$NetBSD: patch-SConstruct,v 1.6 2017/05/29 14:44:47 ryoon Exp $

Add support for NetBSD/Dragonfly, fix locations.
Respect LDFLAGS and CXXFLAGS

--- SConstruct.orig	2017-04-20 21:43:42.000000000 +0000
+++ SConstruct
@@ -49,8 +49,12 @@ def get_running_os_name():
     running_os = os.sys.platform
     if running_os.startswith('linux'):
         running_os = 'linux'
+    elif running_os.startswith('dragonfly'):
+        running_os = 'dragonfly'
     elif running_os.startswith('freebsd'):
         running_os = 'freebsd'
+    elif running_os.startswith('netbsd'):
+        running_os = 'netbsd'
     elif running_os.startswith('openbsd'):
         running_os = 'openbsd'
     elif running_os == 'sunos5':
@@ -68,7 +72,7 @@ def env_get_os_name_wrapper(self):
 
 def is_os_raw(target_os, os_list_to_check):
     okay = False
-    posix_os_list = [ 'linux', 'openbsd', 'freebsd', 'osx', 'solaris' ]
+    posix_os_list = [ 'linux', 'openbsd', 'freebsd', 'osx', 'solaris', 'dragonfly', 'netbsd' ]
 
     for p in os_list_to_check:
         if p == 'posix' and target_os in posix_os_list:
@@ -892,6 +896,7 @@ envDict = dict(BUILD_ROOT=buildDir,
                INSTALL_DIR=installDir,
                CONFIG_HEADER_DEFINES={},
                LIBDEPS_TAG_EXPANSIONS=[],
+               ENV = os.environ,
                )
 
 env = Environment(variables=env_vars, **envDict)
@@ -1029,7 +1034,9 @@ def CheckForProcessor(context, which_arc
 os_macros = {
     "windows": "_WIN32",
     "solaris": "__sun",
+    "dragonfly": "__DragonFly__",
     "freebsd": "__FreeBSD__",
+    "netbsd": "__NetBSD__",
     "openbsd": "__OpenBSD__",
     "osx": "__APPLE__",
     "linux": "__linux__",
@@ -1360,7 +1367,7 @@ elif env['_LIBDEPS'] == '$_LIBDEPS_LIBS'
 
 libdeps.setup_environment(env, emitting_shared=(link_model.startswith("dynamic")))
 
-if env.TargetOSIs('linux', 'freebsd', 'openbsd'):
+if env.TargetOSIs('linux', 'dragonfly', 'freebsd', 'netbsd', 'openbsd'):
     env['LINK_LIBGROUP_START'] = '-Wl,--start-group'
     env['LINK_LIBGROUP_END'] = '-Wl,--end-group'
     env['LINK_WHOLE_ARCHIVE_START'] = '-Wl,--whole-archive'
@@ -1388,10 +1395,24 @@ if env.TargetOSIs('linux'):
 elif env.TargetOSIs('solaris'):
      env.Append( LIBS=["socket","resolv","lgrp"] )
 
+elif os.sys.platform.startswith( "dragonfly" ):
+    env.Append( CPPPATH=[ "@PREFIX@/include" ] )
+    env.Append( LIBPATH=[ "@PREFIX@/lib" ] )
+    env.Append( LIBS=[ "m" ] )
+    env.Append( LIBS=[ "kvm" ] )
+    env.Append( CPPDEFINES=[ "__dragonfly__" ] )
+
 elif env.TargetOSIs('freebsd'):
     env.Append( LIBS=[ "kvm" ] )
     env.Append( CCFLAGS=[ "-fno-omit-frame-pointer" ] )
 
+elif os.sys.platform.startswith( "netbsd" ):
+    env.Append( CPPPATH=[ "@PREFIX@/include" ] )
+    env.Append( LIBPATH=[ "@PREFIX@/lib" ] )
+    env.Append( LIBS=[ "m" ] )
+    env.Append( LIBS=[ "kvm" ] )
+    env.Append( CPPDEFINES=[ "__netbsd__" ] )
+
 elif env.TargetOSIs('openbsd'):
     env.Append( LIBS=[ "kvm" ] )
 
@@ -1570,6 +1591,9 @@ if env.TargetOSIs('posix'):
 
     env.Append( CXXFLAGS=["-Woverloaded-virtual"] )
     env.Append( LINKFLAGS=["-pthread"] )
+    env.Append( CPPDEFINES=["XP_UNIX=1"] )
+    env.Append( CXXFLAGS=os.environ['CXXFLAGS'] )
+    env.Append( LINKFLAGS=os.environ['LDFLAGS'] )
 
     # SERVER-9761: Ensure early detection of missing symbols in dependent libraries at program
     # startup.
@@ -2158,9 +2182,9 @@ def doConfigure(myenv):
     if usingLibStdCxx:
         def CheckModernLibStdCxx(context):
             test_body = """
-            #if !__has_include(<experimental/filesystem>)
-            #error "libstdc++ from GCC 5.3.0 or newer is required"
-            #endif
+            //#if !__has_include(<experimental/filesystem>)
+            //#error "libstdc++ from GCC 5.3.0 or newer is required"
+            //#endif
             """
 
             context.Message('Checking for libstdc++ 5.3.0 or better... ')
@@ -2764,6 +2788,7 @@ def doConfigure(myenv):
             # permit more than four parameters.
             "BOOST_THREAD_DONT_PROVIDE_VARIADIC_THREAD",
             "BOOST_SYSTEM_NO_DEPRECATED",
+            "BOOST_OPTIONAL_USE_SINGLETON_DEFINITION_OF_NONE",
         ]
     )
 
@@ -2830,7 +2855,7 @@ def doConfigure(myenv):
         myenv.ConfError("Couldn't find SASL header/libraries")
 
     # requires ports devel/libexecinfo to be installed
-    if env.TargetOSIs('freebsd', 'openbsd'):
+    if env.TargetOSIs('dragonfly', 'freebsd', 'netbsd', 'openbsd'):
         if not conf.CheckLib("execinfo"):
             myenv.ConfError("Cannot find libexecinfo, please install devel/libexecinfo.")