Cross-compiling on macos to mingw

[jayvdb]

Using x86_64-w64-mingw32-gcc on host macos building a rust wrapper for C project https://github.com/swift-nav/libsettings/ , the macos default /usr/bin/ar was being used and naturally failed.

CMakeError.log:

Compiling the C compiler identification source file "CMakeCCompilerId.c" failed.
Compiler: x86_64-w64-mingw32-gcc 
Build flags: ;-ffunction-sections;-fdata-sections;-m64
Id flags:  

The output was:
No such file or directory


Compiling the C compiler identification source file "CMakeCCompilerId.c" failed.
Compiler: x86_64-w64-mingw32-gcc 
Build flags: ;-ffunction-sections;-fdata-sections;-m64
Id flags: -c 

The output was:
No such file or directory


Compiling the C compiler identification source file "CMakeCCompilerId.c" failed.
Compiler: x86_64-w64-mingw32-gcc 
Build flags: ;-ffunction-sections;-fdata-sections;-m64
Id flags: -Aa 

The output was:
No such file or directory


Compiling the C compiler identification source file "CMakeCCompilerId.c" failed.
Compiler: x86_64-w64-mingw32-gcc 
Build flags: ;-ffunction-sections;-fdata-sections;-m64
Id flags: -D__CLASSIC_C__ 

The output was:
No such file or directory


Compiling the C compiler identification source file "CMakeCCompilerId.c" failed.
Compiler: x86_64-w64-mingw32-gcc 
Build flags: ;-ffunction-sections;-fdata-sections;-m64
Id flags: --target=arm-arm-none-eabi;-mcpu=cortex-m3 

The output was:
No such file or directory


Compiling the C compiler identification source file "CMakeCCompilerId.c" failed.
Compiler: x86_64-w64-mingw32-gcc 
Build flags: ;-ffunction-sections;-fdata-sections;-m64
Id flags: -c;-I__does_not_exist__ 

The output was:
No such file or directory


Compiling the C compiler identification source file "CMakeCCompilerId.c" failed.
Compiler: x86_64-w64-mingw32-gcc 
Build flags: 
Id flags:  

The output was:
No such file or directory


Compiling the C compiler identification source file "CMakeCCompilerId.c" failed.
Compiler: x86_64-w64-mingw32-gcc 
Build flags: 
Id flags: -c 

The output was:
No such file or directory


Compiling the C compiler identification source file "CMakeCCompilerId.c" failed.
Compiler: x86_64-w64-mingw32-gcc 
Build flags: 
Id flags: -Aa 

The output was:
No such file or directory


Compiling the C compiler identification source file "CMakeCCompilerId.c" failed.
Compiler: x86_64-w64-mingw32-gcc 
Build flags: 
Id flags: -D__CLASSIC_C__ 

The output was:
No such file or directory


Compiling the C compiler identification source file "CMakeCCompilerId.c" failed.
Compiler: x86_64-w64-mingw32-gcc 
Build flags: 
Id flags: --target=arm-arm-none-eabi;-mcpu=cortex-m3 

The output was:
No such file or directory


Compiling the C compiler identification source file "CMakeCCompilerId.c" failed.
Compiler: x86_64-w64-mingw32-gcc 
Build flags: 
Id flags: -c;-I__does_not_exist__ 

The output was:
No such file or directory


Checking whether the C compiler is IAR using "" did not match "IAR .+ Compiler":
Checking whether the C compiler is IAR using "" did not match "IAR .+ Compiler":
Compiling the CXX compiler identification source file "CMakeCXXCompilerId.cpp" failed.
Compiler: x86_64-w64-mingw32-g++ 
Build flags: ;-ffunction-sections;-fdata-sections;-m64
Id flags:  

The output was:
No such file or directory


Compiling the CXX compiler identification source file "CMakeCXXCompilerId.cpp" failed.
Compiler: x86_64-w64-mingw32-g++ 
Build flags: ;-ffunction-sections;-fdata-sections;-m64
Id flags: -c 

The output was:
No such file or directory


Compiling the CXX compiler identification source file "CMakeCXXCompilerId.cpp" failed.
Compiler: x86_64-w64-mingw32-g++ 
Build flags: ;-ffunction-sections;-fdata-sections;-m64
Id flags: --c++ 

The output was:
No such file or directory


Compiling the CXX compiler identification source file "CMakeCXXCompilerId.cpp" failed.
Compiler: x86_64-w64-mingw32-g++ 
Build flags: ;-ffunction-sections;-fdata-sections;-m64
Id flags: --ec++ 

The output was:
No such file or directory


Compiling the CXX compiler identification source file "CMakeCXXCompilerId.cpp" failed.
Compiler: x86_64-w64-mingw32-g++ 
Build flags: ;-ffunction-sections;-fdata-sections;-m64
Id flags: --target=arm-arm-none-eabi;-mcpu=cortex-m3 

The output was:
No such file or directory


Compiling the CXX compiler identification source file "CMakeCXXCompilerId.cpp" failed.
Compiler: x86_64-w64-mingw32-g++ 
Build flags: ;-ffunction-sections;-fdata-sections;-m64
Id flags: -c;-I__does_not_exist__ 

The output was:
No such file or directory


Compiling the CXX compiler identification source file "CMakeCXXCompilerId.cpp" failed.
Compiler: x86_64-w64-mingw32-g++ 
Build flags: 
Id flags:  

The output was:
No such file or directory


Compiling the CXX compiler identification source file "CMakeCXXCompilerId.cpp" failed.
Compiler: x86_64-w64-mingw32-g++ 
Build flags: 
Id flags: -c 

The output was:
No such file or directory


Compiling the CXX compiler identification source file "CMakeCXXCompilerId.cpp" failed.
Compiler: x86_64-w64-mingw32-g++ 
Build flags: 
Id flags: --c++ 

The output was:
No such file or directory


Compiling the CXX compiler identification source file "CMakeCXXCompilerId.cpp" failed.
Compiler: x86_64-w64-mingw32-g++ 
Build flags: 
Id flags: --ec++ 

The output was:
No such file or directory


Compiling the CXX compiler identification source file "CMakeCXXCompilerId.cpp" failed.
Compiler: x86_64-w64-mingw32-g++ 
Build flags: 
Id flags: --target=arm-arm-none-eabi;-mcpu=cortex-m3 

The output was:
No such file or directory


Compiling the CXX compiler identification source file "CMakeCXXCompilerId.cpp" failed.
Compiler: x86_64-w64-mingw32-g++ 
Build flags: 
Id flags: -c;-I__does_not_exist__ 

The output was:
No such file or directory


Checking whether the CXX compiler is IAR using "" did not match "IAR .+ Compiler":
Checking whether the CXX compiler is IAR using "" did not match "IAR .+ Compiler":
Detecting C compiler ABI info failed to compile with the following output:
Change Dir: /Users/john.vandenberg/work/libsettings/target/x86_64-pc-windows-gnu/debug/build/libsettings-d50eafd20c619d9e/out/build/CMakeFiles/CMakeTmp

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