern NCURSES_EXPORT(int) _nc_use_tracef (unsigned); 1669extern NCURSES_EXPORT(void) _nc_locked_tracef (const char *, ...) GCC_PRINTFLIKE(1,2); 1670#else 1671#define USE_TRACEF(mask) (_nc_tracing & (mask)) 1672#define _nc_locked_tracef _tracef 1673#endif 1674 1675#define TR(n, a) if (USE_TRACEF(n)) _nc_locked_tracef a 1676#define T(a) TR(TRACE_CALLS, a) 1677#define TRACE_RETURN(value,type) return _nc_retrace_##type((type)(value)) 1678#define TRACE_RETURN1(value,dst) return _nc_retrace_##dst(value) 1679#define TRACE_RETURN2(value,dst,src) return _nc_retrace_##dst##_##src(value) 1680#define TRACE_RETURN_SP(value,type) return _nc_retrace_##type(SP_PARM, value) 1681 1682typedef void VoidFunc(void); 1683 1684#define TR_FUNC_LEN ((sizeof(void *) + sizeof(void (*)(void))) * 2 + 4) 1685#define TR_FUNC_BFR(max) char tr_func_data[max][TR_FUNC_LEN] 1686#define TR_FUNC_ARG(num,func) _nc_fmt_funcptr(&tr_func_data[num][0], (const char *)&(func), sizeof((func))) 1687 1688#define returnAttr(code) TRACE_RETURN(code,attr_t) 1689#define returnBits(code) TRACE_RETURN(code,unsigned) 1690#define returnBool(code) TRACE_RETURN(code,bool) 1691#define returnCPtr(code) TRACE_RETURN1(code,cptr) 1692#define returnCVoidPtr(code) TRACE_RETURN1(code,cvoid_ptr) 1693#define returnChar(code) TRACE_RETURN(code,char) 1694#define returnChtype(code) TRACE_RETURN(code,chtype) 1695#define returnCode(code) TRACE_RETURN(code,int) 1696#define returnIntAttr(code) TRACE_RETURN2(code,int,attr_t) 1697#define returnMMask(code) TRACE_RETURN_SP(code,mmask_t) 1698#define returnPtr(code) TRACE_RETURN1(code,ptr) 1699#define returnSP(code) TRACE_RETURN1(code,sp) 1700#define returnVoid { T((T_RETURN(""))); return; } 1701#define returnVoidPtr(code) TRACE_RETURN1(code,void_ptr) 1702#define returnWin(code) TRACE_RETURN1(code,win) 1703 1704#define returnDB(rc) do { TR(TRACE_DATABASE,(T_RETURN("code %d"), (rc))); return (rc); } while (0) 1705#define returnPtrDB(rc) do { TR(TRACE_DATABASE,(T_RETURN("%p"), (rc))); return (rc); } while (0) 1706#define returnVoidDB do { TR(TRACE_DATABASE,(T_RETURN(""))); return; } while (0) 1707 1708extern NCURSES_EXPORT(NCURSES_BOOL) _nc_retrace_bool (int); 1709extern NCURSES_EXPORT(NCURSES_CONST void *) _nc_retrace_cvoid_ptr (NCURSES_CONST void *); 1710extern NCURSES_EXPORT(SCREEN *) _nc_retrace_sp (SCREEN *); 1711extern NCURSES_EXPORT(WINDOW *) _nc_retrace_win (WINDOW *); 1712extern NCURSES_EXPORT(attr_t) _nc_retrace_attr_t (attr_t); 1713extern NCURSES_EXPORT(char *) _nc_retrace_ptr (char *); 1714extern NCURSES_EXPORT(char *) _nc_trace_ttymode(const TTY *tty); 1715extern NCURSES_EXPORT(char *) _nc_varargs (const char *, va_list); 1716extern NCURSES_EXPORT(chtype) _nc_retrace_chtype (chtype); 1717extern NCURSES_EXPORT(const char *) _nc_altcharset_name(attr_t, chtype); 1718extern NCURSES_EXPORT(const char *) _nc_retrace_cptr (const char *); 1719extern NCURSES_EXPORT(char) _nc_retrace_char (int); 1720extern NCURSES_EXPORT(int) _nc_retrace_int (int); 1721extern NCURSES_EXPORT(int) _nc_retrace_int_attr_t (attr_t); 1722extern NCURSES_EXPORT(mmask_t) _nc_retrace_mmask_t (SCREEN *, mmask_t); 1723extern NCURSES_EXPORT(unsigned) _nc_retrace_unsigned (unsigned); 1724extern NCURSES_EXPORT(void *) _nc_retrace_void_ptr (void *); 1725extern NCURSES_EXPORT(void) _nc_fifo_dump (SCREEN *); 1726 1727extern NCURSES_EXPORT(char *) _nc_fmt_funcptr(char *, const char *, size_t); 1728 1729#if USE_REENTRANT 1730NCURSES_WRAPPED_VAR(long, _nc_outchars); 1731NCURSES_WRAPPED_VAR(const char *, _nc_tputs_trace); 1732#define _nc_outchars NCURSES_PUBLIC_VAR(_nc_outchars()) 1733#define _nc_tputs_trace NCURSES_PUBLIC_VAR(_nc_tputs_trace()) 1734extern NCURSES_EXPORT(void) _nc_set_tputs_trace (const char *); 1735extern NCURSES_EXPORT(void) _nc_count_outchars (long); 1736#else 1737extern NCURSES_EXPORT_VAR(const char *) _nc_tputs_trace; 1738extern NCURSES_EXPORT_VAR(long) _nc_outchars; 1739#endif 1740 1741extern NCURSES_EXPORT_VAR(unsigned) _nc_tracing; 1742 1743extern NCURSES_EXPORT(char *) _nc_tracebits (void); 1744extern NCURSES_EXPORT(char *) _tracemouse (const MEVENT *); 1745extern NCURSES_EXPORT(void) _tracedump (const char *, WINDOW *); 1746 1747#if USE_WIDEC_SUPPORT 1748extern NCURSES_EXPORT(const char *) _nc_viswbuf2 (int, const wchar_t *); 1749extern NCURSES_EXPORT(const char *) _nc_viswbufn (const wchar_t *, int); 1750#endif 1751 1752extern NCURSES_EXPORT(const char *) _nc_viscbuf2 (int, const NCURSES_CH_T *, int); 1753extern NCURSES_EXPORT(const char *) _nc_viscbuf (const NCURSES_CH_T *, int); 1754 1755#else /* !TRACE */ 1756 1757#define START_TRACE() /* nothing */ 1758 1759#define T(a) 1760#define TR(n, a) 1761#define TPUTS_TRACE(s) 1762#define TR_FUNC_BFR(max) 1763 1764#define returnAttr(code) return code 1765#define returnBits(code) return code 1766#define returnBool(code) return code 1767#define returnCPtr(code) return code 1768#define returnCVoidPtr(code) return code 1769#define returnChar(code) return ((char) code) 1770#define returnChtype(code) return code 1771#define returnCode(code) return