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# Test various shell options.
# Interactive options not tested here:
# ALWAYS_LAST_PROMPT
# ALWAYS_TO_END
# APPEND_HISTORY (history not maintained)
# AUTO_LIST
# AUTO_MENU
# AUTO_NAME_DIRS (named directory table not maintained)
# AUTO_PARAM_KEYS
# AUTO_PARAM_SLASH
# AUTO_REMOVE_SLASH
# AUTO_RESUME
# BANG_HIST
# BASH_AUTO_LIST
# BEEP (!)
# BG_NICE
# CHECK_JOBS
# COMPLETE_ALIASES
# COMPLETE_IN_WORD
# CORRECT
# CORRECT_ALL
# CSH_JUNKIE_HISTORY
# DVORAK
# EXTENDED_HISTORY
# FLOW_CONTROL
# GLOB_COMPLETE
# HIST_ALLOW_CLOBBER
# HIST_BEEP
# HIST_EXPIRE_DUPS_FIRST
# HIST_FIND_NO_DUPS
# HIST_IGNORE_ALL_DUPS
# HIST_IGNORE_DUPS (-h)
# HIST_IGNORE_SPACE (-g)
# HIST_NO_FUNCTIONS
# HIST_NO_STORE
# HIST_REDUCE_BLANKS
# HIST_SAVE_NO_DUPS
# HIST_VERIFY
# HUP
# IGNORE_EOF
# INC_APPEND_HISTORY
# INTERACTIVE
# INTERACTIVE_COMMENTS
# LIST_AMBIGUOUS
# LIST_BEEP
# LIST_PACKED
# LIST_ROWS_FIRST
# LIST_TYPES
# LOGIN
# LONG_LIST_JOBS
# MAIL_WARNING
# MENU_COMPLETE
# MONITOR
# NOTIFY
# OVERSTRIKE
# PRINT_EIGHT_BIT
# PROMPT_CR
# PUSHD_SILENT
# REC_EXACT
# RM_STAR_SILENT
# RM_STAR_WAIT
# SHARE_HISTORY
# SINGLE_LINE_ZLE
# SUN_KEYBOARD_HACK
# ZLE
# The following require SHINSTDIN and are not (yet) tested:
# AUTO_CD
# SHINSTDIN
#
# Other difficult things I haven't done:
# GLOBAL_RCS (uses fixed files outside build area)
# HASH_CMDS )
# HASH_DIRS ) fairly seriously internal, hard to test at all
# HASH_LIST_ALL )
# PRINT_EXIT_STATUS haven't worked out what this does yet, although
# Bart suggested a fix.
# PRIVILEGED (similar to GLOBAL_RCS)
# RCS ( " " " " )
# SH_OPTION_LETTERS even I found this too dull to set up a test for
# SINGLE_COMMAND kills shell
# VERBOSE hard because done on input (c.f. SHINSTDIN).
%prep
mkdir options.tmp && cd options.tmp
mkdir tmpcd
touch tmpfile1 tmpfile2
mydir=$PWD
mydirt=`print -P %~`
catpath=$(which cat)
lspath==ls
%test
alias echo='print foo'
unsetopt aliases
# use eval else aliases are all parsed at start
eval echo bar
setopt aliases
eval echo bar
unalias echo
0:ALIASES option
>bar
>foo bar
setopt allexport
testpm1=exported
unsetopt allexport
testpm2=unexported
print ${(t)testpm1}
print ${(t)testpm2}
0:ALL_EXPORT option
>scalar-export
>scalar
# Count the number of directories on the stack. Don't care what they are.
dircount() { dirs -v | tail -1 | awk '{ print $1 + 1}'; }
unsetopt autopushd
cd tmpcd
dircount
cd ..
setopt autopushd
cd tmpcd
dircount
unsetopt autopushd
popd >/dev/null
0:AUTO_PUSHD option
>1
>2
unsetopt badpattern
print [a
setopt badpattern
print [b
1:BAD_PATTERN option
>[a
?(eval):4: bad pattern: [b
unsetopt bareglobqual nomatch
print *(.)
setopt bareglobqual nomatch
print *(.)
