From 5cf29bc9f9b365814002506b2a9875d4eeb366ea Mon Sep 17 00:00:00 2001 From: Elliott Hughes Date: Mon, 14 Sep 2015 10:37:05 -0700 Subject: [PATCH] Lose du to toybox. Change-Id: Ib240f74990274027258a454d3c63202791fcdb0b --- toolbox/Android.mk | 7 - toolbox/upstream-netbsd/usr.bin/du/du.c | 364 ------------------------ 2 files changed, 371 deletions(-) delete mode 100644 toolbox/upstream-netbsd/usr.bin/du/du.c diff --git a/toolbox/Android.mk b/toolbox/Android.mk index f4a03fee1..579d26e43 100644 --- a/toolbox/Android.mk +++ b/toolbox/Android.mk @@ -24,18 +24,11 @@ LOCAL_CFLAGS += $(common_cflags) -Dmain=dd_main -DNO_CONV LOCAL_MODULE := libtoolbox_dd include $(BUILD_STATIC_LIBRARY) -include $(CLEAR_VARS) -LOCAL_SRC_FILES := upstream-netbsd/usr.bin/du/du.c -LOCAL_CFLAGS += $(common_cflags) -Dmain=du_main -LOCAL_MODULE := libtoolbox_du -include $(BUILD_STATIC_LIBRARY) - include $(CLEAR_VARS) BSD_TOOLS := \ dd \ - du \ OUR_TOOLS := \ df \ diff --git a/toolbox/upstream-netbsd/usr.bin/du/du.c b/toolbox/upstream-netbsd/usr.bin/du/du.c deleted file mode 100644 index 086ac4a8b..000000000 --- a/toolbox/upstream-netbsd/usr.bin/du/du.c +++ /dev/null @@ -1,364 +0,0 @@ -/* $NetBSD: du.c,v 1.36 2012/03/11 11:23:20 shattered Exp $ */ - -/* - * Copyright (c) 1989, 1993, 1994 - * The Regents of the University of California. All rights reserved. - * - * This code is derived from software contributed to Berkeley by - * Chris Newcomb. - * - * 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 -__COPYRIGHT("@(#) Copyright (c) 1989, 1993, 1994\ - The Regents of the University of California. All rights reserved."); -#endif /* not lint */ - -#ifndef lint -#if 0 -static char sccsid[] = "@(#)du.c 8.5 (Berkeley) 5/4/95"; -#else -__RCSID("$NetBSD: du.c,v 1.36 2012/03/11 11:23:20 shattered Exp $"); -#endif -#endif /* not lint */ - -#include -#include -#include - -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include - -/* Count inodes or file size */ -#define COUNT (iflag ? 1 : p->fts_statp->st_blocks) - -static int linkchk(dev_t, ino_t); -static void prstat(const char *, int64_t); -__dead static void usage(void); - -static int hflag, iflag; -static long blocksize; - -int -main(int argc, char *argv[]) -{ - FTS *fts; - FTSENT *p; - int64_t totalblocks; - int ftsoptions, listfiles; - int depth; - int Hflag, Lflag, aflag, ch, cflag, dflag, gkmflag, nflag, rval, sflag; - const char *noargv[2]; - - Hflag = Lflag = aflag = cflag = dflag = gkmflag = nflag = sflag = 0; - totalblocks = 0; - ftsoptions = FTS_PHYSICAL; - depth = INT_MAX; - while ((ch = getopt(argc, argv, "HLPacd:ghikmnrsx")) != -1) - switch (ch) { - case 'H': - Hflag = 1; - Lflag = 0; - break; - case 'L': - Lflag = 1; - Hflag = 0; - break; - case 'P': - Hflag = Lflag = 0; - break; - case 'a': - aflag = 1; - break; - case 'c': - cflag = 1; - break; - case 'd': - dflag = 1; - depth = atoi(optarg); - if (depth < 0 || depth > SHRT_MAX) { - warnx("invalid argument to option d: %s", - optarg); - usage(); - } - break; - case 'g': - blocksize = 1024 * 1024 * 1024; - gkmflag = 1; - break; - case 'h': - hflag = 1; - break; - case 'i': - iflag = 1; - break; - case 'k': - blocksize = 1024; - gkmflag = 1; - break; - case 'm': - blocksize = 1024 * 1024; - gkmflag = 1; - break; - case 'n': - nflag = 1; - break; - case 'r': - break; - case 's': - sflag = 1; - break; - case 'x': - ftsoptions |= FTS_XDEV; - break; - case '?': - default: - usage(); - } - argc -= optind; - argv += optind; - - /* - * XXX - * Because of the way that fts(3) works, logical walks will not count - * the blocks actually used by symbolic links. We rationalize this by - * noting that users computing logical sizes are likely to do logical - * copies, so not counting the links is correct. The real reason is - * that we'd have to re-implement the kernel's symbolic link traversing - * algorithm to get this right. If, for example, you have relative - * symbolic links referencing other relative symbolic links, it gets - * very nasty, very fast. The bottom line is that it's documented in - * the man page, so it's a feature. - */ - if (Hflag) - ftsoptions |= FTS_COMFOLLOW; - if (Lflag) { - ftsoptions &= ~FTS_PHYSICAL; - ftsoptions |= FTS_LOGICAL; - } - - listfiles = 0; - if (aflag) { - if (sflag || dflag) - usage(); - listfiles = 1; - } else if (sflag) { - if (dflag) - usage(); - depth = 0; - } - - if (!