code 1772#define returnIntAttr(code) return code 1773#define returnMMask(code) return code 1774#define returnPtr(code) return code 1775#define returnSP(code) return code 1776#define returnVoid return 1777#define returnVoidPtr(code) return code 1778#define returnWin(code) return code 1779 1780#define returnDB(code) return code 1781#define returnPtrDB(rc) return rc 1782#define returnVoidDB return 1783 1784#endif /* TRACE/!TRACE */ 1785 1786/* 1787 * Workaround for defective implementation of gcc attribute warn_unused_result 1788 */ 1789#if defined(__GNUC__) && defined(_FORTIFY_SOURCE) 1790#define IGNORE_RC(func) errno = (int) func 1791#else 1792#define IGNORE_RC(func) (void) func 1793#endif /* gcc workarounds */ 1794 1795/* 1796 * Return-codes for tgetent() and friends. 1797 */ 1798#define TGETENT_YES 1 /* entry is found */ 1799#define TGETENT_NO 0 /* entry is not found */ 1800#define TGETENT_ERR -1 /* an error occurred */ 1801 1802extern NCURSES_EXPORT(const char *) _nc_visbuf2 (int, const char *); 1803extern NCURSES_EXPORT(const char *) _nc_visbufn (const char *, int); 1804 1805#define EMPTY_MODULE(name) \ 1806extern NCURSES_EXPORT(void) name (void); \ 1807 NCURSES_EXPORT(void) name (void) { } 1808 1809#define ALL_BUT_COLOR ((chtype)~(A_COLOR)) 1810#define NONBLANK_ATTR (A_BOLD | A_DIM | A_BLINK | A_ITALIC) 1811#define TPARM_ATTR (A_STANDOUT | A_UNDERLINE | A_REVERSE | A_BLINK | A_DIM | A_BOLD | A_ALTCHARSET | A_INVIS | A_PROTECT) 1812#define XMC_CONFLICT (A_STANDOUT | A_UNDERLINE | A_REVERSE | A_BLINK | A_DIM | A_BOLD | A_INVIS | A_PROTECT | A_ITALIC) 1813#define XMC_CHANGES(c) ((c) & SP_PARM->_xmc_suppress) 1814 1815#define toggle_attr_on(S,at) {\ 1816 if (PairNumber(at) > 0) {\ 1817 (S) = ((S) & ALL_BUT_COLOR) | (attr_t) (at);\ 1818 } else {\ 1819 (S) |= (attr_t) (at);\ 1820 }\ 1821 TR(TRACE_ATTRS, ("new attribute is %s", _traceattr((S))));} 1822 1823 1824#define toggle_attr_off(S,at) {\ 1825 if (PairNumber(at) > 0) {\ 1826 (S) &= ~(at|A_COLOR);\ 1827 } else {\ 1828 (S) &= ~(at);\ 1829 }\ 1830 TR(TRACE_ATTRS, ("new attribute is %s", _traceattr((S))));} 1831 1832#define DelCharCost(sp,count) \ 1833 ((parm_dch != 0) \ 1834 ? sp->_dch_cost \ 1835 : ((delete_character != 0) \ 1836 ? (sp->_dch1_cost * count) \ 1837 : INFINITY)) 1838 1839#define InsCharCost(sp,count) \ 1840 ((parm_ich != 0) \ 1841 ? sp->_ich_cost \ 1842 : ((enter_insert_mode && exit_insert_mode) \ 1843 ? sp->_smir_cost + sp->_rmir_cost + (sp->_ip_cost * count) \ 1844 : ((insert_character != 0) \ 1845 ? ((sp->_ich1_cost + sp->_ip_cost) * count) \ 1846 : INFINITY))) 1847 1848#if USE_XMC_SUPPORT 1849#define UpdateAttrs(sp,c) if (!SameAttrOf(SCREEN_ATTRS(sp), c)) { \ 1850 attr_t chg = AttrOf(SCREEN_ATTRS(sp)); \ 1851 VIDPUTS(sp, AttrOf(c), GetPair(c)); \ 1852 if (magic_cookie_glitch > 0 \ 1853 && XMC_CHANGES((chg ^ AttrOf(SCREEN_ATTRS(sp))))) { \ 1854 T(("%s @%d before glitch %d,%d", \ 1855 __FILE__, __LINE__, \ 1856 sp->_cursrow, \ 1857 sp->_curscol)); \ 1858 NCURSES_SP_NAME(_nc_do_xmc_glitch)(NCURSES_SP_ARGx chg); \ 1859 } \ 1860 } 1861#else 1862#define UpdateAttrs(sp,c) if (!SameAttrOf(SCREEN_ATTRS(sp), c)) { \ 1863 VIDPUTS(sp, AttrOf(c), GetPair(c)); \ 1864 } 1865#endif 1866 1867/* 1868 * Macros to make additional parameter to implement wgetch_events() 1869 */ 1870#ifdef NCURSES_WGETCH_EVENTS 1871#define EVENTLIST_0th(param) param 1872#define EVENTLIST_1st(param) param 1873#define EVENTLIST_2nd(param) , param 1874#define TWAIT_MASK (TW_ANY | TW_EVENT) 1875#else 1876#define EVENTLIST_0th(param) void 1877#define EVENTLIST_1st(param) /* nothing */ 1878#define EVENTLIST_2nd(param) /* nothing */ 1879#define TWAIT_MASK TW_ANY 1880#endif 1881 1882#if NCURSES_EXPANDED && NCURSES_EXT_FUNCS 1883 1884#undef toggle_attr_on 1885#define toggle_attr_on(S,at) _nc_toggle_attr_on(&(S), at) 1886extern NCURSES_EXPORT(void) _nc_toggle_attr_on (attr_t *, attr_t); 1887 1888#undef toggle_attr_off 1889#define toggle_attr_off(S,at) _nc_toggle_attr_off(&(S), at) 1890extern NCURSES_EXPORT(void) _nc_toggle_attr_off (attr_t *, attr_t); 1891 1892#undef DelCharCost 1893#define DelCharCost(sp, count) NCURSES_SP_NAME(_nc_DelCharCost)(NCURSES_SP_ARGx count) 1894 1895#undef InsCharCost 1896#define InsCharCost(sp, count) NCURSES_SP_NAME(_nc_InsCharCost)(NCURSES_SP_ARGx count) 1897 1898extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_DelCharCost) (NCURSES_SP_DCLx int _c); 1899extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_InsCharCost) (NCURSES_SP_DCLx int _c); 1900 1901#undef UpdateAttrs 1902#define UpdateAttrs(sp,c) NCURSES_SP_NAME(_nc_UpdateAttrs)(NCURSES_SP_ARGx CHREF(c)) 1903 1904#if USE_WIDEC_SUPPORT || defined(NEED_NCURSES_CH_T) 1905extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_UpdateAttrs) (NCURSES_SP_DCLx CARG_CH_T _c); 1906#else 1907extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_UpdateAttrs) (NCURSES_SP_DCLx chtype c); 1908#endif 1909 1910#if NCURSES_SP_FUNCS 1911extern NCURSES_EXPORT(int) _nc_DelCharCost (int); 1912extern NCURSES_EXPORT(int) _nc_InsCharCost (int); 