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author | 2021-05-09 14:20:58 -0400 | |
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committer | 2021-05-09 14:20:58 -0400 | |
commit | 5fd83771641d15c418f747bd343ba6738d3875f7 (patch) | |
tree | 5abf0f78f680d9837dbd93d4d4c3933bb7509599 /file_cmds/ls/cmp.c | |
download | apple_cmds-5fd83771641d15c418f747bd343ba6738d3875f7.tar.gz apple_cmds-5fd83771641d15c418f747bd343ba6738d3875f7.tar.zst apple_cmds-5fd83771641d15c418f747bd343ba6738d3875f7.zip |
Import macOS userland
adv_cmds-176
basic_cmds-55
bootstrap_cmds-116.100.1
developer_cmds-66
diskdev_cmds-667.40.1
doc_cmds-53.60.1
file_cmds-321.40.3
mail_cmds-35
misc_cmds-34
network_cmds-606.40.1
patch_cmds-17
remote_cmds-63
shell_cmds-216.60.1
system_cmds-880.60.2
text_cmds-106
Diffstat (limited to 'file_cmds/ls/cmp.c')
-rw-r--r-- | file_cmds/ls/cmp.c | 226 |
1 files changed, 226 insertions, 0 deletions
diff --git a/file_cmds/ls/cmp.c b/file_cmds/ls/cmp.c new file mode 100644 index 0000000..2ad5edd --- /dev/null +++ b/file_cmds/ls/cmp.c @@ -0,0 +1,226 @@ +/* + * Copyright (c) 1989, 1993 + * The Regents of the University of California. All rights reserved. + * + * This code is derived from software contributed to Berkeley by + * Michael Fischbein. + * + * 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. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. 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. + */ + +#if 0 +#ifndef lint +static char sccsid[] = "@(#)cmp.c 8.1 (Berkeley) 5/31/93"; +#endif /* not lint */ +#endif +#include <sys/cdefs.h> +__RCSID("$FreeBSD: src/bin/ls/cmp.c,v 1.12 2002/06/30 05:13:54 obrien Exp $"); + + +#include <sys/types.h> +#include <sys/stat.h> + +#include <fts.h> +#include <string.h> + +#include "ls.h" +#include "extern.h" + +#if defined(_POSIX_SOURCE) || defined(_POSIX_C_SOURCE) || \ + defined(_XOPEN_SOURCE) || defined(__NetBSD__) +#define ATIMENSEC_CMP(x, op, y) ((x)->st_atimensec op (y)->st_atimensec) +#define CTIMENSEC_CMP(x, op, y) ((x)->st_ctimensec op (y)->st_ctimensec) +#define MTIMENSEC_CMP(x, op, y) ((x)->st_mtimensec op (y)->st_mtimensec) +#define BTIMENSEC_CMP(x, op, y) ((x)->st_birthtimensec op (y)->st_birthtimensec) +#else +#define ATIMENSEC_CMP(x, op, y) \ + ((x)->st_atimespec.tv_nsec op (y)->st_atimespec.tv_nsec) +#define CTIMENSEC_CMP(x, op, y) \ + ((x)->st_ctimespec.tv_nsec op (y)->st_ctimespec.tv_nsec) +#define MTIMENSEC_CMP(x, op, y) \ + ((x)->st_mtimespec.tv_nsec op (y)->st_mtimespec.tv_nsec) +#define BTIMENSEC_CMP(x, op, y) \ + ((x)->st_birthtimespec.tv_nsec op (y)->st_birthtimespec.tv_nsec) +#endif + +int +namecmp(const FTSENT *a, const FTSENT *b) +{ + return (strcoll(a->fts_name, b->fts_name)); +} + +int +revnamecmp(const FTSENT *a, const FTSENT *b) +{ + return (strcoll(b->fts_name, a->fts_name)); +} + +int +modcmp(const FTSENT *a, const FTSENT *b) +{ + if (b->fts_statp->st_mtime > a->fts_statp->st_mtime) + return (1); + else if (b->fts_statp->st_mtime < a->fts_statp->st_mtime) + return (-1); + else if (MTIMENSEC_CMP(b->fts_statp, >, a->fts_statp)) + return (1); + else if (MTIMENSEC_CMP(b->fts_statp, <, a->fts_statp)) + return (-1); + else + return (namecmp(a, b)); +} + +int +revmodcmp(const FTSENT *a, const FTSENT *b) +{ + if (b->fts_statp->st_mtime > a->fts_statp->st_mtime) + return (-1); + else if (b->fts_statp->st_mtime < a->fts_statp->st_mtime) + return (1); + else if (MTIMENSEC_CMP(b->fts_statp, >, a->fts_statp)) + return (-1); + else if (MTIMENSEC_CMP(b->fts_statp, <, a->fts_statp)) + return (1); + else + return (revnamecmp(a, b)); +} + +int +acccmp(const FTSENT *a, const FTSENT *b) +{ + if (b->fts_statp->st_atime > a->fts_statp->st_atime) + return (1); + else if (b->fts_statp->st_atime < a->fts_statp->st_atime) + return (-1); + else if (ATIMENSEC_CMP(b->fts_statp, >, a->fts_statp)) + return (1); + else if (ATIMENSEC_CMP(b->fts_statp, <, a->fts_statp)) + return (-1); + else + return (namecmp(a, b)); +} + +int +revacccmp(const FTSENT *a, const FTSENT *b) +{ + if (b->fts_statp->st_atime > a->fts_statp->st_atime) + return (-1); + else if (b->fts_statp->st_atime < a->fts_statp->st_atime) + return (1); + else if (ATIMENSEC_CMP(b->fts_statp, >, a->fts_statp)) + return (-1); + else if (ATIMENSEC_CMP(b->fts_statp, <, a->fts_statp)) + return (1); + else + return (revnamecmp(a, b)); +} + +int +statcmp(const FTSENT *a, const FTSENT *b) +{ + if (b->fts_statp->st_ctime > a->fts_statp->st_ctime) + return (1); + else if (b->fts_statp->st_ctime < a->fts_statp->st_ctime) + return (-1); + else if (CTIMENSEC_CMP(b->fts_statp, >, a->fts_statp)) + return (1); + else if (CTIMENSEC_CMP(b->fts_statp, <, a->fts_statp)) + return (-1); + else + return (namecmp(a, b)); +} + +int +revstatcmp(const FTSENT *a, const FTSENT *b) +{ + if (b->fts_statp->st_ctime > a->fts_statp->st_ctime) + return (-1); + else if (b->fts_statp->st_ctime < a->fts_statp->st_ctime) + return (1); + else if (CTIMENSEC_CMP(b->fts_statp, >, a->fts_statp)) + return (-1); + else if (CTIMENSEC_CMP(b->fts_statp, <, a->fts_statp)) + return (1); + else + return (revnamecmp(a, b)); +} + +int +sizecmp(a, b) + const FTSENT *a, *b; +{ + if (b->fts_statp->st_size > a->fts_statp->st_size) + return (1); + if (b->fts_statp->st_size < a->fts_statp->st_size) + return (-1); + else + return (namecmp(a, b)); +} + +int +revsizecmp(a, b) + const FTSENT *a, *b; +{ + if (b->fts_statp->st_size > a->fts_statp->st_size) + return (-1); + if (b->fts_statp->st_size < a->fts_statp->st_size) + return (1); + else + return (revnamecmp(a, b)); +} + +int +birthcmp(const FTSENT *a, const FTSENT *b) +{ + if (b->fts_statp->st_birthtime > a->fts_statp->st_birthtime) + return (1); + else if (b->fts_statp->st_birthtime < a->fts_statp->st_birthtime) + return (-1); + else if (BTIMENSEC_CMP(b->fts_statp, >, a->fts_statp)) + return (1); + else if (BTIMENSEC_CMP(b->fts_statp, <, a->fts_statp)) + return (-1); + else + return (namecmp(a, b)); +} + +int +revbirthcmp(const FTSENT *a, const FTSENT *b) +{ + if (b->fts_statp->st_birthtime > a->fts_statp->st_birthtime) + return (-1); + else if (b->fts_statp->st_birthtime < a->fts_statp->st_birthtime) + return (1); + else if (BTIMENSEC_CMP(b->fts_statp, >, a->fts_statp)) + return (-1); + else if (BTIMENSEC_CMP(b->fts_statp, <, a->fts_statp)) + return (1); + else + return (revnamecmp(a, b)); +} |