1 files changed, 26 insertions, 0 deletions
diff --git a/src/extension/system.cpp b/src/extension/system.cpp
index ebad0c050..cf78cd2b8 100644
--- a/src/extension/system.cpp
+++ b/src/extension/system.cpp
@@ -69,6 +69,26 @@ static Extension *build_from_reprdoc(Inkscape::XML::Document *doc, Implementatio
 SPDocument *open(Extension *key, gchar const *filename)
 {
     Input *imod = NULL;
+    int relpath;
+    gchar * curdir;
+
+    // Convert to absolute pathname to tolerate chdir().
+    relpath = *filename != '/';
+#ifdef WIN32
+    relpath &= *filename != '\\' && !(isalpha(*filename) && filename[1] == ':');
+#endif
+
+    if (relpath) {
+#ifndef WIN32
+        curdir = getcwd(NULL, 0);
+#else
+        curdir = _getcwd(NULL, 0);
+#endif
+
+        filename = g_build_filename(curdir, filename, NULL);
+        free(curdir);
+    }
+    
     if (key == NULL) {
         gpointer parray[2];
         parray[0] = (gpointer)filename;
@@ -108,6 +128,9 @@ SPDocument *open(Extension *key, gchar const *filename)
     }
 
     if (!imod->prefs(filename)) {
+        if (relpath){
+            free((void *) filename);
+        }
         return NULL;
     }
 
@@ -129,6 +152,9 @@ SPDocument *open(Extension *key, gchar const *filename)
         imod->set_gui(true);
     }
 
+    if (relpath){
+        free((void *) filename);
+    }
     return doc;
 }