daemon: When running commands, restart select if we receive a signal.

(cherry picked from commit 6e5f64089631622167e60df25ee009ef83df5170)

diff --git a/daemon/guestfsd.c b/daemon/guestfsd.c
index 977f170..e18ab31 100644 (file)
--- a/daemon/guestfsd.c
+++ b/daemon/guestfsd.c
@@ -783,9 +783,13 @@ commandrvf (char **stdoutput, char **stderror, int flags,
 
   quit = 0;
   while (quit < 2) {
+  again:
     rset2 = rset;
     r = select (MAX (so_fd[0], se_fd[0]) + 1, &rset2, NULL, NULL, NULL);
     if (r == -1) {
+      if (errno == EINTR)
+        goto again;
+
       perror ("select");
     quit:
       if (stdoutput) free (*stdoutput);