1*0Sstevel@tonic-gate /*
2*0Sstevel@tonic-gate  * CDDL HEADER START
3*0Sstevel@tonic-gate  *
4*0Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
5*0Sstevel@tonic-gate  * Common Development and Distribution License, Version 1.0 only
6*0Sstevel@tonic-gate  * (the "License").  You may not use this file except in compliance
7*0Sstevel@tonic-gate  * with the License.
8*0Sstevel@tonic-gate  *
9*0Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10*0Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
11*0Sstevel@tonic-gate  * See the License for the specific language governing permissions
12*0Sstevel@tonic-gate  * and limitations under the License.
13*0Sstevel@tonic-gate  *
14*0Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
15*0Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16*0Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
17*0Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
18*0Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
19*0Sstevel@tonic-gate  *
20*0Sstevel@tonic-gate  * CDDL HEADER END
21*0Sstevel@tonic-gate  */
22*0Sstevel@tonic-gate /*
23*0Sstevel@tonic-gate  * Copyright 1996-2003 Sun Microsystems, Inc.  All rights reserved.
24*0Sstevel@tonic-gate  * Use is subject to license terms.
25*0Sstevel@tonic-gate  */
26*0Sstevel@tonic-gate 
27*0Sstevel@tonic-gate #pragma ident	"%Z%%M%	%I%	%E% SMI"
28*0Sstevel@tonic-gate 
29*0Sstevel@tonic-gate #include <locale.h>
30*0Sstevel@tonic-gate #include <sys/types.h>
31*0Sstevel@tonic-gate #include <sys/param.h>
32*0Sstevel@tonic-gate #include <stdio.h>
33*0Sstevel@tonic-gate #include <string.h>
34*0Sstevel@tonic-gate #include <errno.h>
35*0Sstevel@tonic-gate #include <search.h>
36*0Sstevel@tonic-gate 
37*0Sstevel@tonic-gate #include <dirent.h>
38*0Sstevel@tonic-gate #include <fnmatch.h>
39*0Sstevel@tonic-gate #include <sys/stat.h>
40*0Sstevel@tonic-gate 
41*0Sstevel@tonic-gate #include "rules.h"
42*0Sstevel@tonic-gate 
43*0Sstevel@tonic-gate extern char *mstrdup(const char *);
44*0Sstevel@tonic-gate 
45*0Sstevel@tonic-gate /*
46*0Sstevel@tonic-gate  * The do_base_dir() function is called when a BASE command is encountered
47*0Sstevel@tonic-gate  * in the input directives or end-of-file is reach on the input directive
48*0Sstevel@tonic-gate  * file. This function causes the commands associated with the previous
49*0Sstevel@tonic-gate  * BASE command to be executed. for example,
50*0Sstevel@tonic-gate  *
51*0Sstevel@tonic-gate  *	BASE a/b/c
52*0Sstevel@tonic-gate  *	LIST ...
53*0Sstevel@tonic-gate  *	IGNORE ...
54*0Sstevel@tonic-gate  *	BASE d/e/f (this command will cause do_base_dir() to be called for
55*0Sstevel@tonic-gate  *		   base directory a/b/c)
56*0Sstevel@tonic-gate  *
57*0Sstevel@tonic-gate  * Input arguments:
58*0Sstevel@tonic-gate  *	dirpath - the BASE directory being operated on
59*0Sstevel@tonic-gate  *	incld_lst - A list of strings to be matched obtained from the
60*0Sstevel@tonic-gate  *		    LIST commands associated with the BASE directory.
61*0Sstevel@tonic-gate  *	excld_lst - A list of strings to be matched obtained from the
62*0Sstevel@tonic-gate  *		    IGNORE commands associated with the BASE directory.
63*0Sstevel@tonic-gate  *	func	- A function to be called for each matched file. The
64*0Sstevel@tonic-gate  *		  functions allow files to be  packed, unpacked,
65*0Sstevel@tonic-gate  *		  examined and filenames printed.
66*0Sstevel@tonic-gate  */
67*0Sstevel@tonic-gate 
68*0Sstevel@tonic-gate void
69*0Sstevel@tonic-gate do_base_dir(char *dirpath, struct item *incld_lst, struct item *excld_lst,
70*0Sstevel@tonic-gate     int (*func)(char *, char *, DIR *, int))
71*0Sstevel@tonic-gate {
72*0Sstevel@tonic-gate 	struct item *iitem;
73*0Sstevel@tonic-gate 	int err;
74*0Sstevel@tonic-gate 	int files_processed = 0;
75*0Sstevel@tonic-gate 	struct item symlk_hd, *symlk, *symlk_sv;
76*0Sstevel@tonic-gate 	struct stat64 statbuf;
77*0Sstevel@tonic-gate 	char linkbuf[MAXPATHLEN];
78*0Sstevel@tonic-gate 	int sz;
79*0Sstevel@tonic-gate 	char *s;
80*0Sstevel@tonic-gate 	char *mk_base_dir(char *, char *);
81*0Sstevel@tonic-gate 
82*0Sstevel@tonic-gate #ifdef DEBUG
83*0Sstevel@tonic-gate 	prtitem("Global IGNOREs", &gign_hd);
84*0Sstevel@tonic-gate 	prtitem("LIST cmds", &list_hd);
85*0Sstevel@tonic-gate 	prtitem("Local IGNOREs", &lign_hd);
86*0Sstevel@tonic-gate #endif /* DEBUG */
87*0Sstevel@tonic-gate 
88*0Sstevel@tonic-gate 
89*0Sstevel@tonic-gate 	symlk = &symlk_hd;
90*0Sstevel@tonic-gate 	symlk_hd.i_next = (struct item *)0;
91*0Sstevel@tonic-gate 
92*0Sstevel@tonic-gate 	iitem  = incld_lst->i_next;
93*0Sstevel@tonic-gate 	if (iitem == (struct item *)0)
94*0Sstevel@tonic-gate 		return;
95*0Sstevel@tonic-gate 	while (iitem != (struct item *)0) {
96*0Sstevel@tonic-gate #ifdef DEBUG
97*0Sstevel@tonic-gate 		printf("do_base_dir: iitem->i_str = %s  iitem->i_flag = %x\n",
98*0Sstevel@tonic-gate 		    iitem->i_str, iitem->i_flag);
99*0Sstevel@tonic-gate 		fflush(stdout);
100*0Sstevel@tonic-gate #endif /* DEBUG */
101*0Sstevel@tonic-gate 		err = do_list_item(dirpath, iitem->i_str,
102*0Sstevel@tonic-gate 		    iitem->i_flag, excld_lst, 0, &symlk, func);
103*0Sstevel@tonic-gate 		if (err == 0) {
104*0Sstevel@tonic-gate 			fprintf(stderr,
105*0Sstevel@tonic-gate 			    gettext("cachefspack: basedir = %s"),
106*0Sstevel@tonic-gate 			    dirpath);
107*0Sstevel@tonic-gate 			fprintf(stderr,
108*0Sstevel@tonic-gate 			    gettext("    %s - no file(s) selected\n"),
109*0Sstevel@tonic-gate 			    iitem->i_str);
110*0Sstevel@tonic-gate 		}
111*0Sstevel@tonic-gate 		iitem = iitem->i_next;
112*0Sstevel@tonic-gate 	};
113*0Sstevel@tonic-gate 	/*
114*0Sstevel@tonic-gate 	 * Invoke 'func' for each component of the BASE
115*0Sstevel@tonic-gate 	 * directory.
