![]() ![]() But DOS allows programs to access the console and video hardware. You can directly access the console. On Linux, you can create text-mode mode programs that draw to the terminal screen using a library like ncurses. ![]() Thus, DOS programs used one of four memory models (large, medium, compact, and small) depending on how much memory they needed. You need to remain aware of how much memory you use. Linux allows programs to use lots of memory, but FreeDOS is more limited.Programming in C on FreeDOS is basically the same as C programming on Linux, with two exceptions: On the Bonus CD, you can also find DJGPP (a 32-bit C compiler based on GNU GCC) and the IA-16 port of GCC (requires a '386 or better CPU to compile, but the generated programs can run on low-end systems). The FreeDOS 1.3 RC4 LiveCD includes two C compilers-Bruce's C compiler (a simple C compiler) and the OpenWatcom C compiler. So it's probably not surprising that FreeDOS 1.3 RC4 includes a C compiler-along with other programming languages. eBook: An introduction to programming with Bash.Try for free: Red Hat Learning Subscription. ![]()
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