* doc/observer.texi (executable_changed): New observer.

        * symtab.c: Include "observer.h".
        (find_main_name): New function.
        (main_name): If name_of_main is unset, then compute it
        using find_main_name.
        (symtab_observer_executable_changed): New function.
        (_initialize_symtab): Attach executable_changed observer.
        * exec.c: Include "observer.h".
        (exec_file_attach): Emit executable_changed notification.
        * symfile.c: Include "observer.h".
        (reread_symbols): Send an executable_changed if appropriate.
        * Makefile.in (exec.o): Add dependency on observer.h.
        (symfile.o): Likewise.
        (symtab.o): Likewise.

1 files changed, 2 insertions, 0 deletions

diff --git a/gdb/exec.c b/gdb/exec.c
index 875cee5..6bf524a 100644
--- a/gdb/exec.c
+++ b/gdb/exec.c
@@ -32,6 +32,7 @@
 #include "completer.h"
 #include "value.h"
 #include "exec.h"
+#include "observer.h"
 
 #include <fcntl.h>
 #include "readline/readline.h"
@@ -276,6 +277,7 @@ exec_file_attach (char *filename, int from_tty)
 	(*deprecated_exec_file_display_hook) (filename);
     }
   bfd_cache_close_all ();
+  observer_notify_executable_changed (NULL);
 }
 
 /*  Process the first arg in ARGS as the new exec file.