116*0Sstevel@tonic-gate 	 */
117*0Sstevel@tonic-gate 	func_dir_path(dirpath, func);
118*0Sstevel@tonic-gate 
119*0Sstevel@tonic-gate 	if (lstat64(dirpath, &statbuf) < 0) {
120*0Sstevel@tonic-gate 		perror(gettext("Can't stat base directory"));
121*0Sstevel@tonic-gate 	} else {
122*0Sstevel@tonic-gate 		if (S_ISLNK(statbuf.st_mode)) {
123*0Sstevel@tonic-gate 			sz = readlink(dirpath, linkbuf, MAXPATHLEN-1);
124*0Sstevel@tonic-gate 			if (sz > 0) {
125*0Sstevel@tonic-gate 				linkbuf[sz] = '\0';
126*0Sstevel@tonic-gate 				s = mk_base_dir(dirpath, linkbuf);
127*0Sstevel@tonic-gate 				if (s != (char *)0) {
128*0Sstevel@tonic-gate 					func_dir_path(s, func);
129*0Sstevel@tonic-gate 				}
130*0Sstevel@tonic-gate 			}
131*0Sstevel@tonic-gate 		}
132*0Sstevel@tonic-gate 	}
133*0Sstevel@tonic-gate 
134*0Sstevel@tonic-gate #ifdef DEBUG
135*0Sstevel@tonic-gate 	prtitem("Symbolic Links", &symlk_hd);
136*0Sstevel@tonic-gate #endif /* DEBUG */
137*0Sstevel@tonic-gate 	iitem = symlk_hd.i_next;
138*0Sstevel@tonic-gate 	if (iitem == (struct item *)0)
139*0Sstevel@tonic-gate 		return;
140*0Sstevel@tonic-gate 	while (iitem != (struct item *)0) {
141*0Sstevel@tonic-gate #ifdef DEBUG
142*0Sstevel@tonic-gate 		printf("do_bas sl: iitem->i_str = %s  iitem->i_flag = %x\n",
143*0Sstevel@tonic-gate 		    iitem->i_str, iitem->i_flag);
144*0Sstevel@tonic-gate 		fflush(stdout);
145*0Sstevel@tonic-gate #endif /* DEBUG */
146*0Sstevel@tonic-gate 		files_processed = do_list_item(iitem->i_str, "*",
147*0Sstevel@tonic-gate 		    (LF_SYMLINK | LF_REGEX), excld_lst, 0, &symlk, func);
148*0Sstevel@tonic-gate 		if (files_processed) {
149*0Sstevel@tonic-gate 			/*
150*0Sstevel@tonic-gate 			 * Invoke 'func' for each component of the BASE
151*0Sstevel@tonic-gate 			 * directory.
152*0Sstevel@tonic-gate 			 */
153*0Sstevel@tonic-gate 			func_dir_path(iitem->i_str, func);
154*0Sstevel@tonic-gate 		}
155*0Sstevel@tonic-gate 		symlk_sv = iitem;
156*0Sstevel@tonic-gate 		iitem = iitem->i_next;
157*0Sstevel@tonic-gate 		symlk_hd.i_next = iitem;
158*0Sstevel@tonic-gate 		free(symlk_sv);
159*0Sstevel@tonic-gate #ifdef DEBUG
160*0Sstevel@tonic-gate 		prtitem("Symbolic Links loop", &symlk_hd);
161*0Sstevel@tonic-gate #endif /* DEBUG */
162*0Sstevel@tonic-gate 	}
163*0Sstevel@tonic-gate }
164*0Sstevel@tonic-gate 
165*0Sstevel@tonic-gate /*
166*0Sstevel@tonic-gate  * The do_list_item() function is called for each LIST item associated with
167*0Sstevel@tonic-gate  * a BASE directory. It does the work of descending directories and matching
168*0Sstevel@tonic-gate  * filenames.
169*0Sstevel@tonic-gate  *
170*0Sstevel@tonic-gate  * Input arguments:
171*0Sstevel@tonic-gate  *	dirpath - the BASE directory being operated on
172*0Sstevel@tonic-gate  *	pat - The argument from the LIST command to match
173*0Sstevel@tonic-gate  *	flags - Flags which affect how patterns are matched:
174*0Sstevel@tonic-gate  *		LF_STRIP_DOTSLASH - means strip off "." and/or "/" at the
175*0Sstevel@tonic-gate  *				    beginning of the pattern to match.
176*0Sstevel@tonic-gate  *		LF_REGEX - Means match the pattern as a regular expression.
177*0Sstevel@tonic-gate  *			   Otherwise, an exact match of characters is required.
