[CMAKE] Update build on recent Haiku

This patch updates cmake build scripts to build on Haiku. It adds Haiku x86_64 to config.guess. Please consider reviewing. Pathc by Jérôme Duval. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@262038 91177308-0d34-0410-b5e6-96231b3b80d8
atgreen · Feb 26, 2016 · 59e23fa · 59e23fa
1 parent 3d8c62e
commit 59e23fa
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Showing 4 changed files with 8 additions and 3 deletions.
diff --git a/cmake/config-ix.cmake b/cmake/config-ix.cmake
@@ -13,7 +13,7 @@ include(TestBigEndian)
 
 include(HandleLLVMStdlib)
 
-if( UNIX AND NOT BEOS )
+if( UNIX AND NOT (BEOS OR HAIKU) )
   # Used by check_symbol_exists:
   set(CMAKE_REQUIRED_LIBRARIES m)
 endif()

diff --git a/cmake/config.guess b/cmake/config.guess
@@ -1203,6 +1203,9 @@ EOF
     BePC:Haiku:*:*)	# Haiku running on Intel PC compatible.
 	echo i586-pc-haiku
 	exit ;;
+    x86_64:Haiku:*:*) # Haiku running on x86_64.
+	echo x86_64-unknown-haiku
+	exit ;;
     SX-4:SUPER-UX:*:*)
 	echo sx4-nec-superux${UNAME_RELEASE}
 	exit ;;

diff --git a/include/llvm/Support/Host.h b/include/llvm/Support/Host.h
@@ -16,7 +16,7 @@
 
 #include "llvm/ADT/StringMap.h"
 
-#if defined(__linux__) || defined(__GNU__)
+#if defined(__linux__) || defined(__GNU__) || defined(__HAIKU__)
 #include <endian.h>
 #else
 #if !defined(BYTE_ORDER) && !defined(LLVM_ON_WIN32)

diff --git a/lib/Support/CMakeLists.txt b/lib/Support/CMakeLists.txt
@@ -23,7 +23,9 @@ elseif( CMAKE_HOST_UNIX )
   if ( LLVM_ENABLE_ZLIB AND HAVE_LIBZ )
     set(system_libs ${system_libs} z)
   endif()
-  set(system_libs ${system_libs} m)
+  if( UNIX AND NOT (BEOS OR HAIKU) )
+    set(system_libs ${system_libs} m)
+  endif()
 endif( MSVC OR MINGW )
 
 add_llvm_library(LLVMSupport