Prefer pkg-config for gpgme and gpg-error detection.r14.0.13r14.0.x

Use LARGEFILES_DEFINITIONS instead of hard-coded _FILE_OFFSET_BITS=64.

Signed-off-by: Slávek Banko <slavek.banko@axis.cz>
(cherry picked from commit 29a136eee18797885e199733bc3150ca4c4d0db2)

1 files changed, 66 insertions, 64 deletions

diff --git a/ConfigureChecks.cmake b/ConfigureChecks.cmake
index c025f5ee2..67500f427 100644
--- a/ConfigureChecks.cmake
+++ b/ConfigureChecks.cmake
@@ -67,88 +67,90 @@ if( WITH_GNOKII AND (BUILD_KADDRESSBOOK OR BUILD_KMOBILE) )
 endif( )
 
 
-if( BUILD_LIBTDENETWORK OR BUILD_CERTMANAGER OR BUILD_KMAIL OR BUILD_KADDRESSBOOK OR BUILD_KONTACT )
+if( (BUILD_LIBTDENETWORK OR BUILD_CERTMANAGER OR BUILD_KMAIL OR BUILD_KADDRESSBOOK OR BUILD_KONTACT) AND NOT HAVE_GPGME_0_4_BRANCH )
 
-  if( NOT HAVE_GPGME_0_4_BRANCH )
-    message( STATUS "checking for 'gpgme'" )
-  endif( )
+  message( STATUS "checking for 'gpgme'" )
 
-  # find gpgme-config
-  find_program( GPGME_EXECUTABLE NAMES gpgme-config )
-  if( NOT GPGME_EXECUTABLE )
-    tde_message_fatal( "gpgme-config was NOT found.\n gpgme library is installed?" )
-  endif( )
+  # check for gpgme
+  pkg_search_module( GPGME gpgme )
+  if( NOT GPGME_FOUND )
 
-  # find gpg-error-config
-  find_program( GPG_ERR_EXECUTABLE NAMES gpgrt-config gpg-error-config )
-  if( NOT GPG_ERR_EXECUTABLE )
-    tde_message_fatal( "gpgrt-config or gpg-error-config was NOT found.\n gpg-error library is installed?" )
-  endif( )
+    # find gpgme-config
+    find_program( GPGME_EXECUTABLE NAMES gpgme-config )
+    if( NOT GPGME_EXECUTABLE )
+      tde_message_fatal( "gpgme-config was NOT found.\n gpgme library is installed?" )
+    endif( )
 
-  macro( __run_gpgme_config  __type __var )
-    execute_process(
-      COMMAND ${GPGME_EXECUTABLE} --${__type}
-      OUTPUT_VARIABLE ${__var}
-      RESULT_VARIABLE __result
-      OUTPUT_STRIP_TRAILING_WHITESPACE )
-    if( _result )
-      tde_message_fatal( "Unable to run ${GPGME_EXECUTABLE}!\n gpgme library incorrectly installed?\n Path to gpgme-config incorrect?" )
+    macro( __run_gpgme_config  __type __var )
+      execute_process(
+        COMMAND ${GPGME_EXECUTABLE} --${__type}
+        OUTPUT_VARIABLE ${__var}
+        RESULT_VARIABLE __result
+        OUTPUT_STRIP_TRAILING_WHITESPACE )
+      if( _result )
+        tde_message_fatal( "Unable to run ${GPGME_EXECUTABLE}!\n gpgme library incorrectly installed?\n Path to gpgme-config incorrect?" )
+      endif( )
+    endmacro( )
+
+    __run_gpgme_config( version GPGME_VERSION )
+    __run_gpgme_config( cflags GPGME_INCLUDE_DIRS )
+    __run_gpgme_config( libs GPGME_LIBRARIES )
+
+    if( GPGME_INCLUDE_DIRS )
+      string( REGEX REPLACE "(^| +)-I" ";" GPGME_INCLUDE_DIRS "${GPGME_INCLUDE_DIRS}" )
     endif( )
-  endmacro( )
-
-  macro( __run_gpgerr_config  __type __var )
-    execute_process(
-      COMMAND ${GPG_ERR_EXECUTABLE} --${__type}
-      OUTPUT_VARIABLE ${__var}
-      RESULT_VARIABLE __result
-      OUTPUT_STRIP_TRAILING_WHITESPACE )
-    if( _result )
-      tde_message_fatal( "Unable to run ${GPG_ERR_EXECUTABLE}!\n gpg-error library incorrectly installed?\n Path to gpgme-config are incorrect?" )
+    if( GPGME_LIBRARIES )
+      string( REGEX REPLACE "(^| +)-l" ";" GPGME_LIBRARIES "${GPGME_LIBRARIES}" )
     endif( )
-  endmacro( )
 
-  __run_gpgme_config( version GPGME_VERSION )
-  __run_gpgme_config( cflags GPGME_INCLUDE_DIRS )
-  __run_gpgme_config( libs GPGME_LIBRARIES )
+  endif()
 