0:BARE_GLOB_QUAL option
>*(.)
>tmpfile1 tmpfile2
setopt braceccl
print {abcd}
unsetopt braceccl
print {abcd}
0:BRACE_CCL option
>a b c d
>{abcd}
# Don't use NUL as a field separator in the following.
setopt braceccl
print {$'\0'-$'\5'} | IFS=' ' read -A chars
for c in $chars; do print $(( #c )); done
unsetopt braceccl
0:BRACE_CCL option starting from NUL
>0
>1
>2
>3
>4
>5
setopt bsdecho
echo "histon\nimpington"
echo -e "girton\ncottenham"
unsetopt bsdecho
echo "newnham\ncomberton"
0:BSD_ECHO option
>histon\nimpington
>girton
>cottenham
>newnham
>comberton
unsetopt c_bases
print $(( [#16]15 ))
print $(( [#8]9 ))
setopt c_bases
print $(( [#16]31 ))
print $(( [#8]17 ))
setopt octal_zeroes
print $(( [#8]19 ))
unsetopt c_bases octal_zeroes
0:C_BASES option
>16#F
>8#11
>0x1F
>8#21
>023
setopt cdablevars
# only absolute paths are eligible for ~-expansion
cdablevar1=tmpcd
(cd cdablevar1)
cdablevar2=$PWD/tmpcd
cd cdablevar2
cd ..
print back in ${PWD:t}
unsetopt cdablevars
cd cdablevar2
1q:CDABLE_VARS option
>back in options.tmp
?(eval):cd:4: no such file or directory: cdablevar1
?(eval):cd:10: no such file or directory: cdablevar2
# CHASE_DOTS should go with CHASE_LINKS in B01cd.ztst
# which saves me having to write it here.
setopt noclobber
rm -f foo1 bar1 rod1
echo waterbeach >foo1
(echo landbeach >foo1)
cat foo1
(echo lode >>bar1)
[[ -f bar1 ]] && print That shouldn\'t be there.
echo denny >rod1
echo wicken >>rod1
cat rod1
unsetopt noclobber
rm -f foo2 bar2 rod2
echo ely >foo2
echo march >foo2
cat foo2
echo wimpole >>bar2
cat bar2
echo royston >rod2
echo foxton >>rod2
cat rod2
rm -f foo* bar* rod*
0:CLOBBER option
>waterbeach
>denny
>wicken
>march
>wimpole
>royston
>foxton
?(eval):4: file exists: foo1
?(eval):6: no such file or directory: bar1
setopt cshjunkieloops
eval 'for f in swaffham bulbeck; print $f; end'
print next one should fail >&2
unsetopt cshjunkieloops
eval 'for f in chesterton arbury; print $f; end'
1:CSH_JUNKIE_LOOPS option (for loop)
>swaffham
>bulbeck
?next one should fail
?(eval):1: parse error near `end'
# ` emacs deconfusion
setopt cshjunkiequotes
print this should cause an error >&2
eval "print 'line one
line two'"
print this should not >&2
eval "print 'line three\\
line four'"
unsetopt cshjunkiequotes
0:CSH_JUNKIE_QUOTES option
>line three
> line four
?this should cause an error
?(eval):1: unmatched '
?this should not
# ' emacs deconfusion
nullcmd() { print '$NULLCMD run'; }
readnullcmd() { print 'Running $READNULLCMD'; cat; }
NULLCMD=nullcmd
READNULLCMD=readnullcmd
setopt cshnullcmd
rm -f foo
print "This should fail" >&2
(>foo)
print "This should succeed" >&2
print "These are the contents of foo" >foo
cat foo
print "This should also fail" >&2
(<foo)
unsetopt cshnullcmd
rm -f foo
>foo
<foo
rm -f foo
0:CSH_NULL_CMD option
>These are the contents of foo
>Running $READNULLCMD
>$NULLCMD run
?This should fail
?(eval):8: redirection with no command
?This should succeed
?This should also fail
?(eval):13: redirection with no command
# nomatch should be overridden by cshnullglob
setopt nomatch cshnullglob
print tmp* nothing* blah
print -n 'hoping for no match: ' >&2
(print nothing* blah)
print >&2
unsetopt cshnullglob nomatch
print tmp* nothing* blah
print nothing* blah
0:CSH_NULL_GLOB option
>tmpcd tmpfile1 tmpfile2 blah
>tmpcd tmpfile1 tmpfile2 nothing* blah
>nothing* blah
?hoping for no match: (eval):4: no match
?
