Add HUMAN_READABLE define for -m and -h support in du, df, and ls

Add support for -k in du, df, and ls(no define, it's for compatibliity with the GNU utils as bb does -k by default)
Fix bug #1084
This commit is contained in:
Richard June 2001-01-22 22:35:38 +00:00
parent 3b3f5c364a
commit 6d0921cc0b
12 changed files with 330 additions and 42 deletions

View File

@ -290,6 +290,9 @@
// have a really good reason for cleaning things up manually.
//#define BB_FEATURE_CLEAN_UP
//
// Support for human readable output by ls, du, etc.(example 13k, 23M, 235G)
#define BB_FEATURE_HUMAN_READABLE
//
// End of Features List
//
//

View File

@ -190,9 +190,22 @@ const char deallocvt_usage[] =
#if defined BB_DF
const char df_usage[] =
"df [filesystem ...]"
"df [-?"
#ifdef BB_FEATURE_HUMAN_READABLE
"hm"
#endif
"k] [filesystem ...]\n"
#ifndef BB_FEATURE_TRIVIAL_HELP
"\n\nPrint the filesystem space used and space available."
"Options:\n"
"\t-?\tshow usage information\n"
#ifdef BB_FEATURE_HUMAN_READABLE
"\t-h\tprint sizes in human readable format (e.g., 1K 243M 2G )\n"
"\t-m\tprint sizes in megabytes\n"
"\t-k\tprint sizes in kilobytes(default)\n"
#else
"\t-k\tprint sizes in kilobytes(compatability)\n"
#endif
#endif
;
#endif
@ -244,13 +257,25 @@ const char dpkg_deb_usage[] =
#if defined BB_DU
const char du_usage[] =
"du [OPTION]... [FILE]..."
"du [-?ls"
#ifdef BB_FEATURE_HUMAN_READABLE
"hm"
#endif
"k] [FILE]...\n"
#ifndef BB_FEATURE_TRIVIAL_HELP
"\n\nSummarizes disk space used for each FILE and/or directory.\n"
"Disk space is printed in units of 1024 bytes.\n\n"
"Options:\n"
"\t-?\tshow usage information\n"
"\t-l\tcount sizes many times if hard linked\n"
"\t-s\tdisplay only a total for each argument"
#ifdef BB_FEATURE_HUMAN_READABLE
"\t-h\tprint sizes in human readable format (e.g., 1K 243M 2G )\n"
"\t-m\tprint sizes in megabytes\n"
"\t-k\tprint sizes in kilobytes(default)\n"
#else
"\t-k\tprint sizes in kilobytes(compatability)\n"
#endif
#endif
;
#endif
@ -661,7 +686,10 @@ const char ls_usage[] =
#ifdef BB_FEATURE_LS_SORTFILES
"X"
#endif
"] [filenames...]"
#ifdef BB_FEATURE_HUMAN_READABLE
"h"
#endif
"k] [filenames...]\n"
#ifndef BB_FEATURE_TRIVIAL_HELP
"\n\nList directory contents\n\n"
"Options:\n"
@ -716,6 +744,14 @@ const char ls_usage[] =
#ifdef BB_FEATURE_LS_SORTFILES
"\t-X\tsort the listing by extension\n"
#endif
#ifdef BB_FEATURE_HUMAN_READABLE
"\t-h\tprint sizes in human readable format (e.g., 1K 243M 2G )\n"
"\t-k\tprint sizes in kilobytes(default)\n"
#else
"\t-k\tprint sizes in kilobytes(compatability)"
#endif
#endif /* BB_FEATURE_TRIVIAL_HELP */
;
#endif /* BB_LS */

View File

@ -259,4 +259,11 @@ extern int sysinfo (struct sysinfo* info);
#define isclr(a,i) (((a)[(i)/NBBY] & (1<<((i)%NBBY))) == 0)
#endif
#ifdef BB_FEATURE_HUMAN_READABLE
char *format(unsigned long val, unsigned long hr);
#define KILOBYTE 1024
#define MEGABYTE (KILOBYTE*1024)
#define GIGABYTE (MEGABYTE*1024)
#endif
#endif /* _BB_INTERNAL_H_ */

