# This file demonstrates a bug in CMake 2.6.0 with Xcode generator.
# The following TRY_RUN program will compile with Makefiles but
# not with Xcode 3.0.  It seems to be triggered by the use of
# double quote characters in the COMPILE_DEFINITIONS.
#
# Author: Matt Leotta (mleotta@lems.brown.edu)
# Date: July 9, 2008
# Platform: MacBook Pro (Intel)
# OS: Mac OS X 10.5.4 (Leopard)
# Xcode version 3.0
# CMake version 2.6.0
#
# ======================== Xcode Error message =================================
# Change Dir: /projects/test/my bin/CMakeFiles/CMakeTmp
#
# Run Build Command:/Applications/CMake\ 2.6-0.app/Contents/bin/cmakexbuild -project 
# CMAKE_TRY_COMPILE.xcodeproj build -target cmTryCompileExec -configuration Debug
# 2008-07-09 08:32:20.045 xcodebuild[4650:613] CFPropertyListCreateFromXMLData(): 
#         Old-style plist parser: missing semicolon in dictionary.
# 2008-07-09 08:32:20.046 xcodebuild[4650:613] XML parser error:
#         Unexpected character / at line 1
# Old-style plist parser error:
#         Missing ';' on line 168
# xcodebuild: Error: couldn't load project 
#         /projects/test/my bin/CMakeFiles/CMakeTmp/CMAKE_TRY_COMPILE.xcodeproj
# ==============================================================================


PROJECT(my_test)
CMAKE_MINIMUM_REQUIRED(VERSION 2.4.5)

# Write a simple test program with an include file
WRITE_FILE( ${CMAKE_BINARY_DIR}/CMakeTmp/my_include.h "#define TEST_VALUE 0\n")
WRITE_FILE( ${CMAKE_BINARY_DIR}/my_test.cxx "#include \"my_include.h\"\nint main() { return TEST_VALUE; }")

SET(INC_STRING "-I \"${CMAKE_BINARY_DIR}/CMakeTmp\"")
# Removing the quotes fixes the Xcode 3 bug, but this
# will fail if ${CMAKE_BINARY_DIR} contains an spaces
# SET(INC_STRING "-I ${CMAKE_BINARY_DIR}/CMakeTmp")


TRY_RUN(my_test my_test_COMPILED
        ${CMAKE_BINARY_DIR}
        ${CMAKE_BINARY_DIR}/my_test.cxx
        CMAKE_FLAGS -DCOMPILE_DEFINITIONS:STRING=${INC_STRING}
        OUTPUT_VARIABLE OUTPUT)


# Display the results of the test and write compilation errors to a log
IF(NOT my_test_COMPILED)
  MESSAGE("Performing Try-Run - Test Compilation Failed")
  WRITE_FILE(${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeError.log
             "Performing Try-Run my_test failed to compile with the following output:\n"
             "${OUTPUT}\n" APPEND)
ELSE(NOT my_test_COMPILED)
  IF(my_test)
    MESSAGE("The test compiled but failed at run time")
  ELSE(my_test)
    MESSAGE("The test compiled and passed")
  ENDIF(my_test)
ENDIF(NOT my_test_COMPILED)