1913extern NCURSES_EXPORT(void) _nc_UpdateAttrs (CARG_CH_T); 1914#endif /* NCURSES_SP_FUNCS */ 1915 1916#else 1917 1918extern NCURSES_EXPORT(void) _nc_expanded (void); 1919 1920#endif 1921 1922#if !NCURSES_EXT_FUNCS 1923#define set_escdelay(value) ESCDELAY = value 1924#endif 1925 1926#if !HAVE_GETCWD 1927#define getcwd(buf,len) getwd(buf) 1928#endif 1929 1930#define save_ttytype(termp) \ 1931 if (TerminalType(termp).term_names != 0) { \ 1932 _nc_STRNCPY(ttytype, \ 1933 TerminalType(termp).term_names, \ 1934 NAMESIZE - 1); \ 1935 ttytype[NAMESIZE - 1] = '\0'; \ 1936 } 1937 1938#if !NCURSES_WCWIDTH_GRAPHICS 1939extern NCURSES_EXPORT(int) _nc_wacs_width(unsigned); 1940#else 1941#define _nc_wacs_width(ch) wcwidth(ch) 1942#endif 1943 1944/* charable.c */ 1945#if USE_WIDEC_SUPPORT 1946extern NCURSES_EXPORT(bool) _nc_is_charable(wchar_t); 1947extern NCURSES_EXPORT(int) _nc_to_char(wint_t); 1948extern NCURSES_EXPORT(wint_t) _nc_to_widechar(int); 1949#endif 1950 1951/* comp_captab.c */ 1952typedef struct { 1953 short nte_name; /* offset of name to hash on */ 1954 int nte_type; /* BOOLEAN, NUMBER or STRING */ 1955 short nte_index; /* index of associated variable in its array */ 1956 short nte_link; /* index in table of next hash, or -1 */ 1957} name_table_data; 1958 1959typedef struct 1960{ 1961 short from; 1962 short to; 1963 short source; 1964} alias_table_data; 1965 1966/* comp_userdefs.c */ 1967typedef struct { 1968 short ute_name; /* offset of name to hash on */ 1969 unsigned ute_type; /* mask (BOOLEAN, NUMBER, STRING) */ 1970 unsigned ute_argc; /* number of parameters */ 1971 unsigned ute_args; /* bit-mask for string parameters */ 1972 short ute_index; /* index of associated variable in its array */ 1973 short ute_link; /* index in table of next hash, or -1 */ 1974} user_table_data; 1975 1976/* doupdate.c */ 1977#if USE_XMC_SUPPORT 1978extern NCURSES_EXPORT(void) _nc_do_xmc_glitch (attr_t); 1979#endif 1980 1981/* hardscroll.c */ 1982#if defined(TRACE) || defined(SCROLLDEBUG) || defined(HASHDEBUG) 1983extern NCURSES_EXPORT(void) _nc_linedump (void); 1984#endif 1985 1986/* lib_acs.c */ 1987extern NCURSES_EXPORT(void) _nc_init_acs (void); /* corresponds to traditional 'init_acs()' */ 1988extern NCURSES_EXPORT(int) _nc_msec_cost (const char *const, int); 1989 1990/* lib_addch.c */ 1991#if USE_WIDEC_SUPPORT 1992extern NCURSES_EXPORT(int) _nc_build_wch(WINDOW *win, ARG_CH_T ch); 1993#endif 1994 1995/* lib_addstr.c */ 1996#if USE_WIDEC_SUPPORT && !(defined(USE_TERMLIB) || defined(USE_BUILD_CC)) 1997extern NCURSES_EXPORT(int) _nc_wchstrlen(const cchar_t *); 1998#endif 1999 2000/* lib_color.c */ 2001extern NCURSES_EXPORT(int) _nc_init_color(SCREEN *, int, int, int, int); 2002extern NCURSES_EXPORT(int) _nc_init_pair(SCREEN *, int, int, int); 2003extern NCURSES_EXPORT(int) _nc_pair_content(SCREEN *, int, int *, int *); 2004extern NCURSES_EXPORT(bool) _nc_reset_colors(void); 2005extern NCURSES_EXPORT(void) _nc_reserve_pairs(SCREEN *, int); 2006extern NCURSES_EXPORT(void) _nc_change_pair(SCREEN *, int); 2007 2008#define ReservePairs(sp,want) \ 2009 if ((sp->_color_pairs == 0) || (want >= sp->_pair_alloc)) \ 2010 _nc_reserve_pairs(sp, want) 2011 2012/* lib_getch.c */ 2013extern NCURSES_EXPORT(int) _nc_wgetch(WINDOW *, int *, int EVENTLIST_2nd(_nc_eventlist *)); 2014 2015/* lib_insch.c */ 2016extern NCURSES_EXPORT(int) _nc_insert_ch(SCREEN *, WINDOW *, chtype); 2017 2018/* lib_mvcur.c */ 2019#define INFINITY 1000000 /* cost: too high to use */ 2020 2021extern NCURSES_EXPORT(int) _nc_mvcur(int yold, int xold, int ynew, int xnew); 2022 2023extern NCURSES_EXPORT(void) _nc_mvcur_init (void); 2024extern NCURSES_EXPORT(void) _nc_mvcur_resume (void); 2025extern NCURSES_EXPORT(void) _nc_mvcur_wrap (void); 2026 2027extern NCURSES_EXPORT(int) _nc_scrolln (int, int, int, int); 2028 2029extern NCURSES_EXPORT(void) _nc_screen_init (void); 2030extern NCURSES_EXPORT(void) _nc_screen_resume (void); 2031extern NCURSES_EXPORT(void) _nc_screen_wrap (void); 2032 2033/* lib_mouse.c */ 2034extern NCURSES_EXPORT(bool) _nc_has_mouse (SCREEN *); 2035 2036/* lib_mvcur.c */ 2037#define INFINITY 1000000 /* cost: too high to use */ 2038#define BAUDBYTE 9 /* 9 = 7 bits + 1 parity + 1 stop */ 2039 2040/* lib_setup.c */ 2041extern NCURSES_EXPORT(char *) _nc_get_locale(void); 2042extern NCURSES_EXPORT(int) _nc_unicode_locale(void); 2043extern NCURSES_EXPORT(int) _nc_locale_breaks_acs(TERMINAL *); 2044extern NCURSES_EXPORT(int) _nc_setupterm(const char *, int, int *, int); 2045extern NCURSES_EXPORT(void) _nc_tinfo_cmdch(TERMINAL *, int); 2046 2047#ifdef USE_PTHREADS 2048extern NCURSES_EXPORT(SCREEN *) _nc_find_prescr(void); 2049extern NCURSES_EXPORT(void) _nc_forget_prescr(void); 2050#else 2051#define _nc_find_prescr() _nc_prescreen.allocated 2052#define _nc_forget_prescr() _nc_prescreen.allocated = 0 2053#endif 2054 2055/* lib_set_term.c */ 2056extern NCURSES_EXPORT(int) _nc_ripoffline(int, int(*)(WINDOW*, int)); 2057 2058/* lib_setup.c */ 2059#define ExitTerminfo(code) exit_terminfo(code) 2060 