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_memchr 274887Schin 284887Schin NoN(memchr) 294887Schin 304887Schin #else 314887Schin 324887Schin /* 334887Schin * Return the ptr in sp at which the character c appears; 344887Schin * 0 if not found in n chars; don't stop at \0. 354887Schin */ 364887Schin 374887Schin void* 384887Schin memchr(const void* asp, register int c, size_t n) 394887Schin { 404887Schin register const char* sp = (char*)asp; 414887Schin register const char* ep = sp + n; 424887Schin 434887Schin while (sp < ep) 444887Schin if (*sp++ == c) 454887Schin return(--sp); 464887Schin return(0); 474887Schin } 484887Schin 494887Schin #endif 50