toupper.c
上传用户:nvosite88
上传日期:2007-01-17
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文件大小:1k
- /* toupper.c - character classification and conversion macros */
- /* Copyright 1992-1993 Wind River Systems, Inc. */
- /*
- modification history
- --------------------
- 01e,03mar93,jdi more documentation cleanup for 5.1.
- 01d,07feb93,jdi documentation cleanup for 5.1.
- 01c,20sep92,smb documentation additions
- 01b,04jul92,smb added vxWorks.h and extra documentation
- 01a,24mar92,smb written
- */
- /*
- DESCRIPTION
- INCLUDE FILE: ctype.h
- SEE ALSO: American National Standard X3.159-1989
- NOMANUAL
- */
- #include "vxWorks.h"
- #include "ctype.h"
- #undef toupper
- /*******************************************************************************
- *
- * toupper - convert a lower-case letter to its upper-case equivalent (ANSI)
- *
- * This routine converts a lower-case letter to the corresponding upper-case
- * letter.
- *
- * INCLUDE FILES: ctype.h
- *
- * RETURNS:
- * If <c> is a lower-case letter, it returns the upper-case equivalent;
- * otherwise, it returns the argument unchanged.
- */
- int toupper
- (
- int c /* character to convert */
- )
- {
- return __toupper(c);
- }