2061#define SETUP_FAIL ERR 2062 2063#define ret_error(rc, fmt, p, q) if (errret) {\ 2064 *errret = rc;\ 2065 q;\ 2066 returnCode(SETUP_FAIL);\ 2067 } else {\ 2068 fprintf(stderr, fmt, p);\ 2069 q;\ 2070 ExitTerminfo(EXIT_FAILURE);\ 2071 } 2072 2073#define ret_error1(rc, fmt, p, q) ret_error(rc, "'%s': " fmt, p, q) 2074 2075#define ret_error0(rc, msg) if (errret) {\ 2076 *errret = rc;\ 2077 returnCode(SETUP_FAIL);\ 2078 } else {\ 2079 fprintf(stderr, msg);\ 2080 ExitTerminfo(EXIT_FAILURE);\ 2081 } 2082 2083/* lib_tstp.c */ 2084#if USE_SIGWINCH 2085extern NCURSES_EXPORT(int) _nc_handle_sigwinch(SCREEN *); 2086#else 2087#define _nc_handle_sigwinch(a) /* nothing */ 2088#endif 2089 2090/* lib_wacs.c */ 2091#if USE_WIDEC_SUPPORT 2092extern NCURSES_EXPORT(void) _nc_init_wacs(void); 2093#endif 2094 2095typedef struct { 2096 char *s_head; /* beginning of the string (may be null) */ 2097 char *s_tail; /* end of the string (may be null) */ 2098 size_t s_size; /* current remaining size available */ 2099 size_t s_init; /* total size available */ 2100} string_desc; 2101 2102/* strings.c */ 2103extern NCURSES_EXPORT(string_desc *) _nc_str_init (string_desc *, char *, size_t); 2104extern NCURSES_EXPORT(string_desc *) _nc_str_null (string_desc *, size_t); 2105extern NCURSES_EXPORT(string_desc *) _nc_str_copy (string_desc *, const string_desc *); 2106extern NCURSES_EXPORT(bool) _nc_safe_strcat (string_desc *, const char *); 2107extern NCURSES_EXPORT(bool) _nc_safe_strcpy (string_desc *, const char *); 2108 2109#if !HAVE_STRSTR 2110#define strstr _nc_strstr 2111extern NCURSES_EXPORT(char *) _nc_strstr (const char *, const char *); 2112#endif 2113 2114/* safe_sprintf.c */ 2115extern NCURSES_EXPORT(char *) _nc_printf_string (const char *, va_list); 2116 2117/* tries.c */ 2118extern NCURSES_EXPORT(int) _nc_add_to_try (TRIES **, const char *, unsigned); 2119extern NCURSES_EXPORT(char *) _nc_expand_try (TRIES *, unsigned, int *, size_t); 2120extern NCURSES_EXPORT(int) _nc_remove_key (TRIES **, unsigned); 2121extern NCURSES_EXPORT(int) _nc_remove_string (TRIES **, const char *); 2122 2123/* elsewhere ... */ 2124extern NCURSES_EXPORT(SCREEN *) _nc_screen_of (WINDOW *); 2125extern NCURSES_EXPORT(TERMINAL*) _nc_get_cur_term (void); 2126extern NCURSES_EXPORT(WINDOW *) _nc_makenew (int, int, int, int, int); 2127extern NCURSES_EXPORT(char *) _nc_trace_buf (int, size_t); 2128extern NCURSES_EXPORT(char *) _nc_trace_bufcat (int, const char *); 2129extern NCURSES_EXPORT(char *) _nc_tracechar (SCREEN *, int); 2130extern NCURSES_EXPORT(char *) _nc_tracemouse (SCREEN *, MEVENT const *); 2131extern NCURSES_EXPORT(char *) _nc_trace_mmask_t (SCREEN *, mmask_t); 2132extern NCURSES_EXPORT(int) _nc_access (const char *, int); 2133extern NCURSES_EXPORT(int) _nc_baudrate (int); 2134extern NCURSES_EXPORT(int) _nc_freewin (WINDOW *); 2135extern NCURSES_EXPORT(int) _nc_getenv_num (const char *); 2136extern NCURSES_EXPORT(int) _nc_keypad (SCREEN *, int); 2137extern NCURSES_EXPORT(int) _nc_ospeed (int); 2138extern NCURSES_EXPORT(int) _nc_outch (int); 2139extern NCURSES_EXPORT(int) _nc_putchar (int); 2140extern NCURSES_EXPORT(int) _nc_putp(const char *, const char *); 2141extern NCURSES_EXPORT(int) _nc_putp_flush(const char *, const char *); 2142extern NCURSES_EXPORT(int) _nc_read_termcap_entry (const char *const, TERMTYPE2 *const); 2143extern NCURSES_EXPORT(int) _nc_setup_tinfo(const char *, TERMTYPE2 *); 2144extern NCURSES_EXPORT(int) _nc_setupscreen (int, int, FILE *, int, int); 2145extern NCURSES_EXPORT(int) _nc_timed_wait (SCREEN *, int, int, int * EVENTLIST_2nd(_nc_eventlist *)); 2146extern NCURSES_EXPORT(int) _nc_trans_string (char *, const char *); 2147extern NCURSES_EXPORT(void) _nc_init_termtype (TERMTYPE2 *const); 2148extern NCURSES_EXPORT(void) _nc_do_color (int, int, int, NCURSES_OUTC); 2149extern NCURSES_EXPORT(void) _nc_flush (void); 2150extern NCURSES_EXPORT(void) _nc_free_entry (ENTRY *, TERMTYPE2 *); 2151extern NCURSES_EXPORT(void) _nc_freeall (void); 2152extern NCURSES_EXPORT(void) _nc_hash_map (void); 2153extern NCURSES_EXPORT(void) _nc_init_keytry (SCREEN *); 2154extern NCURSES_EXPORT(void) _nc_keep_tic_dir (const char *); 2155extern NCURSES_EXPORT(void) _nc_make_oldhash (int i); 2156extern NCURSES_EXPORT(void) _nc_reset_input (FILE *, char *); 2157extern NCURSES_EXPORT(void) _nc_scroll_oldhash (int n, int top, int bot); 2158extern NCURSES_EXPORT(void) _nc_scroll_optimize (void); 2159extern NCURSES_EXPORT(void) _nc_set_buffer (FILE *, int); 2160extern NCURSES_EXPORT(void) _nc_setenv_num (const char *, int); 2161extern NCURSES_EXPORT(void) _nc_signal_handler (int); 2162extern NCURSES_EXPORT(void) _nc_synchook (WINDOW *); 2163extern NCURSES_EXPORT(void) _nc_trace_tries (TRIES *); 2164 2165#if NCURSES_EXT_NUMBERS 2166extern NCURSES_EXPORT(const TERMTYPE2 *) _nc_fallback2 (const char *); 2167#else 2168#define _nc_fallback2(tp) _nc_fallback(tp) 2169#endif 2170 2171extern NCURSES_EXPORT(void) _nc_copy_termtype(TERMTYPE *, const TERMTYPE *); 2172 2173#if NCURSES_EXT_NUMBERS 2174extern