config-scripts/cups-pam.m4

   1 dnl
   2 dnl "$Id: cups-pam.m4 6649 2007-07-11 21:46:42Z mike $"
   3 dnl
   4 dnl   PAM stuff for the Common UNIX Printing System (CUPS).
   5 dnl
   6 dnl   Copyright 2007 by Apple Inc.
   7 dnl   Copyright 1997-2005 by Easy Software Products, all rights reserved.
   8 dnl
   9 dnl   These coded instructions, statements, and computer programs are the
  10 dnl   property of Apple Inc. and are protected by Federal copyright
  11 dnl   law.  Distribution and use rights are outlined in the file "LICENSE.txt"
  12 dnl   which should have been included with this file.  If this file is
  13 dnl   file is missing or damaged, see the license at "http://www.cups.org/".
  14 dnl
  15
  16 AC_ARG_ENABLE(pam, [  --enable-pam            turn on PAM support, default=yes])
  17
  18 dnl Don't use PAM with AIX...
  19 if test $uname = AIX; then
  20         enable_pam=no
  21 fi
  22
  23 PAMDIR=""
  24 PAMFILE=""
  25 PAMLIBS=""
  26 PAMMOD="pam_unknown.so"
  27
  28 if test x$enable_pam != xno; then
  29         SAVELIBS="$LIBS"
  30
  31         AC_CHECK_LIB(dl,dlopen)
  32         AC_CHECK_LIB(pam,pam_start)
  33         AC_CHECK_HEADER(security/pam_appl.h)
  34         if test x$ac_cv_header_security_pam_appl_h != xyes; then
  35                 AC_CHECK_HEADER(pam/pam_appl.h,
  36                         AC_DEFINE(HAVE_PAM_PAM_APPL_H))
  37         fi
  38
  39         if test x$ac_cv_lib_pam_pam_start != xno; then
  40                 # Set the necessary libraries for PAM...
  41                 if test x$ac_cv_lib_dl_dlopen != xno; then
  42                         PAMLIBS="-lpam -ldl"
  43                 else
  44                         PAMLIBS="-lpam"
  45                 fi
  46
  47                 # Find the PAM configuration directory, if any...
  48                 for dir in /private/etc/pam.d /etc/pam.d; do
  49                         if test -d $dir; then
  50                                 PAMDIR=$dir
  51                                 break;
  52                         fi
  53                 done
  54         fi
  55
  56         LIBS="$SAVELIBS"
  57
  58         case "$uname" in
  59                 Darwin*)
  60                         # Darwin, MacOS X
  61                         PAMFILE="pam.darwin"
  62                         ;;
  63                 IRIX)
  64                         # SGI IRIX
  65                         PAMFILE="pam.irix"
  66                         ;;
  67                 *)
  68                         # All others; this test might need to be updated
  69                         # as Linux distributors move things around...
  70                         for mod in pam_unix2.so pam_unix.so pam_pwdb.so; do
  71                                 if test -f /lib/security/$mod; then
  72                                         PAMMOD="$mod"
  73                                         break;
  74                                 fi
  75                         done
  76
  77                         PAMFILE="pam.std"
  78                         ;;
  79         esac
  80 fi
  81
  82 AC_SUBST(PAMDIR)
  83 AC_SUBST(PAMFILE)
  84 AC_SUBST(PAMLIBS)
  85 AC_SUBST(PAMMOD)
  86
  87 dnl
  88 dnl End of "$Id: cups-pam.m4 6649 2007-07-11 21:46:42Z mike $".
  89 dnl