cmake: add find modules for PCRE and SQLite3

Reviewed-by: Roger Meier <r.meier@siemens.com>

cmake/FindPCRE.cmake

@@ -0,0 +1,35 @@
+#
+# $Id$
+#
+# - Find pcre
+# Find the native PCRE includes and library
+#
+#  PCRE_INCLUDE_DIRS - where to find pcre.h, etc.
+#  PCRE_LIBRARIES    - List of libraries when using pcre.
+#  PCRE_FOUND        - True if pcre found.
+
+
+IF (PCRE_INCLUDE_DIRS)
+  # Already in cache, be silent
+  SET(PCRE_FIND_QUIETLY TRUE)
+ENDIF (PCRE_INCLUDE_DIRS)
+
+FIND_PATH(PCRE_INCLUDE_DIR pcre.h)
+
+SET(PCRE_NAMES pcre)
+FIND_LIBRARY(PCRE_LIBRARY NAMES ${PCRE_NAMES} )
+
+# handle the QUIETLY and REQUIRED arguments and set PCRE_FOUND to TRUE if
+# all listed variables are TRUE
+INCLUDE(FindPackageHandleStandardArgs)
+FIND_PACKAGE_HANDLE_STANDARD_ARGS(PCRE DEFAULT_MSG PCRE_LIBRARY PCRE_INCLUDE_DIR)
+
+IF(PCRE_FOUND)
+  SET( PCRE_LIBRARIES ${PCRE_LIBRARY} )
+  SET( PCRE_INCLUDE_DIRS ${PCRE_INCLUDE_DIR} )
+ELSE(PCRE_FOUND)
+  SET( PCRE_LIBRARIES )
+  SET( PCRE_INCLUDE_DIRS )
+ENDIF(PCRE_FOUND)
+
+MARK_AS_ADVANCED( PCRE_LIBRARIES PCRE_INCLUDE_DIRS )

cmake/FindSQLite3.cmake

@@ -0,0 +1,87 @@
+# - Try to find Sqlite3
+# Once done this will define
+#
+#  SQLITE3_FOUND - system has Sqlite3
+#  SQLITE3_INCLUDE_DIRS - the Sqlite3 include directory
+#  SQLITE3_LIBRARIES - Link these to use Sqlite3
+#  SQLITE3_DEFINITIONS - Compiler switches required for using Sqlite3
+#
+#  Copyright (c) 2008 Andreas Schneider <mail@cynapses.org>
+#
+#  Redistribution and use is allowed according to the terms of the New
+#  BSD license.
+#  For details see the accompanying COPYING-CMAKE-SCRIPTS file.
+#
+
+
+if (SQLITE3_LIBRARIES AND SQLITE3_INCLUDE_DIRS)
+  # in cache already
+  set(SQLITE3_FOUND TRUE)
+else (SQLITE3_LIBRARIES AND SQLITE3_INCLUDE_DIRS)
+  # use pkg-config to get the directories and then use these values
+  # in the FIND_PATH() and FIND_LIBRARY() calls
+  if (${CMAKE_MAJOR_VERSION} EQUAL 2 AND ${CMAKE_MINOR_VERSION} EQUAL 4)
+    include(UsePkgConfig)
+    pkgconfig(sqlite3 _SQLITE3_INCLUDEDIR _SQLITE3_LIBDIR _SQLITE3_LDFLAGS _SQLITE3_CFLAGS)
+  else (${CMAKE_MAJOR_VERSION} EQUAL 2 AND ${CMAKE_MINOR_VERSION} EQUAL 4)
+    find_package(PkgConfig)
+    if (PKG_CONFIG_FOUND)
+      pkg_check_modules(_SQLITE3 sqlite3)
+    endif (PKG_CONFIG_FOUND)
+  endif (${CMAKE_MAJOR_VERSION} EQUAL 2 AND ${CMAKE_MINOR_VERSION} EQUAL 4)
+  find_path(SQLITE3_INCLUDE_DIR
+    NAMES
+      sqlite3.h
+    PATHS
+      ${_SQLITE3_INCLUDEDIR}
+      /usr/include
+      /usr/local/include
+      /opt/local/include
+      /sw/include
+  )
+
+  find_library(SQLITE3_LIBRARY
+    NAMES
+      sqlite3
+    PATHS
+      ${_SQLITE3_LIBDIR}
+      /usr/lib
+      /usr/local/lib
+      /opt/local/lib
+      /sw/lib
+  )
+
+  if (SQLITE3_LIBRARY)
+    set(SQLITE3_FOUND TRUE)
+  endif (SQLITE3_LIBRARY)
+
+  set(SQLITE3_INCLUDE_DIRS
+    ${SQLITE3_INCLUDE_DIR}
+  )
+
+  if (SQLITE3_FOUND)
+    set(SQLITE3_LIBRARIES
+      ${SQLITE3_LIBRARIES}
+      ${SQLITE3_LIBRARY}
+    )
+  endif (SQLITE3_FOUND)
+
+  if (SQLITE3_INCLUDE_DIRS AND SQLITE3_LIBRARIES)
+     set(SQLITE3_FOUND TRUE)
+  endif (SQLITE3_INCLUDE_DIRS AND SQLITE3_LIBRARIES)
+
+  if (SQLITE3_FOUND)
+    if (NOT Sqlite3_FIND_QUIETLY)
+      message(STATUS "Found Sqlite3: ${SQLITE3_LIBRARIES}")
+    endif (NOT Sqlite3_FIND_QUIETLY)
+  else (SQLITE3_FOUND)
+    if (Sqlite3_FIND_REQUIRED)
+      message(FATAL_ERROR "Could not find Sqlite3")
+    endif (Sqlite3_FIND_REQUIRED)
+  endif (SQLITE3_FOUND)
+
+  # show the SQLITE3_INCLUDE_DIRS and SQLITE3_LIBRARIES variables only in the advanced view
+  mark_as_advanced(SQLITE3_INCLUDE_DIRS SQLITE3_LIBRARIES)
+
+endif (SQLITE3_LIBRARIES AND SQLITE3_INCLUDE_DIRS)
+