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Sort rewrite to be SUSv3 compliant. New config option, updated help, and

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a couple of infrastructure bits.
This commit is contained in:
Rob Landley 2005-01-24 07:00:02 +00:00
parent f4bb212d6c
commit c0dedd05e8
5 changed files with 352 additions and 71 deletions
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50
include/usage.h
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@ -2193,24 +2193,40 @@
USAGE_FANCY_SLEEP("$ sleep 1d 3h 22m 8s\n" \
"[98528 second delay results]\n")
#ifdef CONFIG_FEATURE_SORT_UNIQUE
#define USAGE_SORT_UNIQUE(a) a
#ifdef CONFIG_SORT_BIG
#define USAGE_SORT_BIG(a) a
#else
#define USAGE_SORT_UNIQUE(a)
#endif
#ifdef CONFIG_FEATURE_SORT_REVERSE
#define USAGE_SORT_REVERSE(a) a
#else
#define USAGE_SORT_REVERSE(a)
#define USAGE_SORT_BIG(a)
#endif
#define sort_trivial_usage \
"[-n" USAGE_SORT_REVERSE("r") USAGE_SORT_UNIQUE("u") "] [FILE]..."
"[-nru" USAGE_SORT_BIG("gMcszbdfimSTokt] [-o outfile] [-k start[.offset][opts][,end[.offset][opts]] [-t char") "] [FILE]..."
#define sort_full_usage \
"Sorts lines of text in the specified files\n\n"\
"Options:\n" \
USAGE_SORT_UNIQUE("\t-u\tsuppress duplicate lines\n") \
USAGE_SORT_REVERSE("\t-r\tsort in reverse order\n") \
"\t-n\tsort numerics"
USAGE_SORT_BIG( \
"\t-b\tignore leading blanks\n" \
"\t-c\tcheck whether input is sorted\n" \
"\t-d\tdictionary order (blank or alphanumeric only)\n" \
"\t-f\tignore case\n" \
"\t-g\tgeneral numerical sort\n" \
"\t-i\tignore unprintable characters\n" \
"\t-k\tspecify sort key\n" \
"\t-M\tsort month\n" \
) \
"\t-n\tsort numbers\n" \
USAGE_SORT_BIG( \
"\t-o\toutput to file\n" \
"\t-k\tsort by key\n" \
"\t-t\tuse key separator other than whitespace\n" \
) \
"\t-r\treverse sort order\n" \
USAGE_SORT_BIG("\t-s\tstable (don't sort ties alphabetically)\n") \
"\t-u\tsuppress duplicate lines" \
USAGE_SORT_BIG("\n\t-z\tinput terminated by nulls, not newlines\n") \
USAGE_SORT_BIG("\t-mST\tignored for GNU compatability") \
""
#define sort_example_usage \
"$ echo -e \"e\\nf\\nb\\nd\\nc\\na\" | sort\n" \
"a\n" \
@ -2218,7 +2234,15 @@
"c\n" \
"d\n" \
"e\n" \
"f\n"
"f\n" \
USAGE_SORT_BIG( \
"$ echo -e \"c 3\\nb 2\\nd 2\" | $SORT -k 2,2n -k 1,1r\n" \
"d 2\n" \
"b 2\n" \
"c 3\n" \
) \
""
#define start_stop_daemon_trivial_usage \
"[OPTIONS] [--start|--stop] ... [-- arguments...]\n"