View File

@ -28,6 +28,9 @@
#include <sys/vfs.h>
extern const char mtab_file[]; /* Defined in utility.c */
#ifdef BB_FEATURE_HUMAN_READABLE
unsigned long disp_hr = KILOBYTE;
#endif
static int df(char *device, const char *mountPoint)
{
@ -42,19 +45,32 @@ static int df(char *device, const char *mountPoint)
if (s.f_blocks > 0) {
blocks_used = s.f_blocks - s.f_bfree;
blocks_percent_used = (long)
(blocks_used * 100.0 / (blocks_used + s.f_bavail) + 0.5);
if(0 == blocks_used)
blocs_percent_used = 0;
else
blocks_percent_used = (long)
(blocks_used * 100.0 / (blocks_used + s.f_bavail) + 0.5);
if (strcmp(device, "/dev/root") == 0) {
/* Adjusts device to be the real root device,
* or leaves device alone if it can't find it */
find_real_root_device_name( device);
}
#ifdef BB_FEATURE_HUMAN_READABLE
printf("%-20s %9s",
device,
format((s.f_blocks * s.f_bsize), disp_hr));
printf(" %9s", format((s.f_blocks - s.f_bfree) * s.f_bsize, disp_hr));
printf(" %9s %3ld%% %s\n",
format(s.f_bavail * s.f_bsize, disp_hr),
blocks_percent_used, mountPoint);
#else
printf("%-20s %9ld %9ld %9ld %3ld%% %s\n",
device,
(long) (s.f_blocks * (s.f_bsize / 1024.0)),
(long) ((s.f_blocks - s.f_bfree) * (s.f_bsize / 1024.0)),
(long) (s.f_bavail * (s.f_bsize / 1024.0)),
blocks_percent_used, mountPoint);
#endif
}
@ -64,24 +80,46 @@ static int df(char *device, const char *mountPoint)
extern int df_main(int argc, char **argv)
{
int status = EXIT_SUCCESS;
int opt = 0;
int i = 0;
while ((opt = getopt(argc, argv, "?"
#ifdef BB_FEATURE_HUMAN_READABLE
"hm"
#endif
"k"
)) > 0)
{
switch (opt) {
#ifdef BB_FEATURE_HUMAN_READABLE
case 'h': disp_hr = 0; break;
case 'm': disp_hr = MEGABYTE; break;
case 'k': disp_hr = KILOBYTE; break;
#else
case 'k': break;
#endif
case '?': goto print_df_usage; break;
}
}
printf("%-20s %-14s %s %s %s %s\n", "Filesystem",
"1k-blocks", "Used", "Available", "Use%", "Mounted on");
#ifdef BB_FEATURE_HUMAN_READABLE
(KILOBYTE == disp_hr) ? "1k-blocks" : " Size",
#else
"1k-blocks",
#endif
"Used", "Available", "Use%", "Mounted on");
if (argc > 1) {
if(optind < argc) {
struct mntent *mountEntry;
if (**(argv + 1) == '-') {
usage(df_usage);
}
while (argc > 1) {
if ((mountEntry = find_mount_point(argv[1], mtab_file)) == 0) {
error_msg("%s: can't find mount point.\n", argv[1]);
for(i = optind; i < argc; i++)
{
if ((mountEntry = find_mount_point(argv[i], mtab_file)) == 0) {
error_msg("%s: can't find mount point.\n", argv[i]);
status = EXIT_FAILURE;
} else if (!df(mountEntry->mnt_fsname, mountEntry->mnt_dir))
status = EXIT_FAILURE;
argc--;
argv++;
}
} else {
FILE *mountTable;
@ -101,6 +139,10 @@ extern int df_main(int argc, char **argv)
}
return status;
print_df_usage:
usage(df_usage);
return(FALSE);
}
/*

