CMake: Remove failure message

When running CPack, PlatformHaiku is imported without
CMAKE_C(XX)_COMPILER being set. Do not fail in this case, just don't set
the variables.

dev-util/cmake/cmake-2.8.11.2.recipe

@@ -10,7 +10,7 @@ LICENSE="CMake"
 COPYRIGHT="2002-2013 Kitware, Inc., Insight Consortium, All rights reserved."
 SRC_URI="http://www.cmake.org/files/v2.8/cmake-2.8.11.2.tar.gz"
 CHECKSUM_MD5="6f5d7b8e7534a5d9e1a7664ba63cf882"
-REVISION="4"
+REVISION="5"
 ARCHITECTURES="?x86_gcc2 ?x86 ?x86_64"
 
 PROVIDES="

dev-util/cmake/patches/cmake-2.8.11.2.patchset

@@ -1651,7 +1651,7 @@ index 825f851..a3ebe24 100644
 1.8.3.4
 
 
-From dc8f5b4f8c63f27b4c155246f4614120fbb4fb8b Mon Sep 17 00:00:00 2001
+From 95e14820c12369366cffae5050efabebf5b51c0d Mon Sep 17 00:00:00 2001
 From: Adrien Destugues <pulkomandy@pulkomandy.tk>
 Date: Tue, 12 Nov 2013 15:48:13 +0100
 Subject: Fix compiler detection when distcc is involved
@@ -1661,10 +1661,10 @@ into another variable, with other arguments. Append CMAKE_CXX_COMPILER_ARG1
 to our compiler invocation to take this into account.
 
 diff --git a/Modules/Platform/Haiku.cmake b/Modules/Platform/Haiku.cmake
-index a3ebe24..0aae768 100644
+index a3ebe24..dd4c55e 100644
 --- a/Modules/Platform/Haiku.cmake
 +++ b/Modules/Platform/Haiku.cmake
-@@ -21,18 +21,29 @@ set(CMAKE_EXE_EXPORTS_C_FLAG "-Wl,--export-dynamic")
+@@ -21,18 +21,25 @@ set(CMAKE_EXE_EXPORTS_C_FLAG "-Wl,--export-dynamic")
  # "/boot/system/develop/lib/<subdir>/", which we assume to be the secondary
  # architecture specific subdirectory and extract the name of the architecture
  # accordingly.
@@ -1691,10 +1691,6 @@ index a3ebe24..0aae768 100644
    OUTPUT_STRIP_TRAILING_WHITESPACE)
  
 -string(REGEX MATCH ".*\nlibraries: =?([^\n]*:)?/boot/system/develop/lib/([^/]*)/(:[^\n]*)?\n.*" _dummy "\n${_HAIKU_SEARCH_DIRS}\n")
-+if(NOT 0 EQUAL _HAIKU_SEARCH_DIRS_FOUND)
-+	message(FATAL_ERROR "Could not determine secondary architecture directory for ${__HAIKU_COMPILER}.")
-+endif()
-+
 +string(REGEX MATCH "libraries: =?([^\n]*:)?/boot/system/develop/lib/([^/]*)/(:[^\n]*)?" _dummy "${_HAIKU_SEARCH_DIRS}")
  set(CMAKE_HAIKU_SECONDARY_ARCH "${CMAKE_MATCH_2}")