# The trick is to avoid =cat being expanded in the output while $catpath is.
setopt NO_equals
print -n trick; print =cat
setopt equals
print -n trick; print =cat
0q:EQUALS option
>trick=cat
>trick$catpath
# explanation of expected TRAPZERR output: from false and from
# testfn() with ERR_EXIT on (hmm, should we really get a second one from
# the function exiting?), then from the false only with ERR_EXIT off.
TRAPZERR() { print ZERR trapped; }
testfn() { setopt localoptions $2; print $1 before; false; print $1 after; }
(testfn on errexit)
testfn off
unfunction TRAPZERR testfn
0:ERR_EXIT option
>on before
>ZERR trapped
>ZERR trapped
>off before
>ZERR trapped
>off after
(print before; setopt noexec; print after)
0:NO_EXEC option
>before
(setopt noexec
typeset -A hash
hash['this is a string'])
0:NO_EXEC option should not attempt to parse subscripts
(setopt noexec nomatch
echo *NonExistentFile*)
0:NO_EXEC option should not do globbing
(setopt noexec
echo ${unset_var?Not an error})
0:NO_EXEC should not test for unset variables
setopt NO_eval_lineno
eval 'print $LINENO'
setopt eval_lineno
eval 'print $LINENO'
0:EVAL_LINENO option
>2
>1
# The EXTENDED_GLOB test doesn't test globbing fully --- it just tests
# that certain patterns are treated literally with the option off
# and as patterns with the option on.
testfn() { print -n "$1 $2 $3 "; if [[ $1 = ${~2} ]];
then print yes; else print no; fi; }
tests=('a#' '?~b' '^aa')
strings=('a' 'aa' 'b' 'a#' '?~b' '^aa')
for opt in noextendedglob extendedglob; do
setopt $opt
for test in $tests; do
for string in $strings; do
testfn $string $test $opt
done
done
done
0:EXTENDED_GLOB option
>a a# noextendedglob no
>aa a# noextendedglob no
>b a# noextendedglob no
>a# a# noextendedglob yes
>?~b a# noextendedglob no
>^aa a# noextendedglob no
>a ?~b noextendedglob no
>aa ?~b noextendedglob no
>b ?~b noextendedglob no
>a# ?~b noextendedglob no
>?~b ?~b noextendedglob yes
>^aa ?~b noextendedglob no
>a ^aa noextendedglob no
>aa ^aa noextendedglob no
>b ^aa noextendedglob no
>a# ^aa noextendedglob no
>?~b ^aa noextendedglob no
>^aa ^aa noextendedglob yes
>a a# extendedglob yes
>aa a# extendedglob yes
>b a# extendedglob no
>a# a# extendedglob no
>?~b a# extendedglob no
>^aa a# extendedglob no
>a ?~b extendedglob yes
>aa ?~b extendedglob no
>b ?~b extendedglob no
>a# ?~b extendedglob no
>?~b ?~b extendedglob no
>^aa ?~b extendedglob no
>a ^aa extendedglob yes
>aa ^aa extendedglob no
>b ^aa extendedglob yes
>a# ^aa extendedglob yes
>?~b ^aa extendedglob yes
>^aa ^aa extendedglob yes
foo() { print My name is $0; }
unsetopt functionargzero
foo
setopt functionargzero
foo
unfunction foo
0:FUNCTION_ARGZERO option
>My name is ZTST_execchunk
>My name is foo
setopt _NO_glob_
print tmp*
set -o glob
print tmp*
0:GLOB option
>tmp*
>tmpcd tmpfile1 tmpfile2
showit() { local v;
for v in first second third; do
eval print \$$v \$\{\(t\)$v\}
done;
}
setit() { typeset -x first=inside1;
typeset +g -x second=inside2;
typeset -g -x third=inside3;
showit;
