19b50d902SRodney W. Grimes /*- 29b50d902SRodney W. Grimes * Copyright (c) 1990, 1993 39b50d902SRodney W. Grimes * The Regents of the University of California. All rights reserved. 49b50d902SRodney W. Grimes * 59b50d902SRodney W. Grimes * This code is derived from software contributed to Berkeley by 69b50d902SRodney W. Grimes * Cimarron D. Taylor of the University of California, Berkeley. 79b50d902SRodney W. Grimes * 89b50d902SRodney W. Grimes * Redistribution and use in source and binary forms, with or without 99b50d902SRodney W. Grimes * modification, are permitted provided that the following conditions 109b50d902SRodney W. Grimes * are met: 119b50d902SRodney W. Grimes * 1. Redistributions of source code must retain the above copyright 129b50d902SRodney W. Grimes * notice, this list of conditions and the following disclaimer. 139b50d902SRodney W. Grimes * 2. Redistributions in binary form must reproduce the above copyright 149b50d902SRodney W. Grimes * notice, this list of conditions and the following disclaimer in the 159b50d902SRodney W. Grimes * documentation and/or other materials provided with the distribution. 169b50d902SRodney W. Grimes * 3. All advertising materials mentioning features or use of this software 179b50d902SRodney W. Grimes * must display the following acknowledgement: 189b50d902SRodney W. Grimes * This product includes software developed by the University of 199b50d902SRodney W. Grimes * California, Berkeley and its contributors. 209b50d902SRodney W. Grimes * 4. Neither the name of the University nor the names of its contributors 219b50d902SRodney W. Grimes * may be used to endorse or promote products derived from this software 229b50d902SRodney W. Grimes * without specific prior written permission. 239b50d902SRodney W. Grimes * 249b50d902SRodney W. Grimes * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 259b50d902SRodney W. Grimes * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 269b50d902SRodney W. Grimes * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 279b50d902SRodney W. Grimes * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 289b50d902SRodney W. Grimes * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 299b50d902SRodney W. Grimes * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 309b50d902SRodney W. Grimes * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 319b50d902SRodney W. Grimes * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 329b50d902SRodney W. Grimes * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 339b50d902SRodney W. Grimes * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 349b50d902SRodney W. Grimes * SUCH DAMAGE. 359b50d902SRodney W. Grimes */ 369b50d902SRodney W. Grimes 379b50d902SRodney W. Grimes #ifndef lint 38c76bc8f3SOllivier Robert #if 0 39c76bc8f3SOllivier Robert static const char sccsid[] = "@(#)function.c 8.10 (Berkeley) 5/4/95"; 40c76bc8f3SOllivier Robert #endif 419b50d902SRodney W. Grimes #endif /* not lint */ 42ef646f18SMark Murray 433077469eSDavid E. O'Brien #include <sys/cdefs.h> 443077469eSDavid E. O'Brien __FBSDID("$FreeBSD$"); 459b50d902SRodney W. Grimes 469b50d902SRodney W. Grimes #include <sys/param.h> 479b50d902SRodney W. Grimes #include <sys/ucred.h> 489b50d902SRodney W. Grimes #include <sys/stat.h> 499c5d31dfSBosko Milekic #include <sys/types.h> 509c5d31dfSBosko Milekic #include <sys/acl.h> 519b50d902SRodney W. Grimes #include <sys/wait.h> 529b50d902SRodney W. Grimes #include <sys/mount.h> 53ea92232aSPoul-Henning Kamp #include <sys/timeb.h> 549b50d902SRodney W. Grimes 55ed1a4621SPeter Wemm #include <dirent.h> 569b50d902SRodney W. Grimes #include <err.h> 579b50d902SRodney W. Grimes #include <errno.h> 589b50d902SRodney W. Grimes #include <fnmatch.h> 599b50d902SRodney W. Grimes #include <fts.h> 609b50d902SRodney W. Grimes #include <grp.h> 615e25d888STim J. Robbins #include <limits.h> 629b50d902SRodney W. Grimes #include <pwd.h> 637c1d4b3aSAkinori MUSHA #include <regex.h> 649b50d902SRodney W. Grimes #include <stdio.h> 659b50d902SRodney W. Grimes #include <stdlib.h> 669b50d902SRodney W. Grimes #include <string.h> 679b50d902SRodney W. Grimes #include <unistd.h> 681c832963SOliver Eikemeier #include <ctype.h> 699b50d902SRodney W. Grimes 709b50d902SRodney W. Grimes #include "find.h" 719b50d902SRodney W. Grimes 72ecca1f1cSMark Murray static PLAN *palloc(OPTION *); 73ecca1f1cSMark Murray static long long find_parsenum(PLAN *, const char *, char *, char *); 74ecca1f1cSMark Murray static long long find_parsetime(PLAN *, const char *, char *); 75ecca1f1cSMark Murray static char *nextarg(OPTION *, char ***); 76ea92232aSPoul-Henning Kamp 77a07af811STim J. Robbins extern char **environ; 78a07af811STim J. Robbins 79adff4fcaSRuslan Ermilov #define COMPARE(a, b) do { \ 80ea92232aSPoul-Henning Kamp switch (plan->flags & F_ELG_MASK) { \ 819b50d902SRodney W. Grimes case F_EQUAL: \ 829b50d902SRodney W. Grimes return (a == b); \ 839b50d902SRodney W. Grimes case F_LESSTHAN: \ 849b50d902SRodney W. Grimes return (a < b); \ 859b50d902SRodney W. Grimes case F_GREATER: \ 869b50d902SRodney W. Grimes return (a > b); \ 879b50d902SRodney W. Grimes default: \ 889b50d902SRodney W. Grimes abort(); \ 899b50d902SRodney W. Grimes } \ 90adff4fcaSRuslan Ermilov } while(0) 919b50d902SRodney W. Grimes 92ea92232aSPoul-Henning Kamp static PLAN * 93ef646f18SMark Murray palloc(OPTION *option) 94ea92232aSPoul-Henning Kamp { 95ea92232aSPoul-Henning Kamp PLAN *new; 96ea92232aSPoul-Henning Kamp 97ea92232aSPoul-Henning Kamp if ((new = malloc(sizeof(PLAN))) == NULL) 98ea92232aSPoul-Henning Kamp err(1, NULL); 99ea92232aSPoul-Henning Kamp new->execute = option->execute; 100ea92232aSPoul-Henning Kamp new->flags = option->flags; 101ea92232aSPoul-Henning Kamp new->next = NULL; 102ea92232aSPoul-Henning Kamp return new; 103ea92232aSPoul-Henning Kamp } 1049b50d902SRodney W. Grimes 1059b50d902SRodney W. Grimes /* 1069b50d902SRodney W. Grimes * find_parsenum -- 1079b50d902SRodney W. Grimes * Parse a string of the form [+-]# and return the value. 1089b50d902SRodney W. Grimes */ 1099192bbf4SBruce Evans static long long 110ef646f18SMark Murray find_parsenum(PLAN *plan, const char *option, char *vp, char *endch) 1119b50d902SRodney W. Grimes { 1129192bbf4SBruce Evans long long value; 1139b50d902SRodney W. Grimes char *endchar, *str; /* Pointer to character ending conversion. */ 1149b50d902SRodney W. Grimes 1159b50d902SRodney W. Grimes /* Determine comparison from leading + or -. */ 1169b50d902SRodney W. Grimes str = vp; 1179b50d902SRodney W. Grimes switch (*str) { 1189b50d902SRodney W. Grimes case '+': 1199b50d902SRodney W. Grimes ++str; 120ea92232aSPoul-Henning Kamp plan->flags |= F_GREATER; 1219b50d902SRodney W. Grimes break; 1229b50d902SRodney W. Grimes case '-': 1239b50d902SRodney W. Grimes ++str; 124ea92232aSPoul-Henning Kamp plan->flags |= F_LESSTHAN; 1259b50d902SRodney W. Grimes break; 1269b50d902SRodney W. Grimes default: 127ea92232aSPoul-Henning Kamp plan->flags |= F_EQUAL; 1289b50d902SRodney W. Grimes break; 1299b50d902SRodney W. Grimes } 1309b50d902SRodney W. Grimes 1319b50d902SRodney W. Grimes /* 1329192bbf4SBruce Evans * Convert the string with strtoq(). Note, if strtoq() returns zero 1339b50d902SRodney W. Grimes * and endchar points to the beginning of the string we know we have 1349b50d902SRodney W. Grimes * a syntax error. 1359b50d902SRodney W. Grimes */ 1369192bbf4SBruce Evans value = strtoq(str, &endchar, 10); 1379b50d902SRodney W. Grimes if (value == 0 && endchar == str) 1389b50d902SRodney W. Grimes errx(1, "%s: %s: illegal numeric value", option, vp); 1399b50d902SRodney W. Grimes if (endchar[0] && (endch == NULL || endchar[0] != *endch)) 1409b50d902SRodney W. Grimes errx(1, "%s: %s: illegal trailing character", option, vp); 1419b50d902SRodney W. Grimes if (endch) 1429b50d902SRodney W. Grimes *endch = endchar[0]; 143ea92232aSPoul-Henning Kamp return value; 1449b50d902SRodney W. Grimes } 1459b50d902SRodney W. Grimes 1469b50d902SRodney W. Grimes /* 147adff4fcaSRuslan Ermilov * find_parsetime -- 148adff4fcaSRuslan Ermilov * Parse a string of the form [+-]([0-9]+[smhdw]?)+ and return the value. 149adff4fcaSRuslan Ermilov */ 150adff4fcaSRuslan Ermilov static long long 151ef646f18SMark Murray find_parsetime(PLAN *plan, const char *option, char *vp) 152adff4fcaSRuslan Ermilov { 153adff4fcaSRuslan Ermilov long long secs, value; 154adff4fcaSRuslan Ermilov char *str, *unit; /* Pointer to character ending conversion. */ 155adff4fcaSRuslan Ermilov 156adff4fcaSRuslan Ermilov /* Determine comparison from leading + or -. */ 157adff4fcaSRuslan Ermilov str = vp; 158adff4fcaSRuslan Ermilov switch (*str) { 159adff4fcaSRuslan Ermilov case '+': 160adff4fcaSRuslan Ermilov ++str; 161adff4fcaSRuslan Ermilov plan->flags |= F_GREATER; 162adff4fcaSRuslan Ermilov break; 163adff4fcaSRuslan Ermilov case '-': 164adff4fcaSRuslan Ermilov ++str; 165adff4fcaSRuslan Ermilov plan->flags |= F_LESSTHAN; 166adff4fcaSRuslan Ermilov break; 167adff4fcaSRuslan Ermilov default: 168adff4fcaSRuslan Ermilov plan->flags |= F_EQUAL; 169adff4fcaSRuslan Ermilov break; 170adff4fcaSRuslan Ermilov } 171adff4fcaSRuslan Ermilov 172adff4fcaSRuslan Ermilov value = strtoq(str, &unit, 10); 173adff4fcaSRuslan Ermilov if (value == 0 && unit == str) { 174adff4fcaSRuslan Ermilov errx(1, "%s: %s: illegal time value", option, vp); 175adff4fcaSRuslan Ermilov /* NOTREACHED */ 176adff4fcaSRuslan Ermilov } 177adff4fcaSRuslan Ermilov if (*unit == '\0') 178adff4fcaSRuslan Ermilov return value; 179adff4fcaSRuslan Ermilov 180adff4fcaSRuslan Ermilov /* Units syntax. */ 181adff4fcaSRuslan Ermilov secs = 0; 182adff4fcaSRuslan Ermilov for (;;) { 183adff4fcaSRuslan Ermilov switch(*unit) { 