From 5fd83771641d15c418f747bd343ba6738d3875f7 Mon Sep 17 00:00:00 2001 From: Cameron Katri Date: Sun, 9 May 2021 14:20:58 -0400 Subject: 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 --- file_cmds/stat/stat.c | 1004 +++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 1004 insertions(+) create mode 100644 file_cmds/stat/stat.c (limited to 'file_cmds/stat/stat.c') diff --git a/file_cmds/stat/stat.c b/file_cmds/stat/stat.c new file mode 100644 index 0000000..610eff9 --- /dev/null +++ b/file_cmds/stat/stat.c @@ -0,0 +1,1004 @@ +/* + * Copyright (c) 2002 The NetBSD Foundation, Inc. + * All rights reserved. + * + * This code is derived from software contributed to The NetBSD Foundation + * by Andrew Brown. + * + * 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 NetBSD + * Foundation, Inc. and its contributors. + * 4. Neither the name of The NetBSD Foundation 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 NETBSD FOUNDATION, INC. 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 FOUNDATION 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 +#if 0 +#ifndef lint +__RCSID("$NetBSD: stat.c,v 1.13 2003/07/25 03:21:17 atatat Exp $"); +#endif +#endif + +__FBSDID("$FreeBSD: src/usr.bin/stat/stat.c,v 1.6 2003/10/06 01:55:17 dougb Exp $"); + +#if HAVE_CONFIG_H +#include "config.h" +#else /* HAVE_CONFIG_H */ +#define HAVE_STRUCT_STAT_ST_FLAGS 1 +#define HAVE_STRUCT_STAT_ST_GEN 1 +#define HAVE_STRUCT_STAT_ST_BIRTHTIME 1 +#define HAVE_STRUCT_STAT_ST_MTIMENSEC 1 +#define HAVE_STRUCT_STAT_ST_ATIM 0 +#define HAVE_DEVNAME 1 +#endif /* HAVE_CONFIG_H */ + +#include +#include + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#if HAVE_STRUCT_STAT_ST_FLAGS +#define DEF_F "%#Xf " +#define RAW_F "%f " +#define SHELL_F " st_flags=%f" +#else /* HAVE_STRUCT_STAT_ST_FLAGS */ +#define DEF_F +#define RAW_F +#define SHELL_F +#endif /* HAVE_STRUCT_STAT_ST_FLAGS */ + +#if HAVE_STRUCT_STAT_ST_BIRTHTIME +#define DEF_B "\"%SB\" " +#define RAW_B "%B " +#define SHELL_B "st_birthtime=%B " +#else /* HAVE_STRUCT_STAT_ST_BIRTHTIME */ +#define DEF_B +#define RAW_B +#define SHELL_B +#endif /* HAVE_STRUCT_STAT_ST_BIRTHTIME */ + +#if HAVE_STRUCT_STAT_ST_ATIM +#define st_atimespec st_atim +#define st_ctimespec st_ctim +#define st_mtimespec st_mtim +#endif /* HAVE_STRUCT_STAT_ST_ATIM */ + +#define DEF_FORMAT \ + "%d %i %Sp %l %Su %Sg %r %z \"%Sa\" \"%Sm\" \"%Sc\" " DEF_B \ + "%k %b " DEF_F "%N" +#define RAW_FORMAT "%d %i %#p %l %u %g %r %z %a %m %c " RAW_B \ + "%k %b " RAW_F "%N" +#define LS_FORMAT "%Sp %l %Su %Sg %Z %Sm %N%SY" +#define LSF_FORMAT "%Sp %l %Su %Sg %Z %Sm %N%T%SY" +#define SHELL_FORMAT \ + "st_dev=%d st_ino=%i st_mode=%#p st_nlink=%l " \ + "st_uid=%u st_gid=%g st_rdev=%r st_size=%z " \ + "st_atime=%a st_mtime=%m st_ctime=%c " SHELL_B \ + "st_blksize=%k st_blocks=%b" SHELL_F +#define LINUX_FORMAT \ + " File: \"%N\"%n" \ + " Size: %-11z FileType: %HT%n" \ + " Mode: (%04OA/%.10Sp) Uid: (%5u/%8Su) Gid: (%5g/%8Sg)%n" \ + "Device: %Hd,%Ld Inode: %i Links: %l%n" \ + "Access: %Sa%n" \ + "Modify: %Sm%n" \ + "Change: %Sc" + +#define TIME_FORMAT "%b %e %T %Y" + +#define FLAG_POUND 0x01 +#define FLAG_SPACE 0x02 +#define FLAG_PLUS 0x04 +#define FLAG_ZERO 0x08 +#define FLAG_MINUS 0x10 + +/* + * These format characters must all be unique, except the magic one. + */ +#define FMT_MAGIC '%' +#define FMT_DOT '.' + +#define SIMPLE_NEWLINE 'n' +#define SIMPLE_TAB 't' +#define SIMPLE_PERCENT '%' +#define SIMPLE_NUMBER '@' + +#define FMT_POUND '#' +#define FMT_SPACE ' ' +#define FMT_PLUS '+' +#define FMT_ZERO '0' +#define FMT_MINUS '-' + +#define FMT_DECIMAL 'D' +#define FMT_OCTAL 'O' +#define FMT_UNSIGNED 'U' +#define FMT_HEX 'X' +#define FMT_FLOAT 'F' +#define FMT_STRING 'S' + +#define FMTF_DECIMAL 0x01 +#define FMTF_OCTAL 0x02 +#define FMTF_UNSIGNED 0x04 +#define FMTF_HEX 0x08 +#define FMTF_FLOAT 0x10 +#define FMTF_STRING 0x20 + +#define HIGH_PIECE 'H' +#define MIDDLE_PIECE 'M' +#define LOW_PIECE 'L' + +#define SHOW_st_dev 'd' +#define SHOW_st_ino 'i' +#define SHOW_st_mode 'p' +#define SHOW_st_mode2 'A' +#define SHOW_st_nlink 'l' +#define SHOW_st_uid 'u' +#define SHOW_st_gid 'g' +#define SHOW_st_rdev 'r' +#define SHOW_st_atime 'a' +#define SHOW_st_mtime 'm' +#define SHOW_st_ctime 'c' +#define SHOW_st_btime 'B' +#define SHOW_st_size 'z' +#define SHOW_st_blocks 'b' +#define SHOW_st_blksize 'k' +#define SHOW_st_flags 'f' +#define SHOW_st_gen 'v' +#define SHOW_symlink 'Y' +#define SHOW_filetype 'T' +#define SHOW_filename 'N' +#define SHOW_sizerdev 'Z' + +void usage(const char *); +void output(const struct stat *, const char *, + const char *, int, int, int); +int format1(const struct stat *, /* stat info */ + const char *, /* the file name */ + const char *, int, /* the format string itself */ + char *, size_t, /* a place to put the output */ + int, int, int, int, /* the parsed format */ + int, int); + +char *timefmt; +int linkfail; + +#define addchar(s, c, nl) \ + do { \ + (void)fputc((c), (s)); \ + (*nl) = ((c) == '\n'); \ + } while (0/*CONSTCOND*/) + +int +main(int argc, char *argv[]) +{ + struct stat st; + int ch, rc, errs, am_readlink; + int lsF, fmtchar, usestat, fn, nonl, quiet; + char *statfmt, *options, *synopsis; + + am_readlink = 0; + lsF = 0; + fmtchar = '\0'; + usestat = 0; + nonl = 0; + quiet = 0; + linkfail = 0; + statfmt = NULL; + timefmt = NULL; + + if (strcmp(getprogname(), "readlink") == 0) { + am_readlink = 1; + options = "n"; + synopsis = "[-n] [file ...]"; + statfmt = "%Y"; + fmtchar = 'f'; + quiet = 1; + } else { + options = "f:FlLnqrst:x"; + synopsis = "[-FlLnqrsx] [-f format] [-t timefmt] [file ...]"; + } + + while ((ch = getopt(argc, argv, options)) != -1) + switch (ch) { + case 'F': + lsF = 1; + break; + case 'L': + usestat = 1; + break; + case 