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Diffstat (limited to 'examples/scripts/precedence')
-rwxr-xr-x | examples/scripts/precedence | 75 |
1 files changed, 0 insertions, 75 deletions
diff --git a/examples/scripts/precedence b/examples/scripts/precedence deleted file mode 100755 index 9bbdb971..00000000 --- a/examples/scripts/precedence +++ /dev/null @@ -1,75 +0,0 @@ -# @(#)precedence_test 1.0 91/07/24 Maarten Litmaath -# test of relative precedences for `&&' and `||' operators - -echo "\`Say' echos its argument. Its return value is of no interest." -case `echo -n` in - '') Say () { echo -n "$*" ; } ;; - *) Say () { echo "$*\c" ; } ;; -esac - -echo "\`Truth' echos its argument and returns a TRUE result." -Truth () { - Say $1; - return 0; -} - -echo "\`False' echos its argument and returns a FALSE result." -False () { - Say $1; - return 1; -} - -echo "" - -cmd1='$open $test1 && $test2 $close || $test3' -cmd2='$test1 || $open $test2 && $test3 $close' - -grouping_sh= -grouping_C='( )' - -test3='Say 3' - -for i in 1 2 -do - eval proto=\$cmd$i - - for test1 in 'Truth 1' 'False 1' - do - for test2 in 'Truth 2' 'False 2' - do - for precedence in sh C - do - eval set x \$grouping_$precedence - shift - open=${1-' '} - close=${2-' '} - eval cmd=\""$proto"\" - Say "$cmd output=" - output=`eval "$cmd"` - Say "$output" - read correct || { echo 'Input fubar. Abort.' >&2; exit 1; } - test "X$output" = "X$correct" || echo " correct=$correct" - echo '' - done - - echo '' - done - done -done << EOF -12 -12 -123 -123 -13 -13 -13 -13 -13 -1 -13 -1 -123 -123 -12 -12 -EOF |