}
first=outside1 second=outside2 third=outside3
unsetopt globalexport
setit
showit
setopt globalexport
setit
showit
unfunction setit showit
0:GLOBAL_EXPORT option
>inside1 scalar-local-export
>inside2 scalar-local-export
>inside3 scalar-export
>outside1 scalar
>outside2 scalar
>inside3 scalar-export
>inside1 scalar-export
>inside2 scalar-local-export
>inside3 scalar-export
>inside1 scalar-export
>outside2 scalar
>inside3 scalar-export
setopt globassign
foo=tmp*
print $foo
unsetopt globassign
foo=tmp*
print $foo
0:GLOB_ASSIGN option
>tmpcd tmpfile1 tmpfile2
>tmp*
mkdir onlysomefiles
touch onlysomefiles/.thisfile onlysomefiles/thatfile
setopt globdots
print onlysomefiles/*
unsetopt globdots
print onlysomefiles/*
rm -rf onlysomefiles
0:GLOB_DOTS option
>onlysomefiles/.thisfile onlysomefiles/thatfile
>onlysomefiles/thatfile
# we've tested this enough times already...
# could add some stuff for other sorts of expansion
foo='tmp*'
setopt globsubst
print ${foo}
unsetopt globsubst
print ${foo}
0:GLOB_SUBST option
>tmpcd tmpfile1 tmpfile2
>tmp*
setopt histsubstpattern
print *(:s/t??/TING/)
foo=(tmp*)
print ${foo:s/??p/THUMP/}
foo=(one.c two.c three.c)
print ${foo:s/#%(#b)t(*).c/T${match[1]}.X/}
print *(#q:s/#(#b)tmp(*e)/'scrunchy${match[1]}'/)
unsetopt histsubstpattern
0:HIST_SUBST_PATTERN option
>TINGcd TINGfile1 TINGfile2
>THUMPcd THUMPfile1 THUMPfile2
>one.c Two.X Three.X
>scrunchyfile1 scrunchyfile2 tmpcd
setopt ignorebraces
echo X{a,b}Y
unsetopt ignorebraces
echo X{a,b}Y
0:IGNORE_BRACES option
>X{a,b}Y
>XaY XbY
setopt ksh_arrays
array=(one two three)
print $array $array[2]
print ${array[0]} ${array[1]} ${array[2]} ${array[3]}
unsetopt ksh_arrays
print $array $array[2]
print ${array[0]} ${array[1]} ${array[2]} ${array[3]}
unset array
0:KSH_ARRAYS option
>one one[2]
>one two three
>one two three two
>one two three
fpath=(.)
echo >foo 'echo foo loaded; foo() { echo foo run; }'
echo >bar 'bar() { echo bar run; }'
setopt kshautoload
autoload foo bar
foo
bar
unfunction foo bar
unsetopt kshautoload
autoload foo bar
foo
bar
0:KSH_AUTOLOAD option
>foo loaded
>foo run
>bar run
>foo loaded
>bar run
# ksh_glob is tested by the glob tests.
setopt kshoptionprint globassign
print set
setopt | grep kshoptionprint
setopt | grep globassign
unsetopt kshoptionprint
print unset
setopt | grep kshoptionprint
setopt | grep globassign
unsetopt globassign
0:KSH_OPTION_PRINT option
>set
>kshoptionprint on
>globassign on
>unset
>globassign
setopt kshtypeset
ktvars=(ktv1 ktv2)
