stash input filenames for watching for file changes in GUIs

diff --git a/cmd/dot/dot.c b/cmd/dot/dot.c
index d0b94cf26b78a451d6af4192c2979360ee6b94a3..79bd29b783e6b54398c12d83bf662271c094026a 100644 (file)
--- a/cmd/dot/dot.c
+++ b/cmd/dot/dot.c
@@ -168,7 +168,7 @@ int main(int argc, char **argv)
        }
        assert(0);              /* should never exit loop */
     } else {
-       while ((G = next_input_graph())) {
+       while ((G = gvNextInputGraph(Gvc))) {
            if (prev) {
                gvFreeLayout(Gvc, prev);
                agclose(prev);