porting Unix programs to windows

Brian Dessent brian@dessent.net
Sun Feb 3 21:21:00 GMT 2008

Wei Le wrote:

> I tried to port Unix C programs to Windows VC using
> cygwin. I hope the programs can be compiled and linked
> correctly under VC. However,  it does not require that
> the programs run correctly.
> As the first step, I tried the compilation. I added
> sys/cygwin.h to the beginning of the unix C program.
> VC compiler reports errors:

You cannot use Cygwin that way.  You can't just drop a header in a
directory and expect it to work.  To use Cygwin you must use gcc and the
Cygwin runtime all as one unit, you cannot use any other runtime such as


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