From 276ee1f7fb989b931a9ddfabfd4aaf1782bcbb77 Mon Sep 17 00:00:00 2001 From: ZyX Date: Thu, 13 Apr 2017 23:42:51 +0300 Subject: eval: Add comment regarding why special values are needed --- src/nvim/eval/typval.c | 6 ++++++ 1 file changed, 6 insertions(+) (limited to 'src/nvim/eval/typval.c') diff --git a/src/nvim/eval/typval.c b/src/nvim/eval/typval.c index c29c67124f..b70554c1ef 100644 --- a/src/nvim/eval/typval.c +++ b/src/nvim/eval/typval.c @@ -2050,6 +2050,12 @@ bool tv_islocked(const typval_T *const tv) /// to compute the length with strlen() without /// translating. /// +/// Both #TV_… values are used for optimization purposes: +/// variable name with its length is needed only in case +/// of error, when no error occurs computing them is +/// a waste of CPU resources. This especially applies to +/// gettext. +/// /// @return true if variable is locked, false otherwise. bool tv_check_lock(const VarLockStatus lock, const char *name, size_t name_len) -- cgit