freebsd-dev/lib/libc/stdio/fputs.3
2007-04-19 14:01:04 +00:00

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.\" Copyright (c) 1990, 1991, 1993
.\" The Regents of the University of California. All rights reserved.
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.\" This code is derived from software contributed to Berkeley by
.\" Chris Torek and the American National Standards Committee X3,
.\" on Information Processing Systems.
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.\" @(#)fputs.3 8.1 (Berkeley) 6/4/93
.\" $FreeBSD$
.\"
.Dd June 4, 1993
.Dt FPUTS 3
.Os
.Sh NAME
.Nm fputs ,
.Nm puts
.Nd output a line to a stream
.Sh LIBRARY
.Lb libc
.Sh SYNOPSIS
.In stdio.h
.Ft int
.Fn fputs "const char *str" "FILE *stream"
.Ft int
.Fn puts "const char *str"
.Sh DESCRIPTION
The function
.Fn fputs
writes the string pointed to by
.Fa str
to the stream pointed to by
.Fa stream .
.\" The terminating
.\" .Dv NUL
.\" character is not written.
.Pp
The function
.Fn puts
writes the string
.Fa str ,
and a terminating newline character,
to the stream
.Dv stdout .
.Sh RETURN VALUES
The functions
.Fn fputs
and
.Fn puts
return a nonnegative integer on success and
.Dv EOF
on error.
.Sh ERRORS
.Bl -tag -width Er
.It Bq Er EBADF
The
.Fa stream
argument
is not a writable stream.
.El
.Pp
The functions
.Fn fputs
and
.Fn puts
may also fail and set
.Va errno
for any of the errors specified for the routines
.Xr write 2 .
.Sh SEE ALSO
.Xr ferror 3 ,
.Xr fputws 3 ,
.Xr putc 3 ,
.Xr stdio 3
.Sh STANDARDS
The functions
.Fn fputs
and
.Fn puts
conform to
.St -isoC .