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- # passwd.awk --- access password file information
- # Arnold Robbins, arnold@gnu.ai.mit.edu, Public Domain
- # May 1993
-
- BEGIN {
- # tailor this to suit your system
- _pw_awklib = "/usr/freeware/libexec/awk/"
- }
-
- function _pw_init( oldfs, oldrs, olddol0, pwcat)
- {
- if (_pw_inited)
- return
- oldfs = FS
- oldrs = RS
- olddol0 = $0
- FS = ":"
- RS = "\n"
- pwcat = _pw_awklib "pwcat"
- while ((pwcat | getline) > 0) {
- _pw_byname[$1] = $0
- _pw_byuid[$3] = $0
- _pw_bycount[++_pw_total] = $0
- }
- close(pwcat)
- _pw_count = 0
- _pw_inited = 1
- FS = oldfs
- RS = oldrs
- $0 = olddol0
- }
- function getpwnam(name)
- {
- _pw_init()
- if (name in _pw_byname)
- return _pw_byname[name]
- return ""
- }
- function getpwuid(uid)
- {
- _pw_init()
- if (uid in _pw_byuid)
- return _pw_byuid[uid]
- return ""
- }
- function getpwent()
- {
- _pw_init()
- if (_pw_count < _pw_total)
- return _pw_bycount[++_pw_count]
- return ""
- }
- function endpwent()
- {
- _pw_count = 0
- }
-