NCURSES_EXPORT(void) _nc_copy_termtype2 (TERMTYPE2 *, const TERMTYPE2 *); 2175extern NCURSES_EXPORT(void) _nc_export_termtype2(TERMTYPE *, const TERMTYPE2 *); 2176#else 2177#define _nc_copy_termtype2(dst,src) _nc_copy_termtype((dst),(src)) 2178#define _nc_export_termtype2(dst,src) /* nothing */ 2179#define _nc_free_termtype2(t) _nc_free_termtype(t) 2180/* also... */ 2181#define _nc_read_entry2 _nc_read_entry 2182#endif 2183 2184#if NO_LEAKS 2185extern NCURSES_EXPORT(void) _nc_alloc_entry_leaks(void); 2186extern NCURSES_EXPORT(void) _nc_captoinfo_leaks(void); 2187extern NCURSES_EXPORT(void) _nc_codes_leaks(void); 2188extern NCURSES_EXPORT(void) _nc_comp_captab_leaks(void); 2189extern NCURSES_EXPORT(void) _nc_comp_error_leaks(void); 2190extern NCURSES_EXPORT(void) _nc_comp_scan_leaks(void); 2191extern NCURSES_EXPORT(void) _nc_comp_userdefs_leaks(void); 2192extern NCURSES_EXPORT(void) _nc_db_iterator_leaks(void); 2193extern NCURSES_EXPORT(void) _nc_keyname_leaks(void); 2194extern NCURSES_EXPORT(void) _nc_names_leaks(void); 2195extern NCURSES_EXPORT(void) _nc_tgetent_leak(const TERMINAL *); 2196extern NCURSES_EXPORT(void) _nc_tgetent_leaks(void); 2197#endif 2198 2199#if !(defined(USE_TERMLIB) || defined(USE_BUILD_CC)) 2200extern NCURSES_EXPORT(NCURSES_CH_T) _nc_render (WINDOW *, NCURSES_CH_T); 2201extern NCURSES_EXPORT(int) _nc_waddch_nosync (WINDOW *, const NCURSES_CH_T); 2202extern NCURSES_EXPORT(void) _nc_scroll_window (WINDOW *, int const, int const, int const, NCURSES_CH_T); 2203#endif 2204 2205#if USE_WIDEC_SUPPORT 2206extern NCURSES_EXPORT(int) _nc_insert_wch(WINDOW *, const cchar_t *); 2207#endif 2208 2209#if USE_WIDEC_SUPPORT && !(defined(USE_TERMLIB) || defined(USE_BUILD_CC)) 2210extern NCURSES_EXPORT(size_t) _nc_wcrtomb (char *, wchar_t, mbstate_t *); 2211#endif 2212 2213#if USE_SIZECHANGE 2214extern NCURSES_EXPORT(void) _nc_update_screensize (SCREEN *); 2215#endif 2216 2217#if HAVE_RESIZETERM 2218extern NCURSES_EXPORT(void) _nc_resize_margins (WINDOW *); 2219#else 2220#define _nc_resize_margins(wp) /* nothing */ 2221#endif 2222 2223#ifdef NCURSES_WGETCH_EVENTS 2224extern NCURSES_EXPORT(int) _nc_eventlist_timeout(_nc_eventlist *); 2225#else 2226#define wgetch_events(win, evl) wgetch(win) 2227#define wgetnstr_events(win, str, maxlen, evl) wgetnstr(win, str, maxlen) 2228#endif 2229 2230/* 2231 * Wide-character macros to hide some platform-differences. 2232 */ 2233#if USE_WIDEC_SUPPORT 2234 2235#if defined(_NC_WINDOWS) && !defined(_NC_MSC) && !defined(EXP_WIN32_DRIVER) 2236/* 2237 * MinGW has wide-character functions, but they do not work correctly. 2238 */ 2239extern int __MINGW_NOTHROW _nc_wctomb(char *, wchar_t); 2240#define wctomb(s,wc) _nc_wctomb(s,wc) 2241#define wcrtomb(s,wc,n) _nc_wctomb(s,wc) 2242 2243extern int __MINGW_NOTHROW _nc_mbtowc(wchar_t *, const char *, size_t); 2244#define mbtowc(pwc,s,n) _nc_mbtowc(pwc,s,n) 2245 2246extern int __MINGW_NOTHROW _nc_mblen(const char *, size_t); 2247#define mblen(s,n) _nc_mblen(s, n) 2248 2249#endif /* _NC_WINDOWS && !_NC_MSC */ 2250 2251#if defined(_NC_WINDOWS) || defined(_NC_MINGW) 2252/* see wcwidth.c */ 2253extern NCURSES_EXPORT(int) mk_wcwidth(wchar_t); 2254#define wcwidth(ucs) _nc_wcwidth(ucs) 2255#endif 2256 2257#if HAVE_MBTOWC && HAVE_MBLEN 2258#define reset_mbytes(state) IGNORE_RC(mblen(NULL, (size_t) 0)), IGNORE_RC(mbtowc(NULL, NULL, (size_t) 0)) 2259#define count_mbytes(buffer,length,state) mblen(buffer,length) 2260#define check_mbytes(wch,buffer,length,state) \ 2261 (int) mbtowc(&(wch), buffer, length) 2262#define state_unused 2263#elif HAVE_MBRTOWC && HAVE_MBRLEN 2264#define reset_mbytes(state) init_mb(state) 2265#define count_mbytes(buffer,length,state) mbrlen(buffer,length,&(state)) 2266#define check_mbytes(wch,buffer,length,state) \ 2267 (int) mbrtowc(&(wch), buffer, length, &(state)) 2268#else 2269make an error 2270#endif 2271 2272#endif /* USE_WIDEC_SUPPORT */ 2273 2274/* 2275 * Not everyone has vsscanf(), but we'd like to use it for scanw(). 2276 */ 2277#if !HAVE_VSSCANF 2278extern int vsscanf(const char *str, const char *format, va_list __arg); 2279#endif 2280 2281/* scroll indices */ 2282extern NCURSES_EXPORT_VAR(int *) _nc_oldnums; 2283 2284#define USE_SETBUF_0 0 2285 2286#define NC_OUTPUT(sp) ((sp != 0 && sp->_ofp != 0) ? sp->_ofp : stdout) 2287 2288/* 2289 * On systems with a broken linker, define 'SP' as a function to force the 2290 * linker to pull in the data-only module with 'SP'. 