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Diffstat (limited to 'src/lib/libast/comp/strchr.c')
| -rw-r--r-- | src/lib/libast/comp/strchr.c | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/src/lib/libast/comp/strchr.c b/src/lib/libast/comp/strchr.c new file mode 100644 index 0000000..7b556c5 --- /dev/null +++ b/src/lib/libast/comp/strchr.c @@ -0,0 +1,57 @@ +/*********************************************************************** +* * +* This software is part of the ast package * +* Copyright (c) 1985-2011 AT&T Intellectual Property * +* and is licensed under the * +* Eclipse Public License, Version 1.0 * +* by AT&T Intellectual Property * +* * +* A copy of the License is available at * +* http://www.eclipse.org/org/documents/epl-v10.html * +* (with md5 checksum b35adb5213ca9657e911e9befb180842) * +* * +* Information and Software Systems Research * +* AT&T Research * +* Florham Park NJ * +* * +* Glenn Fowler <gsf@research.att.com> * +* David Korn <dgk@research.att.com> * +* Phong Vo <kpv@research.att.com> * +* * +***********************************************************************/ +#pragma prototyped + +#include <ast.h> + +#if _lib_strchr + +NoN(strchr) + +#else + +#undef strchr + +#if _lib_index + +#undef index + +extern char* index(const char*, int); + +char* +strchr(const char* s, int c) +{ + return(index(s, c)); +} + +#else + +char* +strchr(register const char* s, register int c) +{ + do if (*s == c) return((char*)s); while(*s++); + return(0); +} + +#endif + +#endif |