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Re: [Evolution-hackers] How do I use e_passwords_ask_password() without segvs?

You are missing e_passwords_init (). One reason could be this.

-Srini
On Wed, 2006-04-26 at 12:27 +0200, Jules Colding wrote:
> Hi,
> 
> I am trying to invoke e_passwords_ask_password() from a standalone
> application as well as from my Calendar backend. Both attempts fails
> miserably with a segv. The segv is in gtk_icon_set_render_icon() and I
> have no idea of why this happens.
> 
> The standalone test code that calls e_passwords_ask_password() is rather
> trivial. Essentially linking all the right libraries, including all the
> right headers and just doing:
> 
> int
> main (int argc, char *argv[])
> {
> 	gboolean remember = FALSE;
> 	char *password = NULL;
> 
> 	g_type_init();
> 	g_thread_init(NULL);
> 
> 	password = e_passwords_ask_password("Enter password",
> 		   		            "Brutus", 
> 				            "profile", 
> 				            "prompt",
> 				            E_PASSWORDS_REMEMBER_NEVER,
> 				            &remember, 
> 				            NULL);
> 	return EXIT_SUCCESS;
> }
> 
> I would really appreciate any help in with this and have appended the
> (lengthly) valgrind output below.
> 
> Thanks a lot in advance,
>   jules
> 
> 
> ############### valgrind output ################
> ==11895== Memcheck, a memory error detector.
> ==11895== Copyright (C) 2002-2005, and GNU GPL'd, by Julian Seward et al.
> ==11895== Using LibVEX rev 1471, a library for dynamic binary translation.
> ==11895== Copyright (C) 2004-2005, and GNU GPL'd, by OpenWorks LLP.
> ==11895== Using valgrind-3.1.0, a dynamic binary instrumentation framework.
> ==11895== Copyright (C) 2000-2005, and GNU GPL'd, by Julian Seward et al.
> ==11895== For more details, rerun with: -v
> ==11895== 
> 
> (process:11895): Gtk-CRITICAL **: gtk_settings_get_for_screen: assertion `GDK_IS_SCREEN (screen)' failed
> 
> (process:11895): GLib-GObject-CRITICAL **: g_object_get: assertion `G_IS_OBJECT (object)' failed
> ==11895== Conditional jump or move depends on uninitialised value(s)
> ==11895==    at 0xCDAFF9: g_param_value_validate (in /usr/lib/libgobject-2.0.so.0.1000.2)
> ==11895==    by 0xCD9B8A: g_object_set_valist (in /usr/lib/libgobject-2.0.so.0.1000.2)
> ==11895==    by 0xCD9FA5: g_object_set (in /usr/lib/libgobject-2.0.so.0.1000.2)
> ==11895==    by 0x7295740: (within /usr/lib/libgtk-x11-2.0.so.0.800.17)
> ==11895==    by 0x7295C97: (within /usr/lib/libgtk-x11-2.0.so.0.800.17)
> ==11895==    by 0xCD7E59: g_object_newv (in /usr/lib/libgobject-2.0.so.0.1000.2)
> ==11895==    by 0xCD89D8: g_object_new_valist (in /usr/lib/libgobject-2.0.so.0.1000.2)
> ==11895==    by 0xCD8ADF: g_object_new (in /usr/lib/libgobject-2.0.so.0.1000.2)
> ==11895==    by 0x729560B: gtk_button_new_from_stock (in /usr/lib/libgtk-x11-2.0.so.0.800.17)
> ==11895==    by 0x72E120E: gtk_dialog_add_button (in /usr/lib/libgtk-x11-2.0.so.0.800.17)
> ==11895==    by 0x7371F1C: (within /usr/lib/libgtk-x11-2.0.so.0.800.17)
> ==11895==    by 0xCDA1DB: (within /usr/lib/libgobject-2.0.so.0.1000.2)
> ==11895== 
