Shell Programming and Scripting

awk '
BEGIN   {HD = "auth user,description,role"
         n = split (HD, H, ",")
         print HD
        }
        {sub (H[(NR+2)%3+1], "")
         gsub (/[ {"]*/, "")   
         printf "%s%s", $0, NR%3?OFS:RS  
        }
' OFS=, file
auth user,description,role
SVC_Qualys,SVC_Qualys,guest
admin,AdminUser,admin
svc_redseal,svc_redseal,resource-admin

test.awk
-bash: test.awk: command not found

awk test.awk
awk: test.awk
awk:     ^ syntax error

awk -f test.awk
awk: test.awk:1: awk '
awk: test.awk:1:     ^ invalid char ''' in expression