184adff4fcaSRuslan Ermilov case 's': /* seconds */ 185adff4fcaSRuslan Ermilov secs += value; 186adff4fcaSRuslan Ermilov break; 187adff4fcaSRuslan Ermilov case 'm': /* minutes */ 188adff4fcaSRuslan Ermilov secs += value * 60; 189adff4fcaSRuslan Ermilov break; 190adff4fcaSRuslan Ermilov case 'h': /* hours */ 191adff4fcaSRuslan Ermilov secs += value * 3600; 192adff4fcaSRuslan Ermilov break; 193adff4fcaSRuslan Ermilov case 'd': /* days */ 194adff4fcaSRuslan Ermilov secs += value * 86400; 195adff4fcaSRuslan Ermilov break; 196adff4fcaSRuslan Ermilov case 'w': /* weeks */ 197adff4fcaSRuslan Ermilov secs += value * 604800; 198adff4fcaSRuslan Ermilov break; 199adff4fcaSRuslan Ermilov default: 200adff4fcaSRuslan Ermilov errx(1, "%s: %s: bad unit '%c'", option, vp, *unit); 201adff4fcaSRuslan Ermilov /* NOTREACHED */ 202adff4fcaSRuslan Ermilov } 203adff4fcaSRuslan Ermilov str = unit + 1; 204adff4fcaSRuslan Ermilov if (*str == '\0') /* EOS */ 205adff4fcaSRuslan Ermilov break; 206adff4fcaSRuslan Ermilov value = strtoq(str, &unit, 10); 207adff4fcaSRuslan Ermilov if (value == 0 && unit == str) { 208adff4fcaSRuslan Ermilov errx(1, "%s: %s: illegal time value", option, vp); 209adff4fcaSRuslan Ermilov /* NOTREACHED */ 210adff4fcaSRuslan Ermilov } 211adff4fcaSRuslan Ermilov if (*unit == '\0') { 212adff4fcaSRuslan Ermilov errx(1, "%s: %s: missing trailing unit", option, vp); 213adff4fcaSRuslan Ermilov /* NOTREACHED */ 214adff4fcaSRuslan Ermilov } 215adff4fcaSRuslan Ermilov } 216adff4fcaSRuslan Ermilov plan->flags |= F_EXACTTIME; 217adff4fcaSRuslan Ermilov return secs; 218adff4fcaSRuslan Ermilov } 219adff4fcaSRuslan Ermilov 220adff4fcaSRuslan Ermilov /* 221ea92232aSPoul-Henning Kamp * nextarg -- 222ea92232aSPoul-Henning Kamp * Check that another argument still exists, return a pointer to it, 223ea92232aSPoul-Henning Kamp * and increment the argument vector pointer. 224ea92232aSPoul-Henning Kamp */ 225ea92232aSPoul-Henning Kamp static char * 226ef646f18SMark Murray nextarg(OPTION *option, char ***argvp) 227ea92232aSPoul-Henning Kamp { 228ea92232aSPoul-Henning Kamp char *arg; 229ea92232aSPoul-Henning Kamp 230ea92232aSPoul-Henning Kamp if ((arg = **argvp) == 0) 231ea92232aSPoul-Henning Kamp errx(1, "%s: requires additional arguments", option->name); 232ea92232aSPoul-Henning Kamp (*argvp)++; 233ea92232aSPoul-Henning Kamp return arg; 234ea92232aSPoul-Henning Kamp } /* nextarg() */ 235ea92232aSPoul-Henning Kamp 236ea92232aSPoul-Henning Kamp /* 23731d53425SCeri Davies * The value of n for the inode times (atime, birthtime, ctime, mtime) is a 23831d53425SCeri Davies * range, i.e. n matches from (n - 1) to n 24 hour periods. This interacts 23931d53425SCeri Davies * with -n, such that "-mtime -1" would be less than 0 days, which isn't what 24031d53425SCeri Davies * the user wanted. Correct so that -1 is "less than 1". 2419b50d902SRodney W. Grimes */ 242ea92232aSPoul-Henning Kamp #define TIME_CORRECT(p) \ 243ea92232aSPoul-Henning Kamp if (((p)->flags & F_ELG_MASK) == F_LESSTHAN) \ 2449b50d902SRodney W. Grimes ++((p)->t_data); 2459b50d902SRodney W. Grimes 2469b50d902SRodney W. Grimes /* 247ea92232aSPoul-Henning Kamp * -[acm]min n functions -- 2483f5223f8SWolfram Schneider * 249ea92232aSPoul-Henning Kamp * True if the difference between the 250ea92232aSPoul-Henning Kamp * file access time (-amin) 25131d53425SCeri Davies * file birth time (-Bmin) 252ea92232aSPoul-Henning Kamp * last change of file status information (-cmin) 253ea92232aSPoul-Henning Kamp * file modification time (-mmin) 254ea92232aSPoul-Henning Kamp * and the current time is n min periods. 2553f5223f8SWolfram Schneider */ 2563f5223f8SWolfram Schneider int 257ef646f18SMark Murray f_Xmin(PLAN *plan, FTSENT *entry) 2583f5223f8SWolfram Schneider { 259ea92232aSPoul-Henning Kamp if (plan->flags & F_TIME_C) { 2603f5223f8SWolfram Schneider COMPARE((now - entry->fts_statp->st_ctime + 2613f5223f8SWolfram Schneider 60 - 1) / 60, plan->t_data); 262ea92232aSPoul-Henning Kamp } else if (plan->flags & F_TIME_A) { 263ea92232aSPoul-Henning Kamp COMPARE((now - entry->fts_statp->st_atime + 264ea92232aSPoul-Henning Kamp 60 - 1) / 60, plan->t_data); 26531d53425SCeri Davies } else if (plan->flags & F_TIME_B) { 26631d53425SCeri Davies COMPARE((now - entry->fts_statp->st_birthtime + 26731d53425SCeri Davies 60 - 1) / 60, plan->t_data); 268ea92232aSPoul-Henning Kamp } else { 269ea92232aSPoul-Henning Kamp COMPARE((now - entry->fts_statp->st_mtime + 270ea92232aSPoul-Henning Kamp 60 - 1) / 60, plan->t_data); 271ea92232aSPoul-Henning Kamp } 2723f5223f8SWolfram Schneider } 2733f5223f8SWolfram Schneider 2743f5223f8SWolfram Schneider PLAN * 275ef646f18SMark Murray c_Xmin(OPTION *option, char ***argvp) 2763f5223f8SWolfram Schneider { 277ea92232aSPoul-Henning Kamp char *nmins; 2783f5223f8SWolfram Schneider PLAN *new; 2793f5223f8SWolfram Schneider 280ea92232aSPoul-Henning Kamp nmins = nextarg(option, argvp); 2813f5223f8SWolfram Schneider ftsoptions &= ~FTS_NOSTAT; 2823f5223f8SWolfram Schneider 283ea92232aSPoul-Henning Kamp new = palloc(option); 284ea92232aSPoul-Henning Kamp new->t_data = find_parsenum(new, option->name, nmins, NULL); 285ea92232aSPoul-Henning Kamp TIME_CORRECT(new); 286ea92232aSPoul-Henning Kamp return new; 2873f5223f8SWolfram Schneider } 2883f5223f8SWolfram Schneider 2899b50d902SRodney W. Grimes /* 290ea92232aSPoul-Henning Kamp * -[acm]time n functions -- 2919b50d902SRodney W. Grimes * 292ea92232aSPoul-Henning Kamp * True if the difference between the 293ea92232aSPoul-Henning Kamp * file access time (-atime) 29431d53425SCeri Davies * file birth time (-Btime) 295ea92232aSPoul-Henning Kamp * last change of file status information (-ctime) 296ea92232aSPoul-Henning Kamp * file modification time (-mtime) 297ea92232aSPoul-Henning Kamp * and the current time is n 24 hour periods. 2989b50d902SRodney W. Grimes */ 299ea92232aSPoul-Henning Kamp 3009b50d902SRodney W. Grimes int 301ef646f18SMark Murray f_Xtime(PLAN *plan, FTSENT *entry) 3029b50d902SRodney W. Grimes { 303631a8765SRuslan Ermilov time_t xtime; 304adff4fcaSRuslan Ermilov 305631a8765SRuslan Ermilov if (plan->flags & F_TIME_A) 306631a8765SRuslan Ermilov xtime = entry->fts_statp->st_atime; 30731d53425SCeri Davies else if (plan->flags & F_TIME_B) 30831d53425SCeri Davies xtime = entry->fts_statp->st_birthtime; 309631a8765SRuslan Ermilov else if (plan->flags & F_TIME_C) 310631a8765SRuslan Ermilov xtime = entry->fts_statp->st_ctime; 311631a8765SRuslan Ermilov else 312631a8765SRuslan Ermilov xtime = entry->fts_statp->st_mtime; 3139b50d902SRodney W. Grimes 314631a8765SRuslan Ermilov if (plan->flags & F_EXACTTIME) 315631a8765SRuslan Ermilov COMPARE(now - xtime, plan->t_data); 316adff4fcaSRuslan Ermilov else 317631a8765SRuslan Ermilov COMPARE((now - xtime + 86400 - 1) / 86400, plan->t_data); 3189b50d902SRodney W. Grimes } 3199b50d902SRodney W. Grimes 3209b50d902SRodney W. Grimes PLAN * 321ef646f18SMark Murray c_Xtime(OPTION *option, char ***argvp) 3229b50d902SRodney W. Grimes { 323adff4fcaSRuslan Ermilov char *value; 3249b50d902SRodney W. Grimes PLAN *new; 3259b50d902SRodney W. Grimes 326adff4fcaSRuslan Ermilov value = nextarg(option, argvp); 3279b50d902SRodney W. Grimes ftsoptions &= ~FTS_NOSTAT; 3289b50d902SRodney W. Grimes 329ea92232aSPoul-Henning Kamp new = palloc(option); 330adff4fcaSRuslan Ermilov new->t_data = find_parsetime(new, option->name, value); 331adff4fcaSRuslan Ermilov if (!(new->flags & F_EXACTTIME)) 332ea92232aSPoul-Henning Kamp TIME_CORRECT(new); 333ea92232aSPoul-Henning Kamp return new; 334ea92232aSPoul-Henning Kamp } 335ea92232aSPoul-Henning Kamp 336ea92232aSPoul-Henning Kamp /* 337ea92232aSPoul-Henning Kamp * -maxdepth/-mindepth n functions -- 338ea92232aSPoul-Henning Kamp * 339ea92232aSPoul-Henning Kamp * Does the same as -prune if the level of the current file is 340ea92232aSPoul-Henning Kamp * greater/less than the specified maximum/minimum depth. 341ea92232aSPoul-Henning Kamp * 342ea92232aSPoul-Henning Kamp * Note that -maxdepth and -mindepth are handled specially in 343ea92232aSPoul-Henning Kamp * find_execute() so their f_* functions are set to f_always_true(). 344ea92232aSPoul-Henning Kamp */ 345ea92232aSPoul-Henning Kamp PLAN * 346ef646f18SMark Murray c_mXXdepth(OPTION *option, char ***argvp) 347ea92232aSPoul-Henning Kamp { 348ea92232aSPoul-Henning Kamp char *dstr; 349ea92232aSPoul-Henning Kamp PLAN *new; 350ea92232aSPoul-Henning Kamp 351ea92232aSPoul-Henning Kamp dstr = nextarg(option, argvp); 352ea92232aSPoul-Henning Kamp if (dstr[0] == '-') 353ea92232aSPoul-Henning Kamp /* all other errors handled by find_parsenum() */ 354ea92232aSPoul-Henning Kamp errx(1, "%s: %s: value must be positive", option->name, dstr); 355ea92232aSPoul-Henning Kamp 356ea92232aSPoul-Henning Kamp new = palloc(option); 357ea92232aSPoul-Henning Kamp if (option->flags & F_MAXDEPTH) 358ea92232aSPoul-Henning Kamp maxdepth = find_parsenum(new, option->name, dstr, NULL); 359ea92232aSPoul-Henning Kamp else 360ea92232aSPoul-Henning Kamp mindepth = find_parsenum(new, option->name, dstr, NULL); 361ea92232aSPoul-Henning Kamp return new; 362ea92232aSPoul-Henning Kamp } 363ea92232aSPoul-Henning Kamp 364ea92232aSPoul-Henning Kamp /* 3659c5d31dfSBosko Milekic * -acl function -- 3669c5d31dfSBosko Milekic * 3679c5d31dfSBosko Milekic * Show files with EXTENDED ACL attributes. 