178*0Sstevel@tonic-gate  *	excld_lst - A list of strings to be matched obtained from the
179*0Sstevel@tonic-gate  *		    IGNORE commands associated with the BASE directory.
180*0Sstevel@tonic-gate  *	func - A function to be called for each matched file. The
181*0Sstevel@tonic-gate  *		functions allow files to be  packed, unpacked,
182*0Sstevel@tonic-gate  *		examined and filenames printed.
183*0Sstevel@tonic-gate  *
184*0Sstevel@tonic-gate  * Return values:
185*0Sstevel@tonic-gate  *	0 -  'func' NOT invoked for any file
186*0Sstevel@tonic-gate  *	1 -  'func' invoked for at least 1 file
187*0Sstevel@tonic-gate  */
188*0Sstevel@tonic-gate int
189*0Sstevel@tonic-gate do_list_item(char *dirpath, char *pat, int flags, struct item *excld_lst,
190*0Sstevel@tonic-gate     DIR *pdir, struct item **symlk_lst, int (*func)(char *, char *, DIR *, int))
191*0Sstevel@tonic-gate {
192*0Sstevel@tonic-gate 	static char statnam[MAXPATHLEN];
193*0Sstevel@tonic-gate 	static int glastpos = 0;
194*0Sstevel@tonic-gate 	static int basedir_lastpos;
195*0Sstevel@tonic-gate 	static int depth = 0;
196*0Sstevel@tonic-gate 	static int unwind = 0;
197*0Sstevel@tonic-gate 	static int do_dir = 0;
198*0Sstevel@tonic-gate 	static int sl_cnt;
199*0Sstevel@tonic-gate 	static int retval;
200*0Sstevel@tonic-gate 	static char linkbuf[MAXPATHLEN];
201*0Sstevel@tonic-gate 	DIR *dir, *parent_dir;
202*0Sstevel@tonic-gate 	struct dirent64 *dirent;
203*0Sstevel@tonic-gate 	int match;
204*0Sstevel@tonic-gate 	int err;
205*0Sstevel@tonic-gate 	struct stat64 statbuf;
206*0Sstevel@tonic-gate 	int llastpos;
207*0Sstevel@tonic-gate 	struct item *eitem;
208*0Sstevel@tonic-gate 	int excld_flag;
209*0Sstevel@tonic-gate 	char *p;
210*0Sstevel@tonic-gate 	int diropn;
211*0Sstevel@tonic-gate 	int len;
212*0Sstevel@tonic-gate 	int sz;
213*0Sstevel@tonic-gate 	void process_symlk();
214*0Sstevel@tonic-gate 
215*0Sstevel@tonic-gate 	strcpy(&statnam[glastpos], dirpath);
216*0Sstevel@tonic-gate 	len = strlen(statnam) - 1;
217*0Sstevel@tonic-gate 	if (statnam[len] != '/') {
218*0Sstevel@tonic-gate 		strcat(statnam, "/");
219*0Sstevel@tonic-gate 	}
220*0Sstevel@tonic-gate 	parent_dir = pdir;
221*0Sstevel@tonic-gate 	llastpos = glastpos;
222*0Sstevel@tonic-gate 	glastpos = strlen(statnam);
223*0Sstevel@tonic-gate 	if (depth == 0) {
224*0Sstevel@tonic-gate 		basedir_lastpos = glastpos;
225*0Sstevel@tonic-gate 		sl_cnt = slash_cnt(pat);
226*0Sstevel@tonic-gate 		retval = 0;
227*0Sstevel@tonic-gate 	}
228*0Sstevel@tonic-gate 	depth++;
229*0Sstevel@tonic-gate 
230*0Sstevel@tonic-gate 	diropn = 0;
231*0Sstevel@tonic-gate 	dir = opendir(statnam);
232*0Sstevel@tonic-gate 	if (dir == NULL) {
233*0Sstevel@tonic-gate 		fprintf(stderr, gettext("\ncachefspack: %s - "), statnam);
234*0Sstevel@tonic-gate 		perror(gettext("Can't open directory"));
235*0Sstevel@tonic-gate 		goto out;
236*0Sstevel@tonic-gate 	}
237*0Sstevel@tonic-gate 	diropn = 1;
238*0Sstevel@tonic-gate 
239*0Sstevel@tonic-gate 	while (1) {
240*0Sstevel@tonic-gate 		dirent = readdir64(dir);
241*0Sstevel@tonic-gate 		if (dirent == NULL) { /* EOF */
242*0Sstevel@tonic-gate 			if ((depth-1) > do_dir) {
243*0Sstevel@tonic-gate 				do_dir = depth - 1;
244*0Sstevel@tonic-gate 			}
245*0Sstevel@tonic-gate 			break;
246*0Sstevel@tonic-gate 		}
247*0Sstevel@tonic-gate 		/*
248*0Sstevel@tonic-gate 		 * If file is '..' skip it
249*0Sstevel@tonic-gate 		 */
250*0Sstevel@tonic-gate 		if (strcmp(dirent->d_name, "..") == 0) {
251*0Sstevel@tonic-gate 			continue;
252*0Sstevel@tonic-gate 		}
253*0Sstevel@tonic-gate 		/*
254*0Sstevel@tonic-gate 		 * Apply excludes if this is not a LISTed directory
255*0Sstevel@tonic-gate 		 * NOTE: names from IGNORE commands are matched against the
256*0Sstevel@tonic-gate 		 *	 component name(a name between '/' marks), not the
257*0Sstevel@tonic-gate 		 *	 whole pathname.
