1/**************************************************************************** 2 * Copyright 2018-2019,2020 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 1.639 2020/11/14 23:37:54 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#if HAVE_LIMITS_H 76# include <limits.h> 77#elif HAVE_SYS_PARAM_H 78# include <sys/param.h> 79#endif 80 81#include <assert.h> 82#include <stdio.h> 83 84#include <errno.h> 85 86#if defined __hpux 87# ifndef EILSEQ 88# define EILSEQ 47 89# endif 90#endif 91 92#ifndef PATH_MAX 93# if defined(_POSIX_PATH_MAX) 94# define PATH_MAX _POSIX_PATH_MAX 95# elif defined(MAXPATHLEN) 96# define PATH_MAX MAXPATHLEN 97# else 98# define PATH_MAX 255 /* the Posix minimum path-size */ 99# endif 100#endif 101 102#if DECL_ERRNO 103extern int errno; 104#endif 105 106/* Some Windows related defines */ 107#undef _NC_WINDOWS 108#if (defined(_WIN32) || defined(_WIN64)) 109#define _NC_WINDOWS 110#else 111#undef EXP_WIN32_DRIVER 112#endif 113 114#undef _NC_MINGW 115#if (defined(__MINGW32__) || defined(__MINGW64__)) 116#define _NC_MINGW 117#endif 118 119#undef _NC_MSC 120#ifdef _MSC_VER 121#define _NC_MSC 122#endif 123 124/* Some systems have a broken 'select()', but workable 'poll()'. Use that */ 125#if HAVE_WORKING_POLL 126#define USE_FUNC_POLL 1 127#if HAVE_POLL_H 128#include <poll.h> 129#else 130#include <sys/poll.h> 131#endif 132#else 133#define USE_FUNC_POLL 0 134#endif 135 136#if HAVE_INTTYPES_H 137# include <inttypes.h> 138#else 139# if HAVE_STDINT_H 140# include <stdint.h> 141# endif 142#endif 143 144/* include signal.h before curses.h to work-around defect in glibc 2.1.3 */ 145#include <signal.h> 146 147/* Alessandro Rubini's GPM (general-purpose mouse) */ 148#if HAVE_LIBGPM && HAVE_GPM_H 149#define USE_GPM_SUPPORT 1 150#else 151#define USE_GPM_SUPPORT 0 152#endif 153 154/* QNX mouse support */ 155#if defined(__QNX__) && !defined(__QNXNTO__) 156#define USE_QNX_MOUSE 1 157#else 158#define USE_QNX_MOUSE 0 159#endif 160 161/* EMX mouse support */ 162#ifdef __EMX__ 163#define USE_EMX_MOUSE 1 164#else 165#define USE_EMX_MOUSE 0 166#endif 167 168/* kLIBC keyboard/mouse support */ 169#if defined(__OS2__) && defined(__KLIBC__) 170#define USE_KLIBC_KBD 1 171#define USE_KLIBC_MOUSE 1 172#else 173#define USE_KLIBC_KBD 0 174#define USE_KLIBC_MOUSE 0 175#endif 176 177#define DEFAULT_MAXCLICK 166 178#define EV_MAX 8 /* size of mouse circular event queue */ 179 180/* 181 * If we don't have signals to support it, don't add a sigwinch handler. 182 * In any case, resizing is an extended feature. Use it if we've got it. 183 */ 184#if !NCURSES_EXT_FUNCS 185#undef HAVE_SIZECHANGE 186#define HAVE_SIZECHANGE 0 187#endif 188 189#if HAVE_SIZECHANGE && USE_SIGWINCH && defined(SIGWINCH) 190#define USE_SIZECHANGE 1 191#else 192#define USE_SIZECHANGE 0 193#undef USE_SIGWINCH 194#define USE_SIGWINCH 0 195#endif 196 197/* 198 * When building in the MSYS2 environment, the automatic discovery of 199 * the path separator in configure doesn't work properly. So, if building 200 * for MinGW, we enforce the correct Windows PATH separator 201 */ 202#if defined(_NC_WINDOWS) 203# ifdef NCURSES_PATHSEP 204# undef NCURSES_PATHSEP 205# endif 206# define NCURSES_PATHSEP ';' 207#endif 208 209/* 210 * If desired, one can configure this, disabling environment variables that 211 * point to custom terminfo/termcap locations. 212 */ 213#ifdef USE_ROOT_ENVIRON 214#define use_terminfo_vars() 1 215#else 216#define use_terminfo_vars() _nc_env_access() 217extern NCURSES_EXPORT(int) _nc_env_access (void); 218#endif 219 220/* 221 * Not all platforms have memmove; some have an equivalent bcopy. (Some may 222 * have neither). 223 */ 224#if USE_OK_BCOPY 225#define memmove(d,s,n) bcopy(s,d,n) 226#elif USE_MY_MEMMOVE 227#define memmove(d,s,n) _nc_memmove(d,s,n) 228extern NCURSES_EXPORT(void *) _nc_memmove (void *, const void *, size_t); 229#endif 230 231/* 232 * If we have va_copy(), use it for assigning va_list's. 233 */ 234#if defined(HAVE___VA_COPY) 235#define begin_va_copy(dst,src) __va_copy(dst, src) 236#define end_va_copy(dst) va_end(dst) 237#elif defined(va_copy) || defined(HAVE_VA_COPY) 238#define begin_va_copy(dst,src) va_copy(dst, src) 239#define end_va_copy(dst) va_end(dst) 240#else 241#define begin_va_copy(dst,src) (dst) = (src) 242#define end_va_copy(dst) /* nothing */ 243#endif 244 245/* 246 * Either/both S_ISxxx and/or S_IFxxx are defined in sys/types.h; some systems 247 * lack one or the other. 248 */ 249#ifndef S_ISDIR 250#define S_ISDIR(mode) ((mode & S_IFMT) == S_IFDIR) 251#endif 252 253#ifndef S_ISREG 254#define S_ISREG(mode) ((mode & S_IFMT) == S_IFREG) 255#endif 256 257/* 258 * POSIX ignores the "b", which c89 specified. Some very old systems do not 259 * accept it. 260 */ 261#if USE_FOPEN_BIN_R 262#define BIN_R "rb" 263#define BIN_W "wb" 264#else 265#define BIN_R "r" 266#define BIN_W "w" 267#endif 268 269/* 270 * Scroll hints are useless when hashmap is used 271 */ 272#if !USE_SCROLL_HINTS 273#if !USE_HASHMAP 274#define USE_SCROLL_HINTS 1 275#else 276#define USE_SCROLL_HINTS 0 277#endif 278#endif 279 280#if USE_SCROLL_HINTS 281#define if_USE_SCROLL_HINTS(stmt) stmt 282#else 283#define if_USE_SCROLL_HINTS(stmt) /*nothing*/ 284#endif 285 286#include <nc_string.h> 287 288/* 289 * Options for terminal drivers, etc... 290 */ 291#ifdef USE_TERM_DRIVER 292#define NO_TERMINAL "unknown" 293#define USE_SP_RIPOFF 1 294#define USE_SP_TERMTYPE 1 295#define USE_SP_WINDOWLIST 1 296#else 297#define NO_TERMINAL 0 298#endif 299 300#define VALID_TERM_ENV(term_env, no_terminal) \ 301 (term_env = (NonEmpty(term_env) \ 302 ? term_env \ 303 : no_terminal), \ 304 NonEmpty(term_env)) 305 306/* 307 * Note: ht/cbt expansion flakes out randomly under Linux 1.1.47, but only 308 * when we're throwing control codes at the screen at high volume. To see 309 * this, re-enable USE_HARD_TABS and run worm for a while. Other systems 310 * probably don't want to define this either due to uncertainties about tab 311 * delays and expansion in raw mode. 312 */ 313 314#define TRIES struct tries 315typedef TRIES { 316 TRIES *child; /* ptr to child. NULL if none */ 317 TRIES *sibling; /* ptr to sibling. NULL if none */ 318 unsigned char ch; /* character at this node */ 319 unsigned short value; /* code of string so far. 0 if none. */ 320#undef TRIES 321} TRIES; 322 323/* 324 * Common/troublesome character definitions 325 */ 326#define StringOf(ch) {ch, 0} 327 328#define L_BRACE '{' 329#define R_BRACE '}' 330#define S_QUOTE '\'' 331#define D_QUOTE '"' 332 333#define VT_ACSC "``aaffggiijjkkllmmnnooppqqrrssttuuvvwwxxyyzz{{||}}~~" 334 335/* 336 * Structure for palette tables 337 */ 338 339#define MAXCOLUMNS 135 340#define MAXLINES 66 341#define FIFO_SIZE MAXCOLUMNS+2 /* for nocbreak mode input */ 342 343#define ACS_LEN 128 344 345#define WINDOWLIST struct _win_list 346 347#if USE_WIDEC_SUPPORT 348#define _nc_bkgd _bkgrnd 349#else 350#undef _XOPEN_SOURCE_EXTENDED 351#undef _XPG5 352#define _nc_bkgd _bkgd 353#define wgetbkgrnd(win, wch) ((*wch = win->_bkgd) != 0 ? OK : ERR) 354#define wbkgrnd wbkgd 355#endif 356 357#undef NCURSES_OPAQUE 358#define NCURSES_INTERNALS 1 359#define NCURSES_OPAQUE 0 360 361#include <curses.h> /* we'll use -Ipath directive to get the right one! */ 362 363#if !(defined(NCURSES_WGETCH_EVENTS) && defined(NEED_KEY_EVENT)) 364#undef KEY_EVENT /* reduce compiler-warnings with Visual C++ */ 365#endif 366 367typedef struct 368{ 369 int red, green, blue; /* what color_content() returns */ 370 int r, g, b; /* params to init_color() */ 371 int init; /* true if we called init_color() */ 372} 373color_t; 374 375typedef union { 376 struct { 377 unsigned char red; 378 unsigned char green; 379 unsigned char blue; 380 } bits; /* bits per color-value in RGB */ 381 unsigned value; 382} rgb_bits_t; 383 384/* 385 * If curses.h did not expose the SCREEN-functions, then we do not need the 386 * parameter in the corresponding unextended functions. 387 */ 388 389#define USE_SP_FUNC_SUPPORT NCURSES_SP_FUNCS 390#define USE_EXT_SP_FUNC_SUPPORT (NCURSES_SP_FUNCS && NCURSES_EXT_FUNCS) 391 392#if NCURSES_SP_FUNCS 393#define SP_PARM sp /* use parameter */ 394#define NCURSES_SP_ARG SP_PARM 395#define NCURSES_SP_DCL SCREEN *NCURSES_SP_ARG 396#define NCURSES_SP_DCL0 NCURSES_SP_DCL 397#define NCURSES_SP_ARGx NCURSES_SP_ARG, 398#define NCURSES_SP_DCLx SCREEN *NCURSES_SP_ARGx 399#else 400#define SP_PARM SP /* use global variable */ 401#define NCURSES_SP_ARG 402#define NCURSES_SP_DCL 403#define NCURSES_SP_DCL0 void 404#define NCURSES_SP_ARGx 405#define NCURSES_SP_DCLx 406#endif 407 408#include <nc_panel.h> 409 410#include <term.h> 411#include <nc_termios.h> 412 413#define IsPreScreen(sp) (((sp) != 0) && sp->_prescreen) 414#define HasTerminal(sp) (((sp) != 0) && (0 != ((sp)->_term))) 415#define IsValidScreen(sp) (HasTerminal(sp) && !IsPreScreen(sp)) 416 417#if USE_REENTRANT 418#define CurTerm _nc_prescreen._cur_term 419#else 420#define CurTerm cur_term 421#endif 422 423#if NCURSES_SP_FUNCS 424#define TerminalOf(sp) ((sp) ? ((sp)->_term ? (sp)->_term : CurTerm) : CurTerm) 425#else 426#define TerminalOf(sp) CurTerm 427#endif 428 429/* 430 * The legacy layout for TERMTYPE uses "short" for all of the numbers. Moving 431 * past that, numeric capabilities can be "int" by using a TERMTYPE2 structure 432 * in TERMINAL, and doing most of the internal work using TERMTYPE2. There are 433 * a few places (mostly to expose the legacy layout) where the distinction 434 * needs attention. 435 */ 436#if NCURSES_EXT_COLORS && HAVE_INIT_EXTENDED_COLOR 437#define NCURSES_EXT_NUMBERS 1 438#define NCURSES_INT2 int 439#define SIZEOF_INT2 4 440#define TerminalType(tp) (tp)->type2 441#else 442#define NCURSES_EXT_NUMBERS 0 443#define NCURSES_INT2 short 444#define SIZEOF_INT2 2 445#define TerminalType(tp) (tp)->type 446#endif 447 448#define SIZEOF_SHORT 2 449 450#ifdef CUR 451#undef CUR 452#define CUR TerminalType(cur_term). 453#endif 454 455/* 456 * Reduce dependency on cur_term global by using terminfo data from SCREEN's 457 * pointer to this data. 458 */ 459#ifdef USE_SP_TERMTYPE 460#undef CUR 461#endif 462 463#define SP_TERMTYPE TerminalType(TerminalOf(sp)). 464 465#include <term_entry.h> 466 467#include <nc_tparm.h> 468 469/* 470 * Simplify ifdef's for the "*_ATTR" macros in case italics are not configured. 471 */ 472#if defined(A_ITALIC) && defined(exit_italics_mode) 473#define USE_ITALIC 1 474#else 475#define USE_ITALIC 0 476#undef A_ITALIC 477#define A_ITALIC 0 478#endif 479 480/* 481 * Use these macros internally, to make tracing less verbose. But leave the 482 * option for compiling the tracing into the library. 483 */ 484#if 1 485#define ColorPair(n) (NCURSES_BITS(n, 0) & A_COLOR) 486#define PairNumber(a) (NCURSES_CAST(int,(((unsigned long)(a) & A_COLOR) >> NCURSES_ATTR_SHIFT))) 487#else 488#define ColorPair(pair) COLOR_PAIR(pair) 489#define PairNumber(attr) PAIR_NUMBER(attr) 490#endif 491 492#define unColor(n) unColor2(AttrOf(n)) 493#define unColor2(a) ((a) & ALL_BUT_COLOR) 494 495/* 496 * Extended-colors stores the color pair in a separate struct-member than the 497 * attributes. But for compatibility, we handle most cases where a program 498 * written for non-extended colors stores the color in the attributes by 499 * checking for a color pair in both places. 