/* *  linux/arch/xtensa/lib/strcasecmp.c * *  This file is subject to the terms and conditions of the GNU General *  Public License.  See the file "COPYING" in the main directory of *  this archive for more details. * *  Copyright (C) 2002 Tensilica Inc. */ #include <linux/string.h>  /* We handle nothing here except the C locale.  Since this is used in   only one place, on strings known to contain only 7 bit ASCII, this   is ok.  */ int strcasecmp(const char *a, const char *b){	int ca, cb; 	do {		ca = *a++ & 0xff;		cb = *b++ & 0xff;		if (ca >= 'A' && ca <= 'Z')			ca += 'a' - 'A';		if (cb >= 'A' && cb <= 'Z')			cb += 'a' - 'A';	} while (ca == cb && ca != '\0'); 	return ca - cb;}