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--- Libc/Libc-391/include/stdio.h
+++ Libc/Libc-1669.40.2/include/stdio.h
@@ -1,15 +1,15 @@
/*
- * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 2000, 2005, 2007, 2009, 2010, 2023 Apple Inc. All rights reserved.
*
* @APPLE_LICENSE_HEADER_START@
- *
+ *
* This file contains Original Code and/or Modifications of Original Code
* as defined in and that are subject to the Apple Public Source License
* Version 2.0 (the 'License'). You may not use this file except in
* compliance with the License. Please obtain a copy of the License at
* http://www.opensource.apple.com/apsl/ and read it before using this
* file.
- *
+ *
* The Original Code and all software distributed under the License are
* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
@@ -17,7 +17,7 @@
* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
* Please see the License for the specific language governing rights and
* limitations under the License.
- *
+ *
* @APPLE_LICENSE_HEADER_END@
*/
/*-
@@ -58,373 +58,8 @@
* @(#)stdio.h 8.5 (Berkeley) 4/29/95
*/
-#ifndef _STDIO_H_
-#define _STDIO_H_
-
-#include <_types.h>
-#include <sys/cdefs.h>
-
-#ifndef _VA_LIST
-#define _VA_LIST
-/* DO NOT REMOVE THIS COMMENT: fixincludes needs to see:
- * __gnuc_va_list and include <stdarg.h> */
-typedef __darwin_va_list va_list;
-#endif
-
-#ifndef _SIZE_T
-#define _SIZE_T
-typedef __darwin_size_t size_t;
-#endif
-
-#ifndef NULL
-#define NULL __DARWIN_NULL
-#endif /* ! NULL */
-
-#if !defined(_ANSI_SOURCE) && !defined(__STRICT_ANSI__)
-typedef __darwin_off_t fpos_t;
-#else
-typedef __int64_t fpos_t;
-#endif
-
-#define _FSTDIO /* Define for new stdio with functions. */
-
-/*
- * NB: to fit things in six character monocase externals, the stdio
- * code uses the prefix `__s' for stdio objects, typically followed
- * by a three-character attempt at a mnemonic.
- */
-
-/* stdio buffers */
-struct __sbuf {
- unsigned char *_base;
- int _size;
-};
-
-/* hold a buncha junk that would grow the ABI */
-struct __sFILEX;
-
-/*
- * stdio state variables.
- *
- * The following always hold:
- *
- * if (_flags&(__SLBF|__SWR)) == (__SLBF|__SWR),
- * _lbfsize is -_bf._size, else _lbfsize is 0
- * if _flags&__SRD, _w is 0
- * if _flags&__SWR, _r is 0
- *
- * This ensures that the getc and putc macros (or inline functions) never
- * try to write or read from a file that is in `read' or `write' mode.
- * (Moreover, they can, and do, automatically switch from read mode to
- * write mode, and back, on "r+" and "w+" files.)
- *
- * _lbfsize is used only to make the inline line-buffered output stream
- * code as compact as possible.
- *
- * _ub, _up, and _ur are used when ungetc() pushes back more characters
- * than fit in the current _bf, or when ungetc() pushes back a character
- * that does not match the previous one in _bf. When this happens,
- * _ub._base becomes non-nil (i.e., a stream has ungetc() data iff
- * _ub._base!=NULL) and _up and _ur save the current values of _p and _r.
- *
- * NB: see WARNING above before changing the layout of this structure!
