def choose_profile(root, fname, screen, config):
options = []
opt2path = {}
cnt = 0
# Look for profiles
for name in sorted_dir(root):
path = os.path.join(root, name)
canon = os.path.join(path, fname)
if os.path.isdir(path) and os.path.exists(canon) and os.path.isfile(canon):
subprofile = False
# Look for subprofiles
for subname in sorted_dir(path):
subpath = os.path.join(path, subname)
subcanon = os.path.join(subpath, fname)
if os.path.isdir(subpath) and os.path.exists(subcanon) and os.path.isfile(subcanon):
subprofile = True
options.append("%s (%s)" % (name, subname))
opt2path[cnt] = [name, subname]
cnt += 1
if not subprofile:
options.append(name)
opt2path[cnt] = [name]
cnt += 1
(button, value) = xtui.choice_window(screen, 'Load preconfigured defaults', 'Choose configuration profile', options, None)
if button == 'cancel':
return None
return opt2path[value]
def subchoice(screen, name, choices, default):
"Return choice of choices"
maxkey = 0
for key, val in choices:
length = len(key)
if (length > maxkey):
maxkey = length
options = []
position = None
cnt = 0
for key, val in choices:
if (default) and (key == default):
position = cnt
options.append(" %-*s %s " % (maxkey, key, val))
cnt += 1
(button, value) = xtui.choice_window(screen, name, 'Choose value', options, position)
if button == 'cancel':
return None
return choices[value][0]
def subchoice(screen, name, choices, default):
"Return choice of choices"
maxkey = 0
for key, val in choices:
length = len(key)
if (length > maxkey):
maxkey = length
options = []
position = None
cnt = 0
for key, val in choices:
if (default) and (key == default):
position = cnt
options.append(" %-*s %s " % (maxkey, key, val))
cnt += 1
(button, value) = xtui.choice_window(screen, name, 'Choose value', options,
position)
if button == 'cancel':
return None
return choices[value][0]
def choose_profile(root, fname, screen, config):
options = []
opt2path = {}
cnt = 0
# Look for profiles
for name in sorted_dir(root):
path = os.path.join(root, name)
canon = os.path.join(path, fname)
if os.path.isdir(path) and os.path.exists(canon) and os.path.isfile(
canon):
subprofile = False
# Look for subprofiles
for subname in sorted_dir(path):
subpath = os.path.join(path, subname)
subcanon = os.path.join(subpath, fname)
if os.path.isdir(subpath) and os.path.exists(
subcanon) and os.path.isfile(subcanon):
subprofile = True
options.append("%s (%s)" % (name, subname))
opt2path[cnt] = [name, subname]
cnt += 1
if not subprofile:
options.append(name)
opt2path[cnt] = [name]
cnt += 1
(button, value) = xtui.choice_window(screen, 'Load preconfigured defaults',
'Choose configuration profile',
options, None)
if button == 'cancel':
return None
return opt2path[value]
def main():
profile = None
config = {}
rules = []
# Parse rules file
parse_rules(RULES_FILE, rules)
# Input configuration file can be specified on command line
# otherwise configuration from previous run is used.
if len(sys.argv) >= 4:
profile = parse_profile_name(sys.argv[3])
read_presets(profile, config)
elif os.path.exists(MAKEFILE):
read_config(MAKEFILE, config)
# Default mode: check values and regenerate configuration files
if (len(sys.argv) >= 3) and (sys.argv[2] == 'default'):
if (infer_verify_choices(config, rules)):
preprocess_config(config, rules)
create_output(MAKEFILE, MACROS, config, rules)
return 0
# Hands-off mode: check values and regenerate configuration files,
# but no interactive fallback
if (len(sys.argv) >= 3) and (sys.argv[2] == 'hands-off'):
# We deliberately test sys.argv >= 4 because we do not want
# to read implicitly any possible previous run configuration
if len(sys.argv) < 4:
sys.stderr.write("Configuration error: No presets specified\n")
return 2
if (infer_verify_choices(config, rules)):
preprocess_config(config, rules)
create_output(MAKEFILE, MACROS, config, rules)
return 0
sys.stderr.write("Configuration error: The presets are ambiguous\n")
return 1
# Check mode: only check configuration
if (len(sys.argv) >= 3) and (sys.argv[2] == 'check'):
if infer_verify_choices(config, rules):
return 0
return 1
screen = xtui.screen_init()
try:
selname = None
position = None
while True:
# Cancel out all values which have to be deduced
for varname, vartype, name, choices, cond in rules:
if (vartype == 'y') and (varname in config) and (config[varname] == '*'):
config[varname] = None
options = []
opt2row = {}
cnt = 1
options.append(" --- Load preconfigured defaults ... ")
for rule in rules:
varname, vartype, name, choices, cond = rule
if cond and (not check_condition(cond, config, rules)):
continue
if varname == selname:
position = cnt
if not varname in config:
value = None
else:
value = config[varname]
if not validate_rule_value(rule, value):
value = None
default = get_default_rule(rule)
#
# If we don't have a value but we do have
# a default, use it.
#
if value == None and default != None:
value = default
config[varname] = default
option = get_rule_option(rule, value)
if option != None:
options.append(option)
else:
continue
opt2row[cnt] = (varname, vartype, name, choices)
cnt += 1
if (position != None) and (position >= len(options)):
position = None
(button, value) = xtui.choice_window(screen, 'HelenOS configuration', 'Choose configuration option', options, position)
if button == 'cancel':
return 'Configuration canceled'
if button == 'done':
if (infer_verify_choices(config, rules)):
break
else:
xtui.error_dialog(screen, 'Error', 'Some options have still undefined values. These options are marked with the "?" sign.')
