+/****************************************************************************
+ * Copyright 2021 Thomas E. Dickey *
+ * *
+ * Permission is hereby granted, free of charge, to any person obtaining a *
+ * copy of this software and associated documentation files (the *
+ * "Software"), to deal in the Software without restriction, including *
+ * without limitation the rights to use, copy, modify, merge, publish, *
+ * distribute, distribute with modifications, sublicense, and/or sell *
+ * copies of the Software, and to permit persons to whom the Software is *
+ * furnished to do so, subject to the following conditions: *
+ * *
+ * The above copyright notice and this permission notice shall be included *
+ * in all copies or substantial portions of the Software. *
+ * *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. *
+ * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, *
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR *
+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR *
+ * THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
+ * *
+ * Except as contained in this notice, the name(s) of the above copyright *
+ * holders shall not be used in advertising or otherwise to promote the *
+ * sale, use or other dealings in this Software without prior written *
+ * authorization. *
+ ****************************************************************************/
+
+/*
+ * $Id: term.priv.h,v 1.4 2021/08/19 20:02:09 tom Exp $
+ *
+ * term.priv.h
+ *
+ * Header file for terminfo library objects which are private to
+ * the library.
+ *
+ */
+
+#ifndef _TERM_PRIV_H
+#define _TERM_PRIV_H 1
+/* *INDENT-OFF* */
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <ncurses_cfg.h>
+
+#undef NCURSES_OPAQUE
+#define NCURSES_INTERNALS 1
+#define NCURSES_OPAQUE 0
+
+#include <limits.h> /* PATH_MAX */
+#include <signal.h> /* sig_atomic_t */
+#include <time.h> /* time_t */
+#include <term.h> /* time_t */
+
+/*
+ * State of tparm().
+ */
+#define STACKSIZE 20
+
+typedef struct {
+ union {
+ int num;
+ char * str;
+ } data;
+ bool num_type;
+} STACK_FRAME;
+
+#define NUM_VARS 26
+
+typedef struct {
+ const char * tparam_base;
+
+ STACK_FRAME stack[STACKSIZE];
+ int stack_ptr;
+
+ char * out_buff;
+ size_t out_size;
+ size_t out_used;
+
+ char * fmt_buff;
+ size_t fmt_size;
+
+ int static_vars[NUM_VARS];
+#ifdef TRACE
+ const char * tname;
+#endif
+} TPARM_STATE;
+
+typedef struct {
+ char * text;
+ size_t size;
+} TRACEBUF;
+
+typedef struct {
+ const char * name;
+ char * value;
+} ITERATOR_VARS;
+
+/*
+ * Internals for term.h
+ */
+
+#if NCURSES_EXT_COLORS
+typedef struct termtype2 TERMTYPE2;
+#endif
+
+typedef struct term { /* describe an actual terminal */
+ TERMTYPE type; /* terminal type description */
+ short Filedes; /* file description being written to */
+ TTY Ottyb; /* original state of the terminal */
+ TTY Nttyb; /* current state of the terminal */
+ int _baudrate; /* used to compute padding */
+ char * _termname; /* used for termname() */
+ TPARM_STATE tparm_state;
+#if NCURSES_EXT_COLORS
+ TERMTYPE2 type2; /* extended terminal type description */
+#endif
+} TERMINAL;
+
+/*
+ * Internals for soft-keys
+ */
+typedef struct {
+ WINDOW * win; /* the window used in the hook */
+ int line; /* lines to take, < 0 => from bottom*/
+ int (*hook)(WINDOW *, int); /* callback for user */
+} ripoff_t;
+
+/*
+ * Internals for tgetent
+ */
+typedef struct {
+ long sequence;
+ bool last_used;
+ char * fix_sgr0; /* this holds the filtered sgr0 string */
+ char * last_bufp; /* help with fix_sgr0 leak */
+ TERMINAL * last_term;
+} TGETENT_CACHE;
+
+#define TGETENT_MAX 4
+
+#include <term_entry.h> /* dbdLAST */
+
+#ifdef USE_TERM_DRIVER
+struct DriverTCB; /* Terminal Control Block forward declaration */
+#endif
+
+/*
+ * Global data which is not specific to a screen.
