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Annotation of lucent/sys/man/1/uniq, revision 1.1.1.1

1.1       root        1: .TH UNIQ 1
                      2: .SH NAME
                      3: uniq \- report repeated lines in a file
                      4: .SH SYNOPSIS
                      5: .B uniq
                      6: [
                      7: .B -udc
                      8: [
                      9: .BI +- num
                     10: ]
                     11: ]
                     12: [
                     13: .I file
                     14: ]
                     15: .SH DESCRIPTION
                     16: .I Uniq
                     17: copies the input
                     18: .IR file ,
                     19: or the standard input, to the
                     20: standard output, comparing adjacent lines.
                     21: In the normal case, the second and succeeding copies
                     22: of repeated lines are
                     23: removed.
                     24: Repeated lines must be adjacent
                     25: in order to be found.
                     26: .TP
                     27: .B -u
                     28: Print unique lines.
                     29: .TP
                     30: .B -d
                     31: Print (one copy of) duplicated lines.
                     32: .TP
                     33: .B -c
                     34: Prefix a repetition count and a tab to each output line.
                     35: Implies
                     36: .B -u
                     37: and
                     38: .BR -d .
                     39: .TP
                     40: .BI - num
                     41: The first
                     42: .IR num
                     43: fields
                     44: together with any blanks before each are ignored.
                     45: A field is defined as a string of non-space, non-tab characters
                     46: separated by tabs and spaces from its neighbors.
                     47: .TP
                     48: .BI + num
                     49: The first
                     50: .IR num
                     51: characters are ignored.
                     52: Fields are skipped before characters.
                     53: .SH SOURCE
                     54: .B /sys/src/cmd/uniq.c
                     55: .SH "SEE ALSO"
                     56: .IR sort (1) 
                     57: .SH BUGS
                     58: Field selection and comparison should be compatible with 
                     59: .IR sort (1).

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