Fedora 20 x86_64: /bin/sh = bash 4.2.47
Modern linux distribution where the listed shells installed from rpm packages, except The Heirloom Bourne Shell run from compiled binary.
Shells: /bin/sh, /bin/ksh, /bin/bash, /bin/zsh, /bin/dash, /bin/mksh, /bin/lksh, /sbin/busybox sh, heirloom/sh
| 01_test_command | sh | ksh | bash | zsh | dash | mksh | lksh | busybox sh | |
| 02_test_command_v | sh | ksh | bash | zsh | dash | mksh | lksh | busybox sh | |
| 03_test_cmdv_fail | sh | ksh | bash | zsh | dash | mksh | lksh | busybox sh | heirloom sh |
| 04_test_builtin | sh | ksh | bash | zsh | mksh | lksh | |||
| 05_test_local | sh | bash | zsh | dash | mksh | lksh | busybox sh | ||
| 06_test_typeset | sh | bash | zsh | mksh | lksh | ||||
| 07_test_global | sh | ksh | bash | zsh | dash | mksh | lksh | busybox sh | heirloom sh |
| 08_test_function | sh | ksh | bash | zsh | mksh | lksh | |||
| 09_test_function2 | sh | bash | zsh | mksh | lksh | ||||
| 10_test_exclmark | sh | ksh | bash | zsh | dash | mksh | lksh | busybox sh | |
| 11_test_test | sh | ksh | bash | zsh | dash | mksh | lksh | busybox sh | heirloom sh |
| 12_test_test_e | sh | ksh | bash | zsh | dash | mksh | lksh | busybox sh | |
| 13_test_test_ef | sh | ksh | bash | zsh | dash | mksh | lksh | busybox sh | |
| 14_test_test_nt | sh | ksh | bash | zsh | dash | mksh | lksh | busybox sh | |
| 15_test_testexcl | sh | ksh | bash | zsh | dash | mksh | lksh | busybox sh | heirloom sh |
| 16_test_testeqeq | sh | ksh | bash | zsh | mksh | lksh | busybox sh | ||
| 17_test_testtest | sh | ksh | bash | zsh | mksh | lksh | busybox sh | ||
| 18_test_tildexp | sh | ksh | bash | zsh | dash | mksh | lksh | busybox sh | |
| 19_test_pwdvar | sh | ksh | bash | zsh | dash | mksh | lksh | busybox sh | |
| 20_test_pwdcmd | sh | ksh | bash | zsh | dash | mksh | lksh | busybox sh | heirloom sh |
| 21_test_true | sh | ksh | bash | zsh | dash | mksh | lksh | busybox sh | |
| 22_test_colon | sh | ksh | bash | zsh | dash | mksh | lksh | busybox sh | heirloom sh |
| 23_test_export1 | sh | ksh | bash | zsh | dash | mksh | lksh | busybox sh | |
| 24_test_readonly2 | sh | ksh | bash | zsh | dash | mksh | lksh | busybox sh | heirloom sh |
| 25_test_case_pxcl | sh | ksh | bash | zsh | dash | mksh | lksh | busybox sh | heirloom sh |
| 26_test_case_pxcf | sh | ksh | bash | zsh | busybox sh | ||||
| 27_test_at0 | sh | ksh | bash | zsh | dash | mksh | lksh | busybox sh | |
| 28_test_at1 | sh | ksh | bash | zsh | dash | mksh | lksh | busybox sh | heirloom sh |
| 29_test_at0for | sh | ksh | bash | zsh | dash | mksh | lksh | busybox sh | |
| 30_test_echoE | sh | bash | zsh | dash | mksh | lksh | heirloom sh | ||
| 31_test_echoc | sh | bash | zsh | dash | heirloom sh | ||||
| 32_test_echon | ksh | bash | zsh | dash | mksh | lksh | busybox sh | ||
| 33_test_bi_printf | sh | ksh | bash | zsh | dash | busybox sh | |||
| 34_test_dollar_sg | sh | ksh | bash | zsh | mksh | lksh | busybox sh | ||
| 35_test_hash_fatl | sh | ksh | bash | zsh | dash | mksh | lksh | busybox sh | |
| 36_test_hash_btin | sh | ksh | bash | zsh | dash | mksh | lksh | busybox sh | heirloom sh |
| 37_test_hash_fail | sh | bash | zsh | dash | busybox sh | heirloom sh | |||
| 38_test_iexpr | sh | ksh | bash | zsh | dash | mksh | lksh | busybox sh | |
| 39_test_tfft | sh | ksh | bash | zsh | dash | mksh | lksh | busybox sh | heirloom sh |
| 40_test_icat | sh | ksh | bash | zsh | mksh | lksh |
set -eu
#set -x
PATH=; export PATH
case ${BASH_VERSION-} in *.*)
