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
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