2291 */ 2292#define _nc_alloc_screen_sp() typeCalloc(SCREEN, 1) 2293 2294#if BROKEN_LINKER 2295#define SP _nc_screen() 2296extern NCURSES_EXPORT(SCREEN *) _nc_screen (void); 2297extern NCURSES_EXPORT(int) _nc_alloc_screen (void); 2298extern NCURSES_EXPORT(void) _nc_set_screen (SCREEN *); 2299#define CURRENT_SCREEN _nc_screen() 2300#else 2301/* current screen is private data; avoid possible linking conflicts too */ 2302extern NCURSES_EXPORT_VAR(SCREEN *) SP; 2303#define CURRENT_SCREEN SP 2304#define _nc_alloc_screen() ((SP = _nc_alloc_screen_sp()) != 0) 2305#define _nc_set_screen(sp) SP = sp 2306#endif 2307 2308#if NCURSES_SP_FUNCS 2309#define CURRENT_SCREEN_PRE (IsPreScreen(CURRENT_SCREEN) ? CURRENT_SCREEN : new_prescr()) 2310#else 2311#define CURRENT_SCREEN_PRE CURRENT_SCREEN 2312#endif 2313 2314/* 2315 * We don't want to use the lines or columns capabilities internally, because 2316 * if the application is running multiple screens under X, it is quite possible 2317 * they could all have type xterm but have different sizes! So... 2318 */ 2319#define screen_lines(sp) (sp)->_lines 2320#define screen_columns(sp) (sp)->_columns 2321 2322extern NCURSES_EXPORT(int) _nc_slk_initialize (WINDOW *, int); 2323extern NCURSES_EXPORT(int) _nc_format_slks (NCURSES_SP_DCLx int _c); 2324 2325/* 2326 * Some constants related to SLK's 2327 */ 2328#define MAX_SKEY_OLD 8 /* count of soft keys */ 2329#define MAX_SKEY_LEN_OLD 8 /* max length of soft key text */ 2330#define MAX_SKEY_PC 12 /* This is what most PC's have */ 2331#define MAX_SKEY_LEN_PC 5 2332 2333/* Macro to check whether or not we use a standard format */ 2334#define SLK_STDFMT(fmt) (fmt < 3) 2335/* Macro to determine height of label window */ 2336#define SLK_LINES(fmt) (SLK_STDFMT(fmt) ? 1 : ((fmt) - 2)) 2337 2338#define MAX_SKEY(fmt) (SLK_STDFMT(fmt)? MAX_SKEY_OLD : MAX_SKEY_PC) 2339#define MAX_SKEY_LEN(fmt) (SLK_STDFMT(fmt)? MAX_SKEY_LEN_OLD : MAX_SKEY_LEN_PC) 2340 2341/* 2342 * Common error messages 2343 */ 2344#define MSG_NO_MEMORY "Out of memory" 2345#define MSG_NO_INPUTS "Premature EOF" 2346 2347extern NCURSES_EXPORT(int) _nc_set_tty_mode(TTY *); 2348extern NCURSES_EXPORT(int) _nc_get_tty_mode(TTY *); 2349 2350/* timed_wait flag definitions */ 2351#define TW_NONE 0 2352#define TW_INPUT 1 2353#define TW_MOUSE 2 2354#define TW_ANY (TW_INPUT | TW_MOUSE) 2355#define TW_EVENT 4 2356 2357#define SetSafeOutcWrapper(outc) \ 2358 SCREEN* sp = CURRENT_SCREEN; \ 2359 struct screen outc_wrapper; \ 2360 if (sp==0) { \ 2361 sp = &outc_wrapper; \ 2362 memset(sp,0,sizeof(struct screen)); \ 2363 sp->_outch = _nc_outc_wrapper; \ 2364 }\ 2365 sp->jump = outc 2366 2367#ifdef USE_TERM_DRIVER 2368 2369typedef struct _termInfo 2370{ 2371 bool caninit; 2372 2373 bool hascolor; 2374 bool initcolor; 2375 bool canchange; 2376 2377 int tabsize; 2378 2379 int maxcolors; 2380 int maxpairs; 2381 int nocolorvideo; 2382 2383 int numbuttons; 2384 int numlabels; 2385 int labelwidth; 2386 int labelheight; 2387 2388 const color_t* defaultPalette; 2389} TerminalInfo; 2390 2391typedef struct term_driver { 2392 bool isTerminfo; 2393 const char* (*td_name)(struct DriverTCB*); 2394 bool (*td_CanHandle)(struct DriverTCB*, const char*, int*); 2395 void (*td_init)(struct DriverTCB*); 2396 void (*td_release)(struct DriverTCB*); 2397 int (*td_size)(struct DriverTCB*, int* Line, int *Cols); 2398 int (*td_sgmode)(struct DriverTCB*, int setFlag, TTY*); 2399 chtype (*td_conattr)(struct DriverTCB*); 2400 int (*td_hwcur)(struct DriverTCB*, int yold, int xold, int y, int x); 2401 int (*td_mode)(struct DriverTCB*, int progFlag, int defFlag); 2402 bool (*td_rescol)(struct DriverTCB*); 2403 bool (*td_rescolors)(struct DriverTCB*); 2404 void (*td_color)(struct DriverTCB*, int fore, int color, int(*)(SCREEN*, int)); 2405 int (*td_doBeepOrFlash)(struct DriverTCB*, int); 2406 void (*td_initpair)(struct DriverTCB*, int, int, int); 2407 void (*td_initcolor)(struct DriverTCB*, int, int, int, int); 2408 void (*td_docolor)(struct DriverTCB*, int, int, int, int(*)(SCREEN*, int)); 2409 void (*td_initmouse)(struct DriverTCB*); 2410 int (*td_testmouse)(struct DriverTCB*, int EVENTLIST_2nd(_nc_eventlist*)); 2411 void (*td_setfilter)(struct DriverTCB*); 2412 void (*td_hwlabel)(struct DriverTCB*, int, char*); 2413 void (*td_hwlabelOnOff)(struct DriverTCB*, int); 2414 int (*td_update)(struct DriverTCB*); 2415 int (*td_defaultcolors)(struct DriverTCB*, int, int); 2416 int (*td_print)(struct DriverTCB*, char*, int); 2417 int (*td_getsize)(struct DriverTCB*, int*, int*); 2418 int (*td_setsize)(struct DriverTCB*, int, int); 2419 void (*td_initacs)(struct DriverTCB*, chtype*, chtype*); 2420 void (*td_scinit)(SCREEN *); 2421 void (*td_scexit)(SCREEN *); 2422 int (*td_twait)(struct DriverTCB*, int, int, int* EVENTLIST_2nd(_nc_eventlist*)); 2423 int (*td_read)(struct DriverTCB*, int*); 2424 int (*td_nap)(struct DriverTCB*, int); 2425 int (*td_kpad)(struct DriverTCB*, int); 2426 int (*td_kyOk)(struct DriverTCB*, int, int); 2427 bool (*td_kyExist)(struct DriverTCB*, int); 2428 int (*td_cursorSet)(struct DriverTCB*, int); 2429} TERM_DRIVER; 2430 2431typedef struct DriverTCB 2432{ 2433 TERMINAL term; /* needs to be the first Element !!! */ 2434 TERM_DRIVER* drv; /* The driver for that Terminal */ 2435 SCREEN* csp; /* The screen that owns that Terminal */ 2436 TerminalInfo info; /* Driver independent core capabilities of the Terminal */ 2437 void* prop; /* Driver dependent property storage to be used by the Driver */ 2438 long magic; 2439} TERMINAL_CONTROL_BLOCK; 2440 2441#define NCDRV_MAGIC(id) (0x47110000 | (id&0xffff)) 2442#define NCDRV_TINFO 0x01 2443#define