From d9cc1a6986188a97e09e4c8cef46c34eee5f9cd2 Mon Sep 17 00:00:00 2001
From: Chris Dyer <cdyer@Chriss-MacBook-Air.local>
Date: Sun, 10 Nov 2013 00:58:44 -0500
Subject: guard against direct includes of tr1

---
 word-aligner/fast_align.cc |  8 ++++++--
 word-aligner/ttables.cc    |  1 -
 word-aligner/ttables.h     | 11 ++++++++---
 3 files changed, 14 insertions(+), 6 deletions(-)

(limited to 'word-aligner')

diff --git a/word-aligner/fast_align.cc b/word-aligner/fast_align.cc
index fddcba9c..589ca62d 100644
--- a/word-aligner/fast_align.cc
+++ b/word-aligner/fast_align.cc
@@ -1,7 +1,12 @@
 #include <iostream>
 #include <cmath>
 #include <utility>
-#include <tr1/unordered_map>
+#ifdef HAVE_CXX11
+# include <unordered_map>
+#else
+# include <tr1/unordered_map>
+namespace std { using std::tr1::unordered_map; }
+#endif
 
 #include <boost/functional/hash.hpp>
 #include <boost/program_options.hpp>
@@ -17,7 +22,6 @@
 
 namespace po = boost::program_options;
 using namespace std;
-using namespace std::tr1;
 
 bool InitCommandLine(int argc, char** argv, po::variables_map* conf) {
   po::options_description opts("Configuration options");
diff --git a/word-aligner/ttables.cc b/word-aligner/ttables.cc
index c177aa30..a56bbcef 100644
--- a/word-aligner/ttables.cc
+++ b/word-aligner/ttables.cc
@@ -5,7 +5,6 @@
 #include "dict.h"
 
 using namespace std;
-using namespace std::tr1;
 
 void TTable::DeserializeProbsFromText(std::istream* in) {
   int c = 0;
diff --git a/word-aligner/ttables.h b/word-aligner/ttables.h
index 507f591a..1785e064 100644
--- a/word-aligner/ttables.h
+++ b/word-aligner/ttables.h
@@ -2,7 +2,12 @@
 #define _TTABLES_H_
 
 #include <iostream>
-#include <tr1/unordered_map>
+#ifdef HAVE_CXX11
+# include <unordered_map>
+#else
+# include <tr1/unordered_map>
+namespace std { using std::tr1::unordered_map; }
+#endif
 
 #include "sparse_vector.h"
 #include "m.h"
@@ -12,8 +17,8 @@
 class TTable {
  public:
   TTable() {}
-  typedef std::tr1::unordered_map<WordID, double> Word2Double;
-  typedef std::tr1::unordered_map<WordID, Word2Double> Word2Word2Double;
+  typedef std::unordered_map<WordID, double> Word2Double;
+  typedef std::unordered_map<WordID, Word2Double> Word2Word2Double;
   inline double prob(const int& e, const int& f) const {
     const Word2Word2Double::const_iterator cit = ttable.find(e);
     if (cit != ttable.end()) {
-- 
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