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ls: make it so that group never glues itself to file size

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+ smaller enhancements: inode is long long; -h is a bit narrower; etc

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko 2010-01-18 01:55:00 +01:00
parent b972f94957
commit 9c3b84a304
4 changed files with 52 additions and 31 deletions
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55
coreutils/ls.c
View File

@ -761,10 +761,6 @@ static NOINLINE unsigned list_single(const struct dnode *dn)
{
unsigned column = 0;
char *lpath = lpath; /* for compiler */
#if ENABLE_FEATURE_LS_TIMESTAMPS
char *filetime;
time_t ttime, age;
#endif
#if ENABLE_FEATURE_LS_FILETYPES || ENABLE_FEATURE_LS_COLOR
struct stat info;
char append;
@ -775,28 +771,20 @@ static NOINLINE unsigned list_single(const struct dnode *dn)
return 0;
*/
#if ENABLE_FEATURE_LS_TIMESTAMPS
ttime = dn->dstat.st_mtime; /* the default time */
if (all_fmt & TIME_ACCESS)
ttime = dn->dstat.st_atime;
if (all_fmt & TIME_CHANGE)
ttime = dn->dstat.st_ctime;
filetime = ctime(&ttime);
#endif
#if ENABLE_FEATURE_LS_FILETYPES
append = append_char(dn->dstat.st_mode);
#endif
/* Do readlink early, so that if it fails, error message
* does not appear *inside* of the "ls -l" line */
* does not appear *inside* the "ls -l" line */
if (all_fmt & LIST_SYMLINK)
if (S_ISLNK(dn->dstat.st_mode))
lpath = xmalloc_readlink_or_warn(dn->fullname);
if (all_fmt & LIST_INO)
column += printf("%7lu ", (long) dn->dstat.st_ino);
column += printf("%7llu ", (long long) dn->dstat.st_ino);
if (all_fmt & LIST_BLOCKS)
column += printf("%4"OFF_FMT"u ", (off_t) dn->dstat.st_blocks >> 1);
column += printf("%4"OFF_FMT"u ", (off_t) (dn->dstat.st_blocks >> 1));
if (all_fmt & LIST_MODEBITS)
column += printf("%-10s ", (char *) bb_mode_string(dn->dstat.st_mode));
if (all_fmt & LIST_NLINKS)
@ -804,10 +792,10 @@ static NOINLINE unsigned list_single(const struct dnode *dn)
#if ENABLE_FEATURE_LS_USERNAME
if (all_fmt & LIST_ID_NAME) {
if (option_mask32 & OPT_g) {
column += printf("%-8.8s",
column += printf("%-8.8s ",
get_cached_username(dn->dstat.st_uid));
} else {
column += printf("%-8.8s %-8.8s",
column += printf("%-8.8s %-8.8s ",
get_cached_username(dn->dstat.st_uid),
get_cached_groupname(dn->dstat.st_gid));
}
@ -815,9 +803,9 @@ static NOINLINE unsigned list_single(const struct dnode *dn)
#endif
if (all_fmt & LIST_ID_NUMERIC) {
if (option_mask32 & OPT_g)
column += printf("%-8u", (int) dn->dstat.st_uid);
column += printf("%-8u ", (int) dn->dstat.st_uid);
else
column += printf("%-8u %-8u",
column += printf("%-8u %-8u ",
(int) dn->dstat.st_uid,
(int) dn->dstat.st_gid);
}
@ -828,7 +816,7 @@ static NOINLINE unsigned list_single(const struct dnode *dn)
(int) minor(dn->dstat.st_rdev));
} else {
if (all_fmt & LS_DISP_HR) {
column += printf("%9s ",
column += printf("%"HUMAN_READABLE_MAX_WIDTH_STR"s ",
/* print st_size, show one fractional, use suffixes */
make_human_readable_str(dn->dstat.st_size, 1, 0)
);
@ -838,21 +826,30 @@ static NOINLINE unsigned list_single(const struct dnode *dn)
}
}
#if ENABLE_FEATURE_LS_TIMESTAMPS
if (all_fmt & LIST_FULLTIME)
column += printf("%24.24s ", filetime);
if (all_fmt & LIST_DATE_TIME)
if ((all_fmt & LIST_FULLTIME) == 0) {
if (all_fmt & (LIST_FULLTIME|LIST_DATE_TIME)) {
char *filetime;
time_t ttime = dn->dstat.st_mtime;
if (all_fmt & TIME_ACCESS)
ttime = dn->dstat.st_atime;
if (all_fmt & TIME_CHANGE)
ttime = dn->dstat.st_ctime;
filetime = ctime(&ttime);
/* filetime's format: "Wed Jun 30 21:49:08 1993\n" */
if (all_fmt & LIST_FULLTIME)
column += printf("%.24s ", filetime);
else { /* LIST_DATE_TIME */
/* current_time_t ~== time(NULL) */
age = current_time_t - ttime;
printf("%6.6s ", filetime + 4);
time_t age = current_time_t - ttime;
printf("%.6s ", filetime + 4); /* "Jun 30" */
if (age < 3600L * 24 * 365 / 2 && age > -15 * 60) {
/* hh:mm if less than 6 months old */
printf("%5.5s ", filetime + 11);
} else {
printf(" %4.4s ", filetime + 20);
printf("%.5s ", filetime + 11);
} else { /* year. buggy if year > 9999 ;) */
printf(" %.4s ", filetime + 20);
}
column += 13;
}
}
#endif
#if ENABLE_SELINUX
if (all_fmt & LIST_CONTEXT) {

