qconfig: Allow searching for CONFIG values
Add basic support for searching for matching of non-matching values. Signed-off-by: Simon Glass <sjg@chromium.org> Fixes: https://source.denx.de/u-boot/custodians/u-boot-dm/-/issues/20
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@@ -1079,7 +1079,7 @@ def do_imply_config(config_list, add_imply, imply_flags, skip_added,
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for linenum in sorted(linenums, reverse=True):
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add_imply_rule(config[CONFIG_LEN:], fname, linenum)
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def defconfig_matches(configs, re_match):
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def defconfig_matches(configs, re_match, re_val):
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"""Check if any CONFIG option matches a regex
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The match must be complete, i.e. from the start to end of the CONFIG option.
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@@ -1089,13 +1089,15 @@ def defconfig_matches(configs, re_match):
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key: CONFIG option
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value: Value of option
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re_match (re.Pattern): Match to check
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re_val (re.Pattern): Regular expression to check against value (or None)
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Returns:
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bool: True if any CONFIG matches the regex
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"""
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for cfg in configs:
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for cfg, val in configs.items():
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if re_match.fullmatch(cfg):
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return True
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if not re_val or re_val.fullmatch(val):
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return True
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return False
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def do_find_config(config_list):
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@@ -1123,6 +1125,11 @@ def do_find_config(config_list):
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if cfg[0] == '~':
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want = False
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cfg = cfg[1:]
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val = None
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re_val = None
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if '=' in cfg:
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cfg, val = cfg.split('=', maxsplit=1)
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re_val = re.compile(val)
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# Search everything that is still in the running. If it has a config
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# that we want, or doesn't have one that we don't, add it into the
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@@ -1131,7 +1138,7 @@ def do_find_config(config_list):
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out = set()
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re_match = re.compile(cfg)
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for defc in in_list:
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has_cfg = defconfig_matches(config_db[defc], re_match)
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has_cfg = defconfig_matches(config_db[defc], re_match, re_val)
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if has_cfg == want:
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out.add(defc)
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print(f'{len(out)} matches')
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