summaryrefslogtreecommitdiffstats
path: root/tests/c-api/test-debug-to-file.c
diff options
context:
space:
mode:
Diffstat (limited to 'tests/c-api/test-debug-to-file.c')
-rw-r--r--tests/c-api/test-debug-to-file.c91
1 files changed, 91 insertions, 0 deletions
diff --git a/tests/c-api/test-debug-to-file.c b/tests/c-api/test-debug-to-file.c
new file mode 100644
index 00000000..5eb56104
--- /dev/null
+++ b/tests/c-api/test-debug-to-file.c
@@ -0,0 +1,91 @@
+/* libguestfs
+ * Copyright (C) 2011 Red Hat Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+/* Test that we can use the new event API to capture all debugging
+ * messages to a file.
+ */
+
+#include <config.h>
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+
+#include "ignore-value.h"
+
+#include "guestfs.h"
+
+static void
+debug_to_file (guestfs_h *g,
+ void *opaque,
+ uint64_t event,
+ int event_handle,
+ int flags,
+ const char *buf, size_t buf_len,
+ const uint64_t *array, size_t array_len)
+{
+ FILE *fp = opaque;
+
+ ignore_value (fwrite (buf, 1, buf_len, fp));
+}
+
+int
+main (int argc, char *argv[])
+{
+ guestfs_h *g;
+ const char *filename = "test.log";
+ FILE *debugfp;
+
+ debugfp = fopen (filename, "w");
+ if (debugfp == NULL) {
+ perror (filename);
+ exit (EXIT_FAILURE);
+ }
+
+ g = guestfs_create ();
+ if (g == NULL) {
+ fprintf (stderr, "failed to create handle\n");
+ exit (EXIT_FAILURE);
+ }
+
+ if (guestfs_set_event_callback
+ (g, debug_to_file,
+ GUESTFS_EVENT_LIBRARY|GUESTFS_EVENT_APPLIANCE|GUESTFS_EVENT_TRACE,
+ 0, debugfp) == -1)
+ exit (EXIT_FAILURE);
+
+ if (guestfs_set_verbose (g, 1) == -1)
+ exit (EXIT_FAILURE);
+
+ if (guestfs_set_trace (g, 1) == -1)
+ exit (EXIT_FAILURE);
+
+ if (guestfs_add_drive_opts (g, "/dev/null",
+ GUESTFS_ADD_DRIVE_OPTS_FORMAT, "raw",
+ GUESTFS_ADD_DRIVE_OPTS_READONLY, 1,
+ -1) == -1)
+ exit (EXIT_FAILURE);
+
+ if (guestfs_launch (g) == -1)
+ exit (EXIT_FAILURE);
+
+ guestfs_close (g);
+
+ exit (EXIT_SUCCESS);
+}