CMake packages for libevent, Net-SNMP, and others.

FindEvent.cmake

# Find Libevent
# http://monkey.org/~provos/libevent/
#
# Once done, this will define:
#
#  Event_FOUND - system has Event
#  Event_INCLUDE_DIRS - the Event include directories
#  Event_LIBRARIES - link these to use Event
#

if (EVENT_INCLUDE_DIR AND EVENT_LIBRARY)
  # Already in cache, be silent
  set(EVENT_FIND_QUIETLY TRUE)
endif (EVENT_INCLUDE_DIR AND EVENT_LIBRARY)

find_path(EVENT_INCLUDE_DIR event.h
  PATHS /usr/include
  PATH_SUFFIXES event
)

find_library(EVENT_LIBRARY
  NAMES event
  PATHS /usr/lib /usr/local/lib
)

set(EVENT_LIBRARIES ${EVENT_LIBRARY} )

add_definitions(-DLIBNET_LIL_ENDIAN)

include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(EVENT
  DEFAULT_MSG
  EVENT_INCLUDE_DIR
  EVENT_LIBRARIES
)

mark_as_advanced(EVENT_INCLUDE_DIR EVENT_LIBRARY)

FindGLIB2.cmake

# - Try to find GLib2
# Once done this will define
#
#  GLIB2_FOUND - system has GLib2
#  GLIB2_INCLUDE_DIRS - the GLib2 include directory
#  GLIB2_LIBRARIES - Link these to use GLib2
#
#  HAVE_GLIB_GREGEX_H  glib has gregex.h header and 
#                      supports g_regex_match_simple
#
#  Copyright (c) 2006 Andreas Schneider <mail@cynapses.org>
#  Copyright (c) 2006 Philippe Bernery <philippe.bernery@gmail.com>
#  Copyright (c) 2007 Daniel Gollub <dgollub@suse.de>
#  Copyright (c) 2007 Alban Browaeys <prahal@yahoo.com>
#  Copyright (c) 2008 Michael Bell <michael.bell@web.de>
#  Copyright (c) 2008 Bjoern Ricks <bjoern.ricks@googlemail.com>
#
#  Redistribution and use is allowed according to the terms of the New
#  BSD license.
#  For details see the accompanying COPYING-CMAKE-SCRIPTS file.
#


IF (GLIB2_LIBRARIES AND GLIB2_INCLUDE_DIRS )
  # in cache already
  SET(GLIB2_FOUND TRUE)
ELSE (GLIB2_LIBRARIES AND GLIB2_INCLUDE_DIRS )

  INCLUDE(FindPkgConfig)

  ## Glib
  IF ( GLIB2_FIND_REQUIRED )
    SET( _pkgconfig_REQUIRED "REQUIRED" )
  ELSE ( GLIB2_FIND_REQUIRED )
    SET( _pkgconfig_REQUIRED "" )
  ENDIF ( GLIB2_FIND_REQUIRED )

  IF ( GLIB2_MIN_VERSION )
    PKG_SEARCH_MODULE( GLIB2 ${_pkgconfig_REQUIRED} glib-2.0>=${GLIB2_MIN_VERSION} )
  ELSE ( GLIB2_MIN_VERSION )
    PKG_SEARCH_MODULE( GLIB2 ${_pkgconfig_REQUIRED} glib-2.0 )
  ENDIF ( GLIB2_MIN_VERSION )
  IF ( PKG_CONFIG_FOUND )
    IF ( GLIB2_FOUND )
      SET ( GLIB2_CORE_FOUND TRUE )
    ELSE ( GLIB2_FOUND )
      SET ( GLIB2_CORE_FOUND FALSE )
    ENDIF ( GLIB2_FOUND )
  ENDIF ( PKG_CONFIG_FOUND )

  # Look for glib2 include dir and libraries w/o pkgconfig
  IF ( NOT GLIB2_FOUND AND NOT PKG_CONFIG_FOUND )
    FIND_PATH(
      _glibconfig_include_DIR
    NAMES
      glibconfig.h
    PATHS
      /opt/gnome/lib64
      /opt/gnome/lib
      /opt/lib/
      /opt/local/lib
      /sw/lib/
      /usr/lib64
      /usr/lib
      /usr/local/include
      ${CMAKE_LIBRARY_PATH}
    PATH_SUFFIXES
      glib-2.0/include
    )

    FIND_PATH(
      _glib2_include_DIR
    NAMES
      glib.h
    PATHS
      /opt/gnome/include
      /opt/local/include
      /sw/include
      /usr/include
      /usr/local/include
    PATH_SUFFIXES
      glib-2.0
    )

