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select_loop: If select fails, save its errno.

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This commit is contained in:
Kalle Olavi Niemitalo 2006-12-25 10:09:13 +02:00 committed by Kalle Olavi Niemitalo
parent 4b156678c6
commit bad1b588dd
1 changed files with 6 additions and 2 deletions
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8
src/main/select.c
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@ -251,11 +251,15 @@ select_loop(void (*init)(void))
n = select(w_max, &x_read, &x_write, &x_error, timeout); n = select(w_max, &x_read, &x_write, &x_error, timeout);
if (n < 0) { if (n < 0) {
/* The following calls (especially gettext)
* might change errno. */
const int errno_from_select = errno;
critical_section = 0; critical_section = 0;
uninstall_alarm(); uninstall_alarm();
if (errno != EINTR) { if (errno_from_select != EINTR) {
ERROR(gettext("The call to %s failed: %d (%s)"), ERROR(gettext("The call to %s failed: %d (%s)"),
"select()", errno, (unsigned char *) strerror(errno)); "select()", errno_from_select, (unsigned char *) strerror(errno_from_select));
if (++select_errors > 10) /* Infinite loop prevention. */ if (++select_errors > 10) /* Infinite loop prevention. */
INTERNAL(gettext("%d select() failures."), INTERNAL(gettext("%d select() failures."),
select_errors); select_errors);