'n': + nonl = 1; + break; + case 'q': + quiet = 1; + break; + case 'f': + statfmt = optarg; + /* FALLTHROUGH */ + case 'l': + case 'r': + case 's': + case 'x': + if (fmtchar != 0) + errx(1, "can't use format '%c' with '%c'", + fmtchar, ch); + fmtchar = ch; + break; + case 't': + timefmt = optarg; + break; + default: + usage(synopsis); + } + + argc -= optind; + argv += optind; + fn = 1; + + if (fmtchar == '\0') { + if (lsF) + fmtchar = 'l'; + else { + fmtchar = 'f'; + statfmt = DEF_FORMAT; + } + } + + if (lsF && fmtchar != 'l') + errx(1, "can't use format '%c' with -F", fmtchar); + + switch (fmtchar) { + case 'f': + /* statfmt already set */ + break; + case 'l': + statfmt = lsF ? LSF_FORMAT : LS_FORMAT; + break; + case 'r': + statfmt = RAW_FORMAT; + break; + case 's': + statfmt = SHELL_FORMAT; + break; + case 'x': + statfmt = LINUX_FORMAT; + if (timefmt == NULL) + timefmt = "%c"; + break; + default: + usage(synopsis); + /*NOTREACHED*/ + } + + if (timefmt == NULL) + timefmt = TIME_FORMAT; + + errs = 0; + do { + if (argc == 0) + rc = fstat(STDIN_FILENO, &st); + else if (usestat) + rc = stat(argv[0], &st); + else + rc = lstat(argv[0], &st); + + if (rc == -1) { + errs = 1; + linkfail = 1; + if (!quiet) + warn("%s: stat", + argc == 0 ? "(stdin)" : argv[0]); + } + else + output(&st, argv[0], statfmt, fn, nonl, quiet); + + argv++; + argc--; + fn++; + } while (argc > 0); + + return (am_readlink ? linkfail : errs); +} + +void +usage(const char *synopsis) +{ + + (void)fprintf(stderr, "usage: %s %s\n", getprogname(), synopsis); + exit(1); +} + +/* + * Parses a format string. + */ +void +output(const struct stat *st, const char *file, + const char *statfmt, int fn, int nonl, int quiet) +{ + int flags, size, prec, ofmt, hilo, what; + char buf[PATH_MAX]; + const char *subfmt; + int nl, t, i; + + nl = 1; + while (*statfmt != '\0') { + + /* + * Non-format characters go straight out. + */ + if (*statfmt != FMT_MAGIC) { + addchar(stdout, *statfmt, &nl); + statfmt++; + continue; + } + + /* + * The current format "substring" starts here, + * and then we skip the magic. + */ + subfmt = statfmt; + statfmt++; + + /* + * Some simple one-character "formats". + */ + switch (*statfmt) { + case SIMPLE_NEWLINE: + addchar(stdout, '\n', &nl); + statfmt++; + continue; + case SIMPLE_TAB: + addchar(stdout, '\t', &nl); + statfmt++; + continue; + case SIMPLE_PERCENT: + addchar(stdout, '%', &nl); + statfmt++; + continue; + case SIMPLE_NUMBER: { + char num[12], *p; + + snprintf(num, sizeof(num), "%d", fn); + for (p = &num[0]; *p; p++) + addchar(stdout, *p, &nl); + statfmt++; + continue; + } + } + + /* + * This must be an actual format string. Format strings are + * similar to printf(3) formats up to a point, and are of + * the form: + * + * % required start of format + * [-# +0] opt. format characters + * size opt. field width + * . opt. decimal separator, followed by + * prec opt. precision + * fmt opt. output specifier (string, numeric, etc.) + * sub opt. sub field specifier (high, middle, low) + * datum required field specifier (size, mode, etc) + * + * Only the % and the datum selector are required. All data + * have reasonable default output forms. The "sub" specifier + * only applies to certain data (mode, dev, rdev, filetype). + * The symlink output defaults to STRING, yet will only emit + * the leading " -> " if STRING is explicitly specified. The + * sizerdev datum will generate rdev output for character or + * block devices, and size output for all others. + */ + flags = 0; + do { + if (*statfmt == FMT_POUND) + flags |= FLAG_POUND; + else if (*statfmt == FMT_SPACE) + flags |= FLAG_SPACE; + else if (*statfmt == FMT_PLUS) + flags |= FLAG_PLUS; + else if (*statfmt == FMT_ZERO) + flags |= FLAG_ZERO; + else if (*statfmt == FMT_MINUS) + flags |= FLAG_MINUS; + else + break; + statfmt++; + } while (1/*CONSTCOND*/); + + size = -1; + if (isdigit((unsigned)*statfmt)) { + size = 0; + while (isdigit((unsigned)*statfmt)) { + size = (size * 10) + (*statfmt - '0'); + statfmt++; + if (size < 0) + goto badfmt; + } + } + + prec = -1; + if (*statfmt == FMT_DOT) { + statfmt++; + + prec = 0; + while (isdigit((unsigned)*statfmt)) { + prec = (prec * 10) + (*statfmt - '0'); + statfmt++; + if (prec < 0) + goto badfmt; + } + } + +#define fmtcase(x, y) case (y): (x) = (y); statfmt++; break +#define fmtcasef(x, y, z) case (y): (x) = (z); statfmt++; break + switch (*statfmt) { + fmtcasef(ofmt, FMT_DECIMAL, FMTF_DECIMAL); + fmtcasef(ofmt, FMT_OCTAL, FMTF_OCTAL); + fmtcasef(ofmt, FMT_UNSIGNED, FMTF_UNSIGNED); + fmtcasef(ofmt, FMT_HEX, FMTF_HEX); + fmtcasef(ofmt, FMT_FLOAT, FMTF_FLOAT); + fmtcasef(ofmt, FMT_STRING, FMTF_STRING); + default: + ofmt = 0; + break; + } + + switch (*statfmt) { + fmtcase(hilo, HIGH_PIECE); + fmtcase(hilo, MIDDLE_PIECE); + fmtcase(hilo, LOW_PIECE); + default: + hilo = 0; + break; + } + + switch (*statfmt) { + fmtcase(what, SHOW_st_dev); + fmtcase(what, SHOW_st_ino); + fmtcase(what, SHOW_st_mode); + fmtcase(what, SHOW_st_mode2); + fmtcase(what, SHOW_st_nlink); + fmtcase(what, SHOW_st_uid); + fmtcase(what, SHOW_st_gid); + fmtcase(what, SHOW_st_rdev); + fmtcase(what, SHOW_st_atime); + fmtcase(what, SHOW_st_mtime); + fmtcase(what, SHOW_st_ctime); + fmtcase(what, SHOW_st_btime); + fmtcase(what, SHOW_st_size); + fmtcase(what, SHOW_st_blocks); + fmtcase(what, SHOW_st_blksize); + fmtcase(what, SHOW_st_flags); + fmtcase(what, SHOW_st_gen); + fmtcase(what, SHOW_symlink); + fmtcase(what, SHOW_filetype); + fmtcase(what, SHOW_filename); + fmtcase(what, SHOW_sizerdev); + default: + goto badfmt; + } +#undef fmtcasef +#undef fmtcase + + t = format1(st, + file, + subfmt, statfmt - subfmt, + buf, sizeof(buf), + flags, size, prec, ofmt, hilo, what); + + for (i = 0; i < t && i < sizeof(buf); i++) + addchar(stdout, buf[i], &nl); + + continue; + + badfmt: + errx(1, "%.