From daf29017c6ca5901d7d14918dbbcd326f23e0c5c Mon Sep 17 00:00:00 2001
From: Helio Castro <helio@kde.org>
Date: Tue, 11 Nov 2008 15:22:34 +0000
Subject: - Move old test check for new cmake pkg_check_module

svn path=/trunk/KDE/kdelibs/; revision=882888
---
 modules/FindExiv2.cmake | 101 ++++++++++++++----------------------------------
 1 file changed, 29 insertions(+), 72 deletions(-)

diff --git a/modules/FindExiv2.cmake b/modules/FindExiv2.cmake
index 5bef48be..4895b6c4 100644
--- a/modules/FindExiv2.cmake
+++ b/modules/FindExiv2.cmake
@@ -2,85 +2,42 @@
 #
 #  EXIV2_MIN_VERSION - You can set this variable to the minimum version you need 
 #                      before doing FIND_PACKAGE(Exiv2). The default is 0.12.
-# 
-# Once done this will define
-#
-#  EXIV2_FOUND - system has libexiv2
-#  EXIV2_INCLUDE_DIR - the libexiv2 include directory
-#  EXIV2_LIBRARIES - Link these to use libexiv2
-#  EXIV2_DEFINITIONS - Compiler switches required for using libexiv2
 #
+# All definitions come with new cmake macro PKG_CHECK_MODULES
 
-if (EXIV2_INCLUDE_DIR AND EXIV2_LIBRARIES)
+if (EXIV2_INCLUDEDIR AND EXIV2_LIBRARIES)
 
   # in cache already
   set(EXIV2_FOUND TRUE)
 
-else (EXIV2_INCLUDE_DIR AND EXIV2_LIBRARIES)
-  if (NOT WIN32)
-  # use pkg-config to get the directories and then use these values
-  # in the FIND_PATH() and FIND_LIBRARY() calls
-  include(UsePkgConfig)
-
-  if(NOT EXIV2_MIN_VERSION)
-    set(EXIV2_MIN_VERSION "0.12")
-  endif(NOT EXIV2_MIN_VERSION)
-  
-  pkgconfig(exiv2 _EXIV2IncDir _EXIV2LinkDir _EXIV2LinkFlags _EXIV2Cflags)
-
-  if(_EXIV2LinkFlags)
-    # query pkg-config asking for a Exiv2 >= 0.12
-    exec_program(${PKGCONFIG_EXECUTABLE} ARGS --atleast-version=${EXIV2_MIN_VERSION} exiv2 RETURN_VALUE _return_VALUE OUTPUT_VARIABLE _pkgconfigDevNull )
-    if(_return_VALUE STREQUAL "0")
-      message(STATUS "Found Exiv2 release >= ${EXIV2_MIN_VERSION}")
-      set(EXIV2_VERSION_GOOD_FOUND TRUE)
-    else(_return_VALUE STREQUAL "0")
-      message(STATUS "Found Exiv2 release < ${EXIV2_MIN_VERSION}")
-    endif(_return_VALUE STREQUAL "0")
-  else(_EXIV2LinkFlags)
-      set(EXIV2_FOUND FALSE)
-      set(EXIV2_VERSION_GOOD_FOUND FALSE)
-      message(STATUS "Cannot find Exiv2 library!")
-  endif(_EXIV2LinkFlags)
-  
-  else(NOT WIN32)
-     #Better check
-     set(EXIV2_VERSION_GOOD_FOUND TRUE)
-  endif (NOT WIN32)
-
-  if(EXIV2_VERSION_GOOD_FOUND)
-     set(EXIV2_DEFINITIONS ${_EXIV2Cflags})
- 
-     find_path(EXIV2_INCLUDE_DIR exiv2/exif.hpp
-       ${_EXIV2IncDir}
-     )
-  
-     find_library(EXIV2_LIBRARIES NAMES exiv2 libexiv2
-       PATHS
-       ${_EXIV2LinkDir}
-     )
-  
-     if (EXIV2_INCLUDE_DIR AND EXIV2_LIBRARIES)
+else (EXIV2_INCLUDEDIR AND EXIV2_LIBRARIES)
+    if (NOT WIN32)
+        if(NOT EXIV2_MIN_VERSION)
+            set(EXIV2_MIN_VERSION "0.12")
+        endif(NOT EXIV2_MIN_VERSION)
+
+        if (Exiv2_FIND_REQUIRED)
+            PKG_CHECK_MODULES(EXIV2 REQUIRED exiv2>=${EXIV2_MIN_VERSION})
+        else (Exiv2_FIND_REQUIRED)
+            PKG_CHECK_MODULES(EXIV2 exiv2>=${EXIV2_MIN_VERSION})
+        endif (Exiv2_FIND_REQUIRED)
+
+        if(EXIV2_FOUND)
+            message(STATUS "Found Exiv2 release ${EXIV2_VERSION}")
+        else(EXIV2_FOUND)
+            message(STATUS "Cannot find Exiv2 library!")
+        endif(EXIV2_FOUND)
+    else(NOT WIN32)
+        #Better check
         set(EXIV2_FOUND TRUE)
-        # TODO version check is missing
-     endif (EXIV2_INCLUDE_DIR AND EXIV2_LIBRARIES)
-   endif(EXIV2_VERSION_GOOD_FOUND)
-   if (EXIV2_FOUND)
-      if (NOT Exiv2_FIND_QUIETLY)
-       message(STATUS "Found Exiv2: ${EXIV2_LIBRARIES}")
-      endif (NOT Exiv2_FIND_QUIETLY)
-   else (EXIV2_FOUND)
-     if (Exiv2_FIND_REQUIRED)
-       if (NOT EXIV2_INCLUDE_DIR)
-         message(FATAL_ERROR "Could NOT find Exiv2 header files")
-       endif (NOT EXIV2_INCLUDE_DIR)
-       if (NOT EXIV2_LIBRARIES)
-           message(FATAL_ERROR "Could NOT find Exiv2 library")
-       endif (NOT EXIV2_LIBRARIES)
-     endif (Exiv2_FIND_REQUIRED)
+    endif (NOT WIN32)
+
+    if(EXIV2_FOUND)
+        set(EXIV2_DEFINITIONS ${EXIV2_CFLAGS})
+        if (NOT Exiv2_FIND_QUIETLY)
+            message(STATUS "Found Exiv2: ${EXIV2_LIBRARIES}")
+        endif (NOT Exiv2_FIND_QUIETLY)
    endif (EXIV2_FOUND)
 
-  mark_as_advanced(EXIV2_INCLUDE_DIR EXIV2_LIBRARIES)
-  
-endif (EXIV2_INCLUDE_DIR AND EXIV2_LIBRARIES)
+endif (EXIV2_INCLUDEDIR AND EXIV2_LIBRARIES)
 
-- 
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