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-rw-r--r--manual/process.texi5
1 files changed, 3 insertions, 2 deletions
diff --git a/manual/process.texi b/manual/process.texi
index b1f5ef469a..e10534212c 100644
--- a/manual/process.texi
+++ b/manual/process.texi
@@ -608,8 +608,8 @@ indicates that at least one child process has terminated.
void
sigchld_handler (int signum)
@{
- int pid;
- int status;
+ int pid, status, serrno;
+ serrno = errno;
while (1)
@{
pid = waitpid (WAIT_ANY, &status, WNOHANG);
@@ -622,6 +622,7 @@ sigchld_handler (int signum)
break;
notice_termination (pid, status);
@}
+ errno = serrno;
@}
@end group
@end smallexample