diff options
Diffstat (limited to 'examples')
| -rw-r--r-- | examples/oldconfig.py | 28 |
1 files changed, 27 insertions, 1 deletions
diff --git a/examples/oldconfig.py b/examples/oldconfig.py index 3cb60f0..d4eec97 100644 --- a/examples/oldconfig.py +++ b/examples/oldconfig.py @@ -146,6 +146,9 @@ def do_oldconfig_for_node(node): Prompts the user for a value for the menu node item, where applicable in oldconfig mode """ + # See do_oldconfig() + global conf_changed + # Only symbols and choices can be configured if not isinstance(node.item, (Symbol, Choice)): return @@ -198,10 +201,16 @@ def do_oldconfig_for_node(node): if sym.type == HEX and not val.startswith(("0x", "0X")): val = "0x" + val + old_str_val = sym.str_value + # Kconfiglib itself will print a warning here if the value # is invalid, so we don't need to bother if sym.set_value(val): # Valid value input. We're done with this node. + + if sym.str_value != old_str_val: + conf_changed = True + return else: @@ -253,15 +262,32 @@ def do_oldconfig_for_node(node): continue # Valid selection + + if options[sel_index - 1].tri_value != 2: + conf_changed = True + options[sel_index - 1].set_value(2) return def do_oldconfig(node): + # An earlier symbol in the Kconfig files might depend on a later symbol and + # become visible if its value changes. This flag is set to True if the + # value of any symbol changes, in which case we rerun the oldconfig to + # check for new visible symbols. + global conf_changed + + while True: + conf_changed = False + do_oldconfig_rec(node) + if not conf_changed: + break + +def do_oldconfig_rec(node): while node: do_oldconfig_for_node(node) if node.list: - do_oldconfig(node.list) + do_oldconfig_rec(node.list) node = node.next |