NCDRV_WINCONSOLE 0x02 2444 2445#define TCBOf(sp) ((TERMINAL_CONTROL_BLOCK*)(TerminalOf(sp))) 2446#define InfoOf(sp) TCBOf(sp)->info 2447#define CallDriver(sp,method) TCBOf(sp)->drv->method(TCBOf(sp)) 2448#define CallDriver_1(sp,method,arg1) TCBOf(sp)->drv->method(TCBOf(sp),arg1) 2449#define CallDriver_2(sp,method,arg1,arg2) TCBOf(sp)->drv->method(TCBOf(sp),arg1,arg2) 2450#define CallDriver_3(sp,method,arg1,arg2,arg3) TCBOf(sp)->drv->method(TCBOf(sp),arg1,arg2,arg3) 2451#define CallDriver_4(sp,method,arg1,arg2,arg3,arg4) TCBOf(sp)->drv->method(TCBOf(sp),arg1,arg2,arg3,arg4) 2452 2453extern NCURSES_EXPORT_VAR(const color_t*) _nc_cga_palette; 2454extern NCURSES_EXPORT_VAR(const color_t*) _nc_hls_palette; 2455 2456extern NCURSES_EXPORT(int) _nc_get_driver(TERMINAL_CONTROL_BLOCK*, const char*, int*); 2457extern NCURSES_EXPORT(void) _nc_get_screensize_ex(SCREEN *, TERMINAL *, int *, int *); 2458#endif /* USE_TERM_DRIVER */ 2459 2460/* 2461 * Entrypoints which are actually provided in the terminal driver, which would 2462 * be an sp-name otherwise. 2463 */ 2464#ifdef USE_TERM_DRIVER 2465#define TINFO_HAS_KEY _nc_tinfo_has_key 2466#define TINFO_DOUPDATE _nc_tinfo_doupdate 2467#define TINFO_MVCUR _nc_tinfo_mvcur 2468extern NCURSES_EXPORT(int) TINFO_HAS_KEY(SCREEN*, int); 2469extern NCURSES_EXPORT(int) TINFO_DOUPDATE(SCREEN *); 2470extern NCURSES_EXPORT(int) TINFO_MVCUR(SCREEN*, int, int, int, int); 2471#else 2472#define TINFO_HAS_KEY NCURSES_SP_NAME(has_key) 2473#define TINFO_DOUPDATE NCURSES_SP_NAME(doupdate) 2474#define TINFO_MVCUR NCURSES_SP_NAME(_nc_mvcur) 2475#endif 2476 2477#if defined(EXP_WIN32_DRIVER) 2478#include <nc_win32.h> 2479#endif 2480 2481/* 2482 * Entrypoints using an extra parameter with the terminal driver. 2483 */ 2484#ifdef USE_TERM_DRIVER 2485extern NCURSES_EXPORT(void) _nc_get_screensize(SCREEN *, TERMINAL *, int *, int *); 2486extern NCURSES_EXPORT(int) _nc_setupterm_ex(TERMINAL **, const char *, int , int *, int); 2487#define TINFO_GET_SIZE(sp, tp, lp, cp) \ 2488 _nc_get_screensize(sp, tp, lp, cp) 2489#define TINFO_SET_CURTERM(sp, tp) \ 2490 NCURSES_SP_NAME(set_curterm)(sp, tp) 2491#define TINFO_SETUP_TERM(tpp, name, fd, err, reuse) \ 2492 _nc_setupterm_ex(tpp, name, fd, err, reuse) 2493#else /* !USE_TERM_DRIVER */ 2494extern NCURSES_EXPORT(void) _nc_get_screensize(SCREEN *, int *, int *); 2495#define TINFO_GET_SIZE(sp, tp, lp, cp) \ 2496 _nc_get_screensize(sp, lp, cp) 2497#define TINFO_SET_CURTERM(sp, tp) \ 2498 set_curterm(tp) 2499#define TINFO_SETUP_TERM(tpp, name, fd, err, reuse) \ 2500 _nc_setupterm(name, fd, err, reuse) 2501#endif /* !USE_TERM_DRIVER */ 2502 2503#ifdef EXP_WIN32_DRIVER 2504extern NCURSES_EXPORT_VAR(TERM_DRIVER) _nc_TINFO_DRIVER; 2505#else 2506#ifdef USE_TERM_DRIVER 2507#if defined(USE_WIN32CON_DRIVER) 2508#include <nc_mingw.h> 2509extern NCURSES_EXPORT_VAR(TERM_DRIVER) _nc_WIN_DRIVER; 2510extern NCURSES_EXPORT(int) _nc_mingw_isatty(int fd); 2511extern NCURSES_EXPORT(int) _nc_mingw_isconsole(int fd); 2512extern NCURSES_EXPORT(int) _nc_mingw_console_read( 2513 SCREEN *sp, 2514 HANDLE fd, 2515 int *buf); 2516extern NCURSES_EXPORT(int) _nc_mingw_testmouse( 2517 SCREEN * sp, 2518 HANDLE fd, 2519 int delay EVENTLIST_2nd(_nc_eventlist*)); 2520#else 2521#endif 2522extern NCURSES_EXPORT_VAR(TERM_DRIVER) _nc_TINFO_DRIVER; 2523#endif /* USE_TERM_DRIVER */ 2524#endif /* EXP_WIN32_DRIVER */ 2525 2526#if defined(USE_TERM_DRIVER) && defined(EXP_WIN32_DRIVER) 2527#define NC_ISATTY(fd) (0 != _nc_console_isatty(fd)) 2528#elif defined(USE_TERM_DRIVER) && defined(USE_WIN32CON_DRIVER) 2529#define NC_ISATTY(fd) _nc_mingw_isatty(fd) 2530#else 2531#define NC_ISATTY(fd) isatty(fd) 2532#endif 2533 2534/* 2535 * Perhaps not "real" but possibly not "fake". 2536 */ 2537#define IsRealTty(fd,value) \ 2538 (NC_ISATTY(fd) \ 2539 && (value = ttyname(fd)) != NULL \ 2540 && strncmp(value, "/dev/pts/", 9)) 2541 2542#ifdef USE_TERM_DRIVER 2543# define IsTermInfo(sp) ((TCBOf(sp) != 0) && ((TCBOf(sp)->drv->isTerminfo))) 2544# define HasTInfoTerminal(sp) ((0 != TerminalOf(sp)) && IsTermInfo(sp)) 2545# if defined(EXP_WIN32_DRIVER) 2546# define IsTermInfoOnConsole(sp) (IsTermInfo(sp) && _nc_console_test(TerminalOf(sp)->Filedes)) 2547# elif defined(USE_WIN32CON_DRIVER) 2548# define IsTermInfoOnConsole(sp) (IsTermInfo(sp) && _nc_mingw_isconsole(TerminalOf(sp)->Filedes)) 2549# else 2550# define IsTermInfoOnConsole(sp) FALSE 2551# endif 2552#else 2553# define IsTermInfo(sp) TRUE 2554# define HasTInfoTerminal(sp) (0 != TerminalOf(sp)) 2555# if defined(EXP_WIN32_DRIVER) 2556# define IsTermInfoOnConsole(sp) _nc_console_test(TerminalOf(sp)->Filedes) 2557# else 2558# define IsTermInfoOnConsole(sp) FALSE 2559# endif 2560#endif 2561 2562#define IsValidTIScreen(sp) (HasTInfoTerminal(sp)) 2563 2564/* 2565 * Exported entrypoints beyond the published API 2566 */ 2567#if NCURSES_SP_FUNCS 2568extern NCURSES_EXPORT(WINDOW *) _nc_curscr_of(SCREEN*); 2569extern NCURSES_EXPORT(WINDOW *) _nc_newscr_of(SCREEN*); 2570extern NCURSES_EXPORT(WINDOW *) _nc_stdscr_of(SCREEN*); 