    #MESSAGE(STATUS "Glib headers: ${_glib2_include_DIR}")

    FIND_LIBRARY(
      _glib2_link_DIR
    NAMES
      glib-2.0
      glib
    PATHS
      /opt/gnome/lib
      /opt/local/lib
      /sw/lib
      /usr/lib
      /usr/local/lib
    )
    IF ( _glib2_include_DIR AND _glib2_link_DIR )
        SET ( _glib2_FOUND TRUE )
    ENDIF ( _glib2_include_DIR AND _glib2_link_DIR )


    IF ( _glib2_FOUND )
        SET ( GLIB2_INCLUDE_DIRS ${_glib2_include_DIR} ${_glibconfig_include_DIR} )
        SET ( GLIB2_LIBRARIES ${_glib2_link_DIR} )
        SET ( GLIB2_CORE_FOUND TRUE )
    ELSE ( _glib2_FOUND )
        SET ( GLIB2_CORE_FOUND FALSE )
    ENDIF ( _glib2_FOUND )

    # Handle dependencies
    # libintl
    IF ( NOT LIBINTL_FOUND )
      FIND_PATH(LIBINTL_INCLUDE_DIR
      NAMES
        libintl.h
      PATHS
        /opt/gnome/include
        /opt/local/include
        /sw/include
        /usr/include
        /usr/local/include
      )

      FIND_LIBRARY(LIBINTL_LIBRARY
      NAMES
        intl
      PATHS
        /opt/gnome/lib
        /opt/local/lib
        /sw/lib
        /usr/local/lib
        /usr/lib
      )

      IF (LIBINTL_LIBRARY AND LIBINTL_INCLUDE_DIR)
        SET (LIBINTL_FOUND TRUE)
      ENDIF (LIBINTL_LIBRARY AND LIBINTL_INCLUDE_DIR)
    ENDIF ( NOT LIBINTL_FOUND )

    # libiconv
    IF ( NOT LIBICONV_FOUND )
      FIND_PATH(LIBICONV_INCLUDE_DIR
      NAMES
        iconv.h
      PATHS
        /opt/gnome/include
        /opt/local/include
        /opt/local/include
        /sw/include
        /sw/include
        /usr/local/include
        /usr/include
      PATH_SUFFIXES
        glib-2.0
      )

      FIND_LIBRARY(LIBICONV_LIBRARY
      NAMES
        iconv
      PATHS
        /opt/gnome/lib
        /opt/local/lib
        /sw/lib
        /usr/lib
        /usr/local/lib
      )

      IF (LIBICONV_LIBRARY AND LIBICONV_INCLUDE_DIR)
        SET (LIBICONV_FOUND TRUE)
      ENDIF (LIBICONV_LIBRARY AND LIBICONV_INCLUDE_DIR)
    ENDIF ( NOT LIBICONV_FOUND )

    IF (LIBINTL_FOUND)
      SET (GLIB2_LIBRARIES ${GLIB2_LIBRARIES} ${LIBINTL_LIBRARY})
      SET (GLIB2_INCLUDE_DIRS ${GLIB2_INCLUDE_DIRS} ${LIBINTL_INCLUDE_DIR})
    ENDIF (LIBINTL_FOUND)

    IF (LIBICONV_FOUND)
      SET (GLIB2_LIBRARIES ${GLIB2_LIBRARIES} ${LIBICONV_LIBRARY})
      SET (GLIB2_INCLUDE_DIRS ${GLIB2_INCLUDE_DIRS} ${LIBICONV_INCLUDE_DIR})
    ENDIF (LIBICONV_FOUND)

  ENDIF ( NOT GLIB2_FOUND AND NOT PKG_CONFIG_FOUND )
  ##

  IF (GLIB2_CORE_FOUND AND GLIB2_INCLUDE_DIRS AND GLIB2_LIBRARIES)
    SET (GLIB2_FOUND TRUE)
  ENDIF (GLIB2_CORE_FOUND AND GLIB2_INCLUDE_DIRS AND GLIB2_LIBRARIES)

  IF (GLIB2_FOUND)
    IF (NOT GLIB2_FIND_QUIETLY)
      MESSAGE (STATUS "Found GLib2: ${GLIB2_LIBRARIES} ${GLIB2_INCLUDE_DIRS}")
    ENDIF (NOT GLIB2_FIND_QUIETLY)
  ELSE (GLIB2_FOUND)
    IF (GLIB2_FIND_REQUIRED)
      MESSAGE (SEND_ERROR "Could not find GLib2")
    ENDIF (GLIB2_FIND_REQUIRED)
  ENDIF (GLIB2_FOUND)