3689c5d31dfSBosko Milekic */ 3699c5d31dfSBosko Milekic int 3709c5d31dfSBosko Milekic f_acl(PLAN *plan __unused, FTSENT *entry) 3719c5d31dfSBosko Milekic { 3729c5d31dfSBosko Milekic int match, entries; 3739c5d31dfSBosko Milekic acl_entry_t ae; 3749c5d31dfSBosko Milekic acl_t facl; 3759c5d31dfSBosko Milekic 3769c5d31dfSBosko Milekic if (S_ISLNK(entry->fts_statp->st_mode)) 3779c5d31dfSBosko Milekic return 0; 3789c5d31dfSBosko Milekic if ((match = pathconf(entry->fts_accpath, _PC_ACL_EXTENDED)) <= 0) { 3799c5d31dfSBosko Milekic if (match < 0 && errno != EINVAL) 3809c5d31dfSBosko Milekic warn("%s", entry->fts_accpath); 3819c5d31dfSBosko Milekic else 3829c5d31dfSBosko Milekic return 0; 3839c5d31dfSBosko Milekic } 3849c5d31dfSBosko Milekic match = 0; 3859c5d31dfSBosko Milekic if ((facl = acl_get_file(entry->fts_accpath,ACL_TYPE_ACCESS)) != NULL) { 3869c5d31dfSBosko Milekic if (acl_get_entry(facl, ACL_FIRST_ENTRY, &ae) == 1) { 3879c5d31dfSBosko Milekic /* 3889c5d31dfSBosko Milekic * POSIX.1e requires that ACLs of type ACL_TYPE_ACCESS 3899c5d31dfSBosko Milekic * must have at least three entries (owner, group, 3909c5d31dfSBosko Milekic * other). 3919c5d31dfSBosko Milekic */ 3929c5d31dfSBosko Milekic entries = 1; 3939c5d31dfSBosko Milekic while (acl_get_entry(facl, ACL_NEXT_ENTRY, &ae) == 1) { 3949c5d31dfSBosko Milekic if (++entries > 3) { 3959c5d31dfSBosko Milekic match = 1; 3969c5d31dfSBosko Milekic break; 3979c5d31dfSBosko Milekic } 3989c5d31dfSBosko Milekic } 3999c5d31dfSBosko Milekic } 4009c5d31dfSBosko Milekic acl_free(facl); 4019c5d31dfSBosko Milekic } else 4029c5d31dfSBosko Milekic warn("%s", entry->fts_accpath); 4039c5d31dfSBosko Milekic return match; 4049c5d31dfSBosko Milekic } 4059c5d31dfSBosko Milekic 4069c5d31dfSBosko Milekic PLAN * 4079c5d31dfSBosko Milekic c_acl(OPTION *option, char ***argvp __unused) 4089c5d31dfSBosko Milekic { 4099c5d31dfSBosko Milekic ftsoptions &= ~FTS_NOSTAT; 4109c5d31dfSBosko Milekic return (palloc(option)); 4119c5d31dfSBosko Milekic } 4129c5d31dfSBosko Milekic 4139c5d31dfSBosko Milekic /* 414ea92232aSPoul-Henning Kamp * -delete functions -- 415ea92232aSPoul-Henning Kamp * 416ea92232aSPoul-Henning Kamp * True always. Makes its best shot and continues on regardless. 417ea92232aSPoul-Henning Kamp */ 418ea92232aSPoul-Henning Kamp int 419ef646f18SMark Murray f_delete(PLAN *plan __unused, FTSENT *entry) 420ea92232aSPoul-Henning Kamp { 421ea92232aSPoul-Henning Kamp /* ignore these from fts */ 422ea92232aSPoul-Henning Kamp if (strcmp(entry->fts_accpath, ".") == 0 || 423ea92232aSPoul-Henning Kamp strcmp(entry->fts_accpath, "..") == 0) 424ea92232aSPoul-Henning Kamp return 1; 425ea92232aSPoul-Henning Kamp 426ea92232aSPoul-Henning Kamp /* sanity check */ 427ea92232aSPoul-Henning Kamp if (isdepth == 0 || /* depth off */ 428ea92232aSPoul-Henning Kamp (ftsoptions & FTS_NOSTAT) || /* not stat()ing */ 429ea92232aSPoul-Henning Kamp !(ftsoptions & FTS_PHYSICAL) || /* physical off */ 430ea92232aSPoul-Henning Kamp (ftsoptions & FTS_LOGICAL)) /* or finally, logical on */ 431ea92232aSPoul-Henning Kamp errx(1, "-delete: insecure options got turned on"); 432ea92232aSPoul-Henning Kamp 433ea92232aSPoul-Henning Kamp /* Potentially unsafe - do not accept relative paths whatsoever */ 434ea92232aSPoul-Henning Kamp if (strchr(entry->fts_accpath, '/') != NULL) 435ea92232aSPoul-Henning Kamp errx(1, "-delete: %s: relative path potentially not safe", 436ea92232aSPoul-Henning Kamp entry->fts_accpath); 437ea92232aSPoul-Henning Kamp 438ea92232aSPoul-Henning Kamp /* Turn off user immutable bits if running as root */ 439ea92232aSPoul-Henning Kamp if ((entry->fts_statp->st_flags & (UF_APPEND|UF_IMMUTABLE)) && 440ea92232aSPoul-Henning Kamp !(entry->fts_statp->st_flags & (SF_APPEND|SF_IMMUTABLE)) && 441ea92232aSPoul-Henning Kamp geteuid() == 0) 442ea92232aSPoul-Henning Kamp chflags(entry->fts_accpath, 443ea92232aSPoul-Henning Kamp entry->fts_statp->st_flags &= ~(UF_APPEND|UF_IMMUTABLE)); 444ea92232aSPoul-Henning Kamp 445ea92232aSPoul-Henning Kamp /* rmdir directories, unlink everything else */ 446ea92232aSPoul-Henning Kamp if (S_ISDIR(entry->fts_statp->st_mode)) { 447ea92232aSPoul-Henning Kamp if (rmdir(entry->fts_accpath) < 0 && errno != ENOTEMPTY) 448ea92232aSPoul-Henning Kamp warn("-delete: rmdir(%s)", entry->fts_path); 449ea92232aSPoul-Henning Kamp } else { 450ea92232aSPoul-Henning Kamp if (unlink(entry->fts_accpath) < 0) 451ea92232aSPoul-Henning Kamp warn("-delete: unlink(%s)", entry->fts_path); 452ea92232aSPoul-Henning Kamp } 453ea92232aSPoul-Henning Kamp 454ea92232aSPoul-Henning Kamp /* "succeed" */ 455ea92232aSPoul-Henning Kamp return 1; 456ea92232aSPoul-Henning Kamp } 457ea92232aSPoul-Henning Kamp 458ea92232aSPoul-Henning Kamp PLAN * 459ef646f18SMark Murray c_delete(OPTION *option, char ***argvp __unused) 460ea92232aSPoul-Henning Kamp { 461ea92232aSPoul-Henning Kamp 462ea92232aSPoul-Henning Kamp ftsoptions &= ~FTS_NOSTAT; /* no optimise */ 463ea92232aSPoul-Henning Kamp ftsoptions |= FTS_PHYSICAL; /* disable -follow */ 464ea92232aSPoul-Henning Kamp ftsoptions &= ~FTS_LOGICAL; /* disable -follow */ 465ea92232aSPoul-Henning Kamp isoutput = 1; /* possible output */ 466ea92232aSPoul-Henning Kamp isdepth = 1; /* -depth implied */ 467ea92232aSPoul-Henning Kamp 468ea92232aSPoul-Henning Kamp return palloc(option); 4699b50d902SRodney W. Grimes } 4709b50d902SRodney W. Grimes 4713f5223f8SWolfram Schneider 4729b50d902SRodney W. Grimes /* 4731c832963SOliver Eikemeier * always_true -- 4749b50d902SRodney W. Grimes * 4751c832963SOliver Eikemeier * Always true, used for -maxdepth, -mindepth, -xdev and -follow 4769b50d902SRodney W. Grimes */ 4779b50d902SRodney W. Grimes int 478ef646f18SMark Murray f_always_true(PLAN *plan __unused, FTSENT *entry __unused) 4799b50d902SRodney W. Grimes { 480ea92232aSPoul-Henning Kamp return 1; 4819b50d902SRodney W. Grimes } 4829b50d902SRodney W. Grimes 4831c832963SOliver Eikemeier /* 4841c832963SOliver Eikemeier * -depth functions -- 4851c832963SOliver Eikemeier * 4861c832963SOliver Eikemeier * With argument: True if the file is at level n. 4871c832963SOliver Eikemeier * Without argument: Always true, causes descent of the directory hierarchy 4881c832963SOliver Eikemeier * to be done so that all entries in a directory are acted on before the 4891c832963SOliver Eikemeier * directory itself. 4901c832963SOliver Eikemeier */ 4911c832963SOliver Eikemeier int 4921c832963SOliver Eikemeier f_depth(PLAN *plan, FTSENT *entry) 4939b50d902SRodney W. Grimes { 4941c832963SOliver Eikemeier if (plan->flags & F_DEPTH) 4951c832963SOliver Eikemeier COMPARE(entry->fts_level, plan->d_data); 4961c832963SOliver Eikemeier else 4971c832963SOliver Eikemeier return 1; 4981c832963SOliver Eikemeier } 4999b50d902SRodney W. Grimes 5001c832963SOliver Eikemeier PLAN * 5011c832963SOliver Eikemeier c_depth(OPTION *option, char ***argvp) 5021c832963SOliver Eikemeier { 5031c832963SOliver Eikemeier PLAN *new; 5041c832963SOliver Eikemeier char *str; 5051c832963SOliver Eikemeier 5061c832963SOliver Eikemeier new = palloc(option); 5071c832963SOliver Eikemeier 5081c832963SOliver Eikemeier str = **argvp; 5091c832963SOliver Eikemeier if (str && !(new->flags & F_DEPTH)) { 5101c832963SOliver Eikemeier /* skip leading + or - */ 5111c832963SOliver Eikemeier if (*str == '+' || *str == '-') 5121c832963SOliver Eikemeier str++; 5131c832963SOliver Eikemeier /* skip sign */ 5141c832963SOliver Eikemeier if (*str == '+' || *str == '-') 5151c832963SOliver Eikemeier str++; 5161c832963SOliver Eikemeier if (isdigit(*str)) 5171c832963SOliver Eikemeier new->flags |= F_DEPTH; 5181c832963SOliver Eikemeier } 5191c832963SOliver Eikemeier 5201c832963SOliver Eikemeier if (new->flags & F_DEPTH) { /* -depth n */ 5211c832963SOliver Eikemeier char *ndepth; 5221c832963SOliver Eikemeier 5231c832963SOliver Eikemeier ndepth = nextarg(option, argvp); 5241c832963SOliver Eikemeier new->d_data = find_parsenum(new, option->name, ndepth, NULL); 5251c832963SOliver Eikemeier } else { /* -d */ 5261c832963SOliver Eikemeier isdepth = 1; 5271c832963SOliver Eikemeier } 5281c832963SOliver Eikemeier 5291c832963SOliver Eikemeier return new; 5309b50d902SRodney W. Grimes } 531127d7563SWarner Losh 532127d7563SWarner Losh /* 533ed1a4621SPeter Wemm * -empty functions -- 534ed1a4621SPeter Wemm * 535ed1a4621SPeter Wemm * True if the file or directory is empty 536ed1a4621SPeter Wemm */ 537ed1a4621SPeter Wemm int 538ef646f18SMark Murray f_empty(PLAN *plan __unused, FTSENT *entry) 539ed1a4621SPeter Wemm { 540ea92232aSPoul-Henning Kamp if (S_ISREG(entry->fts_statp->st_mode) && 541ea92232aSPoul-Henning Kamp entry->fts_statp->st_size == 0) 542ea92232aSPoul-Henning Kamp return 1; 543ed1a4621SPeter Wemm if (S_ISDIR(entry->fts_statp->st_mode)) { 544ed1a4621SPeter Wemm struct dirent *dp; 545ed1a4621SPeter Wemm int empty; 546ed1a4621SPeter Wemm DIR *dir; 547ed1a4621SPeter Wemm 548ed1a4621SPeter Wemm empty = 1; 549ed1a4621SPeter Wemm dir = opendir(entry->fts_accpath); 550ed1a4621SPeter Wemm if (dir == NULL) 551ed1a4621SPeter Wemm err(1, "%s", entry->fts_accpath); 552ed1a4621SPeter Wemm for (dp = readdir(dir); dp; dp = readdir(dir)) 553ed1a4621SPeter Wemm if (dp->d_name[0] != '.' || 554ed1a4621SPeter Wemm (dp->d_name[1] != '\0' && 555ed1a4621SPeter Wemm (dp->d_name[1] != '.' || dp->d_name[2] != '\0'))) { 556ed1a4621SPeter Wemm empty = 0; 557ed1a4621SPeter Wemm break; 558ed1a4621SPeter Wemm } 559ed1a4621SPeter Wemm closedir(dir); 560ea92232aSPoul-Henning Kamp return empty; 561ed1a4621SPeter Wemm } 562ea92232aSPoul-Henning Kamp return 0; 563ed1a4621SPeter Wemm } 564ed1a4621SPeter Wemm 565ed1a4621SPeter Wemm PLAN * 566ef646f18SMark Murray c_empty(OPTION *option, char ***argvp __unused) 567ed1a4621SPeter Wemm { 568ed1a4621SPeter Wemm ftsoptions &= ~FTS_NOSTAT; 569ed1a4621SPeter Wemm 570ea92232aSPoul-Henning Kamp return palloc(option); 571ed1a4621SPeter Wemm } 572ed1a4621SPeter Wemm 573ed1a4621SPeter Wemm /* 574ea92232aSPoul-Henning Kamp * [-exec | -execdir | -ok] utility [arg ... ] ; functions -- 575127d7563SWarner Losh * 576127d7563SWarner Losh * True if the executed utility returns a zero value as exit status. 