main.c, add USERPROFILE to search path for .spiceinit

search sequence: current directory, HOME, USERPROFILE

src/main.c

@@ -1141,6 +1141,15 @@ main(int argc, char **argv)
                 /* if that failed try in the user's home directory
                    if their HOME environment variable is set */
                 char *homedir = getenv("HOME");
+                if (homedir) {
+                    if (FALSE == read_initialisation_file(homedir, INITSTR) &&
+                        FALSE == read_initialisation_file(homedir, ALT_INITSTR)) {
+                        ;
+                    }
+                }
+                else {
+                    /* If there is no HOME environment (e.g. MS Windows), try user's profile directory */
+                    homedir = getenv("USERPROFILE");
                     if (homedir)
                         if (FALSE == read_initialisation_file(homedir, INITSTR) &&
                             FALSE == read_initialisation_file(homedir, ALT_INITSTR)) {
@@ -1148,6 +1157,7 @@ main(int argc, char **argv)
                         }
                 }
             }
+        }
 
         if (!ft_batchmode) {
             com_version(NULL);