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* [newlib-cygwin/cygwin-3_3-branch] Cygwin: console: Fix OSC sequence handling.
@ 2021-12-02 8:46 Takashi Yano
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From: Takashi Yano @ 2021-12-02 8:46 UTC (permalink / raw)
To: cygwin-cvs
https://sourceware.org/git/gitweb.cgi?p=newlib-cygwin.git;h=5cc4b92c25af1af9250e4498e60943fcc82b7487
commit 5cc4b92c25af1af9250e4498e60943fcc82b7487
Author: Takashi Yano <takashi.yano@nifty.ne.jp>
Date: Thu Dec 2 12:35:47 2021 +0900
Cygwin: console: Fix OSC sequence handling.
- Currently, some OSC escape sequences, such as 'OSC 110 BEL', are
not handled correctly. This patch fixes the issue.
Diff:
---
winsup/cygwin/fhandler_console.cc | 31 ++++++++++++++++++++++++-------
1 file changed, 24 insertions(+), 7 deletions(-)
diff --git a/winsup/cygwin/fhandler_console.cc b/winsup/cygwin/fhandler_console.cc
index 4b7922dea..68567f9a8 100644
--- a/winsup/cygwin/fhandler_console.cc
+++ b/winsup/cygwin/fhandler_console.cc
@@ -3308,13 +3308,30 @@ fhandler_console::write (const void *vsrc, size_t len)
case gotrsquare:
if (isdigit (*src))
con.rarg = con.rarg * 10 + (*src - '0');
- else if (*src == ';' && (con.rarg == 2 || con.rarg == 0))
- con.state = gettitle;
- else if (*src == ';' && (con.rarg == 4 || con.rarg == 104
- || (con.rarg >= 10 && con.rarg <= 19)))
- con.state = eatpalette;
- else
- con.state = eattitle;
+ else if (*src == ';')
+ {
+ if (con.rarg == 0 || con.rarg == 2)
+ con.state = gettitle;
+ else if ((con.rarg >= 4 && con.rarg <= 6)
+ || (con.rarg >=10 && con.rarg <= 19)
+ || (con.rarg >=104 && con.rarg <= 106)
+ || (con.rarg >=110 && con.rarg <= 119))
+ con.state = eatpalette;
+ else
+ con.state = eattitle;
+ }
+ else if (*src == '\033')
+ con.state = endpalette;
+ else if (*src == '\007')
+ {
+ wpbuf.put (*src);
+ if (wincap.has_con_24bit_colors () && !con_is_legacy)
+ wpbuf.send (get_output_handle ());
+ wpbuf.empty ();
+ con.state = normal;
+ src++;
+ break;
+ }
wpbuf.put (*src);
src++;
break;
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