577127d7563SWarner Losh * The end of the primary expression is delimited by a semicolon. If 578ea92232aSPoul-Henning Kamp * "{}" occurs anywhere, it gets replaced by the current pathname, 579ea92232aSPoul-Henning Kamp * or, in the case of -execdir, the current basename (filename 580ea92232aSPoul-Henning Kamp * without leading directory prefix). For -exec and -ok, 581ea92232aSPoul-Henning Kamp * the current directory for the execution of utility is the same as 582ea92232aSPoul-Henning Kamp * the current directory when the find utility was started, whereas 583ea92232aSPoul-Henning Kamp * for -execdir, it is the directory the file resides in. 584ea92232aSPoul-Henning Kamp * 585ea92232aSPoul-Henning Kamp * The primary -ok differs from -exec in that it requests affirmation 586ea92232aSPoul-Henning Kamp * of the user before executing the utility. 587127d7563SWarner Losh */ 588127d7563SWarner Losh int 589ef646f18SMark Murray f_exec(PLAN *plan, FTSENT *entry) 590127d7563SWarner Losh { 591e98080b1SDavid Malone int cnt; 592127d7563SWarner Losh pid_t pid; 593127d7563SWarner Losh int status; 594127d7563SWarner Losh char *file; 595127d7563SWarner Losh 5965e25d888STim J. Robbins if (entry == NULL && plan->flags & F_EXECPLUS) { 5975e25d888STim J. Robbins if (plan->e_ppos == plan->e_pbnum) 5985e25d888STim J. Robbins return (1); 5995e25d888STim J. Robbins plan->e_argv[plan->e_ppos] = NULL; 6005e25d888STim J. Robbins goto doexec; 6015e25d888STim J. Robbins } 6025e25d888STim J. Robbins 603127d7563SWarner Losh /* XXX - if file/dir ends in '/' this will not work -- can it? */ 604ea92232aSPoul-Henning Kamp if ((plan->flags & F_EXECDIR) && \ 605ea92232aSPoul-Henning Kamp (file = strrchr(entry->fts_path, '/'))) 606127d7563SWarner Losh file++; 607127d7563SWarner Losh else 608127d7563SWarner Losh file = entry->fts_path; 609127d7563SWarner Losh 6105e25d888STim J. Robbins if (plan->flags & F_EXECPLUS) { 6115e25d888STim J. Robbins if ((plan->e_argv[plan->e_ppos] = strdup(file)) == NULL) 6125e25d888STim J. Robbins err(1, NULL); 6135e25d888STim J. Robbins plan->e_len[plan->e_ppos] = strlen(file); 6145e25d888STim J. Robbins plan->e_psize += plan->e_len[plan->e_ppos]; 6155e25d888STim J. Robbins if (++plan->e_ppos < plan->e_pnummax && 6165e25d888STim J. Robbins plan->e_psize < plan->e_psizemax) 6175e25d888STim J. Robbins return (1); 6185e25d888STim J. Robbins plan->e_argv[plan->e_ppos] = NULL; 6195e25d888STim J. Robbins } else { 620127d7563SWarner Losh for (cnt = 0; plan->e_argv[cnt]; ++cnt) 621127d7563SWarner Losh if (plan->e_len[cnt]) 6225e25d888STim J. Robbins brace_subst(plan->e_orig[cnt], 6235e25d888STim J. Robbins &plan->e_argv[cnt], file, 6245e25d888STim J. Robbins plan->e_len[cnt]); 6255e25d888STim J. Robbins } 626127d7563SWarner Losh 6275e25d888STim J. Robbins doexec: if ((plan->flags & F_NEEDOK) && !queryuser(plan->e_argv)) 628ea92232aSPoul-Henning Kamp return 0; 629ea92232aSPoul-Henning Kamp 630ea92232aSPoul-Henning Kamp /* make sure find output is interspersed correctly with subprocesses */ 631127d7563SWarner Losh fflush(stdout); 632127d7563SWarner Losh fflush(stderr); 633127d7563SWarner Losh 6341fd98d7dSDag-Erling Smørgrav switch (pid = fork()) { 635127d7563SWarner Losh case -1: 636127d7563SWarner Losh err(1, "fork"); 637127d7563SWarner Losh /* NOTREACHED */ 638127d7563SWarner Losh case 0: 639ea92232aSPoul-Henning Kamp /* change dir back from where we started */ 640ea92232aSPoul-Henning Kamp if (!(plan->flags & F_EXECDIR) && fchdir(dotfd)) { 641ea92232aSPoul-Henning Kamp warn("chdir"); 642ea92232aSPoul-Henning Kamp _exit(1); 643ea92232aSPoul-Henning Kamp } 644127d7563SWarner Losh execvp(plan->e_argv[0], plan->e_argv); 645127d7563SWarner Losh warn("%s", plan->e_argv[0]); 646127d7563SWarner Losh _exit(1); 647127d7563SWarner Losh } 6485e25d888STim J. Robbins if (plan->flags & F_EXECPLUS) { 6495e25d888STim J. Robbins while (--plan->e_ppos >= plan->e_pbnum) 6505e25d888STim J. Robbins free(plan->e_argv[plan->e_ppos]); 6515e25d888STim J. Robbins plan->e_ppos = plan->e_pbnum; 6525e25d888STim J. Robbins plan->e_psize = plan->e_pbsize; 6535e25d888STim J. Robbins } 654127d7563SWarner Losh pid = waitpid(pid, &status, 0); 655127d7563SWarner Losh return (pid != -1 && WIFEXITED(status) && !WEXITSTATUS(status)); 656127d7563SWarner Losh } 657127d7563SWarner Losh 658127d7563SWarner Losh /* 659ea92232aSPoul-Henning Kamp * c_exec, c_execdir, c_ok -- 660127d7563SWarner Losh * build three parallel arrays, one with pointers to the strings passed 661127d7563SWarner Losh * on the command line, one with (possibly duplicated) pointers to the 662127d7563SWarner Losh * argv array, and one with integer values that are lengths of the 663127d7563SWarner Losh * strings, but also flags meaning that the string has to be massaged. 664127d7563SWarner Losh */ 665127d7563SWarner Losh PLAN * 666ef646f18SMark Murray c_exec(OPTION *option, char ***argvp) 667127d7563SWarner Losh { 668127d7563SWarner Losh PLAN *new; /* node returned */ 6695e25d888STim J. Robbins long argmax; 6705e25d888STim J. Robbins int cnt, i; 671a07af811STim J. Robbins char **argv, **ap, **ep, *p; 672127d7563SWarner Losh 673ea92232aSPoul-Henning Kamp /* XXX - was in c_execdir, but seems unnecessary!? 674127d7563SWarner Losh ftsoptions &= ~FTS_NOSTAT; 675ea92232aSPoul-Henning Kamp */ 676127d7563SWarner Losh isoutput = 1; 677127d7563SWarner Losh 678ea92232aSPoul-Henning Kamp /* XXX - this is a change from the previous coding */ 679ea92232aSPoul-Henning Kamp new = palloc(option); 680127d7563SWarner Losh 681127d7563SWarner Losh for (ap = argv = *argvp;; ++ap) { 682127d7563SWarner Losh if (!*ap) 683127d7563SWarner Losh errx(1, 684e22bb9dbSTim J. Robbins "%s: no terminating \";\" or \"+\"", option->name); 685127d7563SWarner Losh if (**ap == ';') 686127d7563SWarner Losh break; 6875e25d888STim J. Robbins if (**ap == '+' && ap != argv && strcmp(*(ap - 1), "{}") == 0) { 6885e25d888STim J. Robbins new->flags |= F_EXECPLUS; 6895e25d888STim J. Robbins break; 6905e25d888STim J. Robbins } 691127d7563SWarner Losh } 692127d7563SWarner Losh 69351b0534fSJuli Mallett if (ap == argv) 69451b0534fSJuli Mallett errx(1, "%s: no command specified", option->name); 69551b0534fSJuli Mallett 696127d7563SWarner Losh cnt = ap - *argvp + 1; 6975e25d888STim J. Robbins if (new->flags & F_EXECPLUS) { 6985e25d888STim J. Robbins new->e_ppos = new->e_pbnum = cnt - 2; 6995e25d888STim J. Robbins if ((argmax = sysconf(_SC_ARG_MAX)) == -1) { 7005e25d888STim J. Robbins warn("sysconf(_SC_ARG_MAX)"); 7015e25d888STim J. Robbins argmax = _POSIX_ARG_MAX; 7025e25d888STim J. Robbins } 703a07af811STim J. Robbins argmax -= 1024; 704a07af811STim J. Robbins for (ep = environ; *ep != NULL; ep++) 705a07af811STim J. Robbins argmax -= strlen(*ep) + 1 + sizeof(*ep); 706a07af811STim J. Robbins argmax -= 1 + sizeof(*ep); 707a07af811STim J. Robbins new->e_pnummax = argmax / 16; 708a07af811STim J. Robbins argmax -= sizeof(char *) * new->e_pnummax; 709a07af811STim J. Robbins if (argmax <= 0) 710a07af811STim J. Robbins errx(1, "no space for arguments"); 711a07af811STim J. Robbins new->e_psizemax = argmax; 7125e25d888STim J. Robbins new->e_pbsize = 0; 7135e25d888STim J. Robbins cnt += new->e_pnummax + 1; 7145e25d888STim J. Robbins } 71547bca8b0SJuli Mallett if ((new->e_argv = malloc(cnt * sizeof(char *))) == NULL) 71647bca8b0SJuli Mallett err(1, NULL); 71747bca8b0SJuli Mallett if ((new->e_orig = malloc(cnt * sizeof(char *))) == NULL) 71847bca8b0SJuli Mallett err(1, NULL); 71947bca8b0SJuli Mallett if ((new->e_len = malloc(cnt * sizeof(int))) == NULL) 72047bca8b0SJuli Mallett err(1, NULL); 721127d7563SWarner Losh 722127d7563SWarner Losh for (argv = *argvp, cnt = 0; argv < ap; ++argv, ++cnt) { 723127d7563SWarner Losh new->e_orig[cnt] = *argv; 7245e25d888STim J. Robbins if (new->flags & F_EXECPLUS) 7255e25d888STim J. Robbins new->e_pbsize += strlen(*argv) + 1; 726127d7563SWarner Losh for (p = *argv; *p; ++p) 7275e25d888STim J. Robbins if (!(new->flags & F_EXECPLUS) && p[0] == '{' && 7285e25d888STim J. Robbins p[1] == '}') { 729f0cb9537SDavid E. O'Brien if ((new->e_argv[cnt] = 73047bca8b0SJuli Mallett malloc(MAXPATHLEN)) == NULL) 73147bca8b0SJuli Mallett err(1, NULL); 732127d7563SWarner Losh new->e_len[cnt] = MAXPATHLEN; 733127d7563SWarner Losh break; 734127d7563SWarner Losh } 735127d7563SWarner Losh if (!*p) { 736127d7563SWarner Losh new->e_argv[cnt] = *argv; 737127d7563SWarner Losh new->e_len[cnt] = 0; 738127d7563SWarner Losh } 739127d7563SWarner Losh } 7405e25d888STim J. Robbins if (new->flags & F_EXECPLUS) { 7415e25d888STim J. Robbins new->e_psize = new->e_pbsize; 7425e25d888STim J. Robbins cnt--; 7435e25d888STim J. Robbins for (i = 0; i < new->e_pnummax; i++) { 7445e25d888STim J. Robbins new->e_argv[cnt] = NULL; 7455e25d888STim J. Robbins new->e_len[cnt] = 0; 7465e25d888STim J. Robbins cnt++; 7475e25d888STim J. Robbins } 7485e25d888STim J. Robbins argv = ap; 7495e25d888STim J. Robbins goto done; 7505e25d888STim J. Robbins } 751127d7563SWarner Losh new->e_argv[cnt] = new->e_orig[cnt] = NULL; 752127d7563SWarner Losh 7535e25d888STim J. Robbins done: *argvp = argv + 1; 754ea92232aSPoul-Henning Kamp return new; 755ea92232aSPoul-Henning Kamp } 756ea92232aSPoul-Henning Kamp 757ea92232aSPoul-Henning Kamp int 758ef646f18SMark Murray f_flags(PLAN *plan, FTSENT *entry) 759ea92232aSPoul-Henning Kamp { 760ea92232aSPoul-Henning Kamp u_long flags; 761ea92232aSPoul-Henning Kamp 7627fd5ee41SRuslan Ermilov flags = entry->fts_statp->st_flags; 763ea92232aSPoul-Henning Kamp if (plan->flags & F_ATLEAST) 7647fd5ee41SRuslan Ermilov return (flags | plan->fl_flags) == flags && 7657fd5ee41SRuslan Ermilov !