/* * Copyright (c) 1990 The Regents of the University of California. * All rights reserved. * * Redistribution and use in source and binary forms are permitted * provided that the above copyright notice and this paragraph are * duplicated in all such forms and that any documentation, * advertising materials, and other materials related to such * distribution and use acknowledge that the software was developed * by the University of California, Berkeley. The name of the * University may not be used to endorse or promote products derived * from this software without specific prior written permission. * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. * * @(#)stdio.h 5.3 (Berkeley) 3/15/86 */ /* * 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. */ #ifndef _STDIO_H_ #ifdef __cplusplus extern "C" { #endif #define _STDIO_H_ #include "_ansi.h" #define _FSTDIO /* ``function stdio'' */ #define __need_size_t #include #define __need___va_list #include /* * defines __sFILE, _fpos_t. * They must be defined there because struct _reent needs them (and we don't * want reent.h to include this file. */ #include typedef _fpos_t fpos_t; typedef struct __sFILE FILE; #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 - so must write to end */ #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 => fgetline modified _p text */ #if defined(__CYGWIN__) || defined(__CYGWIN32__) #define __SCLE 0x4000 /* convert line endings CR/LF <-> NL */ #endif /* * The following three definitions are for ANSI C, which took them * from System V, which stupidly 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 these happen to match their counterparts above, the * implementation does not rely on that (so these could be renumbered). */ #define _IOFBF 0 /* setvbuf should set fully buffered */ #define _IOLBF 1 /* setvbuf should set line buffered */ #define _IONBF 2 /* setvbuf should set unbuffered */ #ifndef NULL #define NULL 0 #endif #define BUFSIZ 1024 #define EOF (-1) #define FOPEN_MAX 20 /* must be <= OPEN_MAX */ #define FILENAME_MAX 1024 /* must be <= PATH_MAX */ #define L_tmpnam 1024 /* XXX must be == PATH_MAX */ #ifndef __STRICT_ANSI__ #define P_tmpdir "/tmp" #endif #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 #define TMP_MAX 26 #define stdin (_impure_ptr->_stdin) #define stdout (_impure_ptr->_stdout) #define stderr (_impure_ptr->_stderr) #define _stdin_r(x) ((x)->_stdin) #define _stdout_r(x) ((x)->_stdout) #define _stderr_r(x) ((x)->_stderr) /* * Functions defined in ANSI C standard. */ #ifdef __GNUC__ #define __VALIST __gnuc_va_list #else #define __VALIST char* #endif #ifndef _REENT_ONLY int _EXFUN(remove, (const char *)); int _EXFUN(rename, (const char *, const char *)); #endif char * _EXFUN(tempnam, (const char *, const char *)); FILE * _EXFUN(tmpfile, (void)); char * _EXFUN(tmpnam, (char *)); int _EXFUN(fclose, (FILE *)); int _EXFUN(fflush, (FILE *)); FILE * _EXFUN(freopen, (const char *, const char *, FILE *)); void _EXFUN(setbuf, (FILE *, char *)); int _EXFUN(setvbuf, (FILE *, char *, int, size_t)); int _EXFUN(fprintf, (FILE *, const char *, ...)); int _EXFUN(fscanf, (FILE *, const char *, ...)); int _EXFUN(printf, (const char *, ...)); int _EXFUN(scanf, (const char *, ...)); int _EXFUN(sscanf, (const char *, const char *, ...)); int _EXFUN(vfprintf, (FILE *, const char *, __VALIST)); int _EXFUN(vprintf, (const char *, __VALIST)); int _EXFUN(vsprintf, (char *, const char *, __VALIST)); int _EXFUN(vsnprintf, (char *, size_t, const char *, __VALIST)); int _EXFUN(fgetc, (FILE *)); char * _EXFUN(fgets, (char *, int, FILE *)); int _EXFUN(fputc, (int, FILE *)); int _EXFUN(fputs, (const char *, FILE *)); int _EXFUN(getc, (FILE *)); int _EXFUN(getchar, (void)); char * _EXFUN(gets, (char *)); int _EXFUN(putc, (int, FILE *)); int _EXFUN(putchar, (int)); int _EXFUN(puts, (const char *)); int _EXFUN(ungetc, (int, FILE *)); size_t _EXFUN(fread, (_PTR, size_t _size, size_t _n, FILE *)); size_t _EXFUN(fwrite, (const _PTR , size_t _size, size_t _n, FILE *)); int _EXFUN(fgetpos, (FILE *, fpos_t *)); int _EXFUN(fseek, (FILE *, long, int)); int _EXFUN(fsetpos, (FILE *, const fpos_t *)); long _EXFUN(ftell, ( FILE *)); void _EXFUN(rewind, (FILE *)); void _EXFUN(clearerr, (FILE *)); int _EXFUN(feof, (FILE *)); int _EXFUN(ferror, (FILE *)); void _EXFUN(perror, (const char *)); #ifndef _REENT_ONLY FILE * _EXFUN(fopen, (const char *_name, const char *_type)); int _EXFUN(sprintf, (char *, const char *, ...)); int _EXFUN(snprintf, (char *, size_t, const char *, ...)); #endif #ifndef __STRICT_ANSI__ int _EXFUN(vfiprintf, (FILE *, const char *, __VALIST)); int _EXFUN(iprintf, (const char *, ...)); int _EXFUN(fiprintf, (FILE *, const char *, ...)); int _EXFUN(siprintf, (char *, const char *, ...)); #endif /* * Routines in POSIX 1003.1. */ #ifndef __STRICT_ANSI__ #ifndef _REENT_ONLY FILE * _EXFUN(fdopen, (int, const char *)); #endif int _EXFUN(fileno, (FILE *)); int _EXFUN(getw, (FILE *)); int _EXFUN(pclose, (FILE *)); FILE * _EXFUN(popen, (const char *, const char *)); int _EXFUN(putw, (int, FILE *)); void _EXFUN(setbuffer, (FILE *, char *, int)); int _EXFUN(setlinebuf, (FILE *)); #endif /* * Recursive versions of the above. */ FILE * _EXFUN(_fdopen_r, (struct _reent *, int, const char *)); FILE * _EXFUN(_fopen_r, (struct _reent *, const char *, const char *)); int _EXFUN(_getchar_r, (struct _reent *)); char * _EXFUN(_gets_r, (struct _reent *, char *)); int _EXFUN(_iprintf_r, (struct _reent *, const char *, ...)); int _EXFUN(_mkstemp_r, (struct _reent *, char *)); char * _EXFUN(_mktemp_r, (struct _reent *, char *)); void _EXFUN(_perror_r, (struct _reent *, const char *)); int _EXFUN(_printf_r, (struct _reent *, const char *, ...)); int _EXFUN(_putchar_r, (struct _reent *, int)); int _EXFUN(_puts_r, (struct _reent *, const char *)); int _EXFUN(_remove_r, (struct _reent *, const char *)); int _EXFUN(_rename_r, (struct _reent *, const char *_old, const char *_new)); int _EXFUN(_scanf_r, (struct _reent *, const char *, ...)); int _EXFUN(_sprintf_r, (struct _reent *, char *, const char *, ...)); int _EXFUN(_snprintf_r, (struct _reent *, char *, size_t, const char *, ...)); char * _EXFUN(_tempnam_r, (struct _reent *, const char *, const char *)); FILE * _EXFUN(_tmpfile_r, (struct _reent *)); char * _EXFUN(_tmpnam_r, (struct _reent *, char *)); int _EXFUN(_vfprintf_r, (struct _reent *, FILE *, const char *, __VALIST)); int _EXFUN(_vprintf_r, (struct _reent *, const char *, __VALIST)); int _EXFUN(_vsprintf_r, (struct _reent *, char *, const char *, __VALIST)); int _EXFUN(_vsnprintf_r, (struct _reent *, char *, size_t, const char *, __VALIST)); /* * Routines internal to the implementation. */ int _EXFUN(__srget, (FILE *)); int _EXFUN(__swbuf, (int, FILE *)); /* * Stdio function-access interface. */ #ifndef __STRICT_ANSI__ FILE *_EXFUN(funopen,(const _PTR _cookie, int (*readfn)(_PTR _cookie, char *_buf, int _n), int (*writefn)(_PTR _cookie, const char *_buf, int _n), fpos_t (*seekfn)(_PTR _cookie, fpos_t _off, int _whence), int (*closefn)(_PTR _cookie))); #define fropen(cookie, fn) funopen(cookie, fn, (int (*)())0, (fpos_t (*)())0, (int (*)())0) #define fwopen(cookie, fn) funopen(cookie, (int (*)())0, fn, (fpos_t (*)())0, (int (*)())0) #endif /* * The __sfoo macros are here so that we can * define function versions in the C library. */ #define __sgetc_raw(p) (--(p)->_r < 0 ? __srget(p) : (int)(*(p)->_p++)) #ifdef __SCLE static __inline__ int __sgetc(FILE *__p) { int __c = __sgetc_raw(__p); if ((__p->_flags & __SCLE) && (__c == '\r')) { int __c2 = __sgetc_raw(__p); if (__c2 == '\n') __c = __c2; else ungetc(__c2, __p); } return __c; } #else #define __sgetc(p) __sgetc_raw(p) #endif #ifdef _never /* __GNUC__ */ /* If this inline is actually used, then systems using coff debugging info get hopelessly confused. 21sept93 rich@cygnus.com. */ 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_raw(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++)) #ifdef __SCLE #define __sputc(c, p) \ ((((p)->_flags & __SCLE) && ((c) == '\n')) \ ? __sputc_raw('\r', (p)) : 0 , \ __sputc_raw((c), (p))) #else #define __sputc(c, p) __sputc_raw(c, p) #endif #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) #define feof(p) __sfeof(p) #define ferror(p) __sferror(p) #define clearerr(p) __sclearerr(p) #if 0 /*ndef __STRICT_ANSI__ - FIXME: must initialize stdio first, use fn */ #define fileno(p) __sfileno(p) #endif #ifndef lint #define getc(fp) __sgetc(fp) #define putc(x, fp) __sputc(x, fp) #endif /* lint */ #define getchar() getc(stdin) #define putchar(x) putc(x, stdout) #ifndef __STRICT_ANSI__ /* fast always-buffered version, true iff error */ #define fast_putc(x,p) (--(p)->_w < 0 ? \ __swbuf((int)(x), p) == EOF : (*(p)->_p = (x), (p)->_p++, 0)) #define L_cuserid 9 /* posix says it goes in stdio.h :( */ #ifdef __CYGWIN32__ #define L_ctermid 16 #endif #endif #ifdef __cplusplus } #endif #endif /* _STDIO_H_ */