commit bash-20100701 snapshot

tests/lastpipe.right

@@ -0,0 +1,10 @@
+after 1: foo = a b c
+after 2: tot = 6
+after: 7
+last = c
+1 -- 142 1
+0 -- 0 1 0
+1 -- 0 0 1
+1 -- 0 0 1
+1 -- 0 1 0
+lastpipe1.sub returns 14

tests/lastpipe.tests

@@ -0,0 +1,38 @@
+shopt -s lastpipe
+
+unset foo bar
+echo a b c | read foo
+echo after 1: foo = $foo
+
+unset tot
+declare -i tot
+printf "%d\n" 1 2 3 | while read foo; do tot+=$foo; done
+echo after 2: tot = $tot
+
+unset bar
+echo g h i | bar=7
+echo after: $bar
+
+unset foo last
+printf "%s\n" a b c | while read foo; do last=$foo; done
+echo last = $last
+
+exit 142 | false
+echo $? -- ${PIPESTATUS[@]}
+
+true | false | /usr/bin/true
+echo $? -- ${PIPESTATUS[@]}
+
+true | /usr/bin/true | false
+echo $? -- ${PIPESTATUS[@]}
+
+set -o pipefail
+true | /usr/bin/true | false
+echo $? -- ${PIPESTATUS[@]}
+
+true | /usr/bin/false | true
+echo $? -- ${PIPESTATUS[@]}
+set +o pipefail
+
+${THIS_SH} ./lastpipe1.sub
+echo lastpipe1.sub returns $?

tests/lastpipe.tests~

@@ -0,0 +1,37 @@
+shopt -s lastpipe
+
+unset foo bar
+echo a b c | read foo
+echo after 1: foo = $foo
+
+unset tot
+declare -i tot
+printf "%d\n" 1 2 3 | while read foo; do tot+=$foo; done
+echo after 2: tot = $tot
+
+unset bar
+echo g h i | bar=7
+echo after: $bar
+
+unset foo last
+printf "%s\n" a b c | while read foo; do last=$foo; done
+echo last = $last
+
+exit 142 | false
+echo $? -- ${PIPESTATUS[@]}
+
+true | false | /usr/bin/true
+echo $? -- ${PIPESTATUS[@]}
+
+true | /usr/bin/true | false
+echo $? -- ${PIPESTATUS[@]}
+
+set -o pipefail
+true | /usr/bin/true | false
+echo $? -- ${PIPESTATUS[@]}
+
+true | /usr/bin/false | true
+echo $? -- ${PIPESTATUS[@]}
+set +o pipefail
+
+${THIS_SH} ./lastpipe1.sub

tests/lastpipe1.sub

@@ -0,0 +1,5 @@
+# with lastpipe set, exit at the end of a pipeline exits
+# the calling shell
+shopt -s lastpipe
+exit 142 | exit 14
+echo after: $?

tests/lastpipe1.sub~

@@ -0,0 +1,4 @@
+# with lastpipe set, exit at the end of a pipeline exits
+# the calling shell
+exit 142 | exit 14
+echo after: $?

tests/run-lastpipe

@@ -0,0 +1,2 @@
+${THIS_SH} ./lastpipe.tests > /tmp/xx 2>&1
+diff /tmp/xx lastpipe.right && rm -f /tmp/xx

tests/run-lastpipe~

@@ -0,0 +1,6 @@
+echo "warning: UNIX versions number signals and schedule processes differently." >&2
+echo "warning: If output differing only in line numbers is produced, please" >&2
+echo "warning: do not consider this a test failure." >&2
+
+${THIS_SH} ./trap.tests > /tmp/xx 2>&1
+diff /tmp/xx trap.right && rm -f /tmp/xx

tests/shopt.right

@@ -29,6 +29,7 @@ shopt -u histverify
 shopt -s hostcomplete
 shopt -u huponexit
 shopt -s interactive_comments
+shopt -u lastpipe
 shopt -u lithist
 shopt -u login_shell
 shopt -u mailwarn
@@ -79,6 +80,7 @@ shopt -u histappend
 shopt -u histreedit
 shopt -u histverify
 shopt -u huponexit
+shopt -u lastpipe
 shopt -u lithist
 shopt -u login_shell
 shopt -u mailwarn
@@ -111,6 +113,7 @@ histappend     	off
 histreedit     	off
 histverify     	off
 huponexit      	off
+lastpipe       	off
 lithist        	off
 login_shell    	off
 mailwarn       	off