*s: bad format", + (int)(statfmt - subfmt + 1), subfmt); + } + + if (!nl && !nonl) + (void)fputc('\n', stdout); + (void)fflush(stdout); +} + +/* + * Arranges output according to a single parsed format substring. + */ +int +format1(const struct stat *st, + const char *file, + const char *fmt, int flen, + char *buf, size_t blen, + int flags, int size, int prec, int ofmt, + int hilo, int what) +{ + u_int64_t data; + char *sdata, lfmt[24], tmp[20]; + char smode[12], sid[12], path[PATH_MAX + 4]; + struct passwd *pw; + struct group *gr; + const struct timespec *tsp; + struct timespec ts = {0,0}; + struct tm *tm; + int l, small, formats; + + tsp = NULL; +// formats = 0; +// small = 0; + + /* + * First, pick out the data and tweak it based on hilo or + * specified output format (symlink output only). + */ + switch (what) { + case SHOW_st_dev: + case SHOW_st_rdev: + small = (sizeof(st->st_dev) == 4); + data = (what == SHOW_st_dev) ? st->st_dev : st->st_rdev; +#if HAVE_DEVNAME + sdata = (what == SHOW_st_dev) ? + devname(st->st_dev, S_IFBLK) : + devname(st->st_rdev, + S_ISCHR(st->st_mode) ? S_IFCHR : + S_ISBLK(st->st_mode) ? S_IFBLK : + 0U); + if (sdata == NULL) + sdata = "???"; +#endif /* HAVE_DEVNAME */ + if (hilo == HIGH_PIECE) { + data = major(data); + hilo = 0; + } + else if (hilo == LOW_PIECE) { + data = minor((unsigned)data); + hilo = 0; + } + formats = FMTF_DECIMAL | FMTF_OCTAL | FMTF_UNSIGNED | FMTF_HEX | +#if HAVE_DEVNAME + FMTF_STRING; +#else /* HAVE_DEVNAME */ + 0; +#endif /* HAVE_DEVNAME */ + if (ofmt == 0) + ofmt = FMTF_UNSIGNED; + break; + case SHOW_st_ino: + small = (sizeof(st->st_ino) == 4); + data = st->st_ino; + sdata = NULL; + formats = FMTF_DECIMAL | FMTF_OCTAL | FMTF_UNSIGNED | FMTF_HEX; + if (ofmt == 0) + ofmt = FMTF_UNSIGNED; + break; + case SHOW_st_mode: + case SHOW_st_mode2: + small = (sizeof(st->st_mode) == 4); + data = st->st_mode; + strmode(st->st_mode, smode); + sdata = smode; + l = strlen(sdata); + if (sdata[l - 1] == ' ') + sdata[--l] = '\0'; + if (what == SHOW_st_mode2) + data &= 07777; + if (hilo == HIGH_PIECE) { + data >>= 12; + sdata += 1; + sdata[3] = '\0'; + hilo = 0; + } + else if (hilo == MIDDLE_PIECE) { + data = (data >> 9) & 07; + sdata += 4; + sdata[3] = '\0'; + hilo = 0; + } + else if (hilo == LOW_PIECE) { + data &= 0777; + sdata += 7; + sdata[3] = '\0'; + hilo = 0; + } + formats = FMTF_DECIMAL | FMTF_OCTAL | FMTF_UNSIGNED | FMTF_HEX | + FMTF_STRING; + if (ofmt == 0) + ofmt = FMTF_OCTAL; + break; + case SHOW_st_nlink: + small = (sizeof(st->st_dev) == 4); + data = st->st_nlink; + sdata = NULL; + formats = FMTF_DECIMAL | FMTF_OCTAL | FMTF_UNSIGNED | FMTF_HEX; + if (ofmt == 0) + ofmt = FMTF_UNSIGNED; + break; + case SHOW_st_uid: + small = (sizeof(st->st_uid) == 4); + data = st->st_uid; + if ((pw = getpwuid(st->st_uid)) != NULL) + sdata = pw->pw_name; + else { + snprintf(sid, sizeof(sid), "(%ld)", (long)st->st_uid); + sdata = sid; + } + formats = FMTF_DECIMAL | FMTF_OCTAL | FMTF_UNSIGNED | FMTF_HEX | + FMTF_STRING; + if (ofmt == 0) + ofmt = FMTF_UNSIGNED; + break; + case SHOW_st_gid: + small = (sizeof(st->st_gid) == 4); + data = st->st_gid; + if ((gr = getgrgid(st->st_gid)) != NULL) + sdata = gr->gr_name; + else { + snprintf(sid, sizeof(sid), "(%ld)", (long)st->st_gid); + sdata = sid; + } + formats = FMTF_DECIMAL | FMTF_OCTAL | FMTF_UNSIGNED | FMTF_HEX | + FMTF_STRING; + if (ofmt == 0) + ofmt = FMTF_UNSIGNED; + break; + case SHOW_st_atime: + tsp = &st->st_atimespec; + /* FALLTHROUGH */ + case SHOW_st_mtime: + if (tsp == NULL) + tsp = &st->st_mtimespec; + /* FALLTHROUGH */ + case SHOW_st_ctime: + if (tsp == NULL) + tsp = &st->st_ctimespec; + /* FALLTHROUGH */ +#if HAVE_STRUCT_STAT_ST_BIRTHTIME + case SHOW_st_btime: + if (tsp == NULL) + tsp = &st->st_birthtimespec; +#endif /* HAVE_STRUCT_STAT_ST_BIRTHTIME */ + ts = *tsp; /* copy so we can muck with it */ + small = (sizeof(ts.tv_sec) == 4); + data = ts.tv_sec; + tm = localtime(&ts.tv_sec); + if (tm == NULL) { + ts.tv_sec = 0; + tm = localtime(&ts.tv_sec); + } + (void)strftime(path, sizeof(path), timefmt, tm); + sdata = path; + formats = FMTF_DECIMAL | FMTF_OCTAL | FMTF_UNSIGNED | FMTF_HEX | + FMTF_FLOAT | FMTF_STRING; + if (ofmt == 0) + ofmt = FMTF_DECIMAL; + break; + case SHOW_st_size: + small = (sizeof(st->st_size) == 4); + data = st->st_size; + sdata = NULL; + formats = FMTF_DECIMAL | FMTF_OCTAL | FMTF_UNSIGNED | FMTF_HEX; + if (ofmt == 0) + ofmt = FMTF_UNSIGNED; + break; + case SHOW_st_blocks: + small = (sizeof(st->st_blocks) == 4); + data = st->st_blocks; + sdata = NULL; + formats = FMTF_DECIMAL | FMTF_OCTAL | FMTF_UNSIGNED | FMTF_HEX; + if (ofmt == 0) + ofmt = FMTF_UNSIGNED; + break; + case SHOW_st_blksize: + small = (sizeof(st->st_blksize) == 4); + data = st->st_blksize; + sdata = NULL; + formats = FMTF_DECIMAL | FMTF_OCTAL | FMTF_UNSIGNED | FMTF_HEX; + if (ofmt == 0) + ofmt = FMTF_UNSIGNED; + break; +#if HAVE_STRUCT_STAT_ST_FLAGS + case SHOW_st_flags: + small = (sizeof(st->st_flags) == 4); + data = st->st_flags; + sdata = NULL; + formats = FMTF_DECIMAL | FMTF_OCTAL | FMTF_UNSIGNED | FMTF_HEX | + FMTF_STRING; + if (ofmt == FMTF_STRING) { + small = 0; + data = 0; + snprintf(path, sizeof(path), "%s", fflagstostr(st->st_flags)); + sdata = path; + } + if (ofmt == 0) + ofmt = FMTF_UNSIGNED; + break; +#endif /* HAVE_STRUCT_STAT_ST_FLAGS */ +#if HAVE_STRUCT_STAT_ST_GEN + case SHOW_st_gen: + small = (sizeof(st->st_gen) == 4); + data = st->st_gen; + sdata = NULL; + formats = FMTF_DECIMAL | FMTF_OCTAL | FMTF_UNSIGNED | FMTF_HEX; + if (ofmt == 0) + ofmt = FMTF_UNSIGNED; + break; +#endif /* HAVE_STRUCT_STAT_ST_GEN */ + case SHOW_symlink: + small = 0; + data = 0; + if (S_ISLNK(st->st_mode)) { + snprintf(path, sizeof(path), " -> "); + l = readlink(file, path + 4, sizeof(path) - 4 - 1); + if (l == -1) { + linkfail = 1; + l = 0; + path[0] = '\0'; + } + path[l + 4] = '\0'; + sdata = path + (ofmt == FMTF_STRING ? 