500 */ 501#if NCURSES_EXT_COLORS 502#define if_EXT_COLORS(stmt) stmt 503#define SetPair(value,p) SetPair2((value).ext_color, AttrOf(value), p) 504#define SetPair2(c,a,p) c = (p), \ 505 a = (unColor2(a) | ColorPair(oldColor(c))) 506#define GetPair(value) GetPair2((value).ext_color, AttrOf(value)) 507#define GetPair2(c,a) ((c) ? (c) : PairNumber(a)) 508#define oldColor(p) (((p) > 255) ? 255 : (p)) 509#define GET_WINDOW_PAIR(w) GetPair2((w)->_color, (w)->_attrs) 510#define SET_WINDOW_PAIR(w,p) (w)->_color = (p) 511#define SameAttrOf(a,b) (AttrOf(a) == AttrOf(b) && GetPair(a) == GetPair(b)) 512 513#define VIDPUTS(sp,attr,pair) do { \ 514 int vid_pair = pair; \ 515 NCURSES_SP_NAME(vid_puts)( \ 516 NCURSES_SP_ARGx attr, \ 517 (NCURSES_PAIRS_T) pair, \ 518 &vid_pair, \ 519 NCURSES_OUTC_FUNC); \ 520 } while (0) 521 522#else /* !NCURSES_EXT_COLORS */ 523 524#define if_EXT_COLORS(stmt) /* nothing */ 525#define SetPair(value,p) RemAttr(value, A_COLOR), \ 526 SetAttr(value, AttrOf(value) | ColorPair(p)) 527#define GetPair(value) PairNumber(AttrOf(value)) 528#define GET_WINDOW_PAIR(w) PairNumber(WINDOW_ATTRS(w)) 529#define SET_WINDOW_PAIR(w,p) WINDOW_ATTRS(w) &= ALL_BUT_COLOR, \ 530 WINDOW_ATTRS(w) |= ColorPair(p) 531#define SameAttrOf(a,b) (AttrOf(a) == AttrOf(b)) 532 533#define VIDPUTS(sp,attr,pair) NCURSES_SP_NAME(vidputs)(NCURSES_SP_ARGx attr, NCURSES_OUTC_FUNC) 534 535#endif /* NCURSES_EXT_COLORS */ 536 537#define NCURSES_OUTC_FUNC NCURSES_SP_NAME(_nc_outch) 538#define NCURSES_PUTP2(name,value) NCURSES_SP_NAME(_nc_putp)(NCURSES_SP_ARGx name, value) 539#define NCURSES_PUTP2_FLUSH(name,value) NCURSES_SP_NAME(_nc_putp_flush)(NCURSES_SP_ARGx name, value) 540 541#if NCURSES_NO_PADDING 542#define GetNoPadding(sp) ((sp) ? (sp)->_no_padding : _nc_prescreen._no_padding) 543#define SetNoPadding(sp) _nc_set_no_padding(sp) 544extern NCURSES_EXPORT(void) _nc_set_no_padding(SCREEN *); 545#else 546#define GetNoPadding(sp) FALSE 547#define SetNoPadding(sp) /*nothing*/ 548#endif 549 550#define WINDOW_ATTRS(w) ((w)->_attrs) 551 552#define SCREEN_ATTRS(s) (*((s)->_current_attr)) 553#define GET_SCREEN_PAIR(s) GetPair(SCREEN_ATTRS(s)) 554#define SET_SCREEN_PAIR(s,p) SetPair(SCREEN_ATTRS(s), p) 555 556#if USE_REENTRANT || NCURSES_SP_FUNCS 557NCURSES_EXPORT(int *) _nc_ptr_Lines (SCREEN *); 558NCURSES_EXPORT(int *) _nc_ptr_Cols (SCREEN *); 559NCURSES_EXPORT(int *) _nc_ptr_Tabsize (SCREEN *); 560NCURSES_EXPORT(int *) _nc_ptr_Escdelay (SCREEN *); 561#endif 562 563#if USE_REENTRANT 564 565#define ptrLines(sp) (sp ? &(sp->_LINES) : &(_nc_prescreen._LINES)) 566#define ptrCols(sp) (sp ? &(sp->_COLS) : &(_nc_prescreen._COLS)) 567#define ptrTabsize(sp) (sp ? &(sp->_TABSIZE) : &(_nc_prescreen._TABSIZE)) 568#define ptrEscdelay(sp) (sp ? &(sp->_ESCDELAY) : &(_nc_prescreen._ESCDELAY)) 569 570#define SET_LINES(value) *_nc_ptr_Lines(SP_PARM) = value 571#define SET_COLS(value) *_nc_ptr_Cols(SP_PARM) = value 572#define SET_TABSIZE(value) *_nc_ptr_Tabsize(SP_PARM) = value 573#define SET_ESCDELAY(value) *_nc_ptr_Escdelay(SP_PARM) = value 574 575#else 576 577#define ptrLines(sp) &LINES 578#define ptrCols(sp) &COLS 579#define ptrTabsize(sp) &TABSIZE 580#define ptrEscdelay(sp) &ESCDELAY 581 582#define SET_LINES(value) LINES = value 583#define SET_COLS(value) COLS = value 584#define SET_TABSIZE(value) TABSIZE = value 585#define SET_ESCDELAY(value) ESCDELAY = value 586 587#endif 588 589#define HasHardTabs() (NonEmpty(clear_all_tabs) && NonEmpty(set_tab)) 590 591#define TR_MUTEX(data) _tracef("%s@%d: me:%08lX COUNT:%2u/%2d/%6d/%2d/%s%9u: " #data, \ 592 __FILE__, __LINE__, \ 593 (unsigned long) (pthread_self()), \ 594 data.__data.__lock, \ 595 data.__data.__count, \ 596 data.__data.__owner, \ 597 data.__data.__kind, \ 598 (data.__data.__nusers > 5) ? " OOPS " : "", \ 599 data.__data.__nusers) 600#define TR_GLOBAL_MUTEX(name) TR_MUTEX(_nc_globals.mutex_##name) 601 602#if USE_WEAK_SYMBOLS 603#if defined(__GNUC__) 604# if defined __USE_ISOC99 605# define _cat_pragma(exp) _Pragma(#exp) 606# define _weak_pragma(exp) _cat_pragma(weak name) 607# else 608# define _weak_pragma(exp) 609# endif 610# define _declare(name) __extension__ extern __typeof__(name) name 611# define weak_symbol(name) _weak_pragma(name) _declare(name) __attribute__((weak)) 612#else 613# undef USE_WEAK_SYMBOLS 614# define USE_WEAK_SYMBOLS 0 615#endif 616#endif 617 618#ifdef USE_PTHREADS 619 620#if USE_REENTRANT 621#include <pthread.h> 622extern NCURSES_EXPORT(void) _nc_init_pthreads(void); 623extern NCURSES_EXPORT(void) _nc_mutex_init(pthread_mutex_t *); 624extern NCURSES_EXPORT(int) _nc_mutex_lock(pthread_mutex_t *); 625extern NCURSES_EXPORT(int) _nc_mutex_trylock(pthread_mutex_t *); 626extern NCURSES_EXPORT(int) _nc_mutex_unlock(pthread_mutex_t *); 627#define _nc_lock_global(name) _nc_mutex_lock(&_nc_globals.mutex_##name) 628#define _nc_try_global(name) _nc_mutex_trylock(&_nc_globals.mutex_##name) 629#define _nc_unlock_global(name) _nc_mutex_unlock(&_nc_globals.mutex_##name) 630 631#else 632#error POSIX threads requires --enable-reentrant option 633#endif 634 635#ifdef USE_PTHREADS 636# if USE_WEAK_SYMBOLS 637weak_symbol(pthread_sigmask); 638weak_symbol(pthread_kill); 639weak_symbol(pthread_self); 640weak_symbol(pthread_equal); 641weak_symbol(pthread_mutex_init); 642weak_symbol(pthread_mutex_lock); 643weak_symbol(pthread_mutex_unlock); 644weak_symbol(pthread_mutex_trylock); 645weak_symbol(pthread_mutexattr_settype); 646weak_symbol(pthread_mutexattr_init); 647extern NCURSES_EXPORT(int) _nc_sigprocmask(int, const sigset_t *, sigset_t *); 648# undef sigprocmask 649# define sigprocmask(a, b, c) _nc_sigprocmask(a, b, c) 650# define GetThreadID() (((pthread_self)) ? pthread_self() : (pthread_t) getpid()) 651# else 652# define GetThreadID() pthread_self() 653# endif 654#endif 655 656#if HAVE_NANOSLEEP 657#undef HAVE_NANOSLEEP 658#define HAVE_NANOSLEEP 0 /* nanosleep suspends all threads */ 659#endif 660 661#else /* !USE_PTHREADS */ 662 663#if USE_PTHREADS_EINTR 664# if USE_WEAK_SYMBOLS 665#include <pthread.h> 666weak_symbol(pthread_sigmask); 667weak_symbol(pthread_kill); 668weak_symbol(pthread_self); 669weak_symbol(pthread_equal); 670extern NCURSES_EXPORT(int) _nc_sigprocmask(int, const sigset_t *, sigset_t *); 671# undef sigprocmask 672# define sigprocmask(a, b, c) _nc_sigprocmask(a, b, c) 673# endif 674#endif /* USE_PTHREADS_EINTR */ 675 676#define _nc_init_pthreads() /* nothing */ 677#define _nc_mutex_init(obj) /* nothing */ 678 679#define _nc_lock_global(name) /* nothing */ 680#define _nc_try_global(name) 0 681#define _nc_unlock_global(name) /* nothing */ 682 683#endif /* USE_PTHREADS */ 684 685/* 686 * When using sp-funcs, locks are targeted to SCREEN-level granularity. 687 * So the locking is done in the non-sp-func (which calls the sp-func) rather 688 * than in the sp-func itself. 689 * 690 * Use the _nc_nonsp_XXX functions in the function using "NCURSES_SP_NAME()". 691 * Use the _nc_sp_XXX functions in the function using "#if NCURSES_SP_FUNCS". 692 */ 693#if NCURSES_SP_FUNCS 694 695#define _nc_nonsp_lock_global(name) /* nothing */ 696#define _nc_nonsp_try_global(name) 0 697#define _nc_nonsp_unlock_global(name) /* nothing */ 698 699#define _nc_sp_lock_global(name) _nc_lock_global(name) 700#define _nc_sp_try_global(name) _nc_try_global(name) 701#define _nc_sp_unlock_global(name) _nc_unlock_global(name) 702 703#else 704 705#define _nc_nonsp_lock_global(name) _nc_lock_global(name) 706#define _nc_nonsp_try_global(name) _nc_try_global(name) 707#define _nc_nonsp_unlock_global(name) _nc_unlock_global(name) 708 709#define _nc_sp_lock_global(name) /* nothing */ 710#define _nc_sp_try_global(name) 0 711#define _nc_sp_unlock_global(name) /* nothing */ 712 713#endif 714 715#if HAVE_GETTIMEOFDAY 716# define PRECISE_GETTIME 1 717# define TimeType struct timeval 718#else 719# define PRECISE_GETTIME 0 720# define TimeType time_t 721#endif 722 723/* 724 * Definitions for color pairs 725 */ 726 727#define MAX_OF_TYPE(t) (int)(((unsigned t)(~0))>>1) 728 729#include <new_pair.h> 730 731#define isDefaultColor(c) ((c) < 0) 732#define COLOR_DEFAULT -1 733 734#if defined(USE_BUILD_CC) || (defined(USE_TERMLIB) && !defined(NEED_NCURSES_CH_T)) 735 736#undef NCURSES_CH_T /* this is not a termlib feature */ 737#define NCURSES_CH_T void /* ...but we need a pointer in SCREEN */ 738 739#endif /* USE_TERMLIB */ 740 741#ifndef USE_TERMLIB 742struct ldat 743{ 744 NCURSES_CH_T *text; /* text of the line */ 745 NCURSES_SIZE_T firstchar; /* first changed character in the line */ 746 NCURSES_SIZE_T lastchar; /* last changed character in the line */ 747 NCURSES_SIZE_T oldindex; /* index of the line at last update */ 748}; 749#endif /* USE_TERMLIB */ 750 751typedef enum { 752 M_XTERM = -1 /* use xterm's mouse tracking? */ 753 ,M_NONE = 0 /* no mouse device */ 754#if USE_GPM_SUPPORT 755 ,M_GPM /* use GPM */ 756#endif 757#if USE_SYSMOUSE 758 ,M_SYSMOUSE /* FreeBSD sysmouse on console */ 759#endif 760#ifdef USE_TERM_DRIVER 761 ,M_TERM_DRIVER /* Win32 console, etc */ 762#endif 763} MouseType; 764 765typedef enum { 766 MF_X10 = 0 /* conventional 3-byte format */ 767 , MF_SGR1006 /* xterm private mode 1006, SGR-style */ 768#ifdef EXP_XTERM_1005 769 , MF_XTERM_1005 /* xterm UTF-8 private mode 1005 */ 770#endif 771} MouseFormat; 772 773/* 774 * Structures for scrolling. 775 */ 776 777typedef struct { 778 unsigned long hashval; 779 int oldcount, newcount; 780 int oldindex, newindex; 781} HASHMAP; 782 783/* 784 * Structures for soft labels. 785 */ 786 787struct _SLK; 788 789#if !(defined(USE_TERMLIB) || defined(USE_BUILD_CC)) 790 791typedef struct 792{ 793 char *ent_text; /* text for the label */ 794 char *form_text; /* formatted text (left/center/...) */ 795 int ent_x; /* x coordinate of this field */ 796 char dirty; /* this label has changed */ 797 char visible; /* field is visible */ 798} slk_ent; 799 800typedef struct _SLK { 801 bool dirty; /* all labels have changed */ 802 bool hidden; /* soft labels are hidden */ 803 WINDOW *win; 804 slk_ent *ent; 805 short maxlab; /* number of available labels */ 806 short labcnt; /* number of allocated labels */ 807 short maxlen; /* length of labels */ 808 NCURSES_CH_T attr; /* soft label attribute */ 809} SLK; 810 811#endif /* USE_TERMLIB */ 812 813typedef struct { 814 WINDOW *win; /* the window used in the hook */ 815 int line; /* lines to take, < 0 => from bottom*/ 816 int (*hook)(WINDOW *, int); /* callback for user */ 817} ripoff_t; 818 819#if USE_GPM_SUPPORT 820#undef buttons /* term.h defines this, and gpm uses it! */ 821#include <gpm.h> 822#if USE_WEAK_SYMBOLS 823weak_symbol(Gpm_Wgetch); 824#endif 825 826#ifdef HAVE_LIBDL 827/* link dynamically to GPM */ 828typedef int *TYPE_gpm_fd; 829typedef int (*TYPE_Gpm_Open) (Gpm_Connect *, int); 830typedef int (*TYPE_Gpm_Close) (void); 831typedef int (*TYPE_Gpm_GetEvent) (Gpm_Event *); 832 833#define my_gpm_fd SP_PARM->_mouse_gpm_fd 834#define my_Gpm_Open SP_PARM->_mouse_Gpm_Open 835#define my_Gpm_Close SP_PARM->_mouse_Gpm_Close 836#define my_Gpm_GetEvent SP_PARM->_mouse_Gpm_GetEvent 837#else 838/* link statically to GPM */ 839#define my_gpm_fd &gpm_fd 840#define my_Gpm_Open Gpm_Open 841#define my_Gpm_Close Gpm_Close 842#define my_Gpm_GetEvent Gpm_GetEvent 843#endif /* HAVE_LIBDL */ 844#endif /* USE_GPM_SUPPORT */ 845 846typedef struct { 847 long sequence; 848 bool last_used; 849 char *fix_sgr0; /* this holds the filtered sgr0 string */ 850 char *last_bufp; /* help with fix_sgr0 leak */ 851 TERMINAL *last_term; 852} TGETENT_CACHE; 853 854#define TGETENT_MAX 4 855 856/* 857 * When converting from terminfo to termcap, check for cases where we can trim 858 * octal escapes down to 2-character form. It is useful for terminfo format 859 * also, but not as important. 