AC_ARG_ENABLE(pam, [ --disable-pam disable PAM support])
AC_ARG_WITH(pam_module, [ --with-pam-module specify the PAM module to use])
if test $uname = AIX; then
enable_pam=no
fi
PAMDIR=""
PAMFILE="pam.std"
PAMLIBS=""
PAMMOD="pam_unknown.so"
PAMMODAUTH="pam_unknown.so"
if test x$enable_pam != xno; then
SAVELIBS="$LIBS"
AC_CHECK_LIB(dl,dlopen)
AC_CHECK_LIB(pam,pam_start)
AC_CHECK_LIB(pam,pam_set_item,AC_DEFINE(HAVE_PAM_SET_ITEM))
AC_CHECK_LIB(pam,pam_setcred,AC_DEFINE(HAVE_PAM_SETCRED))
AC_CHECK_HEADER(security/pam_appl.h)
if test x$ac_cv_header_security_pam_appl_h != xyes; then
AC_CHECK_HEADER(pam/pam_appl.h,
AC_DEFINE(HAVE_PAM_PAM_APPL_H))
fi
if test x$ac_cv_lib_pam_pam_start != xno; then
if test x$ac_cv_lib_dl_dlopen != xno; then
PAMLIBS="-lpam -ldl"
else
PAMLIBS="-lpam"
fi
for dir in /private/etc/pam.d /etc/pam.d; do
if test -d $dir; then
PAMDIR=$dir
break;
fi
done
fi
LIBS="$SAVELIBS"
case "$uname" in
Darwin*)
if test "x$with_pam_module" != x; then
PAMFILE="pam.$with_pam_module"
elif test -f /usr/lib/pam/pam_opendirectory.so.2; then
PAMFILE="pam.opendirectory"
else
PAMFILE="pam.securityserver"
fi
;;
*)
if test "x$with_pam_module" != x; then
PAMMOD="pam_${with_pam_module}.so"
elif test -f /lib/security/pam_unix2.so; then
PAMMOD="pam_unix2.so"
elif test -f /lib/security/pam_unix.so; then
PAMMOD="pam_unix.so"
fi
if test "x$PAMMOD" = xpam_unix.so; then
PAMMODAUTH="$PAMMOD shadow nodelay"
else
PAMMODAUTH="$PAMMOD nodelay"
fi
;;
esac
fi
AC_SUBST(PAMDIR)
AC_SUBST(PAMFILE)
AC_SUBST(PAMLIBS)
AC_SUBST(PAMMOD)
AC_SUBST(PAMMODAUTH)