mirror of https://github.com/lianthony/NT4.0
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
54 lines
1.3 KiB
54 lines
1.3 KiB
/***
|
|
*strlen.c - contains strlen() routine
|
|
*
|
|
* Copyright (c) 1985-1991, Microsoft Corporation. All rights reserved.
|
|
*
|
|
*Purpose:
|
|
* strlen returns the length of a null-terminated string,
|
|
* not including the null byte itself.
|
|
*
|
|
*Revision History:
|
|
* 05-31-89 JCR C version created.
|
|
* 02-27-90 GJF Fixed calling type, #include <cruntime.h>, fixed
|
|
* copyright.
|
|
* 10-02-90 GJF New-style function declarator.
|
|
* 04-01-91 SRW Add #pragma function for i386 _WIN32_ and _CRUISER_
|
|
* builds
|
|
* 04-05-91 GJF Speed up just a little bit.
|
|
*
|
|
*******************************************************************************/
|
|
|
|
#include <cruntime.h>
|
|
#include <string.h>
|
|
|
|
#if defined(_CRUISER_) || defined(i386)
|
|
#pragma function(strlen)
|
|
#endif /* ndef _CRUISER_ */
|
|
|
|
/***
|
|
*strlen - return the length of a null-terminated string
|
|
*
|
|
*Purpose:
|
|
* Finds the length in bytes of the given string, not including
|
|
* the final null character.
|
|
*
|
|
*Entry:
|
|
* const char * str - string whose length is to be computed
|
|
*
|
|
*Exit:
|
|
* length of the string "str", exclusive of the final null byte
|
|
*
|
|
*Exceptions:
|
|
*
|
|
*******************************************************************************/
|
|
|
|
size_t _CALLTYPE1 strlen (
|
|
const char * str
|
|
)
|
|
{
|
|
const char *eos = str;
|
|
|
|
while( *eos++ ) ;
|
|
|
|
return( (int)(eos - str - 1) );
|
|
}
|