860 */ 861#define MAX_TC_FIXUPS 10 862#define MIN_TC_FIXUPS 4 863 864#define isoctal(c) ((c) >= '0' && (c) <= '7') 865 866/* 867 * State of tparm(). 868 */ 869#define STACKSIZE 20 870 871typedef struct { 872 union { 873 int num; 874 char *str; 875 } data; 876 bool num_type; 877} STACK_FRAME; 878 879#define NUM_VARS 26 880 881typedef struct { 882 const char *tparam_base; 883 884 STACK_FRAME stack[STACKSIZE]; 885 int stack_ptr; 886 887 char *out_buff; 888 size_t out_size; 889 size_t out_used; 890 891 char *fmt_buff; 892 size_t fmt_size; 893 894 int dynamic_var[NUM_VARS]; 895 int static_vars[NUM_VARS]; 896#ifdef TRACE 897 const char *tname; 898#endif 899} TPARM_STATE; 900 901typedef struct { 902 char *text; 903 size_t size; 904} TRACEBUF; 905 906/* 907 * The filesystem database normally uses a single-letter for the lower level 908 * of directories. Use a hexadecimal code for filesystems which do not 909 * preserve mixed-case names. 910 */ 911#if MIXEDCASE_FILENAMES 912#define LEAF_FMT "%c" 913#define LEAF_LEN 1 914#else 915#define LEAF_FMT "%02x" 916#define LEAF_LEN 2 917#endif 918 919/* 920 * TRACEMSE_FMT is no longer than 80 columns, there are 5 numbers that 921 * could at most have 10 digits, and the mask contains no more than 32 bits 922 * with each bit representing less than 15 characters. Usually the whole 923 * string is less than 80 columns, but this buffer size is an absolute 924 * limit. 925 */ 926#define TRACEMSE_MAX (80 + (5 * 10) + (32 * 15)) 927#define TRACEMSE_FMT "id %2d at (%2d, %2d, %2d) state %4lx = {" /* } */ 928 929#ifdef USE_TERM_DRIVER 930struct DriverTCB; /* Terminal Control Block forward declaration */ 931#define INIT_TERM_DRIVER() _nc_globals.term_driver = _nc_get_driver 932#else 933#define INIT_TERM_DRIVER() /* nothing */ 934#endif 935 936typedef struct { 937 const char *name; 938 char *value; 939} ITERATOR_VARS; 940 941/* 942 * Global data which is not specific to a screen. 943 */ 944typedef struct { 945 SIG_ATOMIC_T have_sigtstp; 946 SIG_ATOMIC_T have_sigwinch; 947 SIG_ATOMIC_T cleanup_nested; 948 949 bool init_signals; 950 bool init_screen; 951 952 char *comp_sourcename; 953 char *comp_termtype; 954 955 bool have_tic_directory; 956 bool keep_tic_directory; 957 const char *tic_directory; 958 959 char *dbi_list; 960 int dbi_size; 961 962 char *first_name; 963 char **keyname_table; 964 int init_keyname; 965 966 int slk_format; 967 968 int getstr_limit; /* getstr_limit based on POSIX LINE_MAX */ 969 970 char *safeprint_buf; 971 size_t safeprint_used; 972 973 TGETENT_CACHE tgetent_cache[TGETENT_MAX]; 974 int tgetent_index; 975 long tgetent_sequence; 976 977 char *dbd_blob; /* string-heap for dbd_list[] */ 978 char **dbd_list; /* distinct places to look for data */ 979 int dbd_size; /* length of dbd_list[] */ 980 time_t dbd_time; /* cache last updated */ 981 ITERATOR_VARS dbd_vars[dbdLAST]; 982 983#if HAVE_TSEARCH 984 void *cached_tparm; 985 int count_tparm; 986#endif /* HAVE_TSEARCH */ 987 988#ifdef USE_TERM_DRIVER 989 int (*term_driver)(struct DriverTCB*, const char*, int*); 990#endif 991 992#ifndef USE_SP_WINDOWLIST 993 WINDOWLIST *_nc_windowlist; 994#define WindowList(sp) _nc_globals._nc_windowlist 995#endif 996 997#if USE_HOME_TERMINFO 998 char *home_terminfo; 999#endif 1000 1001#if !USE_SAFE_SPRINTF 1002 int safeprint_cols; 1003 int safeprint_rows; 1004#endif 1005 1006#ifdef USE_PTHREADS 1007 pthread_mutex_t mutex_curses; 1008 pthread_mutex_t mutex_prescreen; 1009 pthread_mutex_t mutex_screen; 1010 pthread_mutex_t mutex_update; 1011 pthread_mutex_t mutex_tst_tracef; 1012 pthread_mutex_t mutex_tracef; 1013 int nested_tracef; 1014 int use_pthreads; 1015#define _nc_use_pthreads _nc_globals.use_pthreads 1016#if USE_PTHREADS_EINTR 1017 pthread_t read_thread; /* The reading thread */ 1018#endif 1019#endif 1020#if USE_WIDEC_SUPPORT 1021 char key_name[MB_LEN_MAX + 1]; 1022#endif 1023 1024#ifdef TRACE 1025 bool trace_opened; 1026 char trace_fname[PATH_MAX]; 1027 int trace_level; 1028 FILE *trace_fp; 1029 int trace_fd; 1030 1031 char *tracearg_buf; 1032 size_t tracearg_used; 1033 1034 TRACEBUF *tracebuf_ptr; 1035 size_t tracebuf_used; 1036 1037 char tracechr_buf[40]; 1038 1039 char *tracedmp_buf; 1040 size_t tracedmp_used; 1041 1042 unsigned char *tracetry_buf; 1043 size_t tracetry_used; 1044 1045 char traceatr_color_buf[2][80]; 1046 int traceatr_color_sel; 1047 int traceatr_color_last; 1048#if !defined(USE_PTHREADS) && USE_REENTRANT 1049 int nested_tracef; 1050#endif 1051#endif /* TRACE */ 1052 1053#if NO_LEAKS 1054 bool leak_checking; 1055#endif 1056} NCURSES_GLOBALS; 1057 1058extern NCURSES_EXPORT_VAR(NCURSES_GLOBALS) _nc_globals; 1059 1060#define N_RIPS 5 1061 1062/* The limit reserves one byte for a terminating NUL */ 1063#define my_getstr_limit (_nc_globals.getstr_limit - 1) 1064#define _nc_getstr_limit(n) \ 1065 (((n) < 0) \ 1066 ? my_getstr_limit \ 1067 : (((n) > my_getstr_limit) \ 1068 ? my_getstr_limit \ 1069 : (n))) 1070 1071#ifdef USE_PTHREADS 1072typedef struct _prescreen_list { 1073 struct _prescreen_list *next; 1074 pthread_t id; 1075 struct screen *sp; 1076} PRESCREEN_LIST; 1077#endif 1078 1079/* 1080 * Global data which can be swept up into a SCREEN when one is created. 1081 * It may be modified before the next SCREEN is created. 1082 */ 1083typedef struct { 1084#ifdef USE_PTHREADS 1085 PRESCREEN_LIST *allocated; 1086#else 1087 struct screen * allocated; 1088#endif 1089 bool use_env; 1090 bool filter_mode; 1091 attr_t previous_attr; 1092 TPARM_STATE tparm_state; 1093 TTY *saved_tty; /* savetty/resetty information */ 1094 bool use_tioctl; 1095 NCURSES_SP_OUTC _outch; /* output handler if not putc */ 1096#ifndef USE_SP_RIPOFF 1097 ripoff_t rippedoff[N_RIPS]; 1098 ripoff_t *rsp; 1099#endif 1100#if NCURSES_NO_PADDING 1101 bool _no_padding; /* flag to set if padding disabled */ 1102#endif 1103#if BROKEN_LINKER || USE_REENTRANT 1104 chtype *real_acs_map; 1105 int _LINES; 1106 int _COLS; 1107 int _TABSIZE; 1108 int _ESCDELAY; 1109 TERMINAL *_cur_term; 1110#endif 1111#ifdef TRACE 1112#if BROKEN_LINKER || USE_REENTRANT 1113 long _outchars; 1114 const char *_tputs_trace; 1115#endif 1116#endif 1117} NCURSES_PRESCREEN; 1118 1119/* 1120 * Use screen-specific ripoff data (for softkeys) rather than global. 1121 */ 1122#ifdef USE_SP_RIPOFF 1123#define safe_ripoff_sp (sp)->rsp 1124#define safe_ripoff_stack (sp)->rippedoff 1125#else 1126#define safe_ripoff_sp _nc_prescreen.rsp 1127#define safe_ripoff_stack _nc_prescreen.rippedoff 1128#endif 1129 1130extern NCURSES_EXPORT_VAR(NCURSES_PRESCREEN) _nc_prescreen; 1131 1132typedef enum { 1133 ewInitial = 0, 1134 ewRunning, 1135 ewSuspend 1136} ENDWIN; 1137 1138/* 1139 * The SCREEN structure. 1140 */ 1141 1142struct screen { 1143 int _ifd; /* input file descriptor for screen */ 1144 int _ofd; /* output file descriptor for screen */ 1145 FILE *_ofp; /* output file ptr for screen */ 1146 char *out_buffer; /* output buffer */ 1147 size_t out_limit; /* output buffer size */ 1148 size_t out_inuse; /* output buffer current use */ 1149 bool _filtered; /* filter() was called */ 1150 bool _prescreen; /* is in prescreen phase */ 1151 bool _use_env; /* LINES & COLS from environment? */ 1152 int _checkfd; /* filedesc for typeahead check */ 1153 TERMINAL *_term; /* terminal type information */ 1154 TTY _saved_tty; /* savetty/resetty information */ 1155 NCURSES_SIZE_T _lines; /* screen lines */ 1156 NCURSES_SIZE_T _columns; /* screen columns */ 1157 1158 NCURSES_SIZE_T _lines_avail; /* lines available for stdscr */ 1159 NCURSES_SIZE_T _topstolen; /* lines stolen from top */ 1160 1161 WINDOW *_curscr; /* current screen */ 1162 WINDOW *_newscr; /* virtual screen to be updated to */ 1163 WINDOW *_stdscr; /* screen's full-window context */ 1164 1165#define CurScreen(sp) (sp)->_curscr 1166#define NewScreen(sp) (sp)->_newscr 1167#define StdScreen(sp) (sp)->_stdscr 1168 1169 TRIES *_keytry; /* "Try" for use with keypad mode */ 1170 TRIES *_key_ok; /* Disabled keys via keyok(,FALSE) */ 1171 bool _tried; /* keypad mode was initialized */ 1172 bool _keypad_on; /* keypad mode is currently on */ 1173 1174 bool _called_wgetch; /* check for recursion in wgetch() */ 1175 int _fifo[FIFO_SIZE]; /* input push-back buffer */ 1176 short _fifohead, /* head of fifo queue */ 1177 _fifotail, /* tail of fifo queue */ 1178 _fifopeek, /* where to peek for next char */ 1179 _fifohold; /* set if breakout marked */ 1180 1181 int _endwin; /* are we out of window mode? */ 1182 NCURSES_CH_T *_current_attr; /* holds current attributes set */ 1183 int _coloron; /* is color enabled? */ 1184 int _color_defs; /* are colors modified */ 1185 int _cursor; /* visibility of the cursor */ 1186 int _cursrow; /* physical cursor row */ 1187 int _curscol; /* physical cursor column */ 1188 bool _notty; /* true if we cannot switch non-tty */ 1189 int _nl; /* True if NL -> CR/NL is on */ 1190 int _raw; /* True if in raw mode */ 1191 int _cbreak; /* 1 if in cbreak mode */ 1192 /* > 1 if in halfdelay mode */ 1193 int _echo; /* True if echo on */ 1194 int _use_meta; /* use the meta key? */ 1195 struct _SLK *_slk; /* ptr to soft key struct / NULL */ 1196 int slk_format; /* selected format for this screen */ 1197 /* cursor movement costs; units are 10ths of milliseconds */ 1198 int _char_padding; /* cost of character put */ 1199 int _cr_cost; /* cost of (carriage_return) */ 1200 int _cup_cost; /* cost of (cursor_address) */ 1201 int _home_cost; /* cost of (cursor_home) */ 1202 int _ll_cost; /* cost of (cursor_to_ll) */ 1203 int _cub1_cost; /* cost of (cursor_left) */ 1204 int _cuf1_cost; /* cost of (cursor_right) */ 1205 int _cud1_cost; /* cost of (cursor_down) */ 1206 int _cuu1_cost; /* cost of (cursor_up) */ 1207 int _cub_cost; /* cost of (parm_cursor_left) */ 1208 int _cuf_cost; /* cost of (parm_cursor_right) */ 1209 int _cud_cost; /* cost of (parm_cursor_down) */ 1210 int _cuu_cost; /* cost of (parm_cursor_up) */ 1211 int _hpa_cost; /* cost of (column_address) */ 1212 int _vpa_cost; /* cost of (row_address) */ 1213 /* used in tty_update.c, must be chars */ 1214 int _ed_cost; /* cost of (clr_eos) */ 1215 int _el_cost; /* cost of (clr_eol) */ 1216 int _el1_cost; /* cost of (clr_bol) */ 1217 int _dch1_cost; /* cost of (delete_character) */ 1218 int _ich1_cost; /* cost of (insert_character) */ 1219 int _dch_cost; /* cost of (parm_dch) */ 1220 int _ich_cost; /* cost of (parm_ich) */ 1221 int _ech_cost; /* cost of (erase_chars) */ 1222 int _rep_cost; /* cost of (repeat_char) */ 1223 int _hpa_ch_cost; /* cost of (column_address) */ 1224 int _cup_ch_cost; /* cost of (cursor_address) */ 1225 int _cuf_ch_cost; /* cost of (parm_cursor_right) */ 1226 int _inline_cost; /* cost of inline-move */ 1227 int _smir_cost; /* cost of (enter_insert_mode) */ 1228 int _rmir_cost; /* cost of (exit_insert_mode) */ 1229 int _ip_cost; /* cost of (insert_padding) */ 1230 /* used in lib_mvcur.c */ 1231 char * _address_cursor; 1232 /* used in tty_update.c */ 1233 int _scrolling; /* 1 if terminal's smart enough to */ 1234 1235 /* used in lib_color.c */ 1236 rgb_bits_t _direct_color; /* RGB overrides color-table */ 1237 color_t *_color_table; /* screen's color palette */ 1238 int _color_count; /* count of colors in palette */ 1239 colorpair_t *_color_pairs; /* screen's color pair list */ 1240 int _pair_count; /* same as COLOR_PAIRS */ 1241 int _pair_limit; /* actual limit of color-pairs */ 1242 int _pair_alloc; /* current table-size of color-pairs */ 1243 chtype _ok_attributes; /* valid attributes for terminal */ 1244 chtype _xmc_suppress; /* attributes to suppress if xmc */ 1245 chtype _xmc_triggers; /* attributes to process if xmc */ 1246 chtype * _acs_map; /* the real alternate-charset map */ 1247 bool * _screen_acs_map; 1248 1249 1250 /* used in lib_vidattr.c */ 1251 bool _use_rmso; /* true if we may use 'rmso' */ 1252 bool _use_rmul; /* true if we may use 'rmul' */ 1253 1254 /* 1255 * These data correspond to the state of the idcok() and idlok() 1256 * functions. A caveat is in order here: the XSI and SVr4 1257 * documentation specify that these functions apply to the window which 1258 * is given as an argument. However, ncurses implements this logic 1259 * only for the newscr/curscr update process, _not_ per-window. 