contrib-json_spirit: adding library to reduce external dependencies
moreover, the current macports version is not usable due to a missing
header
Change-Id: I7cd80ecf17b1ca50e5c71badba56d0bf3d390f4f
diff --git a/contrib/json_spirit/json_spirit_error_position.h b/contrib/json_spirit/json_spirit_error_position.h
new file mode 100644
index 0000000..e6f63bb
--- /dev/null
+++ b/contrib/json_spirit/json_spirit_error_position.h
@@ -0,0 +1,54 @@
+#ifndef JSON_SPIRIT_ERROR_POSITION
+#define JSON_SPIRIT_ERROR_POSITION
+
+// Copyright John W. Wilkinson 2007 - 2011
+// Distributed under the MIT License, see accompanying file LICENSE.txt
+
+// json spirit version 4.05
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif
+
+#include <string>
+
+namespace json_spirit
+{
+ // An Error_position exception is thrown by the "read_or_throw" functions below on finding an error.
+ // Note the "read_or_throw" functions are around 3 times slower than the standard functions "read"
+ // functions that return a bool.
+ //
+ struct Error_position
+ {
+ Error_position();
+ Error_position( unsigned int line, unsigned int column, const std::string& reason );
+ bool operator==( const Error_position& lhs ) const;
+ unsigned int line_;
+ unsigned int column_;
+ std::string reason_;
+ };
+
+ inline Error_position::Error_position()
+ : line_( 0 )
+ , column_( 0 )
+ {
+ }
+
+ inline Error_position::Error_position( unsigned int line, unsigned int column, const std::string& reason )
+ : line_( line )
+ , column_( column )
+ , reason_( reason )
+ {
+ }
+
+ inline bool Error_position::operator==( const Error_position& lhs ) const
+ {
+ if( this == &lhs ) return true;
+
+ return ( reason_ == lhs.reason_ ) &&
+ ( line_ == lhs.line_ ) &&
+ ( column_ == lhs.column_ );
+ }
+}
+
+#endif