* Re: How to substitute empty array element, or empty string
[not found] ` <20170322095212.2ff2dec8@pwslap01u.europe.root.pri>
@ 2017-03-23 20:47 ` Peter Stephenson
0 siblings, 0 replies; only message in thread
From: Peter Stephenson @ 2017-03-23 20:47 UTC (permalink / raw)
To: Zsh hackers list
On Wed, 22 Mar 2017 09:52:12 +0000
Peter Stephenson <p.stephenson@samsung.com> wrote:
> Other cases in igetmatch() may need adaption.
This appears to be one.
pws
diff --git a/Src/glob.c b/Src/glob.c
index 9ac0ae6..af5d082 100644
--- a/Src/glob.c
+++ b/Src/glob.c
@@ -2929,7 +2929,7 @@ igetmatch(char **sp, Patprog p, int fl, int n, char *replstr,
* move forward along string until we get a match. *
* Again there's no optimisation. */
mb_charinit();
- for (ioff = 0, t = s, umlen = umltot; t < send ; ioff++) {
+ for (ioff = 0, t = s, umlen = umltot; t <= send ; ioff++) {
set_pat_start(p, t-s);
if (pattrylen(p, t, umlen, 0, &patstralloc, ioff)) {
*sp = get_match_ret(&imd, t-s, umltot);
@@ -2937,6 +2937,8 @@ igetmatch(char **sp, Patprog p, int fl, int n, char *replstr,
}
if (fl & SUB_START)
break;
+ if (t == send)
+ break;
umlen -= iincchar(&t, send - t);
}
if (!(fl & SUB_START) && pattrylen(p, send, 0, 0,
diff --git a/Test/D04parameter.ztst b/Test/D04parameter.ztst
index 99f7dd9..66d9022 100644
--- a/Test/D04parameter.ztst
+++ b/Test/D04parameter.ztst
@@ -2158,3 +2158,13 @@ F:behavior, see http://austingroupbugs.net/view.php?id=888
>x
>x
>y
+
+ a=(1 "" 3)
+ print -rl -- "${(@)a//#%*/x}"
+ a=""
+ print -rl -- "${(@)a//#%*/y}"
+0:Zero-length string match at end
+>x
+>x
+>x
+>y
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[not found] ` <etPan.58d22d29.6b8b4567.10ab3@MacMini.local>
[not found] ` <20170322095212.2ff2dec8@pwslap01u.europe.root.pri>
2017-03-23 20:47 ` How to substitute empty array element, or empty string Peter Stephenson
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