*argv) { - noargv[0] = "."; - noargv[1] = NULL; - argv = __UNCONST(noargv); - } - - if (!gkmflag) - (void)getbsize(NULL, &blocksize); - blocksize /= 512; - - if ((fts = fts_open(argv, ftsoptions, NULL)) == NULL) - err(1, "fts_open `%s'", *argv); - - for (rval = 0; (p = fts_read(fts)) != NULL;) { -#ifndef __ANDROID__ - if (nflag) { - switch (p->fts_info) { - case FTS_NS: - case FTS_SLNONE: - /* nothing */ - break; - default: - if (p->fts_statp->st_flags & UF_NODUMP) { - fts_set(fts, p, FTS_SKIP); - continue; - } - } - } -#endif - switch (p->fts_info) { - case FTS_D: /* Ignore. */ - break; - case FTS_DP: - p->fts_parent->fts_number += - p->fts_number += COUNT; - if (cflag) - totalblocks += COUNT; - /* - * If listing each directory, or not listing files - * or directories and this is post-order of the - * root of a traversal, display the total. - */ - if (p->fts_level <= depth - || (!listfiles && !p->fts_level)) - prstat(p->fts_path, p->fts_number); - break; - case FTS_DC: /* Ignore. */ - break; - case FTS_DNR: /* Warn, continue. */ - case FTS_ERR: - case FTS_NS: - warnx("%s: %s", p->fts_path, strerror(p->fts_errno)); - rval = 1; - break; - default: - if (p->fts_statp->st_nlink > 1 && - linkchk(p->fts_statp->st_dev, p->fts_statp->st_ino)) - break; - /* - * If listing each file, or a non-directory file was - * the root of a traversal, display the total. - */ - if (listfiles || !p->fts_level) - prstat(p->fts_path, COUNT); - p->fts_parent->fts_number += COUNT; - if (cflag) - totalblocks += COUNT; - } - } - if (errno) - err(1, "fts_read"); - if (cflag) - prstat("total", totalblocks); - exit(rval); -} - -static void -prstat(const char *fname, int64_t blocks) -{ - if (iflag) { - (void)printf("%" PRId64 "\t%s\n", blocks, fname); - return; - } - - if (hflag) { - char buf[5]; - int64_t sz = blocks * 512; - - humanize_number(buf, sizeof(buf), sz, "", HN_AUTOSCALE, - HN_B | HN_NOSPACE | HN_DECIMAL); - - (void)printf("%s\t%s\n", buf, fname); - } else - (void)printf("%" PRId64 "\t%s\n", - howmany(blocks, (int64_t)blocksize), - fname); -} - -static int -linkchk(dev_t dev, ino_t ino) -{ - static struct entry { - dev_t dev; - ino_t ino; - } *htable; - static int htshift; /* log(allocated size) */ - static int htmask; /* allocated size - 1 */ - static int htused; /* 2*number of insertions */ - static int sawzero; /* Whether zero is in table or not */ - int h, h2; - uint64_t tmp; - /* this constant is (1<<64)/((1+sqrt(5))/2) - * aka (word size)/(golden ratio) - */ - const uint64_t HTCONST = 11400714819323198485ULL; - const int HTBITS = CHAR_BIT * sizeof(tmp); - - /* Never store zero in hashtable */ - if (dev == 0 && ino == 0) { - h = sawzero; - sawzero = 1; - return h; - } - - /* Extend hash table if necessary, keep load under 0.5 */ - if (htused<<1 >= htmask) { - struct entry *ohtable; - - if (!htable) - htshift = 10; /* starting hashtable size */ - else - htshift++; /* exponential hashtable growth */ - - htmask = (1 << htshift) - 1; - htused = 0; - - ohtable = htable; - htable = calloc(htmask+1, sizeof(*htable)); - if (!htable) - err(1, "calloc"); - - /* populate newly allocated hashtable */ - if (ohtable) { - int i; - for (i = 0; i <= htmask>>1; i++) - if (ohtable[i].ino || ohtable[i].dev) - linkchk(ohtable[i].dev, ohtable[i].ino); - free(ohtable); - } - } - - /* multiplicative hashing */ - tmp = dev; - tmp <<= HTBITS>>1; - tmp |= ino; - tmp *= HTCONST; - h = tmp >> (HTBITS - htshift); - h2 = 1 | ( tmp >> (HTBITS - (htshift<<1) - 1)); /* must be odd */ - - /* open address hashtable search with double hash probing */ - while (htable[h].ino || htable[h].dev) { - if ((htable[h].ino == ino) && (htable[h].dev == dev)) - return 1; - h = (h + h2) & htmask; - } - - /* Insert the current entry into hashtable */ - htable[h].dev = dev; - htable[h].ino = ino; - htused++; - return 0; -} - -static void -usage(void) -{ - - (void)fprintf(stderr, - "usage: du [-H | -L | -P] [-a | -d depth | -s] [-cghikmnrx] [file ...]\n"); - exit(1); -}