fputc, fputs, putc, putchar, puts — output of characters and strings
||const char *s,|
||const char *s
fputc() writes the character
c, cast to an
unsigned char, to
fputs() writes the string
stream, without its terminating
null byte ('\0').
putc() is equivalent to
fputc() except that it may be
implemented as a macro which evaluates
stream more than once.
c) is equivalent to
puts() writes the string
s and a trailing
Calls to the functions described here can be mixed with
each other and with calls to other output functions from the
stdio library for the same
For nonlocking counterparts, see unlocked_stdio(3).
putchar() return the character written as
an unsigned char cast to an
EOF on error.
fputs() return a nonnegative number on
EOF on error.
For an explanation of the terms used in this section, see attributes(7).
It is not advisable to mix calls to output functions from
stdio library with
low-level calls to write(2) for the file
descriptor associated with the same output stream; the
results will be undefined and very probably not what you
This page is part of release 4.07 of the Linux
man-pages project. A
description of the project, information about reporting bugs,
and the latest version of this page, can be found at
Copyright (c) 1993 by Thomas Koenig (ig25rz.uni-karlsruhe.de)
Permission is granted to make and distribute verbatim copies of this
manual provided the copyright notice and this permission notice are
preserved on all copies.
Permission is granted to copy and distribute modified versions of this
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entire resulting derived work is distributed under the terms of a
permission notice identical to this one.
Since the Linux kernel and libraries are constantly changing, this
manual page may be incorrect or out-of-date. The author(s) assume no
responsibility for errors or omissions, or for damages resulting from
the use of the information contained herein. The author(s) may not
have taken the same level of care in the production of this manual,
which is licensed free of charge, as they might when working
Formatted or processed versions of this manual, if unaccompanied by
the source, must acknowledge the copyright and authors of this work.
Modified Sat Jul 24 18:42:59 1993 by Rik Faith (faithcs.unc.edu)