> ==11895== Conditional jump or move depends on uninitialised value(s)
> ==11895==    at 0xCF7390: (within /usr/lib/libgobject-2.0.so.0.1000.2)
> ==11895==    by 0xCF4CB4: g_value_transform (in /usr/lib/libgobject-2.0.so.0.1000.2)
> ==11895==    by 0xCF8F11: g_strdup_value_contents (in /usr/lib/libgobject-2.0.so.0.1000.2)
> ==11895==    by 0xCD9DE6: g_object_set_valist (in /usr/lib/libgobject-2.0.so.0.1000.2)
> ==11895==    by 0xCD9FA5: g_object_set (in /usr/lib/libgobject-2.0.so.0.1000.2)
> ==11895==    by 0x7295740: (within /usr/lib/libgtk-x11-2.0.so.0.800.17)
> ==11895==    by 0x7295C97: (within /usr/lib/libgtk-x11-2.0.so.0.800.17)
> ==11895==    by 0xCD7E59: g_object_newv (in /usr/lib/libgobject-2.0.so.0.1000.2)
> ==11895==    by 0xCD89D8: g_object_new_valist (in /usr/lib/libgobject-2.0.so.0.1000.2)
> ==11895==    by 0xCD8ADF: g_object_new (in /usr/lib/libgobject-2.0.so.0.1000.2)
> ==11895==    by 0x729560B: gtk_button_new_from_stock (in /usr/lib/libgtk-x11-2.0.so.0.800.17)
> ==11895==    by 0x72E120E: gtk_dialog_add_button (in /usr/lib/libgtk-x11-2.0.so.0.800.17)
> 
> (process:11895): GLib-GObject-WARNING **: value "TRUE" of type `gboolean' is invalid or out of range for property `visible' of type `gboolean'
> 
> (process:11895): Gtk-CRITICAL **: gtk_settings_get_for_screen: assertion `GDK_IS_SCREEN (screen)' failed
> 
> (process:11895): GLib-GObject-CRITICAL **: g_object_get: assertion `G_IS_OBJECT (object)' failed
> 
> (process:11895): GLib-GObject-WARNING **: value "TRUE" of type `gboolean' is invalid or out of range for property `visible' of type `gboolean'
> 
> (process:11895): GLib-GObject-CRITICAL **: g_object_get: assertion `G_IS_OBJECT (object)' failed
> ==11895== 
> ==11895== Conditional jump or move depends on uninitialised value(s)
> ==11895==    at 0x72E0818: gtk_dialog_set_alternative_button_order (in /usr/lib/libgtk-x11-2.0.so.0.800.17)
> ==11895==    by 0x7371F5C: (within /usr/lib/libgtk-x11-2.0.so.0.800.17)
> ==11895==    by 0xCDA1DB: (within /usr/lib/libgobject-2.0.so.0.1000.2)
> ==11895==    by 0xCD7E59: g_object_newv (in /usr/lib/libgobject-2.0.so.0.1000.2)
> ==11895==    by 0xCD89D8: g_object_new_valist (in /usr/lib/libgobject-2.0.so.0.1000.2)
> ==11895==    by 0xCD8ADF: g_object_new (in /usr/lib/libgobject-2.0.so.0.1000.2)
> ==11895==    by 0x73710A6: gtk_message_dialog_new (in /usr/lib/libgtk-x11-2.0.so.0.800.17)
> ==11895==    by 0x52EED17: (within /usr/lib/libedataserverui-1.2.so.6.1.2)
> ==11895==    by 0x52EE904: (within /usr/lib/libedataserverui-1.2.so.6.1.2)
> ==11895==    by 0x52EE9C4: (within /usr/lib/libedataserverui-1.2.so.6.1.2)
> ==11895==    by 0x52EFB90: e_passwords_ask_password (in /usr/lib/libedataserverui-1.2.so.6.1.2)
> ==11895==    by 0x80492B9: main (e-cal-create-brutus-account.c:173)
> 
> (process:11895): Gtk-CRITICAL **: gtk_settings_get_for_screen: assertion `GDK_IS_SCREEN (screen)' failed
> 
> (process:11895): GLib-GObject-CRITICAL **: g_object_get: assertion `G_IS_OBJECT (object)' failed
> ==11895== 
> ==11895== Conditional jump or move depends on uninitialised value(s)
> ==11895==    at 0x72E9EC7: (within /usr/lib/libgtk-x11-2.0.so.0.800.17)
