commit bash-20050120 snapshot

tests/dollar-at-star

@@ -219,4 +219,8 @@ ${THIS_SH} ./dollar-at1.sub
 # $@.  Bugs through bash-2.05b
 ${THIS_SH} ./dollar-at2.sub
 
+# tests for various expansions of $* in different contexts -- word split,
+# no splitting, etc. when $IFS is NUL
+${THIS_SH} ./dollar-star2.sub
+
 exit 0

tests/dollar-star2.sub

@@ -0,0 +1,26 @@
+set A B
+
+IFS=
+
+x=$*
+y="$*"
+
+recho "$x"
+recho "$y" 
+
+IFS=$' \t\n'
+
+set 'A B' 'C D'
+
+IFS=
+
+x=$*
+y="$*"
+
+recho "$x"
+recho "$y"
+
+recho $x
+recho $*
+recho $y
+recho "$*"

tests/dollar.right

@@ -125,3 +125,12 @@ argv[2] = <2>
 argv[1] = <echo 1 ; echo 1>
 argv[1] = <echo 1 2 ; echo 1>
 argv[2] = <2>
+argv[1] = <AB>
+argv[1] = <AB>
+argv[1] = <A BC D>
+argv[1] = <A BC D>
+argv[1] = <A BC D>
+argv[1] = <A B>
+argv[2] = <C D>
+argv[1] = <A BC D>
+argv[1] = <A BC D>

tests/iquote.right

@@ -0,0 +1,40 @@
+argv[1] = <xxxyyy>
+argv[1] = <xxx^?yyy>
+argv[1] = <xy>
+argv[1] = <x^?y>
+argv[1] = <-->
+argv[1] = <-^?->
+argv[1] = <>
+argv[1] = <>
+argv[1] = <^?>
+argv[1] = <^?yy>
+0x7f
+0x7f
+0x7f
+argv[1] = <^?>
+argv[1] = <^?@>
+argv[1] = <@^?@>
+argv[1] = <@^?>
+argv[1] = <^?>
+argv[1] = <^?@>
+argv[1] = <@^?@>
+argv[1] = <@^?>
+argv[1] = <1>
+argv[2] = <^?>
+argv[3] = <^?>
+argv[1] = <2>
+argv[2] = <^?a>
+argv[3] = <^?a>
+argv[1] = <2>
+argv[2] = <^?a>
+argv[3] = <^?a>
+argv[1] = <3>
+argv[2] = <^?aa>
+argv[3] = <^?aa>
+argv[1] = <>
+argv[1] = <-->
+argv[1] = <-->
+argv[1] = <^?>
+argv[1] = <-^?->
+argv[1] = <^?>
+argv[1] = <-^?->

tests/iquote.tests

@@ -0,0 +1,102 @@
+# bug in bash up to and including bash-3.0 (including patches)
+#
+# problem is conflict between CTLNUL used internally to denote quoted null
+# characters and its value (0x7f) appearing in the expansion of a variable
+#
+unset x
+recho "xxx${x}yyy"
+
+y=$'\177'
+recho "xxx${y}yyy"
+
+unset y
+
+unset undef
+
+set ""
+recho ${undef-"x$*y"}
+
+set $'\177'
+recho ${undef-"x$*y"}
+
+shift $#
+
+f()
+{
+	recho "-${*-x}-"
+}
+
+f ''
+f $'\177'
+
+unset -f f
+
+x=12345
+
+recho "${x:6:1}"
+
+x=
+recho "${x:0:1}"
+
+y=$'\177'
+recho "${y:0:1}"
+
+y=xxx$'\177'yyy
+recho "${y:3:3}"
+
+unset x y
+
+eval tmp=`printf "$'\\\\\x%x'\n" 127`
+printf "%#1x\n" "'$tmp"
+
+x=$'\177'
+printf "%#1x\n" "'$x"
+
+a=127
+eval c=\$\'\\$(printf '%o' $a)\'
+printf "%#1x\n" "'$c"
+
+recho "$c"
+recho "$c"@
+recho @"$c"@
+recho @"$c"
+
+recho "$c"
+recho "$c@"
+recho "@$c@"
+recho "@$c"
+
+unset tmp x a c
+
+qtest()
+{
+	recho ${#q} "${q}" ${q}
+}
+
+q=$'\x7f'
+qtest
+
+q=${q}a
+qtest
+
+q=$'\x7fa'
+qtest
+
+q="${q}a"
+qtest
+
+unset -f qtest
+unset q
+
+set -- ''
+recho "${*:1}"
+recho  ${*:1}
+recho  -${*:1}-
+recho  -"${*:1}"-
+
+set $'\177'
+recho "${*:1}"
+recho "-${*:1}-"
+
+recho  ${*:1}
+recho -${*:1}-

tests/run-iquote

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