Tests: Avoid using CMake{Output,Error}.log files

These log files will soon go away, so avoid using them in tests.

Tests/CheckFortran.cmake

@@ -33,6 +33,7 @@ file(WRITE \"\${CMAKE_CURRENT_BINARY_DIR}/result.cmake\"
     RESULT_VARIABLE result
     )
   include(${CMAKE_CURRENT_BINARY_DIR}/CMakeFiles/CheckFortran/result.cmake OPTIONAL)
+  # FIXME: Replace with message(CONFIGURE_LOG) when CMake version is high enough.
   if(CMAKE_Fortran_COMPILER AND "${result}" STREQUAL "0")
     file(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeOutput.log
       "${_desc} passed with the following output:\n"

Tests/CheckSwift.cmake

@@ -42,6 +42,7 @@ file(WRITE \"\${CMAKE_CURRENT_BINARY_DIR}/result.cmake\"
 
   include(${CMAKE_CURRENT_BINARY_DIR}/CMakeFiles/CheckSwift/result.cmake
     OPTIONAL)
+  # FIXME: Replace with message(CONFIGURE_LOG) when CMake version is high enough.
   if(CMAKE_Swift_COMPILER AND "${result}" STREQUAL "0")
     file(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeOutput.log
       "${_desc} passed with the following output:\n"

Tests/FortranOnly/CMakeLists.txt

@@ -56,8 +56,6 @@ add_custom_target(checksayhello ALL
   )
 add_dependencies(checksayhello sayhello)
 
-set(err_log ${CMAKE_BINARY_DIR}/CMakeFiles/CMakeError.log)
-file(REMOVE "${err_log}")
 include(CheckFortranSourceCompiles)
 unset(HAVE_PRINT CACHE)
 CHECK_Fortran_SOURCE_COMPILES([[
@@ -66,10 +64,24 @@ CHECK_Fortran_SOURCE_COMPILES([[
       END
 ]] HAVE_PRINT)
 if(NOT HAVE_PRINT)
-  if(EXISTS "${err_log}")
+  set(configure_log "${CMAKE_BINARY_DIR}/CMakeFiles/CMakeConfigureLog.yaml")
-    file(READ "${err_log}" err)
+  if(EXISTS "${configure_log}")
+    file(READ "${configure_log}" log_content)
+  else()
+    set(log_content "")
+  endif()
+  if(log_content MATCHES [[(  -
+    kind: "try_compile-v1"(
++    [^
+]+)+
+    checks:
+      - "Performing Test HAVE_PRINT"(
++    [^
+]+)+)]])
+    set(err "${CMAKE_MATCH_1}")
+  else()
+    set(err "")
   endif()
-  string(REPLACE "\n" "\n  " err "  ${err}")
   message(SEND_ERROR "CHECK_Fortran_SOURCE_COMPILES for HAVE_PRINT failed:\n"
     "${err}")
 endif()

Tests/RunCMake/CTestCommandExpandLists/multipleExpandOptions-stdout.txt

@@ -1,2 +1 @@
 -- Configuring incomplete, errors occurred!
-See also ".*/Tests/RunCMake/CTestCommandExpandLists/multipleExpandOptions-build/CMakeFiles/CMakeOutput\.log".

Tests/RunCMake/try_compile/CMP0128-common.cmake

@@ -1,10 +1,6 @@
 cmake_policy(SET CMP0067 NEW)
 enable_language(CXX)
 
-# Isolate the one try_compile below in the error log.
-set(CMakeError_log "${CMAKE_BINARY_DIR}/CMakeFiles/CMakeError.log")
-file(REMOVE "${CMakeError_log}")
-
 # Add our own -std= flag to the try_compile check.
 set(CMAKE_REQUIRED_FLAGS -std=c++11)
 
@@ -24,8 +20,21 @@ int main()
 }
 " SRC_COMPILED)
 if(NOT SRC_COMPILED)
-  if(EXISTS "${CMakeError_log}")
+  message("Check failed to compile:")
-    file(READ "${CMakeError_log}" err_log)
+  set(configure_log "${CMAKE_BINARY_DIR}/CMakeFiles/CMakeConfigureLog.yaml")
+  if(EXISTS "${configure_log}")
+    file(READ "${configure_log}" log_content)
+  else()
+    set(log_content "")
+  endif()
+  if(log_content MATCHES [[(  -
+    kind: "try_compile-v1"(
++    [^
+]+)+
+    checks:
+      - "Performing Test SRC_COMPILED"(
++    [^
+]+)+)]])
+    message("${configure_log} contains:\n${CMAKE_MATCH_1}")
   endif()
-  message("${err_log}")
 endif()

Tests/SystemInformation/DumpInformation.cxx

@@ -63,13 +63,9 @@ int main(int, char* [])
     DumpInformation_BINARY_DIR "/OtherProperties.txt",
     DumpInformation_BINARY_DIR "/../../Source/cmConfigure.h",
     DumpInformation_BINARY_DIR "/../../CMakeCache.txt",
-    DumpInformation_BINARY_DIR "/../../CMakeFiles/CMakeOutput.log",
-    DumpInformation_BINARY_DIR "/../../CMakeFiles/CMakeError.log",
     DumpInformation_BINARY_DIR "/../../Bootstrap.cmk/cmake_bootstrap.log",
     DumpInformation_BINARY_DIR "/../../Source/cmsys/Configure.hxx",
     DumpInformation_BINARY_DIR "/../../Source/cmsys/Configure.h",
-    DumpInformation_BINARY_DIR "/CMakeFiles/CMakeOutput.log",
-    DumpInformation_BINARY_DIR "/CMakeFiles/CMakeError.log",
     0
   };