| wbuf.c (92986) | wbuf.c (101776) |
|---|---|
| 1/*- 2 * Copyright (c) 1990, 1993 3 * The Regents of the University of California. All rights reserved. 4 * 5 * This code is derived from software contributed to Berkeley by 6 * Chris Torek. 7 * 8 * Redistribution and use in source and binary forms, with or without --- 24 unchanged lines hidden (view full) --- 33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 34 * SUCH DAMAGE. 35 */ 36 37#if defined(LIBC_SCCS) && !defined(lint) 38static char sccsid[] = "@(#)wbuf.c 8.1 (Berkeley) 6/4/93"; 39#endif /* LIBC_SCCS and not lint */ 40#include <sys/cdefs.h> | 1/*- 2 * Copyright (c) 1990, 1993 3 * The Regents of the University of California. All rights reserved. 4 * 5 * This code is derived from software contributed to Berkeley by 6 * Chris Torek. 7 * 8 * Redistribution and use in source and binary forms, with or without --- 24 unchanged lines hidden (view full) --- 33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 34 * SUCH DAMAGE. 35 */ 36 37#if defined(LIBC_SCCS) && !defined(lint) 38static char sccsid[] = "@(#)wbuf.c 8.1 (Berkeley) 6/4/93"; 39#endif /* LIBC_SCCS and not lint */ 40#include <sys/cdefs.h> |
| 41__FBSDID("$FreeBSD: head/lib/libc/stdio/wbuf.c 92986 2002-03-22 21:53:29Z obrien $"); | 41__FBSDID("$FreeBSD: head/lib/libc/stdio/wbuf.c 101776 2002-08-13 09:30:41Z tjr $"); |
| 42 43#include <stdio.h> 44#include "local.h" 45 46/* 47 * Write the given character into the (probably full) buffer for 48 * the given file. Flush the buffer out if it is or becomes full, 49 * or if c=='\n' and the file is line buffered. --- 14 unchanged lines hidden (view full) --- 64 * If we did not do this, a sufficient number of putc() 65 * calls might wrap _w from negative to positive. 66 */ 67 fp->_w = fp->_lbfsize; 68 if (cantwrite(fp)) 69 return (EOF); 70 c = (unsigned char)c; 71 | 42 43#include <stdio.h> 44#include "local.h" 45 46/* 47 * Write the given character into the (probably full) buffer for 48 * the given file. Flush the buffer out if it is or becomes full, 49 * or if c=='\n' and the file is line buffered. --- 14 unchanged lines hidden (view full) --- 64 * If we did not do this, a sufficient number of putc() 65 * calls might wrap _w from negative to positive. 66 */ 67 fp->_w = fp->_lbfsize; 68 if (cantwrite(fp)) 69 return (EOF); 70 c = (unsigned char)c; 71 |
| 72 ORIENT(fp, -1); 73 |
|
| 72 /* 73 * If it is completely full, flush it out. Then, in any case, 74 * stuff c into the buffer. If this causes the buffer to fill 75 * completely, or if c is '\n' and the file is line buffered, 76 * flush it (perhaps a second time). The second flush will always 77 * happen on unbuffered streams, where _bf._size==1; fflush() 78 * guarantees that putc() will always call wbuf() by setting _w 79 * to 0, so we need not do anything else. --- 14 unchanged lines hidden --- | 74 /* 75 * If it is completely full, flush it out. Then, in any case, 76 * stuff c into the buffer. If this causes the buffer to fill 77 * completely, or if c is '\n' and the file is line buffered, 78 * flush it (perhaps a second time). The second flush will always 79 * happen on unbuffered streams, where _bf._size==1; fflush() 80 * guarantees that putc() will always call wbuf() by setting _w 81 * to 0, so we need not do anything else. --- 14 unchanged lines hidden --- |