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#!/usr/bin/python3
# ./generate_from_libwebp.py /path/to/clean/libwebp/src/
import glob
import os
import re
import sys
FILE_KEYS = {}
def fix_headers(libwebp_dir, code_text):
out = ''
for line in code_text:
# Special config.h
if 'src/webp/config.h' in line:
out += '#include "config.h"\n'
continue
line = line.replace('#include "src/', '#include "' + libwebp_dir + '/')
header_file = re.match('#include\s+["]([^"]+)["].*', line)
# regex to search for <, > too
#header_file = re.match('#include\s+[<"]([^>"]+)[>"].*', line)
if header_file:
header = header_file.groups()[0]
abs_header = os.path.abspath(header)
header_exists = os.path.exists(abs_header)
if header_exists and abs_header in FILE_KEYS:
out += '#include "' + FILE_KEYS[abs_header] + '"\n'
else:
out += line + '\n'
else:
out += line + '\n'
return out
if len(sys.argv) != 2:
print('usage: ./generate_from_libwebp.py /path/to/clean/libwebp/src/')
os._exit(1)
code = ['.c', '.s', '.S', '.sx', 'cc', 'cpp', 'cpp' ]
header = ['.h', '.hh', '.hpp', '.hxx' ]
# Remove old files
files = os.listdir('.')
for file in files:
if file.endswith(tuple(code)) or file.endswith(tuple(header)):
os.remove(os.path.join('.', file))
path = sys.argv[1]
for file in glob.iglob(path + '/**', recursive=True):
if file.endswith(tuple(code)) or file.endswith(tuple(header)):
key = os.path.abspath(file)
val = file.replace(path, '').replace('/', '_')
FILE_KEYS[key] = val
root_dir = os.path.abspath('.')
libwebp_dir = os.path.abspath(path)
for full_path, local in FILE_KEYS.items():
os.chdir(os.path.dirname(full_path))
with open(full_path) as code:
code_text = code.read().splitlines()
code.close()
fixed = fix_headers(libwebp_dir, code_text)
os.chdir(root_dir)
local_file = open(local, "w")
local_file.write(fixed)
local_file.close()
# Write config.h
config = '#ifndef WEBANIMATION_HPP\n#define WEBANIMATION_HPP\n'
config += '#define WEBP_USE_THREAD\n'
config += '#endif\n'
config_file = open('config.h', "w")
config_file.write(config)
config_file.close()
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