1994-05-26 06:18:55 +00:00
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/*
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* Copyright (c) 1989, 1993, 1994
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* The Regents of the University of California. 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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* Michael Fischbein.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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1994-09-24 02:59:15 +00:00
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*
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1997-08-07 15:33:50 +00:00
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* from: @(#)print.c 8.4 (Berkeley) 4/17/94";
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1994-05-26 06:18:55 +00:00
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*/
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#ifndef lint
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1997-08-07 15:33:50 +00:00
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static const char rcsid[] =
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"$Id: print.c,v 1.12 1997/02/22 14:04:01 peter Exp $";
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1994-05-26 06:18:55 +00:00
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#endif /* not lint */
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#include <sys/param.h>
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#include <sys/stat.h>
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#include <err.h>
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#include <errno.h>
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#include <fts.h>
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#include <grp.h>
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#include <pwd.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <time.h>
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#include <unistd.h>
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#include "ls.h"
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#include "extern.h"
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static int printaname __P((FTSENT *, u_long, u_long));
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static void printlink __P((FTSENT *));
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static void printtime __P((time_t));
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static int printtype __P((u_int));
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#define IS_NOPRINT(p) ((p)->fts_number == NO_PRINT)
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void
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printscol(dp)
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DISPLAY *dp;
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{
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FTSENT *p;
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for (p = dp->list; p; p = p->fts_link) {
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if (IS_NOPRINT(p))
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continue;
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(void)printaname(p, dp->s_inode, dp->s_block);
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(void)putchar('\n');
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}
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}
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void
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printlong(dp)
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DISPLAY *dp;
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{
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struct stat *sp;
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FTSENT *p;
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NAMES *np;
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char buf[20];
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if (dp->list->fts_level != FTS_ROOTLEVEL && (f_longform || f_size))
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(void)printf("total %lu\n", howmany(dp->btotal, blocksize));
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for (p = dp->list; p; p = p->fts_link) {
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if (IS_NOPRINT(p))
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continue;
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sp = p->fts_statp;
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if (f_inode)
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1996-12-14 06:03:29 +00:00
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(void)printf("%*lu ", dp->s_inode, (u_long)sp->st_ino);
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1994-05-26 06:18:55 +00:00
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if (f_size)
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(void)printf("%*qd ",
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dp->s_block, howmany(sp->st_blocks, blocksize));
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(void)strmode(sp->st_mode, buf);
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np = p->fts_pointer;
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(void)printf("%s %*u %-*s %-*s ", buf, dp->s_nlink,
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sp->st_nlink, dp->s_user, np->user, dp->s_group,
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np->group);
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if (f_flags)
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(void)printf("%-*s ", dp->s_flags, np->flags);
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if (S_ISCHR(sp->st_mode) || S_ISBLK(sp->st_mode))
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1995-12-30 18:15:30 +00:00
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if (minor(sp->st_rdev) > 255)
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(void)printf("%3d, 0x%08x ",
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major(sp->st_rdev), minor(sp->st_rdev));
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else
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(void)printf("%3d, %3d ",
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major(sp->st_rdev), minor(sp->st_rdev));
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1994-05-26 06:18:55 +00:00
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else if (dp->bcfile)
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(void)printf("%*s%*qd ",
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8 - dp->s_size, "", dp->s_size, sp->st_size);
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else
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(void)printf("%*qd ", dp->s_size, sp->st_size);
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if (f_accesstime)
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printtime(sp->st_atime);
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else if (f_statustime)
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printtime(sp->st_ctime);
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else
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printtime(sp->st_mtime);
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(void)printf("%s", p->fts_name);
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if (f_type)
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(void)printtype(sp->st_mode);
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if (S_ISLNK(sp->st_mode))
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printlink(p);
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(void)putchar('\n');
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}
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}
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#define TAB 8
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void
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printcol(dp)
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DISPLAY *dp;
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{
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extern int termwidth;
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static FTSENT **array;
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static int lastentries = -1;
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FTSENT *p;
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int base, chcnt, cnt, col, colwidth, num;
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int endcol, numcols, numrows, row;
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/*
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* Have to do random access in the linked list -- build a table
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* of pointers.