View File

@ -33,6 +33,10 @@
#include <stdio.h>
#include <errno.h>
#ifdef BB_FEATURE_HUMAN_READABLE
unsigned long du_disp_hr = KILOBYTE;
#endif
typedef void (Display) (long, char *);
static int du_depth = 0;
@ -42,12 +46,17 @@ static Display *print;
static void print_normal(long size, char *filename)
{
#ifdef BB_FEATURE_HUMAN_READABLE
printf("%s\t%s\n", format((size * KILOBYTE), du_disp_hr), filename);
#else
printf("%ld\t%s\n", size, filename);
#endif
}
static void print_summary(long size, char *filename)
{
if (du_depth == 1) {
printf("summary\n");
print_normal(size, filename);
}
}
@ -132,7 +141,11 @@ int du_main(int argc, char **argv)
print = print_normal;
/* parse argv[] */
while ((c = getopt(argc, argv, "sl")) != EOF) {
while ((c = getopt(argc, argv, "sl"
#ifdef BB_FEATURE_HUMAN_READABLE
"hm"
#endif
"k")) != EOF) {
switch (c) {
case 's':
print = print_summary;
@ -140,6 +153,13 @@ int du_main(int argc, char **argv)
case 'l':
count_hardlinks = 1;
break;
#ifdef BB_FEATURE_HUMAN_READABLE
case 'h': du_disp_hr = 0; break;
case 'm': du_disp_hr = MEGABYTE; break;
case 'k': du_disp_hr = KILOBYTE; break;
#else
case 'k': break;
#endif
default:
usage(du_usage);
}
@ -155,7 +175,7 @@ int du_main(int argc, char **argv)
for (i=optind; i < argc; i++) {
if ((sum = du(argv[i])) == 0)
status = EXIT_FAILURE;
if (is_directory(argv[i], FALSE, NULL)==FALSE) {
if(is_directory(argv[i], FALSE, NULL)==FALSE) {
print_normal(sum, argv[i]);
}
reset_ino_dev_hashtable();
@ -165,7 +185,7 @@ int du_main(int argc, char **argv)
return status;
}
/* $Id: du.c,v 1.33 2001/01/18 02:57:08 kraai Exp $ */
/* $Id: du.c,v 1.34 2001/01/22 22:35:38 rjune Exp $ */
/*
Local Variables:
c-file-style: "linux"

