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- """Merges all the header files."""
- from glob import glob
- from os import path as pt
- import re
- from collections import defaultdict
- import sys
- header_path = "../include"
- if len(sys.argv) > 1:
- header_path = sys.argv[1]
- OUTPUT = 'crow_all.h'
- re_depends = re.compile('^#include "(.*)"', re.MULTILINE)
- headers = [x.rsplit('/', 1)[-1] for x in glob(pt.join(header_path, '*.h*'))]
- headers += ['crow/' + x.rsplit('/', 1)[-1] for x in glob(pt.join(header_path, 'crow/*.h*'))]
- print(headers)
- edges = defaultdict(list)
- for header in headers:
- d = open(pt.join(header_path, header)).read()
- match = re_depends.findall(d)
- for m in match:
- # m should included before header
- edges[m].append(header)
- visited = defaultdict(bool)
- order = []
- def dfs(x):
- """Ensure all header files are visited."""
- visited[x] = True
- for y in edges[x]:
- if not visited[y]:
- dfs(y)
- order.append(x)
- for header in headers:
- if not visited[header]:
- dfs(header)
- order = order[::-1]
- for x in edges:
- print(x, edges[x])
- for x in edges:
- for y in edges[x]:
- assert order.index(x) < order.index(y), 'cyclic include detected'
- print(order)
- build = []
- for header in order:
- d = open(pt.join(header_path, header)).read()
- build.append(re_depends.sub(lambda x: '\n', d))
- build.append('\n')
- open(OUTPUT, 'w').write('\n'.join(build))
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