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 * nftw implementation
254887Schin */
264887Schin
274887Schin #include <ast.h>
284887Schin #include <ftw.h>
294887Schin
304887Schin static int nftw_flags;
314887Schin static int (*nftw_userf)(const char*, const struct stat*, int, struct FTW*);
324887Schin
334887Schin static int
nftw_user(Ftw_t * ftw)344887Schin nftw_user(Ftw_t* ftw)
354887Schin {
364887Schin register int n = ftw->info;
374887Schin struct FTW nftw;
384887Schin struct stat st;
394887Schin
404887Schin if (n & (FTW_C|FTW_NX))
414887Schin n = FTW_DNR;
424887Schin else if ((n & FTW_SL) && (!(nftw_flags & FTW_PHYSICAL) || stat(ftw->path, &st)))
434887Schin n = FTW_SLN;
444887Schin nftw.base = ftw->pathlen - ftw->namelen;
454887Schin nftw.level = ftw->level;
464887Schin nftw.quit = 0;
474887Schin n = (*nftw_userf)(ftw->path, &ftw->statb, n, &nftw);
484887Schin ftw->status = nftw.quit;
494887Schin return n;
504887Schin }
514887Schin
524887Schin int
nftw(const char * path,int (* userf)(const char *,const struct stat *,int,struct FTW *),int depth,int flags)534887Schin nftw(const char* path, int(*userf)(const char*, const struct stat*, int, struct FTW*), int depth, int flags)
544887Schin {
554887Schin NoP(depth);
564887Schin nftw_userf = userf;
574887Schin if (flags & FTW_CHDIR) flags &= ~FTW_DOT;
584887Schin else flags |= FTW_DOT;
594887Schin nftw_flags = flags;
604887Schin return ftwalk(path, nftw_user, flags, NiL);
614887Schin }
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