[glom] build_sql_select_with_where_clause(): Fix a crash.

[Murray Cumming <murrayc src gnome org>]

commit 23f0e03e51b3e9f6cbf069bb1b38e7e55e486d71
Author: Murray Cumming <murrayc murrayc com>
Date:   Tue May 25 16:05:26 2010 +0200

    build_sql_select_with_where_clause(): Fix a crash.

 ChangeLog                      |   22 +++++++++++++---------
 glom/libglom/connectionpool.cc |    2 +-
 glom/libglom/utils.cc          |    2 +-
 3 files changed, 15 insertions(+), 11 deletions(-)
---
diff --git a/ChangeLog b/ChangeLog
index 98bd74a..c8d42af 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,4 +1,8 @@
-2010-05-25  Murray Cumming  <murrayc murrayc-x61>
+2010-05-25  Murray Cumming  <murrayc murrayc com>
+
+	* glom/libglom/utils.cc: build_sql_select_with_where_clause(): Fix a crash.
+
+2010-05-25  Murray Cumming  <murrayc murrayc com>
 
 	libglom: Utils: Avoid SQL strings for extra_join for doubly-related records.
 
@@ -21,7 +25,7 @@
 	* glom/report_builder.cc:
 	* glom/utility_widgets/db_adddel/glom_db_treemodel.cc: Adapt.
 
-2010-05-25  Murray Cumming  <murrayc murrayc-x61>
+2010-05-25  Murray Cumming  <murrayc murrayc com>
 
 	Document: get_field_used_in_relationship_to_one(): const correction.
 
@@ -29,7 +33,7 @@
 	get_field_used_in_relationship_to_one(): Make the relationship parameter 
 	const and adapt other code.
 
-2010-05-25  Murray Cumming  <murrayc murrayc-x61>
+2010-05-25  Murray Cumming  <murrayc murrayc com>
 
 	libglom: build_sql_select_add_fields_to_get(): Define joins here.
 
@@ -274,7 +278,7 @@
 
 1.14.2:
 
-2010-05-02  Murray Cumming  <murrayc murrayc-x61>
+2010-05-02  Murray Cumming  <murrayc murrayc com>
 
 	Python calculations: Really convert to expected types.
 
@@ -381,7 +385,7 @@ This is the master branch. See also the glom-1-14 branch.
 	* tests/test_selfhosting_new_empty.cc: Move out of the sub-directories,
 	because they do not need extra files.
 
-2010-04-27  Murray Cumming  <murrayc murrayc-x61>
+2010-04-27  Murray Cumming  <murrayc murrayc com>
 
 	PyGlom: Don't use deprecated boost::python::args.
 
@@ -762,7 +766,7 @@ This is the master branch. See also the glom-1-14 branch.
 	* Several *.cc files: Don't bother calling set_icon_name() after calling
 	get_glade_widget_derived_with_warning().
 
-2010-04-10  Murray Cumming  <murrayc murrayc-x61>
+2010-04-10  Murray Cumming  <murrayc murrayc com>
 
   dialog_run_with_help(): Get the help ID from the class.
 
@@ -2862,7 +2866,7 @@ This is the master branch. See also the glom-1-14 branch.
 	* glom/utility_widgets/comboentryglom.cc: init(): On Maemo, remove the
 	duplicate first column and do not expand the first column.
 
-2009-10-08  Murray Cumming  <murrayc murrayc-x61>
+2009-10-08  Murray Cumming  <murrayc murrayc com>
 
 	Maemo 5: List view: Subtly improve the separating lines.
 
@@ -4473,7 +4477,7 @@ Refactoring Dialog_Import_CSV: created testcase for the CsvParser's signal emiss
 	* glom/bakery/app_withdoc_gtk.[h|cc]: Remove the toolbar widget because
 	we hide it anyway.
 
-2009-07-05  Murray Cumming  <murrayc murrayc-x61>
+2009-07-05  Murray Cumming  <murrayc murrayc com>
 
 	* glom/application.cc: update_network_shared_ui(): Un-ifndef this for
 	client-only.
@@ -4528,7 +4532,7 @@ Refactoring Dialog_Import_CSV: created testcase for the CsvParser's signal emiss
 	* glom/utils_ui.h:
 	* glom/xsl_utils.cc: Adapted, using config.h instead of libglom_config.h
 
-2009-07-04  Murray Cumming  <murrayc murrayc-x61>
+2009-07-04  Murray Cumming  <murrayc murrayc com>
 
 	libglom: Always enable developer-mode (!client-only) API.
 
diff --git a/glom/libglom/connectionpool.cc b/glom/libglom/connectionpool.cc
index dfb560b..f7c06fa 100644
--- a/glom/libglom/connectionpool.cc
+++ b/glom/libglom/connectionpool.cc
@@ -584,7 +584,7 @@ bool ConnectionPool::startup(const SlotProgress& slot_progress, bool network_sha
 
   //If we crash while running (unlikely, hopefully), then try to cleanup.
   //Comment this out if you want to see the backtrace in a debugger.
-  previous_sig_handler = signal(SIGSEGV, &on_linux_signal);
+  //previous_sig_handler = signal(SIGSEGV, &on_linux_signal);
 
   return true;
 }
diff --git a/glom/libglom/utils.cc b/glom/libglom/utils.cc
index 4584633..e6ed5f0 100644
--- a/glom/libglom/utils.cc
+++ b/glom/libglom/utils.cc
@@ -375,7 +375,7 @@ Glib::RefPtr<Gnome::Gda::SqlBuilder> Utils::build_sql_select_with_where_clause(c
   
   if(extra_join)
   {
-    sharedptr<UsesRelationship> uses_relationship;
+    sharedptr<UsesRelationship> uses_relationship = sharedptr<UsesRelationship>::create();
     uses_relationship->set_relationship(extra_join);
     builder_add_join(builder, uses_relationship);
   }