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/*
* Copyright (c) 1989 The Regents of the University of California.
* All rights reserved.
*
* This code is derived from software contributed to Berkeley by
* Michael Fischbein.
*
* Redistribution and use in source and binary forms are permitted
* provided that: (1) source distributions retain this entire copyright
* notice and comment, and (2) distributions including binaries display
* the following acknowledgement: ``This product includes software
* developed by the University of California, Berkeley and its contributors''
* in the documentation or other materials provided with the distribution
* and in all advertising materials mentioning features or use of this
* software. 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 ``AS IS'' AND WITHOUT ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
*/
#include "tweak.h"
#include <stdio.h>
#include <sys/types.h>
#include <sys/stat.h>
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#include <sys/param.h>
#include <grp.h>
#include <pwd.h>
#include <utmp.h>
#if TIME_WITH_SYS_TIME
# include <sys/time.h>
# include <time.h>
#else
# if HAVE_SYS_TIME_H
# include <sys/time.h>
# else
# include <time.h>
# endif
#endif
#include "my-string.h"
#include "ls.h"
#define BLK(A) (((A)+1023)/1024)
static int printtype (mode_t mode)
{
switch(mode & S_IFMT) {
case S_IFDIR:
(void)putchar('/');
return(1);
}
return(0);
}
/*
* print [inode] [size] name
* return # of characters printed, no trailing characters
*/
static int printaname (LS * lp)
{
int chcnt;
chcnt = 0;
if (f_inode) {
printf("%5lu ", (unsigned long)lp->lstat.st_ino);
chcnt += 6;
}
if (f_size) {
printf("%4ld ", (long)BLK(lp->lstat.st_size));
chcnt += 5;
}
printf("%s", lp->name); chcnt += strlen(lp->name);
if (f_type) chcnt += printtype(lp->lstat.st_mode);
return(chcnt);
}
void printscol (LS * stats, int num)
{
for (; num--; ++stats) {
printaname(stats);
putchar('\n');
}
}
static void printtime (time_t ftime)
{
int i;
char *longstring;
longstring = (char *)ctime(&ftime);
for (i = 4; i < 11; ++i) (void)putchar(longstring[i]);
#define SIXMONTHS ((365 / 2) * 24 * 60 * 60)
if (ftime + SIXMONTHS > time((time_t *)NULL))
for (i = 11; i < 16; ++i) (void)putchar(longstring[i]);
else {
(void)putchar(' ');
for (i = 20; i < 24; ++i) (void)putchar(longstring[i]);
}
(void)putchar(' ');
}
void printlong (LS * stats, int num)
{
const char *modep;
if (f_total) (void)printf("total %lu\n",(unsigned long) stats[0].lstat.st_btotal);
for (; num--; ++stats) {
if (f_inode) printf("%6lu ", (unsigned long)stats->lstat.st_ino);
if (f_size ) printf("%4lu ", (unsigned long)BLK(stats->lstat.st_size));
modep = ((S_IFDIR & stats->lstat.st_mode)) ? "drwxrwxrwx" : "-rw-rw-rw-" ;
(void)printf("%s %3u %-*s ", modep, stats->lstat.st_nlink, 8, "nobody");
if (f_group) printf("%-*s ", 8, "nobody");
else printf("%8lu ", (unsigned long)stats->lstat.st_size);
if (f_accesstime) printtime(stats->lstat.st_atime);
else if (f_statustime) printtime(stats->lstat.st_ctime);
else printtime(stats->lstat.st_mtime);
printf("%s", stats->name);
if (f_type) printtype(stats->lstat.st_mode);
putchar('\n');
}
}
#define TAB 8
extern int termwidth;
void printcol (LS * stats, int num)
{
register int base, chcnt, cnt, col, colwidth;
int endcol, numcols, numrows, row;
colwidth = stats[0].lstat.st_maxlen;
if (f_inode) colwidth += 6;
if (f_size) colwidth += 5;
if (f_type) colwidth += 1;
colwidth = (colwidth + TAB) & ~(TAB - 1);
if (termwidth < 2 * colwidth) {
printscol(stats, num);
return;
}
numcols = termwidth / colwidth;
numrows = num / numcols;
if (num % numcols) ++numrows;
if (f_size && f_total) printf("total %lu\n", (unsigned long)stats[0].lstat.st_btotal);
for (row = 0; row < numrows; ++row) {
endcol = colwidth;
for (base = row, chcnt = col = 0; col < numcols; ++col) {
chcnt += printaname(stats + base);
if ((base += numrows) >= num) break;
while ((cnt = ( (chcnt + TAB) & ~(TAB - 1))) <= endcol) {
(void)putchar('\t');
chcnt = cnt;
}
endcol += colwidth;
}
putchar('\n');
}
}
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