[elpa] externals/osm 5f002af18c 24/77: Fix file extraction

[ELPA Syncer]

branch: externals/osm
commit 5f002af18cb61a80dc11913d2f9d871f52311470
Author: Daniel Mendler <mail@daniel-mendler.de>
Commit: Daniel Mendler <mail@daniel-mendler.de>

    Fix file extraction
---
 osm.el | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/osm.el b/osm.el
index 8494b6f8af..e78c6c4c2c 100644
--- a/osm.el
+++ b/osm.el
@@ -243,7 +243,9 @@ We need two distinct images which are not `eq' for the 
display properties.")
 (defun osm--tile-file (x y zoom)
   "Return tile file name for coordinate X, Y and ZOOM."
   (format "%s%d-%d-%d.%s" (osm--cache-directory) zoom x y
-          (file-name-extension (osm--server-property :url))))
+          (file-name-extension
+           (url-file-nondirectory
+            (osm--server-property :url)))))
 
 (defun osm--cache-directory ()
   "Return tile cache directory."