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ls: handle -s through option_mask32

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function                                             old     new   delta
scan_and_display_dirs_recur                          493     494      +1
sort_and_display_files                               424     423      -1
ls_main                                              682     677      -5

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko 2017-01-23 18:43:43 +01:00
parent b60686cc2a
commit 5d43ddc59b
1 changed files with 16 additions and 16 deletions
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32
coreutils/ls.c
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@ -198,7 +198,6 @@ SPLIT_SUBDIR = 2,
/* 51306 lrwxrwxrwx 1 root root 2 May 11 01:43 /bin/view -> vi* */ /* 51306 lrwxrwxrwx 1 root root 2 May 11 01:43 /bin/view -> vi* */
/* what file information will be listed */ /* what file information will be listed */
LIST_BLOCKS = 1 << 1,
LIST_MODEBITS = 1 << 2, LIST_MODEBITS = 1 << 2,
LIST_NLINKS = 1 << 3, LIST_NLINKS = 1 << 3,
LIST_ID_NAME = 1 << 4, LIST_ID_NAME = 1 << 4,
@ -210,23 +209,21 @@ LIST_FULLTIME = 1 << 9,
LIST_SYMLINK = 1 << 10, LIST_SYMLINK = 1 << 10,
LIST_FILETYPE = 1 << 11, /* show / suffix for dirs */ LIST_FILETYPE = 1 << 11, /* show / suffix for dirs */
LIST_CLASSIFY = 1 << 12, /* requires LIST_FILETYPE, also show *,|,@,= suffixes */ LIST_CLASSIFY = 1 << 12, /* requires LIST_FILETYPE, also show *,|,@,= suffixes */
LIST_MASK = (LIST_CLASSIFY << 1) - 1,
LIST_LONG = LIST_MODEBITS | LIST_NLINKS | LIST_ID_NAME | LIST_SIZE | \
LIST_DATE_TIME | LIST_SYMLINK,
/* what files will be displayed */ /* what files will be displayed */
DISP_DIRNAME = 1 << 13, /* 2 or more items? label directories */ DISP_DIRNAME = 1 << 13, /* 2 or more items? label directories */
DISP_NOLIST = 1 << 16, /* show directory as itself, not contents */ DISP_NOLIST = 1 << 16, /* show directory as itself, not contents */
DISP_RECURSIVE = 1 << 17, /* show directory and everything below it */ DISP_RECURSIVE = 1 << 17, /* show directory and everything below it */
DISP_ROWS = 1 << 18, /* print across rows */ DISP_ROWS = 1 << 18, /* print across rows */
DISP_MASK = ((DISP_ROWS << 1) - 1) & ~(DISP_DIRNAME - 1),
/* what is the overall style of the listing */ /* what is the overall style of the listing */
STYLE_COLUMNAR = 1 << 19, /* many records per line */ STYLE_COLUMNAR = 1 << 19, /* many records per line */
STYLE_LONG = 2 << 19, /* one record per line, extended info */ STYLE_LONG = 2 << 19, /* one record per line, extended info */
STYLE_SINGLE = 3 << 19, /* one record per line */ STYLE_SINGLE = 3 << 19, /* one record per line */
STYLE_MASK = STYLE_SINGLE, STYLE_MASK = STYLE_SINGLE,
LIST_LONG = LIST_MODEBITS | LIST_NLINKS | LIST_ID_NAME | LIST_SIZE | \
LIST_DATE_TIME | LIST_SYMLINK,
}; };
/* -Cadi1l Std options, busybox always supports */ /* -Cadi1l Std options, busybox always supports */
@ -262,7 +259,7 @@ enum {
OPT_l = (1 << 5), OPT_l = (1 << 5),
OPT_g = (1 << 6), OPT_g = (1 << 6),
//OPT_n = (1 << 7), //OPT_n = (1 << 7),
//OPT_s = (1 << 8), OPT_s = (1 << 8),
//OPT_x = (1 << 9), //OPT_x = (1 << 9),
OPT_A = (1 << 10), OPT_A = (1 << 10),
//OPT_k = (1 << 11), //OPT_k = (1 << 11),
