Ticket #1395 (Copying to fish is broken)

No any files was copyed into fish.

Issue:
Files was try to create with O_EXCL flag. On fish it's fail
Now for fish flag O_EXCL will dropped.

Signed-off-by: Slava Zanko <slavazanko@gmail.com>

vfs/direntry.c

@@ -727,7 +727,7 @@ vfs_s_readlink (struct vfs_class *me, const char *path, char *buf, size_t size)
     return len;
 }
 
-static void *
+void *
 vfs_s_open (struct vfs_class *me, const char *file, int flags, int mode)
 {
     int was_changed = 0;

vfs/fish.c

@@ -1135,6 +1135,18 @@ fish_fill_names (struct vfs_class *me, fill_names_f func)
     }
 }
 
+static void *
+fish_open (struct vfs_class *me, const char *file, int flags, int mode)
+{
+    /*
+      sorry, i've places hack here
+      cause fish don't able to open files with O_EXCL flag
+    */
+    flags &= ~O_EXCL;
+    return vfs_s_open (me, file, flags, mode);
+}
+
+
 void
 init_fish (void)
 {
@@ -1157,6 +1169,7 @@ init_fish (void)
     vfs_fish_ops.fill_names = fish_fill_names;
     vfs_fish_ops.chmod = fish_chmod;
     vfs_fish_ops.chown = fish_chown;
+    vfs_fish_ops.open = fish_open;
     vfs_fish_ops.symlink = fish_symlink;
     vfs_fish_ops.link = fish_link;
     vfs_fish_ops.unlink = fish_unlink;

vfs/vfs-impl.h

@@ -135,6 +135,9 @@ int vfs_file_class_flags (const char *filename);
 void vfs_fill_names (fill_names_f);
 char *vfs_translate_url (const char *);
 
+/* vfs/direntry.c: */
+void *vfs_s_open (struct vfs_class *, const char *, int, int);
+
 #ifdef USE_NETCODE
 extern int use_netrc;
 #endif