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Mac OS X: Install GCC Compiler with Xcode.Download and Install C, C++ Compiler on Red Hat Enterprise Linux 5 (RHEL).CentOS / RHEL 7: Install GCC (C and C++ Compiler) and Development Tools.

Debian Linux Install GNU GCC Compiler and Development Environment.Ubuntu Linux Install GNU GCC Compiler and Development Environment.If you’re writing a Mac or iOS app with a GUI, you should load files using Cocoa’s NSBundle class or Core Foundation’s CFBundle functions.This entry is 5 of 13 in the Linux GNU/GCC Compilers Tutorial series.

Setting a custom working directory is something only command-line tool projects should use. Place the files you want to read in that directory, run your project, and your file reading experience should go much smoother. You can either enter the working directory path in the text field or click the Folder icon to choose the working directory.Īfter setting the custom working directory, build your project. Select the Use custom working directory: checkbox to tell Xcode to use a custom working directory for your project. Click the Options button to access the area of the scheme editor where you can set the current working directory. On the left side of the scheme editor is a list of steps. Your project will most likely have a different name than MyFirstProject. You can open the scheme editor by clicking MyFirstProject and choosing Edit Scheme. You can access the scheme editor from the project window toolbar. If you’re using Xcode 4 or 5, you can set the current working directory for your project from the scheme editor. If it doesn’t find the file there, it stops looking, and your program fails to open the file. The program looks only in the current directory for TestFile.txt. The code fails because the program can’t find the file TestFile.txt. Their code to open the file uses a relative path to the file, such as the following code: ifstream testFile Setting the Current Working Directory for Xcode Command-Line ProjectsĪ common problem for people using Xcode to write command-line C and C++ programs is not being able to read files.