14887Schin /*********************************************************************** 24887Schin * * 34887Schin * This software is part of the ast package * 4*12068SRoger.Faulkner@Oracle.COM * Copyright (c) 1985-2010 AT&T Intellectual Property * 54887Schin * and is licensed under the * 64887Schin * Common Public License, Version 1.0 * 78462SApril.Chin@Sun.COM * by AT&T Intellectual Property * 84887Schin * * 94887Schin * A copy of the License is available at * 104887Schin * http://www.opensource.org/licenses/cpl1.0.txt * 114887Schin * (with md5 checksum 059e8cd6165cb4c31e351f2b69388fd9) * 124887Schin * * 134887Schin * Information and Software Systems Research * 144887Schin * AT&T Research * 154887Schin * Florham Park NJ * 164887Schin * * 174887Schin * Glenn Fowler <gsf@research.att.com> * 184887Schin * David Korn <dgk@research.att.com> * 194887Schin * Phong Vo <kpv@research.att.com> * 204887Schin * * 214887Schin ***********************************************************************/ 224887Schin #pragma prototyped 234887Schin 244887Schin #include <ast.h> 254887Schin 264887Schin #if _lib_strncasecmp 274887Schin 284887Schin NoN(strncasecmp) 294887Schin 304887Schin #else 314887Schin 324887Schin #include <ctype.h> 334887Schin 344887Schin #undef strncasecmp 354887Schin 364887Schin int 374887Schin strncasecmp(register const char* a, register const char* b, size_t n) 384887Schin { 394887Schin register const char* e; 404887Schin register int ac; 414887Schin register int bc; 424887Schin register int d; 434887Schin 444887Schin e = a + n; 454887Schin for (;;) 464887Schin { 474887Schin if (a >= e) 484887Schin return 0; 494887Schin ac = *a++; 504887Schin if (isupper(ac)) 514887Schin ac = tolower(ac); 524887Schin bc = *b++; 534887Schin if (isupper(bc)) 544887Schin bc = tolower(bc); 554887Schin if (d = ac - bc) 564887Schin return d; 574887Schin if (!ac) 584887Schin return 0; 594887Schin } 604887Schin } 614887Schin 624887Schin #endif 63