Merge branch 'experiments' of git://gitorious.org/openscad/openscad into giles

git-svn-id: http://svn.clifford.at/openscad/trunk@586 b57f626f-c46c-0410-a088-ec61d464b74c

src/lexer.l

@@ -202,6 +202,7 @@ void includefile()
 	yyin = fopen(finfo.absoluteFilePath().toLocal8Bit(), "r");
 	if (!yyin) {
 		PRINTA("WARNING: Can't open input file `%1'.", filename);
+		path_stack.pop();
 		return;
 	}
 	filename.clear();

testdata/scad/include test6.scad

@@ -0,0 +1,4 @@
+module test6()
+{
+	echo("included from include test6.scad");
+}

testdata/scad/include-test.scad

@@ -0,0 +1,40 @@
+//Test that the entire path is pushed onto the stack upto the last '/' 
+include <sub1/sub2/sub3/sub4/include-test2.scad>
+
+//Test that a non existent path/file doesn't screw things up
+include <non/existent/path/non-file>
+
+//Test with empty path 
+include <include-test5.scad>
+
+//Test without preceeding space
+include<include-test5.scad>
+
+//Test with other strange character that is allowed
+include>>>>><include-test5.scad>
+
+//Test that filenames with spaces work
+include <include test6.scad>
+
+//Test with empty file
+include<test/>
+
+//Test with empty path and file
+include </>
+
+//Test with empty
+include <>
+
+module test1()
+{
+	test2();
+	test3();
+	test4();
+	test5();
+	test6();
+
+	//Just to give a top level object
+	sphere(1);
+}
+
+test1();

testdata/scad/include-test5.scad

@@ -0,0 +1,4 @@
+module test5()
+{
+	echo("included from include-test5.scad");
+}

testdata/scad/string-test.scad

@@ -0,0 +1 @@
+echo("The quick brown fox \tjumps \"over\" the lazy dog.\rThe quick brown fox.\nThe \\lazy\\ dog.");

testdata/scad/sub1/sub2/sub3/include-test4.scad

@@ -0,0 +1,4 @@
+module test4()
+{
+	echo("included from include-test4.scad");
+}

testdata/scad/sub1/sub2/sub3/sub4/include-test2.scad

@@ -0,0 +1,10 @@
+//Test nested include
+include <include-test3.scad>
+
+//Test relative file location
+include <../include-test4.scad>
+
+module test2 ()
+{
+	echo("included from include-test2.scad");
+}

testdata/scad/sub1/sub2/sub3/sub4/include-test3.scad

@@ -0,0 +1,4 @@
+module test3()
+{
+	echo("included from include-test3.scad");
+}