/****************************************************************************
- * Copyright (c) 1998-2018,2019 Free Software Foundation, Inc. *
+ * Copyright 2018-2020,2021 Thomas E. Dickey *
+ * Copyright 1998-2017,2018 Free Software Foundation, Inc. *
* *
* Permission is hereby granted, free of charge, to any person obtaining a *
* copy of this software and associated documentation files (the *
****************************************************************************/
/*
- * $Id: curses.priv.h,v 1.620 2019/03/30 21:31:37 tom Exp $
+ * $Id: curses.priv.h,v 1.646 2021/09/24 16:09:35 tom Exp $
*
* curses.priv.h
*
#include <unistd.h>
#endif
-#if HAVE_SYS_BSDTYPES_H && !(defined(_WIN32) || defined(_WIN64))
-#include <sys/bsdtypes.h> /* needed for ISC */
-#endif
-
#if HAVE_LIMITS_H
# include <limits.h>
#elif HAVE_SYS_PARAM_H
extern int errno;
#endif
+/* Some Windows related defines */
+#undef _NC_WINDOWS
+#if (defined(_WIN32) || defined(_WIN64))
+#define _NC_WINDOWS
+#else
+#undef EXP_WIN32_DRIVER
+#endif
+
+#undef _NC_MINGW
+#if (defined(__MINGW32__) || defined(__MINGW64__))
+#define _NC_MINGW
+#endif
+
+#undef _NC_MSC
+#ifdef _MSC_VER
+#define _NC_MSC
+#endif
+
/* Some systems have a broken 'select()', but workable 'poll()'. Use that */
#if HAVE_WORKING_POLL
#define USE_FUNC_POLL 1
* the path separator in configure doesn't work properly. So, if building
* for MinGW, we enforce the correct Windows PATH separator
*/
-#ifdef _WIN32
+#if defined(_NC_WINDOWS)
# ifdef NCURSES_PATHSEP
# undef NCURSES_PATHSEP
# endif
# 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).
* Options for terminal drivers, etc...
*/
#ifdef USE_TERM_DRIVER
+#define NO_TERMINAL "unknown"
#define USE_SP_RIPOFF 1
#define USE_SP_TERMTYPE 1
#define USE_SP_WINDOWLIST 1
+#else
+#define NO_TERMINAL 0
#endif
+#define VALID_TERM_ENV(term_env, no_terminal) \
+ (term_env = (NonEmpty(term_env) \
+ ? term_env \
+ : no_terminal), \
+ NonEmpty(term_env))
+
/*
* Note: ht/cbt expansion flakes out randomly under Linux 1.1.47, but only
* when we're throwing control codes at the screen at high volume. To see
#include <curses.h> /* we'll use -Ipath directive to get the right one! */
+#if !(defined(NCURSES_WGETCH_EVENTS) && defined(NEED_KEY_EVENT))
+#undef KEY_EVENT /* reduce compiler-warnings with Visual C++ */
+#endif
+
typedef struct
{
int red, green, blue; /* what color_content() returns */
#include <nc_panel.h>
-#include <term.h>
+#include <term.priv.h>
#include <nc_termios.h>
#define IsPreScreen(sp) (((sp) != 0) && sp->_prescreen)
#define SET_WINDOW_PAIR(w,p) (w)->_color = (p)
#define SameAttrOf(a,b) (AttrOf(a) == AttrOf(b) && GetPair(a) == GetPair(b))
-#define VIDATTR(sp,attr,pair) NCURSES_SP_NAME(vid_puts)(NCURSES_SP_ARGx attr, (NCURSES_PAIRS_T) pair, 0, NCURSES_OUTC_FUNC)
+#define VIDPUTS(sp,attr,pair) do { \
+ int vid_pair = pair; \
+ NCURSES_SP_NAME(vid_puts)( \
+ NCURSES_SP_ARGx attr, \
+ (NCURSES_PAIRS_T) pair, \
+ &vid_pair, \
+ NCURSES_OUTC_FUNC); \
