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author | Takashi Yano <takashi.yano@nifty.ne.jp> | 2022-05-09 00:19:47 +0900 |
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committer | Takashi Yano <takashi.yano@nifty.ne.jp> | 2022-05-09 00:19:47 +0900 |
commit | cc94490f6e48b01f820e33d2461d05e72f1343bb (patch) | |
tree | 6dcd223d51974f368bde064db4971badd817764d /winsup/cygwin/select.cc | |
parent | aea6940043826f88f768d638dbbc6896ab9be494 (diff) | |
download | newlib-cc94490f6e48b01f820e33d2461d05e72f1343bb.zip newlib-cc94490f6e48b01f820e33d2461d05e72f1343bb.tar.gz newlib-cc94490f6e48b01f820e33d2461d05e72f1343bb.tar.bz2 |
Cygwin: pty: Avoid deadlock when pcon is started on console.
- Previously, "env SHELL=cmd script" command in console caused
deadlock when starting cmd.exe. This patch fixes the issue.
Diffstat (limited to 'winsup/cygwin/select.cc')
-rw-r--r-- | winsup/cygwin/select.cc | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/winsup/cygwin/select.cc b/winsup/cygwin/select.cc index 4f23dfd..0fa60bc 100644 --- a/winsup/cygwin/select.cc +++ b/winsup/cygwin/select.cc @@ -1125,7 +1125,6 @@ peek_console (select_record *me, bool) { if (fh->bg_check (SIGTTIN, true) <= bg_eof) { - release_attach_mutex (); fh->release_input_mutex (); return me->read_ready = true; } @@ -1142,7 +1141,6 @@ peek_console (select_record *me, bool) && global_sigs[SIGWINCH].sa_handler != SIG_DFL) { set_sig_errno (EINTR); - release_attach_mutex (); fh->release_input_mutex (); return -1; } |