View File

@ -176,6 +176,10 @@ static unsigned short tabstops = 8;
static int status = EXIT_SUCCESS;
#ifdef BB_FEATURE_HUMAN_READABLE
unsigned long ls_disp_hr = KILOBYTE;
#endif
static int my_stat(struct dnode *cur)
{
#ifdef BB_FEATURE_LS_FOLLOWLINKS
@ -583,10 +587,14 @@ int list_single(struct dnode *dn)
column += 8;
break;
case LIST_BLOCKS:
#ifdef BB_FEATURE_HUMAN_READABLE
fprintf(stdout, "%5s ", format(dn->dstat.st_size, ls_disp_hr));
#else
#if _FILE_OFFSET_BITS == 64
printf("%4lld ", dn->dstat.st_blocks>>1);
#else
printf("%4ld ", dn->dstat.st_blocks>>1);
#endif
#endif
column += 5;
break;
@ -622,10 +630,14 @@ int list_single(struct dnode *dn)
if (S_ISBLK(dn->dstat.st_mode) || S_ISCHR(dn->dstat.st_mode)) {
printf("%4d, %3d ", (int)MAJOR(dn->dstat.st_rdev), (int)MINOR(dn->dstat.st_rdev));
} else {
#ifdef BB_FEATURE_HUMAN_READABLE
fprintf(stdout, "%9s ", format(dn->dstat.st_size, ls_disp_hr));
#else
#if _FILE_OFFSET_BITS == 64
printf("%9lld ", dn->dstat.st_size);
#else
printf("%9ld ", dn->dstat.st_size);
#endif
#endif
}
column += 10;
@ -724,7 +736,10 @@ extern int ls_main(int argc, char **argv)
#ifdef BB_FEATURE_LS_FOLLOWLINKS
"L"
#endif
)) > 0) {
#ifdef BB_FEATURE_HUMAN_READABLE
"h"
#endif
"k")) > 0) {
switch (opt) {
case '1': style_fmt = STYLE_SINGLE; break;
case 'A': disp_opts |= DISP_HIDDEN; break;
@ -733,7 +748,13 @@ extern int ls_main(int argc, char **argv)
case 'd': disp_opts |= DISP_NOLIST; break;
case 'g': /* ignore -- for ftp servers */ break;
case 'i': list_fmt |= LIST_INO; break;
case 'l': style_fmt = STYLE_LONG; list_fmt |= LIST_LONG; break;
case 'l':
style_fmt = STYLE_LONG;
list_fmt |= LIST_LONG;
#ifdef BB_FEATURE_HUMAN_READABLE
ls_disp_hr = 1;
#endif
break;
case 'n': list_fmt |= LIST_ID_NUMERIC; break;
case 's': list_fmt |= LIST_BLOCKS; break;
case 'x': disp_opts = DISP_ROWS; break;
@ -776,6 +797,12 @@ extern int ls_main(int argc, char **argv)
#ifdef BB_FEATURE_AUTOWIDTH
case 'T': tabstops= atoi(optarg); break;
case 'w': terminal_width= atoi(optarg); break;
#endif
#ifdef BB_FEATURE_HUMAN_READABLE
case 'h': ls_disp_hr = 0; break;
case 'k': ls_disp_hr = KILOBYTE; break;
#else
case 'k': break;
#endif
default:
goto print_usage_message;

68
df.c
View File

@ -28,6 +28,9 @@
#include <sys/vfs.h>
extern const char mtab_file[]; /* Defined in utility.c */
#ifdef BB_FEATURE_HUMAN_READABLE
unsigned long disp_hr = KILOBYTE;
#endif
static int df(char *device, const char *mountPoint)
{
@ -42,19 +45,32 @@ static int df(char *device, const char *mountPoint)
if (s.f_blocks > 0) {
blocks_used = s.f_blocks - s.f_bfree;
blocks_percent_used = (long)
(blocks_used * 100.0 / (blocks_used + s.f_bavail) + 0.5);
if(0 == blocks_used)
blocs_percent_used = 0;
else
blocks_percent_used = (long)
(blocks_used * 100.0 / (blocks_used + s.f_bavail) + 0.5);
if (strcmp(device, "/dev/root") == 0) {
/* Adjusts device to be the real root device,
* or leaves device alone if it can't find it */
find_real_root_device_name( device);
}
#ifdef BB_FEATURE_HUMAN_READABLE
printf("%-20s %9s",
device,
format((s.f_blocks * s.f_bsize), disp_hr));
printf(" %9s", format((s.f_blocks - s.f_bfree) * s.f_bsize, disp_hr));
printf(" %9s %3ld%% %s\n",
format(s.f_bavail * s.f_bsize, disp_hr),
blocks_percent_used, mountPoint);
#else
printf("%-20s %9ld %9ld %9ld %3ld%% %s\n",
device,
(long) (s.f_blocks * (s.f_bsize / 1024.0)),
(long) ((s.f_blocks - s.f_bfree) * (s.f_bsize / 1024.0)),
(long) (s.f_bavail * (s.f_bsize / 1024.0)),
blocks_percent_used, mountPoint);
#endif
}
@ -64,24 +80,46 @@ static int df(char *device, const char *mountPoint)
extern int df_main(int argc, char **argv)
{
int status = EXIT_SUCCESS;
int opt = 0;
int i = 0;
while ((opt = getopt(argc, argv, "?"
#ifdef BB_FEATURE_HUMAN_READABLE
"hm"
#endif
"k"
)) > 0)
{
switch (opt) {
#ifdef BB_FEATURE_HUMAN_READABLE
case 'h': disp_hr = 0; break;
case 'm': disp_hr = MEGABYTE; break;
case 'k': disp_hr = KILOBYTE; break;
#else
case 'k': break;
#endif
case '?': goto print_df_usage; break;
}
}
printf("%-20s %-14s %s %s %s %s\n", "Filesystem",
"1k-blocks", "Used", "Available", "Use%", "Mounted on");
#ifdef BB_FEATURE_HUMAN_READABLE
(KILOBYTE == disp_hr) ? "1k-blocks" : " Size",
#else
"1k-blocks",
#endif
"Used", "Available", "Use%", "Mounted on");
if (argc > 1) {
if(optind < argc) {
struct mntent *mountEntry;
if (**(argv + 1) == '-') {
usage(df_usage);
}
while (argc > 1) {
if ((mountEntry = find_mount_point(argv[1], mtab_file)) == 0) {
error_msg("%s: can't find mount point.\n", argv[1]);
for(i = optind; i < argc; i++)
{
if ((mountEntry = find_mount_point(argv[i], mtab_file)) == 0) {
error_msg("%s: can't find mount point.\n", argv[i]);
status = EXIT_FAILURE;
} else if (!df(mountEntry->mnt_fsname, mountEntry->mnt_dir))
status = EXIT_FAILURE;
argc--;
argv++;
}
} else {
FILE *mountTable;
@ -101,6 +139,10 @@ extern int df_main(int argc, char **argv)
}
return status;
print_df_usage:
usage(df_usage);
return(FALSE);
}
/*