0 : 4); + } + else { + linkfail = 1; + sdata = ""; + } + formats = FMTF_STRING; + if (ofmt == 0) + ofmt = FMTF_STRING; + break; + case SHOW_filetype: + small = 0; + data = 0; + sdata = smode; + sdata[0] = '\0'; + if (hilo == 0 || hilo == LOW_PIECE) { + switch (st->st_mode & S_IFMT) { + case S_IFIFO: (void)strcat(sdata, "|"); break; + case S_IFDIR: (void)strcat(sdata, "/"); break; + case S_IFREG: + if (st->st_mode & + (S_IXUSR | S_IXGRP | S_IXOTH)) + (void)strcat(sdata, "*"); + break; + case S_IFLNK: (void)strcat(sdata, "@"); break; + case S_IFSOCK: (void)strcat(sdata, "="); break; +#ifdef S_IFWHT + case S_IFWHT: (void)strcat(sdata, "%"); break; +#endif /* S_IFWHT */ +#ifdef S_IFDOOR + case S_IFDOOR: (void)strcat(sdata, ">"); break; +#endif /* S_IFDOOR */ + } + hilo = 0; + } + else if (hilo == HIGH_PIECE) { + switch (st->st_mode & S_IFMT) { + case S_IFIFO: sdata = "Fifo File"; break; + case S_IFCHR: sdata = "Character Device"; break; + case S_IFDIR: sdata = "Directory"; break; + case S_IFBLK: sdata = "Block Device"; break; + case S_IFREG: sdata = "Regular File"; break; + case S_IFLNK: sdata = "Symbolic Link"; break; + case S_IFSOCK: sdata = "Socket"; break; +#ifdef S_IFWHT + case S_IFWHT: sdata = "Whiteout File"; break; +#endif /* S_IFWHT */ +#ifdef S_IFDOOR + case S_IFDOOR: sdata = "Door"; break; +#endif /* S_IFDOOR */ + default: sdata = "???"; break; + } + hilo = 0; + } + formats = FMTF_STRING; + if (ofmt == 0) + ofmt = FMTF_STRING; + break; + case SHOW_filename: + small = 0; + data = 0; + if (file == NULL) + (void)strncpy(path, "(stdin)", sizeof(path)); + else + (void)strncpy(path, file, sizeof(path)); + sdata = path; + formats = FMTF_STRING; + if (ofmt == 0) + ofmt = FMTF_STRING; + break; + case SHOW_sizerdev: + if (S_ISCHR(st->st_mode) || S_ISBLK(st->st_mode)) { + char majdev[20], mindev[20]; + int l1, l2; + + l1 = format1(st, + file, + fmt, flen, + majdev, sizeof(majdev), + flags, size, prec, + ofmt, HIGH_PIECE, SHOW_st_rdev); + l2 = format1(st, + file, + fmt, flen, + mindev, sizeof(mindev), + flags, size, prec, + ofmt, LOW_PIECE, SHOW_st_rdev); + return (snprintf(buf, blen, "%.*s,%.*s", + l1, majdev, l2, mindev)); + } + else { + return (format1(st, + file, + fmt, flen, + buf, blen, + flags, size, prec, + ofmt, 0, SHOW_st_size)); + } + /*NOTREACHED*/ + default: + errx(1, "%.*s: bad format", (int)flen, fmt); + } + + /* + * If a subdatum was specified but not supported, or an output + * format was selected that is not supported, that's an error. + */ + if (hilo != 0 || (ofmt & formats) == 0) + errx(1, "%.