1 files changed, 46 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/development/libraries/boost/cygwin-1.57.0-log-cygwin.patch b/nixpkgs/pkgs/development/libraries/boost/cygwin-1.57.0-log-cygwin.patch
new file mode 100644
index 000000000000..a7748ec58d82
--- /dev/null
+++ b/nixpkgs/pkgs/development/libraries/boost/cygwin-1.57.0-log-cygwin.patch
@@ -0,0 +1,46 @@
+--- boost_1_57_0/boost/log/detail/config.hpp	2014-10-29 19:19:00.000000000 -0500
++++ boost_1_57_0/boost/log/detail/config.hpp	2015-05-04 17:56:38.663746100 -0500
+@@ -96,11 +96,6 @@
+ #   define BOOST_LOG_BROKEN_CONSTANT_EXPRESSIONS
+ #endif
+ 
+-#if defined(__CYGWIN__)
+-    // Boost.ASIO is broken on Cygwin
+-#   define BOOST_LOG_NO_ASIO
+-#endif
+-
+ #if !defined(BOOST_LOG_USE_NATIVE_SYSLOG) && defined(BOOST_LOG_NO_ASIO)
+ #   ifndef BOOST_LOG_WITHOUT_SYSLOG
+ #       define BOOST_LOG_WITHOUT_SYSLOG
+--- boost_1_57_0/libs/log/build/Jamfile.v2	2014-10-29 19:19:00.000000000 -0500
++++ boost_1_57_0/libs/log/build/Jamfile.v2	2015-05-04 22:16:49.242537800 -0500
+@@ -170,10 +170,6 @@ project boost/log
+         <target-os>windows:<library>ws2_32
+         <target-os>windows:<library>mswsock
+ 
+-        <target-os>cygwin:<define>__USE_W32_SOCKETS
+-        <target-os>cygwin:<library>ws2_32
+-        <target-os>cygwin:<library>mswsock
+-
+         <target-os>linux:<library>rt
+         <target-os>linux:<define>_XOPEN_SOURCE=600
+         <target-os>linux:<define>_GNU_SOURCE=1
+--- boost_1_57_0/libs/log/src/windows_version.hpp	2014-10-29 19:19:00.000000000 -0500
++++ boost_1_57_0/libs/log/src/windows_version.hpp	2015-05-04 23:17:08.281597400 -0500
+@@ -18,7 +18,7 @@
+ 
+ #include <boost/log/detail/config.hpp>
+ 
+-#if defined(BOOST_WINDOWS) || defined(__CYGWIN__)
++#if defined(BOOST_WINDOWS)
+ 
+ #if defined(BOOST_LOG_USE_WINNT6_API)
+ 
+@@ -50,6 +50,6 @@
+ #define WIN32_LEAN_AND_MEAN
+ #endif
+ 
+-#endif // defined(BOOST_WINDOWS) || defined(__CYGWIN__)
++#endif // defined(BOOST_WINDOWS)
+ 
+ #endif // BOOST_LOG_WINDOWS_VERSION_HPP_INCLUDED_