--- /dev/null
+#!/bin/sh
+# Verify that chmod works correctly with odd option combinations.
+
+if test "$VERBOSE" = yes; then
+ set -x
+ chmod --version
+fi
+
+. $srcdir/../lang-default
+
+pwd=`pwd`
+tmp=equals.$$
+trap 'status=$?; cd $pwd; rm -rf $tmp && exit $status' 0
+trap '(exit $?); exit' 1 2 13 15
+
+framework_failure=0
+mkdir $tmp || framework_failure=1
+cd $tmp || framework_failure=1
+
+if test $framework_failure = 1; then
+ echo "$0: failure in testing framework" 1>&2
+ (exit 1); exit 1
+fi
+
+fail=0
+
+# Each line in this list is a set of arguments, followed by :,
+# followed by the set of files it will attempt to chmod,
+# or empty if the usage is erroneous.
+# Many of these test cases are due to Glenn Fowler.
+# These test cases assume GNU behavior for "options" like -w.
+cases='
+ -- :
+ -- -- :
+ -- -- -- f : -- f
+ -- -- -w f : -w f
+ -- -- f : f
+ -- -w :
+ -- -w -- f : -- f
+ -- -w -w f : -w f
+ -- -w f : f
+ -- f :
+ -w :
+ -w -- :
+ -w -- -- f : -- f
+ -w -- -w f : -w f
+ -w -- f : f
+ -w -w :
+ -w -w -- f : f
+ -w -w -w f : f
+ -w -w f : f
+ -w f : f
+ f :
+ f -- :
+ f -w : f
+ f f :
+'
+
+all_files=`echo "$cases" | sed 's/.*://'`
+
+old_IFS=$IFS
+IFS='
+'
+for case in $cases; do
+ IFS=$old_IFS
+ args=`expr "$case" : ' *\(.*[^ ]\) *:'`
+ files=`expr "$case" : '.*: *\(.*\)'`
+
+ case $files in
+ '')
+ touch -- $all_files || framework_failure=1
+ chmod $args 2>/dev/null && fail=1
+ ;;
+ ?*)
+ touch -- $files || framework_failure=1
+ chmod $args || fail=1
+ for file in $files; do
+ rm -f -- $files && touch -- $files && rm -- $file || framework_failure=1
+ chmod $args 2>/dev/null && fail=1
+ done
+ ;;
+ esac
+done
+
+if test $framework_failure = 1; then
+ echo "$0: failure in testing framework" 1>&2
+ fail=1
+fi
+
+(exit $fail); exit $fail