diff --git a/winsup/cygwin/fhandler.h b/winsup/cygwin/fhandler.h index adaf19203..463bb83ab 100644 --- a/winsup/cygwin/fhandler.h +++ b/winsup/cygwin/fhandler.h @@ -1869,6 +1869,7 @@ class dev_console bool alternate_charset_active; bool metabit; char backspace_keycode; + bool screen_alternated; /* For xterm compatible mode only */ char my_title_buf [TITLESIZE + 1]; diff --git a/winsup/cygwin/fhandler_console.cc b/winsup/cygwin/fhandler_console.cc index 8b4687724..dffee240a 100644 --- a/winsup/cygwin/fhandler_console.cc +++ b/winsup/cygwin/fhandler_console.cc @@ -207,6 +207,8 @@ fhandler_console::setup () con.dwLastCursorPosition.Y = -1; con.dwLastMousePosition.X = -1; con.dwLastMousePosition.Y = -1; + con.savex = con.savey = -1; + con.screen_alternated = false; con.dwLastButtonState = 0; /* none pressed */ con.last_button_code = 3; /* released */ con.underline_color = FOREGROUND_GREEN | FOREGROUND_BLUE; @@ -2130,6 +2132,10 @@ fhandler_console::char_command (char c) break; case 'h': /* DECSET */ case 'l': /* DECRST */ + if (c == 'h') + con.screen_alternated = true; + else + con.screen_alternated = false; wpbuf_put (c); /* Just send the sequence */ WriteConsoleA (get_output_handle (), wpbuf, wpixput, &wn, 0); @@ -2989,6 +2995,36 @@ fhandler_console::write (const void *vsrc, size_t len) con.saw_space = false; con.saw_exclamation_mark = false; } + else if (*src == '8') /* DECRC Restore cursor position */ + { + if (con.screen_alternated) + { + /* For xterm mode only */ + DWORD n; + /* Just send the sequence */ + wpbuf_put (*src); + WriteConsoleA (get_output_handle (), wpbuf, wpixput, &n, 0); + } + else if (con.savex >= 0 && con.savey >= 0) + cursor_set (false, con.savex, con.savey); + con.state = normal; + wpixput = 0; + } + else if (*src == '7') /* DECSC Save cursor position */ + { + if (con.screen_alternated) + { + /* For xterm mode only */ + DWORD n; + /* Just send the sequence */ + wpbuf_put (*src); + WriteConsoleA (get_output_handle (), wpbuf, wpixput, &n, 0); + } + else + cursor_get (&con.savex, &con.savey); + con.state = normal; + wpixput = 0; + } else if (wincap.has_con_24bit_colors () && !con_is_legacy && wincap.has_con_broken_il_dl () && *src == 'M') { /* Reverse Index (scroll down) */ @@ -3019,12 +3055,15 @@ fhandler_console::write (const void *vsrc, size_t len) wpixput = 0; } else if (wincap.has_con_24bit_colors () && !con_is_legacy) - { /* Only CSI is handled in xterm compatible mode. */ + { if (*src == 'c') /* RIS Full reset */ { con.scroll_region.Top = 0; con.scroll_region.Bottom = -1; } + /* ESC sequences below (e.g. OSC, etc) are left to xterm + emulation in xterm compatible mode, therefore, are not + handled and just sent them. */ wpbuf_put (*src); /* Just send the sequence */ DWORD n; @@ -3067,18 +3106,6 @@ fhandler_console::write (const void *vsrc, size_t len) con.state = normal; wpixput = 0; } - else if (*src == '8') /* DECRC Restore cursor position */ - { - cursor_set (false, con.savex, con.savey); - con.state = normal; - wpixput = 0; - } - else if (*src == '7') /* DECSC Save cursor position */ - { - cursor_get (&con.savex, &con.savey); - con.state = normal; - wpixput = 0; - } else if (*src == 'R') /* ? */ { con.state = normal;