fis-gtm/sr_port/mu_extr_ident.c

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/****************************************************************
* *
* Copyright 2001, 2010 Fidelity Information Services, Inc *
* *
* This source code contains the intellectual property *
* of its copyright holder(s), and is made available *
* under a license. If you do not know the terms of *
* the license, please stop and do not read further. *
* *
****************************************************************/
#include "mdef.h"
#ifdef VMS
#include <rms.h> /* needed for muextr.h */
#endif
#include "muextr.h"
#define IDENT_FCHAR(x) (((x) >= 'A' && (x) <= 'Z') || ((x) >= 'a' && (x) <= 'z') || (x) == '%')
#define IDENT_TAIL(x) (((x) >= 'A' && (x) <= 'Z') || ((x) >= 'a' && (x) <= 'z') || ((x) >= '0' && (x) <= '9'))
char *mu_extr_ident(mstr *a)
{
char *c, *b;
b = a->addr;
c = b + a->len;
if (IDENT_FCHAR(*b))
while (++b < c)
if (!IDENT_TAIL(*b))
break;
return b;
}