| 0,0 → 1,41 |
|---|
| /* Copyright (C) 1995 DJ Delorie, see COPYING.DJ for details */ |
| #include <libc/stubs.h> |
| #include <stdio.h> |
| #include <sys/types.h> |
| #include <sys/stat.h> |
| #include <stdlib.h> |
| #include <unistd.h> |
| #include <libc/file.h> |
| |
| int fflush(FILE *f) |
| { |
| char *base; |
| int n, rn; |
| if(!f) return 0; |
| if(f->std_ops && STM_OP(f,flush)) |
| return STM_OP(f,flush)(f); |
| if ((f->_flag&(_IONBF|_IOWRT))==_IOWRT |
| && (base = f->_base) != NULL |
| && (rn = n = f->_ptr - base) > 0) |
| { |
| f->_ptr = base; |
| f->_cnt = (f->_flag&(_IOLBF|_IONBF)) ? 0 : f->_bufsiz; |
| do { |
| n = write(fileno(f), base, rn); |
| if (n <= 0) { |
| f->_flag |= _IOERR; |
| return EOF; |
| } |
| rn -= n; |
| base += n; |
| } while (rn > 0); |
| _dosemu_flush(fileno(f)); |
| } |
| if (f->_flag & _IORW) |
| { |
| f->_cnt = 0; |
| f->_flag &= ~(_IOWRT|_IOREAD); |
| f->_ptr = f->_base; |
| } |
| return 0; |
| } |