diff options
Diffstat (limited to 'ncurses/win32con/win_driver.c')
-rw-r--r-- | ncurses/win32con/win_driver.c | 30 |
1 files changed, 15 insertions, 15 deletions
diff --git a/ncurses/win32con/win_driver.c b/ncurses/win32con/win_driver.c index 280aa6d..ad9e629 100644 --- a/ncurses/win32con/win_driver.c +++ b/ncurses/win32con/win_driver.c @@ -1,5 +1,5 @@ /**************************************************************************** - * Copyright 2018,2020 Thomas E. Dickey * + * Copyright 2018-2020,2021 Thomas E. Dickey * * Copyright 2008-2016,2017 Free Software Foundation, Inc. * * * * Permission is hereby granted, free of charge, to any person obtaining a * @@ -55,11 +55,9 @@ #define CUR TerminalType(my_term). -MODULE_ID("$Id: win_driver.c,v 1.63 2020/02/02 23:34:34 tom Exp $") +MODULE_ID("$Id: win_driver.c,v 1.67 2021/09/04 10:54:35 tom Exp $") -#ifndef __GNUC__ -# error We need GCC to compile for MinGW -#endif +#define TypeAlloca(type,count) (type*) _alloca(sizeof(type) * (size_t) (count)) #define WINMAGIC NCDRV_MAGIC(NCDRV_WINCONSOLE) @@ -116,7 +114,7 @@ static const LONG ansi_keys[] = #define MAPSIZE (FKEYS + N_INI) #define NUMPAIRS 64 -/* A process can only have a single console, so it's safe +/* A process can only have a single console, so it is safe to maintain all the information about it in a single static structure. */ @@ -262,7 +260,7 @@ static BOOL con_write16(TERMINAL_CONTROL_BLOCK * TCB, int y, int x, cchar_t *str, int limit) { int actual = 0; - CHAR_INFO ci[limit]; + CHAR_INFO *ci = TypeAlloca(CHAR_INFO, limit); COORD loc, siz; SMALL_RECT rec; int i; @@ -311,7 +309,7 @@ con_write16(TERMINAL_CONTROL_BLOCK * TCB, int y, int x, cchar_t *str, int limit) static BOOL con_write8(TERMINAL_CONTROL_BLOCK * TCB, int y, int x, chtype *str, int n) { - CHAR_INFO ci[n]; + CHAR_INFO *ci = TypeAlloca(CHAR_INFO, n); COORD loc, siz; SMALL_RECT rec; int i; @@ -510,7 +508,7 @@ wcon_doupdate(TERMINAL_CONTROL_BLOCK * TCB) if ((CurScreen(sp)->_clear || NewScreen(sp)->_clear)) { int x; #if USE_WIDEC_SUPPORT - cchar_t empty[Width]; + cchar_t *empty = TypeAlloca(cchar_t, Width); wchar_t blank[2] = { L' ', L'\0' @@ -519,7 +517,7 @@ wcon_doupdate(TERMINAL_CONTROL_BLOCK * TCB) for (x = 0; x < Width; x++) setcchar(&empty[x], blank, 0, 0, 0); #else - chtype empty[Width]; + chtype *empty = TypeAlloca(chtype, Width); for (x = 0; x < Width; x++) empty[x] = ' '; @@ -675,8 +673,8 @@ wcon_dobeepflash(TERMINAL_CONTROL_BLOCK * TCB, int max_cells = (high * wide); int i; - CHAR_INFO this_screen[max_cells]; - CHAR_INFO that_screen[max_cells]; + CHAR_INFO *this_screen = TypeAlloca(CHAR_INFO, max_cells); + CHAR_INFO *that_screen = TypeAlloca(CHAR_INFO, max_cells); COORD this_size; SMALL_RECT this_region; COORD bufferCoord; @@ -701,7 +699,9 @@ wcon_dobeepflash(TERMINAL_CONTROL_BLOCK * TCB, bufferCoord, &this_region)) { - memcpy(that_screen, this_screen, sizeof(that_screen)); + memcpy(that_screen, + this_screen, + sizeof(CHAR_INFO) * (size_t) max_cells); for (i = 0; i < max_cells; i++) { that_screen[i].Attributes = RevAttr(that_screen[i].Attributes); @@ -1867,7 +1867,7 @@ get_handle(int fd) #if WINVER >= 0x0600 /* This function tests, whether or not the ncurses application is running as a descendant of MSYS2/cygwin mintty terminal - application. mintty doesn't use Windows Console for it's screen + application. mintty doesn't use Windows Console for its screen I/O, so the native Windows _isatty doesn't recognize it as character device. But we can discover we are at the end of an Pipe and can query to server side of the pipe, looking whether @@ -1974,7 +1974,7 @@ _nc_mingw_isatty(int fd) /* This is used when running in terminfo mode to discover, whether or not the "terminal" is actually a Windows - Console. It's the responsibility of the console to deal + Console. It is the responsibility of the console to deal with the terminal escape sequences that are sent by terminfo. */ |