File: histsort.awk

package info (click to toggle)
gawk 1%3A4.1.4%2Bdfsg-1
  • links: PTS
  • area: main
  • in suites: stretch
  • size: 16,836 kB
  • ctags: 5,783
  • sloc: ansic: 48,799; awk: 11,167; yacc: 5,939; sh: 5,579; makefile: 2,554; sed: 121
file content (15 lines) | stat: -rw-r--r-- 283 bytes parent folder | download | duplicates (8) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
 
# histsort.awk --- compact a shell history file
# Thanks to Byron Rakitzis for the general idea
#
# Arnold Robbins, arnold@skeeve.com, Public Domain
# May 1993

{
    if (data[$0]++ == 0)
        lines[++count] = $0
}

END {
    for (i = 1; i <= count; i++)
        print lines[i]
}