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https://github.com/GnoConsortium/gno.git
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237 lines
7.3 KiB
C
237 lines
7.3 KiB
C
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/****************************************************************
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*
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* stdio.h - input/output facilities
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*
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* February 1989
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* Mike Westerfield
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*
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* Copyright 1989, 1993
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* Byte Works, Inc.
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*
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****************************************************************/
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#ifndef __stdio__
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#define __stdio__
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#ifndef _SYS_CDEFS_H_
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#include <sys/cdefs.h>
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#endif
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#ifndef _SYS_SYSLIMITS_H_
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#include <sys/syslimits.h>
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#endif
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/*
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* Misc.
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*/
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#ifndef __va_list__
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#define __va_list__
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typedef char *__va_list[2];
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#endif
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#ifndef EOF
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#define EOF (-1)
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#endif
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#ifndef NULL
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#define NULL (void *) 0L
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#endif
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#ifndef __size_t__
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#define __size_t__ 1
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typedef unsigned long size_t;
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#endif
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/* seek codes */
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#define SEEK_SET 0
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#define SEEK_CUR 1
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#define SEEK_END 2
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/*
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* Error handling
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*/
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#if !defined(__KeepNamespacePure__) && !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE)
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extern const int sys_nerr; /* largest index for sys_errlist */
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extern const char * const sys_errlist[]; /* error messages */
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#endif
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/*
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* files
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*/
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typedef struct __file {
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struct __file *next; /* next file in linked list */
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unsigned char *_ptr, /* next location to write to */
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*_base, /* first byte of the buffer */
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*_end; /* end of the file buffer */
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unsigned long _size, /* size of the file buffer */
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_cnt; /* # chars that can be read/writen to buffer */
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#if defined(__ORCAC_VERSION) && (__ORCAC_VERSION > 210)
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int _pbk[2]; /* put back character; changed in v2.1.1b2 */
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#else
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int _pbk; /* put back character */
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#endif
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unsigned int _flag, /* buffer flags */
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_file; /* GS/OS file ID */
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} FILE;
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#define BUFSIZ 1024 /* default buffer size */
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#define _LBUFSIZ 255 /* line buffer size */
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#define _IOFBF 0x0001 /* full buffering */
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#define _IONBF 0x0002 /* no buffering */
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#define _IOLBF 0x0004 /* flush when a \n is written */
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#define _IOREAD 0x0008 /* currently reading */
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#define _IOWRT 0x0010 /* currently writing */
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#define _IORW 0x0020 /* read/write enabled */
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#define _IOMYBUF 0x0040 /* buffer was allocated by stdio */
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#define _IOEOF 0x0080 /* has an EOF been found? */
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#define _IOERR 0x0100 /* has an error occurred? */
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#define _IOTEXT 0x0200 /* is this file a text file? */
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#define _IOTEMPFILE 0x0400 /* was this file created by tmpfile()? */
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extern FILE *stderr; /* standard I/O files */
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extern FILE *stdin;
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extern FILE *stdout;
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#define L_tmpnam 26 /* size of a temp name */
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#define TMP_MAX 10000 /* # of unique temp names */
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#ifdef __GNO__
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#define __max_open OPEN_MAX /* <= OPEN_MAX <sys/syslimits.h> */
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#else
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#define __max_open 32767 /* Orca Shell: no practical limit */
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#endif
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#ifndef __KeepNamespacePure__
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#define SYS_OPEN __max_open /* max # open files */
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#endif
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#define FOPEN_MAX __max_open /* max # open files */
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#undef __max_open
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#define FILENAME_MAX 1024 /* recommended file name length */
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/*
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* Other types
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*/
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typedef long fpos_t;
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/*
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* Functions declared as macros
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*/
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#ifdef __ORCAC_VERSION /* Orca/C v2.1.0 or later */
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#define setbuf(stream,buf) ((buf==NULL) ? (void) __setvbuf(stream,NULL,_IONBF,0l) : (void) __setvbuf(stream,buf,_IOFBF,(size_t) BUFSIZ))
