From f313746a6d7b992918386a5e6db1cfc8f4da30fd Mon Sep 17 00:00:00 2001 From: Denys Vlasenko Date: Sun, 19 Dec 2010 05:05:34 +0100 Subject: ls: for some options, only last takes effect. Closes bug 2959 Signed-off-by: Denys Vlasenko --- coreutils/ls.c | 26 ++++++++++++++++++-------- 1 file changed, 18 insertions(+), 8 deletions(-) (limited to 'coreutils') diff --git a/coreutils/ls.c b/coreutils/ls.c index 72f58c253..8d1f91921 100644 --- a/coreutils/ls.c +++ b/coreutils/ls.c @@ -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); -- cgit v1.2.3