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	 4836cb360e
			
		
	
	
		4836cb360e
		
	
	
	
	
		
			
			This adds a script which can check for ABI breaks between two Git
revisions:
    $ ./contrib/ci/check-abi.sh
The CI is set up to run it automatically between the tip of the branch
being tested and the last release tag.
Based on the work by Mathieu Bridon <bochecha@daitauha.fr>, many thanks.
		
	
			
		
			
				
	
	
		
			115 lines
		
	
	
		
			3.2 KiB
		
	
	
	
		
			Python
		
	
	
		
			Executable File
		
	
	
	
	
			
		
		
	
	
			115 lines
		
	
	
		
			3.2 KiB
		
	
	
	
		
			Python
		
	
	
		
			Executable File
		
	
	
	
	
| #!/usr/bin/python3
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| 
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| 
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| import argparse
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| import contextlib
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| import os
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| import shutil
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| import subprocess
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| import sys
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| 
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| 
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| def format_title(title):
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|     box = {
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|         'tl': '╔', 'tr': '╗', 'bl': '╚', 'br': '╝', 'h': '═', 'v': '║',
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|     }
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|     hline = box['h'] * (len(title) + 2)
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| 
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|     return '\n'.join([
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|         f"{box['tl']}{hline}{box['tr']}",
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|         f"{box['v']} {title} {box['v']}",
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|         f"{box['bl']}{hline}{box['br']}",
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|     ])
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| 
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| 
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| def rm_rf(path):
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|     try:
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|         shutil.rmtree(path)
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|     except FileNotFoundError:
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|         pass
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| 
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| 
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| def sanitize_path(name):
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|     return name.replace('/', '-')
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| 
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| 
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| def get_current_revision():
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|     revision = subprocess.check_output(['git', 'rev-parse', '--abbrev-ref', 'HEAD'],
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|                                        encoding='utf-8').strip()
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| 
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|     if revision == 'HEAD':
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|         # This is a detached HEAD, get the commit hash
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|         revision = subprocess.check_output(['git', 'rev-parse', 'HEAD']).strip().decode('utf-8')
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| 
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|     return revision
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| 
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| 
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| @contextlib.contextmanager
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| def checkout_git_revision(revision):
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|     current_revision = get_current_revision()
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|     subprocess.check_call(['git', 'checkout', '-q', revision])
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| 
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|     try:
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|         yield
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|     finally:
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|         subprocess.check_call(['git', 'checkout', '-q', current_revision])
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| 
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| 
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| def build_install(revision):
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|     build_dir = '_build'
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|     dest_dir = os.path.abspath(sanitize_path(revision))
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|     print(format_title(f'# Building and installing {revision} in {dest_dir}'),
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|           end='\n\n', flush=True)
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| 
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|     with checkout_git_revision(revision):
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|         rm_rf(build_dir)
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|         rm_rf(revision)
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| 
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|         subprocess.check_call(['meson', build_dir,
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|                                '--prefix=/usr', '--libdir=lib',
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|                                '-Db_coverage=false', '-Dgtkdoc=false', '-Dtests=false'])
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|         subprocess.check_call(['ninja', '-v', '-C', build_dir])
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|         subprocess.check_call(['ninja', '-v', '-C', build_dir, 'install'],
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|                               env={'DESTDIR': dest_dir})
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| 
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|     return dest_dir
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| 
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| 
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| def compare(old_tree, new_tree):
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|     print(format_title(f'# Comparing the two ABIs'), end='\n\n', flush=True)
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| 
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|     old_headers = os.path.join(old_tree, 'usr', 'include')
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|     old_lib = os.path.join(old_tree, 'usr', 'lib', 'libfwupd.so')
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| 
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|     new_headers = os.path.join(new_tree, 'usr', 'include')
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|     new_lib = os.path.join(new_tree, 'usr', 'lib', 'libfwupd.so')
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| 
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|     subprocess.check_call([
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|         'abidiff', '--headers-dir1', old_headers, '--headers-dir2', new_headers,
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|         '--drop-private-types', '--suppressions', 'contrib/ci/abidiff.suppr',
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|         '--fail-no-debug-info', '--no-added-syms', old_lib, new_lib])
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| 
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| 
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| if __name__ == '__main__':
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|     parser = argparse.ArgumentParser()
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| 
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|     parser.add_argument('old', help='the previous revision, considered the reference')
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|     parser.add_argument('new', help='the new revision, to compare to the reference')
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| 
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|     args = parser.parse_args()
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| 
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|     if args.old == args.new:
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|         print("Let's not waste time comparing something to itself")
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|         sys.exit(0)
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| 
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|     old_tree = build_install(args.old)
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|     new_tree = build_install(args.new)
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| 
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|     try:
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|         compare(old_tree, new_tree)
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| 
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|     except subprocess.CalledProcessError:
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|         sys.exit(1)
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| 
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|     print(f'Hurray! {args.old} and {args.new} are ABI-compatible!')
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