# Make echo builtin in bash expands backslash-escape sequences by
# default. Without this bash would be less portable compared to
# most other shells...
shopt -s xpg_echo
# make sure pipefail is not set (bash-only feature)...
set +o pipefail
#list_functions () { set; }
esac
case ${ZSH_VERSION-} in *.*)
setopt shwordsplit
setopt posix_builtins # for test_command()
unsetopt equals # for [ 1 == 1 ] (nonstandard usage...)
unsetopt bsd_echo # enable echo escape sequences (like \c)
#setopt equals # make [ 1 == 1 ] fail for sure...
unsetopt function_argzero # $0 being the name of this script always
#list_functions () { functions; }
esac
withpath () { PATH=/bin:/usr/bin; export PATH; "$@"; PATH=; export PATH; }
saved_IFS=$IFS; readonly saved_IFS
set -x
#!/bin/sh
test_command () # builtin or system, not function or alias
{
# one could argue whether command should include builtins...
alias echo='exit 1' || :
echo () { exit 1; }
command echo
}
. portabilitytest/common.sh
test_command
+ test_command + alias echo=exit 1 portabilitytest/01_test_command: alias: not found + : + command echo portabilitytest/01_test_command: command: not found
1 of the tested shells failed to execute this test
#!/bin/sh
test_command_v () # the -v option
{
# first check that there is builtin 'command'
command echo || exit 1
# expect cat reside in /bin, to make this run not fail
PATH=/bin; export PATH
case `command -v cat` in *cat) ;; *) exit 1; esac
}
. portabilitytest/common.sh
test_command_v
+ test_command_v + command echo portabilitytest/02_test_command_v: command: not found + exit 1
1 of the tested shells failed to execute this test
#!/bin/sh
test_cmdv_fail () # if command -v fails in case command not found
{
if command -v this_c0mmand_does_not_existt
then exit 1
else exit 0
fi
}
. portabilitytest/common.sh
test_cmdv_fail
all of the tested shells executed this test successfully
#!/bin/sh
test_builtin () # builtin command
{
echo () { return 1; }
builtin echo
}
. portabilitytest/common.sh
test_builtin
+ test_builtin + builtin echo portabilitytest/04_test_builtin: 5: portabilitytest/04_test_builtin: builtin: not found
+ test_builtin + builtin echo portabilitytest/04_test_builtin: line 1: builtin: not found
+ test_builtin + builtin echo portabilitytest/04_test_builtin: builtin: not found
3 of the tested shells failed to execute this test
#!/bin/sh
test_local () # local variable
{
lt () {
local var=ilval
case $var in ilval) ;; *) exit 1 ;; esac
}
local var=lval
lt
case $var in lval) ;; *) exit 1 ;; esac
}
. portabilitytest/common.sh
test_local
+ test_local + local var=lval portabilitytest/05_test_local[8]: local: not found [No such file or directory]
+ test_local + local var=lval portabilitytest/05_test_local: local: not found
2 of the tested shells failed to execute this test
#!/bin/sh
test_typeset () # local variable using plain typeset (typeset/declare without opts)
{
# declare: same as typeset (in bash, zsh, ...) but less portable
lt () {
typeset var=ilval
case $var in ilval) ;; *) exit 1 ;; esac
}
typeset var=lval
lt
case $var in lval) ;; *) exit 1 ;; esac
}
. portabilitytest/common.sh
test_typeset
+ test_typeset + var=lval + typeset var + lt + var=ilval + typeset var + exit 1
+ test_typeset + typeset var=lval portabilitytest/06_test_typeset: 9: portabilitytest/06_test_typeset: typeset: not found
+ test_typeset + typeset var=lval portabilitytest/06_test_typeset: line 1: typeset: not found
+ test_typeset + typeset var=lval portabilitytest/06_test_typeset: typeset: not found
4 of the tested shells failed to execute this test
#!/bin/sh
test_global () # test whether variable is global always
{
gt () {
var=local
}
var=global
gt
case $var in local) exit 0 ;; *) exit 1 ;; esac
}
. portabilitytest/common.sh
test_global
all of the tested shells executed this test successfully
#!/bin/sh
test_function () # function keyword
{
function inner { :; }
inner
}
. portabilitytest/common.sh
test_function
portabilitytest/08_test_function: 5: portabilitytest/08_test_function: inner: not found portabilitytest/08_test_function: 6: portabilitytest/08_test_function: Syntax error: "}" unexpected
portabilitytest/08_test_function: line 5: inner: not found portabilitytest/08_test_function: line 6: syntax error: unexpected "}"
