mirror of
https://github.com/wren-lang/wren.git
synced 2026-01-11 22:28:45 +01:00
abd1cf37c4
The amalgamation script now searches for files in the different directories of src. Also the full paths in the amalgamation were replaced by the basename to produce the same content on all machines. The makefile now creates the build directory for the amalgamation if it does not exist.
74 lines
1.9 KiB
Python
Executable File
74 lines
1.9 KiB
Python
Executable File
#!/usr/bin/env python
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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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