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(sys_signal): Test BROKEN_SA_RESTART.

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Richard M. Stallman 2002-07-11 17:29:56 +00:00
parent 910fb17168
commit 55fafcf080
1 changed files with 5 additions and 3 deletions
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8
src/sysdep.c
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@ -2816,10 +2816,12 @@ sys_signal (int signal_number, signal_handler_t action)
struct sigaction new_action, old_action;
sigemptyset (&new_action.sa_mask);
new_action.sa_handler = action;
#ifdef SA_RESTART
#if defined (SA_RESTART) && ! defined (BROKEN_SA_RESTART)
/* Emacs mostly works better with restartable system services. If this
* flag exists, we probably want to turn it on here.
*/
flag exists, we probably want to turn it on here.
However, on some systems this resets the timeout of `select'
which means that `select' never finishes if it keeps getting signals.
BROKEN_SA_RESTART is defined on those systems. */
new_action.sa_flags = SA_RESTART;
#else
new_action.sa_flags = 0;