Update CMake rules

+ Prefer Heimdal during Kerberos detection.
+ Add a check whether the Kerberos is Heimdal.
+ Add a check whether the compiler supports the option -fpermissive.
+ Add an option for the user to specify SYSTEM_CA_STORE_REGENERATE_COMMAND.
+ Set the library version to 1.0.0.

Signed-off-by: Slávek Banko <slavek.banko@axis.cz>

CMakeLists.txt

@@ -55,7 +55,8 @@ option( BUILD_TRANSLATIONS "Build translations" ${BUILD_ALL} )
 
 set( KDE_CONFDIR "/etc/trinity" CACHE STRING "TDE Settings Directory" )
 set( KRB5_FILE "/etc/krb5.conf" CACHE STRING "Kerberos config file"   )
-set( SYSTEM_CA_STORE_CERT_LOCATION "/usr/local/share/ca-certificates/" CACHE STRING "Location of ca-certificates" ) 
+set( SYSTEM_CA_STORE_CERT_LOCATION "/usr/local/share/ca-certificates/" CACHE STRING "Location of ca-certificates" )
+set( SYSTEM_CA_STORE_REGENERATE_COMMAND "update-ca-certificates" CACHE STRING "Command to update ca-certificates" )
 set( CRON_UPDATE_PRIMARY_REALM_CERTIFICATES_OPENLDAP_RELOAD_COMMAND "/etc/init.d/slapd force-reload" CACHE STRING "Cron command to update openLDAP" )
 
 
@@ -66,7 +67,7 @@ include( ConfigureChecks.cmake )
 
 ###### global compiler settings
 
-add_definitions( -DHAVE_CONFIG_H -UTQT_NO_ASCII_CAST -fpermissive )
+add_definitions( -DHAVE_CONFIG_H -UTQT_NO_ASCII_CAST ${ENABLE_PERMISSIVE_FLAG} )
 
 set( CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${TQT_CXX_FLAGS}" )
 set( CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -Wl,--no-undefined" )

ConfigureChecks.cmake

@@ -39,10 +39,10 @@ endif( NOT HAVE_LIBLDAP )
 
 ##### check for krb5
 
-pkg_search_module( KRB5 krb5 )
+pkg_search_module( KRB5 heimdal-krb5 krb5 )
 if( NOT KRB5_FOUND)
   if( NOT DEFINED KRB5_CONFIG_EXECUTABLE )
-    find_program( KRB5_CONFIG_EXECUTABLE NAMES krb5-config )
+    find_program( KRB5_CONFIG_EXECUTABLE NAMES krb5-config.heimdal krb5-config )
     if( NOT KRB5_CONFIG_EXECUTABLE )
       tde_message_fatal( "krb5 library is required but not found on your system" )
     endif( )
@@ -62,3 +62,18 @@ if( NOT KRB5_FOUND)
     set( KRB5_FOUND 1 )
   endif( )
 endif( )
+
+find_file( KRB5_ASN1_H
+    NAMES krb5_asn1.h
+    HINTS ${KRB5_INCLUDE_DIRS}
+)
+if( "${KRB5_ASN1_H}" STREQUAL "KRB5_ASN1_H-NOTFOUND" )
+    tde_message_fatal( "Heimdal Kerberos is required, but was not found on our system" )
+endif( )
+
+
+# check compiler permissive flag
+check_cxx_compiler_flag( -fpermissive HAVE_PERMISSIVE_SUPPORT )
+if( HAVE_PERMISSIVE_SUPPORT )
+  set( ENABLE_PERMISSIVE_FLAG "-fpermissive" )
+endif( )

src/CMakeLists.txt

@@ -11,6 +11,7 @@ include_directories(
 link_directories(
   ${TQT_LIBRARY_DIRS}
   ${TDE_LIB_DIR}
+  ${KRB5_LIBRARY_DIRS}
 )
 
 
@@ -30,9 +31,10 @@ tde_add_library( tdeldap SHARED AUTOMOC
      tdesu
      krb5 kadm5clnt kadm5srv hdb lber 
      ldap
-     
+
+  VERSION 1.0.0
   DESTINATION ${LIB_INSTALL_DIR}
-) 
+)
 
 
 ##### headers

src/libtdeldap.cpp

@@ -124,7 +124,9 @@ extern "C" {
 #define SYSTEM_CA_STORE_CERT_LOCATION "/usr/local/share/ca-certificates/"
 #endif
 
+#ifndef SYSTEM_CA_STORE_REGENERATE_COMMAND
 #define SYSTEM_CA_STORE_REGENERATE_COMMAND "update-ca-certificates"
+#endif
 
 #ifndef CRON_UPDATE_PRIMARY_REALM_CERTIFICATES_OPENLDAP_RELOAD_COMMAND
 #define CRON_UPDATE_PRIMARY_REALM_CERTIFICATES_OPENLDAP_RELOAD_COMMAND "/etc/init.d/slapd force-reload"