1 /** @file 2 Information local to this implementation of stdio, 3 in particular, function declarations and macros. 4 5 Copyright (c) 2010, Intel Corporation. All rights reserved.<BR> 6 This program and the accompanying materials are licensed and made available 7 under the terms and conditions of the BSD License that accompanies this 8 distribution. The full text of the license may be found at 9 http://opensource.org/licenses/bsd-license.php. 10 11 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, 12 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. 13 14 Copyright (c) 1990, 1993 15 The Regents of the University of California. All rights reserved. 16 17 This code is derived from software contributed to Berkeley by 18 Chris Torek. 19 20 Redistribution and use in source and binary forms, with or without 21 modification, are permitted provided that the following conditions 22 are met: 23 - Redistributions of source code must retain the above copyright 24 notice, this list of conditions and the following disclaimer. 25 - Redistributions in binary form must reproduce the above copyright 26 notice, this list of conditions and the following disclaimer in the 27 documentation and/or other materials provided with the distribution. 28 - Neither the name of the University nor the names of its contributors 29 may be used to endorse or promote products derived from this software 30 without specific prior written permission. 31 32 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 33 AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 34 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 35 ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE 36 LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 37 CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 38 SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 39 INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 40 CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 41 ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 42 POSSIBILITY OF SUCH DAMAGE. 43 44 NetBSD: local.h,v 1.20 2005/05/14 23:51:02 christos Exp 45 local.h 8.3 (Berkeley) 7/3/94 46 **/ 47 48 #include "wcio.h" 49 #include "fileext.h" 50 51 extern int __sflush(FILE *); 52 extern FILE *__sfp(void); 53 extern int __srefill(FILE *); 54 extern int __sread(void *, char *, int); 55 extern int __swrite(void *, char const *, int); 56 extern fpos_t __sseek(void *, fpos_t, int); 57 extern int __sclose(void *); 58 extern void __sinit(void); 59 extern void _cleanup(void); 60 //extern void (*__cleanup)(void); // Now in MainData.h. Ref. as gMD->cleanup 61 extern void __smakebuf(FILE *); 62 extern int __swhatbuf(FILE *, size_t *, int *); 63 extern int _fwalk(int (*)(FILE *)); 64 extern char *_mktemp(char *); 65 extern int __swsetup(FILE *); 66 extern int __sflags(const char *, int *); 67 extern int __svfscanf(FILE * __restrict, const char * __restrict, va_list) 68 __attribute__((__format__(__scanf__, 2, 0))); 69 extern int __svfscanf_unlocked(FILE * __restrict, const char * __restrict, va_list) 70 __attribute__((__format__(__scanf__, 2, 0))); 71 extern int __vfprintf_unlocked(FILE * __restrict, const char * __restrict, va_list); 72 73 74 extern int __sdidinit; 75 76 extern int __gettemp(char *, int *, int); 77 78 extern wint_t __fgetwc_unlock(FILE *); 79 extern wint_t __fputwc_unlock(wchar_t, FILE *); 80 81 extern char *__fgetstr(FILE * __restrict, size_t * __restrict, int); 82 extern int __slbexpand(FILE *, size_t); 83 extern int __vfwprintf_unlocked(FILE *, const wchar_t *, va_list); 84 extern int __vfwscanf_unlocked(FILE * __restrict, const wchar_t * __restrict, va_list); 85 86 /* 87 * Return true iff the given FILE cannot be written now. 88 */ 89 #define cantwrite(fp) \ 90 ((((fp)->_flags & __SWR) == 0 || (fp)->_bf._base == NULL) && __swsetup(fp)) 91 92 /* 93 * Test whether the given stdio file has an active ungetc buffer; 94 * release such a buffer, without restoring ordinary unread data. 95 */ 96 #define HASUB(fp) (_UB(fp)._base != NULL) 97 #define FREEUB(fp) { \ 98 if (_UB(fp)._base != (fp)->_ubuf) \ 99 free((char *)_UB(fp)._base); \ 100 _UB(fp)._base = NULL; \ 101 } 102 103 /* 104 * test for an fgetln() buffer. 105 */ 106 #define HASLB(fp) ((fp)->_lb._base != NULL) 107 #define FREELB(fp) { \ 108 free((char *)(fp)->_lb._base); \ 109 (fp)->_lb._base = NULL; \ 110 } 111 112 extern void __flockfile_internal (FILE *, int); 113 extern void __funlockfile_internal(FILE *, int); 114