Link OpenBLAS to MinGW

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To link OpenBLAS with MinGW, you can follow these steps:

  1. Download and install MinGW: Visit the MinGW website (https://mingw-w64.org/doku.php) and download the appropriate version for your system. Follow the installation instructions to set up MinGW on your machine.

  2. Download OpenBLAS: Visit the OpenBLAS repository on GitHub (https://github.com/xianyi/OpenBLAS) and download the source code for the version you want to use. Extract the downloaded files to a directory on your computer.

  3. Build OpenBLAS: Open a command prompt and navigate to the directory where you extracted the OpenBLAS source code. Run the following commands to build OpenBLAS:

    bash
    mingw32-make

    This will compile the OpenBLAS library using MinGW.

  4. Install OpenBLAS: After the build is complete, run the following command to install OpenBLAS:

    bash
    mingw32-make PREFIX=/path/to/installation install

    Replace /path/to/installation with the directory where you want to install OpenBLAS.

  5. Link OpenBLAS with your project: To link OpenBLAS with your project, you need to include the OpenBLAS library and header files during the compilation process. Use the -L flag to specify the directory where OpenBLAS is installed, and use the -lopenblas flag to link against the OpenBLAS library. Here's an example compilation command:

    bash
    gcc -o my_program my_program.c -L/path/to/installation/lib -lopenblas

    Replace /path/to/installation with the actual installation directory of OpenBLAS.

    Note: Make sure to include the appropriate OpenBLAS header files in your code using #include directives.

That's it! You should now be able to link OpenBLAS with MinGW and use it in your project.