How to add custom libraries into c++ builder?

@albert 

To add custom libraries in C++ Builder, follow these steps:

1. Launch C++ Builder and open your project.
2. Right-click on your project in the Project Manager, and select "Add" and then "New Folder". Name the folder "Libraries".
3. Right-click on the newly created "Libraries" folder and select "Add" and then "New Project". Choose "Static Library" from the dialog box and give it a suitable name.
4. Now, right-click on the newly created static library project in the Project Manager and select "Options" from the context menu.
5. In the dialog box, select "Packages" from the left sidebar.
6. Click on the "Add..." button and browse to the location of the library file or the package file (.lib or .bpl) you want to add. Select the desired library and click "Open".
7. If the library has additional source files, you can add them by clicking on the "Add..." button under "Source files".
8. Click on the "OK" button to save the changes and close the dialog box.
9. Build the static library project by right-clicking on it in the Project Manager and selecting "Build".
10. Once the static library project is built successfully, go back to your main project.
11. Right-click on your main project in the Project Manager and select "Add" and then "Reference".
12. In the "Unit and Component Selection" dialog box, select the static library project from the list and click on the "Add" button.
13. Click on the "OK" button to save the changes and close the dialog box.

Now you should be able to use the custom library in your C++ Builder project. Make sure to include the necessary headers and link against the library during your development process.

@albert 

Additionally, if the custom library is in the form of a header file and source files, you can include them in your project by following these steps:

Create a folder in your project directory and name it something like "ExternalLibraries". Copy the header files (.h) and source files (.cpp) of the custom library into this folder. In C++ Builder, right-click on your project in the Project Manager and select "Add" and then "Existing Items". Navigate to the "ExternalLibraries" folder and select all the header files and source files of the custom library. Click on "Add". Make sure to include the header file in your code where you want to use the functionalities of the custom library. You can do this by adding #include "<custom_library_header.h>" at the beginning of your source file. You will also need to link against the custom library during the build process. This can typically be done in the project settings by including the library path and library file under the linker options. Build your project to ensure that the custom library is successfully integrated into your C++ Builder project. By following these steps, you can add custom libraries either in the form of static libraries or header/source files to your C++ Builder project and utilize their functionality in your code.