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Full Discussion: Rearrange rows by group pairs
Top Forums Shell Programming and Scripting Rearrange rows by group pairs Post 303018950 by Chubler_XL on Tuesday 19th of June 2018 08:07:43 PM
Old 06-19-2018
Another option using sort:

Code:
awk '
{
  if (!(a[$3,$4]) && a[$4,$3]) {
    X  = $4
    $4 = $3
    $3 = X
  }
  if (!(a[$3,$4])) a[$3,$4]=++grp;
  $1=a[$3,$4] FS $1
} 1 ' infile | sort -d

This User Gave Thanks to Chubler_XL For This Post:
senhia83
 

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LEARN ABOUT HPUX

grp

grp.h(3HEAD)                                                          Headers                                                         grp.h(3HEAD)

NAME

       grp.h, grp - group structure

SYNOPSIS

       #include <grp.h>

DESCRIPTION

       The <grp.h> header declares the structure group, which includes the following members:

       char  *gr_name     /* name of the group */
       gid_t gr_gid       /* numerical group ID */
       char  **gr_mem     /* pointer to a null-terminated array of character */
                          /* pointers to member names */

       The gid_t type is defined as described in <sys/types.h> (see types(3HEAD)).

ATTRIBUTES

       See attributes(5) for descriptions of the following attributes:

       +-----------------------------+-----------------------------+
       |      ATTRIBUTE TYPE         |      ATTRIBUTE VALUE        |
       +-----------------------------+-----------------------------+
       |Interface Stability          |Standard                     |
       +-----------------------------+-----------------------------+

SEE ALSO

       getgrnam(3C), types.h(3HEAD), attributes(5), standards(5)

SunOS 5.10                                                          10 Sep 2004                                                       grp.h(3HEAD)
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