26
du.c
View File

@ -33,6 +33,10 @@
#include <stdio.h>
#include <errno.h>
#ifdef BB_FEATURE_HUMAN_READABLE
unsigned long du_disp_hr = KILOBYTE;
#endif
typedef void (Display) (long, char *);
static int du_depth = 0;
@ -42,12 +46,17 @@ static Display *print;
static void print_normal(long size, char *filename)
{
#ifdef BB_FEATURE_HUMAN_READABLE
printf("%s\t%s\n", format((size * KILOBYTE), du_disp_hr), filename);
#else
printf("%ld\t%s\n", size, filename);
#endif
}
static void print_summary(long size, char *filename)
{
if (du_depth == 1) {
printf("summary\n");
print_normal(size, filename);
}
}
@ -132,7 +141,11 @@ int du_main(int argc, char **argv)
print = print_normal;
/* parse argv[] */
while ((c = getopt(argc, argv, "sl")) != EOF) {
while ((c = getopt(argc, argv, "sl"
#ifdef BB_FEATURE_HUMAN_READABLE
"hm"
#endif
"k")) != EOF) {
switch (c) {
case 's':
print = print_summary;
@ -140,6 +153,13 @@ int du_main(int argc, char **argv)
case 'l':
count_hardlinks = 1;
break;
#ifdef BB_FEATURE_HUMAN_READABLE
case 'h': du_disp_hr = 0; break;
case 'm': du_disp_hr = MEGABYTE; break;
case 'k': du_disp_hr = KILOBYTE; break;
#else
case 'k': break;
#endif
default:
usage(du_usage);
}
@ -155,7 +175,7 @@ int du_main(int argc, char **argv)
for (i=optind; i < argc; i++) {
if ((sum = du(argv[i])) == 0)
status = EXIT_FAILURE;
if (is_directory(argv[i], FALSE, NULL)==FALSE) {
if(is_directory(argv[i], FALSE, NULL)==FALSE) {
print_normal(sum, argv[i]);
}
reset_ino_dev_hashtable();
@ -165,7 +185,7 @@ int du_main(int argc, char **argv)
return status;
}
/* $Id: du.c,v 1.33 2001/01/18 02:57:08 kraai Exp $ */
/* $Id: du.c,v 1.34 2001/01/22 22:35:38 rjune Exp $ */
/*
Local Variables:
c-file-style: "linux"

