forked from Mirror/wren
74 lines
1.9 KiB
Python
Executable File
74 lines
1.9 KiB
Python
Executable File
#!/usr/bin/env python3
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import sys
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from os.path import basename, dirname, join, realpath, isfile
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from glob import iglob
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import re
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INCLUDE_PATTERN = re.compile(r'^\s*#include "([\w.]+)"')
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GUARD_PATTERN = re.compile(r'^#ifndef wren(_\w+)?_h$')
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WREN_DIR = dirname(dirname(realpath(__file__)))
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seen_files = set()
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out = sys.stdout
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# Find a file in the different folders of the src dir.
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def find_file(filename):
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names = [
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join(WREN_DIR, 'src', 'include', filename),
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join(WREN_DIR, 'src', 'vm', filename),
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join(WREN_DIR, 'src', 'optional', filename),
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]
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for f in names:
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if isfile(f):
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return f
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raise Exception('File "{0}" not found!'.format(filename))
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# Prints a plain text file, adding comment markers.
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def add_comment_file(filename):
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with open(filename, 'r') as f:
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for line in f:
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out.write('// ')
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out.write(line)
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# Prints the given C source file, recursively resolving local #includes.
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def add_file(filename):
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bname = basename(filename)
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# Only include each file at most once.
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if bname in seen_files:
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return
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once = False
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out.write('// Begin file "{0}"\n'.format(bname))
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with open(filename, 'r') as f:
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for line in f:
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m = INCLUDE_PATTERN.match(line)
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if m:
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add_file(find_file(m.group(1)))
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else:
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out.write(line)
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if GUARD_PATTERN.match(line):
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once = True
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out.write('// End file "{0}"\n'.format(bname))
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# Only skip header files which use #ifndef guards.
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# This is necessary because of the X Macro technique.
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if once:
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seen_files.add(bname)
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# Print license on top.
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add_comment_file(join(WREN_DIR, 'LICENSE'))
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out.write('\n')
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# Source files.
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add_file(join(WREN_DIR, 'src', 'include', 'wren.h'))
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# Must be included here because of conditional compilation.
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add_file(join(WREN_DIR, 'src', 'vm', 'wren_debug.h'))
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for f in iglob(join(WREN_DIR, 'src', 'vm', '*.c')):
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add_file(f)
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for f in iglob(join(WREN_DIR, 'src', 'optional', '*.c')):
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add_file(f)
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