Re: Memory question

["Padraig O'Briain" <Padraig Obriain Sun COM>]

David Rosal wrote:

> Allin Cottrell wrote:
>
> > gchar *text = g_strdup_printf("banana %d", i);
> > gtk_entry_set_text(GTK_ENTRY(entry), text);
> > g_free(text);
>
>
> Is the above code really safe?
>
> You're passing the address of "text" to the function 
> gtk_entry_set_text(). Next you g_free() that address, so AFAIK the 
> memory manager marks it as free.
> Isn't it dangerous? I mean, after g_free() any call that requests for 
> memory (g_strdup, g_malloc, ...) can overwrite that memory chunk, 
> changing the text in the GtkEntry. Am I right?


No. gtk_entry_set_text makes a copy.

> Cheers,
>
>
> ~david
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