258*0Sstevel@tonic-gate 		 */
259*0Sstevel@tonic-gate 		if (flags & LF_SYMLINK) {
260*0Sstevel@tonic-gate 			match = ((depth-1) >= sl_cnt);
261*0Sstevel@tonic-gate 		} else {
262*0Sstevel@tonic-gate 			match = ((depth-1) > sl_cnt);
263*0Sstevel@tonic-gate 		}
264*0Sstevel@tonic-gate 		if (match) {
265*0Sstevel@tonic-gate 			eitem = excld_lst->i_next;
266*0Sstevel@tonic-gate 			excld_flag = 0;
267*0Sstevel@tonic-gate 			while (eitem != (struct item *)0) {
268*0Sstevel@tonic-gate 				match = gmatch(dirent->d_name, eitem->i_str);
269*0Sstevel@tonic-gate 				if (match == 1) {
270*0Sstevel@tonic-gate 					excld_flag = 1;
271*0Sstevel@tonic-gate 					break;
272*0Sstevel@tonic-gate 				}
273*0Sstevel@tonic-gate 				eitem = eitem->i_next;
274*0Sstevel@tonic-gate 			}
275*0Sstevel@tonic-gate 			if (excld_flag == 1) {
276*0Sstevel@tonic-gate 				continue;
277*0Sstevel@tonic-gate 			}
278*0Sstevel@tonic-gate 		}
279*0Sstevel@tonic-gate 		strcpy(&statnam[glastpos], dirent->d_name);
280*0Sstevel@tonic-gate 		err = lstat64(statnam, &statbuf);
281*0Sstevel@tonic-gate 		if (err < 0) {
282*0Sstevel@tonic-gate 			fprintf(stderr,
283*0Sstevel@tonic-gate 			    gettext("cachefspack: %s - stat failed"),
284*0Sstevel@tonic-gate 			    statnam);
285*0Sstevel@tonic-gate 			perror(gettext(" "));
286*0Sstevel@tonic-gate 			continue;
287*0Sstevel@tonic-gate 		}
288*0Sstevel@tonic-gate 		p = pat;
289*0Sstevel@tonic-gate 		if (flags & LF_STRIP_DOTSLASH) {
290*0Sstevel@tonic-gate 			if (strncmp(p, "./", 2) == 0) {
291*0Sstevel@tonic-gate 				p += 2;
292*0Sstevel@tonic-gate 			}
293*0Sstevel@tonic-gate 		}
294*0Sstevel@tonic-gate 		if (S_ISDIR(statbuf.st_mode)) {
295*0Sstevel@tonic-gate #ifdef DEBUG
296*0Sstevel@tonic-gate 			printf("directory:  &statnam[basedir_lastpos] = %s\n",
297*0Sstevel@tonic-gate 			&statnam[basedir_lastpos]);
298*0Sstevel@tonic-gate 			printf("statbuf.st_mode = %o\n", statbuf.st_mode);
299*0Sstevel@tonic-gate 			printf("depth = %d sl_cnt = %d\n", depth, sl_cnt);
300*0Sstevel@tonic-gate 			fflush(stdout);
301*0Sstevel@tonic-gate #endif /* DEBUG */
302*0Sstevel@tonic-gate 			if ((depth-1) == sl_cnt) {
303*0Sstevel@tonic-gate 				if (flags & LF_REGEX) {
304*0Sstevel@tonic-gate 					match =
305*0Sstevel@tonic-gate 					    gmatch(&statnam[basedir_lastpos],
306*0Sstevel@tonic-gate 					    p);
307*0Sstevel@tonic-gate 				} else {
308*0Sstevel@tonic-gate 					match =
309*0Sstevel@tonic-gate 					    (strcmp(&statnam[basedir_lastpos],
310*0Sstevel@tonic-gate 					    p) == 0);
311*0Sstevel@tonic-gate 				}
312*0Sstevel@tonic-gate 				if (match) {
313*0Sstevel@tonic-gate 					/*
314*0Sstevel@tonic-gate 					 * Don't descend '.' directory
315*0Sstevel@tonic-gate 					 * but match it
316*0Sstevel@tonic-gate 					 */
317*0Sstevel@tonic-gate 					if (strcmp(dirent->d_name, ".") != 0) {
318*0Sstevel@tonic-gate 						do_list_item(dirent->d_name,
319*0Sstevel@tonic-gate 						    "*", flags, excld_lst,
320*0Sstevel@tonic-gate 						    dir, symlk_lst, func);
321*0Sstevel@tonic-gate 					} else {
322*0Sstevel@tonic-gate 						if ((depth-1) > do_dir) {
323*0Sstevel@tonic-gate 							do_dir = depth - 1;
324*0Sstevel@tonic-gate 						}
325*0Sstevel@tonic-gate 						(void) func(statnam,
326*0Sstevel@tonic-gate 						    dirent->d_name,
327*0Sstevel@tonic-gate 						    dir, depth);
328*0Sstevel@tonic-gate 					}
329*0Sstevel@tonic-gate 					retval = 1;
330*0Sstevel@tonic-gate 					if (unwind = discont_srch(flags, p)) {
331*0Sstevel@tonic-gate 						goto out;
332*0Sstevel@tonic-gate 					}
333*0Sstevel@tonic-gate 				}
334*0Sstevel@tonic-gate 				continue;
335*0Sstevel@tonic-gate 			}
336*0Sstevel@tonic-gate 			/*
337*0Sstevel@tonic-gate 			 * Don't descend '.' directory
338*0Sstevel@tonic-gate 			 */
339*0Sstevel@tonic-gate 			if (strcmp(dirent->d_name, ".") != 0) {
340*0Sstevel@tonic-gate 				do_list_item(dirent->d_name, p, flags,
341*0Sstevel@tonic-gate 				    excld_lst, dir, symlk_lst, func);
342*0Sstevel@tonic-gate 			}
343*0Sstevel@tonic-gate 			if (unwind) {
344*0Sstevel@tonic-gate 				goto out;
345*0Sstevel@tonic-gate 			}
346*0Sstevel@tonic-gate 			continue;
347*0Sstevel@tonic-gate 		}
348*0Sstevel@tonic-gate 		if (S_ISLNK(statbuf.st_mode)) {
349*0Sstevel@tonic-gate 			if (flags & LF_SYMLINK)
350*0Sstevel@tonic-gate 			    continue;
351*0Sstevel@tonic-gate #ifdef DEBUG
352*0Sstevel@tonic-gate 			printf("sym link : &statnam[basedir_lastpos] = %s\n",
353*0Sstevel@tonic-gate 			&statnam[basedir_lastpos]);
354*0Sstevel@tonic-gate 			printf("statbuf.st_mode = %o\n", statbuf.st_mode);
355*0Sstevel@tonic-gate 			printf("statnam = %s\n", statnam);
356*0Sstevel@tonic-gate #endif /* DEBUG */
357*0Sstevel@tonic-gate 			/*
358*0Sstevel@tonic-gate 			 * Symbolic link was explicitly specified or matches a
359*0Sstevel@tonic-gate 			 * regular expression in a LIST item. Thus we follow
360*0Sstevel@tonic-gate 			 * the link. Otherwise, just call 'func' for the link
361*0Sstevel@tonic-gate 			 * name.
