Fix issue "print out missing path in read_lines" #12745.

[martin-s]

Describe the pull request

• What does your PR fix? Fixes Print out missing path in read_lines #12745

• Which triplets are supported/not supported? Have you updated the CI baseline?
  not relevant

• Does your PR follow the maintainer guide?
  yes

[ras0219-msft]

This seems good to me, thanks for the improvement!

[BillyONeal]

C:\Dev\vcpkg\toolsrc\include\vcpkg\base\strings.h(79,1): error C2665: 'vcpkg::Strings::details::append_internal': none of the 4 overloads could convert all the argument types (compiling source file ..\src\v
cpkg\base\files.cpp) [C:\Dev\vcpkg\toolsrc\windows-bootstrap\vcpkg.vcxproj]
C:\Dev\vcpkg\toolsrc\include\vcpkg\base\strings.h(54,17): message : could be 'void vcpkg::Strings::details::append_internal(std::string &,vcpkg::StringView)' (compiling source file ..\src\vcpkg\base\files.c
pp) [C:\Dev\vcpkg\toolsrc\windows-bootstrap\vcpkg.vcxproj]
C:\Dev\vcpkg\toolsrc\include\vcpkg\base\strings.h(53,17): message : or       'void vcpkg::Strings::details::append_internal(std::string &,const std::string &)' (compiling source file ..\src\vcpkg\base\files 
.cpp) [C:\Dev\vcpkg\toolsrc\windows-bootstrap\vcpkg.vcxproj]
C:\Dev\vcpkg\toolsrc\include\vcpkg\base\strings.h(52,17): message : or       'void vcpkg::Strings::details::append_internal(std::string &,const char *)' (compiling source file ..\src\vcpkg\base\files.cpp) [
C:\Dev\vcpkg\toolsrc\windows-bootstrap\vcpkg.vcxproj]
C:\Dev\vcpkg\toolsrc\include\vcpkg\base\strings.h(46,17): message : or       'void vcpkg::Strings::details::append_internal(std::string &,char)' (compiling source file ..\src\vcpkg\base\files.cpp) [C:\Dev\v
cpkg\toolsrc\windows-bootstrap\vcpkg.vcxproj]
C:\Dev\vcpkg\toolsrc\include\vcpkg\base\strings.h(79,1): message : while trying to match the argument list '(std::string, const Arg)' [C:\Dev\vcpkg\toolsrc\windows-bootstrap\vcpkg.vcxproj]
          with
          [
              Arg=std::basic_string<char8_t,std::char_traits<char8_t>,std::allocator<char8_t>>
          ] (compiling source file ..\src\vcpkg\base\files.cpp)
C:\Dev\vcpkg\toolsrc\include\vcpkg\base\strings.h(84): message : see reference to function template instantiation 'std::string &vcpkg::Strings::append<Arg>(std::string &,const Arg &)' being compiled [C:\Dev
\vcpkg\toolsrc\windows-bootstrap\vcpkg.vcxproj]
          with
          [
              Arg=std::basic_string<char8_t,std::char_traits<char8_t>,std::allocator<char8_t>>
          ] (compiling source file ..\src\vcpkg\base\files.cpp)
C:\Dev\vcpkg\toolsrc\include\vcpkg\base\strings.h(84): message : see reference to function template instantiation 'std::string &vcpkg::Strings::append<std::basic_string<char8_t,std::char_traits<char8_t>,std
::allocator<char8_t>>,char>(std::string &,const Arg &,const char &)' being compiled [C:\Dev\vcpkg\toolsrc\windows-bootstrap\vcpkg.vcxproj]
          with
          [
              Arg=std::basic_string<char8_t,std::char_traits<char8_t>,std::allocator<char8_t>>
          ] (compiling source file ..\src\vcpkg\base\files.cpp)
C:\Dev\vcpkg\toolsrc\include\vcpkg\base\strings.h(84): message : see reference to function template instantiation 'std::string &vcpkg::Strings::append<char[15],std::basic_string<char8_t,std::char_traits<cha
r8_t>,std::allocator<char8_t>>,char>(std::string &,const Arg (&),const std::basic_string<char8_t,std::char_traits<char8_t>,std::allocator<char8_t>> &,const char &)' being compiled [C:\Dev\vcpkg\toolsrc\wind
ows-bootstrap\vcpkg.vcxproj]
          with
          [
              Arg=char [15]
          ] (compiling source file ..\src\vcpkg\base\files.cpp)
C:\Dev\vcpkg\toolsrc\include\vcpkg\base\strings.h(91): message : see reference to function template instantiation 'std::string &vcpkg::Strings::append<char[9],char[15],std::basic_string<char8_t,std::char_tr
aits<char8_t>,std::allocator<char8_t>>,char>(std::string &,const Arg (&),const char (&)[15],const std::basic_string<char8_t,std::char_traits<char8_t>,std::allocator<char8_t>> &,const char &)' being compiled
 [C:\Dev\vcpkg\toolsrc\windows-bootstrap\vcpkg.vcxproj]
          with
          [
              Arg=char [9]
          ] (compiling source file ..\src\vcpkg\base\files.cpp)
C:\Dev\vcpkg\toolsrc\include\vcpkg\base\strings.h(99): message : see reference to function template instantiation 'std::string vcpkg::Strings::concat<char[9],char[15],std::basic_string<char8_t,std::char_tra
its<char8_t>,std::allocator<char8_t>>,char>(const char (&)[9],const char (&)[15],const std::basic_string<char8_t,std::char_traits<char8_t>,std::allocator<char8_t>> &,const char &)' being compiled (compiling 
 source file ..\src\vcpkg\base\files.cpp) [C:\Dev\vcpkg\toolsrc\windows-bootstrap\vcpkg.vcxproj]
C:\Dev\vcpkg\toolsrc\include\vcpkg\base\system.print.h(41): message : see reference to function template instantiation 'std::string vcpkg::Strings::concat_or_view<char[9],char[15],std::basic_string<char8_t,
std::char_traits<char8_t>,std::allocator<char8_t>>,char,void>(const char (&)[9],const char (&)[15],const std::basic_string<char8_t,std::char_traits<char8_t>,std::allocator<char8_t>> &,const char &)' being c
ompiled (compiling source file ..\src\vcpkg\base\files.cpp) [C:\Dev\vcpkg\toolsrc\windows-bootstrap\vcpkg.vcxproj]
C:\Dev\vcpkg\toolsrc\include\vcpkg\base\system.debug.h(20): message : see reference to function template instantiation 'void vcpkg::System::print2<char[9],char[15],std::basic_string<char8_t,std::char_traits
<char8_t>,std::allocator<char8_t>>,char>(const char (&)[9],const char (&)[15],const std::basic_string<char8_t,std::char_traits<char8_t>,std::allocator<char8_t>> &,const char &)' being compiled (compiling so
urce file ..\src\vcpkg\base\files.cpp) [C:\Dev\vcpkg\toolsrc\windows-bootstrap\vcpkg.vcxproj]
C:\Dev\vcpkg\toolsrc\src\vcpkg\base\files.cpp(485): message : see reference to function template instantiation 'void vcpkg::Debug::print<char[15],std::basic_string<char8_t,std::char_traits<char8_t>,std::all
ocator<char8_t>>,char>(const char (&)[15],const std::basic_string<char8_t,std::char_traits<char8_t>,std::allocator<char8_t>> &,const char &)' being compiled [C:\Dev\vcpkg\toolsrc\windows-bootstrap\vcpkg.vcx 
proj]

this change fails to build for me.

[BillyONeal]

#13489 Fixed here