  # show the GLIB2_INCLUDE_DIRS and GLIB2_LIBRARIES variables only in the advanced view
  MARK_AS_ADVANCED(GLIB2_INCLUDE_DIRS GLIB2_LIBRARIES)
  MARK_AS_ADVANCED(LIBICONV_INCLUDE_DIR LIBICONV_LIBRARY)
  MARK_AS_ADVANCED(LIBINTL_INCLUDE_DIR LIBINTL_LIBRARY)

ENDIF (GLIB2_LIBRARIES AND GLIB2_INCLUDE_DIRS)

IF ( GLIB2_FOUND )
	# Check if system has a newer version of glib
	# which supports g_regex_match_simple
	INCLUDE( CheckIncludeFiles )
	SET( CMAKE_REQUIRED_INCLUDES ${GLIB2_INCLUDE_DIRS} )
	CHECK_INCLUDE_FILES ( glib/gregex.h HAVE_GLIB_GREGEX_H )
	# Reset CMAKE_REQUIRED_INCLUDES
	SET( CMAKE_REQUIRED_INCLUDES "" )
ENDIF( GLIB2_FOUND )

FindLibNet.cmake

# - Find libnet
#
# -*- cmake -*-
#
# Find the libnet module
#
#  LIBNET_INCLUDE_DIR - where to find libnet.h, etc.
#  LIBNET_LIBRARIES   - List of libraries when using LibNet.
#  LIBNET_FOUND       - True if libnet found.

IF (LIBNET_INCLUDE_DIR)
  # Already in cache, be silent
  SET(LIBNET_FIND_QUIETLY TRUE)
ENDIF (LIBNET_INCLUDE_DIR)

FIND_PATH(LIBNET_INCLUDE_DIR libnet.h
  /usr/include
)

SET(LIBNET_NAMES net)
FIND_LIBRARY(LIBNET_LIBRARY
  NAMES ${LIBNET_NAMES}
  PATHS /usr/lib /usr/local/lib
  PATH_SUFFIXES libnet
)

ADD_DEFINITIONS(-DLIBNET_LIL_ENDIAN=1)

IF (LIBNET_INCLUDE_DIR AND LIBNET_LIBRARY)
  SET(LIBNET_FOUND TRUE)
  SET(LIBNET_LIBRARIES ${LIBNET_LIBRARY} )
  
ELSE (LIBNET_INCLUDE_DIR AND LIBNET_LIBRARY)
  SET(LIBNET_FOUND FALSE)
  SET(LIBNET_LIBRARIES )
ENDIF (LIBNET_INCLUDE_DIR AND LIBNET_LIBRARY)

IF (LIBNET_FOUND)
  IF (NOT LIBNET_FIND_QUIETLY)
    MESSAGE(STATUS "Found LibNet: ${LIBNET_LIBRARY}")
  ENDIF (NOT LIBNET_FIND_QUIETLY)
ELSE (LIBNET_FOUND)
  IF (LIBNET_FIND_REQUIRED)
    MESSAGE(STATUS "Looked for LibNet libraries named ${LIBNET_NAMES}.")
    MESSAGE(FATAL_ERROR "Could NOT find LibNet library")
  ENDIF (LIBNET_FIND_REQUIRED)
ENDIF (LIBNET_FOUND)

MARK_AS_ADVANCED(
  LIBNET_LIBRARY
  LIBNET_INCLUDE_DIR
  )

FindMySQL.cmake

# - Find mysqlclient
#
# -*- cmake -*-
#
# Find the native MySQL includes and library
#
#  MYSQL_INCLUDE_DIR - where to find mysql.h, etc.
#  MYSQL_LIBRARIES   - List of libraries when using MySQL.
#  MYSQL_FOUND       - True if MySQL found.

IF (MYSQL_INCLUDE_DIR)
  # Already in cache, be silent
  SET(MYSQL_FIND_QUIETLY TRUE)
ENDIF (MYSQL_INCLUDE_DIR)

FIND_PATH(MYSQL_INCLUDE_DIR mysql.h
  /usr/local/include/mysql
  /usr/include/mysql
)

SET(MYSQL_NAMES mysqlclient mysqlclient_r)
FIND_LIBRARY(MYSQL_LIBRARY
  NAMES ${MYSQL_NAMES}
  PATHS /usr/lib /usr/local/lib
  PATH_SUFFIXES mysql
)

