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Annotation of src/lib/libc/gen/toupper.3, Revision 1.11

1.11    ! wiz         1: .\"    $NetBSD: toupper.3,v 1.10 2002/02/07 07:00:18 ross Exp $
1.3       cgd         2: .\"
1.1       cgd         3: .\" Copyright (c) 1989, 1991 The Regents of the University of California.
                      4: .\" All rights reserved.
                      5: .\"
                      6: .\" This code is derived from software contributed to Berkeley by
                      7: .\" the American National Standards Committee X3, on Information
                      8: .\" Processing Systems.
                      9: .\"
                     10: .\" Redistribution and use in source and binary forms, with or without
                     11: .\" modification, are permitted provided that the following conditions
                     12: .\" are met:
                     13: .\" 1. Redistributions of source code must retain the above copyright
                     14: .\"    notice, this list of conditions and the following disclaimer.
                     15: .\" 2. Redistributions in binary form must reproduce the above copyright
                     16: .\"    notice, this list of conditions and the following disclaimer in the
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                     20: .\"    This product includes software developed by the University of
                     21: .\"    California, Berkeley and its contributors.
                     22: .\" 4. Neither the name of the University nor the names of its contributors
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                     26: .\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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                     34: .\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
                     35: .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
                     36: .\" SUCH DAMAGE.
                     37: .\"
1.3       cgd        38: .\"    @(#)toupper.3   5.2 (Berkeley) 6/29/91
1.1       cgd        39: .\"
                     40: .Dd June 29, 1991
                     41: .Dt TOUPPER 3
                     42: .Os
                     43: .Sh NAME
                     44: .Nm toupper
                     45: .Nd lower case to upper case letter conversion
1.6       perry      46: .Sh LIBRARY
                     47: .Lb libc
1.1       cgd        48: .Sh SYNOPSIS
1.10      ross       49: .Fd #include \*[Lt]ctype.h\*[Gt]
1.1       cgd        50: .Ft int
                     51: .Fn toupper "int c"
                     52: .Sh DESCRIPTION
                     53: The
                     54: .Fn toupper
1.9       wiz        55: function converts a lower-case letter to the corresponding
1.1       cgd        56: upper-case letter.
1.7       fair       57: .Sh RETURN VALUES
1.1       cgd        58: If the argument is a lower-case letter, the
                     59: .Fn toupper
                     60: function returns the corresponding upper-case letter if there is
                     61: one; otherwise the argument is returned unchanged.
1.9       wiz        62: .\" In the
1.1       cgd        63: .\" .Em ``C''
                     64: .\" locale,
                     65: .\" .Fn toupper
                     66: .\" maps only the characters for which
                     67: .\" .Xr islower
                     68: .\" is true to the corresponding characters for which
                     69: .\" .Xr isupper
1.8       wiz        70: .\" is true.
1.1       cgd        71: .Sh SEE ALSO
                     72: .Xr isalnum 3 ,
                     73: .Xr isalpha 3 ,
1.7       fair       74: .Xr isascii 3 ,
1.1       cgd        75: .Xr iscntrl 3 ,
                     76: .Xr isdigit 3 ,
                     77: .Xr isgraph 3 ,
                     78: .Xr islower 3 ,
                     79: .Xr isprint 3 ,
                     80: .Xr ispunct 3 ,
                     81: .Xr isspace 3 ,
                     82: .Xr isupper 3 ,
                     83: .Xr isxdigit 3 ,
1.7       fair       84: .Xr stdio 3 ,
1.1       cgd        85: .Xr toascii 3 ,
                     86: .Xr ascii 7
                     87: .Sh STANDARDS
                     88: The
1.4       lukem      89: .Fn toupper
1.1       cgd        90: function conforms to
                     91: .St -ansiC .

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