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#!/usr/bin/env python3
"usage: gen-def.py harfbuzz.def hb.h [hb-blob.h hb-buffer.h ...]"
import os, re, sys
if len (sys.argv) < 3:
sys.exit(__doc__)
output_file = sys.argv[1]
header_paths = sys.argv[2:]
headers_content = []
for h in header_paths:
if h.endswith (".h"):
with open (h, encoding='utf-8') as f: headers_content.append (f.read ())
symbols = sorted (re.findall (r"^hb_\w+(?= \()", "\n".join (headers_content), re.M))
if '--experimental-api' not in sys.argv:
# Move these to harfbuzz-sections.txt when got stable
experimental_symbols = \
"""hb_subset_repack_or_fail
hb_subset_input_pin_axis_location
hb_subset_input_pin_axis_to_default
hb_subset_preprocess
""".splitlines ()
symbols = [x for x in symbols if x not in experimental_symbols]
symbols = "\n".join (symbols)
result = symbols if os.getenv ('PLAIN_LIST', '') else """EXPORTS
%s
LIBRARY lib%s-0.dll""" % (symbols, output_file.replace ('src/', '').replace ('.def', ''))
with open (output_file, "w") as f: f.write (result)
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