- Add the 'restrict' qualifier to the function definitions and
public prototypes of setbuf(3) and setvbuf(3) using the '__restrict' macro from <sys/cdefs.h> to be compliant with IEEE Std 1003.1-2001. - Replace the K&R with ANSI-C function definitions. - Bring the manual page up-to-date.
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svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=101889
@ -243,8 +243,8 @@ int remove(const char *);
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int rename(const char *, const char *);
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void rewind(FILE *);
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int scanf(const char *, ...);
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void setbuf(FILE *, char *);
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int setvbuf(FILE *, char *, int, size_t);
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void setbuf(FILE *__restrict, char *__restrict);
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int setvbuf(FILE *__restrict, char *__restrict, 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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@ -50,13 +50,13 @@
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.Sh SYNOPSIS
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.In stdio.h
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.Ft void
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.Fn setbuf "FILE *stream" "char *buf"
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.Fn setbuf "FILE *restrict stream" "char *restrict buf"
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.Ft void
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.Fn setbuffer "FILE *stream" "char *buf" "int size"
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.Ft int
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.Fn setlinebuf "FILE *stream"
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.Ft int
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.Fn setvbuf "FILE *stream" "char *buf" "int mode" "size_t size"
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.Fn setvbuf "FILE *restrict stream" "char *restrict buf" "int mode" "size_t size"
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.Sh DESCRIPTION
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The three types of buffering available are unbuffered, block buffered,
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and line buffered.
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@ -44,9 +44,7 @@ __FBSDID("$FreeBSD$");
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#include "local.h"
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void
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setbuf(fp, buf)
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FILE *fp;
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char *buf;
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setbuf(FILE *__restrict fp, char *__restrict buf)
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{
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(void) setvbuf(fp, buf, buf ? _IOFBF : _IONBF, BUFSIZ);
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}
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@ -52,11 +52,7 @@ __FBSDID("$FreeBSD$");
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* a buffer.
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*/
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int
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setvbuf(fp, buf, mode, size)
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FILE *fp;
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char *buf;
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int mode;
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size_t size;
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setvbuf(FILE *__restrict fp, char *__restrict buf, int mode, size_t size)
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{
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int ret, flags;
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size_t iosize;
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