- */
-typedef struct __sFILE {
- unsigned char *_p; /* current position in (some) buffer */
- int _r; /* read space left for getc() */
- int _w; /* write space left for putc() */
- short _flags; /* flags, below; this FILE is free if 0 */
- short _file; /* fileno, if Unix descriptor, else -1 */
- struct __sbuf _bf; /* the buffer (at least 1 byte, if !NULL) */
- int _lbfsize; /* 0 or -_bf._size, for inline putc */
-
- /* operations */
- void *_cookie; /* cookie passed to io functions */
- int (*_close)(void *);
- int (*_read) (void *, char *, int);
- fpos_t (*_seek) (void *, fpos_t, int);
- int (*_write)(void *, const char *, int);
-
- /* separate buffer for long sequences of ungetc() */
- struct __sbuf _ub; /* ungetc buffer */
- struct __sFILEX *_extra; /* additions to FILE to not break ABI */
- int _ur; /* saved _r when _r is counting ungetc data */
-
- /* tricks to meet minimum requirements even when malloc() fails */
- unsigned char _ubuf[3]; /* guarantee an ungetc() buffer */
- unsigned char _nbuf[1]; /* guarantee a getc() buffer */
-
- /* separate buffer for fgetln() when line crosses buffer boundary */
- struct __sbuf _lb; /* buffer for fgetln() */
-
- /* Unix stdio files get aligned to block boundaries on fseek() */
- int _blksize; /* stat.st_blksize (may be != _bf._size) */
- fpos_t _offset; /* current lseek offset (see WARNING) */
-} FILE;
-
-__BEGIN_DECLS
-#if __DARWIN_UNIX03
-extern FILE *__stdinp;
-extern FILE *__stdoutp;
-extern FILE *__stderrp;
-#else /* !__DARWIN_UNIX03 */
-extern FILE __sF[];
-#endif /* __DARWIN_UNIX03 */
-__END_DECLS
-
-#define __SLBF 0x0001 /* line buffered */
-#define __SNBF 0x0002 /* unbuffered */
-#define __SRD 0x0004 /* OK to read */
-#define __SWR 0x0008 /* OK to write */
- /* RD and WR are never simultaneously asserted */
-#define __SRW 0x0010 /* open for reading & writing */
-#define __SEOF 0x0020 /* found EOF */
-#define __SERR 0x0040 /* found error */
-#define __SMBF 0x0080 /* _buf is from malloc */
-#define __SAPP 0x0100 /* fdopen()ed in append mode */
-#define __SSTR 0x0200 /* this is an sprintf/snprintf string */
-#define __SOPT 0x0400 /* do fseek() optimisation */
-#define __SNPT 0x0800 /* do not do fseek() optimisation */
-#define __SOFF 0x1000 /* set iff _offset is in fact correct */
-#define __SMOD 0x2000 /* true => fgetln modified _p text */
-#define __SALC 0x4000 /* allocate string space dynamically */
-#define __SIGN 0x8000 /* ignore this file in _fwalk */
-
-/*
- * The following three definitions are for ANSI C, which took them
- * from System V, which brilliantly took internal interface macros and
- * made them official arguments to setvbuf(), without renaming them.
- * Hence, these ugly _IOxxx names are *supposed* to appear in user code.
- *
- * Although numbered as their counterparts above, the implementation
- * does not rely on this.
- */
-#define _IOFBF 0 /* setvbuf should set fully buffered */
-#define _IOLBF 1 /* setvbuf should set line buffered */
-#define _IONBF 2 /* setvbuf should set unbuffered */
-
-#define BUFSIZ 1024 /* size of buffer used by setbuf */
-#define EOF (-1)
-
-/*
- * FOPEN_MAX is a minimum maximum, and is the number of streams that
- * stdio can provide without attempting to allocate further resources
- * (which could fail). Do not use this for anything.
- */
- /* must be == _POSIX_STREAM_MAX <limits.h> */
-#define FOPEN_MAX 20 /* must be <= OPEN_MAX <sys/syslimits.h> */
-#define FILENAME_MAX 1024 /* must be <= PATH_MAX <sys/syslimits.h> */
-
-/* System V/ANSI C; this is the wrong way to do this, do *not* use these. */
-#ifndef _ANSI_SOURCE
-#define P_tmpdir "/var/tmp/"
-#endif
-#define L_tmpnam 1024 /* XXX must be == PATH_MAX */
-#define TMP_MAX 308915776
-
-#ifndef SEEK_SET
-#define SEEK_SET 0 /* set file offset to offset */
-#endif
-#ifndef SEEK_CUR
-#define SEEK_CUR 1 /* set file offset to current plus offset */
-#endif
-#ifndef SEEK_END
-#define SEEK_END 2 /* set file offset to EOF plus offset */
-#endif
-
-#if __DARWIN_UNIX03
-#define stdin __stdinp
-#define stdout __stdoutp
-#define stderr __stderrp
-#else /* !__DARWIN_UNIX03 */
-#define stdin (&__sF[0])
-#define stdout (&__sF[1])
-#define stderr (&__sF[2])
-#endif /* __DARWIN_UNIX03 */
-
-/*
- * Functions defined in ANSI C standard.
