other components

Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>

test/dimacs.cpp

@@ -0,0 +1,75 @@
+/*++
+Copyright (c) 2006 Microsoft Corporation
+
+Module Name:
+
+    tst_dimacs.cpp
+
+Abstract:
+
+    Test dimacs parser
+
+Author:
+
+    Leonardo de Moura (leonardo) 2006-10-02.
+
+Revision History:
+
+--*/
+
+#include <iostream>
+#include <fstream>
+#ifdef _WINDOWS
+#include <windows.h>
+#include <strsafe.h>
+#endif
+#include"trace.h"
+#include"dimacs_parser.h"
+
+class dummy_sat {
+    unsigned m_num_vars;
+public:
+    dummy_sat():m_num_vars(0) {}
+    unsigned get_num_vars() { 
+        return m_num_vars;
+    }
+    void mk_var() {
+        TRACE("dimacs", tout << "making variable: p" << m_num_vars << "\n";);
+        m_num_vars++;
+    }
+    void mk_clause(literal_vector & lits) {
+        TRACE("dimacs", tout << "making clause: " << lits << "\n";);
+    }
+};
+
+static void tst1()
+{
+#ifdef _WINDOWS
+    dummy_sat solver;
+    const char * base = ".";
+    std::string pattern(base);
+    pattern += "\\*.cnf";
+
+    char buffer[MAX_PATH];
+    
+    WIN32_FIND_DATAA data;
+    HANDLE h = FindFirstFileA(pattern.c_str(),&data);
+
+    while (h != INVALID_HANDLE_VALUE) {
+        StringCchPrintfA(buffer, ARRAYSIZE(buffer), "%s\\%s", base, data.cFileName);       
+        
+        TRACE("dimacs", tout << "Parsing: " << buffer << "\n";);
+        
+        std::ifstream s(buffer);
+
+        parse_dimacs(s, solver);
+
+        if (!FindNextFileA(h,&data))
+            break;
+    }
+#endif
+}
+
+void tst_dimacs() {
+    tst1();
+}