(flags & plan->fl_notflags); 7667fd5ee41SRuslan Ermilov else if (plan->flags & F_ANY) 7677fd5ee41SRuslan Ermilov return (flags & plan->fl_flags) || 7687fd5ee41SRuslan Ermilov (flags | plan->fl_notflags) != flags; 769ea92232aSPoul-Henning Kamp else 7707fd5ee41SRuslan Ermilov return flags == plan->fl_flags && 7717fd5ee41SRuslan Ermilov !(plan->fl_flags & plan->fl_notflags); 772ea92232aSPoul-Henning Kamp } 773ea92232aSPoul-Henning Kamp 774ea92232aSPoul-Henning Kamp PLAN * 775ef646f18SMark Murray c_flags(OPTION *option, char ***argvp) 776ea92232aSPoul-Henning Kamp { 777ea92232aSPoul-Henning Kamp char *flags_str; 778ea92232aSPoul-Henning Kamp PLAN *new; 779ea92232aSPoul-Henning Kamp u_long flags, notflags; 780ea92232aSPoul-Henning Kamp 781ea92232aSPoul-Henning Kamp flags_str = nextarg(option, argvp); 782ea92232aSPoul-Henning Kamp ftsoptions &= ~FTS_NOSTAT; 783ea92232aSPoul-Henning Kamp 784ea92232aSPoul-Henning Kamp new = palloc(option); 785ea92232aSPoul-Henning Kamp 786ea92232aSPoul-Henning Kamp if (*flags_str == '-') { 787ea92232aSPoul-Henning Kamp new->flags |= F_ATLEAST; 788ea92232aSPoul-Henning Kamp flags_str++; 7897fd5ee41SRuslan Ermilov } else if (*flags_str == '+') { 7907fd5ee41SRuslan Ermilov new->flags |= F_ANY; 7917fd5ee41SRuslan Ermilov flags_str++; 792ea92232aSPoul-Henning Kamp } 793ea92232aSPoul-Henning Kamp if (strtofflags(&flags_str, &flags, ¬flags) == 1) 794ea92232aSPoul-Henning Kamp errx(1, "%s: %s: illegal flags string", option->name, flags_str); 795ea92232aSPoul-Henning Kamp 796ea92232aSPoul-Henning Kamp new->fl_flags = flags; 7977fd5ee41SRuslan Ermilov new->fl_notflags = notflags; 798ea92232aSPoul-Henning Kamp return new; 799127d7563SWarner Losh } 8009b50d902SRodney W. Grimes 8019b50d902SRodney W. Grimes /* 8029b50d902SRodney W. Grimes * -follow functions -- 8039b50d902SRodney W. Grimes * 8049b50d902SRodney W. Grimes * Always true, causes symbolic links to be followed on a global 8059b50d902SRodney W. Grimes * basis. 8069b50d902SRodney W. Grimes */ 8079b50d902SRodney W. Grimes PLAN * 808ef646f18SMark Murray c_follow(OPTION *option, char ***argvp __unused) 8099b50d902SRodney W. Grimes { 8109b50d902SRodney W. Grimes ftsoptions &= ~FTS_PHYSICAL; 8119b50d902SRodney W. Grimes ftsoptions |= FTS_LOGICAL; 8129b50d902SRodney W. Grimes 813ea92232aSPoul-Henning Kamp return palloc(option); 8149b50d902SRodney W. Grimes } 8159b50d902SRodney W. Grimes 8169b50d902SRodney W. Grimes /* 8179b50d902SRodney W. Grimes * -fstype functions -- 8189b50d902SRodney W. Grimes * 8199b50d902SRodney W. Grimes * True if the file is of a certain type. 8209b50d902SRodney W. Grimes */ 8219b50d902SRodney W. Grimes int 822ef646f18SMark Murray f_fstype(PLAN *plan, FTSENT *entry) 8239b50d902SRodney W. Grimes { 8249b50d902SRodney W. Grimes static dev_t curdev; /* need a guaranteed illegal dev value */ 8259b50d902SRodney W. Grimes static int first = 1; 8269b50d902SRodney W. Grimes struct statfs sb; 8279d08e419SPeter Wemm static int val_type, val_flags; 8288a0a76b8SOllivier Robert char *p, save[2] = {0,0}; 8299b50d902SRodney W. Grimes 830ea92232aSPoul-Henning Kamp if ((plan->flags & F_MTMASK) == F_MTUNKNOWN) 831ea92232aSPoul-Henning Kamp return 0; 832ea92232aSPoul-Henning Kamp 8339b50d902SRodney W. Grimes /* Only check when we cross mount point. */ 8349b50d902SRodney W. Grimes if (first || curdev != entry->fts_statp->st_dev) { 8359b50d902SRodney W. Grimes curdev = entry->fts_statp->st_dev; 8369b50d902SRodney W. Grimes 8379b50d902SRodney W. Grimes /* 8389b50d902SRodney W. Grimes * Statfs follows symlinks; find wants the link's filesystem, 8399b50d902SRodney W. Grimes * not where it points. 8409b50d902SRodney W. Grimes */ 8419b50d902SRodney W. Grimes if (entry->fts_info == FTS_SL || 8429b50d902SRodney W. Grimes entry->fts_info == FTS_SLNONE) { 8439b50d902SRodney W. Grimes if ((p = strrchr(entry->fts_accpath, '/')) != NULL) 8449b50d902SRodney W. Grimes ++p; 8459b50d902SRodney W. Grimes else 8469b50d902SRodney W. Grimes p = entry->fts_accpath; 8479b50d902SRodney W. Grimes save[0] = p[0]; 8489b50d902SRodney W. Grimes p[0] = '.'; 8499b50d902SRodney W. Grimes save[1] = p[1]; 8509b50d902SRodney W. Grimes p[1] = '\0'; 8519b50d902SRodney W. Grimes } else 8529b50d902SRodney W. Grimes p = NULL; 8539b50d902SRodney W. Grimes 8549b50d902SRodney W. Grimes if (statfs(entry->fts_accpath, &sb)) 8559b50d902SRodney W. Grimes err(1, "%s", entry->fts_accpath); 8569b50d902SRodney W. Grimes 8579b50d902SRodney W. Grimes if (p) { 8589b50d902SRodney W. Grimes p[0] = save[0]; 8599b50d902SRodney W. Grimes p[1] = save[1]; 8609b50d902SRodney W. Grimes } 8619b50d902SRodney W. Grimes 8629b50d902SRodney W. Grimes first = 0; 863841484cdSPeter Wemm 864841484cdSPeter Wemm /* 865841484cdSPeter Wemm * Further tests may need both of these values, so 866841484cdSPeter Wemm * always copy both of them. 867841484cdSPeter Wemm */ 8689d08e419SPeter Wemm val_flags = sb.f_flags; 8699d08e419SPeter Wemm val_type = sb.f_type; 8709b50d902SRodney W. Grimes } 871ea92232aSPoul-Henning Kamp switch (plan->flags & F_MTMASK) { 8729b50d902SRodney W. Grimes case F_MTFLAG: 873ea92232aSPoul-Henning Kamp return val_flags & plan->mt_data; 8749b50d902SRodney W. Grimes case F_MTTYPE: 875ea92232aSPoul-Henning Kamp return val_type == plan->mt_data; 8769b50d902SRodney W. Grimes default: 8779b50d902SRodney W. Grimes abort(); 8789b50d902SRodney W. Grimes } 8799b50d902SRodney W. Grimes } 8809b50d902SRodney W. Grimes 8819b50d902SRodney W. Grimes PLAN * 882ef646f18SMark Murray c_fstype(OPTION *option, char ***argvp) 8839b50d902SRodney W. Grimes { 884ea92232aSPoul-Henning Kamp char *fsname; 885e98080b1SDavid Malone PLAN *new; 8865965373eSMaxime Henrion struct xvfsconf vfc; 8879b50d902SRodney W. Grimes 888ea92232aSPoul-Henning Kamp fsname = nextarg(option, argvp); 8899b50d902SRodney W. Grimes ftsoptions &= ~FTS_NOSTAT; 8909b50d902SRodney W. Grimes 891ea92232aSPoul-Henning Kamp new = palloc(option); 892841484cdSPeter Wemm 893841484cdSPeter Wemm /* 894841484cdSPeter Wemm * Check first for a filesystem name. 895841484cdSPeter Wemm */ 896ea92232aSPoul-Henning Kamp if (getvfsbyname(fsname, &vfc) == 0) { 897ea92232aSPoul-Henning Kamp new->flags |= F_MTTYPE; 898841484cdSPeter Wemm new->mt_data = vfc.vfc_typenum; 899ea92232aSPoul-Henning Kamp return new; 900841484cdSPeter Wemm } 901841484cdSPeter Wemm 902ea92232aSPoul-Henning Kamp switch (*fsname) { 9039b50d902SRodney W. Grimes case 'l': 904ea92232aSPoul-Henning Kamp if (!strcmp(fsname, "local")) { 905ea92232aSPoul-Henning Kamp new->flags |= F_MTFLAG; 9069b50d902SRodney W. Grimes new->mt_data = MNT_LOCAL; 907ea92232aSPoul-Henning Kamp return new; 9089b50d902SRodney W. Grimes } 9099b50d902SRodney W. Grimes break; 9109b50d902SRodney W. Grimes case 'r': 911ea92232aSPoul-Henning Kamp if (!strcmp(fsname, "rdonly")) { 912ea92232aSPoul-Henning Kamp new->flags |= F_MTFLAG; 9139b50d902SRodney W. Grimes new->mt_data = MNT_RDONLY; 914ea92232aSPoul-Henning Kamp return new; 9159b50d902SRodney W. Grimes } 9169b50d902SRodney W. Grimes break; 9179b50d902SRodney W. Grimes } 918ea92232aSPoul-Henning Kamp 9191e2f8412SEivind Eklund /* 9201e2f8412SEivind Eklund * We need to make filesystem checks for filesystems 9211e2f8412SEivind Eklund * that exists but aren't in the kernel work. 9221e2f8412SEivind Eklund */ 923ea92232aSPoul-Henning Kamp fprintf(stderr, "Warning: Unknown filesystem type %s\n", fsname); 924ea92232aSPoul-Henning Kamp new->flags |= F_MTUNKNOWN; 925ea92232aSPoul-Henning Kamp return new; 9269b50d902SRodney W. Grimes } 9279b50d902SRodney W. Grimes 9289b50d902SRodney W. Grimes /* 9299b50d902SRodney W. Grimes * -group gname functions -- 9309b50d902SRodney W. Grimes * 9319b50d902SRodney W. Grimes * True if the file belongs to the group gname. If gname is numeric and 9329b50d902SRodney W. Grimes * an equivalent of the getgrnam() function does not return a valid group 9339b50d902SRodney W. Grimes * name, gname is taken as a group ID. 9349b50d902SRodney W. Grimes */ 9359b50d902SRodney W. Grimes int 936ef646f18SMark Murray f_group(PLAN *plan, FTSENT *entry) 9379b50d902SRodney W. Grimes { 938ea92232aSPoul-Henning Kamp return entry->fts_statp->st_gid == plan->g_data; 9399b50d902SRodney W. Grimes } 9409b50d902SRodney W. Grimes 9419b50d902SRodney W. Grimes PLAN * 942ef646f18SMark Murray c_group(OPTION *option, char ***argvp) 9439b50d902SRodney W. Grimes { 944ea92232aSPoul-Henning Kamp char *gname; 9459b50d902SRodney W. Grimes PLAN *new; 9469b50d902SRodney W. Grimes struct group *g; 9479b50d902SRodney W. Grimes gid_t gid; 9489b50d902SRodney W. Grimes 949ea92232aSPoul-Henning Kamp gname = nextarg(option, argvp); 9509b50d902SRodney W. Grimes ftsoptions &= ~FTS_NOSTAT; 9519b50d902SRodney W. Grimes 9529b50d902SRodney W. Grimes g = getgrnam(gname); 9539b50d902SRodney W. Grimes if (g == NULL) { 9549b50d902SRodney W. Grimes gid = atoi(gname); 9559b50d902SRodney W. Grimes if (gid == 0 && gname[0] != '0') 956ea92232aSPoul-Henning Kamp errx(1, "%s: %s: no such group", option->name, gname); 9579b50d902SRodney W. Grimes } else 9589b50d902SRodney W. Grimes gid = g->gr_gid; 9599b50d902SRodney W. Grimes 960ea92232aSPoul-Henning Kamp new = palloc(option); 9619b50d902SRodney W. Grimes new->g_data = gid; 962ea92232aSPoul-Henning Kamp return new; 9639b50d902SRodney W. Grimes } 9649b50d902SRodney W. Grimes 9659b50d902SRodney W. Grimes /* 9669b50d902SRodney W. Grimes * -inum n functions -- 9679b50d902SRodney W. Grimes * 9689b50d902SRodney W. Grimes * True if the file has inode # n. 9699b50d902SRodney W. Grimes */ 9709b50d902SRodney W. Grimes int 971ef646f18SMark Murray f_inum(PLAN *plan, FTSENT *entry) 9729b50d902SRodney W. Grimes { 9739b50d902SRodney W. Grimes COMPARE(entry->fts_statp->st_ino, plan->i_data); 9749b50d902SRodney W. Grimes } 9759b50d902SRodney W. Grimes 9769b50d902SRodney W. Grimes PLAN * 977ef646f18SMark Murray c_inum(OPTION *option, char ***argvp) 9789b50d902SRodney W. Grimes { 979ea92232aSPoul-Henning Kamp char *inum_str; 9809b50d902SRodney W. Grimes PLAN *new; 9819b50d902SRodney W. Grimes 982ea92232aSPoul-Henning Kamp inum_str = nextarg(option, argvp); 9839b50d902SRodney W. Grimes ftsoptions &= ~FTS_NOSTAT; 9849b50d902SRodney W. Grimes 985ea92232aSPoul-Henning Kamp new = palloc(option); 986ea92232aSPoul-Henning Kamp new->i_data = find_parsenum(new, option->name, inum_str, NULL); 987ea92232aSPoul-Henning Kamp return new; 9889b50d902SRodney W. Grimes } 9899b50d902SRodney W. Grimes 9909b50d902SRodney W. Grimes /* 9919b50d902SRodney W. Grimes * -links n functions -- 9929b50d902SRodney W. Grimes * 9939b50d902SRodney W. Grimes * True if the file has n links. 