typeset ktfoo=`echo arg1 arg2` $ktvars
print $+ktv1 $+ktv2 $+ktv3
print $ktfoo
unsetopt kshtypeset
typeset noktfoo=`echo noktarg1 noktarg2`
print $noktfoo
print $+noktarg1 $+noktarg2
unset ktfoo ktv1 ktv2 noktfoo noktarg2
0:KSH_TYPESET option
>1 1 0
>arg1 arg2
>noktarg1
>0 1
showopt() { setopt | egrep 'localoptions|ksharrays'; }
f1() { setopt localoptions ksharrays; showopt }
f2() { setopt ksharrays; showopt }
setopt kshoptionprint
showopt
f1
showopt
f2
showopt
unsetopt ksh_arrays
0:LOCAL_OPTIONS option
>ksharrays off
>localoptions off
>ksharrays on
>localoptions on
>ksharrays off
>localoptions off
>ksharrays on
>localoptions off
>ksharrays on
>localoptions off
# LOCAL_TRAPS was tested in C03traps (phew).
fn() {
local HOME=/any/old/name
print -l var=~ 'anything goes/here'=~ split=`echo maybe not`;
}
setopt magicequalsubst
fn
setopt kshtypeset
fn
unsetopt magicequalsubst kshtypeset
fn
0:MAGIC_EQUAL_SUBST option
>var=/any/old/name
>anything goes/here=/any/old/name
>split=maybe
>not
>var=/any/old/name
>anything goes/here=/any/old/name
>split=maybe not
>var=~
>anything goes/here=~
>split=maybe
>not
setopt MARK_DIRS
print tmp*
unsetopt MARK_DIRS
print tmp*
0:MARK_DIRS option
>tmpcd/ tmpfile1 tmpfile2
>tmpcd tmpfile1 tmpfile2
# maybe should be in A04redirect
print "This is in1" >in1
print "This is in2" >in2
unsetopt multios
print Test message >foo1 >foo2
print foo1: $(<foo1)
print foo2: $(<foo2)
cat <in1 <in2
setopt multios
print Test message >foo1 >foo2
sleep 1 # damn, race in multios
print foo1: $(<foo1)
print foo2: $(<foo2)
cat <in1 <in2
rm -f foo1 foo2 in1 in2
0:MULTIOS option
>foo1:
>foo2: Test message
>This is in2
>foo1: Test message
>foo2: Test message
>This is in1
>This is in2
# This is trickier than it looks. There's a hack at the end of
# execcmd() to catch the multio processes attached to the
# subshell, which otherwise sort of get lost in the general turmoil.
# Without that, the multios aren't synchronous with the subshell
# or the main shell starting the "cat", so the output files appear
# empty.
setopt multios
( echo hello ) >multio_out1 >multio_out2 && cat multio_out*
0:Multios attached to a subshell
>hello
>hello
# This tests for another race in multios.
print -u $ZTST_fd 'This test hangs the shell when it fails...'
setopt multios
echo These are the contents of the file >multio_race.out
multio_race_fn() { cat; }
multio_race_fn <$(echo multio_race.out multio_race.out)
0:Fix for race with input multios
>These are the contents of the file
>These are the contents of the file
# tried this with other things, but not on its own, so much.
unsetopt nomatch
print with nonomatch: flooble*
setopt nomatch
print with nomatch flooble*
1:NOMATCH option
>with nonomatch: flooble*
?(eval):4: no matches found: flooble*
# NULL_GLOB should override NONOMATCH...
setopt nullglob nomatch
print frooble* tmp*
unsetopt nullglob nomatch
print frooble* tmp*
0:NULL_GLOB option
>tmpcd tmpfile1 tmpfile2
>frooble* tmpcd tmpfile1 tmpfile2
touch ngs1.txt ngs2.txt ngs10.txt ngs20.txt ngs100.txt ngs200.txt
setopt numericglobsort
print -l ngs*
unsetopt numericglobsort
print -l ngs*
0:NUMERIC_GLOB_SORT option
>ngs1.txt
>ngs2.txt
>ngs10.txt
>ngs20.txt
>ngs100.txt
>ngs200.txt
>ngs1.txt
>ngs10.txt
>ngs100.txt
>ngs2.txt
>ngs20.txt
>ngs200.txt
typeset -i 10 oznum
setopt octalzeroes
(( oznum = 012 + 013 ))
print $oznum
unsetopt octalzeroes
(( oznum = 012 + 013 ))
print $oznum
unset oznum
0:OCTAL_ZEROES options
>21
>25
typeset -a oldpath
oldpath=($path)
mkdir pdt_topdir pathtestdir pdt_topdir/pathtestdir
print "#!/bin/sh\necho File in upper dir" >pathtestdir/findme
print "#!/bin/sh\necho File in lower dir" >pdt_topdir/pathtestdir/findme
chmod u+x pathtestdir/findme pdt_topdir/pathtestdir/findme
pathtestdir/findme
rm -f pathtestdir/findme
setopt pathdirs
path=($PWD $PWD/pdt_topdir)
pathtestdir/findme
print unsetting option...
unsetopt pathdirs
pathtestdir/findme
path=($oldpath)
unset $oldpath
rm -rf pdt_topdir pathtestdir
0:PATH_DIRS option
>File in upper dir
>File in lower dir
>unsetting option...
