Commit 766f52ec authored by Andreas Schwab's avatar Andreas Schwab
Browse files

Add comment for last change.

parent ef874e3d
......@@ -2135,6 +2135,8 @@ sys_signal (int signal_number, signal_handler_t action)
When SYNC_INPUT is set, we don't want SA_RESTART because we need to poll
for pending input so we need long-running syscalls to be interrupted
after a signal that sets the interrupt_input_pending flag. */
/* Non-interactive keyboard input goes through stdio, where we always
want restartable system calls. */
# if defined (BROKEN_SA_RESTART) || defined(SYNC_INPUT)
if (noninteractive)
# endif
......
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