9949b50d902SRodney W. Grimes */ 9959b50d902SRodney W. Grimes int 996ef646f18SMark Murray f_links(PLAN *plan, FTSENT *entry) 9979b50d902SRodney W. Grimes { 9989b50d902SRodney W. Grimes COMPARE(entry->fts_statp->st_nlink, plan->l_data); 9999b50d902SRodney W. Grimes } 10009b50d902SRodney W. Grimes 10019b50d902SRodney W. Grimes PLAN * 1002ef646f18SMark Murray c_links(OPTION *option, char ***argvp) 10039b50d902SRodney W. Grimes { 1004ea92232aSPoul-Henning Kamp char *nlinks; 10059b50d902SRodney W. Grimes PLAN *new; 10069b50d902SRodney W. Grimes 1007ea92232aSPoul-Henning Kamp nlinks = nextarg(option, argvp); 10089b50d902SRodney W. Grimes ftsoptions &= ~FTS_NOSTAT; 10099b50d902SRodney W. Grimes 1010ea92232aSPoul-Henning Kamp new = palloc(option); 1011ea92232aSPoul-Henning Kamp new->l_data = (nlink_t)find_parsenum(new, option->name, nlinks, NULL); 1012ea92232aSPoul-Henning Kamp return new; 10139b50d902SRodney W. Grimes } 10149b50d902SRodney W. Grimes 10159b50d902SRodney W. Grimes /* 10169b50d902SRodney W. Grimes * -ls functions -- 10179b50d902SRodney W. Grimes * 10189b50d902SRodney W. Grimes * Always true - prints the current entry to stdout in "ls" format. 10199b50d902SRodney W. Grimes */ 10209b50d902SRodney W. Grimes int 1021ef646f18SMark Murray f_ls(PLAN *plan __unused, FTSENT *entry) 10229b50d902SRodney W. Grimes { 10239b50d902SRodney W. Grimes printlong(entry->fts_path, entry->fts_accpath, entry->fts_statp); 1024ea92232aSPoul-Henning Kamp return 1; 10259b50d902SRodney W. Grimes } 10269b50d902SRodney W. Grimes 10279b50d902SRodney W. Grimes PLAN * 1028ef646f18SMark Murray c_ls(OPTION *option, char ***argvp __unused) 10299b50d902SRodney W. Grimes { 10309b50d902SRodney W. Grimes ftsoptions &= ~FTS_NOSTAT; 10319b50d902SRodney W. Grimes isoutput = 1; 10329b50d902SRodney W. Grimes 1033ea92232aSPoul-Henning Kamp return palloc(option); 10349b50d902SRodney W. Grimes } 10359b50d902SRodney W. Grimes 10369b50d902SRodney W. Grimes /* 10379b50d902SRodney W. Grimes * -name functions -- 10389b50d902SRodney W. Grimes * 10399b50d902SRodney W. Grimes * True if the basename of the filename being examined 10409b50d902SRodney W. Grimes * matches pattern using Pattern Matching Notation S3.14 10419b50d902SRodney W. Grimes */ 10429b50d902SRodney W. Grimes int 1043ef646f18SMark Murray f_name(PLAN *plan, FTSENT *entry) 10449b50d902SRodney W. Grimes { 1045ea92232aSPoul-Henning Kamp return !fnmatch(plan->c_data, entry->fts_name, 1046ea92232aSPoul-Henning Kamp plan->flags & F_IGNCASE ? FNM_CASEFOLD : 0); 10479b50d902SRodney W. Grimes } 10489b50d902SRodney W. Grimes 10499b50d902SRodney W. Grimes PLAN * 1050ef646f18SMark Murray c_name(OPTION *option, char ***argvp) 10519b50d902SRodney W. Grimes { 1052ea92232aSPoul-Henning Kamp char *pattern; 10539b50d902SRodney W. Grimes PLAN *new; 10549b50d902SRodney W. Grimes 1055ea92232aSPoul-Henning Kamp pattern = nextarg(option, argvp); 1056ea92232aSPoul-Henning Kamp new = palloc(option); 10579b50d902SRodney W. Grimes new->c_data = pattern; 1058ea92232aSPoul-Henning Kamp return new; 10599b50d902SRodney W. Grimes } 10609b50d902SRodney W. Grimes 10617c1d4b3aSAkinori MUSHA /* 1062ea92232aSPoul-Henning Kamp * -newer file functions -- 10637c1d4b3aSAkinori MUSHA * 1064ea92232aSPoul-Henning Kamp * True if the current file has been modified more recently 1065ea92232aSPoul-Henning Kamp * then the modification time of the file named by the pathname 1066ea92232aSPoul-Henning Kamp * file. 10677c1d4b3aSAkinori MUSHA */ 10687c1d4b3aSAkinori MUSHA int 1069ef646f18SMark Murray f_newer(PLAN *plan, FTSENT *entry) 10707c1d4b3aSAkinori MUSHA { 1071ea92232aSPoul-Henning Kamp if (plan->flags & F_TIME_C) 1072ea92232aSPoul-Henning Kamp return entry->fts_statp->st_ctime > plan->t_data; 1073ea92232aSPoul-Henning Kamp else if (plan->flags & F_TIME_A) 1074ea92232aSPoul-Henning Kamp return entry->fts_statp->st_atime > plan->t_data; 107531d53425SCeri Davies else if (plan->flags & F_TIME_B) 107631d53425SCeri Davies return entry->fts_statp->st_birthtime > plan->t_data; 1077ea92232aSPoul-Henning Kamp else 1078ea92232aSPoul-Henning Kamp return entry->fts_statp->st_mtime > plan->t_data; 10797c1d4b3aSAkinori MUSHA } 10807c1d4b3aSAkinori MUSHA 10817c1d4b3aSAkinori MUSHA PLAN * 1082ef646f18SMark Murray c_newer(OPTION *option, char ***argvp) 10837c1d4b3aSAkinori MUSHA { 1084ea92232aSPoul-Henning Kamp char *fn_or_tspec; 10857c1d4b3aSAkinori MUSHA PLAN *new; 1086ea92232aSPoul-Henning Kamp struct stat sb; 10877c1d4b3aSAkinori MUSHA 1088ea92232aSPoul-Henning Kamp fn_or_tspec = nextarg(option, argvp); 1089ea92232aSPoul-Henning Kamp ftsoptions &= ~FTS_NOSTAT; 1090ea92232aSPoul-Henning Kamp 1091ea92232aSPoul-Henning Kamp new = palloc(option); 1092ea92232aSPoul-Henning Kamp /* compare against what */ 1093ea92232aSPoul-Henning Kamp if (option->flags & F_TIME2_T) { 109448d09ba6SMark Murray new->t_data = get_date(fn_or_tspec, (struct timeb *) 0); 1095ea92232aSPoul-Henning Kamp if (new->t_data == (time_t) -1) 1096ea92232aSPoul-Henning Kamp errx(1, "Can't parse date/time: %s", fn_or_tspec); 1097ea92232aSPoul-Henning Kamp } else { 1098ea92232aSPoul-Henning Kamp if (stat(fn_or_tspec, &sb)) 1099ea92232aSPoul-Henning Kamp err(1, "%s", fn_or_tspec); 1100ea92232aSPoul-Henning Kamp if (option->flags & F_TIME2_C) 1101ea92232aSPoul-Henning Kamp new->t_data = sb.st_ctime; 1102ea92232aSPoul-Henning Kamp else if (option->flags & F_TIME2_A) 1103ea92232aSPoul-Henning Kamp new->t_data = sb.st_atime; 1104ea92232aSPoul-Henning Kamp else 1105ea92232aSPoul-Henning Kamp new->t_data = sb.st_mtime; 1106ea92232aSPoul-Henning Kamp } 1107ea92232aSPoul-Henning Kamp return new; 11087c1d4b3aSAkinori MUSHA } 11097c1d4b3aSAkinori MUSHA 1110ea92232aSPoul-Henning Kamp /* 1111ea92232aSPoul-Henning Kamp * -nogroup functions -- 1112ea92232aSPoul-Henning Kamp * 1113ea92232aSPoul-Henning Kamp * True if file belongs to a user ID for which the equivalent 1114ea92232aSPoul-Henning Kamp * of the getgrnam() 9.2.1 [POSIX.1] function returns NULL. 1115ea92232aSPoul-Henning Kamp */ 1116ea92232aSPoul-Henning Kamp int 1117ef646f18SMark Murray f_nogroup(PLAN *plan __unused, FTSENT *entry) 1118ea92232aSPoul-Henning Kamp { 1119ea92232aSPoul-Henning Kamp return group_from_gid(entry->fts_statp->st_gid, 1) == NULL; 1120ea92232aSPoul-Henning Kamp } 1121ea92232aSPoul-Henning Kamp 1122ea92232aSPoul-Henning Kamp PLAN * 1123ef646f18SMark Murray c_nogroup(OPTION *option, char ***argvp __unused) 1124ea92232aSPoul-Henning Kamp { 1125ea92232aSPoul-Henning Kamp ftsoptions &= ~FTS_NOSTAT; 1126ea92232aSPoul-Henning Kamp 1127ea92232aSPoul-Henning Kamp return palloc(option); 1128ea92232aSPoul-Henning Kamp } 1129ea92232aSPoul-Henning Kamp 1130ea92232aSPoul-Henning Kamp /* 1131ea92232aSPoul-Henning Kamp * -nouser functions -- 1132ea92232aSPoul-Henning Kamp * 1133ea92232aSPoul-Henning Kamp * True if file belongs to a user ID for which the equivalent 1134ea92232aSPoul-Henning Kamp * of the getpwuid() 9.2.2 [POSIX.1] function returns NULL. 1135ea92232aSPoul-Henning Kamp */ 1136ea92232aSPoul-Henning Kamp int 1137ef646f18SMark Murray f_nouser(PLAN *plan __unused, FTSENT *entry) 1138ea92232aSPoul-Henning Kamp { 1139ea92232aSPoul-Henning Kamp return user_from_uid(entry->fts_statp->st_uid, 1) == NULL; 1140ea92232aSPoul-Henning Kamp } 1141ea92232aSPoul-Henning Kamp 1142ea92232aSPoul-Henning Kamp PLAN * 1143ef646f18SMark Murray c_nouser(OPTION *option, char ***argvp __unused) 1144ea92232aSPoul-Henning Kamp { 1145ea92232aSPoul-Henning Kamp ftsoptions &= ~FTS_NOSTAT; 1146ea92232aSPoul-Henning Kamp 1147ea92232aSPoul-Henning Kamp return palloc(option); 1148ea92232aSPoul-Henning Kamp } 1149ea92232aSPoul-Henning Kamp 1150ea92232aSPoul-Henning Kamp /* 1151ea92232aSPoul-Henning Kamp * -path functions -- 1152ea92232aSPoul-Henning Kamp * 1153ea92232aSPoul-Henning Kamp * True if the path of the filename being examined 1154ea92232aSPoul-Henning Kamp * matches pattern using Pattern Matching Notation S3.14 1155ea92232aSPoul-Henning Kamp */ 1156ea92232aSPoul-Henning Kamp int 1157ef646f18SMark Murray f_path(PLAN *plan, FTSENT *entry) 1158ea92232aSPoul-Henning Kamp { 1159ea92232aSPoul-Henning Kamp return !fnmatch(plan->c_data, entry->fts_path, 1160ea92232aSPoul-Henning Kamp plan->flags & F_IGNCASE ? FNM_CASEFOLD : 0); 1161ea92232aSPoul-Henning Kamp } 1162ea92232aSPoul-Henning Kamp 1163ea92232aSPoul-Henning Kamp /* c_path is the same as c_name */ 1164ea92232aSPoul-Henning Kamp 1165ea92232aSPoul-Henning Kamp /* 1166ea92232aSPoul-Henning Kamp * -perm functions -- 1167ea92232aSPoul-Henning Kamp * 1168ea92232aSPoul-Henning Kamp * The mode argument is used to represent file mode bits. If it starts 1169ea92232aSPoul-Henning Kamp * with a leading digit, it's treated as an octal