kc3-lang/harfbuzz/src/gen-harfbuzzcc.py

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• Hash : a55a4244
  Author :
  Date : 2022-03-24T20:16:41
  

   Meson build writes to the source directory (issue #3507 ) (#3508)
  
  Don't write to source directory if files did not change
  
  Remove writes to the source directory which cause a meson build failure
  if the source directory is read-only.
  
  https://github.com/harfbuzz/harfbuzz/pull/3508

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• src/gen-harfbuzzcc.py

• #!/usr/bin/env python3
  
  "This tool is intended to be used from meson"
  
  import os, sys, shutil
  
  if len (sys.argv) < 3:
  	sys.exit (__doc__)
  
  OUTPUT = sys.argv[1]
  CURRENT_SOURCE_DIR = sys.argv[2]
  sources = sys.argv[3:]
  
  with open (OUTPUT, "wb") as f:
  	f.write ("".join ('#include "{}"\n'.format (os.path.basename (x)) for x in sources if x.endswith (".cc")).encode ())
  
  # copy it also to the source tree, but only if it has changed
  baseline_filename = os.path.join (CURRENT_SOURCE_DIR, os.path.basename (OUTPUT))
  with open(baseline_filename, "rb") as baseline:
  	with open(OUTPUT, "rb") as generated:
  		if baseline.read() != generated.read():
  			shutil.copyfile (OUTPUT, baseline_filename)
  

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