From 5b57d28ffb6e1ef86b50f7d05d977826eae89bfe Mon Sep 17 00:00:00 2001 From: Kiyoshi Aman Date: Fri, 1 Feb 2019 22:55:37 +0000 Subject: initial population --- usr.bin/find/option.c | 194 ++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 194 insertions(+) create mode 100644 usr.bin/find/option.c (limited to 'usr.bin/find/option.c') diff --git a/usr.bin/find/option.c b/usr.bin/find/option.c new file mode 100644 index 0000000..0af4447 --- /dev/null +++ b/usr.bin/find/option.c @@ -0,0 +1,194 @@ +/* $NetBSD: option.c,v 1.27 2016/06/13 00:04:40 pgoyette Exp $ */ + +/*- + * Copyright (c) 1990, 1993, 1994 + * The Regents of the University of California. All rights reserved. + * + * This code is derived from software contributed to Berkeley by + * Cimarron D. Taylor of the University of California, Berkeley. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#include +#ifndef lint +#if 0 +static char sccsid[] = "from: @(#)option.c 8.2 (Berkeley) 4/16/94"; +#else +__RCSID("$NetBSD: option.c,v 1.27 2016/06/13 00:04:40 pgoyette Exp $"); +#endif +#endif /* not lint */ + +#include +#include + +#include +#include +#include +#include +#include + +#include "find.h" + +int typecompare(const void *, const void *); +static OPTION *option(char *); + +/* NB: the following table must be sorted lexically. */ +static OPTION const options[] = { + { "!", N_NOT, c_not, 0 }, + { "(", N_OPENPAREN, c_openparen, 0 }, + { ")", N_CLOSEPAREN, c_closeparen, 0 }, + { "-a", N_AND, c_null, 0 }, + { "-amin", N_AMIN, c_amin, 1 }, + { "-and", N_AND, c_null, 0 }, + { "-anewer", N_ANEWER, c_anewer, 1 }, + { "-asince", N_ASINCE, c_asince, 1 }, + { "-atime", N_ATIME, c_atime, 1 }, + { "-cmin", N_CMIN, c_cmin, 1 }, + { "-cnewer", N_CNEWER, c_cnewer, 1 }, + { "-csince", N_CSINCE, c_csince, 1 }, + { "-ctime", N_CTIME, c_ctime, 1 }, + { "-delete", N_DELETE, c_delete, 0 }, + { "-depth", N_DEPTH, c_depth, 0 }, + { "-empty", N_EMPTY, c_empty, 0 }, + { "-exec", N_EXEC, c_exec, 1 }, + { "-execdir", N_EXECDIR, c_execdir, 1 }, + { "-exit", N_EXIT, c_exit, 0 }, + { "-false", N_FALSE, c_false, 0 }, + { "-flags", N_FLAGS, c_flags, 1 }, + { "-follow", N_FOLLOW, c_follow, 0 }, + { "-fprint", N_FPRINT, c_fprint, 1 }, + { "-fstype", N_FSTYPE, c_fstype, 1 }, + { "-group", N_GROUP, c_group, 1 }, + { "-iname", N_INAME, c_iname, 1 }, + { "-inum", N_INUM, c_inum, 1 }, + { "-iregex", N_IREGEX, c_iregex, 1 }, + { "-links", N_LINKS, c_links, 1 }, + { "-ls", N_LS, c_ls, 0 }, + { "-maxdepth", N_MAXDEPTH, c_maxdepth, 1 }, + { "-mindepth", N_MINDEPTH, c_mindepth, 1 }, + { "-mmin", N_MMIN, c_mmin, 1 }, + { "-mtime", N_MTIME, c_mtime, 1 }, + { "-name", N_NAME, c_name, 1 }, + { "-newer", N_NEWER, c_newer, 1 }, + +/* Aliases for compatability with Gnu findutils */ + { "-neweraa", N_ANEWER, c_anewer, 1 }, + { "-newerat", N_ASINCE, c_asince, 1 }, + { "-newercc", N_CNEWER, c_cnewer, 1 }, + { "-newerct", N_CSINCE, c_csince, 1 }, + { "-newermm", N_NEWER, c_newer, 1 }, + { "-newermt", N_SINCE, c_since, 1 }, + +/* + * Unimplemented Gnu findutils options + * + * If you implement any of these, be sure to re-sort the table + * in ascii(7) order! + * + { "-newerBB", N_UNIMPL, c_unimpl, 1 }, + { "-newerBa", N_UNIMPL, c_unimpl, 1 }, + { "-newerBc", N_UNIMPL, c_unimpl, 1 }, + { "-newerBm", N_UNIMPL, c_unimpl, 1 }, + { "-newerBt", N_UNIMPL, c_unimpl, 1 }, + { "-neweraB", N_UNIMPL, c_unimpl, 1 }, + { "-newerac", N_UNIMPL, c_unimpl, 1 }, + { "-neweram", N_UNIMPL, c_unimpl, 1 }, + { "-newerca", N_UNIMPL, c_unimpl, 1 }, + { "-newercm", N_UNIMPL, c_unimpl, 1 }, + { "-newercB", N_UNIMPL, c_unimpl, 1 }, + { "-newermB", N_UNIMPL, c_unimpl, 1 }, + { "-newerma", N_UNIMPL, c_unimpl, 1 }, + { "-newermc", N_UNIMPL, c_unimpl, 1 }, + * + */ + + { "-nogroup", N_NOGROUP, c_nogroup, 0 }, + { "-nouser", N_NOUSER, c_nouser, 0 }, + { "-o", N_OR, c_or, 0 }, + { "-ok", N_OK, c_exec, 1 }, + { "-or", N_OR, c_or, 0 }, + { "-path", N_PATH, c_path, 1 }, + { "-perm", N_PERM, c_perm, 1 }, + { "-print", N_PRINT, c_print, 0 }, + { "-print0", N_PRINT0, c_print0, 0 }, + { "-printx", N_PRINTX, c_printx, 0 }, + { "-prune", N_PRUNE, c_prune, 0 }, + { "-regex", N_REGEX, c_regex, 1 }, + { "-rm", N_DELETE, c_delete, 0 }, + { "-since", N_SINCE, c_since, 1 }, + { "-size", N_SIZE, c_size, 1 }, + { "-type", N_TYPE, c_type, 1 }, + { "-user", N_USER, c_user, 1 }, + { "-xdev", N_XDEV, c_xdev, 0 } +}; + +/* + * find_create -- + * create a node corresponding to a command line argument. + * + * TODO: + * add create/process function pointers to node, so we can skip + * this switch stuff. + */ +PLAN * +find_create(char ***argvp) +{ + OPTION *p; + PLAN *new; + char **argv; + char *opt; + + argv = *argvp; + opt = *argv; + + if ((p = option(opt)) == NULL) + errx(1, "%s: unknown option", opt); + ++argv; + if (p->arg && !*argv) + errx(1, "%s: requires additional arguments", opt); + + new = (p->create)(&argv, p->token == N_OK, opt); + + *argvp = argv; + return (new); +} + +static OPTION * +option(char *name) +{ + OPTION tmp; + + tmp.name = name; + return ((OPTION *)bsearch(&tmp, options, + sizeof(options)/sizeof(OPTION), sizeof(OPTION), typecompare)); +} + +int +typecompare(const void *a, const void *b) +{ + + return (strcmp(((const OPTION *)a)->name, ((const OPTION *)b)->name)); +} -- cgit v1.2.3-60-g2f50