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-rw-r--r--examples/functions/ksh-compat-test40
1 files changed, 40 insertions, 0 deletions
diff --git a/examples/functions/ksh-compat-test b/examples/functions/ksh-compat-test
new file mode 100644
index 0000000..feee965
--- /dev/null
+++ b/examples/functions/ksh-compat-test
@@ -0,0 +1,40 @@
+#
+# replacements for test/[ that do arithmetic expansion on the operands to
+# the arithmetic operators, like ksh.
+#
+function test()
+{
+ local -i n1 n3
+ case "$#" in
+ 3) case "$2" in
+ -lt|-gt|-eq|-ne|-le|-ge) n1=$(( $1 ))
+ n3=$(( $3 ))
+ builtin test "$n1" $2 "$n3"
+ return $?;;
+ *) builtin test "$@" ;;
+ esac;;
+ *) builtin test "$@" ;;
+ esac
+}
+
+function [()
+{
+ local -i n1 n3
+ case "$#" in
+ 4) case "$2" in
+ -lt|-gt|-eq|-ne|-le|-ge) n1=$(( $1 ))
+ n3=$(( $3 ))
+ builtin [ "$n1" $2 "$n3" ]
+ return $?;;
+ *) builtin [ "$@" ;;
+ esac;;
+ *) builtin [ "$@" ;;
+ esac
+}
+
+q=7
+
+[ q -lt 10 ]
+echo $?
+[ $q -lt 10 ]
+echo $?