From: Sebastian Gniazdowski <psprint@fastmail.com>
To: zsh-workers@zsh.org
Subject: Re: [PATCH] getstrvalue() optimization
Date: Thu, 10 Nov 2016 00:14:24 -0800 [thread overview]
Message-ID: <1478765664.2345819.783251825.66CA877B@webmail.messagingengine.com> (raw)
In-Reply-To: <20161109123916.175e0bc6@pwslap01u.europe.root.pri>
[-- Attachment #1: Type: text/plain, Size: 203 bytes --]
Hello,
I thought to make some things clear, not sure if without this any
problems are possible (tried to obtain bad behavior but Zsh worked
normally).
--
Sebastian Gniazdowski
psprint@fastmail.com
[-- Attachment #2: string_fix.diff --]
[-- Type: text/plain, Size: 663 bytes --]
diff --git a/Src/params.c b/Src/params.c
index ef72cba..0d17047 100644
--- a/Src/params.c
+++ b/Src/params.c
@@ -2060,7 +2060,7 @@ getstrvalue(Value v)
{
char *s, **ss;
char buf[BDIGBUFSIZE];
- int len;
+ int len, zerol=0;
if (!v)
return hcalloc(1);
@@ -2255,9 +2255,12 @@ getstrvalue(Value v)
s = (v->start > len) ? dupstring("") :
dupstring_wlen(s + v->start, len - v->start);
+ if (s[0] == '\0')
+ zerol = 1;
+
if (v->end <= v->start)
s[0] = '\0';
- else if (v->end - v->start <= len - v->start)
+ else if (!zerol && v->end - v->start <= len - v->start)
s[v->end - v->start] = '\0';
return s;
next prev parent reply other threads:[~2016-11-10 8:14 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <CGME20161108133901epcas4p257eb8a5bd308d2393769c4a3a2fc3731@epcas4p2.samsung.com>
2016-11-08 13:37 ` Sebastian Gniazdowski
2016-11-09 12:39 ` Peter Stephenson
2016-11-10 8:14 ` Sebastian Gniazdowski [this message]
2016-11-10 10:44 ` Peter Stephenson
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