+ } while (0)
#else /* !NCURSES_EXT_COLORS */
WINDOW_ATTRS(w) |= ColorPair(p)
#define SameAttrOf(a,b) (AttrOf(a) == AttrOf(b))
-#define VIDATTR(sp,attr,pair) NCURSES_SP_NAME(vidputs)(NCURSES_SP_ARGx attr, NCURSES_OUTC_FUNC)
+#define VIDPUTS(sp,attr,pair) NCURSES_SP_NAME(vidputs)(NCURSES_SP_ARGx attr, NCURSES_OUTC_FUNC)
#endif /* NCURSES_EXT_COLORS */
#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];
-
-#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 */
int _sysmouse_new_buttons;
#endif
-#ifdef USE_TERM_DRIVER
+#if defined(USE_TERM_DRIVER) || defined(EXP_WIN32_DRIVER)
MEVENT _drv_mouse_fifo[FIFO_SIZE];
int _drv_mouse_head;
int _drv_mouse_tail;
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;
#if USE_WIDEC_SUPPORT /* { */
#define isEILSEQ(status) (((size_t)status == (size_t)-1) && (errno == EILSEQ))
-#define init_mb(state) memset(&state, 0, sizeof(state))
+#define init_mb(state) memset(&(state), 0, sizeof(state))
#if NCURSES_EXT_COLORS
#define NulColor , 0
#endif
#define SetChar(ch,c,a) do { \
- NCURSES_CH_T *_cp = &ch; \
+ NCURSES_CH_T *_cp = &(ch); \
memset(_cp, 0, sizeof(ch)); \
_cp->chars[0] = (wchar_t) (c); \
_cp->attr = (a); \
if_EXT_COLORS(SetPair(ch, PairNumber(a))); \
} while (0)
-#define CHREF(wch) (&wch)
-#define CHDEREF(wch) (*wch)
+#define CHREF(wch) (&(wch))
+#define CHDEREF(wch) (*(wch))
#define ARG_CH_T NCURSES_CH_T *
#define CARG_CH_T const NCURSES_CH_T *
#define PUTC_DATA char PUTC_buf[MB_LEN_MAX]; int PUTC_i, PUTC_n; \
#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
#define TPUTS_TRACE(s) _nc_tputs_trace = s;
#endif
+#ifdef HAVE_CONSISTENT_GETENV
#define START_TRACE() \
if ((_nc_tracing & TRACE_MAXIMUM) == 0) { \
int t = _nc_getenv_num("NCURSES_TRACE"); \
if (t >= 0) \
- trace((unsigned) t); \
+ curses_trace((unsigned) t); \
}
+#else
+#define START_TRACE() /* nothing */
+#endif
/*
* Many of the _tracef() calls use static buffers; lock the trace state before
extern NCURSES_EXPORT(WINDOW *) _nc_retrace_win (WINDOW *);
extern NCURSES_EXPORT(attr_t) _nc_retrace_attr_t (attr_t);
extern NCURSES_EXPORT(char *) _nc_retrace_ptr (char *);
-extern NCURSES_EXPORT(char *) _nc_trace_ttymode(TTY *tty);
+extern NCURSES_EXPORT(char *) _nc_trace_ttymode(const TTY *tty);
extern NCURSES_EXPORT(char *) _nc_varargs (const char *, va_list);
extern NCURSES_EXPORT(chtype) _nc_retrace_chtype (chtype);
extern NCURSES_EXPORT(const char *) _nc_altcharset_name(attr_t, chtype);
#if USE_XMC_SUPPORT
#define UpdateAttrs(sp,c) if (!SameAttrOf(SCREEN_ATTRS(sp), c)) { \
attr_t chg = AttrOf(SCREEN_ATTRS(sp)); \
- VIDATTR(sp, AttrOf(c), GetPair(c)); \
+ VIDPUTS(sp, AttrOf(c), GetPair(c)); \
if (magic_cookie_glitch > 0 \
&& XMC_CHANGES((chg ^ AttrOf(SCREEN_ATTRS(sp))))) { \
T(("%s @%d before glitch %d,%d", \
}
#else
#define UpdateAttrs(sp,c) if (!SameAttrOf(SCREEN_ATTRS(sp), c)) { \
- VIDATTR(sp, AttrOf(c), GetPair(c)); \
+ VIDPUTS(sp, AttrOf(c), GetPair(c)); \
}
#endif
ttytype[NAMESIZE - 1] = '\0'; \
}
+#if !NCURSES_WCWIDTH_GRAPHICS