> ==11895==    by 0xCE01C8: g_cclosure_marshal_VOID__VOID (in /usr/lib/libgobject-2.0.so.0.1000.2)
> ==11895==    by 0xCD17A8: (within /usr/lib/libgobject-2.0.so.0.1000.2)
> ==11895==    by 0xCD2F6C: g_closure_invoke (in /usr/lib/libgobject-2.0.so.0.1000.2)
> ==11895==    by 0xCE4082: (within /usr/lib/libgobject-2.0.so.0.1000.2)
> ==11895==    by 0xCE4F46: g_signal_emit_valist (in /usr/lib/libgobject-2.0.so.0.1000.2)
> ==11895==    by 0xCE5108: g_signal_emit (in /usr/lib/libgobject-2.0.so.0.1000.2)
> ==11895==    by 0x74512B1: gtk_widget_grab_focus (in /usr/lib/libgtk-x11-2.0.so.0.800.17)
> ==11895==    by 0x52EEF26: (within /usr/lib/libedataserverui-1.2.so.6.1.2)
> ==11895==    by 0x52EE904: (within /usr/lib/libedataserverui-1.2.so.6.1.2)
> ==11895==    by 0x52EE9C4: (within /usr/lib/libedataserverui-1.2.so.6.1.2)
> ==11895==    by 0x52EFB90: e_passwords_ask_password (in /usr/lib/libedataserverui-1.2.so.6.1.2)
> 
> (process:11895): Gtk-WARNING **: Screen for GtkWindow not set; you must always set
> a screen for a GtkWindow before using the window
> 
> (process:11895): Gdk-CRITICAL **: gdk_pango_context_get_for_screen: assertion `GDK_IS_SCREEN (screen)' failed
> 
> (process:11895): Pango-CRITICAL **: pango_context_set_font_description: assertion `context != NULL' failed
> 
> (process:11895): Pango-CRITICAL **: pango_context_set_base_dir: assertion `context != NULL' failed
> 
> (process:11895): Pango-CRITICAL **: pango_context_set_language: assertion `context != NULL' failed
> 
> (process:11895): Pango-CRITICAL **: pango_layout_new: assertion `context != NULL' failed
> 
> (process:11895): Pango-CRITICAL **: pango_layout_set_text: assertion `layout != NULL' failed
> 
> (process:11895): Pango-CRITICAL **: pango_layout_set_attributes: assertion `layout != NULL' failed
> 
> (process:11895): Pango-CRITICAL **: pango_layout_set_alignment: assertion `layout != NULL' failed
> 
> (process:11895): Pango-CRITICAL **: pango_layout_set_ellipsize: assertion `PANGO_IS_LAYOUT (layout)' failed
> 
> (process:11895): Pango-CRITICAL **: pango_layout_set_single_paragraph_mode: assertion `PANGO_IS_LAYOUT (layout)' failed
> 
> (process:11895): Pango-CRITICAL **: pango_layout_set_width: assertion `layout != NULL' failed
> 
> (process:11895): Pango-CRITICAL **: pango_layout_get_extents: assertion `layout != NULL' failed
> ==11895== 
> ==11895== Conditional jump or move depends on uninitialised value(s)
> ==11895==    at 0x732206D: (within /usr/lib/libgtk-x11-2.0.so.0.800.17)
> ==11895==    by 0xCDF838: g_cclosure_marshal_VOID__BOXED (in /usr/lib/libgobject-2.0.so.0.1000.2)
> ==11895==    by 0xCD17A8: (within /usr/lib/libgobject-2.0.so.0.1000.2)
> ==11895==    by 0xCD305B: g_closure_invoke (in /usr/lib/libgobject-2.0.so.0.1000.2)
> ==11895==    by 0xCE3EC9: (within /usr/lib/libgobject-2.0.so.0.1000.2)
> ==11895==    by 0xCE4F46: g_signal_emit_valist (in /usr/lib/libgobject-2.0.so.0.1000.2)
> ==11895==    by 0xCE6D7D: g_signal_emit_by_name (in /usr/lib/libgobject-2.0.so.0.1000.2)
> ==11895==    by 0x73AAE75: (within /usr/lib/libgtk-x11-2.0.so.0.800.17)
> ==11895==    by 0x73AB0C6: (within /usr/lib/libgtk-x11-2.0.so.0.800.17)
