emo/busybox
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

ls: handle -a and -A through option_mask32

Browse Source 
function                                             old     new   delta
ls_main                                              685     682      -3

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko 2017-01-23 18:23:19 +01:00
parent 11540a8da4
commit f5bd6f631c
1 changed files with 10 additions and 12 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

22
coreutils/ls.c
View File

@ -215,8 +215,6 @@ LIST_MASK = (LIST_CLASSIFY << 1) - 1,
/* what files will be displayed */
DISP_DIRNAME = 1 << 13, /* 2 or more items? label directories */
DISP_HIDDEN = 1 << 14, /* show filenames starting with . */
DISP_DOT = 1 << 15, /* show . and .. */
DISP_NOLIST = 1 << 16, /* show directory as itself, not contents */
DISP_RECURSIVE = 1 << 17, /* show directory and everything below it */
DISP_ROWS = 1 << 18, /* print across rows */
@ -258,7 +256,7 @@ static const char ls_options[] ALIGN1 =
;
enum {
//OPT_C = (1 << 0),
//OPT_a = (1 << 1),
OPT_a = (1 << 1),
//OPT_d = (1 << 2),
//OPT_i = (1 << 3),
//OPT_1 = (1 << 4),
@ -267,7 +265,7 @@ enum {
//OPT_n = (1 << 7),
//OPT_s = (1 << 8),
//OPT_x = (1 << 9),
//OPT_A = (1 << 10),
OPT_A = (1 << 10),
//OPT_k = (1 << 11),
OPTBIT_F = 12,
@ -317,7 +315,7 @@ enum {
/* TODO: simple toggles may be stored as OPT_xxx bits instead */
static const uint32_t opt_flags[] = {
STYLE_COLUMNAR, /* C */
DISP_HIDDEN | DISP_DOT, /* a */
0, /* a */
DISP_NOLIST, /* d */
LIST_INO, /* i */
STYLE_SINGLE, /* 1 */
@ -326,7 +324,7 @@ static const uint32_t opt_flags[] = {
LIST_LONG | STYLE_LONG | LIST_ID_NUMERIC, /* n (assumes l) */
LIST_BLOCKS, /* s */
DISP_ROWS | STYLE_COLUMNAR, /* x */
DISP_HIDDEN, /* A */
0, /* A */
ENABLE_SELINUX * (LIST_CONTEXT|STYLE_SINGLE), /* k (ignored if !SELINUX) */
#if ENABLE_FEATURE_LS_FILETYPES
LIST_FILETYPE | LIST_CLASSIFY, /* F */
@ -990,13 +988,13 @@ static struct dnode **scan_one_dir(const char *path, unsigned *nfiles_p)
/* are we going to list the file- it may be . or .. or a hidden file */
if (entry->d_name[0] == '.') {
if ((!entry->d_name[1] || (entry->d_name[1] == '.' && !entry->d_name[2]))
&& !(G.all_fmt & DISP_DOT)
if (!(option_mask32 & (OPT_a|OPT_A)))
continue; /* skip all dotfiles if no -a/-A */
if (!(option_mask32 & OPT_a)
&& (!entry->d_name[1] || (entry->d_name[1] == '.' && !entry->d_name[2]))
) {
continue;
continue; /* if only -A, skip . and .. but show other dotfiles */
}
if (!(G.all_fmt & DISP_HIDDEN))
continue;
}
fullname = concat_path_file(path, entry->d_name);
cur = my_stat(fullname, bb_basename(fullname), 0);
@ -1220,7 +1218,7 @@ int ls_main(int argc UNUSED_PARAM, char **argv)
if (ENABLE_FEATURE_LS_RECURSIVE && (G.all_fmt & DISP_NOLIST))
G.all_fmt &= ~DISP_RECURSIVE; /* no recurse if listing only dir */
if ((G.all_fmt & STYLE_MASK) != STYLE_LONG) { /* not -l? */
G.all_fmt &= ~(LIST_ID_NUMERIC|LIST_ID_NAME|LIST_FULLTIME);
G.all_fmt &= ~(LIST_ID_NUMERIC|LIST_ID_NAME);
if (ENABLE_FEATURE_LS_TIMESTAMPS && ENABLE_FEATURE_LS_SORTFILES) {
/* when to sort by time? -t[cu] sorts by time even with -l */
/* (this is achieved by opt_flags[] element for -t) */