@ -321,7 +318,7 @@ static const uint32_t opt_flags[] = {
LIST_LONG | STYLE_LONG, /* l - by keeping it after -1, "ls -l -1" ignores -1 */ LIST_LONG | STYLE_LONG, /* l - by keeping it after -1, "ls -l -1" ignores -1 */
LIST_LONG | STYLE_LONG, /* g (don't show owner) - handled via OPT_g. assumes l */ LIST_LONG | STYLE_LONG, /* g (don't show owner) - handled via OPT_g. assumes l */
LIST_LONG | STYLE_LONG | LIST_ID_NUMERIC, /* n (assumes l) */ LIST_LONG | STYLE_LONG | LIST_ID_NUMERIC, /* n (assumes l) */
LIST_BLOCKS, /* s */ 0, /* s */
DISP_ROWS | STYLE_COLUMNAR, /* x */ DISP_ROWS | STYLE_COLUMNAR, /* x */
0, /* A */ 0, /* A */
ENABLE_SELINUX * (LIST_CONTEXT|STYLE_SINGLE), /* k (ignored if !SELINUX) */ ENABLE_SELINUX * (LIST_CONTEXT|STYLE_SINGLE), /* k (ignored if !SELINUX) */
@ -559,7 +556,7 @@ static NOINLINE unsigned display_single(const struct dnode *dn)
if (option_mask32 & OPT_i) /* list inodes */ if (option_mask32 & OPT_i) /* list inodes */
column += printf("%7llu ", (long long) dn->dn_ino); column += printf("%7llu ", (long long) dn->dn_ino);
//TODO: -h should affect -s too: //TODO: -h should affect -s too:
if (G.all_fmt & LIST_BLOCKS) if (option_mask32 & OPT_s) /* list allocated blocks */
column += printf("%6"OFF_FMT"u ", (off_t) (dn->dn_blocks >> 1)); column += printf("%6"OFF_FMT"u ", (off_t) (dn->dn_blocks >> 1));
if (G.all_fmt & LIST_MODEBITS) if (G.all_fmt & LIST_MODEBITS)
column += printf("%-10s ", (char *) bb_mode_string(dn->dn_mode)); column += printf("%-10s ", (char *) bb_mode_string(dn->dn_mode));
@ -704,10 +701,11 @@ static void display_files(struct dnode **dn, unsigned nfiles)
if (column_width < len) if (column_width < len)
column_width = len; column_width = len;
} }
column_width += 2 + column_width += 2
IF_SELINUX( ((G.all_fmt & LIST_CONTEXT) ? 33 : 0) + ) IF_SELINUX(+ ((G.all_fmt & LIST_CONTEXT) ? 33 : 0))
((option_mask32 & OPT_i) ? 8 : 0) /* inode# width */ + ((option_mask32 & OPT_i) ? 8 : 0) /* inode# width */
+ ((G.all_fmt & LIST_BLOCKS) ? 5 : 0); + ((option_mask32 & OPT_s) ? 5 : 0) /* "alloc block" width */
;
ncols = (unsigned)G_terminal_width / column_width; ncols = (unsigned)G_terminal_width / column_width;
} }
@ -1069,8 +1067,11 @@ static void scan_and_display_dirs_recur(struct dnode **dn, int first)
} }
subdnp = scan_one_dir((*dn)->fullname, &nfiles); subdnp = scan_one_dir((*dn)->fullname, &nfiles);
#if ENABLE_DESKTOP #if ENABLE_DESKTOP
if ((G.all_fmt & STYLE_MASK) == STYLE_LONG || (G.all_fmt & LIST_BLOCKS)) if ((G.all_fmt & STYLE_MASK) == STYLE_LONG
|| (option_mask32 & OPT_s)
) {
printf("total %"OFF_FMT"u\n", calculate_blocks(subdnp)); printf("total %"OFF_FMT"u\n", calculate_blocks(subdnp));
}
#endif #endif
if (nfiles > 0) { if (nfiles > 0) {
/* list all files at this level */ /* list all files at this level */
@ -1247,8 +1248,7 @@ int ls_main(int argc UNUSED_PARAM, char **argv)
cur = my_stat(*argv, *argv, cur = my_stat(*argv, *argv,
/* follow links on command line unless -l, -s or -F: */ /* follow links on command line unless -l, -s or -F: */
!((G.all_fmt & STYLE_MASK) == STYLE_LONG !((G.all_fmt & STYLE_MASK) == STYLE_LONG
|| (G.all_fmt & LIST_BLOCKS) || (option_mask32 & (OPT_s|OPT_F))
|| (option_mask32 & OPT_F)
) )
/* ... or if -H: */ /* ... or if -H: */
|| (option_mask32 & OPT_H) || (option_mask32 & OPT_H)