View File

@ -259,4 +259,11 @@ extern int sysinfo (struct sysinfo* info);
#define isclr(a,i) (((a)[(i)/NBBY] & (1<<((i)%NBBY))) == 0)
#endif
#ifdef BB_FEATURE_HUMAN_READABLE
char *format(unsigned long val, unsigned long hr);
#define KILOBYTE 1024
#define MEGABYTE (KILOBYTE*1024)
#define GIGABYTE (MEGABYTE*1024)
#endif
#endif /* _BB_INTERNAL_H_ */

31
ls.c
View File

@ -176,6 +176,10 @@ static unsigned short tabstops = 8;
static int status = EXIT_SUCCESS;
#ifdef BB_FEATURE_HUMAN_READABLE
unsigned long ls_disp_hr = KILOBYTE;
#endif
static int my_stat(struct dnode *cur)
{
#ifdef BB_FEATURE_LS_FOLLOWLINKS
@ -583,10 +587,14 @@ int list_single(struct dnode *dn)
column += 8;
break;
case LIST_BLOCKS:
#ifdef BB_FEATURE_HUMAN_READABLE
fprintf(stdout, "%5s ", format(dn->dstat.st_size, ls_disp_hr));
#else
#if _FILE_OFFSET_BITS == 64
printf("%4lld ", dn->dstat.st_blocks>>1);
#else
printf("%4ld ", dn->dstat.st_blocks>>1);
#endif
#endif
column += 5;
break;
@ -622,10 +630,14 @@ int list_single(struct dnode *dn)
if (S_ISBLK(dn->dstat.st_mode) || S_ISCHR(dn->dstat.st_mode)) {
printf("%4d, %3d ", (int)MAJOR(dn->dstat.st_rdev), (int)MINOR(dn->dstat.st_rdev));
} else {
#ifdef BB_FEATURE_HUMAN_READABLE
fprintf(stdout, "%9s ", format(dn->dstat.st_size, ls_disp_hr));
#else
#if _FILE_OFFSET_BITS == 64
printf("%9lld ", dn->dstat.st_size);
#else
printf("%9ld ", dn->dstat.st_size);
#endif
#endif
}
column += 10;
@ -724,7 +736,10 @@ extern int ls_main(int argc, char **argv)
#ifdef BB_FEATURE_LS_FOLLOWLINKS
"L"
#endif
)) > 0) {
#ifdef BB_FEATURE_HUMAN_READABLE
"h"
#endif
"k")) > 0) {
switch (opt) {
case '1': style_fmt = STYLE_SINGLE; break;
case 'A': disp_opts |= DISP_HIDDEN; break;
@ -733,7 +748,13 @@ extern int ls_main(int argc, char **argv)
case 'd': disp_opts |= DISP_NOLIST; break;
case 'g': /* ignore -- for ftp servers */ break;
case 'i': list_fmt |= LIST_INO; break;
case 'l': style_fmt = STYLE_LONG; list_fmt |= LIST_LONG; break;
case 'l':
style_fmt = STYLE_LONG;
list_fmt |= LIST_LONG;
#ifdef BB_FEATURE_HUMAN_READABLE
ls_disp_hr = 1;
#endif
break;
case 'n': list_fmt |= LIST_ID_NUMERIC; break;
case 's': list_fmt |= LIST_BLOCKS; break;
case 'x': disp_opts = DISP_ROWS; break;
@ -776,6 +797,12 @@ extern int ls_main(int argc, char **argv)
#ifdef BB_FEATURE_AUTOWIDTH
case 'T': tabstops= atoi(optarg); break;
case 'w': terminal_width= atoi(optarg); break;
#endif
#ifdef BB_FEATURE_HUMAN_READABLE
case 'h': ls_disp_hr = 0; break;
case 'k': ls_disp_hr = KILOBYTE; break;
#else
case 'k': break;
#endif
default:
goto print_usage_message;