+extern NCURSES_EXPORT(int) _nc_wacs_width(unsigned);
+#else
+#define _nc_wacs_width(ch) wcwidth(ch)
+#endif
+
/* charable.c */
#if USE_WIDEC_SUPPORT
extern NCURSES_EXPORT(bool) _nc_is_charable(wchar_t);
extern NCURSES_EXPORT(int) _nc_ripoffline(int, int(*)(WINDOW*, int));
/* lib_setup.c */
-#if NO_LEAKS
-#define ExitTerminfo(code) _nc_free_tinfo(code)
-#else
-#define ExitTerminfo(code) exit(code)
-#endif
+#define ExitTerminfo(code) exit_terminfo(code)
#define SETUP_FAIL ERR
-#define ret_error(code, fmt, arg) if (errret) {\
- *errret = code;\
+#define ret_error(rc, fmt, p, q) if (errret) {\
+ *errret = rc;\
+ q;\
returnCode(SETUP_FAIL);\
} else {\
- fprintf(stderr, fmt, arg);\
+ fprintf(stderr, fmt, p);\
+ q;\
ExitTerminfo(EXIT_FAILURE);\
}
-#define ret_error1(code, fmt, arg) ret_error(code, "'%s': " fmt, arg)
+#define ret_error1(rc, fmt, p, q) ret_error(rc, "'%s': " fmt, p, q)
-#define ret_error0(code, msg) if (errret) {\
- *errret = code;\
+#define ret_error0(rc, msg) if (errret) {\
+ *errret = rc;\
returnCode(SETUP_FAIL);\
} else {\
fprintf(stderr, msg);\
extern NCURSES_EXPORT(void) _nc_init_termtype (TERMTYPE2 *const);
extern NCURSES_EXPORT(void) _nc_do_color (int, int, int, NCURSES_OUTC);
extern NCURSES_EXPORT(void) _nc_flush (void);
-extern NCURSES_EXPORT(void) _nc_free_and_exit (int) GCC_NORETURN;
extern NCURSES_EXPORT(void) _nc_free_entry (ENTRY *, TERMTYPE2 *);
extern NCURSES_EXPORT(void) _nc_freeall (void);
extern NCURSES_EXPORT(void) _nc_hash_map (void);
*/
#if USE_WIDEC_SUPPORT
-#if defined(_WIN32)
+#if defined(_NC_WINDOWS) && !defined(_NC_MSC) && !defined(EXP_WIN32_DRIVER)
/*
* MinGW has wide-character functions, but they do not work correctly.
*/
-
extern int __MINGW_NOTHROW _nc_wctomb(char *, wchar_t);
#define wctomb(s,wc) _nc_wctomb(s,wc)
#define wcrtomb(s,wc,n) _nc_wctomb(s,wc)
extern int __MINGW_NOTHROW _nc_mblen(const char *, size_t);
#define mblen(s,n) _nc_mblen(s, n)
-#endif /* _WIN32 */
+#endif /* _NC_WINDOWS && !_NC_MSC */
#if HAVE_MBTOWC && HAVE_MBLEN
#define reset_mbytes(state) IGNORE_RC(mblen(NULL, (size_t) 0)), IGNORE_RC(mbtowc(NULL, NULL, (size_t) 0))
#define count_mbytes(buffer,length,state) mblen(buffer,length)
#define check_mbytes(wch,buffer,length,state) \
- (int) mbtowc(&wch, buffer, length)
+ (int) mbtowc(&(wch), buffer, length)
#define state_unused
#elif HAVE_MBRTOWC && HAVE_MBRLEN
#define reset_mbytes(state) init_mb(state)
-#define count_mbytes(buffer,length,state) mbrlen(buffer,length,&state)
+#define count_mbytes(buffer,length,state) mbrlen(buffer,length,&(state))
#define check_mbytes(wch,buffer,length,state) \
- (int) mbrtowc(&wch, buffer, length, &state)
+ (int) mbrtowc(&(wch), buffer, length, &(state))
#else
make an error
#endif
/*
* 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
#define TINFO_MVCUR NCURSES_SP_NAME(_nc_mvcur)
#endif
+#if defined(EXP_WIN32_DRIVER)
+#include <nc_win32.h>
+#endif
+
/*
* Entrypoints using an extra parameter with the terminal driver.
