988bfffca2
Instead of using regexes and globbing to find the rules.mk and keymap.c files, walk the directory tree to find them. Also, do away with the concept of revision.
81 lines
2.5 KiB
Python
81 lines
2.5 KiB
Python
""" Functions for working with Makefiles
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"""
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import os
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import qmk.path
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from qmk.errors import NoSuchKeyboardError
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def parse_rules_mk_file(file, rules_mk=None):
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"""Turn a rules.mk file into a dictionary.
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Args:
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file: path to the rules.mk file
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rules_mk: already parsed rules.mk the new file should be merged with
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Returns:
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a dictionary with the file's content
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"""
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if not rules_mk:
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rules_mk = {}
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if os.path.exists(file):
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rules_mk_lines = qmk.path.file_lines(file)
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for line in rules_mk_lines:
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# Filter out comments
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if line.strip().startswith("#"):
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continue
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# Strip in-line comments
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if '#' in line:
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line = line[:line.index('#')].strip()
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if '=' in line:
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# Append
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if '+=' in line:
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key, value = line.split('+=', 1)
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if key.strip() not in rules_mk:
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rules_mk[key.strip()] = value.strip()
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else:
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rules_mk[key.strip()] += ' ' + value.strip()
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# Set if absent
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elif "?=" in line:
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key, value = line.split('?=', 1)
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if key.strip() not in rules_mk:
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rules_mk[key.strip()] = value.strip()
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else:
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if ":=" in line:
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line.replace(":","")
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key, value = line.split('=', 1)
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rules_mk[key.strip()] = value.strip()
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return rules_mk
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def get_rules_mk(keyboard):
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""" Get a rules.mk for a keyboard
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Args:
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keyboard: name of the keyboard
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Raises:
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NoSuchKeyboardError: when the keyboard does not exists
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Returns:
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a dictionary with the content of the rules.mk file
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"""
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# Start with qmk_firmware/keyboards
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kb_path = os.path.join(os.getcwd(), "keyboards")
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# walk down the directory tree
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# and collect all rules.mk files
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if os.path.exists(os.path.join(kb_path, keyboard)):
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rules_mk = dict()
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for directory in keyboard.split(os.path.sep):
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kb_path = os.path.join(kb_path, directory)
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rules_mk_path = os.path.join(kb_path, "rules.mk")
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if os.path.exists(rules_mk_path):
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rules_mk = parse_rules_mk_file(rules_mk_path, rules_mk)
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else:
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raise NoSuchKeyboardError("The requested keyboard and/or revision does not exist.")
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return rules_mk
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