IF (MYSQL_INCLUDE_DIR AND MYSQL_LIBRARY)
  SET(MYSQL_FOUND TRUE)
  SET( MYSQL_LIBRARIES ${MYSQL_LIBRARY} )
ELSE (MYSQL_INCLUDE_DIR AND MYSQL_LIBRARY)
  SET(MYSQL_FOUND FALSE)
  SET( MYSQL_LIBRARIES )
ENDIF (MYSQL_INCLUDE_DIR AND MYSQL_LIBRARY)

IF (MYSQL_FOUND)
  IF (NOT MYSQL_FIND_QUIETLY)
    MESSAGE(STATUS "Found MySQL: ${MYSQL_LIBRARY}")
  ENDIF (NOT MYSQL_FIND_QUIETLY)
ELSE (MYSQL_FOUND)
  IF (MYSQL_FIND_REQUIRED)
    MESSAGE(STATUS "Looked for MySQL libraries named ${MYSQL_NAMES}.")
    MESSAGE(FATAL_ERROR "Could NOT find MySQL library")
  ENDIF (MYSQL_FIND_REQUIRED)
ENDIF (MYSQL_FOUND)

MARK_AS_ADVANCED(
  MYSQL_LIBRARY
  MYSQL_INCLUDE_DIR
  )

FindNetSNMP.cmake

# - Find Net-SNMP
#
# -*- cmake -*-
#
# Find the Net-SNMP module
#
#  NETSNMP_INCLUDE_DIR - where to find Net-SNMP.h, etc.
#  NETSNMP_LIBRARIES   - List of libraries when using Net-SNMP.
#  NETSNMP_FOUND       - True if Net-SNMP found.

IF (NETSNMP_INCLUDE_DIR)
  # Already in cache, be silent
  SET(NETSNMP_FIND_QUIETLY TRUE)
ENDIF (NETSNMP_INCLUDE_DIR)

FIND_PATH(NETSNMP_INCLUDE_DIR snmp.h
  /usr/include/net-snmp/library
)

SET(NETSNMP_NAMES netsnmp)
FIND_LIBRARY(NETSNMP_LIBRARY
  NAMES ${NETSNMP_NAMES}
  PATHS /usr/lib /usr/local/lib
)

SET(NETSNMPAGENT_NAMES netsnmpagent)
FIND_LIBRARY(NETSNMPAGENT_LIBRARY
  NAMES ${NETSNMPAGENT_NAMES}
  PATHS /usr/lib /usr/local/lib
)

SET(NETSNMPHELPERS_NAMES netsnmphelpers)
FIND_LIBRARY(NETSNMPHELPERS_LIBRARY
  NAMES ${NETSNMPHELPERS_NAMES}
  PATHS /usr/lib /usr/local/lib
)

SET(NETSNMPMIBS_NAMES netsnmpmibs)
FIND_LIBRARY(NETSNMPMIBS_LIBRARY
  NAMES ${NETSNMPMIBS_NAMES}
  PATHS /usr/lib /usr/local/lib
)

SET(NETSNMPTRAPD_NAMES netsnmptrapd)
FIND_LIBRARY(NETSNMPTRAPD_LIBRARY
  NAMES ${NETSNMPTRAPD_NAMES}
  PATHS /usr/lib /usr/local/lib
)

SET(NETSNMP_LIBRARIES
  ${NETSNMP_LIBRARY}
  ${NETSNMPAGENT_LIBRARY}
  ${NETSNMPHELPERS_LIBRARY}
  ${NETSNMPMIBS_LIBRARY}
#  ${NETSNMPTRAPD_LIBRARY}
)


INCLUDE(FindPackageHandleStandardArgs)
FIND_PACKAGE_HANDLE_STANDARD_ARGS(NETSNMP
  DEFAULT_MSG
  NETSNMP_INCLUDE_DIR
  NETSNMP_LIBRARIES
)

MARK_AS_ADVANCED(
  NETSNMP_LIBRARY
  NETSNMPAGENT_LIBRARY
  NETSNMPHELPERS_LIBRARY
  NETSNMPMIBS_LIBRARY
  NETSNMPTRAPD_LIBRARY
  NETSNMP_INCLUDE_DIR
  )

FindPCRE.cmake

# - Find PCRE library
# -*- cmake -*-
# 
# Find the Perl-Compatible Regular Expressions (PCRE) includes and
# library
#
# Sets the following variables:
#
#  PCRE_INCLUDE_DIR  - where to find headers
#  PCRE_LIBRARIES    - List of libraries to link against
#  PCRE_FOUND        - True if PCRE found.
#

FIND_PACKAGE(PkgConfig)

PKG_CHECK_MODULES(PCRE REQUIRED libpcre)