- */
-__BEGIN_DECLS
-void clearerr(FILE *);
-int fclose(FILE *);
-int feof(FILE *);
-int ferror(FILE *);
-int fflush(FILE *);
-int fgetc(FILE *);
-int fgetpos(FILE * __restrict, fpos_t *);
-char *fgets(char * __restrict, int, FILE *);
-FILE *fopen(const char * __restrict, const char * __restrict);
-int fprintf(FILE * __restrict, const char * __restrict, ...) __DARWIN_LDBL_COMPAT(fprintf);
-int fputc(int, FILE *);
-int fputs(const char * __restrict, FILE * __restrict);
-size_t fread(void * __restrict, size_t, size_t, FILE * __restrict);
-FILE *freopen(const char * __restrict, const char * __restrict,
- FILE * __restrict) __DARWIN_ALIAS(freopen);
-int fscanf(FILE * __restrict, const char * __restrict, ...) __DARWIN_LDBL_COMPAT(fscanf);
-int fseek(FILE *, long, int);
-int fsetpos(FILE *, const fpos_t *);
-long ftell(FILE *);
-size_t fwrite(const void * __restrict, size_t, size_t, FILE * __restrict) __DARWIN_ALIAS(fwrite);
-int getc(FILE *);
-int getchar(void);
-char *gets(char *);
-#if !defined(_ANSI_SOURCE) && !defined(_POSIX_C_SOURCE)
-extern __const int sys_nerr; /* perror(3) external variables */
-extern __const char *__const sys_errlist[];
-#endif
-void perror(const char *);
-int printf(const char * __restrict, ...) __DARWIN_LDBL_COMPAT(printf);
-int putc(int, FILE *);
-int putchar(int);
-int puts(const char *);
-int remove(const char *);
-int rename (const char *, const char *);
-void rewind(FILE *);
-int scanf(const char * __restrict, ...) __DARWIN_LDBL_COMPAT(scanf);
-void setbuf(FILE * __restrict, char * __restrict);
-int setvbuf(FILE * __restrict, char * __restrict, int, size_t);
-int sprintf(char * __restrict, const char * __restrict, ...) __DARWIN_LDBL_COMPAT(sprintf);
-int sscanf(const char * __restrict, const char * __restrict, ...) __DARWIN_LDBL_COMPAT(sscanf);
-FILE *tmpfile(void);
-char *tmpnam(char *);
-int ungetc(int, FILE *);
-int vfprintf(FILE * __restrict, const char * __restrict, va_list) __DARWIN_LDBL_COMPAT(vfprintf);
-int vprintf(const char * __restrict, va_list) __DARWIN_LDBL_COMPAT(vprintf);
-int vsprintf(char * __restrict, const char * __restrict, va_list) __DARWIN_LDBL_COMPAT(vsprintf);
-#if !defined(_ANSI_SOURCE) && !defined(_POSIX_C_SOURCE)
-int asprintf(char **, const char *, ...) __DARWIN_LDBL_COMPAT(asprintf);
-int vasprintf(char **, const char *, va_list) __DARWIN_LDBL_COMPAT(vasprintf);
-#endif
-__END_DECLS
-
-/*
- * Functions defined in POSIX 1003.1.
- */
-#ifndef _ANSI_SOURCE
-#define L_cuserid 9 /* size for cuserid(); UT_NAMESIZE + 1 */
-#define L_ctermid 1024 /* size for ctermid(); PATH_MAX */
-
-__BEGIN_DECLS
-char *ctermid(char *);
-#ifndef _POSIX_C_SOURCE
-char *ctermid_r(char *);
-#endif /* not POSIX */
-FILE *fdopen(int, const char *);
-#ifndef _POSIX_C_SOURCE
-char *fgetln(FILE *, size_t *);
-#endif /* not POSIX */
-int fileno(FILE *);
-void flockfile(FILE *);
-#ifndef _POSIX_C_SOURCE
-__const char
- *fmtcheck(const char *, const char *);
-int fpurge(FILE *);
-#endif /* not POSIX */
-int fseeko(FILE *, fpos_t, int);
-fpos_t ftello(FILE *);
-int ftrylockfile(FILE *);
-void funlockfile(FILE *);
-int getc_unlocked(FILE *);
-int getchar_unlocked(void);
-#ifndef _POSIX_C_SOURCE
-int getw(FILE *);
-#endif /* not POSIX */
-int pclose(FILE *);
-FILE *popen(const char *, const char *);
-int putc_unlocked(int, FILE *);
-int putchar_unlocked(int);
-#ifndef _POSIX_C_SOURCE
-int putw(int, FILE *);
-void setbuffer(FILE *, char *, int);
-int setlinebuf(FILE *);
-#endif /* not POSIX */
-int snprintf(char * __restrict, size_t, const char * __restrict, ...) __DARWIN_LDBL_COMPAT(snprintf);
-char *tempnam(const char *, const char *);
-int vfscanf(FILE * __restrict, const char * __restrict, va_list) __DARWIN_LDBL_COMPAT(vfscanf);
-int vscanf(const char * __restrict, va_list) __DARWIN_LDBL_COMPAT(vscanf);
-int vsnprintf(char * __restrict, size_t, const char * __restrict, va_list) __DARWIN_LDBL_COMPAT(vsnprintf);
-int vsscanf(const char * __restrict, const char * __restrict, va_list) __DARWIN_LDBL_COMPAT(vsscanf);
-#ifndef _POSIX_C_SOURCE
-FILE *zopen(const char *, const char *, int);
-#endif /* not POSIX */
-__END_DECLS
-
-/*
- * Stdio function-access interface.
