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authorTakashi Yano via Cygwin-patches <cygwin-patches@cygwin.com>2020-05-31 14:53:20 +0900
committerCorinna Vinschen <corinna@vinschen.de>2020-05-31 10:33:55 +0200
commitd212bdc40096fde87b086290ac34b1cc6517b19f (patch)
tree044e7bb233bc925d2bf7e63012fb9395bbd7b58f
parentac1f63ef2812093ce0e053dd505b44c55c3d47d6 (diff)
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Cygwin: pty: Revise the code which prevents undesired window title.
- In current pty, the window title can not be set from non-cygwin program due to the code which prevents overwriting the window title to "cygwin-console-helper.exe" in fhandler_pty_master::pty_ master_fwd_thread(). This patch fixes the issue.
-rw-r--r--winsup/cygwin/fhandler_tty.cc9
1 files changed, 7 insertions, 2 deletions
diff --git a/winsup/cygwin/fhandler_tty.cc b/winsup/cygwin/fhandler_tty.cc
index c3d49968d..e434b7878 100644
--- a/winsup/cygwin/fhandler_tty.cc
+++ b/winsup/cygwin/fhandler_tty.cc
@@ -3313,9 +3313,14 @@ fhandler_pty_master::pty_master_fwd_thread ()
}
else if (state == 4 && outbuf[i] == '\a')
{
- memmove (&outbuf[start_at], &outbuf[i+1], rlen-i-1);
+ const char *helper_str = "\\bin\\cygwin-console-helper.exe";
+ if (memmem (&outbuf[start_at], i + 1 - start_at,
+ helper_str, strlen (helper_str)))
+ {
+ memmove (&outbuf[start_at], &outbuf[i+1], rlen-i-1);
+ rlen = wlen = start_at + rlen - i - 1;
+ }
state = 0;
- rlen = wlen = start_at + rlen - i - 1;
continue;
}
else if (outbuf[i] == '\a')