ncurses 5.6 - patch 20080329

[ncurses.git] / ncurses / curses.priv.h

diff --git a/ncurses/curses.priv.h b/ncurses/curses.priv.h
index a1ea1d49c86e0c3e927606db8324608661fb5872..bd2dc32cb5d5b066d2f1adaddf058dd5ff8c63b5 100644 (file)
--- a/ncurses/curses.priv.h
+++ b/ncurses/curses.priv.h
@@ -1,5 +1,5 @@
 /****************************************************************************
- * Copyright (c) 1998-2006,2007 Free Software Foundation, Inc.              *
+ * Copyright (c) 1998-2007,2008 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            *
@@ -34,7 +34,7 @@
 
 
 /*
- * $Id: curses.priv.h,v 1.348 2007/11/03 20:24:15 tom Exp $
+ * $Id: curses.priv.h,v 1.361 2008/03/29 21:14:14 tom Exp $
  *
  *     curses.priv.h
  *
@@ -300,11 +300,28 @@ color_t;
 #define SET_COLS(value)  COLS = value
 #endif
 
+#define TR_MUTEX(data) _tracef("%s@%d: me:%08lX COUNT:%2u/%2d/%6d/%2d/%s%9u: " #data, \
+           __FILE__, __LINE__, \
+           (unsigned long) (pthread_self()), \
+           data.__data.__lock, \
+           data.__data.__count, \
+           data.__data.__owner, \
+           data.__data.__kind, \
+           (data.__data.__nusers > 5) ? " OOPS " : "", \
+           data.__data.__nusers)
+#define TR_GLOBAL_MUTEX(name) TR_MUTEX(_nc_globals.mutex_##name)
+
 #ifdef USE_PTHREADS
+
 #if USE_REENTRANT
 #include <pthread.h>
-#define _nc_lock_global(name)  pthread_mutex_lock(&_nc_globals.mutex_##name)
-#define _nc_unlock_global(name)        pthread_mutex_unlock(&_nc_globals.mutex_##name)
+extern NCURSES_EXPORT(void) _nc_mutex_init(pthread_mutex_t *);
+extern NCURSES_EXPORT(int) _nc_mutex_lock(pthread_mutex_t *);
+extern NCURSES_EXPORT(int) _nc_mutex_trylock(pthread_mutex_t *);
+extern NCURSES_EXPORT(int) _nc_mutex_unlock(pthread_mutex_t *);
+#define _nc_lock_global(name)  _nc_mutex_lock(&_nc_globals.mutex_##name)
+#define _nc_try_global(name)    _nc_mutex_trylock(&_nc_globals.mutex_##name)
+#define _nc_unlock_global(name)        _nc_mutex_unlock(&_nc_globals.mutex_##name)
 
 extern NCURSES_EXPORT(void) _nc_lock_window(WINDOW *);
 extern NCURSES_EXPORT(void) _nc_unlock_window(WINDOW *);
@@ -312,18 +329,36 @@ extern NCURSES_EXPORT(void) _nc_unlock_window(WINDOW *);
 #else
 #error POSIX threads requires --enable-reentrant option
 #endif
-#else
+
+#if HAVE_NANOSLEEP
+#undef HAVE_NANOSLEEP
+#define HAVE_NANOSLEEP 0       /* nanosleep suspends all threads */
+#endif
+
+#else /* !USE_PTHREADS */
+
+#define _nc_mutex_init(obj)    /* nothing */
+
 #define _nc_lock_global(name)  /* nothing */
+#define _nc_try_global(name)    0
 #define _nc_unlock_global(name)        /* nothing */
 
-#define _nc_lock_window(name)  TRUE
+#define _nc_lock_window(name)  (void) TRUE
 #define _nc_unlock_window(name)        /* nothing */
 
-#endif
+#endif /* USE_PTHREADS */
 
 #define _nc_lock_screen(name)  /* nothing */
 #define _nc_unlock_screen(name)        /* nothing */
 
