products/patches/cmake-3.12.1.patch

   1 diff -Naur --exclude=CVS --exclude=.git --exclude=.hg cmake-3.12.1.orig/Modules/CheckCXXCompilerFlag.cmake cmake-3.12.1.new/Modules/CheckCXXCompilerFlag.cmake
   2 --- cmake-3.12.1.orig/Modules/CheckCXXCompilerFlag.cmake        2018-08-09 15:14:07.000000000 +0300
   3 +++ cmake-3.12.1.new/Modules/CheckCXXCompilerFlag.cmake 2020-08-03 14:51:05.000000000 +0300
   4 @@ -43,8 +43,10 @@
   5     # Normalize locale during test compilation.
   6     set(_CheckCXXCompilerFlag_LOCALE_VARS LC_ALL LC_MESSAGES LANG)
   7     foreach(v ${_CheckCXXCompilerFlag_LOCALE_VARS})
   8 -     set(_CheckCXXCompilerFlag_SAVED_${v} "$ENV{${v}}")
   9 -     set(ENV{${v}} C)
  10 +     if("$ENV{${v}}")
  11 +       set(_CheckCXXCompilerFlag_SAVED_${v} "$ENV{${v}}")
  12 +       set(ENV{${v}} C)
  13 +     endif()
  14     endforeach()
  15     CHECK_COMPILER_FLAG_COMMON_PATTERNS(_CheckCXXCompilerFlag_COMMON_PATTERNS)
  16     CHECK_CXX_SOURCE_COMPILES("int main() { return 0; }" ${_RESULT}
  17 @@ -53,8 +55,10 @@
  18       ${_CheckCXXCompilerFlag_COMMON_PATTERNS}
  19       )
  20     foreach(v ${_CheckCXXCompilerFlag_LOCALE_VARS})
  21 -     set(ENV{${v}} ${_CheckCXXCompilerFlag_SAVED_${v}})
  22 -     unset(_CheckCXXCompilerFlag_SAVED_${v})
  23 +     if("${_CheckCXXCompilerFlag_SAVED_${v}}")
  24 +       set(ENV{${v}} ${_CheckCXXCompilerFlag_SAVED_${v}})
  25 +       unset(_CheckCXXCompilerFlag_SAVED_${v})
  26 +     endif()
  27     endforeach()
  28     unset(_CheckCXXCompilerFlag_LOCALE_VARS)
  29     unset(_CheckCXXCompilerFlag_COMMON_PATTERNS)