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#define setlinebuf(stream) (__setvbuf((stream),NULL,_IOLBF,_LBUFSIZ))
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#define rewind(stream) (__fseek((stream),0L,SEEK_SET))
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int __fseek(FILE *, long, int);
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int __setvbuf(FILE *, char *, int, size_t);
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int getc(FILE *);
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int putc(int, FILE *);
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#else /* __ORCAC_VERSION */
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#define getc(p) (fgetc(p))
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#define putc(x, p) fputc(x, p)
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#define setbuf(stream,buf) ((buf==NULL) ? (void) setvbuf(stream,NULL,_IONBF,0l) : (void) setvbuf(stream,buf,_IOFBF,(size_t) BUFSIZ))
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#define setlinebuf(stream) (setvbuf((stream),NULL,_IOLBF,_LBUFSIZ))
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#define rewind(stream) (fseek((stream),0L,SEEK_SET))
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#endif /* __ORCAC_VERSION */
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/*
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* Function declarations
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*/
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void clearerr(FILE *);
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int fclose(FILE *);
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int feof(FILE *);
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int ferror(FILE *);
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int fflush(FILE *);
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int fgetc(FILE *);
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int fgetpos(FILE *, fpos_t *);
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char *fgets(char *, int, FILE *);
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FILE *fopen(const char *, const char *);
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int fprintf(FILE *, const char *, ...);
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int fputc(int, FILE *);
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int fputs(const char *, FILE *);
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size_t fread(void *, size_t, size_t, FILE *);
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FILE *freopen(const char *, const char *, FILE *);
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int fscanf(FILE *, const char *, ...);
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int fseek(FILE *, long, int);
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int fsetpos(FILE *, const fpos_t *);
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long int ftell(FILE *);
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size_t fwrite(const void *, size_t, size_t, FILE *);
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int getchar(void);
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char *gets(char *);
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void perror(const char *);
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int printf(const char *, ...);
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int putchar(int);
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int puts(const char *);
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int remove(const char *);
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int rename(const char *, const char *);
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int scanf(const char *, ...);
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int setvbuf(FILE *, char *, int, size_t);
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int sprintf(char *, const char *, ...);
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int sscanf(const char *, const char *, ...);
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FILE *tmpfile(void);
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char *tmpnam(char *);
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int ungetc(int c, FILE *);
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int vfprintf(FILE *, const char *, __va_list);
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int vprintf(const char *, __va_list);
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int vsprintf(char *, const char *, __va_list);
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/*
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* The remaining functions and macros in this file are GNO-specific
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*/
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/* System V/ANSI C; this is the wrong way to do this, do *not* use these. */
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#ifndef _ANSI_SOURCE
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#define P_tmpdir "/tmp/"
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#endif
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/*
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* Functions defined in POSIX 1003.1.
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*/
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#ifndef _ANSI_SOURCE
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#define L_cuserid 9 /* size for cuserid(); UT_NAMESIZE + 1 */
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#define L_ctermid 1024 /* size for ctermid(); PATH_MAX */
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#define fileno(f) (f->_file)
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__BEGIN_DECLS
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#ifndef _POSIX_SOURCE
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char *cuserid __P((char *)); /* non-BSD */
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#endif
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char *ctermid __P((char *));
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FILE *fdopen __P((int, const char *));
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int fileno __P((FILE *));
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__END_DECLS
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#endif /* not ANSI */
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/*
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* Routines that are purely local.
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*/
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#if !defined (_ANSI_SOURCE) && !defined(_POSIX_SOURCE)
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__BEGIN_DECLS
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char *fgetln __P((FILE *, size_t *));
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int fpurge __P((FILE *));
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int getw __P((FILE *));
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int pclose __P((FILE *));
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FILE *popen __P((const char *, const char *));
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int putw __P((int, FILE *));
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void setbuffer __P((FILE *, char *, int));
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char *tempnam __P((const char *, const char *));
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int snprintf __P((char *, size_t, const char *, ...));
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int vfscanf __P((FILE *, const char *, __va_list));
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int vsnprintf __P((char *, size_t, const char *, __va_list));
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int vscanf __P((const char *, __va_list));
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int vsscanf __P((const char *, const char *, __va_list));
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FILE *zopen __P((const char *, const char *, int));
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__END_DECLS
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#endif /* !_ANSI_SOURCE && !_POSIX_SOURCE */
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#endif /* __stdio__ */
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