/***********************************************************************
* *
* 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
/*
* fnmatch implementation
*/
#include <ast_lib.h>
#include <ast.h>
#include <regex.h>
#include <fnmatch.h>
typedef struct
{
int fnm; /* fnmatch flag */
int reg; /* regex flag */
} Map_t;
static const Map_t map[] =
{
FNM_AUGMENTED, REG_AUGMENTED,
FNM_ICASE, REG_ICASE,
FNM_NOESCAPE, REG_SHELL_ESCAPED,
FNM_PATHNAME, REG_SHELL_PATH,
FNM_PERIOD, REG_SHELL_DOT,
};
#if defined(__EXPORT__)
#define extern __EXPORT__
#endif
extern int
fnmatch(const char* pattern, const char* subject, register int flags)
{
register int reflags = REG_SHELL|REG_LEFT;
register const Map_t* mp;
regex_t re;
regmatch_t match;
for (mp = map; mp < &map[elementsof(map)]; mp++)
if (flags & mp->fnm)
reflags |= mp->reg;
if (flags & FNM_LEADING_DIR)
{
if (!(reflags = regcomp(&re, pattern, reflags)))
{
reflags = regexec(&re, subject, 1, &match, 0);
regfree(&re);
if (!reflags && (reflags = subject[match.rm_eo]))
reflags = reflags == '/' ? 0 : FNM_NOMATCH;
}
}
else if (!(reflags = regcomp(&re, pattern, reflags|REG_RIGHT)))
{
reflags = regexec(&re, subject, 0, NiL, 0);
regfree(&re);
}
return reflags;
}