362*0Sstevel@tonic-gate 			 */
363*0Sstevel@tonic-gate #ifdef DEBUG
364*0Sstevel@tonic-gate 			printf("depth = %d  sl_cnt = %d\n", depth, sl_cnt);
365*0Sstevel@tonic-gate 			fflush(stdout);
366*0Sstevel@tonic-gate #endif /* DEBUG */
367*0Sstevel@tonic-gate 			if ((depth-1) == sl_cnt) {
368*0Sstevel@tonic-gate 				if (flags & LF_REGEX) {
369*0Sstevel@tonic-gate 					match =
370*0Sstevel@tonic-gate 					    gmatch(&statnam[basedir_lastpos],
371*0Sstevel@tonic-gate 					    p);
372*0Sstevel@tonic-gate 				} else {
373*0Sstevel@tonic-gate 					match =
374*0Sstevel@tonic-gate 					    (strcmp(&statnam[basedir_lastpos],
375*0Sstevel@tonic-gate 					    p) == 0);
376*0Sstevel@tonic-gate 				}
377*0Sstevel@tonic-gate #ifdef DEBUG
378*0Sstevel@tonic-gate 				printf("match = %d\n", match);
379*0Sstevel@tonic-gate 				fflush(stdout);
380*0Sstevel@tonic-gate #endif /* DEBUG */
381*0Sstevel@tonic-gate 				if (match) {
382*0Sstevel@tonic-gate 					if ((depth-1) > do_dir) {
383*0Sstevel@tonic-gate 						do_dir = depth - 1;
384*0Sstevel@tonic-gate 					}
385*0Sstevel@tonic-gate 					retval = 1;
386*0Sstevel@tonic-gate 					(void) func(statnam, dirent->d_name,
387*0Sstevel@tonic-gate 					    dir, depth);
388*0Sstevel@tonic-gate 					sz = readlink(
389*0Sstevel@tonic-gate 					    statnam, linkbuf, MAXPATHLEN-1);
390*0Sstevel@tonic-gate #ifdef DEBUG
391*0Sstevel@tonic-gate 					printf("linkbuf = %s\n", linkbuf);
392*0Sstevel@tonic-gate 					printf("sz = %d\n", sz);
393*0Sstevel@tonic-gate 					fflush(stdout);
394*0Sstevel@tonic-gate #endif /* DEBUG */
395*0Sstevel@tonic-gate 					if (sz < 0) {
396*0Sstevel@tonic-gate 						continue;
397*0Sstevel@tonic-gate 					}
398*0Sstevel@tonic-gate 					linkbuf[sz] = '\0';
399*0Sstevel@tonic-gate 					process_symlk(linkbuf, statnam,
400*0Sstevel@tonic-gate 					    glastpos, symlk_lst, func);
401*0Sstevel@tonic-gate 					if (unwind = discont_srch(flags, p)) {
402*0Sstevel@tonic-gate 						goto out;
403*0Sstevel@tonic-gate 					}
404*0Sstevel@tonic-gate 				}
405*0Sstevel@tonic-gate 			}
406*0Sstevel@tonic-gate 			if ((depth-1) > sl_cnt) {
407*0Sstevel@tonic-gate 				if ((depth-1) > do_dir) {
408*0Sstevel@tonic-gate 					do_dir = depth - 1;
409*0Sstevel@tonic-gate 				}
410*0Sstevel@tonic-gate 				retval = 1;
411*0Sstevel@tonic-gate 				(void) func(statnam, dirent->d_name, dir,
412*0Sstevel@tonic-gate 				    depth);
413*0Sstevel@tonic-gate 				sz = readlink(statnam, linkbuf, MAXPATHLEN-1);
414*0Sstevel@tonic-gate #ifdef DEBUG
415*0Sstevel@tonic-gate 				printf("linkbuf = %s\n", linkbuf);
416*0Sstevel@tonic-gate 				printf("sz = %d\n", sz);
417*0Sstevel@tonic-gate 				fflush(stdout);
418*0Sstevel@tonic-gate #endif /* DEBUG */
419*0Sstevel@tonic-gate 				if (sz < 0) {
420*0Sstevel@tonic-gate 					continue;
421*0Sstevel@tonic-gate 				}
422*0Sstevel@tonic-gate 				linkbuf[sz] = '\0';
423*0Sstevel@tonic-gate 				process_symlk(linkbuf, statnam, glastpos,
424*0Sstevel@tonic-gate 				    symlk_lst, func);
425*0Sstevel@tonic-gate 				if (unwind = discont_srch(flags, p)) {
426*0Sstevel@tonic-gate 					goto out;
427*0Sstevel@tonic-gate 				}
428*0Sstevel@tonic-gate 			}
429*0Sstevel@tonic-gate 			continue;
430*0Sstevel@tonic-gate 		}
431*0Sstevel@tonic-gate 		/*
432*0Sstevel@tonic-gate 		 * File must be a regular file -
433*0Sstevel@tonic-gate 		 * Does it match the specified pattern?