> ==11895==    by 0x7452B9B: gtk_widget_size_request (in /usr/lib/libgtk-x11-2.0.so.0.800.17)
> ==11895==    by 0x728E62E: (within /usr/lib/libgtk-x11-2.0.so.0.800.17)
> ==11895==    by 0xCDF838: g_cclosure_marshal_VOID__BOXED (in /usr/lib/libgobject-2.0.so.0.1000.2)
> ==11895== 
> ==11895== Conditional jump or move depends on uninitialised value(s)
> ==11895==    at 0x728FDBD: (within /usr/lib/libgtk-x11-2.0.so.0.800.17)
> ==11895==    by 0x732175F: (within /usr/lib/libgtk-x11-2.0.so.0.800.17)
> ==11895==    by 0xCDF838: g_cclosure_marshal_VOID__BOXED (in /usr/lib/libgobject-2.0.so.0.1000.2)
> ==11895==    by 0xCD17A8: (within /usr/lib/libgobject-2.0.so.0.1000.2)
> ==11895==    by 0xCD305B: g_closure_invoke (in /usr/lib/libgobject-2.0.so.0.1000.2)
> ==11895==    by 0xCE3EC9: (within /usr/lib/libgobject-2.0.so.0.1000.2)
> ==11895==    by 0xCE4F46: g_signal_emit_valist (in /usr/lib/libgobject-2.0.so.0.1000.2)
> ==11895==    by 0xCE6D7D: g_signal_emit_by_name (in /usr/lib/libgobject-2.0.so.0.1000.2)
> ==11895==    by 0x73AAE75: (within /usr/lib/libgtk-x11-2.0.so.0.800.17)
> ==11895==    by 0x73AB0C6: (within /usr/lib/libgtk-x11-2.0.so.0.800.17)
> ==11895==    by 0x7452B9B: gtk_widget_size_request (in /usr/lib/libgtk-x11-2.0.so.0.800.17)
> ==11895==    by 0x7449A4F: (within /usr/lib/libgtk-x11-2.0.so.0.800.17)
> 
> (process:11895): Gdk-CRITICAL **: gdk_pango_context_get_for_screen: assertion `GDK_IS_SCREEN (screen)' failed
> 
> (process:11895): Pango-CRITICAL **: pango_context_set_font_description: assertion `context != NULL' failed
> 
> (process:11895): Pango-CRITICAL **: pango_context_set_base_dir: assertion `context != NULL' failed
> 
> (process:11895): Pango-CRITICAL **: pango_context_set_language: assertion `context != NULL' failed
> 
> (process:11895): Pango-CRITICAL **: pango_layout_new: assertion `context != NULL' failed
> 
> (process:11895): Pango-CRITICAL **: pango_layout_set_text: assertion `layout != NULL' failed
> 
> (process:11895): Pango-CRITICAL **: pango_layout_set_attributes: assertion `layout != NULL' failed
> 
> (process:11895): Pango-CRITICAL **: pango_layout_set_alignment: assertion `layout != NULL' failed
> 
> (process:11895): Pango-CRITICAL **: pango_layout_set_ellipsize: assertion `PANGO_IS_LAYOUT (layout)' failed
> 
> (process:11895): Pango-CRITICAL **: pango_layout_set_single_paragraph_mode: assertion `PANGO_IS_LAYOUT (layout)' failed
> 
> (process:11895): Pango-CRITICAL **: pango_layout_set_width: assertion `layout != NULL' failed
> 
> (process:11895): Pango-CRITICAL **: pango_layout_get_extents: assertion `layout != NULL' failed
> 
> (process:11895): Gtk-CRITICAL **: gtk_icon_theme_get_for_screen: assertion `GDK_IS_SCREEN (screen)' failed
> 
> (process:11895): Gtk-CRITICAL **: gtk_settings_get_for_screen: assertion `GDK_IS_SCREEN (screen)' failed
> 
> (process:11895): Gtk-CRITICAL **: gtk_icon_size_lookup_for_settings: assertion `GTK_IS_SETTINGS (settings)' failed
> 
> (process:11895): Gtk-WARNING **: Invalid icon size 6
> 
> 
> (process:11895): Gtk-CRITICAL **: gtk_icon_theme_load_icon: assertion `GTK_IS_ICON_THEME (icon_theme)' failed
