X-Git-Url: https://git.distorted.org.uk/~mdw/skel/blobdiff_plain/7fb0878b62328fd3bf80e2142a5d68b314105eb1..456350198683033c92b673deb6a99bd31862371a:/skelrc.h

diff --git a/skelrc.h b/skelrc.h
index f0309db..b46eb71 100644
--- a/skelrc.h
+++ b/skelrc.h
@@ -2,10 +2,19 @@
 
 (skel-include "skelrc.c")
 
+(defun skelrc-c-sanitize-guard (s)
+  (setq s (copy-sequence s))
+  (let ((i 0) (l (length s)))
+    (while (< i l)
+      (let ((c (aref s i)))
+	(aset s i (if (eq (char-syntax c) ?w) (upcase c) ?_)))
+      (setq i (1+ i))))
+  s)
+
 (defun skelrc-c-guard-name ()
   (if buffer-file-name
-      (upcase (file-name-sans-extension (file-name-nondirectory
-					 buffer-file-name)))
+      (skelrc-c-sanitize-guard
+       (file-name-sans-extension (file-name-nondirectory buffer-file-name)))
     (skel-lookup 'include-guard-name)))
 
 (setq skel-alist
@@ -21,6 +30,6 @@
 	 (struct-banner . (skelrc-banner "Data structures"))
 	 (functions . "[[func-banner]]\n\n")
 	 (func-banner . (skelrc-banner "Functions provided"))
-	 (postamble . "\n\n[[c++-unguard]]#endif")
+	 (postamble . "\n[[c++-unguard]]#endif\n")
 	 (c++-unguard . "#ifdef __cplusplus\n  }\n#endif\n\n"))
        skel-alist))