434*0Sstevel@tonic-gate 		 */
435*0Sstevel@tonic-gate #ifdef DEBUG
436*0Sstevel@tonic-gate 		printf("reg file : &statnam[basedir_lastpos] = %s  p = %s\n",
437*0Sstevel@tonic-gate 			&statnam[basedir_lastpos], p);
438*0Sstevel@tonic-gate 		printf("statbuf.st_mode = %o\n", statbuf.st_mode);
439*0Sstevel@tonic-gate 		fflush(stdout);
440*0Sstevel@tonic-gate #endif /* DEBUG */
441*0Sstevel@tonic-gate 		if (flags & LF_REGEX) {
442*0Sstevel@tonic-gate 			match = gmatch(&statnam[basedir_lastpos], p);
443*0Sstevel@tonic-gate 		} else {
444*0Sstevel@tonic-gate 			match = (strcmp(&statnam[basedir_lastpos], p) == 0);
445*0Sstevel@tonic-gate 		}
446*0Sstevel@tonic-gate 		if (!match) {
447*0Sstevel@tonic-gate 			continue;
448*0Sstevel@tonic-gate 		}
449*0Sstevel@tonic-gate 		if ((depth - 1) > do_dir) {
450*0Sstevel@tonic-gate 			do_dir = depth - 1;
451*0Sstevel@tonic-gate 		}
452*0Sstevel@tonic-gate 		retval = 1;
453*0Sstevel@tonic-gate 		(void) func(statnam, dirent->d_name, dir, depth);
454*0Sstevel@tonic-gate 		/*
455*0Sstevel@tonic-gate 		 * If the file is an executable, check to see if shared
456*0Sstevel@tonic-gate 		 * libraries need to be packed.
457*0Sstevel@tonic-gate 		 */
458*0Sstevel@tonic-gate 		if (statbuf.st_mode & (S_IXUSR | S_IXGRP | S_IXOTH)) {
459*0Sstevel@tonic-gate 			process_executable(statnam, func);
460*0Sstevel@tonic-gate 		}
461*0Sstevel@tonic-gate 
462*0Sstevel@tonic-gate 		if (unwind = discont_srch(flags, p)) {
463*0Sstevel@tonic-gate 			goto out;
464*0Sstevel@tonic-gate 		}
465*0Sstevel@tonic-gate 	}
466*0Sstevel@tonic-gate out:
467*0Sstevel@tonic-gate 	depth--;
468*0Sstevel@tonic-gate 	if (depth == 0) {
469*0Sstevel@tonic-gate 		unwind = 0;
470*0Sstevel@tonic-gate 	}
471*0Sstevel@tonic-gate 	statnam[glastpos] = '\0';
472*0Sstevel@tonic-gate 	if (do_dir) {
473*0Sstevel@tonic-gate 		do_dir--;
474*0Sstevel@tonic-gate #ifdef DEBUG
475*0Sstevel@tonic-gate 		printf("out:  call func\n");
476*0Sstevel@tonic-gate 		fflush(stdout);
477*0Sstevel@tonic-gate 		printf("out: statnam = %s\n", statnam);
478*0Sstevel@tonic-gate 		fflush(stdout);
479*0Sstevel@tonic-gate 		printf("out: &statnam[llastpos] = %s\n", &statnam[llastpos]);
480*0Sstevel@tonic-gate 		fflush(stdout);
481*0Sstevel@tonic-gate #endif /* DEBUG */
482*0Sstevel@tonic-gate 		if (func(statnam, &statnam[llastpos], parent_dir, depth) < 0) {
483*0Sstevel@tonic-gate 			do_dir = 0;
484*0Sstevel@tonic-gate 		}
485*0Sstevel@tonic-gate 	}
486*0Sstevel@tonic-gate 	glastpos = llastpos;
487*0Sstevel@tonic-gate 	if (diropn)
488*0Sstevel@tonic-gate 	    closedir(dir);
489*0Sstevel@tonic-gate 	return (retval);
490*0Sstevel@tonic-gate }
491*0Sstevel@tonic-gate 
492*0Sstevel@tonic-gate /*
493*0Sstevel@tonic-gate  * Count all the '/' characters in the string except for those
494*0Sstevel@tonic-gate  * in the first character position and last character position
495*0Sstevel@tonic-gate  * of the string.
496*0Sstevel@tonic-gate  */
497*0Sstevel@tonic-gate int
498*0Sstevel@tonic-gate slash_cnt(char * str)
499*0Sstevel@tonic-gate {
500*0Sstevel@tonic-gate 	char *p = str;
501*0Sstevel@tonic-gate 	int len;
502*0Sstevel@tonic-gate 	int i;
503*0Sstevel@tonic-gate 	int count = 0;
504*0Sstevel@tonic-gate 
505*0Sstevel@tonic-gate #ifdef DEBUG
506*0Sstevel@tonic-gate 	printf("slash_cnt: str = %s", str);
507*0Sstevel@tonic-gate #endif /* DEBUG */
508*0Sstevel@tonic-gate 	/*
509*0Sstevel@tonic-gate 	 * NOTE //a, /a and ./a are the same
510*0Sstevel@tonic-gate 	 */
511*0Sstevel@tonic-gate 	if (*p == '.')
512*0Sstevel@tonic-gate 	    p++;
513*0Sstevel@tonic-gate 	while (*p == '/')
514*0Sstevel@tonic-gate 	    p++;
515*0Sstevel@tonic-gate 	len = strlen(str) - 1;
516*0Sstevel@tonic-gate 	for (i = 0; i < len; i++) {
517*0Sstevel@tonic-gate 		if (*p == '/') {
518*0Sstevel@tonic-gate 			count++;
519*0Sstevel@tonic-gate 			i--;
520*0Sstevel@tonic-gate 			while (*p == '/') {
521*0Sstevel@tonic-gate 				p++;
522*0Sstevel@tonic-gate 				i++;
523*0Sstevel@tonic-gate 			}
524*0Sstevel@tonic-gate 		} else {
525*0Sstevel@tonic-gate 			p++;
526*0Sstevel@tonic-gate 		}
527*0Sstevel@tonic-gate 	}
528*0Sstevel@tonic-gate #ifdef DEBUG
529*0Sstevel@tonic-gate 	printf("  count = %d\n", count);
530*0Sstevel@tonic-gate 	fflush(stdout);
531*0Sstevel@tonic-gate #endif /* DEBUG */
532*0Sstevel@tonic-gate 	return (count);
533*0Sstevel@tonic-gate }
534*0Sstevel@tonic-gate 
535*0Sstevel@tonic-gate /*
536*0Sstevel@tonic-gate  * For each directory in the path name, call 'func'.