*s: bad format", (int)flen, fmt); + + /* + * Assemble the format string for passing to printf(3). + */ + lfmt[0] = '\0'; + (void)strcat(lfmt, "%"); + if (flags & FLAG_POUND) + (void)strcat(lfmt, "#"); + if (flags & FLAG_SPACE) + (void)strcat(lfmt, " "); + if (flags & FLAG_PLUS) + (void)strcat(lfmt, "+"); + if (flags & FLAG_MINUS) + (void)strcat(lfmt, "-"); + if (flags & FLAG_ZERO) + (void)strcat(lfmt, "0"); + + /* + * Only the timespecs support the FLOAT output format, and that + * requires work that differs from the other formats. + */ + if (ofmt == FMTF_FLOAT) { + /* + * Nothing after the decimal point, so just print seconds. + */ + if (prec == 0) { + if (size != -1) { + (void)snprintf(tmp, sizeof(tmp), "%d", size); + (void)strcat(lfmt, tmp); + } + (void)strcat(lfmt, "d"); + return (snprintf(buf, blen, lfmt, ts.tv_sec)); + } + + /* + * Unspecified precision gets all the precision we have: + * 9 digits. + */ + if (prec == -1) + prec = 9; + + /* + * Adjust the size for the decimal point and the digits + * that will follow. + */ + size -= prec + 1; + + /* + * Any leftover size that's legitimate will be used. + */ + if (size > 0) { + (void)snprintf(tmp, sizeof(tmp), "%d", size); + (void)strcat(lfmt, tmp); + } + (void)strcat(lfmt, "d"); + + /* + * The stuff after the decimal point always needs zero + * filling. + */ + (void)strcat(lfmt, ".%0"); + + /* + * We can "print" at most nine digits of precision. The + * rest we will pad on at the end. + */ + (void)snprintf(tmp, sizeof(tmp), "%dd", prec > 9 ? 9 : prec); + (void)strcat(lfmt, tmp); + + /* + * For precision of less that nine digits, trim off the + * less significant figures. + */ + for (; prec < 9; prec++) + ts.tv_nsec /= 10; + + /* + * Use the format, and then tack on any zeroes that + * might be required to make up the requested precision. + */ + l = snprintf(buf, blen, lfmt, ts.tv_sec, ts.tv_nsec); + for (; prec > 9 && l < blen; prec--, l++) + (void)strcat(buf, "0"); + return (l); + } + + /* + * Add on size and precision, if specified, to the format. + */ + if (size != -1) { + (void)snprintf(tmp, sizeof(tmp), "%d", size); + (void)strcat(lfmt, tmp); + } + if (prec != -1) { + (void)snprintf(tmp, sizeof(tmp), ".%d", prec); + (void)strcat(lfmt, tmp); + } + + /* + * String output uses the temporary sdata. + */ + if (ofmt == FMTF_STRING) { + if (sdata == NULL) + errx(1, "%.*s: bad format", (int)flen, fmt); + (void)strcat(lfmt, "s"); + return (snprintf(buf, blen, lfmt, sdata)); + } + + /* + * Ensure that sign extension does not cause bad looking output + * for some forms. + */ + if (small && ofmt != FMTF_DECIMAL) + data = (u_int32_t)data; + + /* + * The four "numeric" output forms. + */ + (void)strcat(lfmt, "ll"); + switch (ofmt) { + case FMTF_DECIMAL: (void)strcat(lfmt, "d"); break; + case FMTF_OCTAL: (void)strcat(lfmt, "o"); break; + case FMTF_UNSIGNED: (void)strcat(lfmt, "u"); break; + case FMTF_HEX: (void)strcat(lfmt, "x"); break; + } + + return (snprintf(buf, blen, lfmt, data)); +} -- cgit v1.2.3-56-ge451