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*/
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if (dp->entries > lastentries) {
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lastentries = dp->entries;
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if ((array =
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realloc(array, dp->entries * sizeof(FTSENT *))) == NULL) {
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warn(NULL);
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printscol(dp);
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}
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}
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for (p = dp->list, num = 0; p; p = p->fts_link)
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if (p->fts_number != NO_PRINT)
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array[num++] = p;
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colwidth = dp->maxlen;
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if (f_inode)
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colwidth += dp->s_inode + 1;
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if (f_size)
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colwidth += dp->s_block + 1;
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if (f_type)
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colwidth += 1;
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colwidth = (colwidth + TAB) & ~(TAB - 1);
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if (termwidth < 2 * colwidth) {
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printscol(dp);
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return;
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}
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numcols = termwidth / colwidth;
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numrows = num / numcols;
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if (num % numcols)
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++numrows;
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if (dp->list->fts_level != FTS_ROOTLEVEL && (f_longform || f_size))
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(void)printf("total %lu\n", howmany(dp->btotal, blocksize));
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for (row = 0; row < numrows; ++row) {
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endcol = colwidth;
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for (base = row, chcnt = col = 0; col < numcols; ++col) {
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chcnt += printaname(array[base], dp->s_inode,
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dp->s_block);
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if ((base += numrows) >= num)
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break;
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1995-03-19 13:29:28 +00:00
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while ((cnt = ((chcnt + TAB) & ~(TAB - 1))) <= endcol){
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1994-05-26 06:18:55 +00:00
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(void)putchar('\t');
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chcnt = cnt;
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}
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endcol += colwidth;
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}
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(void)putchar('\n');
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}
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}
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/*
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* print [inode] [size] name
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* return # of characters printed, no trailing characters.
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*/
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static int
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printaname(p, inodefield, sizefield)
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FTSENT *p;
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u_long sizefield, inodefield;
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{
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struct stat *sp;
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int chcnt;
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sp = p->fts_statp;
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chcnt = 0;
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if (f_inode)
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1996-12-14 06:03:29 +00:00
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chcnt += printf("%*lu ", (int)inodefield, (u_long)sp->st_ino);
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1994-05-26 06:18:55 +00:00
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if (f_size)
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chcnt += printf("%*qd ",
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(int)sizefield, howmany(sp->st_blocks, blocksize));
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chcnt += printf("%s", p->fts_name);
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if (f_type)
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chcnt += printtype(sp->st_mode);
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return (chcnt);
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}
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static void
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printtime(ftime)
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time_t ftime;
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{
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int i;
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1995-08-08 00:03:04 +00:00
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char longstring[80];
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1997-01-11 19:15:53 +00:00
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static time_t now;
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if (now == 0)
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now = time(NULL);
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1994-05-26 06:18:55 +00:00
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1995-08-08 00:03:04 +00:00
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strftime(longstring, sizeof(longstring), "%c", localtime(&ftime));
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1994-05-26 06:18:55 +00:00
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for (i = 4; i < 11; ++i)
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(void)putchar(longstring[i]);
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1995-08-07 19:17:46 +00:00
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#define SIXMONTHS ((365 / 2) * 86400)
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1994-05-26 06:18:55 +00:00
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if (f_sectime)
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for (i = 11; i < 24; i++)
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(void)putchar(longstring[i]);
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1997-01-11 19:15:53 +00:00
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else if (ftime + SIXMONTHS > now && ftime < now + SIXMONTHS)
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1994-05-26 06:18:55 +00:00
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for (i = 11; i < 16; ++i)
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(void)putchar(longstring[i]);
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else {
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(void)putchar(' ');
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for (i = 20; i < 24; ++i)
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(void)putchar(longstring[i]);
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}
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(void)putchar(' ');
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}
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static int
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printtype(mode)
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u_int mode;
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{
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switch (mode & S_IFMT) {
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case S_IFDIR:
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(void)putchar('/');
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return (1);
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case S_IFIFO:
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(void)putchar('|');
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return (1);
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case S_IFLNK:
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(void)putchar('@');
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return (1);
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case S_IFSOCK:
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(void)putchar('=');
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return (1);
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1996-12-14 06:03:29 +00:00
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case S_IFWHT:
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(void)putchar('%');
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return (1);
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1994-05-26 06:18:55 +00:00
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}
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if (mode & (S_IXUSR | S_IXGRP | S_IXOTH)) {
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(void)putchar('*');
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return (1);
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}
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return (0);
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}
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static void
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printlink(p)
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FTSENT *p;
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{
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int lnklen;
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char name[MAXPATHLEN + 1], path[MAXPATHLEN + 1];
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if (p->fts_level == FTS_ROOTLEVEL)
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(void)snprintf(name, sizeof(name), "%s", p->fts_name);
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1995-05-30 00:07:29 +00:00
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else
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1994-05-26 06:18:55 +00:00
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(void)snprintf(name, sizeof(name),
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"%s/%s", p->fts_parent->fts_accpath, p->fts_name);
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if ((lnklen = readlink(name, path, sizeof(path) - 1)) == -1) {
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(void)fprintf(stderr, "\nls: %s: %s\n", name, strerror(errno));
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return;
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}
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path[lnklen] = '\0';
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(void)printf(" -> %s", path);
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}
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