# -*- autoconf -*-

#########################################

##

# Checks for libraries that are run

# before the agent module tests.

##

#########################################

##

#   RPM checks

#

##

AC_CHECK_HEADERS(rpm/rpmlib.h rpm/header.h)

AC_CHECK_HEADER(rpm/rpmlib.h,rpmlib_h=yes,rpmlib_h=no)

AC_CHECK_HEADER(rpm/header.h,rpmheader_h=yes,rpmheader_h=no)

if test "x$rpmheader_h" = "xno" -o "x$rpmlib_h" = "xno" ; then

  if test "x$with_rpm" = "xyes" ; then

    AC_MSG_ERROR([Could not find either the RPM header files needed and was specifically asked to use RPM support])

  else

    with_rpm=no

  fi

fi

#

# rpm libraries only needed for the host resources mib software

# installed tables (on linux in particular)

#

if test "x$with_rpm" != "xno"; then

  # ARG.  RPM is a real pain.

  # FWIW librpm.la, librpmio.la, and libpopt.la have correct dependencies.

  _rpmlibs=""

  # rpm-4.0.x needs rpmio.

  NETSNMP_SEARCH_LIBS(rpmGetPath, rpmio,,, $LMIBLIBS, _rpmlibs)

  # rpm-4.0.3 librpmdb actually contains what we need.

  NETSNMP_SEARCH_LIBS(rpmdbOpen, rpmdb,,, $LMIBLIBS, _rpmlibs)

  # now check for rpm using the appropriate libraries.

  NETSNMP_SEARCH_LIBS(rpmReadConfigFiles, rpm, [

    AC_DEFINE(HAVE_LIBRPM, 1,

      [Define to 1 if you have the `rpm' library (-lrpm).])

    LMIBLIBS="$_rpmlibs $LMIBLIBS"

  ],, $LMIBLIBS, _rpmlibs)

  # rpm 4.6 has incompatible API, turn on the legacy one

  NETSNMP_SEARCH_LIBS(headerGet,, [

    AC_DEFINE(HAVE_HEADERGET, 1,

      [Define to 1 if you have the headerGet function.])],, $LMIBLIBS)

fi

#

# getfsstat/getvfsstat

#

AC_SEARCH_LIBS(getfsstat, [nbutil])

AC_CHECK_FUNCS(getfsstat)

AC_CHECK_FUNCS(getvfsstat)

AC_FUNC_GETMNTENT

#

# kinfo_get_cpus

#

AC_SEARCH_LIBS(kinfo_get_cpus, [kinfo])

AC_CHECK_FUNCS(kinfo_get_cpus)

#

# diskIOLAx requires exp which may require -lm

#

AC_SEARCH_LIBS(exp, [m])

#

#   libkvm

#

NETSNMP_SEARCH_LIBS(kvm_read, kvm,,,, LAGENTLIBS)

NETSNMP_SEARCH_LIBS(kvm_openfiles, kvm,,,, LAGENTLIBS)

NETSNMP_SEARCH_LIBS(kvm_getprocs, kvm,,,, LMIBLIBS)

NETSNMP_SEARCH_LIBS(kvm_getproc2, kvm,,,, LMIBLIBS)

NETSNMP_SEARCH_LIBS(kvm_getfiles, kvm,,,, LMIBLIBS)

NETSNMP_SEARCH_LIBS(kvm_getfile2, kvm,,,, LMIBLIBS)

NETSNMP_SEARCH_LIBS(kvm_getswapinfo, kvm,,,, LMIBLIBS)

netsnmp_save_LIBS="$LIBS"

LIBS="$LAGENTLIBS $LMIBLIBS $LIBS"

AC_CHECK_FUNCS([kvm_openfiles kvm_getprocs kvm_getproc2 kvm_getswapinfo kvm_getfiles kvm_getfile2])

LIBS="$netsnmp_save_LIBS"

#

#   dynamic module support

#

NETSNMP_SEARCH_LIBS([dlopen], [dl],,, [$LAGENTLIBS $LSNMPLIBS], [LMIBLIBS])

netsnmp_save_LIBS="$LIBS"

LIBS="$LMIBLIBS $LAGENTLIBS $LSNMPLIBS $LIBS"

AC_CHECK_FUNCS([dlopen])

LIBS="$netsnmp_save_LIBS"

#

#   regex in process table

#

AC_CHECK_HEADER([pcre.h], 

  [

    AC_DEFINE([HAVE_PCRE_H], [1], [Define to 1 if you have <pcre.h>.])

    pcre_h=yes

  ],

  [

    pcre_h=no

  ]

)

if test "x$pcreheader_h" = "xno" -o "x$pcre_h" = "xno" ; then

  if test "x$with_pcre" = "xyes" ; then

    AC_MSG_ERROR([Could not find the pcre header file needed and was specifically asked to use pcre support])

  else

    with_pcre=no

  fi

fi

#

# pcre libraries only needed for the ucd process agent mib software

#

if test "x$with_pcre" != "xno"; then

  _pcrelibs=""

  NETSNMP_SEARCH_LIBS([pcre_exec], [pcre],,,, _pcrelibs)

  if test "x$_pcrelibs" != "x"; then

    LAGENTLIBS="$LAGENTLIBS $_pcrelibs"

    LMIBLIBS="$LMIBLIBS $_pcrelibs"

  fi

fi