Windows: cannot convert argument 2 from 'const std::filesystem::path::value_type *' to 'const char *'

Summary

C:\Code\caosdb\src\caosdb-cppinttest\test\test_clinkahead.cpp(594,3): error C2664: 'int linkahead_entity_entity_set_local_path(linkahead_entity_entity *,const char *)': cannot convert argument 2 from 'const std::filesystem::path::value_type *' to 'const char *' [C:\Code\caosdb\src\caosdb-cppinttest\build\test\test_clinkahead.vcxproj]
      C:\Code\caosdb\src\caosdb-cppinttest\test\test_clinkahead.cpp(594,84):
      Types pointed to are unrelated; conversion requires reinterpret_cast, C-style cast or parenthesized function-style cast
      C:\Users\Joscha\.conan2\p\b\linka662655cb599e2\p\include\clinkahead.h(481,5):
      see declaration of 'linkahead_entity_entity_set_local_path'
      C:\Code\caosdb\src\caosdb-cppinttest\test\test_clinkahead.cpp(594,3):
      while trying to match the argument list '(linkahead_entity_entity *, const std::filesystem::path::value_type *)'

C:\Code\caosdb\src\caosdb-cppinttest\test\test_clinkahead.cpp(621,17): error C2664: 'int linkahead_transaction_transaction_retrieve_and_download_file_by_id(linkahead_transaction_transaction *,const char *,const char *)': cannot convert argument 3 from 'const std::filesystem::path::value_type *' to 'const char *' [C:\Code\caosdb\src\caosdb-cppinttest\build\test\test_clinkahead.vcx 
proj]
      C:\Code\caosdb\src\caosdb-cppinttest\test\test_clinkahead.cpp(622,64):
      Types pointed to are unrelated; conversion requires reinterpret_cast, C-style cast or parenthesized function-style cast
      C:\Users\Joscha\.conan2\p\b\linka662655cb599e2\p\include\clinkahead.h(290,5):
      see declaration of 'linkahead_transaction_transaction_retrieve_and_download_file_by_id'
      C:\Code\caosdb\src\caosdb-cppinttest\test\test_clinkahead.cpp(621,17):
      while trying to match the argument list '(linkahead_transaction_transaction *, char *, const std::filesystem::path::value_type *)'

Cannot convert const wchar_t * to paramter type const char *

I.e., fs::path::c_str() returns a wide string on Windows.

Expected Behavior

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Actual Behavior

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Steps to Reproduce the Problem

Please describe, step by step, how others can reproduce the problem. Please try these steps for yourself on a clean system.

1. cmake --preset conan-default

Specifications

• Version: 0.3-dev
• Platform: Windows 11

Possible fixes

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