Revert "Remove version sort option. Now uses version sort by default and...

Revert "Remove version sort option. Now uses version sort by default and there's no way to change it :)"

This reverts commit 285098dc.

I haven't been able to find an acceptable solution to the problem other
than writing our own strverscoll which doesn't seem easy at all.

modules/access/directory.c

@@ -79,6 +79,7 @@ struct access_sys_t
     bool header;
     int i_item_count;
     char *xspf_ext;
+    int (*compar)(const char **a, const char **b);
 };
 
 /* Select non-hidden files only */
@@ -87,6 +88,15 @@ static int visible (const char *name)
     return name[0] != '.';
 }
 
+static int collate (const char **a, const char **b)
+{
+#ifdef HAVE_STRCOLL
+    return strcoll (*a, *b);
+#else
+    return strcmp  (*a, *b);
+#endif
+}
+
 static int version (const char **a, const char **b)
 {
     return strverscmp (*a, *b);
@@ -134,10 +144,15 @@ int DirInit (access_t *p_access, DIR *handle)
         goto error;
     }
 
+    if (var_InheritBool (p_access, "directory-version-sort"))
+        p_sys->compar = version;
+    else
+        p_sys->compar = collate;
+
     root->parent = NULL;
     root->handle = handle;
     root->uri = uri;
-    root->filec = vlc_loaddir (handle, &root->filev, visible, version);
+    root->filec = vlc_loaddir (handle, &root->filev, visible, p_sys->compar);
     if (root->filec < 0)
         root->filev = NULL;
     root->i = 0;
@@ -345,7 +360,7 @@ block_t *DirBlock (access_t *p_access)
         }
         sub->parent = current;
         sub->handle = handle;
-        sub->filec = vlc_loaddir (handle, &sub->filev, visible, version);
+        sub->filec = vlc_loaddir (handle, &sub->filev, visible, p_sys->compar);
         if (sub->filec < 0)
             sub->filev = NULL;
         sub->i = 0;

modules/access/fs.c

@@ -48,6 +48,13 @@ static const char *const psz_recursive_list_text[] = {
         "This is useful if you add directories that contain playlist files " \
         "for instance. Use a comma-separated list of extensions." )
 
+#define VERSION_SORT_TEXT N_("Use version sort")
+#define VERSION_SORT_LONGTEXT N_( \
+        "When opening a directory, add items in a natural order. " \
+        "For example, track-1.ogg track-2.ogg track-10.ogg will be sorted " \
+        "as expected while the default method would sort them as " \
+        "track-1.ogg track-10.ogg track-2.ogg." )
+
 vlc_module_begin ()
     set_description( N_("File input") )
     set_shortname( N_("File") )
@@ -66,6 +73,8 @@ vlc_module_begin ()
       change_string_list( psz_recursive_list, psz_recursive_list_text, 0 )
     add_string( "ignore-filetypes", "m3u,db,nfo,ini,jpg,jpeg,ljpg,gif,png,pgm,pgmyuv,pbm,pam,tga,bmp,pnm,xpm,xcf,pcx,tif,tiff,lbm,sfv,txt,sub,idx,srt,cue,ssa",
                 IGNORE_TEXT, IGNORE_LONGTEXT, false )
+    add_bool( "directory-version-sort", false,
+              VERSION_SORT_TEXT, VERSION_SORT_LONGTEXT, false );
 #ifndef HAVE_FDOPENDIR
     add_shortcut( "file", "directory", "dir" )
 #else