http://www.ousob.com --- Legacy Redefined #include <extend50.h> #define ff _f_first #define open _topen #define close _tclose #define lseek _tlseek #define read _tread #define write _twrite #define create _tcreat #define unlink _tunlink extern int _topen( char*, int); extern int _tclose( int ); extern long _tlseek( int, long, int); extern int _tread( int, char*, int); extern int _twrite( int, char*, int); extern int _tcreat( char*, int); extern int _f_first(char *); extern int _tunlink(char *); #define O_WRONLY 0x0001 /* open for writing only */ #define O_RDWR 0x0002 /* open for reading and writing */ #define O_APPEND 0x0008 /* writes done at eof */ #define O_RDONLY 0x0000 /* open for reading only */ #define O_BINARY 0x8000 /* file mode is binary (untranslated) */ #define O_TEXT 0x4000 /* file mode is text (translated) */ #define O_CREAT 0x0100 /* create and open file */ #define O_TRUNC 0x0200 /* open and truncate */ #define O_EXCL 0x0400 /* open only if file doesn't already exist */ #define SH_COMPAT 0x00 /* compatibility mode */ #define SH_DENYRW 0x10 /* deny read/write mode */ #define SH_DENYWR 0x20 /* deny write mode */ #define SH_DENYRD 0x30 /* deny read mode */ #define SH_DENYNO 0x40 /* deny none mode */ #define S_IFMT 0170000 /* file type mask */ #define S_IFDIR 0040000 /* directory */ #define S_IFCHR 0020000 /* character special */ #define S_IFREG 0100000 /* regular */ #define S_IREAD 0000400 /* read permission, owner */ #define S_IWRITE 0000200 /* write permission, owner */ #define S_IEXEC 0000100 /* execute/search permission, owner */ #define BUFFSIZ 1024 CLIPPER b_fcopy() { int inHandle, outHandle, bytesRead, bytesWritten; int isTarget = 0; char buff[BUFFSIZ]; char *source = _parc(1); char *target = _parc(2); if( !ISCHAR(1) || !ISCHAR(2) ){ _retl(0); return; } if( !ff(source) ){ _retl(0); return; } if( ff(target) ){ isTarget = 1; } inHandle = open(source, O_BINARY | O_RDONLY | SH_DENYNO); if( inHandle == -1 ){ _retl(0); return; } if( isTarget ){ unlink(target); outHandle = create(target, O_BINARY | S_IFREG); } else{ outHandle = create(target, O_BINARY | S_IFREG); } if( outHandle == -1 ){ close(inHandle); _retl(0); return; } while( (bytesRead = read(inHandle, buff, BUFFSIZ)) != 0 ){ if( (bytesWritten = write(outHandle, buff, bytesRead)) == -1 ){ close(inHandle); close(outHandle); unlink(target); _retl(0); return; } } close(inHandle); close(outHandle); _retl(1); }