Re: segmentation fault -- Help!

[Paolo Costabel <paolo imageworks com>]

randylhess netscape net wrote:
> Hello,
>
> Here is a copy of the function that is being called.  The destroy
> function and the show function worked before adding code to actually get
> it to authenticate.  It is crashing when it reaches the end of the
> function whether or not the login is valid.  It appears to function
> perfectly until the end of the function in either scenario.  It just
> does not have time to show the main_menu before segfault.  I am using
> gtk 1.2 for this, but I also have 2.0 installed.  Will that cause any
> problems?  The glade code is for 1.2 and won't work as-is on 2.0.  The
> default is still 1.2.  I hope this helps.  Any help you can give will be
> greatly appreciated.
>
> Randy Hess

This sounds like a stack overflow issue. I bet you have't allocated
enough 
space in the check_login_and_password() function to hold the password
string
or something. Since you say it worked before adding that call, I'd have
a look at that code.

> void
> on_mbllogin_clicked                    (GtkButton       *button,
>                                         gpointer         user_data)
> {
>   gboolean valid;
>   g_print("\nEnter call to username and password verification code here.");
>
>   /* Remove the valid = TRUE; line once code is inserted for
> authentication */
>
>   valid = FALSE;
>   server = read_server_name();
>   valid = check_login_and_password ();
>   if (valid)
>   {
>     g_print("\nInsert code to set all windows buttons to match
> permissions.");
>     gtk_widget_destroy (mblogin_window);
>     gtk_widget_show (main_menu);
>     /*mblogin_window = create_mblogin_window ();*/
>   }
>   else
>   {
>     g_print("\nInsert call to statusbar update with value of,Invalid
> Login or Username.");
>     set_message(mblogin_window, "mblmessageslabel", "Invalid Login or
> username.");
>   }
>   g_print("\nExiting on_mbllogin_clicked function.  Should have
> main_menu on screen.");
> }

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