mode, otherwise as a 1170ea92232aSPoul-Henning Kamp * symbolic mode. 1171ea92232aSPoul-Henning Kamp */ 1172ea92232aSPoul-Henning Kamp int 1173ef646f18SMark Murray f_perm(PLAN *plan, FTSENT *entry) 1174ea92232aSPoul-Henning Kamp { 1175ea92232aSPoul-Henning Kamp mode_t mode; 1176ea92232aSPoul-Henning Kamp 1177ea92232aSPoul-Henning Kamp mode = entry->fts_statp->st_mode & 1178ea92232aSPoul-Henning Kamp (S_ISUID|S_ISGID|S_ISTXT|S_IRWXU|S_IRWXG|S_IRWXO); 1179ea92232aSPoul-Henning Kamp if (plan->flags & F_ATLEAST) 1180ea92232aSPoul-Henning Kamp return (plan->m_data | mode) == mode; 1181c0ff9709SRuslan Ermilov else if (plan->flags & F_ANY) 1182c0ff9709SRuslan Ermilov return (mode & plan->m_data); 1183ea92232aSPoul-Henning Kamp else 1184ea92232aSPoul-Henning Kamp return mode == plan->m_data; 1185ea92232aSPoul-Henning Kamp /* NOTREACHED */ 1186ea92232aSPoul-Henning Kamp } 1187ea92232aSPoul-Henning Kamp 1188ea92232aSPoul-Henning Kamp PLAN * 1189ef646f18SMark Murray c_perm(OPTION *option, char ***argvp) 1190ea92232aSPoul-Henning Kamp { 1191ea92232aSPoul-Henning Kamp char *perm; 1192ea92232aSPoul-Henning Kamp PLAN *new; 1193ea92232aSPoul-Henning Kamp mode_t *set; 1194ea92232aSPoul-Henning Kamp 1195ea92232aSPoul-Henning Kamp perm = nextarg(option, argvp); 1196ea92232aSPoul-Henning Kamp ftsoptions &= ~FTS_NOSTAT; 1197ea92232aSPoul-Henning Kamp 1198ea92232aSPoul-Henning Kamp new = palloc(option); 1199ea92232aSPoul-Henning Kamp 1200ea92232aSPoul-Henning Kamp if (*perm == '-') { 1201ea92232aSPoul-Henning Kamp new->flags |= F_ATLEAST; 1202ea92232aSPoul-Henning Kamp ++perm; 1203ea92232aSPoul-Henning Kamp } else if (*perm == '+') { 1204ea92232aSPoul-Henning Kamp new->flags |= F_ANY; 1205ea92232aSPoul-Henning Kamp ++perm; 1206ea92232aSPoul-Henning Kamp } 1207ea92232aSPoul-Henning Kamp 1208ea92232aSPoul-Henning Kamp if ((set = setmode(perm)) == NULL) 1209ea92232aSPoul-Henning Kamp errx(1, "%s: %s: illegal mode string", option->name, perm); 1210ea92232aSPoul-Henning Kamp 1211ea92232aSPoul-Henning Kamp new->m_data = getmode(set, 0); 1212ea92232aSPoul-Henning Kamp free(set); 1213ea92232aSPoul-Henning Kamp return new; 1214ea92232aSPoul-Henning Kamp } 1215ea92232aSPoul-Henning Kamp 1216ea92232aSPoul-Henning Kamp /* 1217ea92232aSPoul-Henning Kamp * -print functions -- 1218ea92232aSPoul-Henning Kamp * 12199725a7b9SPhilippe Charnier * Always true, causes the current pathname to be written to 1220ea92232aSPoul-Henning Kamp * standard output. 1221ea92232aSPoul-Henning Kamp */ 1222ea92232aSPoul-Henning Kamp int 1223ef646f18SMark Murray f_print(PLAN *plan __unused, FTSENT *entry) 1224ea92232aSPoul-Henning Kamp { 1225ea92232aSPoul-Henning Kamp (void)puts(entry->fts_path); 1226ea92232aSPoul-Henning Kamp return 1; 1227ea92232aSPoul-Henning Kamp } 1228ea92232aSPoul-Henning Kamp 1229ea92232aSPoul-Henning Kamp PLAN * 1230ef646f18SMark Murray c_print(OPTION *option, char ***argvp __unused) 1231ea92232aSPoul-Henning Kamp { 1232ea92232aSPoul-Henning Kamp isoutput = 1; 1233ea92232aSPoul-Henning Kamp 1234ea92232aSPoul-Henning Kamp return palloc(option); 1235ea92232aSPoul-Henning Kamp } 1236ea92232aSPoul-Henning Kamp 1237ea92232aSPoul-Henning Kamp /* 1238ea92232aSPoul-Henning Kamp * -print0 functions -- 1239ea92232aSPoul-Henning Kamp * 12409725a7b9SPhilippe Charnier * Always true, causes the current pathname to be written to 1241ea92232aSPoul-Henning Kamp * standard output followed by a NUL character 1242ea92232aSPoul-Henning Kamp */ 1243ea92232aSPoul-Henning Kamp int 1244ef646f18SMark Murray f_print0(PLAN *plan __unused, FTSENT *entry) 1245ea92232aSPoul-Henning Kamp { 1246ea92232aSPoul-Henning Kamp fputs(entry->fts_path, stdout); 1247ea92232aSPoul-Henning Kamp fputc('\0', stdout); 1248ea92232aSPoul-Henning Kamp return 1; 1249ea92232aSPoul-Henning Kamp } 1250ea92232aSPoul-Henning Kamp 1251ea92232aSPoul-Henning Kamp /* c_print0 is the same as c_print */ 1252ea92232aSPoul-Henning Kamp 1253ea92232aSPoul-Henning Kamp /* 1254ea92232aSPoul-Henning Kamp * -prune functions -- 1255ea92232aSPoul-Henning Kamp * 1256ea92232aSPoul-Henning Kamp * Prune a portion of the hierarchy. 1257ea92232aSPoul-Henning Kamp */ 1258ea92232aSPoul-Henning Kamp int 1259ef646f18SMark Murray f_prune(PLAN *plan __unused, FTSENT *entry) 1260ea92232aSPoul-Henning Kamp { 1261ea92232aSPoul-Henning Kamp if (fts_set(tree, entry, FTS_SKIP)) 1262ea92232aSPoul-Henning Kamp err(1, "%s", entry->fts_path); 1263ea92232aSPoul-Henning Kamp return 1; 1264ea92232aSPoul-Henning Kamp } 1265ea92232aSPoul-Henning Kamp 1266ea92232aSPoul-Henning Kamp /* c_prune == c_simple */ 12677c1d4b3aSAkinori MUSHA 12687c1d4b3aSAkinori MUSHA /* 12697c1d4b3aSAkinori MUSHA * -regex functions -- 12707c1d4b3aSAkinori MUSHA * 12717c1d4b3aSAkinori MUSHA * True if the whole path of the file matches pattern using 12727c1d4b3aSAkinori MUSHA * regular expression. 12737c1d4b3aSAkinori MUSHA */ 12747c1d4b3aSAkinori MUSHA int 1275ef646f18SMark Murray f_regex(PLAN *plan, FTSENT *entry) 12767c1d4b3aSAkinori MUSHA { 12777c1d4b3aSAkinori MUSHA char *str; 127847bca8b0SJuli Mallett int len; 12797c1d4b3aSAkinori MUSHA regex_t *pre; 12807c1d4b3aSAkinori MUSHA regmatch_t pmatch; 12817c1d4b3aSAkinori MUSHA int errcode; 12827c1d4b3aSAkinori MUSHA char errbuf[LINE_MAX]; 12837c1d4b3aSAkinori MUSHA int matched; 12847c1d4b3aSAkinori MUSHA 12857c1d4b3aSAkinori MUSHA pre = plan->re_data; 12867c1d4b3aSAkinori MUSHA str = entry->fts_path; 12877c1d4b3aSAkinori MUSHA len = strlen(str); 12887c1d4b3aSAkinori MUSHA matched = 0; 12897c1d4b3aSAkinori MUSHA 12907c1d4b3aSAkinori MUSHA pmatch.rm_so = 0; 12917c1d4b3aSAkinori MUSHA pmatch.rm_eo = len; 12927c1d4b3aSAkinori MUSHA 12937c1d4b3aSAkinori MUSHA errcode = regexec(pre, str, 1, &pmatch, REG_STARTEND); 12947c1d4b3aSAkinori MUSHA 12957c1d4b3aSAkinori MUSHA if (errcode != 0 && errcode != REG_NOMATCH) { 12967c1d4b3aSAkinori MUSHA regerror(errcode, pre, errbuf, sizeof errbuf); 12977c1d4b3aSAkinori MUSHA errx(1, "%s: %s", 1298ea92232aSPoul-Henning Kamp plan->flags & F_IGNCASE ? "-iregex" : "-regex", errbuf); 12997c1d4b3aSAkinori MUSHA } 13007c1d4b3aSAkinori MUSHA 13017c1d4b3aSAkinori MUSHA if (errcode == 0 && pmatch.rm_so == 0 && pmatch.rm_eo == len) 13027c1d4b3aSAkinori MUSHA matched = 1; 13037c1d4b3aSAkinori MUSHA 1304ea92232aSPoul-Henning Kamp return matched; 13057c1d4b3aSAkinori MUSHA } 13067c1d4b3aSAkinori MUSHA 13077c1d4b3aSAkinori MUSHA PLAN * 1308ef646f18SMark Murray c_regex(OPTION *option, char ***argvp) 13097c1d4b3aSAkinori MUSHA { 13107c1d4b3aSAkinori MUSHA PLAN *new; 1311ea92232aSPoul-Henning Kamp char *pattern; 13127c1d4b3aSAkinori MUSHA regex_t *pre; 13137c1d4b3aSAkinori MUSHA int errcode; 13147c1d4b3aSAkinori MUSHA char errbuf[LINE_MAX]; 13157c1d4b3aSAkinori MUSHA 13167c1d4b3aSAkinori MUSHA if ((pre = malloc(sizeof(regex_t))) == NULL) 13177c1d4b3aSAkinori MUSHA err(1, NULL); 13187c1d4b3aSAkinori MUSHA 1319ea92232aSPoul-Henning Kamp pattern = nextarg(option, argvp); 1320ea92232aSPoul-Henning Kamp 1321ea92232aSPoul-Henning Kamp if ((errcode = regcomp(pre, pattern, 1322ea92232aSPoul-Henning Kamp regexp_flags | (option->flags & F_IGNCASE ? REG_ICASE : 0))) != 0) { 13237c1d4b3aSAkinori MUSHA regerror(errcode, pre, errbuf, sizeof errbuf); 13247c1d4b3aSAkinori MUSHA errx(1, "%s: %s: %s", 1325ea92232aSPoul-Henning Kamp option->flags & F_IGNCASE ? "-iregex" : "-regex", 1326ea92232aSPoul-Henning Kamp pattern, errbuf); 13277c1d4b3aSAkinori MUSHA } 13287c1d4b3aSAkinori MUSHA 1329ea92232aSPoul-Henning Kamp new = palloc(option); 13307c1d4b3aSAkinori MUSHA new->re_data = pre; 13317c1d4b3aSAkinori MUSHA 1332567664c4SOllivier Robert return new; 1333567664c4SOllivier Robert } 1334567664c4SOllivier Robert 1335ea92232aSPoul-Henning Kamp /* c_simple covers c_prune, c_openparen, c_closeparen, c_not, c_or */ 13369b50d902SRodney W. Grimes 13379b50d902SRodney W. Grimes PLAN * 1338ef646f18SMark Murray c_simple(OPTION *option, char ***argvp __unused) 13399b50d902SRodney W. Grimes { 1340ea92232aSPoul-Henning Kamp return palloc(option); 13419b50d902SRodney W. Grimes } 13429b50d902SRodney W. Grimes 13439b50d902SRodney W. Grimes /* 13449b50d902SRodney W. Grimes * -size n[c] functions -- 13459b50d902SRodney W. Grimes * 13469b50d902SRodney W. Grimes * True if the file size in bytes, divided by an implementation defined 13479b50d902SRodney W. Grimes * value and rounded up to the next integer, is n. If n is followed by 13489b50d902SRodney W. Grimes * a c, the size is in bytes. 13499b50d902SRodney W. Grimes */ 13509b50d902SRodney W. Grimes #define FIND_SIZE 512 13519b50d902SRodney W. Grimes static int divsize = 1; 13529b50d902SRodney W. Grimes 13539b50d902SRodney W. Grimes int 1354ef646f18SMark Murray f_size(PLAN *plan, FTSENT *entry) 13559b50d902SRodney W. Grimes { 13569b50d902SRodney W. Grimes off_t size; 13579b50d902SRodney W. Grimes 13589b50d902SRodney W. Grimes size = divsize ? (entry->fts_statp->st_size + FIND_SIZE - 1) / 13599b50d902SRodney W. Grimes FIND_SIZE : entry->fts_statp->st_size; 13609b50d902SRodney W. Grimes COMPARE(size, plan->o_data); 13619b50d902SRodney W. Grimes } 13629b50d902SRodney W. Grimes 13639b50d902SRodney W. Grimes PLAN * 1364ef646f18SMark Murray c_size(OPTION *option, char ***argvp) 13659b50d902SRodney W. Grimes { 1366ea92232aSPoul-Henning Kamp char *size_str; 13679b50d902SRodney W. Grimes PLAN *new; 13689b50d902SRodney W. Grimes char endch; 13699b50d902SRodney W. Grimes 1370ea92232aSPoul-Henning Kamp size_str = nextarg(option, argvp); 13719b50d902SRodney W. Grimes ftsoptions &= ~FTS_NOSTAT; 13729b50d902SRodney W. Grimes 1373ea92232aSPoul-Henning Kamp new = palloc(option); 13749b50d902SRodney W. Grimes endch = 'c'; 1375ea92232aSPoul-Henning Kamp new->o_data = find_parsenum(new, option->name, size_str, &endch); 13769b50d902SRodney W. Grimes if (endch == 'c') 13779b50d902SRodney W. Grimes divsize = 0; 1378ea92232aSPoul-Henning Kamp return new; 13799b50d902SRodney W. Grimes } 13809b50d902SRodney W. Grimes 13819b50d902SRodney W. Grimes /* 13829b50d902SRodney W. Grimes * -type c functions -- 13839b50d902SRodney W. Grimes * 1384841484cdSPeter Wemm * True if the type of the file is c, where c is b, c, d, p, f or w 1385841484cdSPeter Wemm * for block special file, character special file, directory, FIFO, 1386841484cdSPeter Wemm * regular file or whiteout respectively. 