drew
/
acadia-newlib
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Cygwin: pty: Fix deadlock caused by Ctrl-C in setup_pseudoconsole(). 

- If Ctrl-C is pressed just after setup_pseudoconsole() is called,
  mintty stops to respond a while when CPU load is high. This patch
  fixes the issue.

Addresses: https://cygwin.com/pipermail/cygwin/2022-April/251272.html
This commit is contained in:
Takashi Yano 2022-04-18 19:56:14 +09:00
parent b58b5a9660
commit 98b6f23d98
1 changed files with 4 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
winsup/cygwin/spawn.cc
View File

@ -679,8 +679,12 @@ child_info_spawn::worker (const char *prog_arg, const char *const *argv,
HANDLE h_stdin = handle (fileno_stdin, false); HANDLE h_stdin = handle (fileno_stdin, false);
if (h_stdin == ptys_primary->get_handle_nat ()) if (h_stdin == ptys_primary->get_handle_nat ())
stdin_is_ptys = true; stdin_is_ptys = true;
if (reset_sendsig)
myself->sendsig = myself->exec_sendsig;
ptys_primary->setup_for_non_cygwin_app (nopcon, envblock, ptys_primary->setup_for_non_cygwin_app (nopcon, envblock,
stdin_is_ptys); stdin_is_ptys);
if (reset_sendsig)
myself->sendsig = NULL;
ptys_primary->get_duplicated_handle_set (&ptys_handle_set); ptys_primary->get_duplicated_handle_set (&ptys_handle_set);
ptys_ttyp = (tty *) ptys_primary->tc (); ptys_ttyp = (tty *) ptys_primary->tc ();
ptys_need_cleanup = true; ptys_need_cleanup = true;