537*0Sstevel@tonic-gate  */
538*0Sstevel@tonic-gate int
539*0Sstevel@tonic-gate func_dir_path(char *path, int (*func)(char *, char *, DIR *, int))
540*0Sstevel@tonic-gate {
541*0Sstevel@tonic-gate 	char *dnam;
542*0Sstevel@tonic-gate 	char *fnam;
543*0Sstevel@tonic-gate 	char *pathtmp;
544*0Sstevel@tonic-gate 	DIR *dir;
545*0Sstevel@tonic-gate 	char *get_fname(char *);
546*0Sstevel@tonic-gate 	char *get_dirname(char *);
547*0Sstevel@tonic-gate 	ENTRY hitem, *hitemp;
548*0Sstevel@tonic-gate 
549*0Sstevel@tonic-gate #ifdef DEBUG
550*0Sstevel@tonic-gate 	printf("func_dir_path: path = %s\n", path);
551*0Sstevel@tonic-gate 	fflush(stdout);
552*0Sstevel@tonic-gate #endif /* DEBUG */
553*0Sstevel@tonic-gate 	fnam = path;
554*0Sstevel@tonic-gate 	dnam = path;
555*0Sstevel@tonic-gate 	pathtmp = mstrdup(path);
556*0Sstevel@tonic-gate 	while (fnam != NULL) {
557*0Sstevel@tonic-gate 
558*0Sstevel@tonic-gate 		fnam = get_fname(dnam);
559*0Sstevel@tonic-gate 		dnam = get_dirname(dnam);
560*0Sstevel@tonic-gate 		if (fnam != (char *)0) {
561*0Sstevel@tonic-gate 			if (strcmp(fnam, "..") == 0) {
562*0Sstevel@tonic-gate 				free(pathtmp);
563*0Sstevel@tonic-gate 				pathtmp = mstrdup(dnam);
564*0Sstevel@tonic-gate 				continue;
565*0Sstevel@tonic-gate 			}
566*0Sstevel@tonic-gate 		}
567*0Sstevel@tonic-gate #ifdef DEBUG
568*0Sstevel@tonic-gate 		if (fnam != (char *)0) {
569*0Sstevel@tonic-gate 			printf("func_dir_path: fnam = %s\n", fnam);
570*0Sstevel@tonic-gate 		}
571*0Sstevel@tonic-gate 		printf("func_dir_path: dnam = %s  pathtmp = %s\n",
572*0Sstevel@tonic-gate 		    dnam,  pathtmp);
573*0Sstevel@tonic-gate 		fflush(stdout);
574*0Sstevel@tonic-gate #endif /* DEBUG */
575*0Sstevel@tonic-gate 
576*0Sstevel@tonic-gate 		hitem.key = mstrdup(pathtmp);
577*0Sstevel@tonic-gate 		hitem.data = 0;
578*0Sstevel@tonic-gate 		hitemp = hsearch(hitem, FIND);
579*0Sstevel@tonic-gate 		if (hitemp != NULL) {
580*0Sstevel@tonic-gate 			/*
581*0Sstevel@tonic-gate 			 * If hash item data is 0, item has not been packed.
582*0Sstevel@tonic-gate 			 * If hash item data is 1, item has been packed.
583*0Sstevel@tonic-gate 			 */
584*0Sstevel@tonic-gate #ifdef DEBUG
585*0Sstevel@tonic-gate 			printf("func_dir_path: key = %s hitemp->data = %x\n",
586*0Sstevel@tonic-gate 			    hitemp->key, hitemp->data);
587*0Sstevel@tonic-gate 			fflush(stdout);
588*0Sstevel@tonic-gate #endif /* DEBUG */
589*0Sstevel@tonic-gate 			if (hitemp->data == (char *)1)
590*0Sstevel@tonic-gate 			    break;
591*0Sstevel@tonic-gate 			hitemp->data = (char *)1;
592*0Sstevel@tonic-gate 		} else {
593*0Sstevel@tonic-gate 			hitem.key = mstrdup(pathtmp);
594*0Sstevel@tonic-gate 			hitem.data = (char *)1;
595*0Sstevel@tonic-gate 			if (hsearch(hitem, ENTER) == NULL) {
596*0Sstevel@tonic-gate 				fprintf(stderr,
597*0Sstevel@tonic-gate 				    gettext("cachefspack: hash table full\n"));
598*0Sstevel@tonic-gate 			}
599*0Sstevel@tonic-gate 		}
600*0Sstevel@tonic-gate 
601*0Sstevel@tonic-gate 		dir = opendir(dnam);
602*0Sstevel@tonic-gate 		if (dir != NULL) {
603*0Sstevel@tonic-gate 			if (func(pathtmp, fnam, dir, 0) < 0) {
604*0Sstevel@tonic-gate #ifdef DEBUG
605*0Sstevel@tonic-gate 				printf("func_dir_path: errno = %d\n", errno);
606*0Sstevel@tonic-gate 				fflush(stdout);
607*0Sstevel@tonic-gate #endif /* DEBUG */
608*0Sstevel@tonic-gate 				closedir(dir);
609*0Sstevel@tonic-gate 				return (-1);
610*0Sstevel@tonic-gate 			}
611*0Sstevel@tonic-gate 			closedir(dir);
612*0Sstevel@tonic-gate 		} else {
613*0Sstevel@tonic-gate 			printf(gettext("cachefspack:  error opening dir -"));
614*0Sstevel@tonic-gate 			printf("%s\n", dnam);
615*0Sstevel@tonic-gate 			fflush(stdout);
616*0Sstevel@tonic-gate 		}
617*0Sstevel@tonic-gate 
618*0Sstevel@tonic-gate 		free(pathtmp);
619*0Sstevel@tonic-gate 		pathtmp = mstrdup(dnam);
620*0Sstevel@tonic-gate 	}
621*0Sstevel@tonic-gate 	free(pathtmp);
622*0Sstevel@tonic-gate 	return (0);
623*0Sstevel@tonic-gate }
624*0Sstevel@tonic-gate void
625*0Sstevel@tonic-gate process_symlk(char *lkpath, char *relpath, int rel_lastpos,
626*0Sstevel@tonic-gate     struct item **symlk, int (*func)(char *, char *, DIR *, int))
627*0Sstevel@tonic-gate {
628*0Sstevel@tonic-gate 	struct stat64 lstatbuf;
629*0Sstevel@tonic-gate 	char *l;
630*0Sstevel@tonic-gate 	struct item *add_item(struct item *, char *, int);
631*0Sstevel@tonic-gate 	int len;
632*0Sstevel@tonic-gate 
633*0Sstevel@tonic-gate 	/*
634*0Sstevel@tonic-gate 	 * if the link has a relative pathname, append the name to
635*0Sstevel@tonic-gate 	 * current path.