portabilitytest/08_test_function: inner: not found portabilitytest/08_test_function: syntax error at line 6: `}' unexpected
3 of the tested shells failed to execute this test
#!/bin/sh
test_function2 () # function keyword, with ()
{
function inner () { :; }
inner
}
. portabilitytest/common.sh
test_function2
portabilitytest/09_test_function2: syntax error at line 4: `(' unexpected
portabilitytest/09_test_function2: 4: portabilitytest/09_test_function2: Syntax error: "(" unexpected (expecting "}")
portabilitytest/09_test_function2: line 4: syntax error: unexpected "(" (expecting "}")
portabilitytest/09_test_function2: syntax error at line 4: `(' unexpected
4 of the tested shells failed to execute this test
#!/bin/sh
test_exclmark () # whether '!' as 'not' works (and is builtin)
{
# fails in heirloom sh
! /bin/false
}
. portabilitytest/common.sh
test_exclmark
+ test_exclmark + ! /bin/false portabilitytest/10_test_exclmark: !: not found
1 of the tested shells failed to execute this test
#!/bin/sh
test_test () # builtin test command
{
test string
}
. portabilitytest/common.sh
test_test
all of the tested shells executed this test successfully
#!/bin/sh
test_test_e () # test -e file (well, current directory)
{
if test -e "$0"; then exit 0; else exit 1; fi
}
. portabilitytest/common.sh
test_test_e
+ test_test_e + test -e portabilitytest/12_test_test_e portabilitytest/12_test_test_e: test: argument expected
1 of the tested shells failed to execute this test
#!/bin/sh
test_test_ef () # test file1 -ef file2
{
td=`withpath mktemp -d /tmp/tmp.XXXXXX`; ev=1
trap '/bin/rm -rf $td; exit $ev' 0
: > $td/file1
/bin/ln $td/file1 $td/file2
if test $td/file1 -ef $td/file2; then ev=0; fi
}
. portabilitytest/common.sh
test_test_ef
+ test_test_ef + withpath mktemp -d /tmp/tmp.XXXXXX PATH=/bin:/usr/bin + export PATH + mktemp -d /tmp/tmp.XXXXXX PATH= + export PATH td=/tmp/tmp.hdTNqs ev=1 + trap /bin/rm -rf $td; exit $ev 0 + : + /bin/ln /tmp/tmp.hdTNqs/file1 /tmp/tmp.hdTNqs/file2 + test /tmp/tmp.hdTNqs/file1 -ef /tmp/tmp.hdTNqs/file2 portabilitytest/13_test_test_ef: test: unknown operator -ef + /bin/rm -rf /tmp/tmp.hdTNqs + exit 1
1 of the tested shells failed to execute this test
#!/bin/sh
test_test_nt () # test file1 -nt file2 (presumed -ot is also supported if -nt is)
{
td=`withpath mktemp -d /tmp/tmp.XXXXXX`; ev=1
#trap '/bin/rm -rf $td; exit $ev' 0
# XXX expects system time & fs times to work as usual
: > $td/newfile
if test $td/newfile -nt "$0"; then ev=0; fi
}
. portabilitytest/common.sh
test_test_nt
+ test_test_nt + withpath mktemp -d /tmp/tmp.XXXXXX PATH=/bin:/usr/bin + export PATH + mktemp -d /tmp/tmp.XXXXXX PATH= + export PATH td=/tmp/tmp.SV5p15 ev=1 + : + test /tmp/tmp.SV5p15/newfile -nt portabilitytest/14_test_test_nt portabilitytest/14_test_test_nt: test: unknown operator -nt
1 of the tested shells failed to execute this test
#!/bin/sh
test_testexcl () # '!' in test
{
if test '!' string; then exit 1; else exit 0; fi
}
. portabilitytest/common.sh
test_testexcl
all of the tested shells executed this test successfully
#!/bin/sh
test_testeqeq () # nonstandard '[ 1 == 1 ]' ('[ 1 = 1 ]' would be standard one)
{
# this can be made to pass in zsh by using '==' or w/ unsetopt equals
[ 1 == 1 ]
}
. portabilitytest/common.sh
test_testeqeq
+ test_testeqeq + [ 1 == 1 ] portabilitytest/16_test_testeqeq: 5: [: 1: unexpected operator
+ test_testeqeq + [ 1 == 1 ] portabilitytest/16_test_testeqeq: test: unknown operator ==
2 of the tested shells failed to execute this test
#!/bin/sh
test_testtest () # whether [[ ]] is supported (with 1 == 1)
{
[[ 1 == 1 ]]
}
. portabilitytest/common.sh
test_testtest
+ test_testtest + [[ 1 == 1 ]] portabilitytest/17_test_testtest: 4: portabilitytest/17_test_testtest: [[: not found
+ test_testtest + [[ 1 == 1 ]] portabilitytest/17_test_testtest: [[: not found
2 of the tested shells failed to execute this test
#!/bin/sh
test_tildexp () # tilde expansion
{
case ~ in /*) ;; *) exit 1; esac
}
. portabilitytest/common.sh
test_tildexp
+ test_tildexp + exit 1
1 of the tested shells failed to execute this test
#!/bin/sh
test_pwdvar () # '$PWD' variable expansion
{
cd /tmp
PWD=/usr
echo \$PWD: $PWD
cd .
