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uniq: support -w. closes bug 3094.

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function                                             old     new   delta
packed_usage                                       24136   24132      -4
uniq_main                                            399     384     -15
This commit is contained in:
Denis Vlasenko
2008-05-03 07:21:27 +00:00
parent 687a26fe0d
commit 96b99b860c
3 changed files with 33 additions and 17 deletions
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10
include/usage.h
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@@ -4303,16 +4303,16 @@
)
#define uniq_trivial_usage \
"[-fscdu]... [INPUT [OUTPUT]]"
"[-fscduw]... [INPUT [OUTPUT]]"
#define uniq_full_usage "\n\n" \
"Discard all but one of successive identical lines from INPUT\n" \
"(or standard input), writing to OUTPUT (or standard output)\n" \
"Discard duplicate lines\n" \
"\nOptions:" \
"\n -c Prefix lines by the number of occurrences" \
"\n -d Only print duplicate lines" \
"\n -u Only print unique lines" \
"\n -f N Skip the first N fields" \
"\n -s N Skip the first N chars (after any skipped fields)" \
"\n -f N Skip first N fields" \
"\n -s N Skip first N chars (after any skipped fields)" \
"\n -w N Compare N characters in line" \
#define uniq_example_usage \
"$ echo -e \"a\\na\\nb\\nc\\nc\\na\" | sort | uniq\n" \