636*0Sstevel@tonic-gate 	 */
637*0Sstevel@tonic-gate 	if (*lkpath != '/') {
638*0Sstevel@tonic-gate 		len = strlen(lkpath);
639*0Sstevel@tonic-gate 		if ((len + rel_lastpos + 2) > MAXPATHLEN) {
640*0Sstevel@tonic-gate 			fprintf(stderr, gettext("can't process sym link - %s"),
641*0Sstevel@tonic-gate 			    lkpath);
642*0Sstevel@tonic-gate 			return;
643*0Sstevel@tonic-gate 		}
644*0Sstevel@tonic-gate 		strcpy(&relpath[rel_lastpos], lkpath);
645*0Sstevel@tonic-gate 		l = relpath;
646*0Sstevel@tonic-gate 	} else {
647*0Sstevel@tonic-gate 		l = lkpath;
648*0Sstevel@tonic-gate 	}
649*0Sstevel@tonic-gate #ifdef DEBUG
650*0Sstevel@tonic-gate 	printf("process_symlk: lkpath = %s\n", lkpath);
651*0Sstevel@tonic-gate 	printf("process_symlk: l = %s\n", l);
652*0Sstevel@tonic-gate 	printf("lstatbuf.st_mode = %o\n", lstatbuf.st_mode);
653*0Sstevel@tonic-gate 	fflush(stdout);
654*0Sstevel@tonic-gate #endif /* DEBUG */
655*0Sstevel@tonic-gate 	if (lstat64(l, &lstatbuf) < 0) {
656*0Sstevel@tonic-gate 		fprintf(stderr, gettext("Can't lstat sym link - %s"), l);
657*0Sstevel@tonic-gate 		perror(" ");
658*0Sstevel@tonic-gate 		return;
659*0Sstevel@tonic-gate 	}
660*0Sstevel@tonic-gate 	if (S_ISDIR(lstatbuf.st_mode)) {
661*0Sstevel@tonic-gate 		*symlk = add_item(*symlk, l, 0);
662*0Sstevel@tonic-gate 	}
663*0Sstevel@tonic-gate 	if (S_ISREG(lstatbuf.st_mode)) {
664*0Sstevel@tonic-gate 		func_dir_path(l, func);
665*0Sstevel@tonic-gate 	}
666*0Sstevel@tonic-gate }
667*0Sstevel@tonic-gate 
668*0Sstevel@tonic-gate discont_srch(int flags, char *pat)
669*0Sstevel@tonic-gate {
670*0Sstevel@tonic-gate 	char *wild;
671*0Sstevel@tonic-gate 
672*0Sstevel@tonic-gate #ifdef DEBUG
673*0Sstevel@tonic-gate 	printf("discont_srch: flags = %x  pat = %s\n", flags, pat);
674*0Sstevel@tonic-gate 	fflush(stdout);
675*0Sstevel@tonic-gate #endif /* DEBUG */
676*0Sstevel@tonic-gate 
677*0Sstevel@tonic-gate 	/*
678*0Sstevel@tonic-gate 	 * if patterns are NOT being matched as regular expressions
679*0Sstevel@tonic-gate 	 * we can have at most 1 match. We got it so quit.
680*0Sstevel@tonic-gate 	 */
681*0Sstevel@tonic-gate 	if ((flags & LF_REGEX) != LF_REGEX) {
682*0Sstevel@tonic-gate #ifdef DEBUG
683*0Sstevel@tonic-gate 		printf("discont_srch: ! LF_REGEX\n");
684*0Sstevel@tonic-gate 		fflush(stdout);
685*0Sstevel@tonic-gate #endif /* DEBUG */
686*0Sstevel@tonic-gate 		return (1);
687*0Sstevel@tonic-gate 	}
688*0Sstevel@tonic-gate 	/*
689*0Sstevel@tonic-gate 	 * if the pattern does not contain wildcard characters and
690*0Sstevel@tonic-gate 	 * we have found a match we are done.
691*0Sstevel@tonic-gate 	 */
692*0Sstevel@tonic-gate 	if (WILDCARD(wild, pat) == NULL) {
693*0Sstevel@tonic-gate #ifdef DEBUG
694*0Sstevel@tonic-gate 		printf("discont_srch: wild = %x\n", wild);
695*0Sstevel@tonic-gate 		fflush(stdout);
696*0Sstevel@tonic-gate #endif /* DEBUG */
697*0Sstevel@tonic-gate 		return (1);
698*0Sstevel@tonic-gate 	}
699*0Sstevel@tonic-gate 	return (0);
700*0Sstevel@tonic-gate }
701*0Sstevel@tonic-gate 
702*0Sstevel@tonic-gate #ifdef DEBUG
703*0Sstevel@tonic-gate prtitem(char * str, struct item *hd)
704*0Sstevel@tonic-gate {
705*0Sstevel@tonic-gate 	struct item *p = hd->i_next;
706*0Sstevel@tonic-gate 
707*0Sstevel@tonic-gate 	printf("\n%s\n\n", str);
708*0Sstevel@tonic-gate 	while (p != (struct item *)0) {
709*0Sstevel@tonic-gate 		printf("str = %s\n", p->i_str);
710*0Sstevel@tonic-gate 		p = p->i_next;
711*0Sstevel@tonic-gate 	}
712*0Sstevel@tonic-gate }
713*0Sstevel@tonic-gate #endif /* DEBUG */
714