Unbreak citing from bibliography environment

[lyx.git] / src / support / regex.h

diff --git a/src/support/regex.h b/src/support/regex.h
index 0826c9724ce6e82743e8bce9a6db0a4e1351fcfb..96498708fcee8047a44ab9ada5c369bfbb7c2f53 100644 (file)
--- a/src/support/regex.h
+++ b/src/support/regex.h
@@ -12,52 +12,45 @@
 #ifndef LYX_REGEXP_H
 #define LYX_REGEXP_H
 
-#include "checktr1.h"
-
-
-#define LYX_REGEX_TO_LYX(X) \
-    using X::regex; \
-    using X::smatch; \
-    using X::regex_replace; \
-    using X::basic_regex; \
-    using X::regex_error; \
-    using X::regex_search; \
-    using X::sregex_iterator; \
-    using X::match_results; \
-    \
-    namespace regex_constants \
-    { \
-        using namespace X::regex_constants; \
-        using X::regex_constants::match_flag_type; \
-    } \
-
-
-
-// TODO: only tested with msvc10
-#if defined(LYX_USE_TR1) && defined(_MSC_VER)
-
-#ifdef _MSC_VER
-#include <regex>
-#define match_partial _Match_partial // why is match_partial not public?
+#ifdef LYX_USE_STD_REGEX
+#  include <regex>
+// <regex> in gcc is unusable in versions less than 4.9.0
+// see https://gcc.gnu.org/bugzilla/show_bug.cgi?id=53631
+#  define LR_NS std
 #else
-#include <tr1/regexp>
+#  include <boost/regex.hpp>
+#  define LR_NS boost
 #endif
 
-namespace lyx
+namespace lyx {
+using LR_NS::regex;
+using LR_NS::regex_match;
+using LR_NS::regex_replace;
+using LR_NS::regex_search;
+using LR_NS::sregex_iterator;
+using LR_NS::smatch;
+using LR_NS::basic_regex;
+using LR_NS::regex_error;
+using LR_NS::match_results;
+
+namespace regex_constants
 {
-    LYX_REGEX_TO_LYX(std::tr1);    
-}
-
-#else 
+using namespace LR_NS::regex_constants;
+using LR_NS::regex_constants::match_flag_type;
+} // namespace regex_constants
 
-#include "boost/regex.hpp"
+} // namespace lyx
 
-namespace lyx
-{
-    LYX_REGEX_TO_LYX(boost);
-}
+#undef LR_NS
 
+#ifdef LYX_USE_STD_REGEX
+// Match Begin and End of String when using ECMAScript (default std::regex)
+#define REGEX_BOS "^"
+#define REGEX_EOS "$"
+#else
+// Match Begin and End of String when using Perl RE (default boost::regex)
+#define REGEX_BOS "\\`"
+#define REGEX_EOS "\\'"
 #endif
 
-
 #endif