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root/usr/lib/libc/stdio/stdio.c/* [<][>][^][v][top][bottom][index][help] */DEFINITIONSThis source file includes following definitions.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 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 3. Neither the name of the University nor the names of its contributors 17 * may be used to endorse or promote products derived from this software 18 * without specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30 * SUCH DAMAGE. 31 */ 32 33 #include <fcntl.h> 34 #include <unistd.h> 35 #include <stdio.h> 36 #include "local.h" 37 38 /* 39 * Small standard I/O/seek/close functions. 40 * These maintain the `known seek offset' for seek optimisation. 41 */ 42 int 43 __sread(fp, buf, n) 44 FILE *fp; 45 char *buf; 46 int n; 47 { 48 return (read(fp->_file, buf, n)); 49 } 50 51 int 52 __swrite(fp, buf, n) 53 FILE *fp; 54 char const *buf; 55 int n; 56 { 57 if (fp->_flags & __SAPP) 58 (void) lseek(fp->_file, (off_t)0, SEEK_END); 59 return (write(fp->_file, buf, n)); 60 } 61 62 fpos_t 63 __sseek(fp, offset, whence) 64 FILE *fp; 65 fpos_t offset; 66 int whence; 67 { 68 return (lseek(fp->_file, (off_t)offset, whence)); 69 } 70 71 int 72 __sclose(fp) 73 FILE *fp; 74 { 75 return (close(fp->_file)); 76 } /* [<][>][^][v][top][bottom][index][help] */ | |||
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