COMMAND（tagunmap）

tagunmap(USP)

Name

tagunmap : Restore a file that was tagmapped to its original format

Synopsis

Usage : tagunmap num=<n>x<m> <file>

tagunmap +yarr num=<n>x<m> <file>

Version : Tue Jan 9 09:02:34 JST 2024

Edition : 1

Description

1. Reverts a file mapped with "tagmap num=<n>x<m>" back to its original form.

2. Reverts a file mapped with "tagmap +yarr num=<n>x<m>" back to its original

form.

Example 1

Revert a file mapped with "tagmap num=<n>x<m>" back to its original form.

$ cat data

T Y1 Y2 D1 D2

001 X X 1 5

001 Y Y 2 6

002 X X 3 7

002 Y Y 4 8

$ tagmap num=1x2 data > data2

$ fcols data2

T * X Y

001 D1 1 2

001 D2 5 6

002 D1 3 4

002 D2 7 8

$ tagunmap num=1x2 data2 > data3

$ cat data3

T * * D1 D2

001 X X 1 5

001 Y Y 2 6

002 X X 3 7

002 Y Y 4 8

The -<l> option used during mapping is automatically detected.

$ cat data

T Y1 Y2 D1 D2 D3 D4

001 X X 1 5 9 13

001 Y Y 2 6 10 14

002 X X 3 7 11 15

002 Y Y 4 8 12 16

$ tagmap -2 num=1x2 data > data2

$ fcols data2

T * X X Y Y

T * a b a b

001 D1 1 9 2 10

001 D2 5 13 6 14

002 D1 3 11 4 12

002 D2 7 15 8 16

$ tagunmap num=1x2 data2 > data3

$ cat data3

T * * D1 D2 * *

001 X X 1 5 9 13

001 Y Y 2 6 10 14

002 X X 3 7 11 15

002 Y Y 4 8 12 16

Example 2

Revert a file mapped with "tagmap +yarr num=<n>x<m>" back to its original

form.

$ cat data

T Y1 Y2 D1 D2

001 X X 1 5

001 Y Y 2 6

002 X X 3 7

002 Y Y 4 8

$ tagmap +yarr num=1x2 data > data2

$ fcols data2

T X X Y Y

T D1 D2 D1 D2

001 1 5 2 6

002 3 7 4 8

$ tagunmap +yarr num=1x2 data2 > data3

$ cat data3

T * * D1 D2

001 X X 1 5

001 Y Y 2 6

002 X X 3 7

002 Y Y 4 8

The -<l> option used during mapping is automatically detected.

$ cat data

T Y1 Y2 D1 D2 D3 D4

001 X X 1 5 9 13

001 Y Y 2 6 10 14

002 X X 3 7 11 15

002 Y Y 4 8 12 16

$ tagmap +yarr -2 num=1x2 data > data2

$ fcols data2

T * X X Y Y

T * D1 D2 D1 D2

001 A 1 5 2 6

001 B 9 13 10 14

002 A 3 7 4 8

002 B 11 15 12 16

$ tagunmap +yarr num=1x2 data2 > data3

$ cat data3

T * * D1 D2 * *

001 X X 1 5 9 13

001 Y Y 2 6 10 14

002 X X 3 7 11 15

002 Y Y 4 8 12 16