1260 */ 1261 bool _nc_sp_idlok; 1262 bool _nc_sp_idcok; 1263 1264 /* 1265 * These are the data that support the mouse interface. 1266 */ 1267 bool _mouse_initialized; 1268 MouseType _mouse_type; 1269 int _maxclick; 1270 bool (*_mouse_event) (SCREEN *); 1271 bool (*_mouse_inline)(SCREEN *); 1272 bool (*_mouse_parse) (SCREEN *, int); 1273 void (*_mouse_resume)(SCREEN *); 1274 void (*_mouse_wrap) (SCREEN *); 1275 int _mouse_fd; /* file-descriptor, if any */ 1276 bool _mouse_active; /* true if initialized */ 1277 mmask_t _mouse_mask; /* set via mousemask() */ 1278 mmask_t _mouse_mask2; /* OR's in press/release bits */ 1279 mmask_t _mouse_bstate; 1280 MouseFormat _mouse_format; /* type of xterm mouse protocol */ 1281 NCURSES_CONST char *_mouse_xtermcap; /* string to enable/disable mouse */ 1282 MEVENT _mouse_events[EV_MAX]; /* hold the last mouse event seen */ 1283 MEVENT *_mouse_eventp; /* next free slot in event queue */ 1284 1285 /* 1286 * These are data that support the proper handling of the panel stack on an 1287 * per screen basis. 1288 */ 1289 struct panelhook _panelHook; 1290 1291 bool _sig_winch; 1292 SCREEN *_next_screen; 1293 1294 /* hashes for old and new lines */ 1295 unsigned long *oldhash, *newhash; 1296 HASHMAP *hashtab; 1297 int hashtab_len; 1298 int *_oldnum_list; 1299 int _oldnum_size; 1300 1301 NCURSES_SP_OUTC _outch; /* output handler if not putc */ 1302 NCURSES_OUTC jump; 1303 1304 ripoff_t rippedoff[N_RIPS]; 1305 ripoff_t *rsp; 1306 1307 int _legacy_coding; /* see use_legacy_coding() */ 1308 1309#if NCURSES_NO_PADDING 1310 bool _no_padding; /* flag to set if padding disabled */ 1311#endif 1312 1313#if USE_HARD_TABS 1314 int _ht_cost; /* cost of (tab) */ 1315 int _cbt_cost; /* cost of (backtab) */ 1316#endif /* USE_HARD_TABS */ 1317 1318 /* used in lib_vidattr.c */ 1319#if USE_ITALIC 1320 bool _use_ritm; /* true if we may use 'ritm' */ 1321#endif 1322 1323 /* used in getch/twait */ 1324#if USE_KLIBC_KBD 1325 bool _extended_key; /* true if an extended key */ 1326#endif 1327 1328 /* used in lib_color.c */ 1329#if NCURSES_EXT_FUNCS 1330 bool _assumed_color; /* use assumed colors */ 1331 bool _default_color; /* use default colors */ 1332 bool _has_sgr_39_49; /* has ECMA default color support */ 1333 int _default_fg; /* assumed default foreground */ 1334 int _default_bg; /* assumed default background */ 1335 int _default_pairs; /* count pairs using default color */ 1336#endif 1337 1338 /* system-dependent mouse data */ 1339#if USE_GPM_SUPPORT 1340 bool _mouse_gpm_loaded; 1341 bool _mouse_gpm_found; 1342#ifdef HAVE_LIBDL 1343 void *_dlopen_gpm; 1344 TYPE_gpm_fd _mouse_gpm_fd; 1345 TYPE_Gpm_Open _mouse_Gpm_Open; 1346 TYPE_Gpm_Close _mouse_Gpm_Close; 1347 TYPE_Gpm_GetEvent _mouse_Gpm_GetEvent; 1348#endif 1349 Gpm_Connect _mouse_gpm_connect; 1350#endif /* USE_GPM_SUPPORT */ 1351 1352#if USE_EMX_MOUSE 1353 int _emxmouse_wfd; 1354 int _emxmouse_thread; 1355 int _emxmouse_activated; 1356 char _emxmouse_buttons[4]; 1357#endif 1358 1359#if USE_SYSMOUSE 1360 MEVENT _sysmouse_fifo[FIFO_SIZE]; 1361 int _sysmouse_head; 1362 int _sysmouse_tail; 1363 int _sysmouse_char_width; /* character width */ 1364 int _sysmouse_char_height; /* character height */ 1365 int _sysmouse_old_buttons; 1366 int _sysmouse_new_buttons; 1367#endif 1368 1369#if defined(USE_TERM_DRIVER) || defined(EXP_WIN32_DRIVER) 1370 MEVENT _drv_mouse_fifo[FIFO_SIZE]; 1371 int _drv_mouse_head; 1372 int _drv_mouse_tail; 1373 int _drv_mouse_old_buttons; 1374 int _drv_mouse_new_buttons; 1375#endif 1376 /* 1377 * This supports automatic resizing 1378 */ 1379#if USE_SIZECHANGE 1380 int (*_resize)(NCURSES_SP_DCLx int y, int x); 1381 int (*_ungetch)(SCREEN *, int); 1382#endif 1383 1384#ifdef USE_SP_WINDOWLIST 1385 WINDOWLIST* _windowlist; 1386#define WindowList(sp) (sp)->_windowlist 1387#endif 1388 1389#if USE_REENTRANT 1390 char _ttytype[NAMESIZE]; 1391 int _ESCDELAY; 1392 int _TABSIZE; 1393 int _LINES; 1394 int _COLS; 1395#endif 1396 1397#if NCURSES_SP_FUNCS 1398 bool use_tioctl; 1399#endif 1400 1401 /* 1402 * ncurses/ncursesw are the same up to this point. 1403 */ 1404#if USE_WIDEC_SUPPORT 1405 /* recent versions of 'screen' have partially-working support for 1406 * UTF-8, but do not permit ACS at the same time (see tty_update.c). 1407 */ 1408 bool _screen_acs_fix; 1409 bool _screen_unicode; 1410#endif 1411 1412#if NCURSES_EXT_FUNCS && NCURSES_EXT_COLORS 1413 void *_ordered_pairs; /* index used by alloc_pair() */ 1414 int _pairs_used; /* actual number of color-pairs used */ 1415 int _recent_pair; /* number for most recent free-pair */ 1416#endif 1417 1418#ifdef TRACE 1419 char tracechr_buf[40]; 1420 char tracemse_buf[TRACEMSE_MAX]; 1421#if USE_REENTRANT 1422 long _outchars; 1423 const char *_tputs_trace; 1424#endif 1425#endif 1426}; 1427 1428extern NCURSES_EXPORT_VAR(SCREEN *) _nc_screen_chain; 1429extern NCURSES_EXPORT_VAR(SIG_ATOMIC_T) _nc_have_sigwinch; 1430 1431 WINDOWLIST { 1432 WINDOWLIST *next; 1433 SCREEN *screen; /* screen containing the window */ 1434 WINDOW win; /* WINDOW_EXT() needs to account for offset */ 1435#if NCURSES_WIDECHAR 1436 char addch_work[(MB_LEN_MAX * 9) + 1]; 1437 unsigned addch_used; /* number of bytes in addch_work[] */ 1438 int addch_x; /* x-position for addch_work[] */ 1439 int addch_y; /* y-position for addch_work[] */ 1440#endif 1441}; 1442 1443#define WINDOW_EXT(w,m) (((WINDOWLIST *)((void *)((char *)(w) - offsetof(WINDOWLIST, win))))->m) 1444 1445#ifdef USE_SP_WINDOWLIST 1446#define SP_INIT_WINDOWLIST(sp) WindowList(sp) = 0 1447#else 1448#define SP_INIT_WINDOWLIST(sp) /* nothing */ 1449#endif 1450 1451#define SP_PRE_INIT(sp) \ 1452 sp->_cursrow = -1; \ 1453 sp->_curscol = -1; \ 1454 sp->_nl = TRUE; \ 1455 sp->_raw = FALSE; \ 1456 sp->_cbreak = 0; \ 1457 sp->_echo = TRUE; \ 1458 sp->_fifohead = -1; \ 1459 sp->_endwin = ewSuspend; \ 1460 sp->_cursor = -1; \ 1461 SP_INIT_WINDOWLIST(sp); \ 1462 sp->_outch = NCURSES_OUTC_FUNC; \ 1463 sp->jump = 0 \ 1464 1465/* usually in <limits.h> */ 1466#ifndef UCHAR_MAX 1467#define UCHAR_MAX 255 1468#endif 1469 1470/* The terminfo source is assumed to be 7-bit ASCII */ 1471#define is7bits(c) ((unsigned)(c) < 128) 1472 1473/* Checks for isprint() should be done on 8-bit characters (non-wide) */ 1474#define is8bits(c) ((unsigned)(c) <= UCHAR_MAX) 1475 1476#ifndef min 1477#define min(a,b) ((a) > (b) ? (b) : (a)) 1478#endif 1479 1480#ifndef max 1481#define max(a,b) ((a) < (b) ? (b) : (a)) 1482#endif 1483 1484/* usually in <unistd.h> */ 1485#ifndef STDIN_FILENO 1486#define STDIN_FILENO 0 1487#endif 1488 1489#ifndef STDOUT_FILENO 1490#define STDOUT_FILENO 1 1491#endif 1492 1493#ifndef STDERR_FILENO 1494#define STDERR_FILENO 2 1495#endif 1496 1497#ifndef EXIT_SUCCESS 1498#define EXIT_SUCCESS 0 1499#endif 1500 1501#ifndef EXIT_FAILURE 1502#define EXIT_FAILURE 1 1503#endif 1504 1505#ifndef R_OK 1506#define R_OK 4 /* Test for read permission. */ 1507#endif 1508#ifndef W_OK 1509#define W_OK 2 /* Test for write permission. */ 1510#endif 1511#ifndef X_OK 1512#define X_OK 1 /* Test for execute permission. */ 1513#endif 1514#ifndef F_OK 1515#define F_OK 0 /* Test for existence. */ 1516#endif 1517 1518#if HAVE_FCNTL_H 1519#include <fcntl.h> /* may define O_BINARY */ 1520#endif 1521 1522#ifndef O_BINARY 1523#define O_BINARY 0 1524#endif 1525 1526#ifdef TRACE 1527#if USE_REENTRANT 1528#define COUNT_OUTCHARS(n) _nc_count_outchars(n); 1529#else 1530#define COUNT_OUTCHARS(n) _nc_outchars += (n); 1531#endif 1532#else 1533#define COUNT_OUTCHARS(n) /* nothing */ 1534#endif 1535 1536#define RESET_OUTCHARS() COUNT_OUTCHARS(-_nc_outchars) 1537 1538#define UChar(c) ((unsigned char)(c)) 1539#define UShort(c) ((unsigned short)(c)) 1540#define ChCharOf(c) ((chtype)(c) & (chtype)A_CHARTEXT) 1541#define ChAttrOf(c) ((chtype)(c) & (chtype)A_ATTRIBUTES) 1542 1543#define TR_PUTC(c) TR(TRACE_CHARPUT, ("PUTC %#x", UChar(c))) 1544 1545#ifndef MB_LEN_MAX 1546#define MB_LEN_MAX 8 /* should be >= MB_CUR_MAX, but that may be a function */ 1547#endif 1548 1549#if USE_WIDEC_SUPPORT /* { */ 1550#define isEILSEQ(status) (((size_t)status == (size_t)-1) && (errno == EILSEQ)) 1551 1552#define init_mb(state) memset(&state, 0, sizeof(state)) 1553 1554#if NCURSES_EXT_COLORS 1555#define NulColor , 0 1556#else 1557#define NulColor /* nothing */ 1558#endif 1559 1560#define NulChar 0,0,0,0 /* FIXME: see CCHARW_MAX */ 1561#define CharOf(c) ((c).chars[0]) 1562#define AttrOf(c) ((c).attr) 1563 1564#define AddAttr(c,a) AttrOf(c) |= ((a) & A_ATTRIBUTES) 1565#define RemAttr(c,a) AttrOf(c) &= ~((a) & A_ATTRIBUTES) 1566#define SetAttr(c,a) AttrOf(c) = ((a) & A_ATTRIBUTES) | WidecExt(c) 1567 1568#define NewChar2(c,a) { a, { c, NulChar } NulColor } 1569#define NewChar(ch) NewChar2(ChCharOf(ch), ChAttrOf(ch)) 1570 1571#if CCHARW_MAX == 5 1572#define CharEq(a,b) (((a).attr == (b).attr) \ 1573 && (a).chars[0] == (b).chars[0] \ 1574 && (a).chars[1] == (b).chars[1] \ 1575 && (a).chars[2] == (b).chars[2] \ 1576 && (a).chars[3] == (b).chars[3] \ 1577 && (a).chars[4] == (b).chars[4] \ 1578 if_EXT_COLORS(&& (a).ext_color == (b).ext_color)) 1579#elif CCHARW_MAX > 0 1580#error Inconsistent values for CCHARW_MAX 1581#else 1582#define CharEq(a,b) (!memcmp(&(a), &(b), sizeof(a))) 1583#endif 1584 1585#define SetChar(ch,c,a) do { \ 1586 NCURSES_CH_T *_cp = &ch; \ 1587 memset(_cp, 0, sizeof(ch)); \ 1588 _cp->chars[0] = (wchar_t) (c); \ 1589 _cp->attr = (a); \ 1590 if_EXT_COLORS(SetPair(ch, PairNumber(a))); \ 1591 } while (0) 1592#define CHREF(wch) (&wch) 1593#define CHDEREF(wch) (*wch) 1594#define ARG_CH_T NCURSES_CH_T * 1595#define CARG_CH_T const NCURSES_CH_T * 1596#define PUTC_DATA char PUTC_buf[MB_LEN_MAX]; int PUTC_i, PUTC_n; \ 1597 mbstate_t PUT_st; wchar_t PUTC_ch 1598#define PUTC_INIT init_mb (PUT_st) 1599#define PUTC(ch) do { if(!isWidecExt(ch)) { \ 1600 if (Charable(ch)) { \ 1601 TR_PUTC(CharOf(ch)); \ 1602 NCURSES_OUTC_FUNC (NCURSES_SP_ARGx CharOf(ch)); \ 1603 COUNT_OUTCHARS(1); \ 1604 } else { \ 1605 for (PUTC_i = 0; PUTC_i < CCHARW_MAX; ++PUTC_i) { \ 1606 PUTC_ch = (ch).chars[PUTC_i]; \ 1607 if (PUTC_ch == L'\0') \ 1608 break; \ 1609 PUTC_INIT; \ 1610 PUTC_n = (int) wcrtomb(PUTC_buf, \ 1611 (ch).chars[PUTC_i], &PUT_st); \ 1612 if (PUTC_n <= 0) { \ 1613 if (PUTC_ch && is8bits(PUTC_ch) && PUTC_i == 0) { \ 1614 TR_PUTC(CharOf(ch)); \ 1615 NCURSES_OUTC_FUNC (NCURSES_SP_ARGx CharOf(ch)); \ 1616 } \ 1617 break; \ 1618 } else { \ 1619 int PUTC_j; \ 1620 for (PUTC_j = 0; PUTC_j < PUTC_n; ++PUTC_j) { \ 1621 TR_PUTC(PUTC_buf[PUTC_j]); \ 1622 NCURSES_OUTC_FUNC (NCURSES_SP_ARGx PUTC_buf[PUTC_j]); \ 1623 } \ 1624 } \ 1625 } \ 1626 COUNT_OUTCHARS(PUTC_i); \ 1627 } } } while (0) 1628 1629#define BLANK NewChar2(' ', WA_NORMAL) 1630#define ZEROS NewChar2('\0', WA_NORMAL) 1631#define ISBLANK(ch) ((ch).chars[0] == L' ' && (ch).chars[1] == L'\0') 1632 1633 /* 1634 * Wide characters cannot be represented in the A_CHARTEXT mask of 1635 * attr_t's but an application might have set a narrow character there. 