41 lines
1.1 KiB
Python
Executable File
41 lines
1.1 KiB
Python
Executable File
#!/usr/bin/env python3
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"This tool is intended to be used from meson"
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import os, sys, shutil, re
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if len (sys.argv) < 4:
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sys.exit(__doc__)
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version = sys.argv[1]
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major, minor, micro = version.split (".")
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OUTPUT = sys.argv[2]
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INPUT = sys.argv[3]
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CURRENT_SOURCE_DIR = os.path.dirname(INPUT)
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try:
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with open (OUTPUT, "r", encoding='utf-8') as old_output:
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for line in old_output:
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old_version = re.match (r"#define HB_VERSION_STRING \"(\d.\d.\d)\"", line)
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if old_version and old_version[1] == version:
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sys.exit ()
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except IOError:
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pass
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with open (INPUT, "r", encoding='utf-8') as template:
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with open (OUTPUT, "wb") as output:
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output.write (template.read ()
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.replace ("@HB_VERSION_MAJOR@", major)
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.replace ("@HB_VERSION_MINOR@", minor)
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.replace ("@HB_VERSION_MICRO@", micro)
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.replace ("@HB_VERSION@", version)
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.encode ())
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# copy it also to the source tree, but only if it has changed
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baseline_filename = os.path.join (CURRENT_SOURCE_DIR, os.path.basename (OUTPUT))
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with open(baseline_filename, "rb") as baseline:
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with open(OUTPUT, "rb") as generated:
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if baseline.read() != generated.read():
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shutil.copyfile (OUTPUT, baseline_filename)
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