?(eval):14: no such file or directory: pathtestdir/findme
setopt posixbuiltins
PATH= command -v print
PATH= command -V print
PATH= command print foo
unsetopt posixbuiltins
print unsetting...
PATH= command -V print
PATH= command print foo
127:POSIX_BUILTINS option
>print
>print is a shell builtin
>foo
>unsetting...
>print is a shell builtin
?(eval):8: command not found: print
# This option seems to be problematic. I don't quite know how it works.
## func() {
## setopt localoptions printexitvalue
## false
## }
## func
## 1:PRINT_EXIT_VALUE option
## ?(eval):2: exit 1
setopt promptbang
print -P !
setopt nopromptbang
print -P !
0:PROMPT_BANG option
>0
>!
unsetopt promptpercent
print -P '%/'
setopt promptpercent
print -P '%/'
0q:PROMPT_PERCENT option
>%/
>$mydir
setopt promptsubst
print -P '`echo waaah`'
unsetopt promptsubst
print -P '`echo waaah`'
0:PROMPT_SUBST option
>waaah
>`echo waaah`
dirs
pushd $mydir/tmpcd
dirs
pushd $mydir/tmpcd
dirs
setopt pushdignoredups
pushd $mydir/tmpcd
dirs
unsetopt pushdignoredups
popd >/dev/null
popd >/dev/null
0q:PUSHD_IGNOREDUPS option
>$mydirt
>$mydirt/tmpcd $mydirt
>$mydirt/tmpcd $mydirt/tmpcd $mydirt
>$mydirt/tmpcd $mydirt/tmpcd $mydirt
mkdir newcd
cd $mydir
pushd $mydir/tmpcd
pushd $mydir/newcd
dirs
pushd -0
dirs
setopt pushdminus pushdsilent
pushd -0
dirs
unsetopt pushdminus
popd >/dev/null
popd >/dev/null
cd $mydir
0q:PUSHD_MINUS option
>$mydirt/newcd $mydirt/tmpcd $mydirt
>$mydirt $mydirt/newcd $mydirt/tmpcd
>$mydirt $mydirt/newcd $mydirt/tmpcd
# Do you have any idea how dull this is?
pushd $mydir/tmpcd
pushd
dirs
setopt pushdtohome
pushd
dirs
unsetopt pushdtohome
popd
pushd
popd
dirs
0q:PUSHD_TO_HOME option
>$mydirt $mydirt/tmpcd
>~ $mydirt $mydirt/tmpcd
>$mydirt
array=(one two three four)
setopt rcexpandparam
print aa${array}bb
unsetopt rcexpandparam
print aa${array}bb
0:RC_EXPAND_PARAM option
>aaonebb aatwobb aathreebb aafourbb
>aaone two three fourbb
setopt rcquotes
# careful, this is done when parsing a complete block
eval "print 'one''quoted''expression'"
unsetopt rcquotes
eval "print 'another''quoted''expression'"
