httpd: fix several bugs triggering by realtive path in -h DIR.
function old new delta
handle_incoming_and_exit 2657 2659 +2
send_cgi_and_exit 869 862 -7
parse_conf 1647 1626 -21
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(add/remove: 0/0 grow/shrink: 1/2 up/down: 2/-28) Total: -26 bytes
diff --git a/libbb/concat_path_file.c b/libbb/concat_path_file.c
index 9aae601..dd6909f 100644
--- a/libbb/concat_path_file.c
+++ b/libbb/concat_path_file.c
@@ -8,9 +8,11 @@
* Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
*/
-/* concatenate path and file name to new allocation buffer,
- * not adding '/' if path name already has '/'
-*/
+/* Concatenate path and filename to new allocated buffer.
+ * Add '/' only as needed (no duplicate // are produced).
+ * If path is NULL, it is assumed to be "/".
+ * filename should not be NULL.
+ */
#include "libbb.h"