reread notify socket when interrupted (EINTR) through sigchild

diff --git a/src/dumm/mconsole.c b/src/dumm/mconsole.c
index 32c969b..01547e1 100644 (file)
--- a/src/dumm/mconsole.c
+++ b/src/dumm/mconsole.c
@@ -20,6 +20,7 @@
 #include <unistd.h>
 #include <stdio.h>
 #include <sys/socket.h>
+#include <errno.h>
 #include <sys/un.h>
 
 #include <debug.h>
@@ -187,7 +188,10 @@ static bool wait_for_notify(private_mconsole_t *this, char *nsock)
                close(this->notify);
                return FALSE;
        }
-       len = recvfrom(this->notify, &notify, sizeof(notify), 0, NULL, 0);
+       do
+       {
+               len = recvfrom(this->notify, &notify, sizeof(notify), 0, NULL, 0);
+       } while (len < 0 && errno == EINTR);
        if (len < 0 || len >= sizeof(notify))
        {
                DBG1("reading from mconsole notify socket failed: %m");