deal with test suite issues under mingw-cross compile and wine

src/lexer.l

@@ -225,6 +225,14 @@ void includefile()
     finfo = locate_file((fs::path(filepath) / filename).string());
   }
 
+  if (!exists(finfo) || finfo.empty()) {
+    // deal with some unusual situations with is_absolute() and Wine
+    fs::path fnp( fs::path(filepath) / filename );
+    if (fs::exists( fnp ) && !fs::is_directory( fnp )) {
+      finfo = fnp;
+    }
+  }
+
   if (finfo.empty()) {
     PRINTB("WARNING: Can't find 'include' file '%s'.", filename);
   }

src/printutils.cc

@@ -1,4 +1,5 @@
 #include "printutils.h"
+#include <sstream>
 #include <stdio.h>
 
 std::list<std::string> print_messages_stack;
@@ -49,3 +50,24 @@ void PRINT_NOCACHE(const std::string &msg)
 		outputhandler(msg, outputhandler_data);
 	}
 }
+
+std::string two_digit_exp_format( std::string doublestr )
+{
+#ifdef _WIN32
+	size_t exppos = doublestr.find('e');
+	if ( exppos != std::string::npos) {
+		exppos += 2;
+		if ( doublestr[exppos] == '0' ) doublestr.erase(exppos,1);
+	}
+#endif
+	return doublestr;
+}
+
+std::string two_digit_exp_format( double x )
+{
+	std::stringstream s;
+	s << x;
+	return two_digit_exp_format( s.str() );
+}
+
+

src/printutils.h

@@ -22,6 +22,9 @@ void PRINT(const std::string &msg);
 void PRINT_NOCACHE(const std::string &msg);
 #define PRINTB_NOCACHE(_fmt, _arg) do { PRINT_NOCACHE(str(boost::format(_fmt) % _arg)); } while (0)
 
+std::string two_digit_exp_format( std::string doublestr );
+std::string two_digit_exp_format( double x );
+
 // extremely simple logging, eventually replace with something like boost.log
 // usage: logstream out(5); openscad_loglevel=6; out << "hi";
 static int openscad_loglevel = 0;

src/transform.cc

@@ -29,6 +29,8 @@
 #include "context.h"
 #include "polyset.h"
 #include "builtin.h"
+#include "value.h"
+#include "printutils.h"
 #include <sstream>
 #include <vector>
 #include <assert.h>
@@ -189,7 +191,7 @@ std::string TransformNode::toString() const
 		stream << "[";
 		for (int i=0;i<4;i++) {
 			// FIXME: The 0 test is to avoid a leading minus before a single 0 (cosmetics)
-			stream << ((this->matrix(j, i)==0)?0:this->matrix(j, i));
+			stream << two_digit_exp_format((this->matrix(j, i)==0)?0:this->matrix(j, i));
 			if (i != 3) stream << ", ";
 		}
 		stream << "]";

src/value.cc

@@ -25,6 +25,7 @@
  */
 
 #include "value.h"
+#include "printutils.h"
 #include <stdio.h>
 #include <math.h>
 #include <assert.h>
@@ -197,6 +198,7 @@ public:
     if (dotpos != std::string::npos) {
       if (tmpstr.size() - dotpos > 12) tmpstr.erase(dotpos + 12);
     }
+    tmpstr = two_digit_exp_format( tmpstr );
     return tmpstr;
 #else
 		// attempt to emulate Qt's QString.sprintf("%g"); from old OpenSCAD.