****************************************************************************/
/*
- * $Id: curses.priv.h,v 1.641 2021/04/03 22:12:56 tom Exp $
+ * $Id: curses.priv.h,v 1.646 2021/09/24 16:09:35 tom Exp $
*
* curses.priv.h
*
# define NCURSES_PATHSEP ';'
#endif
-/*
- * If desired, one can configure this, disabling environment variables that
- * point to custom terminfo/termcap locations.
- */
-#ifdef USE_ROOT_ENVIRON
-#define use_terminfo_vars() 1
-#else
-#define use_terminfo_vars() _nc_env_access()
-extern NCURSES_EXPORT(int) _nc_env_access (void);
-#endif
-
/*
* Not all platforms have memmove; some have an equivalent bcopy. (Some may
* have neither).
#include <nc_panel.h>
-#include <term.h>
+#include <term.priv.h>
#include <nc_termios.h>
#define IsPreScreen(sp) (((sp) != 0) && sp->_prescreen)
#endif /* USE_TERMLIB */
-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;
-
#if USE_GPM_SUPPORT
#undef buttons /* term.h defines this, and gpm uses it! */
#include <gpm.h>
#endif /* HAVE_LIBDL */
#endif /* USE_GPM_SUPPORT */
-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
-
/*
* When converting from terminfo to termcap, check for cases where we can trim
* octal escapes down to 2-character form. It is useful for terminfo format
#define isoctal(c) ((c) >= '0' && (c) <= '7')
-/*
- * 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 dynamic_var[NUM_VARS];
- int static_vars[NUM_VARS];
-#ifdef TRACE
- const char *tname;
-#endif
-} TPARM_STATE;
-
-typedef struct {
- char *text;
- size_t size;
-} TRACEBUF;
-
/*
* The filesystem database normally uses a single-letter for the lower level
* of directories. Use a hexadecimal code for filesystems which do not
#define INIT_TERM_DRIVER() /* nothing */
#endif
-typedef struct {
- const char *name;
- char *value;
-} ITERATOR_VARS;
-
-/*
- * 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
-
-#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
-
/* The limit reserves one byte for a terminating NUL */
#define my_getstr_limit (_nc_globals.getstr_limit - 1)
#define _nc_getstr_limit(n) \
? my_getstr_limit \
: (n)))
-#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;
-
/*
* Use screen-specific ripoff data (for softkeys) rather than global.
*/
/*
* The SCREEN structure.
*/
-
-struct screen {
+typedef struct screen {
int _ifd; /* input file descriptor for screen */
int _ofd; /* output file descriptor for screen */
FILE *_ofp; /* output file ptr for screen */
const char *_tputs_trace;
#endif
#endif
-};
+#undef SCREEN
+} SCREEN;
extern NCURSES_EXPORT_VAR(SCREEN *) _nc_screen_chain;
extern NCURSES_EXPORT_VAR(SIG_ATOMIC_T) _nc_have_sigwinch;
#define FreeAndNull(p) do { free(p); p = 0; } while (0)
#include <nc_alloc.h>
+#include <nc_access.h>
/*
* Use these for tic/infocmp malloc failures. Generally the ncurses library
/*
* We don't want to use the lines or columns capabilities internally, because
- * if the application is running multiple screens under X, it's quite possible
+ * if the application is running multiple screens under X, it is quite possible
* they could all have type xterm but have different sizes! So...
*/
#define screen_lines(sp) (sp)->_lines