echo \$PWD: $PWD
case $PWD in /tmp) ;; *) exit 1; esac
}
. portabilitytest/common.sh
test_pwdvar
+ test_pwdvar + cd /tmp PWD=/usr + echo $PWD: /usr $PWD: /usr + cd . + echo $PWD: /usr $PWD: /usr + exit 1
1 of the tested shells failed to execute this test
#!/bin/sh
test_pwdcmd () # pwd builtin command
{
pwd
}
. portabilitytest/common.sh
test_pwdcmd
all of the tested shells executed this test successfully
#!/bin/sh
test_true () # true builtin command (cannot test false...)
{
true
}
. portabilitytest/common.sh
test_true
+ test_true + true portabilitytest/21_test_true: true: not found
1 of the tested shells failed to execute this test
#!/bin/sh
test_colon () # colon (:) builtin command
{
:
}
. portabilitytest/common.sh
test_colon
all of the tested shells executed this test successfully
#!/bin/sh
test_export1 () # export VAR=val -- not bourne compatible
{
export VAR=val
case $VAR in val) ;; *) exit 1; esac
}
. portabilitytest/common.sh
test_export1
+ test_export1 + export VAR=val portabilitytest/23_test_export1: VAR=val: is not an identifier
1 of the tested shells failed to execute this test
#!/bin/sh
test_readonly2 () # VAR=val; readonly VAR -- then attempt to change VAR
{
VAR=val; readonly VAR
# running in subshell as this makes shell exit.
( VAR=changed || : ) && exit 1 || :
}
. portabilitytest/common.sh
test_readonly2
all of the tested shells executed this test successfully
#!/bin/sh
test_case_pxcl () # case where both '*' and '[!a-z0-9_]' unquoted
{
case test/echo1 in *[!a-z0-9_]*) ;; *) exit 1; esac
case test_echo1 in *[!a-z0-9_]*) exit 1; esac
}
. portabilitytest/common.sh
test_case_pxcl
all of the tested shells executed this test successfully
#!/bin/sh
test_case_pxcf () # case where both '*' and '[^a-z0-9_]' unquoted
{
# dash & heirloom sh expected to "fail" here.
case test/echo1 in *[^a-z0-9_]*) ;; *) exit 1; esac
case test_echo1 in *[^a-z0-9_]*) exit 1; esac
}
. portabilitytest/common.sh
test_case_pxcf
+ test_case_pxcf + exit 1
+ test_case_pxcf + exit 1
+ test_case_pxcf + exit 1
portabilitytest/26_test_case_pxcf: syntax error at line 5: `^' unexpected
4 of the tested shells failed to execute this test
#!/bin/sh
test_at0 () # "$@" expansion when $# 0
{
case $# in 0) ;; *) die "arg count 0 required for this test" ;; esac
: "$@"
}
. portabilitytest/common.sh
test_at0
+ test_at0 portabilitytest/27_test_at0: @: parameter not set
1 of the tested shells failed to execute this test
#!/bin/sh
test_at1 () # ${1+"$@"} expansion when $# 0
{
case $# in 0) ;; *) die "arg count 0 required for this test" ;; esac
: ${1+"$@"}
}
. portabilitytest/common.sh
test_at1
all of the tested shells executed this test successfully
#!/bin/sh
test_at0for () # implicit "$@" in for loop
{
case $# in 0) ;; *) die "arg count 0 required for this test" ;; esac
# FreeBSD 7.1 /bin/sh will complain something like $@ not defined
for var; do :; done
}
. portabilitytest/common.sh
test_at0for
portabilitytest/29_test_at0for: syntax error at line 6: `;' unexpected
1 of the tested shells failed to execute this test
#!/bin/sh
test_echoE () # expect backslash-escapes to be escapes by default
{
case `echo '\n' | withpath wc` in *2*0*2) ;; *) exit 1; esac
}
. portabilitytest/common.sh
test_echoE
+ test_echoE + echo '\n' + withpath wc + PATH=/bin:/usr/bin + export PATH + wc + PATH='' + export PATH + exit 1