-  __run_gpgerr_config( version GPGERR_VERSION )
-  __run_gpgerr_config( cflags GPGERR_INCLUDE_DIRS )
-  __run_gpgerr_config( libs GPGERR_LIBRARIES )
+  # check for gpg-error
+  pkg_search_module( GPGERR gpg-error )
+  if( NOT GPGERR_FOUND )
 
-  # cleanup
-  if( GPGME_INCLUDE_DIRS )
-    string( REGEX REPLACE "(^| +)-I" ";" GPGME_INCLUDE_DIRS "${GPGME_INCLUDE_DIRS}" )
-  endif( )
-  if( GPGME_LIBRARIES )
-    string( REGEX REPLACE "(^| +)-l" ";" GPGME_LIBRARIES "${GPGME_LIBRARIES}" )
-  endif( )
-  if( GPGERR_INCLUDE_DIRS )
-    string( REGEX REPLACE "(^| +)-I" ";" GPGERR_INCLUDE_DIRS "${GPGERR_INCLUDE_DIRS}" )
-  endif( )
-  if( GPGERR_LIBRARIES )
-    string( REGEX REPLACE "(^| +)-l" ";" GPGERR_LIBRARIES "${GPGERR_LIBRARIES}" )
-  endif( )
-  set( GPGME_INCLUDE_DIRS "${GPGME_INCLUDE_DIRS};${GPGERR_INCLUDE_DIRS}" CACHE INTERNAL "" FORCE )
-  set( GPGME_LIBRARIES "${GPGME_LIBRARIES};${GPGERR_LIBRARIES}" CACHE INTERNAL "" FORCE )
+    # find gpg-error-config
+    find_program( GPG_ERR_EXECUTABLE NAMES gpgrt-config gpg-error-config )
+    if( NOT GPG_ERR_EXECUTABLE )
+      tde_message_fatal( "gpgrt-config or gpg-error-config was NOT found.\n gpg-error library is installed?" )
+    endif( )
 
-  # assuming that all newer system have gpgme >= 0.4
-  set( HAVE_GPGME_0_4_BRANCH 1 CACHE INTERNAL "" )
+    macro( __run_gpgerr_config  __type __var )
+      execute_process(
+        COMMAND ${GPG_ERR_EXECUTABLE} --${__type}
+        OUTPUT_VARIABLE ${__var}
+        RESULT_VARIABLE __result
+        OUTPUT_STRIP_TRAILING_WHITESPACE )
+      if( _result )
+        tde_message_fatal( "Unable to run ${GPG_ERR_EXECUTABLE}!\n gpg-error library incorrectly installed?\n Path to gpgme-config are incorrect?" )
+      endif( )
+    endmacro( )
+
+    __run_gpgerr_config( version GPGERR_VERSION )
+    __run_gpgerr_config( cflags GPGERR_INCLUDE_DIRS )
+    __run_gpgerr_config( libs GPGERR_LIBRARIES )
+
+    if( GPGERR_INCLUDE_DIRS )
+      string( REGEX REPLACE "(^| +)-I" ";" GPGERR_INCLUDE_DIRS "${GPGERR_INCLUDE_DIRS}" )
+    endif( )
+    if( GPGERR_LIBRARIES )
+      string( REGEX REPLACE "(^| +)-l" ";" GPGERR_LIBRARIES "${GPGERR_LIBRARIES}" )
+    endif( )
 
-  # NOTE: assume we have largefile support (need for gpgme)
-  # FIXME: to be sure, we must check it
-  add_definitions( -D_FILE_OFFSET_BITS=64 )
+  endif()
 
-  if( NOT HAVE_GPGME_0_4_BRANCH )
-    message( STATUS "  found 'gpgme', version ${GPGME_VERSION}" )
-  endif( )
+  # assuming that all newer system have gpgme >= 0.4
+  set( GPGME_INCLUDE_DIRS "${GPGME_INCLUDE_DIRS};${GPGERR_INCLUDE_DIRS}" CACHE INTERNAL "" FORCE )
+  set( GPGME_LIBRARIES "${GPGME_LIBRARIES};${GPGERR_LIBRARIES}" CACHE INTERNAL "" FORCE )
+  set( HAVE_GPGME_0_4_BRANCH 1 CACHE INTERNAL "" )
+  message( STATUS "  found 'gpgme', version ${GPGME_VERSION}" )
 
   # check for various GPGME features
   tde_save( CMAKE_CXX_FLAGS )
   tde_save( CMAKE_REQUIRED_INCLUDES )
   tde_save( CMAKE_REQUIRED_LIBRARIES )
   string( REGEX REPLACE "-include tqt.h" "" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}" )
-  # See FIXME above regarding -D_FILE_OFFSET_BITS=64
-  set( CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -D_FILE_OFFSET_BITS=64")
+  set( CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${LARGEFILES_DEFINITIONS}")
   set( CMAKE_REQUIRED_INCLUDES "${GPGME_INCLUDE_DIRS}")
   set( CMAKE_REQUIRED_LIBRARIES "${GPGME_LIBRARIES}")