4
include/libbb.h
View File

@ -704,8 +704,10 @@ void smart_ulltoa4(unsigned long long ul, char buf[5], const char *scale) FAST_F
void smart_ulltoa5(unsigned long long ul, char buf[5], const char *scale) FAST_FUNC;
/* If block_size == 0, display size without fractional part,
* else display (size * block_size) with one decimal digit.
* If display_unit == 0, add suffix (K,M,G...),
* If display_unit == 0, show value no bigger than 1024 with suffix (K,M,G...),
* else divide by display_unit and do not use suffix. */
#define HUMAN_READABLE_MAX_WIDTH 7 /* "1024.0G" */
#define HUMAN_READABLE_MAX_WIDTH_STR "7"
//TODO: provide pointer to buf (avoid statics)?
const char *make_human_readable_str(unsigned long long size,
unsigned long block_size, unsigned long display_unit) FAST_FUNC;

22
include/unicode.h
View File

@ -65,8 +65,30 @@ int iswspace(wint_t wc) FAST_FUNC;
int iswalnum(wint_t wc) FAST_FUNC;
int iswpunct(wint_t wc) FAST_FUNC;
# endif /* !LOCALE_SUPPORT */
# if 0 /* TODO: better support for printfing Unicode fields: */
/* equivalent to printf("%-20.20s", str) */
char unicode_buffer[20 * MB_CUR_MAX];
printf("%s", unicode_exact(20, str, unicode_buffer);
/* no need to free() anything */
/* equivalent to printf("%-20s", str) */
char *malloced = unicode_minimum(20, str);
printf("%s", malloced);
free(malloced); /* ugh */
/* equivalent to printf("%-20s", str), better one */
printf("%s%*s", str, unicode_pad_to_width(str, 20), "");
/* equivalent to printf("%20s", str) */
printf("%*s%s", unicode_pad_to_width(str, 20), "", str);
# endif
#endif /* FEATURE_ASSUME_UNICODE */
#endif

2
libbb/human_readable.c
View File

@ -58,7 +58,7 @@ const char* FAST_FUNC make_human_readable_str(unsigned long long val,
/* will just print it as ulonglong (below) */
} else {
while ((val >= 1024)
/* && (u < unit_chars + sizeof(unit_chars) - 1) - never happens */
/* && (u < unit_chars + sizeof(unit_chars) - 1) - always true */
) {
fmt = "%llu.%u%c";
u++;