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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 /shell_cmds/find/ls.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 'shell_cmds/find/ls.c')
-rw-r--r-- | shell_cmds/find/ls.c | 124 |
1 files changed, 124 insertions, 0 deletions
diff --git a/shell_cmds/find/ls.c b/shell_cmds/find/ls.c new file mode 100644 index 0000000..f58d969 --- /dev/null +++ b/shell_cmds/find/ls.c @@ -0,0 +1,124 @@ +/* + * Copyright (c) 1989, 1993 + * The Regents of the University of California. All rights reserved. + * + * 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. + * 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. + */ + +#ifndef lint +#if 0 +static char sccsid[] = "@(#)ls.c 8.1 (Berkeley) 6/6/93"; +#endif +#endif /* not lint */ + +#include <sys/cdefs.h> +__FBSDID("$FreeBSD: src/usr.bin/find/ls.c,v 1.23 2011/09/28 18:53:36 ed Exp $"); + +#include <sys/param.h> +#include <sys/stat.h> + +#include <err.h> +#include <errno.h> +#include <fts.h> +#include <grp.h> +#include <inttypes.h> +#include <langinfo.h> +#include <pwd.h> +#include <stdio.h> +#include <string.h> +#include <time.h> +#include <unistd.h> + +#ifdef __APPLE__ +#undef MAXLOGNAME +#define MAXLOGNAME 17 +#endif /* __APPLE__ */ + +#include "find.h" + +/* Derived from the print routines in the ls(1) source code. */ + +static void printlink(char *); +static void printtime(time_t); + +void +printlong(char *name, char *accpath, struct stat *sb) +{ + char modep[15]; + + (void)printf("%6lu %8"PRId64" ", (u_long) sb->st_ino, sb->st_blocks); + (void)strmode(sb->st_mode, modep); + (void)printf("%s %3u %-*s %-*s ", modep, sb->st_nlink, MAXLOGNAME - 1, + user_from_uid(sb->st_uid, 0), MAXLOGNAME - 1, + group_from_gid(sb->st_gid, 0)); + + if (S_ISCHR(sb->st_mode) || S_ISBLK(sb->st_mode)) + (void)printf("%#8jx ", (uintmax_t)sb->st_rdev); + else + (void)printf("%8"PRId64" ", sb->st_size); + printtime(sb->st_mtime); + (void)printf("%s", name); + if (S_ISLNK(sb->st_mode)) + printlink(accpath); + (void)putchar('\n'); +} + +static void +printtime(time_t ftime) +{ + char longstring[80]; + static time_t lnow; + const char *format; + static int d_first = -1; + + if (d_first < 0) + d_first = (*nl_langinfo(D_MD_ORDER) == 'd'); + if (lnow == 0) + lnow = time(NULL); + +#define SIXMONTHS ((365 / 2) * 86400) + if (ftime + SIXMONTHS > lnow && ftime < lnow + SIXMONTHS) + /* mmm dd hh:mm || dd mmm hh:mm */ + format = d_first ? "%e %b %R " : "%b %e %R "; + else + /* mmm dd yyyy || dd mmm yyyy */ + format = d_first ? "%e %b %Y " : "%b %e %Y "; + strftime(longstring, sizeof(longstring), format, localtime(&ftime)); + fputs(longstring, stdout); +} + +static void +printlink(char *name) +{ + int lnklen; + char path[MAXPATHLEN]; + + if ((lnklen = readlink(name, path, MAXPATHLEN - 1)) == -1) { + warn("%s", name); + return; + } + path[lnklen] = '\0'; + (void)printf(" -> %s", path); +} |