Utils.h -> Debug_utils.h

More verbose in debug mode (use NDEBUG instead of DEBUG_TRACES)
GUDHI_CHECK function to throw in debug or ignore in release mode


git-svn-id: svn+ssh://scm.gforge.inria.fr/svnroot/gudhi/branches/alphashapes@911 636b058d-ea47-450e-bf9e-a15bfbe3eedb

Former-commit-id: 250dc0c0f5146f0b9e3fce0e9a8ca0da6af7cf98

1 files changed, 53 insertions, 0 deletions

diff --git a/src/common/include/gudhi/Debug_utils.h b/src/common/include/gudhi/Debug_utils.h
new file mode 100644
index 00000000..c479d435
--- /dev/null
+++ b/src/common/include/gudhi/Debug_utils.h
@@ -0,0 +1,53 @@
+/*    This file is part of the Gudhi Library. The Gudhi library
+ *    (Geometric Understanding in Higher Dimensions) is a generic C++
+ *    library for computational topology.
+ *
+ *    Author(s):       David Salinas
+ *
+ *    Copyright (C) 2014  INRIA Sophia Antipolis-Mediterranee (France)
+ *
+ *    This program is free software: you can redistribute it and/or modify
+ *    it under the terms of the GNU General Public License as published by
+ *    the Free Software Foundation, either version 3 of the License, or
+ *    (at your option) any later version.
+ *
+ *    This program is distributed in the hope that it will be useful,
+ *    but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *    GNU General Public License for more details.
+ *
+ *    You should have received a copy of the GNU General Public License
+ *    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+#ifndef DEBUG_UTILS_H_
+#define DEBUG_UTILS_H_
+
+#include <iostream>
+
+#ifdef NDEBUG
+  // GUDHI_NDEBUG is the Gudhi official flag for debug mode.
+  #define GUDHI_NDEBUG
+#endif
+
+#define PRINT(a) std::cerr << #a << ": " << (a) << " (DISP)" << std::endl
+
+#ifdef GUDHI_NDEBUG
+  #define DBG(a) std::cout << "DBG: " << (a) << std::endl
+  #define DBGMSG(a, b) std::cout << "DBG: " << a << b << std::endl
+  #define DBGVALUE(a) std::cout << "DBG: " <<  #a << ": " << a << std::endl
+  #define DBGCONT(a) std::cout << "DBG: container " << #a << " -> "; for (auto x : a) std::cout << x << ","; std::cout << std::endl
+#else
+  #define DBG(a) (void) 0
+  #define DBGMSG(a, b) (void) 0
+  #define DBGVALUE(a) (void) 0
+  #define DBGCONT(a) (void) 0
+#endif
+
+// GUDHI_CHECK throw an exception on condition in debug mode, but does nothing in release mode
+#ifdef GUDHI_NDEBUG
+  #define GUDHI_CHECK(cond, excpt) if (cond) throw excpt
+#else
+  #define GUDHI_CHECK(cond, excpt) (void) 0
+#endif
+
+#endif  // DEBUG_UTILS_H_