1636 * But even in that case, it would only be a printable character, or 1637 * zero. Otherwise we can use those bits to tell if a cell is the 1638 * first or extension part of a wide character. 1639 */ 1640#define WidecExt(ch) (int) (AttrOf(ch) & A_CHARTEXT) 1641#define isWidecBase(ch) (WidecExt(ch) == 1) 1642#define isWidecExt(ch) (WidecExt(ch) > 1 && WidecExt(ch) < 32) 1643#define SetWidecExt(dst, ext) AttrOf(dst) &= ~A_CHARTEXT, \ 1644 AttrOf(dst) |= (attr_t) (ext + 1) 1645 1646#define if_WIDEC(code) code 1647#define Charable(ch) (((SP_PARM->_legacy_coding) \ 1648 || (AttrOf(ch) & A_ALTCHARSET) \ 1649 || (!isWidecExt(ch))) && \ 1650 (ch).chars[1] == L'\0' && \ 1651 _nc_is_charable(CharOf(ch))) 1652 1653#define L(ch) L ## ch 1654#else /* }{ */ 1655#define CharOf(c) ChCharOf(c) 1656#define AttrOf(c) ChAttrOf(c) 1657#define AddAttr(c,a) c |= (a) 1658#define RemAttr(c,a) c &= ~((a) & A_ATTRIBUTES) 1659#define SetAttr(c,a) c = ((c) & ~A_ATTRIBUTES) | (a) 1660#define NewChar(ch) (ch) 1661#define NewChar2(c,a) ((c) | (a)) 1662#define CharEq(a,b) ((a) == (b)) 1663#define SetChar(ch,c,a) ch = (c) | (a) 1664#define CHREF(wch) wch 1665#define CHDEREF(wch) wch 1666#define ARG_CH_T NCURSES_CH_T 1667#define CARG_CH_T NCURSES_CH_T 1668#define PUTC_DATA /* nothing */ 1669#define PUTC(ch) { \ 1670 TR_PUTC(ch); \ 1671 NCURSES_OUTC_FUNC (NCURSES_SP_ARGx (int) ch); \ 1672 } 1673 1674#define BLANK (' '|A_NORMAL) 1675#define ZEROS ('\0'|A_NORMAL) 1676#define ISBLANK(ch) (CharOf(ch) == ' ') 1677 1678#define isWidecExt(ch) (0) 1679#define if_WIDEC(code) /* nothing */ 1680 1681#define Charable(ch) ((ch) >= ' ' && (ch) <= '~') 1682#define L(ch) ch 1683#endif /* } */ 1684 1685#define AttrOfD(ch) AttrOf(CHDEREF(ch)) 1686#define CharOfD(ch) CharOf(CHDEREF(ch)) 1687#define SetChar2(wch,ch) SetChar(wch,ChCharOf(ch),ChAttrOf(ch)) 1688 1689#define BLANK_ATTR A_NORMAL 1690#define BLANK_TEXT L(' ') 1691 1692#define CHANGED -1 1693 1694#define LEGALYX(w, y, x) \ 1695 ((w) != 0 && \ 1696 ((x) >= 0 && (x) <= (w)->_maxx && \ 1697 (y) >= 0 && (y) <= (w)->_maxy)) 1698 1699#define CHANGED_CELL(line,col) \ 1700 if (line->firstchar == _NOCHANGE) \ 1701 line->firstchar = line->lastchar = (NCURSES_SIZE_T) (col); \ 1702 else if ((col) < line->firstchar) \ 1703 line->firstchar = (NCURSES_SIZE_T) (col); \ 1704 else if ((col) > line->lastchar) \ 1705 line->lastchar = (NCURSES_SIZE_T) (col) 1706 1707#define CHANGED_RANGE(line,start,end) \ 1708 if (line->firstchar == _NOCHANGE \ 1709 || line->firstchar > (start)) \ 1710 line->firstchar = (NCURSES_SIZE_T) (start); \ 1711 if (line->lastchar == _NOCHANGE \ 1712 || line->lastchar < (end)) \ 1713 line->lastchar = (NCURSES_SIZE_T) (end) 1714 1715#define CHANGED_TO_EOL(line,start,end) \ 1716 if (line->firstchar == _NOCHANGE \ 1717 || line->firstchar > (start)) \ 1718 line->firstchar = (NCURSES_SIZE_T) (start); \ 1719 line->lastchar = (NCURSES_SIZE_T) (end) 1720 1721#define SIZEOF(v) (sizeof(v)/sizeof(v[0])) 1722 1723#define FreeIfNeeded(p) if ((p) != 0) free(p) 1724 1725/* FreeAndNull() is not a comma-separated expression because some compilers 1726 * do not accept a mixture of void with values. 1727 */ 1728#define FreeAndNull(p) do { free(p); p = 0; } while (0) 1729 1730#include <nc_alloc.h> 1731 1732/* 1733 * Use these for tic/infocmp malloc failures. Generally the ncurses library 1734 * tries to limp along after a failure. 1735 */ 1736#define TYPE_MALLOC(type, size, name) \ 1737 do { \ 1738 name = typeMalloc(type, size); \ 1739 if (name == 0) \ 1740 _nc_err_abort(MSG_NO_MEMORY); \ 1741 } while (0) 1742 1743#define TYPE_REALLOC(type, size, name) \ 1744 do { \ 1745 name = typeRealloc(type, size, name); \ 1746 if (name == 0) \ 1747 _nc_err_abort(MSG_NO_MEMORY); \ 1748 } while (0) 1749 1750/* 1751 * TTY bit definition for converting tabs to spaces. 1752 */ 1753#ifdef TAB3 1754# define OFLAGS_TABS TAB3 /* POSIX specifies TAB3 */ 1755#else 1756# ifdef XTABS 1757# define OFLAGS_TABS XTABS /* XTABS is usually the "same" */ 1758# else 1759# ifdef OXTABS 1760# define OFLAGS_TABS OXTABS /* the traditional BSD equivalent */ 1761# else 1762# define OFLAGS_TABS 0 1763# endif 1764# endif 1765#endif 1766 1767#ifdef __TANDEM 1768#define ROOT_UID 65535 1769#endif 1770 1771#ifndef ROOT_UID 1772#define ROOT_UID 0 1773#endif 1774 1775/* 1776 * Standardize/simplify common loops 1777 */ 1778#define each_screen(p) p = _nc_screen_chain; p != 0; p = (p)->_next_screen 1779#define each_window(sp,p) p = WindowList(sp); p != 0; p = (p)->next 1780#define each_ripoff(p) p = safe_ripoff_stack; (p - safe_ripoff_stack) < N_RIPS; ++p 1781 1782/* 1783 * Prefixes for call/return points of library function traces. We use these to 1784 * instrument the public functions so that the traces can be easily transformed 1785 * into regression scripts. 1786 */ 1787#define T_CALLED(fmt) "called {" fmt 1788#define T_CREATE(fmt) "create :" fmt 1789#define T_RETURN(fmt) "return }" fmt 1790 1791#define NonNull(s) ((s) != 0 ? s : "<null>") 1792#define NonEmpty(s) ((s) != 0 && *(s) != '\0') 1793 1794#ifdef TRACE 1795 1796#if USE_REENTRANT 1797#define TPUTS_TRACE(s) _nc_set_tputs_trace(s); 1798#else 1799#define TPUTS_TRACE(s) _nc_tputs_trace = s; 1800#endif 1801 1802#ifdef HAVE_CONSISTENT_GETENV 1803#define START_TRACE() \ 1804 if ((_nc_tracing & TRACE_MAXIMUM) == 0) { \ 1805 int t = _nc_getenv_num("NCURSES_TRACE"); \ 1806 if (t >= 0) \ 1807 curses_trace((unsigned) t); \ 1808 } 1809#else 1810#define START_TRACE() /* nothing */ 1811#endif 1812 1813/* 1814 * Many of the _tracef() calls use static buffers; lock the trace state before 1815 * trying to fill them. 1816 */ 1817#if USE_REENTRANT 1818#define USE_TRACEF(mask) _nc_use_tracef(mask) 1819extern NCURSES_EXPORT(int) _nc_use_tracef (unsigned); 1820extern NCURSES_EXPORT(void) _nc_locked_tracef (const char *, ...) GCC_PRINTFLIKE(1,2); 1821#else 1822#define USE_TRACEF(mask) (_nc_tracing & (mask)) 1823#define _nc_locked_tracef _tracef 1824#endif 1825 1826#define TR(n, a) if (USE_TRACEF(n)) _nc_locked_tracef a 1827#define T(a) TR(TRACE_CALLS, a) 1828#define TRACE_RETURN(value,type) return _nc_retrace_##type((type)(value)) 1829#define TRACE_RETURN1(value,dst) return _nc_retrace_##dst(value) 1830#define TRACE_RETURN2(value,dst,src) return _nc_retrace_##dst##_##src(value) 1831#define TRACE_RETURN_SP(value,type) return _nc_retrace_##type(SP_PARM, value) 1832 1833typedef void VoidFunc(void); 1834 1835#define TR_FUNC_LEN ((sizeof(void *) + sizeof(void (*)(void))) * 2 + 4) 1836#define TR_FUNC_BFR(max) char tr_func_data[max][TR_FUNC_LEN] 1837#define TR_FUNC_ARG(num,func) _nc_fmt_funcptr(&tr_func_data[num][0], (const char *)&(func), sizeof((func))) 1838 1839#define returnAttr(code) TRACE_RETURN(code,attr_t) 1840#define returnBits(code) TRACE_RETURN(code,unsigned) 1841#define returnBool(code) TRACE_RETURN(code,bool) 1842#define returnCPtr(code) TRACE_RETURN1(code,cptr) 1843#define returnCVoidPtr(code) TRACE_RETURN1(code,cvoid_ptr) 1844#define returnChar(code) TRACE_RETURN(code,char) 1845#define returnChtype(code) TRACE_RETURN(code,chtype) 1846#define returnCode(code) TRACE_RETURN(code,int) 1847#define returnIntAttr(code) TRACE_RETURN2(code,int,attr_t) 1848#define returnMMask(code) TRACE_RETURN_SP(code,mmask_t) 1849#define returnPtr(code) TRACE_RETURN1(code,ptr) 1850#define returnSP(code) TRACE_RETURN1(code,sp) 1851#define returnVoid T((T_RETURN(""))); return 1852#define returnVoidPtr(code) TRACE_RETURN1(code,void_ptr) 1853#define returnWin(code) TRACE_RETURN1(code,win) 1854 1855#define returnDB(rc) do { TR(TRACE_DATABASE,(T_RETURN("code %d"), (rc))); return (rc); } while (0) 1856 1857extern NCURSES_EXPORT(NCURSES_BOOL) _nc_retrace_bool (int); 1858extern NCURSES_EXPORT(NCURSES_CONST void *) _nc_retrace_cvoid_ptr (NCURSES_CONST void *); 1859extern NCURSES_EXPORT(SCREEN *) _nc_retrace_sp (SCREEN *); 1860extern NCURSES_EXPORT(WINDOW *) _nc_retrace_win (WINDOW *); 1861extern NCURSES_EXPORT(attr_t) _nc_retrace_attr_t (attr_t); 1862extern NCURSES_EXPORT(char *) _nc_retrace_ptr (char *); 1863extern NCURSES_EXPORT(char *) _nc_trace_ttymode(const TTY *tty); 1864extern NCURSES_EXPORT(char *) _nc_varargs (const char *, va_list); 1865extern NCURSES_EXPORT(chtype) _nc_retrace_chtype (chtype); 1866extern NCURSES_EXPORT(const char *) _nc_altcharset_name(attr_t, chtype); 1867extern NCURSES_EXPORT(const char *) _nc_retrace_cptr (const char *); 1868extern NCURSES_EXPORT(char) _nc_retrace_char (int); 1869extern NCURSES_EXPORT(int) _nc_retrace_int (int); 1870extern NCURSES_EXPORT(int) _nc_retrace_int_attr_t (attr_t); 1871extern NCURSES_EXPORT(mmask_t) _nc_retrace_mmask_t (SCREEN *, mmask_t); 1872extern NCURSES_EXPORT(unsigned) _nc_retrace_unsigned (unsigned); 1873extern NCURSES_EXPORT(void *) _nc_retrace_void_ptr (void *); 1874extern NCURSES_EXPORT(void) _nc_fifo_dump (SCREEN *); 1875 1876extern NCURSES_EXPORT(char *) _nc_fmt_funcptr(char *, const char *, size_t); 1877 1878#if USE_REENTRANT 1879NCURSES_WRAPPED_VAR(long, _nc_outchars); 1880NCURSES_WRAPPED_VAR(const char *, _nc_tputs_trace); 1881#define _nc_outchars NCURSES_PUBLIC_VAR(_nc_outchars()) 1882#define _nc_tputs_trace NCURSES_PUBLIC_VAR(_nc_tputs_trace()) 1883extern NCURSES_EXPORT(void) _nc_set_tputs_trace (const char *); 1884extern NCURSES_EXPORT(void) _nc_count_outchars (long); 1885#else 1886extern NCURSES_EXPORT_VAR(const char *) _nc_tputs_trace; 1887extern NCURSES_EXPORT_VAR(long) _nc_outchars; 1888#endif 1889 1890extern NCURSES_EXPORT_VAR(unsigned) _nc_tracing; 1891 1892extern NCURSES_EXPORT(char *) _nc_tracebits (void); 1893extern NCURSES_EXPORT(char *) _tracemouse (const MEVENT *); 1894extern NCURSES_EXPORT(void) _tracedump (const char *, WINDOW *); 1895 1896#if USE_WIDEC_SUPPORT 1897extern NCURSES_EXPORT(const char *) _nc_viswbuf2 (int, const wchar_t *); 1898extern NCURSES_EXPORT(const char *) _nc_viswbufn (const wchar_t *, int); 1899#endif 1900 1901extern NCURSES_EXPORT(const char *) _nc_viscbuf2 (int, const NCURSES_CH_T *, int); 1902extern NCURSES_EXPORT(const char *) _nc_viscbuf (const NCURSES_CH_T *, int); 1903 1904#else /* !TRACE */ 1905 1906#define START_TRACE() /* nothing */ 1907 1908#define T(a) 1909#define TR(n, a) 1910#define TPUTS_TRACE(s) 1911#define TR_FUNC_BFR(max) 1912 1913#define returnAttr(code) return code 1914#define returnBits(code) return code 1915#define returnBool(code) return code 1916#define returnCPtr(code) return code 1917#define returnCVoidPtr(code) return code 1918#define returnChar(code) return ((char) code) 1919#define returnChtype(code) return code 1920#define returnCode(code) return code 1921#define returnIntAttr(code) return code 1922#define returnMMask(code) return code 1923#define returnPtr(code) return code 1924#define returnSP(code) return code 1925#define returnVoid return 1926#define returnVoidPtr(code) return code 1927#define returnWin(code) return code 1928 1929#define returnDB(code) return code 1930 1931#endif /* TRACE/!TRACE */ 1932 1933/* 1934 * Workaround for defective implementation of gcc attribute warn_unused_result 1935 */ 1936#if defined(__GNUC__) && defined(_FORTIFY_SOURCE) 1937#define IGNORE_RC(func) errno = (int) func 1938#else 1939#define IGNORE_RC(func) (void) func 1940#endif /* gcc workarounds */ 1941 1942/* 1943 * Return-codes for tgetent() and friends. 