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##*****************************************************************************
# AUTHOR:
# Morris Jette <jette1@llnl.gov>
#
# SYNOPSIS:
# X_AC_PAM
#
# DESCRIPTION:
# Test for PAM (Pluggable Authentication Module) support.
#
# WARNINGS:
# This macro must be placed after AC_PROG_CC or equivalent.
##*****************************************************************************
AC_DEFUN([X_AC_PAM], [
AC_MSG_CHECKING([whether to enable PAM support])
AC_ARG_ENABLE(
[pam],
AS_HELP_STRING(--enable-pam,enable PAM (Pluggable Authentication Modules) support),
[ case "$enableval" in
yes) x_ac_pam=yes ;;
no) x_ac_pam=no ;;
*) AC_MSG_RESULT([doh!])
AC_MSG_ERROR([bad value "$enableval" for --enable-pam]) ;;
esac
],
[x_ac_pam=yes]
)
if test "$x_ac_pam" = yes; then
AC_MSG_RESULT([yes])
AC_CHECK_LIB([pam],
[pam_get_user],
[ac_have_pam=yes; PAM_LIBS="-lpam"])
AC_CHECK_LIB([pam_misc],
[misc_conv],
[ac_have_pam_misc=yes; PAM_LIBS="$PAM_LIBS -lpam_misc"])
AC_SUBST(PAM_LIBS)
if test "x$ac_have_pam" = "xyes" -a "x$ac_have_pam_misc" = "xyes"; then
AC_DEFINE(HAVE_PAM,, [define if you have the PAM library])
else
if test -z "$enable_pam"; then
AC_MSG_WARN([unable to locate PAM libraries])
else
AC_MSG_ERROR([unable to locate PAM libraries])
fi
fi
else
AC_MSG_RESULT([no])
fi
AM_CONDITIONAL(HAVE_PAM,
test "x$x_ac_pam" = "xyes" -a "x$ac_have_pam" = "xyes" -a "x$ac_have_pam_misc" = "xyes")
AC_ARG_WITH(pam_dir,
AS_HELP_STRING(--with-pam_dir=PATH,Specify path to PAM module installation),
[
if test -d $withval ; then
PAM_DIR="$withval"
else
AC_MSG_ERROR([bad value "$withval" for --with-pam_dir])
fi
],
[
if test -d /lib64/security ; then
PAM_DIR="/lib64/security"
else
PAM_DIR="/lib/security"
fi
]
)
AC_SUBST(PAM_DIR)
AC_DEFINE_UNQUOTED(PAM_DIR, "$pam_dir", [Define PAM module installation directory.])
])
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