13879b50d902SRodney W. Grimes */ 13889b50d902SRodney W. Grimes int 1389ef646f18SMark Murray f_type(PLAN *plan, FTSENT *entry) 13909b50d902SRodney W. Grimes { 1391ea92232aSPoul-Henning Kamp return (entry->fts_statp->st_mode & S_IFMT) == plan->m_data; 13929b50d902SRodney W. Grimes } 13939b50d902SRodney W. Grimes 13949b50d902SRodney W. Grimes PLAN * 1395ef646f18SMark Murray c_type(OPTION *option, char ***argvp) 13969b50d902SRodney W. Grimes { 1397ea92232aSPoul-Henning Kamp char *typestring; 13989b50d902SRodney W. Grimes PLAN *new; 13999b50d902SRodney W. Grimes mode_t mask; 14009b50d902SRodney W. Grimes 1401ea92232aSPoul-Henning Kamp typestring = nextarg(option, argvp); 14029b50d902SRodney W. Grimes ftsoptions &= ~FTS_NOSTAT; 14039b50d902SRodney W. Grimes 14049b50d902SRodney W. Grimes switch (typestring[0]) { 14059b50d902SRodney W. Grimes case 'b': 14069b50d902SRodney W. Grimes mask = S_IFBLK; 14079b50d902SRodney W. Grimes break; 14089b50d902SRodney W. Grimes case 'c': 14099b50d902SRodney W. Grimes mask = S_IFCHR; 14109b50d902SRodney W. Grimes break; 14119b50d902SRodney W. Grimes case 'd': 14129b50d902SRodney W. Grimes mask = S_IFDIR; 14139b50d902SRodney W. Grimes break; 14149b50d902SRodney W. Grimes case 'f': 14159b50d902SRodney W. Grimes mask = S_IFREG; 14169b50d902SRodney W. Grimes break; 14179b50d902SRodney W. Grimes case 'l': 14189b50d902SRodney W. Grimes mask = S_IFLNK; 14199b50d902SRodney W. Grimes break; 14209b50d902SRodney W. Grimes case 'p': 14219b50d902SRodney W. Grimes mask = S_IFIFO; 14229b50d902SRodney W. Grimes break; 14239b50d902SRodney W. Grimes case 's': 14249b50d902SRodney W. Grimes mask = S_IFSOCK; 14259b50d902SRodney W. Grimes break; 1426841484cdSPeter Wemm #ifdef FTS_WHITEOUT 1427841484cdSPeter Wemm case 'w': 1428841484cdSPeter Wemm mask = S_IFWHT; 1429841484cdSPeter Wemm ftsoptions |= FTS_WHITEOUT; 1430841484cdSPeter Wemm break; 1431841484cdSPeter Wemm #endif /* FTS_WHITEOUT */ 14329b50d902SRodney W. Grimes default: 1433ea92232aSPoul-Henning Kamp errx(1, "%s: %s: unknown type", option->name, typestring); 14349b50d902SRodney W. Grimes } 14359b50d902SRodney W. Grimes 1436ea92232aSPoul-Henning Kamp new = palloc(option); 14379b50d902SRodney W. Grimes new->m_data = mask; 1438ea92232aSPoul-Henning Kamp return new; 1439abacbbbfSPeter Wemm } 1440abacbbbfSPeter Wemm 1441abacbbbfSPeter Wemm /* 14429b50d902SRodney W. Grimes * -user uname functions -- 14439b50d902SRodney W. Grimes * 14449b50d902SRodney W. Grimes * True if the file belongs to the user uname. If uname is numeric and 14459b50d902SRodney W. Grimes * an equivalent of the getpwnam() S9.2.2 [POSIX.1] function does not 14469b50d902SRodney W. Grimes * return a valid user name, uname is taken as a user ID. 14479b50d902SRodney W. Grimes */ 14489b50d902SRodney W. Grimes int 1449ef646f18SMark Murray f_user(PLAN *plan, FTSENT *entry) 14509b50d902SRodney W. Grimes { 1451ea92232aSPoul-Henning Kamp return entry->fts_statp->st_uid == plan->u_data; 14529b50d902SRodney W. Grimes } 14539b50d902SRodney W. Grimes 14549b50d902SRodney W. Grimes PLAN * 1455ef646f18SMark Murray c_user(OPTION *option, char ***argvp) 14569b50d902SRodney W. Grimes { 1457ea92232aSPoul-Henning Kamp char *username; 14589b50d902SRodney W. Grimes PLAN *new; 14599b50d902SRodney W. Grimes struct passwd *p; 14609b50d902SRodney W. Grimes uid_t uid; 14619b50d902SRodney W. Grimes 1462ea92232aSPoul-Henning Kamp username = nextarg(option, argvp); 14639b50d902SRodney W. Grimes ftsoptions &= ~FTS_NOSTAT; 14649b50d902SRodney W. Grimes 14659b50d902SRodney W. Grimes p = getpwnam(username); 14669b50d902SRodney W. Grimes if (p == NULL) { 14679b50d902SRodney W. Grimes uid = atoi(username); 14689b50d902SRodney W. Grimes if (uid == 0 && username[0] != '0') 1469ea92232aSPoul-Henning Kamp errx(1, "%s: %s: no such user", option->name, username); 14709b50d902SRodney W. Grimes } else 14719b50d902SRodney W. Grimes uid = p->pw_uid; 14729b50d902SRodney W. Grimes 1473ea92232aSPoul-Henning Kamp new = palloc(option); 14749b50d902SRodney W. Grimes new->u_data = uid; 1475ea92232aSPoul-Henning Kamp return new; 14769b50d902SRodney W. Grimes } 14779b50d902SRodney W. Grimes 14789b50d902SRodney W. Grimes /* 14799b50d902SRodney W. Grimes * -xdev functions -- 14809b50d902SRodney W. Grimes * 14819725a7b9SPhilippe Charnier * Always true, causes find not to descend past directories that have a 14829b50d902SRodney W. Grimes * different device ID (st_dev, see stat() S5.6.2 [POSIX.1]) 14839b50d902SRodney W. Grimes */ 14849b50d902SRodney W. Grimes PLAN * 1485ef646f18SMark Murray c_xdev(OPTION *option, char ***argvp __unused) 14869b50d902SRodney W. Grimes { 14879b50d902SRodney W. Grimes ftsoptions |= FTS_XDEV; 14889b50d902SRodney W. Grimes 1489ea92232aSPoul-Henning Kamp return palloc(option); 14909b50d902SRodney W. Grimes } 14919b50d902SRodney W. Grimes 14929b50d902SRodney W. Grimes /* 14939b50d902SRodney W. Grimes * ( expression ) functions -- 14949b50d902SRodney W. Grimes * 14959b50d902SRodney W. Grimes * True if expression is true. 14969b50d902SRodney W. Grimes */ 14979b50d902SRodney W. Grimes int 1498ef646f18SMark Murray f_expr(PLAN *plan, FTSENT *entry) 14999b50d902SRodney W. Grimes { 1500e98080b1SDavid Malone PLAN *p; 1501e98080b1SDavid Malone int state = 0; 15029b50d902SRodney W. Grimes 15039b50d902SRodney W. Grimes for (p = plan->p_data[0]; 1504ea92232aSPoul-Henning Kamp p && (state = (p->execute)(p, entry)); p = p->next); 1505ea92232aSPoul-Henning Kamp return state; 15069b50d902SRodney W. Grimes } 15079b50d902SRodney W. Grimes 15089b50d902SRodney W. Grimes /* 1509ea92232aSPoul-Henning Kamp * f_openparen and f_closeparen nodes are temporary place markers. They are 15109b50d902SRodney W. Grimes * eliminated during phase 2 of find_formplan() --- the '(' node is converted 1511ea92232aSPoul-Henning Kamp * to a f_expr node containing the expression and the ')' node is discarded. 1512ea92232aSPoul-Henning Kamp * The functions themselves are only used as constants. 15139b50d902SRodney W. Grimes */ 1514ea92232aSPoul-Henning Kamp 1515ea92232aSPoul-Henning Kamp int 1516ef646f18SMark Murray f_openparen(PLAN *plan __unused, FTSENT *entry __unused) 15179b50d902SRodney W. Grimes { 1518ea92232aSPoul-Henning Kamp abort(); 15199b50d902SRodney W. Grimes } 15209b50d902SRodney W. Grimes 1521ea92232aSPoul-Henning Kamp int 1522ef646f18SMark Murray f_closeparen(PLAN *plan __unused, FTSENT *entry __unused) 15239b50d902SRodney W. Grimes { 1524ea92232aSPoul-Henning Kamp abort(); 1525ea92232aSPoul-Henning Kamp } 1526ea92232aSPoul-Henning Kamp 1527ea92232aSPoul-Henning Kamp /* c_openparen == c_simple */ 1528ea92232aSPoul-Henning Kamp /* c_closeparen == c_simple */ 1529ea92232aSPoul-Henning Kamp 1530ea92232aSPoul-Henning Kamp /* 1531ea92232aSPoul-Henning Kamp * AND operator. Since AND is implicit, no node is allocated. 1532ea92232aSPoul-Henning Kamp */ 1533ea92232aSPoul-Henning Kamp PLAN * 1534ef646f18SMark Murray c_and(OPTION *option __unused, char ***argvp __unused) 1535ea92232aSPoul-Henning Kamp { 1536ea92232aSPoul-Henning Kamp return NULL; 15379b50d902SRodney W. Grimes } 15389b50d902SRodney W. Grimes 15399b50d902SRodney W. Grimes /* 15409b50d902SRodney W. Grimes * ! expression functions -- 15419b50d902SRodney W. Grimes * 15429b50d902SRodney W. Grimes * Negation of a primary; the unary NOT operator. 15439b50d902SRodney W. Grimes */ 15449b50d902SRodney W. Grimes int 1545ef646f18SMark Murray f_not(PLAN *plan, FTSENT *entry) 15469b50d902SRodney W. Grimes { 1547e98080b1SDavid Malone PLAN *p; 1548e98080b1SDavid Malone int state = 0; 15499b50d902SRodney W. Grimes 15509b50d902SRodney W. Grimes for (p = plan->p_data[0]; 1551ea92232aSPoul-Henning Kamp p && (state = (p->execute)(p, entry)); p = p->next); 1552ea92232aSPoul-Henning Kamp return !state; 15539b50d902SRodney W. Grimes } 15549b50d902SRodney W. Grimes 1555ea92232aSPoul-Henning Kamp /* c_not == c_simple */ 15569b50d902SRodney W. Grimes 15579b50d902SRodney W. Grimes /* 15589b50d902SRodney W. Grimes * expression -o expression functions -- 15599b50d902SRodney W. Grimes * 15609b50d902SRodney W. Grimes * Alternation of primaries; the OR operator. The second expression is 15619b50d902SRodney W. Grimes * not evaluated if the first expression is true. 15629b50d902SRodney W. Grimes */ 15639b50d902SRodney W. Grimes int 1564ef646f18SMark Murray f_or(PLAN *plan, FTSENT *entry) 15659b50d902SRodney W. Grimes { 1566e98080b1SDavid Malone PLAN *p; 1567e98080b1SDavid Malone int state = 0; 15689b50d902SRodney W. Grimes 15699b50d902SRodney W. Grimes for (p = plan->p_data[0]; 1570ea92232aSPoul-Henning Kamp p && (state = (p->execute)(p, entry)); p = p->next); 15719b50d902SRodney W. Grimes 15729b50d902SRodney W. Grimes if (state) 1573ea92232aSPoul-Henning Kamp return 1; 15749b50d902SRodney W. Grimes 15759b50d902SRodney W. Grimes for (p = plan->p_data[1]; 1576ea92232aSPoul-Henning Kamp p && (state = (p->execute)(p, entry)); p = p->next); 1577ea92232aSPoul-Henning Kamp return state; 15789b50d902SRodney W. Grimes } 15799b50d902SRodney W. Grimes 1580ea92232aSPoul-Henning Kamp /* c_or == c_simple */ 1581