#include <string.h>
#include <unistd.h>
#include <fcntl.h>
+
+#ifdef HAVE_SYS_INOTIFY_H
#include <sys/inotify.h>
+#endif
-#include "../src/guestfs_protocol.h"
+#include "guestfs_protocol.h"
#include "daemon.h"
#include "actions.h"
+#include "optgroups.h"
+#ifdef HAVE_SYS_INOTIFY_H
/* Currently open inotify handle, or -1 if not opened. */
static int inotify_fd = -1;
static char inotify_buf[64*1024*1024]; /* Event buffer, [0..posn-1] is valid */
static size_t inotify_posn = 0;
+int
+optgroup_inotify_available (void)
+{
+ return 1;
+}
+#else /* !HAVE_SYS_INOTIFY_H */
+int
+optgroup_inotify_available (void)
+{
+ return 0;
+}
+#endif
+
/* Because inotify_init does NEED_ROOT, NEED_INOTIFY implies NEED_ROOT. */
#define NEED_INOTIFY(errcode) \
do { \
int
do_inotify_init (int max_events)
{
+#ifdef HAVE_SYS_INOTIFY_H
FILE *fp;
- NEED_ROOT (-1);
+ NEED_ROOT (, return -1);
if (max_events < 0) {
- reply_with_error ("inotify_init: max_events < 0");
+ reply_with_error ("max_events < 0");
return -1;
}
#ifdef HAVE_INOTIFY_INIT1
inotify_fd = inotify_init1 (IN_NONBLOCK | IN_CLOEXEC);
if (inotify_fd == -1) {
- reply_with_perror ("inotify_init");
+ reply_with_perror ("inotify_init1");
return -1;
}
#else
#endif
return 0;
+#else
+ NOT_AVAILABLE (-1);
+#endif
}
int
do_inotify_close (void)
{
+#ifdef HAVE_SYS_INOTIFY_H
NEED_INOTIFY (-1);
if (inotify_fd == -1) {
- reply_with_error ("inotify_close: handle is not open");
+ reply_with_error ("handle is not open");
return -1;
}
inotify_posn = 0;
return 0;
+#else
+ NOT_AVAILABLE (-1);
+#endif
}
int64_t
-do_inotify_add_watch (char *path, int mask)
+do_inotify_add_watch (const char *path, int mask)
{
+#ifdef HAVE_SYS_INOTIFY_H
int64_t r;
char *buf;
NEED_INOTIFY (-1);
- ABS_PATH (path, return -1);
buf = sysroot_path (path);
if (!buf) {
r = inotify_add_watch (inotify_fd, buf, mask);
free (buf);
if (r == -1) {
- reply_with_perror ("inotify_add_watch: %s", path);
+ reply_with_perror ("%s", path);
return -1;
}
return r;
+#else
+ NOT_AVAILABLE (-1);
+#endif
}
int
do_inotify_rm_watch (int wd)
{
+#ifdef HAVE_SYS_INOTIFY_H
NEED_INOTIFY (-1);
if (inotify_rm_watch (inotify_fd, wd) == -1) {
- reply_with_perror ("inotify_rm_watch: %d", wd);
+ reply_with_perror ("%d", wd);
return -1;
}
return 0;
+#else
+ NOT_AVAILABLE (-1);
+#endif
}
guestfs_int_inotify_event_list *
do_inotify_read (void)
{
+#ifdef HAVE_SYS_INOTIFY_H
int space;
guestfs_int_inotify_event_list *ret;
goto error;
}
if (r == 0) { /* End of file - we're not expecting it. */
- reply_with_error ("inotify_read: unexpected end of file");
+ reply_with_error ("unexpected end of file");
goto error;
}
xdr_free ((xdrproc_t) xdr_guestfs_int_inotify_event_list, (char *) ret);
free (ret);
return NULL;
+#else
+ NOT_AVAILABLE (NULL);
+#endif
}
char **
do_inotify_files (void)
{
+#ifdef HAVE_SYS_INOTIFY_H
char **ret = NULL;
int size = 0, alloc = 0;
unsigned int i;
- FILE *fp;
+ FILE *fp = NULL;
guestfs_int_inotify_event_list *events;
char buf[PATH_MAX];
if (len > 0 && buf[len-1] == '\n')
buf[len-1] = '\0';
- if (add_string (&ret, &size, &alloc, buf) == -1) {
- fclose (fp);
+ if (add_string (&ret, &size, &alloc, buf) == -1)
goto error;
- }
}
fclose (fp);
+ fp = NULL;
if (add_string (&ret, &size, &alloc, NULL) == -1)
goto error;
return ret;
error:
+ if (fp != NULL)
+ fclose (fp);
+
unlink ("/tmp/inotify");
return NULL;
+#else
+ NOT_AVAILABLE (NULL);
+#endif
}