ncurses 6.2 - patch 20210626

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

diff --git a/ncurses/curses.priv.h b/ncurses/curses.priv.h
index e85828e64971ae502ead291996df303b2f31bed6..55446a8945016a83f95eee885d2aef273e0ac7a2 100644 (file)
--- a/ncurses/curses.priv.h
+++ b/ncurses/curses.priv.h
@@ -1,5 +1,5 @@
 /****************************************************************************
- * Copyright 2018-2019,2020 Thomas E. Dickey                                *
+ * 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  *
@@ -35,7 +35,7 @@
  ****************************************************************************/
 
 /*
- * $Id: curses.priv.h,v 1.634 2020/08/29 20:11:24 tom Exp $
+ * $Id: curses.priv.h,v 1.642 2021/06/26 20:23:20 tom Exp $
  *
  *     curses.priv.h
  *
@@ -206,17 +206,6 @@ extern int errno;
 #  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).
@@ -297,12 +286,11 @@ extern NCURSES_EXPORT(void *) _nc_memmove (void *, const void *, size_t);
 #define NO_TERMINAL 0
 #endif
 
-#define CHECK_TERM_ENV(env, isNull, NOTERM) \
-       (isNull = ((env == 0) || (*env == 0)), \
-        (env = (isNull \
-                ? NOTERM \
-                : env), \
-               (isNull = ((env == 0) || (*env == 0)))))
+#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
@@ -1550,7 +1538,7 @@ 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
@@ -1584,14 +1572,14 @@ extern NCURSES_EXPORT_VAR(SIG_ATOMIC_T) _nc_have_sigwinch;
 #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; \
@@ -1729,6 +1717,7 @@ 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
@@ -1861,7 +1850,7 @@ extern NCURSES_EXPORT(SCREEN *)         _nc_retrace_sp (SCREEN *);
 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);
@@ -2376,7 +2365,7 @@ extern NCURSES_EXPORT(int) _nc_eventlist_timeout(_nc_eventlist *);
  */
 #if USE_WIDEC_SUPPORT
 
-#if defined(_NC_WINDOWS) && !defined(_NC_MSC)
+#if defined(_NC_WINDOWS) && !defined(_NC_MSC) && !defined(EXP_WIN32_DRIVER)
 /*
  * MinGW has wide-character functions, but they do not work correctly.
  */
@@ -2396,13 +2385,13 @@ extern int __MINGW_NOTHROW _nc_mblen(const char *, size_t);
 #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
@@ -2673,9 +2662,9 @@ extern NCURSES_EXPORT_VAR(TERM_DRIVER) _nc_TINFO_DRIVER;
 #  define IsTermInfo(sp)       ((TCBOf(sp) != 0) && ((TCBOf(sp)->drv->isTerminfo)))
 #  define HasTInfoTerminal(sp) ((0 != TerminalOf(sp)) && IsTermInfo(sp))
 #  if defined(EXP_WIN32_DRIVER)
-#    define IsTermInfoOnConsole(sp) (IsTermInfo(sp)&&_nc_console_test(TerminalOf(sp)->Filedes))
+#    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))
+#    define IsTermInfoOnConsole(sp) (IsTermInfo(sp) && _nc_mingw_isconsole(TerminalOf(sp)->Filedes))
 #  else
 #    define IsTermInfoOnConsole(sp) FALSE
 #  endif
@@ -2734,7 +2723,7 @@ extern NCURSES_EXPORT(int)      NCURSES_SP_NAME(_nc_tgetent)(SCREEN*,char*,const
 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*);