commit bash-20180601 snapshot

tests/histexp.right

@@ -203,3 +203,23 @@ d
 e
 ! !
 ./histexp4.sub: line 20: !': event not found
+/tmp/Step1
+echo /$(echo tmp)/Step1
+/tmp/Step1
+echo /<(echo tmp)/Step1 > /dev/null
+/tmp/Step1
+echo $(echo /tmp)/Step1
+/tmp/Step1
+echo <(echo /tmp)/Step1 > /dev/null
+/+(one|two|three)/Step1
+echo /+(one|two|three)/Step1
+/+(one|two|three)/Step1
+/*(tmp|dev|usr)/Step1
+echo /*(tmp|dev|usr)/Step1
+/*(tmp|dev|usr)/Step1
++(/one|/two|/three)/Step1
+echo +(/one|/two|/three)/Step1
++(/one|/two|/three)/Step1
+*(/tmp|/dev|/usr)/Step1
+echo *(/tmp|/dev|/usr)/Step1
+*(/tmp|/dev|/usr)/Step1

tests/histexp.tests

@@ -140,3 +140,4 @@ ${THIS_SH} ./histexp1.sub
 ${THIS_SH} ./histexp2.sub
 ${THIS_SH} ./histexp3.sub
 ${THIS_SH} ./histexp4.sub
+${THIS_SH} ./histexp5.sub

tests/histexp5.sub

@@ -0,0 +1,28 @@
+set -o history
+set -o histexpand
+
+# command and process substitutions should be tokenized as a single word
+echo /$(echo tmp)/Step1
+echo !:*
+echo /<(echo tmp)/Step1 >/dev/null
+echo !:*
+
+# same tests at the beginning of a word
+echo $(echo /tmp)/Step1
+echo !:*
+echo <(echo /tmp)/Step1 >/dev/null
+echo !:*
+
+# so should shell extended glob patterns
+shopt -s extglob
+
+echo /+(one|two|three)/Step1
+echo !:*
+echo /*(tmp|dev|usr)/Step1
+echo !:*
+
+# same tests at the beginning of a word
+echo +(/one|/two|/three)/Step1
+echo !:*
+echo *(/tmp|/dev|/usr)/Step1
+echo !:*

tests/posixexp.right

@@ -275,5 +275,9 @@ argv[2] = <b>
 [  abc    def  ghi  jkl /  abc    def  ghi  jkl ]
 [  abc    def  ghi  jkl ]
 [  abc    def  ghi  jkl /  abc    def  ghi  jkl /  abc    def  ghi  jkl ]
-./posixexp.tests: line 82: unexpected EOF while looking for matching `}'
-./posixexp.tests: line 83: syntax error: unexpected end of file
+5: notOK
+OK
+OK
+5: $'not\ttoo\nbad'
+./posixexp.tests: line 83: unexpected EOF while looking for matching `}'
+./posixexp.tests: line 84: syntax error: unexpected end of file

tests/posixexp.tests

@@ -76,6 +76,7 @@ ${THIS_SH} ./posixexp3.sub
 ${THIS_SH} ./posixexp4.sub
 ${THIS_SH} ./posixexp5.sub
 ${THIS_SH} ./posixexp6.sub
+${THIS_SH} ./posixexp7.sub
 
 # this will be an error
 foo=bar

tests/posixexp7.sub

@@ -0,0 +1,13 @@
+# test the effect of quotes on the WORD in the posix pattern removal operators
+# a here document does not behave the same as double quotes
+x=notOK
+cat <<EOF
+5: ${x#$'not'}
+EOF
+
+echo "${x#'not'}"
+echo "${x#$'not'}"
+
+cat <<EOF
+5: $'not\ttoo\nbad'
+EOF

tests/varenv.right

@@ -145,8 +145,13 @@ outside:
 declare -x foo="abc"
 inside: declare -x var="value"
 outside: declare -- var="one"
+inside: declare -x var="value"
+outside: declare -x var="value"
 inside: declare -- var="local"
 outside: declare -x var="global"
+foo=<unset> environment foo=
+foo=foo environment foo=foo
+foo=foo environment foo=foo
 a=z
 a=b
 a=z

tests/varenv12.sub

@@ -47,6 +47,28 @@ echo -n 'outside: ' ; declare -p var
 unset -v var
 unset -f func
 
+# this will probably change behavior; export shouldn't behave like this when
+# not in posix mode and the sequencing is probably wrong in posix mode. since
+# export is a special builtin, the variable assignment should modify the
+# global variable, leaving the local variable unchanged. all shells, including
+# bash, modify the local variable; bash is the only one that propagates the
+# value out to the calling environment. bash does that only when in posix
+# mode.
+
+func()
+{
+	local var=inside
+	var=value export var
+	echo -n 'inside: ' ; declare -p var
+}
+
+var=outside
+func
+echo -n 'outside: ' ; declare -p var
+
+unset -v var
+unset -f func
+
 func()
 {
 	local var=local
@@ -60,3 +82,19 @@ echo -n 'outside: ' ; declare -p var
 
 unset -v var
 unset -f func
+
+# test whether or not temporary environment assignments are exported
+# in posix mode
+showfoo()
+{
+	printf %s "foo=${foo-<unset>}"
+	echo -n ' environment foo='
+	printenv foo || echo 
+}
+unset foo
+showfoo
+foo=foo showfoo
+showfoo
+
+unset -v foo
+unset -f showfoo