0:RC_QUOTES option
>one'quoted'expression
>anotherquotedexpression
# too lazy to test jobs -Z and ARGV0.
(setopt restricted; cd /)
(setopt restricted; PATH=/bin:/usr/bin)
(setopt restricted; /bin/ls)
(setopt restricted; hash ls=/bin/ls)
(setopt restricted; print ha >outputfile)
(setopt restricted; exec ls)
(setopt restricted; unsetopt restricted)
:
0:RESTRICTED option
?(eval):cd:1: restricted
?(eval):2: PATH: restricted
?(eval):3: /bin/ls: restricted
?(eval):hash:4: restricted: /bin/ls
?(eval):5: writing redirection not allowed in restricted mode
?(eval):exec:6: ls: restricted
?(eval):unsetopt:7: can't change option: restricted
# ' emacs deconfusion
fn() {
print =ls ={ls,}
local foo='=ls'
print ${~foo}
}
setopt shfileexpansion
fn
unsetopt shfileexpansion
fn
0q:SH_FILE_EXPANSION option
>$lspath =ls =
>=ls
>$lspath $lspath =
>$lspath
testpat() {
if [[ $1 = ${~2} ]]; then print $1 $2 yes; else print $1 $2 no; fi
}
print option on
setopt shglob
repeat 2; do
for str in 'a(b|c)' ab; do
testpat $str 'a(b|c)'
done
for str in 'a<1-10>' a9; do
testpat $str 'a<1-10>'
done
[[ ! -o shglob ]] && break
print option off
unsetopt shglob
done
0:SH_GLOB option
>option on
>a(b|c) a(b|c) yes
>ab a(b|c) no
>a<1-10> a<1-10> yes
>a9 a<1-10> no
>option off
>a(b|c) a(b|c) no
>ab a(b|c) yes
>a<1-10> a<1-10> no
>a9 a<1-10> yes
print this is bar >bar
fn() {
local NULLCMD=cat READNULLCMD=cat
echo hello | >foo
cat foo
<bar
}
setopt shnullcmd
print option set
fn
unsetopt shnullcmd
print option unset
fn
rm -f foo bar
0:SH_NULLCMD option
>option set
>option unset
>hello
>this is bar
fn() {
eval 'for f in foo bar; print $f'
eval 'for f (word1 word2) print $f'
eval 'repeat 3 print nonsense'
}
unsetopt shortloops
print option unset
fn
setopt shortloops
print option set
fn
0:SHORT_LOOPS option
>option unset
>option set
>foo
>bar
>word1
>word2
>nonsense
>nonsense
>nonsense
?(eval):1: parse error near `print'
?(eval):1: parse error near `print'
?(eval):1: parse error near `print'
fn() { print -l $*; }
setopt shwordsplit
print option set
repeat 2; do
foo='two words'
fn $foo
fn "${=foo}"
[[ ! -o shwordsplit ]] && break
unsetopt shwordsplit
print option unset
done
0:SH_WORD_SPLIT option
>option set
>two
>words
>two
>words
>option unset
>two words
>two
>words
fn() { unset foo; print value is $foo; }
setopt nounset
print option unset unset by setting nounset
eval fn
print option unset reset
setopt unset
fn
0:UNSET option
>option unset unset by setting nounset
>option unset reset
>value is
?fn: foo: parameter not set
fn1() { unset foo; print value 1 is ${foo#bar}; }
fn2() { unset foo; print value 2 is ${foo%bar}; }
fn3() { unset foo; print value 3 is ${foo/bar}; }
setopt nounset
print option unset unset by setting nounset
eval fn1
eval fn2
eval fn3
print option unset reset
setopt unset
fn1
fn2
fn3
0:UNSET option with operators
>option unset unset by setting nounset
>option unset reset
>value 1 is
>value 2 is
>value 3 is
?fn1: foo: parameter not set
?fn2: foo: parameter not set
?fn3: foo: parameter not set
fn() {
emulate -L zsh
setopt warncreateglobal
foo1=bar1
unset foo1
foo1=bar2
local foo2=bar3
unset foo2
foo2=bar4
typeset -g foo3
foo3=bar5
fn2() {
foo3=bar6
}
}
fn
0:WARN_CREATE_GLOBAL option
?fn:3: scalar parameter foo1 created globally in function
?fn:5: scalar parameter foo1 created globally in function
# This really just tests if XTRACE is egregiously broken.
# To test it properly would need a full set of its own.
fn() { print message; }
PS4='+%N:%i> '
setopt xtrace
fn
unsetopt xtrace
fn
0:XTRACE option
>message
>message
?+(eval):4> fn
?+fn:0> print message
?+(eval):5> unsetopt xtrace
setopt ignoreclosebraces
eval "icb_test() { echo this is OK; }"
icb_test
icb_args() { print $#; }
eval "icb_args { this, is, ok, too }"
0:IGNORE_CLOSE_BRACES option
>this is OK
>6
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