* PATCH: 3.1.6: "read -k" doc (Re: coproc tutorial (Re: questions))
[not found] <199910111045.MAA03145@beta.informatik.hu-berlin.de>
@ 1999-10-11 15:14 ` Bart Schaefer
0 siblings, 0 replies; only message in thread
From: Bart Schaefer @ 1999-10-11 15:14 UTC (permalink / raw)
To: zsh-workers
On Oct 11, 12:45pm, Sven Wischnowsky wrote:
} Subject: Re: coproc tutorial (Re: questions)
}
} 3.1.6-pws-something (at least the latest pws-6) has Functions/Misc/nslookup
And Functions/Misc/nslookup has the misconception that "read -k1" reads
one byte, which it does, but only by accident: "read -k8192" reads one
byte as well.
If even Sven is confused, I guess this does need a doc patch.
Index: Doc/Zsh/builtins.yo
===================================================================
@@ -713,6 +713,9 @@
var(name), without word splitting. This flag is ignored when tt(-q) is
present. Input is read from the terminal unless one of tt(-u) or tt(-p)
is present. This option may also be used within zle widgets.
+
+Note that var(num) must be in the argument word that follows tt(-k), not
+in the same word. See tt(-u).
)
item(tt(-z))(
Read one entry from the editor buffer stack and assign it to the first
@@ -749,7 +752,8 @@
index is the length of the line plus one.
)
item(tt(-u)var(n))(
-Input is read from file descriptor var(n).
+Input is read from file descriptor var(n), where var(n) is a single
+digit and must em(not) be separated from tt(-u) by any whitespace.
)
item(tt(-p))(
Input is read from the coprocess.
Index: Functions/Misc/nslookup
===================================================================
@@ -10,7 +10,7 @@
coproc command nslookup
pid=$!
-while read -pk1 char; do
+while read -pk 1 char; do
line="$line$char"
[[ "$line" = *'
> ' ]] && break
@@ -21,7 +21,7 @@
while vared -p '> ' line; do
print -p "$line"
line=''
- while read -pk1 char; do
+ while read -pk 1 char; do
line="$line$char"
[[ "$line" = *'
> ' ]] && break
--
Bart Schaefer Brass Lantern Enterprises
http://www.well.com/user/barts http://www.brasslantern.com
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