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From: Corinna Vinschen <>
Subject: [newlib-cygwin] Cygwin: console: Align the behaviour against signal with pty.
Date: Mon,  1 Feb 2021 10:01:28 +0000 (GMT)	[thread overview]
Message-ID: <> (raw);h=6ab2d284e54384cc6e7dc13eed1eddd12bd77879

commit 6ab2d284e54384cc6e7dc13eed1eddd12bd77879
Author: Takashi Yano via Cygwin-patches <>
Date:   Fri Jan 29 12:45:44 2021 +0900

    Cygwin: console: Align the behaviour against signal with pty.
    - Currently, read() returns -1 with EINTR if the process is suspended
      by Ctrl-Z and resumed by fg command, while pty continues to read.
      For example, xxd command stops with error "Interrupted system call"
      after Ctrl-Z and fg. This patch aligns the behaviour with pty (and

 winsup/cygwin/ | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/winsup/cygwin/ b/winsup/cygwin/
index 0b404411e..3c0783575 100644
--- a/winsup/cygwin/
+++ b/winsup/cygwin/
@@ -587,7 +587,8 @@ wait_retry:
 	case input_signalled: /* signalled */
 	  release_input_mutex ();
-	  goto sig_exit;
+	  /* The signal will be handled by cygwait() above. */
+	  continue;
 	case input_winch:
 	  release_input_mutex ();

                 reply	other threads:[~2021-02-01 10:01 UTC|newest]

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