- */
-#ifndef _POSIX_C_SOURCE
-__BEGIN_DECLS
-FILE *funopen(const void *,
- int (*)(void *, char *, int),
- int (*)(void *, const char *, int),
- fpos_t (*)(void *, fpos_t, int),
- int (*)(void *));
-__END_DECLS
-#define fropen(cookie, fn) funopen(cookie, fn, 0, 0, 0)
-#define fwopen(cookie, fn) funopen(cookie, 0, fn, 0, 0)
-#endif /* not POSIX */
-#endif /* not ANSI */
-
-/*
- * Functions internal to the implementation.
- */
-__BEGIN_DECLS
-int __srget(FILE *);
-int __svfscanf(FILE *, const char *, va_list) __DARWIN_LDBL_COMPAT(__svfscanf);
-int __swbuf(int, FILE *);
-__END_DECLS
-
-/*
- * The __sfoo macros are here so that we can
- * define function versions in the C library.
- */
-#define __sgetc(p) (--(p)->_r < 0 ? __srget(p) : (int)(*(p)->_p++))
-#if defined(__GNUC__) && defined(__STDC__)
-static __inline int __sputc(int _c, FILE *_p) {
- if (--_p->_w >= 0 || (_p->_w >= _p->_lbfsize && (char)_c != '\n'))
- return (*_p->_p++ = _c);
- else
- return (__swbuf(_c, _p));
-}
-#else
-/*
- * This has been tuned to generate reasonable code on the vax using pcc.
- */
-#define __sputc(c, p) \
- (--(p)->_w < 0 ? \
- (p)->_w >= (p)->_lbfsize ? \
- (*(p)->_p = (c)), *(p)->_p != '\n' ? \
- (int)*(p)->_p++ : \
- __swbuf('\n', p) : \
- __swbuf((int)(c), p) : \
- (*(p)->_p = (c), (int)*(p)->_p++))
-#endif
-
-#define __sfeof(p) (((p)->_flags & __SEOF) != 0)
-#define __sferror(p) (((p)->_flags & __SERR) != 0)
-#define __sclearerr(p) ((void)((p)->_flags &= ~(__SERR|__SEOF)))
-#define __sfileno(p) ((p)->_file)
-
-#ifndef _ANSI_SOURCE
-#ifndef _POSIX_C_SOURCE
-#define feof_unlocked(p) __sfeof(p)
-#define ferror_unlocked(p) __sferror(p)
-#define clearerr_unlocked(p) __sclearerr(p)
-#define fileno_unlocked(p) __sfileno(p)
-#endif /* not POSIX */
-
-#ifndef lint
-#define getc_unlocked(fp) __sgetc(fp)
-#define putc_unlocked(x, fp) __sputc(x, fp)
-#endif /* lint */
-
-#define getchar_unlocked() getc_unlocked(stdin)
-#define putchar_unlocked(x) putc_unlocked(x, stdout)
-#endif /* not ANSI */
+#include <_stdio.h>
#ifdef _USE_EXTENDED_LOCALES_
#include <xlocale/_stdio.h>
#endif /* _USE_EXTENDED_LOCALES_ */
-
-#endif /* _STDIO_H_ */