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C Program File-copy program which copies text, .com and .exe files */
Posted Date: 08 Jun 2008 Resource Type: Articles/Knowledge Sharing Category: Computer & Technology
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Posted By: Girish Patil Member Level: Diamond
Rating:  Points: 2
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/* File-copy program which copies text, .com and .exe files */
#include "fcntl.h"
#include "types.h" /* if present in sys directory use
"c:tc\\include\\sys\\types.h" */
#include "stat.h" /* if present in sys directory use
"c:\\tc\\include\\sys\\stat.h" */
main ( int argc, char *argv[ ] )
{
char buffer[ 512 ], source [ 128 ], target [ 128 ] ;
int inhandle, outhandle, bytes ;
printf ( "\nEnter source file name" ) ;
gets ( source ) ;
inhandle = open ( source, O_RDONLY | O_BINARY ) ;
if ( inhandle == -1 )
{
puts ( "Cannot open file" ) ;
exit( ) ;
}
printf ( "\nEnter target file name" ) ;
gets ( target ) ;
outhandle = open ( target, O_CREAT | O_BINARY | O_WRONLY, S_IWRITE ) ;
if ( inhandle == -1 )
{
puts ( "Cannot open file" ) ;
close ( inhandle ) ;
exit( ) ;
}
while ( 1 )
{
bytes = read ( inhandle, buffer, 512 ) ;
if ( bytes > 0 )
write ( outhandle, buffer, bytes ) ;
else
break ;
}
close ( inhandle ) ;
close ( outhandle ) ;
}
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