s3: in sys_popen(), improve call to pipe and report error to debug

diff --git a/source3/lib/system.c b/source3/lib/system.c
index ce55e83d583009f20e6f98d136dbfe75a68c10d6..30f2ac6d008be79fee079015c55549e6773b1bce 100644 (file)
--- a/source3/lib/system.c
+++ b/source3/lib/system.c
@@ -1166,8 +1166,12 @@ int sys_popen(const char *command)
                return -1;
        }
 
-       if (pipe(pipe_fds) < 0)
+       ret = pipe(pipe_fds);
+       if (ret < 0) {
+               DEBUG(0, ("sys_popen: error opening pipe: %s\n",
+                         strerror(errno)));
                return -1;
+       }
 
        parent_end = pipe_fds[0];
        child_end = pipe_fds[1];