+#if HAVE_GETTIMEOFDAY
+# define PRECISE_GETTIME 1
+# define TimeType struct timeval
+#else
+# define PRECISE_GETTIME 0
+# define TimeType time_t
+#endif
+
 /*
  * Definitions for color pairs
  */
@@ -404,6 +439,7 @@ typedef struct _SLK {
 #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;
@@ -482,6 +518,17 @@ typedef struct {
     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
+ * preserve mixed-case names.
+ */
+#if MIXEDCASE_FILENAMES
+#define LEAF_FMT "%c"
+#else
+#define LEAF_FMT "%02x"
+#endif
+
 /*
  * TRACEMSE_FMT is no longer than 80 columns, there are 5 numbers that
  * could at most have 10 digits, and the mask contains no more than 32 bits
@@ -515,6 +562,8 @@ typedef struct {
        char            *first_name;
        char            **keyname_table;
 
+       int             slk_format;
+
        char            *safeprint_buf;
        size_t          safeprint_used;
 
@@ -522,6 +571,9 @@ typedef struct {
        int             tgetent_index;
        long            tgetent_sequence;
 
+       WINDOWLIST      *_nc_windowlist;
+#define _nc_windows    _nc_globals._nc_windowlist
+
 #if USE_HOME_TERMINFO
        char            *home_terminfo;
 #endif
@@ -553,11 +605,9 @@ typedef struct {
        unsigned char   *tracetry_buf;
        size_t          tracetry_used;
 
-#ifndef USE_TERMLIB
        char            traceatr_color_buf[2][80];
        int             traceatr_color_sel;
        int             traceatr_color_last;
-#endif /* USE_TERMLIB */
 
 #endif /* TRACE */
 
@@ -599,6 +649,9 @@ typedef struct {
 #endif
 } NCURSES_PRESCREEN;
 
+#define ripoff_sp      _nc_prescreen.rsp
+#define ripoff_stack   _nc_prescreen.rippedoff
+
 extern NCURSES_EXPORT_VAR(NCURSES_PRESCREEN) _nc_prescreen;
 
 /*
@@ -790,12 +843,6 @@ struct screen {
         * per screen basis.
         */
        struct panelhook _panelHook;
-       /*
-        * Linked-list of all windows, to support '_nc_resizeall()' and
-        * '_nc_freeall()'
-        */
-       WINDOWLIST      *_nc_sp_windows;
-#define _nc_windows SP->_nc_sp_windows
 
        bool            _sig_winch;
        SCREEN          *_next_screen;
@@ -935,7 +982,7 @@ extern NCURSES_EXPORT_VAR(SIG_ATOMIC_T) _nc_have_sigwinch;
 #endif
 
 #if USE_WIDEC_SUPPORT /* { */
-#define isEILSEQ(status) ((status == (size_t)-1) && (errno == EILSEQ))
+#define isEILSEQ(status) (((size_t)status == (size_t)-1) && (errno == EILSEQ))
 
 #define init_mb(state) memset(&state, 0, sizeof(state))
 
@@ -1519,11 +1566,7 @@ extern NCURSES_EXPORT(void) _nc_scroll_window (WINDOW *, int const, NCURSES_SIZE
 #endif
 
 #if USE_WIDEC_SUPPORT && !defined(USE_TERMLIB)
-#ifdef linux
 extern NCURSES_EXPORT(size_t) _nc_wcrtomb (char *, wchar_t, mbstate_t *);
-#else
-#define _nc_wcrtomb(s,wc,ps) wcrtomb(s,wc,ps)
-#endif
 #endif
 
 #if USE_SIZECHANGE
@@ -1583,7 +1626,6 @@ extern NCURSES_EXPORT_VAR(SCREEN *) SP;
 #define screen_lines   SP->_lines
 #define screen_columns SP->_columns
 
-extern NCURSES_EXPORT_VAR(int) _nc_slk_format;  /* != 0 if slk_init() called */
 extern NCURSES_EXPORT(int) _nc_slk_initialize (WINDOW *, int);
 
 /*