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Cygwin: pty: Add a workaround for ^C handling.

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- Pseudo console support introduced by commit
  169d65a5774acc76ce3f3feeedcbae7405aa9b57 sometimes cause random
  crash or freeze by pressing ^C while cygwin and non-cygwin
  processes are executed simultaneously in the same pty. This
  patch is a workaround for this issue.
This commit is contained in:
Takashi Yano 2019-09-04 22:47:42 +09:00 committed by Corinna Vinschen
parent 83b2d576c8
commit d4045fdbef
2 changed files with 6 additions and 1 deletions
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1
winsup/cygwin/fork.cc
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@ -213,7 +213,6 @@ frok::child (volatile char * volatile here)
- terminate the current fork call even if the child is initialized. */ - terminate the current fork call even if the child is initialized. */
sync_with_parent ("performed fork fixups and dynamic dll loading", true); sync_with_parent ("performed fork fixups and dynamic dll loading", true);
init_console_handler (myself->ctty > 0);
ForceCloseHandle1 (fork_info->forker_finished, forker_finished); ForceCloseHandle1 (fork_info->forker_finished, forker_finished);
pthread::atforkchild (); pthread::atforkchild ();

6
winsup/cygwin/spawn.cc
View File

@ -635,6 +635,12 @@ child_info_spawn::worker (const char *prog_arg, const char *const *argv,
if (ptys) if (ptys)
ptys->fixup_after_attach (!iscygwin ()); ptys->fixup_after_attach (!iscygwin ());
if (!iscygwin ())
{
init_console_handler (myself->ctty > 0);
myself->ctty = 0;
}
loop: loop:
/* When ruid != euid we create the new process under the current original /* When ruid != euid we create the new process under the current original
account and impersonate in child, this way maintaining the different account and impersonate in child, this way maintaining the different