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/t0020a.sh

@@ -0,0 +1,126 @@
+#!/bin/sh
+#
+# $RCSfile: t0020a.sh,v $-- Test test/00/t0020a.sh
+#
+#
+# Test of include paths
+#
+work=${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 of include paths" 1>&2
+	cd $here
+	rm -rf $work
+	exit 1
+}
+no_result()
+{
+	set +x
+	echo "NO RESULT for test of include paths" 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
+
+#
+# test include paths
+#
+
+cat > test.w <<"EOF"
+\documentclass{article}
+\begin{document}
+Here is the main.
+@i testincl.w
+Still in main
+@i incltest.w
+End in main.
+\end{document}
+EOF
+
+cat >testincl.w <<"EOF"
+Here is top level include file.
+EOF
+
+cat >incltest.w <<"EOF"
+Here is include file that must be searched for.
+EOF
+
+mkdir lvl1
+if test $? -ne 0 ; then no_result; fi
+
+mkdir lvl1/lvl2
+if test $? -ne 0 ; then no_result; fi
+
+mv incltest.w lvl1/lvl2
+if test $? -ne 0 ; then no_result; fi
+
+cat > test.expected.tex <<"EOF"
+\newcommand{\NWtarget}[2]{#2}
+\newcommand{\NWlink}[2]{#2}
+\newcommand{\NWtxtMacroDefBy}{Fragment defined by}
+\newcommand{\NWtxtMacroRefIn}{Fragment referenced in}
+\newcommand{\NWtxtMacroNoRef}{Fragment never referenced}
+\newcommand{\NWtxtDefBy}{Defined by}
+\newcommand{\NWtxtRefIn}{Referenced in}
+\newcommand{\NWtxtNoRef}{Not referenced}
+\newcommand{\NWtxtFileDefBy}{File defined by}
+\newcommand{\NWtxtIdentsUsed}{Uses:}
+\newcommand{\NWtxtIdentsNotUsed}{Never used}
+\newcommand{\NWtxtIdentsDefed}{Defines:}
+\newcommand{\NWsep}{${\diamond}$}
+\newcommand{\NWnotglobal}{(not defined globally)}
+\newcommand{\NWuseHyperlinks}{}
+\documentclass{article}
+\begin{document}
+Here is the main.
+Here is top level include file.
+Still in main
+Here is include file that must be searched for.
+End in main.
+\end{document}
+EOF
+
+# [Add other files here.  Avoid any extra processing such as
+# decompression until after demo has run.  If demo fails this script
+# can save time by not decompressing. ]
+
+$bin/nuweb -I lvl1 -I lvl1/lvl2 test.w
+if test $? -ne 0 ; then fail; fi
+
+diff -a --context test.expected.tex test.tex
+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