+ */
+typedef struct {
+ SIG_ATOMIC_T have_sigtstp;
+ SIG_ATOMIC_T have_sigwinch;
+ SIG_ATOMIC_T cleanup_nested;
+
+ bool init_signals;
+ bool init_screen;
+
+ char * comp_sourcename;
+ char * comp_termtype;
+
+ bool have_tic_directory;
+ bool keep_tic_directory;
+ const char * tic_directory;
+
+ char * dbi_list;
+ int dbi_size;
+
+ char * first_name;
+ char ** keyname_table;
+ int init_keyname;
+
+ int slk_format;
+
+ int getstr_limit; /* getstr_limit based on POSIX LINE_MAX */
+
+ char * safeprint_buf;
+ size_t safeprint_used;
+
+ TGETENT_CACHE tgetent_cache[TGETENT_MAX];
+ int tgetent_index;
+ long tgetent_sequence;
+
+ char * dbd_blob; /* string-heap for dbd_list[] */
+ char ** dbd_list; /* distinct places to look for data */
+ int dbd_size; /* length of dbd_list[] */
+ time_t dbd_time; /* cache last updated */
+ ITERATOR_VARS dbd_vars[dbdLAST];
+
+#if HAVE_TSEARCH
+ void * cached_tparm;
+ int count_tparm;
+#endif /* HAVE_TSEARCH */
+
+#ifdef USE_TERM_DRIVER
+ int (*term_driver)(struct DriverTCB*, const char*, int*);
+#endif
+
+#define WINDOWLIST struct _win_list
+
+#ifndef USE_SP_WINDOWLIST
+ WINDOWLIST * _nc_windowlist;
+#define WindowList(sp) _nc_globals._nc_windowlist
+#endif
+
+#if USE_HOME_TERMINFO
+ char * home_terminfo;
+#endif
+
+#if !USE_SAFE_SPRINTF
+ int safeprint_cols;
+ int safeprint_rows;
+#endif
+
+#ifdef USE_PTHREADS
+ pthread_mutex_t mutex_curses;
+ pthread_mutex_t mutex_prescreen;
+ pthread_mutex_t mutex_screen;
+ pthread_mutex_t mutex_update;
+ pthread_mutex_t mutex_tst_tracef;
+ pthread_mutex_t mutex_tracef;
+ int nested_tracef;
+ int use_pthreads;
+#define _nc_use_pthreads _nc_globals.use_pthreads
+#if USE_PTHREADS_EINTR
+ pthread_t read_thread; /* The reading thread */
+#endif
+#endif
+#if USE_WIDEC_SUPPORT
+ char key_name[MB_LEN_MAX + 1];
+#endif
+
+#ifdef TRACE
+ bool trace_opened;
+ char trace_fname[PATH_MAX];
+ int trace_level;
+ FILE * trace_fp;
+ int trace_fd;
+
+ char * tracearg_buf;
+ size_t tracearg_used;
+
+ TRACEBUF * tracebuf_ptr;
+ size_t tracebuf_used;
+
+ char tracechr_buf[40];
+
+ char * tracedmp_buf;
+ size_t tracedmp_used;
+
+ unsigned char * tracetry_buf;
+ size_t tracetry_used;
+
+ char traceatr_color_buf[2][80];
+ int traceatr_color_sel;
+ int traceatr_color_last;
+#if !defined(USE_PTHREADS) && USE_REENTRANT
+ int nested_tracef;
+#endif
+#endif /* TRACE */
+
+#if NO_LEAKS
+ bool leak_checking;
+#endif
+} NCURSES_GLOBALS;
+
+extern NCURSES_EXPORT_VAR(NCURSES_GLOBALS) _nc_globals;
+
+#define N_RIPS 5
+
+#ifdef USE_PTHREADS
+typedef struct _prescreen_list {
+ struct _prescreen_list *next;
+ pthread_t id;
+ struct screen * sp;
+} PRESCREEN_LIST;
+#endif
+
+/*
+ * Global data which can be swept up into a SCREEN when one is created.
+ * It may be modified before the next SCREEN is created.
+ */
+typedef struct {
+#ifdef USE_PTHREADS
+ PRESCREEN_LIST *allocated;
+#else
+ struct screen * allocated;
+#endif
+ bool use_env;
+ bool filter_mode;
+ attr_t previous_attr;
+ TPARM_STATE tparm_state;
+ TTY * saved_tty; /* savetty/resetty information */
+ bool use_tioctl;
+ NCURSES_SP_OUTC _outch; /* output handler if not putc */
+#ifndef USE_SP_RIPOFF
+ ripoff_t rippedoff[N_RIPS];
+ ripoff_t * rsp;
+#endif
+#if NCURSES_NO_PADDING
+ bool _no_padding; /* flag to set if padding disabled */
+#endif
+#if BROKEN_LINKER || USE_REENTRANT
+ chtype * real_acs_map;
+ int _LINES;
+ int _COLS;
+ int _TABSIZE;
+ int _ESCDELAY;
+ TERMINAL * _cur_term;
+#endif
+#ifdef TRACE
+#if BROKEN_LINKER || USE_REENTRANT
+ long _outchars;
+ const char * _tputs_trace;
+#endif
+#endif
+} NCURSES_PRESCREEN;
+
+extern NCURSES_EXPORT_VAR(NCURSES_PRESCREEN) _nc_prescreen;
+
+#ifdef __cplusplus
+}
+#endif
+
+/* *INDENT-ON* */
+
+#endif /* _TERM_PRIV_H */
projects / ncurses.git / commitdiff