1944 */ 1945#define TGETENT_YES 1 /* entry is found */ 1946#define TGETENT_NO 0 /* entry is not found */ 1947#define TGETENT_ERR -1 /* an error occurred */ 1948 1949extern NCURSES_EXPORT(const char *) _nc_visbuf2 (int, const char *); 1950extern NCURSES_EXPORT(const char *) _nc_visbufn (const char *, int); 1951 1952#define EMPTY_MODULE(name) \ 1953extern NCURSES_EXPORT(void) name (void); \ 1954 NCURSES_EXPORT(void) name (void) { } 1955 1956#define ALL_BUT_COLOR ((chtype)~(A_COLOR)) 1957#define NONBLANK_ATTR (A_BOLD | A_DIM | A_BLINK | A_ITALIC) 1958#define TPARM_ATTR (A_STANDOUT | A_UNDERLINE | A_REVERSE | A_BLINK | A_DIM | A_BOLD | A_ALTCHARSET | A_INVIS | A_PROTECT) 1959#define XMC_CONFLICT (A_STANDOUT | A_UNDERLINE | A_REVERSE | A_BLINK | A_DIM | A_BOLD | A_INVIS | A_PROTECT | A_ITALIC) 1960#define XMC_CHANGES(c) ((c) & SP_PARM->_xmc_suppress) 1961 1962#define toggle_attr_on(S,at) {\ 1963 if (PairNumber(at) > 0) {\ 1964 (S) = ((S) & ALL_BUT_COLOR) | (attr_t) (at);\ 1965 } else {\ 1966 (S) |= (attr_t) (at);\ 1967 }\ 1968 TR(TRACE_ATTRS, ("new attribute is %s", _traceattr((S))));} 1969 1970 1971#define toggle_attr_off(S,at) {\ 1972 if (PairNumber(at) > 0) {\ 1973 (S) &= ~(at|A_COLOR);\ 1974 } else {\ 1975 (S) &= ~(at);\ 1976 }\ 1977 TR(TRACE_ATTRS, ("new attribute is %s", _traceattr((S))));} 1978 1979#define DelCharCost(sp,count) \ 1980 ((parm_dch != 0) \ 1981 ? sp->_dch_cost \ 1982 : ((delete_character != 0) \ 1983 ? (sp->_dch1_cost * count) \ 1984 : INFINITY)) 1985 1986#define InsCharCost(sp,count) \ 1987 ((parm_ich != 0) \ 1988 ? sp->_ich_cost \ 1989 : ((enter_insert_mode && exit_insert_mode) \ 1990 ? sp->_smir_cost + sp->_rmir_cost + (sp->_ip_cost * count) \ 1991 : ((insert_character != 0) \ 1992 ? ((sp->_ich1_cost + sp->_ip_cost) * count) \ 1993 : INFINITY))) 1994 1995#if USE_XMC_SUPPORT 1996#define UpdateAttrs(sp,c) if (!SameAttrOf(SCREEN_ATTRS(sp), c)) { \ 1997 attr_t chg = AttrOf(SCREEN_ATTRS(sp)); \ 1998 VIDPUTS(sp, AttrOf(c), GetPair(c)); \ 1999 if (magic_cookie_glitch > 0 \ 2000 && XMC_CHANGES((chg ^ AttrOf(SCREEN_ATTRS(sp))))) { \ 2001 T(("%s @%d before glitch %d,%d", \ 2002 __FILE__, __LINE__, \ 2003 sp->_cursrow, \ 2004 sp->_curscol)); \ 2005 NCURSES_SP_NAME(_nc_do_xmc_glitch)(NCURSES_SP_ARGx chg); \ 2006 } \ 2007 } 2008#else 2009#define UpdateAttrs(sp,c) if (!SameAttrOf(SCREEN_ATTRS(sp), c)) { \ 2010 VIDPUTS(sp, AttrOf(c), GetPair(c)); \ 2011 } 2012#endif 2013 2014/* 2015 * Macros to make additional parameter to implement wgetch_events() 2016 */ 2017#ifdef NCURSES_WGETCH_EVENTS 2018#define EVENTLIST_0th(param) param 2019#define EVENTLIST_1st(param) param 2020#define EVENTLIST_2nd(param) , param 2021#define TWAIT_MASK (TW_ANY | TW_EVENT) 2022#else 2023#define EVENTLIST_0th(param) void 2024#define EVENTLIST_1st(param) /* nothing */ 2025#define EVENTLIST_2nd(param) /* nothing */ 2026#define TWAIT_MASK TW_ANY 2027#endif 2028 2029#if NCURSES_EXPANDED && NCURSES_EXT_FUNCS 2030 2031#undef toggle_attr_on 2032#define toggle_attr_on(S,at) _nc_toggle_attr_on(&(S), at) 2033extern NCURSES_EXPORT(void) _nc_toggle_attr_on (attr_t *, attr_t); 2034 2035#undef toggle_attr_off 2036#define toggle_attr_off(S,at) _nc_toggle_attr_off(&(S), at) 2037extern NCURSES_EXPORT(void) _nc_toggle_attr_off (attr_t *, attr_t); 2038 2039#undef DelCharCost 2040#define DelCharCost(sp, count) NCURSES_SP_NAME(_nc_DelCharCost)(NCURSES_SP_ARGx count) 2041 2042#undef InsCharCost 2043#define InsCharCost(sp, count) NCURSES_SP_NAME(_nc_InsCharCost)(NCURSES_SP_ARGx count) 2044 2045extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_DelCharCost) (NCURSES_SP_DCLx int _c); 2046extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_InsCharCost) (NCURSES_SP_DCLx int _c); 2047 2048#undef UpdateAttrs 2049#define UpdateAttrs(sp,c) NCURSES_SP_NAME(_nc_UpdateAttrs)(NCURSES_SP_ARGx CHREF(c)) 2050 2051#if USE_WIDEC_SUPPORT || defined(NEED_NCURSES_CH_T) 2052extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_UpdateAttrs) (NCURSES_SP_DCLx CARG_CH_T _c); 2053#else 2054extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_UpdateAttrs) (NCURSES_SP_DCLx chtype c); 2055#endif 2056 2057#if NCURSES_SP_FUNCS 2058extern NCURSES_EXPORT(int) _nc_DelCharCost (int); 2059extern NCURSES_EXPORT(int) _nc_InsCharCost (int); 2060extern NCURSES_EXPORT(void) _nc_UpdateAttrs (CARG_CH_T); 2061#endif /* NCURSES_SP_FUNCS */ 2062 2063#else 2064 2065extern NCURSES_EXPORT(void) _nc_expanded (void); 2066 2067#endif 2068 2069#if !NCURSES_EXT_FUNCS 2070#define set_escdelay(value) ESCDELAY = value 2071#endif 2072 2073#if !HAVE_GETCWD 2074#define getcwd(buf,len) getwd(buf) 2075#endif 2076 2077#define save_ttytype(termp) \ 2078 if (TerminalType(termp).term_names != 0) { \ 2079 _nc_STRNCPY(ttytype, \ 2080 TerminalType(termp).term_names, \ 2081 NAMESIZE - 1); \ 2082 ttytype[NAMESIZE - 1] = '\0'; \ 2083 } 2084 2085#if !NCURSES_WCWIDTH_GRAPHICS 2086extern NCURSES_EXPORT(int) _nc_wacs_width(unsigned); 2087#else 2088#define _nc_wacs_width(ch) wcwidth(ch) 2089#endif 2090 2091/* charable.c */ 2092#if USE_WIDEC_SUPPORT 2093extern NCURSES_EXPORT(bool) _nc_is_charable(wchar_t); 2094extern NCURSES_EXPORT(int) _nc_to_char(wint_t); 2095extern NCURSES_EXPORT(wint_t) _nc_to_widechar(int); 2096#endif 2097 2098/* comp_captab.c */ 2099typedef struct { 2100 short nte_name; /* offset of name to hash on */ 2101 int nte_type; /* BOOLEAN, NUMBER or STRING */ 2102 short nte_index; /* index of associated variable in its array */ 2103 short nte_link; /* index in table of next hash, or -1 */ 2104} name_table_data; 2105 2106typedef struct 2107{ 2108 short from; 2109 short to; 2110 short source; 2111} alias_table_data; 2112 2113/* comp_userdefs.c */ 2114typedef struct { 2115 short ute_name; /* offset of name to hash on */ 2116 unsigned ute_type; /* mask (BOOLEAN, NUMBER, STRING) */ 2117 unsigned ute_argc; /* number of parameters */ 2118 unsigned ute_args; /* bit-mask for string parameters */ 2119 short ute_index; /* index of associated variable in its array */ 2120 short ute_link; /* index in table of next hash, or -1 */ 2121} user_table_data; 2122 2123/* doupdate.c */ 2124#if USE_XMC_SUPPORT 2125extern NCURSES_EXPORT(void) _nc_do_xmc_glitch (attr_t); 2126#endif 2127 2128/* hardscroll.c */ 2129#if defined(TRACE) || defined(SCROLLDEBUG) || defined(HASHDEBUG) 2130extern NCURSES_EXPORT(void) _nc_linedump (void); 2131#endif 2132 2133/* lib_acs.c */ 2134extern NCURSES_EXPORT(void) _nc_init_acs (void); /* corresponds to traditional 'init_acs()' */ 2135extern NCURSES_EXPORT(int) _nc_msec_cost (const char *const, int); /* used by 'tack' program */ 2136 2137/* lib_addch.c */ 2138#if USE_WIDEC_SUPPORT 2139NCURSES_EXPORT(int) _nc_build_wch(WINDOW *win, ARG_CH_T ch); 2140#endif 2141 2142/* lib_addstr.c */ 2143#if USE_WIDEC_SUPPORT && !(defined(USE_TERMLIB) || defined(USE_BUILD_CC)) 2144extern NCURSES_EXPORT(int) _nc_wchstrlen(const cchar_t *); 2145#endif 2146 2147/* lib_color.c */ 2148extern NCURSES_EXPORT(int) _nc_init_color(SCREEN *, int, int, int, int); 2149extern NCURSES_EXPORT(int) _nc_init_pair(SCREEN *, int, int, int); 2150extern NCURSES_EXPORT(int) _nc_pair_content(SCREEN *, int, int *, int *); 2151extern NCURSES_EXPORT(bool) _nc_reset_colors(void); 2152extern NCURSES_EXPORT(void) _nc_reserve_pairs(SCREEN *, int); 2153extern NCURSES_EXPORT(void) _nc_change_pair(SCREEN *, int); 2154 2155#define ReservePairs(sp,want) \ 2156 if ((sp->_color_pairs == 0) || (want >= sp->_pair_alloc)) \ 2157 _nc_reserve_pairs(sp, want) 2158 2159/* lib_getch.c */ 2160extern NCURSES_EXPORT(int) _nc_wgetch(WINDOW *, int *, int EVENTLIST_2nd(_nc_eventlist *)); 2161 2162/* lib_insch.c */ 2163extern NCURSES_EXPORT(int) _nc_insert_ch(SCREEN *, WINDOW *, chtype); 2164 2165/* lib_mvcur.c */ 2166#define INFINITY 1000000 /* cost: too high to use */ 2167 2168extern NCURSES_EXPORT(int) _nc_mvcur(int yold, int xold, int ynew, int xnew); 2169 2170extern NCURSES_EXPORT(void) _nc_mvcur_init (void); 2171extern NCURSES_EXPORT(void) _nc_mvcur_resume (void); 2172extern NCURSES_EXPORT(void) _nc_mvcur_wrap (void); 2173 2174extern NCURSES_EXPORT(int) _nc_scrolln (int, int, int, int); 2175 2176extern NCURSES_EXPORT(void) _nc_screen_init (void); 2177extern NCURSES_EXPORT(void) _nc_screen_resume (void); 2178extern NCURSES_EXPORT(void) _nc_screen_wrap (void); 2179 2180/* lib_mouse.c */ 2181extern NCURSES_EXPORT(bool) _nc_has_mouse (SCREEN *); 2182 2183/* lib_mvcur.c */ 2184#define INFINITY 1000000 /* cost: too high to use */ 2185#define BAUDBYTE 9 /* 9 = 7 bits + 1 parity + 1 stop */ 2186 2187/* lib_setup.c */ 2188extern NCURSES_EXPORT(char *) _nc_get_locale(void); 2189extern NCURSES_EXPORT(int) _nc_unicode_locale(void); 2190extern NCURSES_EXPORT(int) _nc_locale_breaks_acs(TERMINAL *); 2191extern NCURSES_EXPORT(int) _nc_setupterm(const char *, int, int *, int); 2192extern NCURSES_EXPORT(void) _nc_tinfo_cmdch(TERMINAL *, int); 2193 2194#ifdef USE_PTHREADS 2195extern NCURSES_EXPORT(SCREEN *) _nc_find_prescr(void); 2196extern NCURSES_EXPORT(void) _nc_forget_prescr(void); 2197#else 2198#define _nc_find_prescr() _nc_prescreen.allocated 2199#define _nc_forget_prescr() _nc_prescreen.allocated = 0 2200#endif 2201 2202/* lib_set_term.c */ 2203extern NCURSES_EXPORT(int) _nc_ripoffline(int, int(*)(WINDOW*, int)); 2204 2205/* lib_setup.c */ 2206#define ExitTerminfo(code) exit_terminfo(code) 2207 2208#define SETUP_FAIL ERR 2209 2210#define ret_error(rc, fmt, p, q) if (errret) {\ 2211 *errret = rc;\ 2212 q;\ 2213 returnCode(SETUP_FAIL);\ 2214 } else {\ 2215 fprintf(stderr, fmt, p);\ 2216 q;\ 2217 ExitTerminfo(EXIT_FAILURE);\ 2218 } 2219 2220#define ret_error1(rc, fmt, p, q) ret_error(rc, "'%s': " fmt, p, q) 2221 2222#define ret_error0(rc, msg) if (errret) {\ 2223 *errret = rc;\ 2224 returnCode(SETUP_FAIL);\ 2225 } else {\ 2226 fprintf(stderr, msg);\ 2227 ExitTerminfo(EXIT_FAILURE);\ 2228 } 2229 2230/* lib_tstp.c */ 2231#if USE_SIGWINCH 2232extern NCURSES_EXPORT(int) _nc_handle_sigwinch(SCREEN *); 2233#else 2234#define _nc_handle_sigwinch(a) /* nothing */ 2235#endif 2236 2237/* lib_wacs.c */ 2238#if USE_WIDEC_SUPPORT 2239extern NCURSES_EXPORT(void) _nc_init_wacs(void); 2240#endif 2241 2242typedef struct { 2243 char *s_head; /* beginning of the string (may be null) */ 2244 char *s_tail; /* end of the string (may be null) */ 2245 size_t s_size; /* current remaining size available */ 2246 size_t s_init; /* total size available */ 2247} string_desc; 2248 2249/* strings.c */ 2250extern NCURSES_EXPORT(string_desc *) _nc_str_init (string_desc *, char *, size_t); 2251extern NCURSES_EXPORT(string_desc *) _nc_str_null (string_desc *, size_t); 2252extern NCURSES_EXPORT(string_desc *) _nc_str_copy (string_desc *, string_desc *); 2253extern NCURSES_EXPORT(bool) _nc_safe_strcat (string_desc *, const char *); 2254extern NCURSES_EXPORT(bool) _nc_safe_strcpy (string_desc *, const char *); 2255 2256#if !HAVE_STRSTR 2257#define strstr _nc_strstr 2258extern NCURSES_EXPORT(char *) _nc_strstr (const char *, const char *); 2259#endif 2260 2261/* safe_sprintf.c */ 2262extern NCURSES_EXPORT(char *) _nc_printf_string (const char *, va_list); 2263 2264/* tries.c */ 2265extern NCURSES_EXPORT(int) _nc_add_to_try (TRIES **, const char *, unsigned); 2266extern NCURSES_EXPORT(char *) _nc_expand_try (TRIES *, unsigned, int *, size_t); 2267extern NCURSES_EXPORT(int) _nc_remove_key (TRIES **, unsigned); 2268extern NCURSES_EXPORT(int) _nc_remove_string (TRIES **, const char *); 2269 2270/* elsewhere ... */ 2271extern NCURSES_EXPORT(SCREEN *) _nc_screen_of (WINDOW *); 2272extern NCURSES_EXPORT(TERMINAL*) _nc_get_cur_term (void); 2273extern NCURSES_EXPORT(WINDOW *) _nc_makenew (int, int, int, int, int); 2274extern NCURSES_EXPORT(char *) _nc_trace_buf (int, size_t); 2275extern NCURSES_EXPORT(char *) _nc_trace_bufcat (int, const char *); 2276extern NCURSES_EXPORT(char *) _nc_tracechar (SCREEN *, int); 2277extern NCURSES_EXPORT(char *) _nc_tracemouse (SCREEN *, MEVENT const *); 2278extern NCURSES_EXPORT(char *) _nc_trace_mmask_t (SCREEN *, mmask_t); 2279extern NCURSES_EXPORT(int) _nc_access (const char *, int); 2280extern NCURSES_EXPORT(int) _nc_baudrate (int); 2281extern NCURSES_EXPORT(ENTRY *) _nc_delink_entry (ENTRY *, TERMTYPE2 *); 2282extern NCURSES_EXPORT(int) _nc_freewin (WINDOW *); 2283extern NCURSES_EXPORT(int) _nc_getenv_num (const char *); 2284extern NCURSES_EXPORT(int) _nc_keypad (SCREEN *, int); 2285extern NCURSES_EXPORT(int) _nc_ospeed (int); 2286extern NCURSES_EXPORT(int) _nc_outch (int); 2287extern NCURSES_EXPORT(int) _nc_putchar (int); 2288extern NCURSES_EXPORT(int) _nc_putp(const char *, const char *); 2289extern NCURSES_EXPORT(int) _nc_putp_flush(const char *, const char *); 2290extern NCURSES_EXPORT(int) _nc_read_termcap_entry (const char *const, TERMTYPE2 *const); 2291extern NCURSES_EXPORT(int) _nc_setup_tinfo(const char *, TERMTYPE2 *); 2292extern NCURSES_EXPORT(int) _nc_setupscreen (int, int, FILE *, int, int); 2293extern NCURSES_EXPORT(int) _nc_timed_wait (SCREEN *, int, int, int * EVENTLIST_2nd(_nc_eventlist *)); 2294extern NCURSES_EXPORT(void) _nc_init_termtype (TERMTYPE2 *const); 2295extern NCURSES_EXPORT(void) _nc_do_color (int, int, int, NCURSES_OUTC); 2296extern NCURSES_EXPORT(void) _nc_flush (void); 2297extern NCURSES_EXPORT(void) _nc_free_entry (ENTRY *, TERMTYPE2 *); 2298extern NCURSES_EXPORT(void) _nc_freeall (void); 2299extern NCURSES_EXPORT(void) _nc_hash_map (void); 2300extern NCURSES_EXPORT(void) _nc_init_keytry (SCREEN *); 2301extern NCURSES_EXPORT(void) _nc_keep_tic_dir (const char *); 2302extern NCURSES_EXPORT(void) _nc_make_oldhash (int i); 2303extern NCURSES_EXPORT(void) _nc_scroll_oldhash (int n, int top, int bot); 2304extern NCURSES_EXPORT(void) _nc_scroll_optimize (void); 2305extern NCURSES_EXPORT(void) _nc_set_buffer (FILE *, int); 2306extern NCURSES_EXPORT(void) _nc_setenv_num (const char *, int); 2307extern NCURSES_EXPORT(void) _nc_signal_handler (int); 2308extern NCURSES_EXPORT(void) _nc_synchook (WINDOW *); 2309extern NCURSES_EXPORT(void) _nc_trace_tries (TRIES *); 2310 2311#if NCURSES_EXT_NUMBERS 2312extern NCURSES_EXPORT(const TERMTYPE2 *) _nc_fallback2 (const char *); 2313#else 2314#define _nc_fallback2(tp) _nc_fallback(tp) 2315#endif 2316 2317#if NCURSES_EXT_NUMBERS 2318extern NCURSES_EXPORT(void) _nc_copy_termtype2 (TERMTYPE2 *, const TERMTYPE2 *); 2319extern NCURSES_EXPORT(void) _nc_export_termtype2(TERMTYPE *, const TERMTYPE2 *); 2320#else 2321#define _nc_copy_termtype2(dst,src) _nc_copy_termtype((dst),(src)) 2322#define _nc_export_termtype2(dst,src) /* nothing */ 2323#define _nc_free_termtype2(t) _nc_free_termtype(t) 2324/* also... */ 2325#define _nc_read_entry2 _nc_read_entry 2326#endif 2327 2328#if NO_LEAKS 2329extern NCURSES_EXPORT(void) _nc_alloc_entry_leaks(void); 2330extern NCURSES_EXPORT(void) _nc_captoinfo_leaks(void); 2331extern NCURSES_EXPORT(void) _nc_codes_leaks(void); 2332extern NCURSES_EXPORT(void) _nc_comp_captab_leaks(void); 2333extern NCURSES_EXPORT(void) _nc_comp_error_leaks(void); 2334extern NCURSES_EXPORT(void) _nc_comp_scan_leaks(void); 2335extern NCURSES_EXPORT(void) _nc_comp_userdefs_leaks(void); 2336extern NCURSES_EXPORT(void) _nc_db_iterator_leaks(void); 2337extern NCURSES_EXPORT(void) _nc_keyname_leaks(void); 2338extern NCURSES_EXPORT(void) _nc_names_leaks(void); 2339extern NCURSES_EXPORT(void) _nc_tgetent_leak(TERMINAL *); 2340extern NCURSES_EXPORT(void) _nc_tgetent_leaks(void); 2341#endif 2342 2343#if !(defined(USE_TERMLIB) || defined(USE_BUILD_CC)) 2344extern NCURSES_EXPORT(NCURSES_CH_T) _nc_render (WINDOW *, NCURSES_CH_T); 2345extern NCURSES_EXPORT(int) _nc_waddch_nosync (WINDOW *, const NCURSES_CH_T); 2346extern NCURSES_EXPORT(void) _nc_scroll_window (WINDOW *, int const, int const, int const, NCURSES_CH_T); 2347#endif 2348 2349#if USE_WIDEC_SUPPORT 2350extern NCURSES_EXPORT(int) _nc_insert_wch(WINDOW *, const cchar_t *); 2351#endif 2352 2353#if USE_WIDEC_SUPPORT && !(defined(USE_TERMLIB) || defined(USE_BUILD_CC)) 2354extern NCURSES_EXPORT(size_t) _nc_wcrtomb (char *, wchar_t, mbstate_t *); 2355#endif 2356 2357#if USE_SIZECHANGE 2358extern NCURSES_EXPORT(void) _nc_update_screensize (SCREEN *); 2359#endif 2360 2361#if HAVE_RESIZETERM 2362extern NCURSES_EXPORT(void) _nc_resize_margins (WINDOW *); 2363#else 2364#define _nc_resize_margins(wp) /* nothing */ 2365#endif 2366 2367#ifdef NCURSES_WGETCH_EVENTS 2368extern NCURSES_EXPORT(int) _nc_eventlist_timeout(_nc_eventlist *); 2369#else 2370#define wgetch_events(win, evl) wgetch(win) 2371#define wgetnstr_events(win, str, maxlen, evl) wgetnstr(win, str, maxlen) 2372#endif 2373 2374/* 2375 * Wide-character macros to hide some platform-differences. 2376 */ 2377#if USE_WIDEC_SUPPORT 2378 2379#if defined(_NC_WINDOWS) && !defined(_NC_MSC) && !defined(EXP_WIN32_DRIVER) 2380/* 2381 * MinGW has wide-character functions, but they do not work correctly. 2382 */ 2383extern int __MINGW_NOTHROW _nc_wctomb(char *, wchar_t); 2384#define wctomb(s,wc) _nc_wctomb(s,wc) 2385#define wcrtomb(s,wc,n) _nc_wctomb(s,wc) 2386 2387extern int __MINGW_NOTHROW _nc_mbtowc(wchar_t *, const char *, size_t); 2388#define mbtowc(pwc,s,n) _nc_mbtowc(pwc,s,n) 2389 2390extern int __MINGW_NOTHROW _nc_mblen(const char *, size_t); 2391#define mblen(s,n) _nc_mblen(s, n) 2392 2393#endif /* _NC_WINDOWS && !_NC_MSC */ 2394 2395#if HAVE_MBTOWC && HAVE_MBLEN 2396#define reset_mbytes(state) IGNORE_RC(mblen(NULL, (size_t) 0)), IGNORE_RC(mbtowc(NULL, NULL, (size_t) 0)) 2397#define count_mbytes(buffer,length,state) mblen(buffer,length) 2398#define check_mbytes(wch,buffer,length,state) \ 2399 (int) mbtowc(&wch, buffer, length) 2400#define state_unused 2401#elif HAVE_MBRTOWC && HAVE_MBRLEN 2402#define reset_mbytes(state) init_mb(state) 2403#define count_mbytes(buffer,length,state) mbrlen(buffer,length,&state) 2404#define check_mbytes(wch,buffer,length,state) \ 2405 (int) mbrtowc(&wch, buffer, length, &state) 2406#else 2407make an error 2408#endif 2409 2410#endif /* USE_WIDEC_SUPPORT */ 2411 2412/* 2413 * Not everyone has vsscanf(), but we'd like to use it for scanw(). 2414 */ 2415#if !HAVE_VSSCANF 2416extern int vsscanf(const char *str, const char *format, va_list __arg); 2417#endif 2418 2419/* scroll indices */ 2420extern NCURSES_EXPORT_VAR(int *) _nc_oldnums; 2421 2422#define USE_SETBUF_0 0 2423 2424#define NC_OUTPUT(sp) ((sp != 0 && sp->_ofp != 0) ? sp->_ofp : stdout) 2425 2426/* 2427 * On systems with a broken linker, define 'SP' as a function to force the 2428 * linker to pull in the data-only module with 'SP'. 2429 */ 2430#define _nc_alloc_screen_sp() typeCalloc(SCREEN, 1) 2431 2432#if BROKEN_LINKER 2433#define SP _nc_screen() 2434extern NCURSES_EXPORT(SCREEN *) _nc_screen (void); 2435extern NCURSES_EXPORT(int) _nc_alloc_screen (void); 2436extern NCURSES_EXPORT(void) _nc_set_screen (SCREEN *); 2437#define CURRENT_SCREEN _nc_screen() 2438#else 2439/* current screen is private data; avoid possible linking conflicts too */ 2440extern NCURSES_EXPORT_VAR(SCREEN *) SP; 2441#define CURRENT_SCREEN SP 2442#define _nc_alloc_screen() ((SP = _nc_alloc_screen_sp()) != 0) 2443#define _nc_set_screen(sp) SP = sp 2444#endif 2445 2446#if NCURSES_SP_FUNCS 2447#define CURRENT_SCREEN_PRE (IsPreScreen(CURRENT_SCREEN) ? CURRENT_SCREEN : new_prescr()) 2448#else 2449#define CURRENT_SCREEN_PRE CURRENT_SCREEN 2450#endif 2451 2452/* 2453 * We don't want to use the lines or columns capabilities internally, because 2454 * if the application is running multiple screens under X, it's quite possible 2455 * they could all have type xterm but have different sizes! So... 2456 */ 2457#define screen_lines(sp) (sp)->_lines 2458#define screen_columns(sp) (sp)->_columns 2459 2460extern NCURSES_EXPORT(int) _nc_slk_initialize (WINDOW *, int); 2461extern NCURSES_EXPORT(int) _nc_format_slks (NCURSES_SP_DCLx int _c); 2462 2463/* 2464 * Some constants related to SLK's 2465 */ 2466#define MAX_SKEY_OLD 8 /* count of soft keys */ 2467#define MAX_SKEY_LEN_OLD 8 /* max length of soft key text */ 2468#define MAX_SKEY_PC 12 /* This is what most PC's have */ 2469#define MAX_SKEY_LEN_PC 5 2470 2471/* Macro to check whether or not we use a standard format */ 2472#define SLK_STDFMT(fmt) (fmt < 3) 2473/* Macro to determine height of label window */ 2474#define SLK_LINES(fmt) (SLK_STDFMT(fmt) ? 1 : ((fmt) - 2)) 2475 2476#define MAX_SKEY(fmt) (SLK_STDFMT(fmt)? MAX_SKEY_OLD : MAX_SKEY_PC) 2477#define MAX_SKEY_LEN(fmt) (SLK_STDFMT(fmt)? MAX_SKEY_LEN_OLD : MAX_SKEY_LEN_PC) 2478 2479/* 2480 * Common error messages 2481 */ 2482#define MSG_NO_MEMORY "Out of memory" 2483#define MSG_NO_INPUTS "Premature EOF" 2484 2485extern NCURSES_EXPORT(int) _nc_set_tty_mode(TTY *); 2486extern NCURSES_EXPORT(int) _nc_get_tty_mode(TTY *); 2487 2488/* timed_wait flag definitions */ 2489#define TW_NONE 0 2490#define TW_INPUT 1 2491#define TW_MOUSE 2 2492#define TW_ANY (TW_INPUT | TW_MOUSE) 2493#define TW_EVENT 4 2494 2495#define SetSafeOutcWrapper(outc) \ 2496 SCREEN* sp = CURRENT_SCREEN; \ 2497 struct screen outc_wrapper; \ 2498 if (sp==0) { \ 2499 sp = &outc_wrapper; \ 2500 memset(sp,0,sizeof(struct screen)); \ 2501 sp->_outch = _nc_outc_wrapper; \ 2502 }\ 2503 sp->jump = outc 2504 2505#ifdef USE_TERM_DRIVER 2506 2507typedef struct _termInfo 2508{ 2509 bool caninit; 2510 2511 bool hascolor; 2512 bool initcolor; 2513 bool canchange; 2514 2515 int tabsize; 2516 2517 int maxcolors; 2518 int maxpairs; 2519 int nocolorvideo; 2520 2521 int numbuttons; 2522 int numlabels; 2523 int labelwidth; 2524 int labelheight; 2525 2526 const color_t* defaultPalette; 2527} TerminalInfo; 2528 2529typedef struct term_driver { 2530 bool isTerminfo; 2531 const char* (*td_name)(struct DriverTCB*); 2532 bool (*td_CanHandle)(struct DriverTCB*, const char*, int*); 2533 void (*td_init)(struct DriverTCB*); 2534 void (*td_release)(struct DriverTCB*); 2535 int (*td_size)(struct DriverTCB*, int* Line, int *Cols); 2536 int (*td_sgmode)(struct DriverTCB*, int setFlag, TTY*); 2537 chtype (*td_conattr)(struct DriverTCB*); 2538 int (*td_hwcur)(struct DriverTCB*, int yold, int xold, int y, int x); 2539 int (*td_mode)(struct DriverTCB*, int progFlag, int defFlag); 2540 bool (*td_rescol)(struct DriverTCB*); 2541 bool (*td_rescolors)(struct DriverTCB*); 2542 void (*td_color)(struct DriverTCB*, int fore, int color, int(*)(SCREEN*, int)); 2543 int (*td_doBeepOrFlash)(struct DriverTCB*, int); 2544 void (*td_initpair)(struct DriverTCB*, int, int, int); 2545 void (*td_initcolor)(struct DriverTCB*, int, int, int, int); 2546 void (*td_docolor)(struct DriverTCB*, int, int, int, int(*)(SCREEN*, int)); 2547 void (*td_initmouse)(struct DriverTCB*); 2548 int (*td_testmouse)(struct DriverTCB*, int EVENTLIST_2nd(_nc_eventlist*)); 2549 void (*td_setfilter)(struct DriverTCB*); 2550 void (*td_hwlabel)(struct DriverTCB*, int, char*); 2551 void (*td_hwlabelOnOff)(struct DriverTCB*, int); 2552 int (*td_update)(struct DriverTCB*); 2553 int (*td_defaultcolors)(struct DriverTCB*, int, int); 2554 int (*td_print)(struct DriverTCB*, char*, int); 2555 int (*td_getsize)(struct DriverTCB*, int*, int*); 2556 int (*td_setsize)(struct DriverTCB*, int, int); 2557 void (*td_initacs)(struct DriverTCB*, chtype*, chtype*); 2558 void (*td_scinit)(SCREEN *); 2559 void (*td_scexit)(SCREEN *); 2560 int (*td_twait)(struct DriverTCB*, int, int, int* EVENTLIST_2nd(_nc_eventlist*)); 2561 int (*td_read)(struct DriverTCB*, int*); 2562 int (*td_nap)(struct DriverTCB*, int); 2563 int (*td_kpad)(struct DriverTCB*, int); 2564 int (*td_kyOk)(struct DriverTCB*, int, int); 2565 bool (*td_kyExist)(struct DriverTCB*, int); 2566 int (*td_cursorSet)(struct DriverTCB*, int); 2567} TERM_DRIVER; 2568 2569typedef struct DriverTCB 2570{ 2571 TERMINAL term; /* needs to be the first Element !!! */ 2572 TERM_DRIVER* drv; /* The driver for that Terminal */ 2573 SCREEN* csp; /* The screen that owns that Terminal */ 2574 TerminalInfo info; /* Driver independent core capabilities of the Terminal */ 2575 void* prop; /* Driver dependent property storage to be used by the Driver */ 2576 long magic; 2577} TERMINAL_CONTROL_BLOCK; 2578 2579#define NCDRV_MAGIC(id) (0x47110000 | (id&0xffff)) 2580#define NCDRV_TINFO 0x01 2581#define NCDRV_WINCONSOLE 0x02 2582 2583#define TCBOf(sp) ((TERMINAL_CONTROL_BLOCK*)(TerminalOf(sp))) 2584#define InfoOf(sp) TCBOf(sp)->info 2585#define CallDriver(sp,method) TCBOf(sp)->drv->method(TCBOf(sp)) 2586#define CallDriver_1(sp,method,arg1) TCBOf(sp)->drv->method(TCBOf(sp),arg1) 2587#define CallDriver_2(sp,method,arg1,arg2) TCBOf(sp)->drv->method(TCBOf(sp),arg1,arg2) 2588#define CallDriver_3(sp,method,arg1,arg2,arg3) TCBOf(sp)->drv->method(TCBOf(sp),arg1,arg2,arg3) 2589#define CallDriver_4(sp,method,arg1,arg2,arg3,arg4) TCBOf(sp)->drv->method(TCBOf(sp),arg1,arg2,arg3,arg4) 2590 2591extern NCURSES_EXPORT_VAR(const color_t*) _nc_cga_palette; 2592extern NCURSES_EXPORT_VAR(const color_t*) _nc_hls_palette; 2593 2594extern NCURSES_EXPORT(int) _nc_get_driver(TERMINAL_CONTROL_BLOCK*, const char*, int*); 2595extern NCURSES_EXPORT(void) _nc_get_screensize_ex(SCREEN *, TERMINAL *, int *, int *); 2596#endif /* USE_TERM_DRIVER */ 2597 2598/* 2599 * Entrypoints which are actually provided in the terminal driver, which would 2600 * be an sp-name otherwise. 2601 */ 2602#ifdef USE_TERM_DRIVER 2603#define TINFO_HAS_KEY _nc_tinfo_has_key 2604#define TINFO_DOUPDATE _nc_tinfo_doupdate 2605#define TINFO_MVCUR _nc_tinfo_mvcur 2606extern NCURSES_EXPORT(int) TINFO_HAS_KEY(SCREEN*, int); 2607extern NCURSES_EXPORT(int) TINFO_DOUPDATE(SCREEN *); 2608extern NCURSES_EXPORT(int) TINFO_MVCUR(SCREEN*, int, int, int, int); 2609#else 2610#define TINFO_HAS_KEY NCURSES_SP_NAME(has_key) 2611#define TINFO_DOUPDATE NCURSES_SP_NAME(doupdate) 2612#define TINFO_MVCUR NCURSES_SP_NAME(_nc_mvcur) 2613#endif 2614 2615#if defined(EXP_WIN32_DRIVER) 2616#include <nc_win32.h> 2617#endif 2618 2619/* 2620 * Entrypoints using an extra parameter with the terminal driver. 2621 */ 2622#ifdef USE_TERM_DRIVER 2623extern NCURSES_EXPORT(void) _nc_get_screensize(SCREEN *, TERMINAL *, int *, int *); 2624extern NCURSES_EXPORT(int) _nc_setupterm_ex(TERMINAL **, const char *, int , int *, int); 2625#define TINFO_GET_SIZE(sp, tp, lp, cp) \ 2626 _nc_get_screensize(sp, tp, lp, cp) 2627#define TINFO_SET_CURTERM(sp, tp) \ 2628 NCURSES_SP_NAME(set_curterm)(sp, tp) 2629#define TINFO_SETUP_TERM(tpp, name, fd, err, reuse) \ 2630 _nc_setupterm_ex(tpp, name, fd, err, reuse) 2631#else /* !USE_TERM_DRIVER */ 2632extern NCURSES_EXPORT(void) _nc_get_screensize(SCREEN *, int *, int *); 2633#define TINFO_GET_SIZE(sp, tp, lp, cp) \ 2634 _nc_get_screensize(sp, lp, cp) 2635#define TINFO_SET_CURTERM(sp, tp) \ 2636 set_curterm(tp) 2637#define TINFO_SETUP_TERM(tpp, name, fd, err, reuse) \ 2638 _nc_setupterm(name, fd, err, reuse) 2639#endif /* !USE_TERM_DRIVER */ 2640 2641#ifdef EXP_WIN32_DRIVER 2642extern NCURSES_EXPORT_VAR(TERM_DRIVER) _nc_TINFO_DRIVER; 2643#else 2644#ifdef USE_TERM_DRIVER 2645#if defined(USE_WIN32CON_DRIVER) 2646#include <nc_mingw.h> 2647extern NCURSES_EXPORT_VAR(TERM_DRIVER) _nc_WIN_DRIVER; 2648extern NCURSES_EXPORT(int) _nc_mingw_isatty(int fd); 2649extern NCURSES_EXPORT(int) _nc_mingw_isconsole(int fd); 2650extern NCURSES_EXPORT(int) _nc_mingw_console_read( 2651 SCREEN *sp, 2652 HANDLE fd, 2653 int *buf); 2654extern NCURSES_EXPORT(int) _nc_mingw_testmouse( 2655 SCREEN * sp, 2656 HANDLE fd, 2657 int delay EVENTLIST_2nd(_nc_eventlist*)); 2658#else 2659#endif 2660extern NCURSES_EXPORT_VAR(TERM_DRIVER) _nc_TINFO_DRIVER; 2661#endif /* USE_TERM_DRIVER */ 2662#endif /* EXP_WIN32_DRIVER */ 2663 2664#if defined(USE_TERM_DRIVER) && defined(EXP_WIN32_DRIVER) 2665#define NC_ISATTY(fd) (0 != _nc_console_isatty(fd)) 2666#elif defined(USE_TERM_DRIVER) && defined(USE_WIN32CON_DRIVER) 2667#define NC_ISATTY(fd) _nc_mingw_isatty(fd) 2668#else 2669#define NC_ISATTY(fd) isatty(fd) 2670#endif 2671 2672#ifdef USE_TERM_DRIVER 2673# define IsTermInfo(sp) ((TCBOf(sp) != 0) && ((TCBOf(sp)->drv->isTerminfo))) 2674# define HasTInfoTerminal(sp) ((0 != TerminalOf(sp)) && IsTermInfo(sp)) 2675# if defined(EXP_WIN32_DRIVER) 2676# define IsTermInfoOnConsole(sp) (IsTermInfo(sp)&&_nc_console_test(TerminalOf(sp)->Filedes)) 2677# elif defined(USE_WIN32CON_DRIVER) 2678# define IsTermInfoOnConsole(sp) (IsTermInfo(sp)&&_nc_mingw_isconsole(TerminalOf(sp)->Filedes)) 2679# else 2680# define IsTermInfoOnConsole(sp) FALSE 2681# endif 2682#else 2683# define IsTermInfo(sp) TRUE 2684# define HasTInfoTerminal(sp) (0 != TerminalOf(sp)) 2685# if defined(EXP_WIN32_DRIVER) 2686# define IsTermInfoOnConsole(sp) _nc_console_test(TerminalOf(sp)->Filedes) 2687# else 2688# define IsTermInfoOnConsole(sp) FALSE 2689# endif 2690#endif 2691 2692#define IsValidTIScreen(sp) (HasTInfoTerminal(sp)) 2693 2694/* 2695 * Exported entrypoints beyond the published API 2696 */ 2697#if NCURSES_SP_FUNCS 2698extern NCURSES_EXPORT(WINDOW *) _nc_curscr_of(SCREEN*); 2699extern NCURSES_EXPORT(WINDOW *) _nc_newscr_of(SCREEN*); 2700extern NCURSES_EXPORT(WINDOW *) _nc_stdscr_of(SCREEN*); 2701extern NCURSES_EXPORT(int) _nc_outc_wrapper(SCREEN*,int); 2702 2703#if USE_REENTRANT 2704extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_TABSIZE)(SCREEN*); 2705extern NCURSES_EXPORT(char *) NCURSES_SP_NAME(longname)(SCREEN*); 2706#endif 2707 2708#if NCURSES_EXT_FUNCS 2709extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_set_tabsize)(SCREEN*, int); 2710#endif 2711 2712/* 2713 * We put the safe versions of various calls here as they are not published 2714 * part of the API up to now 2715 */ 2716extern NCURSES_EXPORT(TERMINAL*) NCURSES_SP_NAME(_nc_get_cur_term) (SCREEN *sp); 2717extern NCURSES_EXPORT(WINDOW *) NCURSES_SP_NAME(_nc_makenew) (SCREEN*, int, int, int, int, int); 2718extern NCURSES_EXPORT(bool) NCURSES_SP_NAME(_nc_reset_colors)(SCREEN*); 2719extern NCURSES_EXPORT(char *) NCURSES_SP_NAME(_nc_printf_string)(SCREEN*, const char *, va_list); 2720extern NCURSES_EXPORT(chtype) NCURSES_SP_NAME(_nc_acs_char)(SCREEN*,int); 2721extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_get_tty_mode)(SCREEN*,TTY*); 2722extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_mcprint)(SCREEN*,char*, int); 2723extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_msec_cost)(SCREEN*, const char *, int); 2724extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_mvcur)(SCREEN*, int, int, int, int); 2725extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_outch)(SCREEN*, int); 2726extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_putchar)(SCREEN*, int); 2727extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_putp)(SCREEN*, const char *, const char*); 2728extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_putp_flush)(SCREEN*, const char *, const char *); 2729extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_ripoffline)(SCREEN*, int, int (*)(WINDOW *,int)); 2730extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_scrolln)(SCREEN*, int, int, int, int); 2731extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_set_tty_mode)(SCREEN*, TTY*); 2732extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_setupscreen)(SCREEN**, int, int, FILE *, int, int); 2733extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_tgetent)(SCREEN*,char*,const char *); 2734extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_do_color)(SCREEN*, int, int, int, NCURSES_SP_OUTC); 2735extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_do_xmc_glitch)(SCREEN*, attr_t); 2736extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_flush)(SCREEN*); 2737extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_free_and_exit)(SCREEN*, int) GCC_NORETURN; 2738extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_freeall)(SCREEN*); 2739extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_hash_map)(SCREEN*); 2740extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_init_acs)(SCREEN*); 2741extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_make_oldhash)(SCREEN*, int i); 2742extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_mvcur_init)(SCREEN*); 2743extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_mvcur_resume)(SCREEN*); 2744extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_mvcur_wrap)(SCREEN*); 2745extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_screen_init)(SCREEN*); 2746extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_screen_resume)(SCREEN*); 2747extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_screen_wrap)(SCREEN*); 2748extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_scroll_oldhash)(SCREEN*, int n, int top, int bot); 2749extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_scroll_optimize)(SCREEN*); 2750extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_set_buffer)(SCREEN*, FILE *, int); 2751 2752extern NCURSES_EXPORT(void) _nc_cookie_init(SCREEN *sp); 2753 2754#if defined(TRACE) || defined(SCROLLDEBUG) || defined(HASHDEBUG) 2755extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_linedump)(SCREEN*); 2756#endif 2757 2758#if USE_WIDEC_SUPPORT 2759extern NCURSES_EXPORT(wchar_t *) NCURSES_SP_NAME(_nc_wunctrl)(SCREEN*, cchar_t *); 2760#endif 2761 2762#endif /* NCURSES_SP_FUNCS */ 2763 2764#if NCURSES_SP_FUNCS 2765 2766#define safe_keyname NCURSES_SP_NAME(keyname) 2767#define safe_unctrl NCURSES_SP_NAME(unctrl) 2768#define safe_ungetch NCURSES_SP_NAME(ungetch) 2769 2770#else 2771 2772#define safe_keyname _nc_keyname 2773#define safe_unctrl _nc_unctrl 2774#define safe_ungetch _nc_ungetch 2775 2776extern NCURSES_EXPORT(NCURSES_CONST char *) _nc_keyname (SCREEN *, int); 2777extern NCURSES_EXPORT(int) _nc_ungetch (SCREEN *, int); 2778extern NCURSES_EXPORT(NCURSES_CONST char *) _nc_unctrl (SCREEN *, chtype); 2779 2780#endif 2781 2782#ifdef EXP_XTERM_1005 2783NCURSES_EXPORT(int) _nc_conv_to_utf8(unsigned char *, unsigned, unsigned); 2784NCURSES_EXPORT(int) _nc_conv_to_utf32(unsigned *, const char *, unsigned); 2785#endif 2786 2787#ifdef __cplusplus 2788} 2789#endif 2790 2791/* *INDENT-ON* */ 2792 2793#endif /* CURSES_PRIV_H */ 2794