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ls: LIST_ID_NAME/ID_NUMERIC/LOPT/LONG are the same, merge as LONG
Also, handle -n and --full-time using option_mask32 function old new delta scan_and_display_dirs_recur 548 545 -3 display_single 1053 1039 -14 ls_main 777 736 -41 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 0/3 up/down: 0/-58) Total: -58 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko
parent
a1cbaca1ba
commit
51b01fda30
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@ -197,32 +197,27 @@ SPLIT_SUBDIR = 2,
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/* 51306 lrwxrwxrwx 1 root root 2 May 11 01:43 /bin/view -> vi* */
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/* what file information will be listed */
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LIST_LOPT = 1 << 1, /* long listing (-l and equivalents) */
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LIST_ID_NAME = 1 << 2,
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LIST_ID_NUMERIC = 1 << 3,
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LIST_FULLTIME = 1 << 5,
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LIST_FILETYPE = 1 << 6, /* show / suffix for dirs */
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LIST_CLASSIFY = 1 << 7, /* requires LIST_FILETYPE, also show *,|,@,= suffixes */
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LIST_LONG = LIST_LOPT | LIST_ID_NAME,
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LIST_LONG = 1 << 0, /* long listing (-l and equivalents) */
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LIST_FILETYPE = 1 << 1, /* show / suffix for dirs */
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LIST_CLASSIFY = 1 << 2, /* requires LIST_FILETYPE, also show *,|,@,= suffixes */
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/* what files will be displayed */
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DISP_DIRNAME = 1 << 8, /* 2 or more items? label directories */
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DISP_NOLIST = 1 << 9, /* show directory as itself, not contents */
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DISP_RECURSIVE = 1 << 10, /* show directory and everything below it */
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DISP_ROWS = 1 << 11, /* print across rows */
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DISP_DIRNAME = 1 << 3, /* 2 or more items? label directories */
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DISP_NOLIST = 1 << 4, /* show directory as itself, not contents */
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DISP_RECURSIVE = 1 << 5, /* show directory and everything below it */
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DISP_ROWS = 1 << 6, /* print across rows */
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/* what is the overall style of the listing */
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STYLE_COLUMNAR = 1 << 12, /* many records per line */
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STYLE_LONG = 2 << 12, /* one record per line, extended info */
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STYLE_SINGLE = 3 << 12, /* one record per line */
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STYLE_COLUMNAR = 1 << 7, /* many records per line */
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STYLE_LONG = 2 << 8, /* one record per line, extended info */
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STYLE_SINGLE = 3 << 9, /* one record per line */
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STYLE_MASK = STYLE_SINGLE,
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};
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/* -Cadi1l Std options, busybox always supports */
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/* -gnsxA Std options, busybox always supports */
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/* -Q GNU option, busybox always supports */
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/* -k Std options, busybox always supports (by ignoring) */
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/* -k Std option, busybox always supports (by ignoring) */
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/* It means "for -s, show sizes in kbytes" */
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/* Seems to only affect "POSIXLY_CORRECT=1 ls -sk" */
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/* since otherwise -s shows kbytes anyway */
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@ -251,7 +246,7 @@ enum {
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//OPT_1 = (1 << 4),
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OPT_l = (1 << 5),
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OPT_g = (1 << 6),
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//OPT_n = (1 << 7),
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OPT_n = (1 << 7),
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OPT_s = (1 << 8),
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//OPT_x = (1 << 9),
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OPT_A = (1 << 10),
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@ -310,7 +305,7 @@ static const uint32_t opt_flags[] = {
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STYLE_SINGLE, /* 1 */
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LIST_LONG | STYLE_LONG, /* l - by keeping it after -1, "ls -l -1" ignores -1 */
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LIST_LONG | STYLE_LONG, /* g (don't show owner) - handled via OPT_g. assumes l */
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LIST_LONG | STYLE_LONG | LIST_ID_NUMERIC, /* n (assumes l) */
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LIST_LONG | STYLE_LONG, /* n (numeris uid/gid) - handled via OPT_n. assumes l */
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0, /* s */
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DISP_ROWS | STYLE_COLUMNAR, /* x */
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0, /* A */
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@ -542,7 +537,7 @@ static NOINLINE unsigned display_single(const struct dnode *dn)
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/* Do readlink early, so that if it fails, error message
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* does not appear *inside* the "ls -l" line */
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lpath = NULL;
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if (G.all_fmt & LIST_LOPT)
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if (G.all_fmt & LIST_LONG)
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if (S_ISLNK(dn->dn_mode))
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lpath = xmalloc_readlink_or_warn(dn->fullname);
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@ -551,39 +546,40 @@ static NOINLINE unsigned display_single(const struct dnode *dn)
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//TODO: -h should affect -s too:
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if (option_mask32 & OPT_s) /* show allocated blocks */
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column += printf("%6"OFF_FMT"u ", (off_t) (dn->dn_blocks >> 1));
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if (G.all_fmt & LIST_LOPT) {
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if (G.all_fmt & LIST_LONG) {
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/* long listing: show mode */
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column += printf("%-10s ", (char *) bb_mode_string(dn->dn_mode));
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/* long listing: show number of links */
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column += printf("%4lu ", (long) dn->dn_nlink);
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}
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if (G.all_fmt & LIST_ID_NUMERIC) {
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if (option_mask32 & OPT_g)
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column += printf("%-8u ", (int) dn->dn_gid);
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else
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column += printf("%-8u %-8u ",
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(int) dn->dn_uid,
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(int) dn->dn_gid);
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}
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#if ENABLE_FEATURE_LS_USERNAME
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else if (G.all_fmt & LIST_ID_NAME) {
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if (option_mask32 & OPT_g) {
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column += printf("%-8.8s ",
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get_cached_groupname(dn->dn_gid));
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} else {
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column += printf("%-8.8s %-8.8s ",
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get_cached_username(dn->dn_uid),
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get_cached_groupname(dn->dn_gid));
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/* long listing: show user/group */
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if (option_mask32 & OPT_n) {
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if (option_mask32 & OPT_g)
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column += printf("%-8u ", (int) dn->dn_gid);
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else
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column += printf("%-8u %-8u ",
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(int) dn->dn_uid,
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(int) dn->dn_gid);
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}
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#if ENABLE_FEATURE_LS_USERNAME
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else {
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if (option_mask32 & OPT_g) {
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column += printf("%-8.8s ",
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get_cached_groupname(dn->dn_gid));
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} else {
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column += printf("%-8.8s %-8.8s ",
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get_cached_username(dn->dn_uid),
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get_cached_groupname(dn->dn_gid));
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}
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}
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}
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#endif
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#if ENABLE_SELINUX
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}
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if (option_mask32 & OPT_Z) {
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column += printf("%-32s ", dn->sid ? dn->sid : "?");
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freecon(dn->sid);
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}
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if (G.all_fmt & LIST_LONG) {
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#endif
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if (G.all_fmt & LIST_LOPT) {
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/* long listing: show size */
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if (S_ISBLK(dn->dn_mode) || S_ISCHR(dn->dn_mode)) {
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column += printf("%4u, %3u ",
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@ -601,7 +597,7 @@ static NOINLINE unsigned display_single(const struct dnode *dn)
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}
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#if ENABLE_FEATURE_LS_TIMESTAMPS
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/* long listing: show {m,c,a}time */
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if (G.all_fmt & LIST_FULLTIME) { /* --full-time */
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if (option_mask32 & OPT_full_time) { /* --full-time */
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/* coreutils 8.4 ls --full-time prints:
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* 2009-07-13 17:49:27.000000000 +0200
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* we don't show fractional seconds.
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@ -1187,8 +1183,6 @@ int ls_main(int argc UNUSED_PARAM, char **argv)
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option_mask32 &= ~OPT_Z;
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}
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#endif
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if (opt & OPT_full_time)
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G.all_fmt |= LIST_FULLTIME;
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#if ENABLE_FEATURE_LS_COLOR
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/* set G_show_color = 1/0 */
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@ -1219,7 +1213,6 @@ int ls_main(int argc UNUSED_PARAM, char **argv)
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if (ENABLE_FEATURE_LS_RECURSIVE && (G.all_fmt & DISP_NOLIST))
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G.all_fmt &= ~DISP_RECURSIVE; /* no recurse if listing only dir */
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if ((G.all_fmt & STYLE_MASK) != STYLE_LONG) { /* not -l? */
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G.all_fmt &= ~(LIST_ID_NUMERIC|LIST_ID_NAME);
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if (ENABLE_FEATURE_LS_TIMESTAMPS && ENABLE_FEATURE_LS_SORTFILES) {
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/* when to sort by time? -t[cu] sorts by time even with -l */
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/* (this is achieved by opt_flags[] element for -t) */
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