69 lines
1.1 KiB
Groff
69 lines
1.1 KiB
Groff
.\" @(#)gets.3s 6.1 (Berkeley) 5/15/85
|
|
.\"
|
|
.TH GETS 3 "May 15, 1985"
|
|
.AT 3
|
|
.SH NAME
|
|
gets, fgets \- get a string from a stream
|
|
.SH SYNOPSIS
|
|
.nf
|
|
.ft B
|
|
#include <stdio.h>
|
|
|
|
char *gets(char *\fIs\fP)
|
|
char *fgets(char *\fIs\fP, int \fIn\fP, FILE *\fIstream\fP)
|
|
.ft R
|
|
.fi
|
|
.SH DESCRIPTION
|
|
.B Gets
|
|
reads a string into
|
|
.I s
|
|
from the standard input stream
|
|
.BR stdin .
|
|
The string is terminated by a newline
|
|
character, which is replaced in
|
|
.I s
|
|
by a null character.
|
|
.B Gets
|
|
returns its argument.
|
|
.PP
|
|
.B Fgets
|
|
reads
|
|
.IR n \-1
|
|
characters, or up through a newline
|
|
character, whichever comes first,
|
|
from the
|
|
.I stream
|
|
into the string
|
|
.IR s .
|
|
The last character read into
|
|
.I s
|
|
is followed by a null character.
|
|
.B Fgets
|
|
returns its first argument.
|
|
.SH "SEE ALSO"
|
|
.BR puts (3),
|
|
.BR getc (3),
|
|
.BR scanf (3),
|
|
.BR fread (3),
|
|
.BR ferror (3).
|
|
.SH DIAGNOSTICS
|
|
.B Gets
|
|
and
|
|
.B fgets
|
|
return the constant pointer
|
|
.SM
|
|
.B NULL
|
|
upon end of file or error.
|
|
.SH BUGS
|
|
.B Gets
|
|
deletes a newline,
|
|
.B fgets
|
|
keeps it,
|
|
all in the name of backward compatibility.
|
|
.PP
|
|
.B Gets
|
|
is not present in the Minix-vmd C library for reasons that should be obvious.
|
|
Use
|
|
.B fgets
|
|
instead.
|