continue
if value == 0:
profile = choose_profile(PRESETS_DIR, MAKEFILE, screen, config)
if profile != None:
read_presets(profile, config)
position = 1
continue
position = None
if not value in opt2row:
raise RuntimeError("Error selecting value: %s" % value)
(selname, seltype, name, choices) = opt2row[value]
if not selname in config:
value = None
else:
value = config[selname]
if seltype == 'choice':
config[selname] = subchoice(screen, name, choices, value)
elif (seltype == 'y/n') or (seltype == 'n/y'):
if config[selname] == 'y':
config[selname] = 'n'
else:
config[selname] = 'y'
finally:
xtui.screen_done(screen)
preprocess_config(config, rules)
create_output(MAKEFILE, MACROS, config, rules)
return 0
def main():
profile = None
config = {}
rules = []
# Parse rules file
parse_rules(RULES_FILE, rules)
if len(sys.argv) > ARGPOS_CHOICE:
choice = sys.argv[ARGPOS_CHOICE]
else:
choice = None
if len(sys.argv) > ARGPOS_PRESET:
preset = sys.argv[ARGPOS_PRESET]
else:
preset = None
# Input configuration file can be specified on command line
# otherwise configuration from previous run is used.
if preset is not None:
profile = parse_profile_name(preset)
read_presets(profile, config)
elif os.path.exists(MAKEFILE):
read_config(MAKEFILE, config)
# Default mode: check values and regenerate configuration files
if choice == 'default':
if (infer_verify_choices(config, rules)):
preprocess_config(config, rules)
create_output(MAKEFILE, MACROS, config, rules)
return 0
# Hands-off mode: check values and regenerate configuration files,
# but no interactive fallback
if choice == 'hands-off':
# We deliberately test this because we do not want
# to read implicitly any possible previous run configuration
if preset is None:
sys.stderr.write("Configuration error: No presets specified\n")
return 2
if (infer_verify_choices(config, rules)):
preprocess_config(config, rules)
create_output(MAKEFILE, MACROS, config, rules)
return 0
sys.stderr.write("Configuration error: The presets are ambiguous\n")
return 1
# Check mode: only check configuration
if choice == 'check':
if infer_verify_choices(config, rules):
return 0
return 1
# Random mode
if choice == 'random':
ok = random_choices(config, rules, 0)
if not ok:
sys.stderr.write(
"Internal error: unable to generate random config.\n")
return 2
if not infer_verify_choices(config, rules):
sys.stderr.write(
"Internal error: random configuration not consistent.\n")
return 2
preprocess_config(config, rules)
create_output(MAKEFILE, MACROS, config, rules)
return 0
screen = xtui.screen_init()
try:
selname = None
position = None
while True:
# Cancel out all values which have to be deduced
for varname, vartype, name, choices, cond in rules:
if (vartype == 'y') and (varname
in config) and (config[varname]
== '*'):
config[varname] = None
options = []
opt2row = {}
cnt = 1
options.append(" --- Load preconfigured defaults ... ")
for rule in rules:
varname, vartype, name, choices, cond = rule
if cond and not cond.evaluate(config):
continue
if varname == selname:
position = cnt
if not varname in config:
value = None
else:
value = config[varname]
if not validate_rule_value(rule, value):
value = None
default = get_default_rule(rule)
#
# If we don't have a value but we do have
# a default, use it.
#
if value == None and default != None:
value = default
config[varname] = default
option = get_rule_option(rule, value)
if option != None:
options.append(option)
else:
continue
opt2row[cnt] = (varname, vartype, name, choices)
cnt += 1
if (position != None) and (position >= len(options)):
position = None
(button,
value) = xtui.choice_window(screen, 'HelenOS configuration',
'Choose configuration option',
options, position)
if button == 'cancel':
return 'Configuration canceled'
if button == 'done':
if (infer_verify_choices(config, rules)):
break
else:
xtui.error_dialog(
screen, 'Error',
'Some options have still undefined values. These options are marked with the "?" sign.'
)
continue
if value == 0:
profile = choose_profile(PRESETS_DIR, MAKEFILE, screen, config)
if profile != None:
read_presets(profile, config)
position = 1
continue
position = None
if not value in opt2row:
raise RuntimeError("Error selecting value: %s" % value)
(selname, seltype, name, choices) = opt2row[value]
if not selname in config:
value = None
else:
value = config[selname]
if seltype == 'choice':
config[selname] = subchoice(screen, name, choices, value)
elif (seltype == 'y/n') or (seltype == 'n/y'):
if config[selname] == 'y':
config[selname] = 'n'
else:
config[selname] = 'y'
finally:
xtui.screen_done(screen)
preprocess_config(config, rules)
create_output(MAKEFILE, MACROS, config, rules)
return 0