add tests

tests/run_command1.sh

+#!/bin/sh
+
+run_command()
+{
+    # use make_temp_file from etersoft-build-utils
+    RC_STDOUT=$(mktemp)
+    RC_STDERR=$(mktemp)
+    $1 >$RC_STDOUT 2>$RC_STDERR
+}
+
+func()
+{
+    echo STDERR >&2
+    echo STDOUT
+}
+
+run_command func
+cat $RC_STDOUT
+cat $RC_STDERR
+rm -f $RC_STDOUT $RC_STDERR

tests/run_command2.sh

+#!/bin/sh
+
+run_command()
+{
+    # use make_temp_file from etersoft-build-utils
+    RC_STDOUT=$(mktemp)
+    #RC_STDERR=$(mktemp)
+    $1 2>&1 | tee $RC_STDOUT
+}
+
+func()
+{
+    echo STDERR >&2
+    echo STDOUT
+}
+
+run_command func
+cat $RC_STDOUT
+#cat $RC_STDERR
+rm -f $RC_STDOUT $RC_STDERR

tests/run_command3.sh

+#!/bin/sh
+
+store_output()
+{
+    # use make_temp_file from etersoft-build-utils
+    RC_STDOUT=$(mktemp)
+    local CMDSTATUS=$RC_STDOUT.pipestatus
+    echo 1 >$CMDSTATUS
+    #RC_STDERR=$(mktemp)
+    ( "$@" 2>&1 ; echo $? >$CMDSTATUS ) | tee $RC_STDOUT
+    return $(cat $CMDSTATUS)
+    # bashism
+    # http://tldp.org/LDP/abs/html/bashver3.html#PIPEFAILREF
+    #return $PIPESTATUS
+}
+
+clean_store_output()
+{
+    rm -f $RC_STDOUT $RC_STDOUT.pipestatus
+}
+
+
+store_output epmq mc
+echo $?
+cat $RC_STDOUT
+ls -l $RC_STDOUT
+
+store_output epmq mc1
+echo $?
+cat $RC_STDOUT
+ls -l $RC_STDOUT

tests/subst_option.sh

+# param true false
+subst_option()
+{
+	eval "[ -n \"\$$1\" ]" && echo "$2" || echo "$3"
+}
+
+test1=1
+test0=
+
+echo $(subst_option test1 TRUE)
+echo $(subst_option test1 TRUE FALSE)
+echo $(subst_option test1 "" FALSE)
+echo $(subst_option test0 "" FALSE)
+echo $(subst_option test0 TRUE)