#### that they are set here so that individual tests can be run
#### outside of make. Requires that MH_OBJ_DIR be set on entry.
test -z "$MH_TEST_DIR" && MH_TEST_DIR="$MH_OBJ_DIR/test/testdir"
+export MH_TEST_DIR
test -z "$MH_INST_DIR" && MH_INST_DIR="${MH_TEST_DIR}/inst"
test -z "$prefix" && prefix=@prefix@
test -z "$datarootdir" && datarootdir=@datarootdir@
#### Optional arguments:
#### 'keep first' -- first file is removed unless this is present.
#### 'ignore space' -- spacing differences will not be considered
-#### signficant, emulating GNU diff -w. It is assumed that the
+#### significant, emulating GNU diff -w. It is assumed that the
#### first file has already been run through prepare_space.
#### ':' <test name> -- will print '<test name>' in the failure message,
#### to make it easier to tell which of multiple tests has failed.