+ test_echoE + echo \n + withpath wc + PATH=/bin:/usr/bin + export PATH + wc + PATH= + export PATH + exit 1
2 of the tested shells failed to execute this test
#!/bin/sh
test_echoc () # expect '\c' to stop producing more output
{
case `echo '\c---'` in '') ;; *) exit 1; esac
}
. portabilitytest/common.sh
test_echoc
+ test_echoc + echo '\c---' + exit 1
+ test_echoc + echo '\c---' + exit 1
+ test_echoc + echo '\c---' + exit 1
+ test_echoc + echo \c--- + exit 1
4 of the tested shells failed to execute this test
#!/bin/sh
test_echon () # whether 'echo -n' works
{
echo -n
case `echo -n` in '') ;; *) exit 1; esac
}
. portabilitytest/common.sh
test_echon
+ test_echon + echo -n -n + case `echo -n` in ++ echo -n + exit 1
+ test_echon + echo -n -n + echo -n + exit 1
2 of the tested shells failed to execute this test
#!/bin/sh
test_bi_printf () # builtin printf
{
case `printf '%s' tstr` in tstr) ;; *) exit 1; esac
}
. portabilitytest/common.sh
test_bi_printf
+ test_bi_printf + printf %s tstr portabilitytest/33_test_bi_printf[7]: printf: not found + exit 1
+ test_bi_printf + printf %s tstr portabilitytest/33_test_bi_printf[7]: printf: not found + exit 1
+ test_bi_printf + printf %s tstr portabilitytest/33_test_bi_printf: printf: not found
3 of the tested shells failed to execute this test
#!/bin/sh
test_dollar_sg () # dollar-single expansion
{
x=$'\n'
case $x in ?) ;; *) exit 1; esac
}
. portabilitytest/common.sh
test_dollar_sg
+ test_dollar_sg + x=$\n + exit 1
+ test_dollar_sg x=$\n + exit 1
2 of the tested shells failed to execute this test
#!/bin/sh
test_hash_fatl () # some shells (heirloom sh) exits when hash fails
{
if hash xxx_no_such_prog
then :
fi
}
. portabilitytest/common.sh
test_hash_fatl
+ test_hash_fatl + hash xxx_no_such_prog portabilitytest/35_test_hash_fatl: xxx_no_such_prog: not found
1 of the tested shells failed to execute this test
#!/bin/sh
test_hash_btin () # if there is builtin hash
{
hash /bin/sh || hash sh=/bin/sh # latter for zsh
}
. portabilitytest/common.sh
test_hash_btin
all of the tested shells executed this test successfully
#!/bin/sh
test_hash_fail () # if hash fails in case command not found
{
if (hash this_c0mmand_does_not_existt) # in subshell for heirloom sh...
then exit 1
else exit 0
fi
}
. portabilitytest/common.sh
test_hash_fail
+ test_hash_fail + alias -t -- this_c0mmand_does_not_existt + exit 1
+ test_hash_fail + alias -t this_c0mmand_does_not_existt + exit 1
+ test_hash_fail + alias -t this_c0mmand_does_not_existt + exit 1
3 of the tested shells failed to execute this test
#!/bin/sh
test_iexpr () # $((a + b))
{
a=1 b=2
c=$((a + b))
case $c in 3) ;; *) exit 1; esac
}
. portabilitytest/common.sh
test_iexpr
portabilitytest/38_test_iexpr: syntax error at line 5: `c=$' unexpected
1 of the tested shells failed to execute this test
#!/bin/sh
test_tfft () # true && false && false || true
{
_false () { return 1; }
: && _false && _false || :
}
. portabilitytest/common.sh
test_tfft
all of the tested shells executed this test successfully
#!/bin/sh
test_icat () # whether there is $(< file)
{
d=$(< "$0")
case $d in '') exit 1; esac
}
. portabilitytest/common.sh
test_icat
+ test_icat + + d= + exit 1
+ test_icat + + d= + exit 1
portabilitytest/40_test_icat: syntax error at line 4: `d=$' unexpected
3 of the tested shells failed to execute this test