2571extern NCURSES_EXPORT(int) _nc_outc_wrapper(SCREEN*,int); 2572 2573#if USE_REENTRANT 2574extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_TABSIZE)(SCREEN*); 2575extern NCURSES_EXPORT(char *) NCURSES_SP_NAME(longname)(SCREEN*); 2576#endif 2577 2578#if NCURSES_EXT_FUNCS 2579extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_set_tabsize)(SCREEN*, int); 2580#endif 2581 2582/* 2583 * We put the safe versions of various calls here as they are not published 2584 * part of the API up to now 2585 */ 2586extern NCURSES_EXPORT(TERMINAL*) NCURSES_SP_NAME(_nc_get_cur_term) (SCREEN *sp); 2587extern NCURSES_EXPORT(WINDOW *) NCURSES_SP_NAME(_nc_makenew) (SCREEN*, int, int, int, int, int); 2588extern NCURSES_EXPORT(bool) NCURSES_SP_NAME(_nc_reset_colors)(SCREEN*); 2589extern NCURSES_EXPORT(char *) NCURSES_SP_NAME(_nc_printf_string)(SCREEN*, const char *, va_list); 2590extern NCURSES_EXPORT(chtype) NCURSES_SP_NAME(_nc_acs_char)(SCREEN*,int); 2591extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_get_tty_mode)(SCREEN*,TTY*); 2592extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_mcprint)(SCREEN*,char*, int); 2593extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_msec_cost)(SCREEN*, const char *, int); 2594extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_mvcur)(SCREEN*, int, int, int, int); 2595extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_outch)(SCREEN*, int); 2596extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_putchar)(SCREEN*, int); 2597extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_putp)(SCREEN*, const char *, const char*); 2598extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_putp_flush)(SCREEN*, const char *, const char *); 2599extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_ripoffline)(SCREEN*, int, int (*)(WINDOW *,int)); 2600extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_scrolln)(SCREEN*, int, int, int, int); 2601extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_set_tty_mode)(SCREEN*, TTY*); 2602extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_setupscreen)(SCREEN**, int, int, FILE *, int, int); 2603extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_tgetent)(SCREEN*,char*,const char *); 2604extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_do_color)(SCREEN*, int, int, int, NCURSES_SP_OUTC); 2605extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_do_xmc_glitch)(SCREEN*, attr_t); 2606extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_flush)(SCREEN*); 2607extern GCC_NORETURN NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_free_and_exit)(SCREEN*, int); 2608extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_freeall)(SCREEN*); 2609extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_hash_map)(SCREEN*); 2610extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_init_acs)(SCREEN*); 2611extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_make_oldhash)(SCREEN*, int i); 2612extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_mvcur_init)(SCREEN*); 2613extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_mvcur_resume)(SCREEN*); 2614extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_mvcur_wrap)(SCREEN*); 2615extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_screen_init)(SCREEN*); 2616extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_screen_resume)(SCREEN*); 2617extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_screen_wrap)(SCREEN*); 2618extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_scroll_oldhash)(SCREEN*, int n, int top, int bot); 2619extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_scroll_optimize)(SCREEN*); 2620extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_set_buffer)(SCREEN*, FILE *, int); 2621 2622extern NCURSES_EXPORT(void) _nc_cookie_init(SCREEN *sp); 2623 2624#if defined(TRACE) || defined(SCROLLDEBUG) || defined(HASHDEBUG) 2625extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_linedump)(SCREEN*); 2626#endif 2627 2628#if USE_WIDEC_SUPPORT 2629extern NCURSES_EXPORT(wchar_t *) NCURSES_SP_NAME(_nc_wunctrl)(SCREEN*, cchar_t *); 2630#endif 2631 2632#endif /* NCURSES_SP_FUNCS */ 2633 2634#if NCURSES_SP_FUNCS 2635 2636#define safe_keyname NCURSES_SP_NAME(keyname) 2637#define safe_unctrl NCURSES_SP_NAME(unctrl) 2638#define safe_ungetch NCURSES_SP_NAME(ungetch) 2639 2640#else 2641 2642#define safe_keyname _nc_keyname 2643#define safe_unctrl _nc_unctrl 2644#define safe_ungetch _nc_ungetch 2645 2646extern NCURSES_EXPORT(NCURSES_CONST char *) _nc_keyname (SCREEN *, int); 2647extern NCURSES_EXPORT(int) _nc_ungetch (SCREEN *, int); 2648extern NCURSES_EXPORT(NCURSES_CONST char *) _nc_unctrl (SCREEN *, chtype); 2649 2650#endif 2651 2652#ifdef EXP_XTERM_1005 2653extern NCURSES_EXPORT(int) _nc_conv_to_utf8(unsigned char *, unsigned, unsigned); 2654extern NCURSES_EXPORT(int) _nc_conv_to_utf32(unsigned *, const char *, unsigned); 2655#endif 2656 2657#ifdef __cplusplus 2658} 2659#endif 2660 2661/* *INDENT-ON* */ 2662 2663#endif /* CURSES_PRIV_H */ 2664