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Initial checkin. These have no modifications for GNO v2.0.6, other
than I assigned version numbers to previous releases. The most current was v1.4. See the comments at the top of du.c.
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gdr-ftp
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2
bin/du/Makefile
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2
bin/du/Makefile
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du: du.c
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cmpl +O du.c keep=du
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222
bin/du/du.c
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bin/du/du.c
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#pragma stacksize 2048
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/* IIGS History:
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*
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* v1.0 (Summer sometime)
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* Original port by Derek Taubert
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* v1.1 (11/30/91 jb)
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* Applied stacksize directive
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* v1.2 (1/21/92 jb)
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* Recompiled under C 1.3 and with new libraries
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* ANSI-fied the source
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* v1.4 (6/16/93 jb) Recompiled under C 2.0.1a3 & with new libs
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* Modified '/' to ':' to support HFS
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* Fully optimized
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*
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* $Id: du.c,v 1.1 1998/04/10 18:13:27 gdr-ftp Exp $
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*/
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/*
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* Copyright (c) 1989 The Regents of the University of California.
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* All rights reserved.
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*
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* This code is derived from software contributed to Berkeley by
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* Chris Newcomb.
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*
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* Redistribution and use in source and binary forms are permitted
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* provided that: (1) source distributions retain this entire copyright
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* notice and comment, and (2) distributions including binaries display
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* the following acknowledgement: ``This product includes software
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* developed by the University of California, Berkeley and its contributors''
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* in the documentation or other materials provided with the distribution
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* and in all advertising materials mentioning features or use of this
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* software. Neither the name of the University nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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* THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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*/
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#ifndef lint
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char copyright[] =
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"@(#) Copyright (c) 1989 The Regents of the University of California.\n\
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All rights reserved.\n";
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#endif /* not lint */
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#ifndef lint
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static char sccsid[] = "@(#)du.c 5.6 (Berkeley) 6/1/90";
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#endif /* not lint */
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#define _SYSV_SOURCE
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#include <sys/param.h>
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#include <sys/stat.h>
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#include <dirent.h>
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#include <string.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <getopt.h>
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#include <unistd.h>
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#include <errno.h>
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#pragma lint -1
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typedef struct _ID {
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dev_t dev;
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ino_t inode;
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} ID;
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ID *files;
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dev_t device;
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int crossmounts, kvalue, listdirs, listfiles, maxfiles, numfiles;
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char path[MAXPATHLEN + 1];
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char fixpath[MAXPATHLEN + 1];
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/* Prototypes */
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void du(char *arg);
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u_long descend(char *endp);
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int main(int argc, char **argv)
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{
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int ch;
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char top[MAXPATHLEN + 1];
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listdirs = crossmounts = 1;
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while ((ch = getopt(argc, argv, "aksx")) != EOF)
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switch(ch) {
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case 'a':
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listfiles = 1;
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break;
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case 'k':
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kvalue = 1;
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break;
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case 's':
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listfiles = listdirs = 0;
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break;
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case 'x':
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crossmounts = 0;
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break;
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case '?':
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default:
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(void)fprintf(stderr,
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"usage: du [-aksx] [name ...]\n");
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exit(1);
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}
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argv += optind;
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files = (ID *)malloc((size_t)(sizeof(ID) * (maxfiles = 128)));
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(void)getwd(top);
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if (!*argv) {
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du(top);
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if (chdir(top)) {
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(void)fprintf(stderr, "chdir du: %s: %s\n",top,
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strerror(errno));
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exit(1);
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}
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} else {
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for (;;) {
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du(*argv);
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if (chdir(top)) {
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(void)fprintf(stderr, "chdir du: %s: %s\n",
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top, strerror(errno));
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exit(1);
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}
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if (!*++argv)
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break;
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}
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}
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exit(0);
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}
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struct stat info;
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void du(char *arg)
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{
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extern int errno;
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u_long total;
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if (lstat(arg, &info)) {
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(void)fprintf(stderr, "lstat1 du: %s: %s\n", arg, strerror(errno));
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return;
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}
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if ((info.st_mode&S_IFMT) != S_IFDIR) {
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(void)printf("%-8.8ld %s\n", kvalue ?
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howmany(info.st_blocks, 2) : info.st_blocks, arg);
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return;
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}
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device = info.st_dev;
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(void)strcpy(path, arg);
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total = descend(path);
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if (!listfiles && !listdirs)
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(void)printf("%-8.8lu %s\n",
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kvalue ? howmany(total, 2) : total, path);
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}
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u_long descend(char *endp)
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{
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extern int errno;
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register DIR *dir;
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register ID *fp;
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register struct dirent *dp;
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u_long total;
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if (info.st_nlink > 1) {
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for (fp = files + numfiles - 1; fp >= files; --fp)
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if (info.st_ino == fp->inode &&
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info.st_dev == fp->dev)
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return(0L);
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if (numfiles == maxfiles)
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files = (ID *)realloc((char *)files,
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(u_int)(sizeof(ID) * (maxfiles += 128)));
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files[numfiles].inode = info.st_ino;
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files[numfiles].dev = info.st_dev;
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++numfiles;
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}
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total = info.st_blocks;
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if ((info.st_mode&S_IFMT) == S_IFDIR) {
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if (info.st_dev != device && !crossmounts)
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return(0L);
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if (!(dir = opendir(endp)) || chdir(endp)) {
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(void)fprintf(stderr, "opendir du: %s: %s\n",
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path, strerror(errno));
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return(total);
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}
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for (; *endp; ++endp);
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#ifdef __ORCAC__
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/* IIGS uses ':'s as separators */
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if (endp[-1] != ':')
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{ *endp++ = ':'; *endp = 0; }
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#else
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if (endp[-1] != '/')
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*endp++ = '/';
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#endif
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while (dp = readdir(dir)) {
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/* if (dp->d_name[0] == '.' && (!dp->d_name[1] ||
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dp->d_name[1] == '.' && !dp->d_name[2]))
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continue; unix only, we have no links */
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/* Specify 0: for HFS filenames with slashes */
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bcopy(dp->d_name, endp, dp->d_namlen + 1);
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strcpy(fixpath,"0:");
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strcat(fixpath,dp->d_name);
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if (lstat(fixpath /*dp->d_name*/, &info)) {
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(void)fprintf(stderr, "lstat du: %s: %s\n", path,
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strerror(errno));
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continue;
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}
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total += descend(endp);
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}
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closedir(dir);
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if (chdir("..")) {
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(void)fprintf(stderr, "chdir du: ..: %s\n", strerror(errno));
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exit(1);
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}
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*--endp = '\0';
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if (listdirs)
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(void)printf("%-8.8lu %s\n",
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kvalue ? howmany(total, 2) : total, path);
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}
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else if (listfiles)
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(void)printf("%-8.8lu %s\n",
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kvalue ? howmany(total, 2) : total, path);
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return(total);
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}
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