*/
_nc_setupterm(name, fd, err, reuse)
#endif /* !USE_TERM_DRIVER */
+#ifdef EXP_WIN32_DRIVER
+extern NCURSES_EXPORT_VAR(TERM_DRIVER) _nc_TINFO_DRIVER;
+#else
#ifdef USE_TERM_DRIVER
#if defined(USE_WIN32CON_DRIVER)
#include <nc_mingw.h>
#else
#endif
extern NCURSES_EXPORT_VAR(TERM_DRIVER) _nc_TINFO_DRIVER;
-#endif
+#endif /* USE_TERM_DRIVER */
+#endif /* EXP_WIN32_DRIVER */
-#if defined(USE_TERM_DRIVER) && defined(USE_WIN32CON_DRIVER)
+#if defined(USE_TERM_DRIVER) && defined(EXP_WIN32_DRIVER)
+#define NC_ISATTY(fd) (0 != _nc_console_isatty(fd))
+#elif defined(USE_TERM_DRIVER) && defined(USE_WIN32CON_DRIVER)
#define NC_ISATTY(fd) _nc_mingw_isatty(fd)
#else
#define NC_ISATTY(fd) isatty(fd)
#ifdef USE_TERM_DRIVER
# define IsTermInfo(sp) ((TCBOf(sp) != 0) && ((TCBOf(sp)->drv->isTerminfo)))
# define HasTInfoTerminal(sp) ((0 != TerminalOf(sp)) && IsTermInfo(sp))
-# if defined(USE_WIN32CON_DRIVER)
-# define IsTermInfoOnConsole(sp) (IsTermInfo(sp)&&_nc_mingw_isconsole(TerminalOf(sp)->Filedes))
-#else
+# if defined(EXP_WIN32_DRIVER)
+# define IsTermInfoOnConsole(sp) (IsTermInfo(sp) && _nc_console_test(TerminalOf(sp)->Filedes))
+# elif defined(USE_WIN32CON_DRIVER)
+# define IsTermInfoOnConsole(sp) (IsTermInfo(sp) && _nc_mingw_isconsole(TerminalOf(sp)->Filedes))
+# else
# define IsTermInfoOnConsole(sp) FALSE
# endif
#else
# define IsTermInfo(sp) TRUE
# define HasTInfoTerminal(sp) (0 != TerminalOf(sp))
-# define IsTermInfoOnConsole(sp) FALSE
+# if defined(EXP_WIN32_DRIVER)
+# define IsTermInfoOnConsole(sp) _nc_console_test(TerminalOf(sp)->Filedes)
+# else
+# define IsTermInfoOnConsole(sp) FALSE
+# endif
#endif
#define IsValidTIScreen(sp) (HasTInfoTerminal(sp))
extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_do_color)(SCREEN*, int, int, int, NCURSES_SP_OUTC);
extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_do_xmc_glitch)(SCREEN*, attr_t);
extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_flush)(SCREEN*);
-extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_free_and_exit)(SCREEN*, int) GCC_NORETURN;
+extern GCC_NORETURN NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_free_and_exit)(SCREEN*, int);
extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_freeall)(SCREEN*);
extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_hash_map)(SCREEN*);
extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_init_acs)(SCREEN*);
projects / ncurses.git / blobdiff