From 7a2c851dfc3170c89714f8a7823e9c1e164b5c54 Mon Sep 17 00:00:00 2001
From: Benno Schulenberg <bensberg@telfort.nl>
Date: Sun, 30 Dec 2018 17:50:10 +0100
Subject: [PATCH] tweaks: reorder some ifs, to reduce the average number of
comparisons
---
src/winio.c | 22 +++++++++++-----------
1 file changed, 11 insertions(+), 11 deletions(-)
diff --git a/src/winio.c b/src/winio.c
index 1cdb664a..6d48a6c1 100644
--- a/src/winio.c
+++ b/src/winio.c
@@ -1508,20 +1508,20 @@ long get_unicode_kbinput(WINDOW *win, int kbinput)
* Ctrl-8 == Ctrl-? */
int get_control_kbinput(int kbinput)
{
+ if ('@' <= kbinput && kbinput <= '_')
+ return kbinput - '@';
+ if ('`' <= kbinput && kbinput <= '~')
+ return kbinput - '`';
+ if ('3' <= kbinput && kbinput <= '7')
+ return kbinput - 24;
+ if (kbinput == '?' || kbinput == '8')
+ return DEL_CODE;
if (kbinput == ' ' || kbinput == '2')
return 0;
- else if (kbinput == '/')
+ if (kbinput == '/')
return 31;
- else if ('3' <= kbinput && kbinput <= '7')
- return kbinput - 24;
- else if (kbinput == '8' || kbinput == '?')
- return DEL_CODE;
- else if ('@' <= kbinput && kbinput <= '_')
- return kbinput - '@';
- else if ('`' <= kbinput && kbinput <= '~')
- return kbinput - '`';
- else
- return kbinput;
+
+ return kbinput;
}
/* Read in a stream of characters verbatim, and return the length of the
--
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