> ==11895== 
> ==11895== Invalid read of size 4
> ==11895==    at 0x732A9D8: gtk_icon_set_render_icon (in /usr/lib/libgtk-x11-2.0.so.0.800.17)
> ==11895==    by 0x7453A20: gtk_widget_render_icon (in /usr/lib/libgtk-x11-2.0.so.0.800.17)
> ==11895==    by 0x733F51F: (within /usr/lib/libgtk-x11-2.0.so.0.800.17)
> ==11895==    by 0x733F550: (within /usr/lib/libgtk-x11-2.0.so.0.800.17)
> ==11895==    by 0xCDF838: g_cclosure_marshal_VOID__BOXED (in /usr/lib/libgobject-2.0.so.0.1000.2)
> ==11895==    by 0xCD17A8: (within /usr/lib/libgobject-2.0.so.0.1000.2)
> ==11895==    by 0xCD305B: g_closure_invoke (in /usr/lib/libgobject-2.0.so.0.1000.2)
> ==11895==    by 0xCE3EC9: (within /usr/lib/libgobject-2.0.so.0.1000.2)
> ==11895==    by 0xCE4F46: g_signal_emit_valist (in /usr/lib/libgobject-2.0.so.0.1000.2)
> ==11895==    by 0xCE6D7D: g_signal_emit_by_name (in /usr/lib/libgobject-2.0.so.0.1000.2)
> ==11895==    by 0x73AAE75: (within /usr/lib/libgtk-x11-2.0.so.0.800.17)
> ==11895==    by 0x73AB0C6: (within /usr/lib/libgtk-x11-2.0.so.0.800.17)
> ==11895==  Address 0x8 is not stack'd, malloc'd or (recently) free'd
> ==11895== 
> ==11895== Process terminating with default action of signal 11 (SIGSEGV)
> ==11895==  Access not within mapped region at address 0x8
> ==11895==    at 0x732A9D8: gtk_icon_set_render_icon (in /usr/lib/libgtk-x11-2.0.so.0.800.17)
> ==11895==    by 0x7453A20: gtk_widget_render_icon (in /usr/lib/libgtk-x11-2.0.so.0.800.17)
> ==11895==    by 0x733F51F: (within /usr/lib/libgtk-x11-2.0.so.0.800.17)
> ==11895==    by 0x733F550: (within /usr/lib/libgtk-x11-2.0.so.0.800.17)
> ==11895==    by 0xCDF838: g_cclosure_marshal_VOID__BOXED (in /usr/lib/libgobject-2.0.so.0.1000.2)
> ==11895==    by 0xCD17A8: (within /usr/lib/libgobject-2.0.so.0.1000.2)
> ==11895==    by 0xCD305B: g_closure_invoke (in /usr/lib/libgobject-2.0.so.0.1000.2)
> ==11895==    by 0xCE3EC9: (within /usr/lib/libgobject-2.0.so.0.1000.2)
> ==11895==    by 0xCE4F46: g_signal_emit_valist (in /usr/lib/libgobject-2.0.so.0.1000.2)
> ==11895==    by 0xCE6D7D: g_signal_emit_by_name (in /usr/lib/libgobject-2.0.so.0.1000.2)
> ==11895==    by 0x73AAE75: (within /usr/lib/libgtk-x11-2.0.so.0.800.17)
> ==11895==    by 0x73AB0C6: (within /usr/lib/libgtk-x11-2.0.so.0.800.17)
> ==11895== 
> ==11895== ERROR SUMMARY: 11 errors from 7 contexts (suppressed: 80 from 1)
> ==11895== malloc/free: in use at exit: 184,943 bytes in 3,388 blocks.
> ==11895== malloc/free: 5,818 allocs, 2,430 frees, 1,826,871 bytes allocated.
> ==11895== For counts of detected errors, rerun with: -v
> ==11895== searching for pointers to 3,388 not-freed blocks.
> ==11895== checked 1,014,148 bytes.
> ==11895== 
> ==11895== LEAK SUMMARY:
> ==11895==    definitely lost: 2,040 bytes in 1 blocks.
> ==11895==      possibly lost: 43,936 bytes in 68 blocks.
> ==11895==    still reachable: 138,967 bytes in 3,319 blocks.
> ==11895==         suppressed: 0 bytes in 0 blocks.
> ==11895== Use --leak-check=full to see details of leaked memory.
> 
> 
> _______________________________________________
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