42
usage.c
View File

@ -190,9 +190,22 @@ const char deallocvt_usage[] =
#if defined BB_DF
const char df_usage[] =
"df [filesystem ...]"
"df [-?"
#ifdef BB_FEATURE_HUMAN_READABLE
"hm"
#endif
"k] [filesystem ...]\n"
#ifndef BB_FEATURE_TRIVIAL_HELP
"\n\nPrint the filesystem space used and space available."
"Options:\n"
"\t-?\tshow usage information\n"
#ifdef BB_FEATURE_HUMAN_READABLE
"\t-h\tprint sizes in human readable format (e.g., 1K 243M 2G )\n"
"\t-m\tprint sizes in megabytes\n"
"\t-k\tprint sizes in kilobytes(default)\n"
#else
"\t-k\tprint sizes in kilobytes(compatability)\n"
#endif
#endif
;
#endif
@ -244,13 +257,25 @@ const char dpkg_deb_usage[] =
#if defined BB_DU
const char du_usage[] =
"du [OPTION]... [FILE]..."
"du [-?ls"
#ifdef BB_FEATURE_HUMAN_READABLE
"hm"
#endif
"k] [FILE]...\n"
#ifndef BB_FEATURE_TRIVIAL_HELP
"\n\nSummarizes disk space used for each FILE and/or directory.\n"
"Disk space is printed in units of 1024 bytes.\n\n"
"Options:\n"
"\t-?\tshow usage information\n"
"\t-l\tcount sizes many times if hard linked\n"
"\t-s\tdisplay only a total for each argument"
#ifdef BB_FEATURE_HUMAN_READABLE
"\t-h\tprint sizes in human readable format (e.g., 1K 243M 2G )\n"
"\t-m\tprint sizes in megabytes\n"
"\t-k\tprint sizes in kilobytes(default)\n"
#else
"\t-k\tprint sizes in kilobytes(compatability)\n"
#endif
#endif
;
#endif
@ -661,7 +686,10 @@ const char ls_usage[] =
#ifdef BB_FEATURE_LS_SORTFILES
"X"
#endif
"] [filenames...]"
#ifdef BB_FEATURE_HUMAN_READABLE
"h"
#endif
"k] [filenames...]\n"
#ifndef BB_FEATURE_TRIVIAL_HELP
"\n\nList directory contents\n\n"
"Options:\n"
@ -716,6 +744,14 @@ const char ls_usage[] =
#ifdef BB_FEATURE_LS_SORTFILES
"\t-X\tsort the listing by extension\n"
#endif
#ifdef BB_FEATURE_HUMAN_READABLE
"\t-h\tprint sizes in human readable format (e.g., 1K 243M 2G )\n"
"\t-k\tprint sizes in kilobytes(default)\n"
#else
"\t-k\tprint sizes in kilobytes(compatability)"
#endif
#endif /* BB_FEATURE_TRIVIAL_HELP */
;
#endif /* BB_LS */

View File

@ -1770,6 +1770,27 @@ ssize_t safe_read(int fd, void *buf, size_t count)
}
#endif
#ifdef BB_FEATURE_HUMAN_READABLE
char *format(unsigned long val, unsigned long hr)
{
static char str[10] = "\0";
if(val == 0)
return("0");
if(hr)
snprintf(str, 9, "%ld", val/hr);
else if(val >= GIGABYTE)
snprintf(str, 9, "%.1LfG", ((long double)(val)/GIGABYTE));
else if(val >= MEGABYTE)
snprintf(str, 9, "%.1LfM", ((long double)(val)/MEGABYTE));
else if(val >= KILOBYTE)
snprintf(str, 9, "%.1Lfk", ((long double)(val)/KILOBYTE));
else
snprintf(str, 9, "%ld", (val));
return(str);
}
#endif
/* END CODE */
/*
Local Variables: