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ls: for some options, only last takes effect. Closes bug 2959

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Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko 2010-12-19 05:05:34 +01:00
parent 1393fc1161
commit f313746a6d
1 changed files with 18 additions and 8 deletions
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26
coreutils/ls.c
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@ -984,13 +984,23 @@ int ls_main(int argc UNUSED_PARAM, char **argv)
/* process options */
IF_FEATURE_LS_COLOR(applet_long_options = ls_longopts;)
#if ENABLE_FEATURE_AUTOWIDTH
opt_complementary = "T+:w+"; /* -T N, -w N */
opt = getopt32(argv, ls_options, &tabstops, &terminal_width
IF_FEATURE_LS_COLOR(, &color_opt));
#else
opt = getopt32(argv, ls_options IF_FEATURE_LS_COLOR(, &color_opt));
#endif
opt_complementary =
/* http://pubs.opengroup.org/onlinepubs/9699919799/utilities/ls.html:
* in some pairs of opts, only last one takes effect:
*/
IF_FEATURE_LS_TIMESTAMPS(IF_FEATURE_LS_SORTFILES("t-S:S-t")) /* time/size */
// ":H-L:L-H:" - we don't have -H
// ":m-l:l-m:" - we don't have -m
":C-xl:x-Cl:l-xC" /* bycols/bylines/long */
":C-1:1-C" /* bycols/oneline */
":x-1:1-x" /* bylines/oneline (not in SuS, but in GNU coreutils 8.4) */
":c-u:u-c" /* mtime/atime */
/* -T NUM, -w NUM: */
IF_FEATURE_AUTOWIDTH(":T+:w+");
opt = getopt32(argv, ls_options
IF_FEATURE_AUTOWIDTH(, &tabstops, &terminal_width)
IF_FEATURE_LS_COLOR(, &color_opt)
);
for (i = 0; opt_flags[i] != (1U<<31); i++) {
if (opt & (1 << i)) {
unsigned flags = opt_flags[i];
@ -1054,7 +1064,7 @@ int ls_main(int argc UNUSED_PARAM, char **argv)
if ((all_fmt & STYLE_MASK) == STYLE_LONG && (all_fmt & LIST_ID_NUMERIC))
all_fmt &= ~LIST_ID_NAME; /* don't list names if numeric uid */
/* choose a display format */
/* choose a display format if one was not already specified by an option */
if (!(all_fmt & STYLE_MASK))
all_fmt |= (isatty(STDOUT_FILENO) ? STYLE_COLUMNS : STYLE_SINGLE);