Initial import of nuweb-1.62

This is just the following tarball expanded:

https://sourceforge.net/projects/nuweb/files/nuweb-1.62.tar.gz/download

test/00/t0023a.sh

@@ -0,0 +1,110 @@
+#!/bin/sh
+#
+# $RCSfile: t0023a.sh,v $-- Test test/00/t0023a.sh
+#
+#
+# Test Perl comments
+#
+work=${TMPDIR:-/tmp}/$$
+PAGER=cat
+export PAGER
+umask 022
+here=`pwd`
+if test $? -ne 0 ; then exit 2; fi
+SHELL=/bin/sh
+export SHELL
+
+bin="$here/${1-.}"
+
+pass()
+{
+	set +x
+	cd $here
+	rm -rf $work
+	exit 0
+}
+fail()
+{
+	set +x
+	echo "FAILED test Perl comments" 1>&2
+	cd $here
+	rm -rf $work
+	exit 1
+}
+no_result()
+{
+	set +x
+	echo "NO RESULT for test Perl comments" 1>&2
+	cd $here
+	rm -rf $work
+	exit 2
+}
+trap \"no_result\" 1 2 3 15
+
+mkdir $work
+if test $? -ne 0 ; then no_result; fi
+cd $work
+if test $? -ne 0 ; then no_result; fi
+
+
+cat > test.w <<"EOF"
+\documentclass{article}
+\begin{document}
+@c
+Here is a block comment that takes many lines.
+Here is a block comment that takes many lines.
+Here is a block comment that takes many lines.
+Here is a block comment that takes many lines.
+@o test -cp
+@{@<First stuff@>
+Now a block comment.
+@c
+@<Second stuff@>
+End
+@}
+
+@d First...
+@{This is the body of first stuff.
+@}
+
+@d Second...
+@{Yes, it's the second stuff.
+@}
+\end{document}
+EOF
+
+cat > test.expected <<"EOF"
+# First stuff
+This is the body of first stuff.
+
+Now a block comment.
+# Here is a block comment that takes many lines. Here is a block
+# comment that takes many lines. Here is a block comment that
+# takes many lines. Here is a block comment that takes many lines.
+
+# Second stuff
+Yes, it's the second stuff.
+
+End
+EOF
+
+# [Add other files here.  Avoid any extra processing such as
+# decompression until after demo has run.  If demo fails this script
+# can save time by not decompressing. ]
+
+$bin/nuweb test.w
+if test $? -ne 0 ; then fail; fi
+
+diff -a --context test.expected test
+if test $? -ne 0 ; then fail; fi
+
+# [Add other sub-tests that might be failed here.  If they need files
+# created above to be decompressed, decompress them here ; this saves
+# time if demo fails or the text-based sub-test fails.]
+
+#
+# Only definite negatives are possible.
+# The functionality exercised by this test appears to work,
+# no other guarantees are made.
+#
+pass