Mail Archives: cygwin/2006/03/21/23:42:55
Paul J. Lucas wrote:
> Here's a small test program:
>
> #include <fcntl.h>
> #include <cstdlib>
> #include <iostream>
>
> using namespace std;
>
> int main() {
> int fd = ::open( "ESLF", O_RDONLY );
> if ( fd == -1 ) {
> cerr << "could not open ESLF file" << endl;
> ::exit( 1 );
> }
> char buf[ 64 ];
> ssize_t bytesRead = ::read( fd, buf, sizeof( buf ) );
> cout << "read " << bytesRead << " bytes" << endl;
> ::close( fd );
> }
>
> Here's the contents of a small biinary file "ESLF" (printed in hex bytes):
>
> 54 39 CA 1A 44
>
> When I compile the program as:
>
> g++ -o test test.cpp
>
> and run it, it prints "read 5 bytes" as one would expect. When I compile
> the program as:
>
> g++ -mno-cygwin -o test test.cpp
>
> and run it, it prints "read 3 bytes". Why? How do I teg it to read all
> 5 bytes?
Ask the MinGW llist, since -mno-cygwin simply enables you to run their
compiler "indirectly". As a result, questions about the MinGW compiler
are off-topic for this list, since it's not Cygwin.
See <http://mingw.org/>.
--
Larry Hall http://www.rfk.com
RFK Partners, Inc. (508) 893-9779 - RFK Office
838 Washington Street (508) 893-9889 - FAX
Holliston, MA 01746
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