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Code Issues Releases Activity

LP-535 simplified copy_dependencies.py

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use the fact that ntldd can find dependencies recursivly and on a bunch
of files at once
This commit is contained in:
Philippe Renon 2017-06-27 17:44:52 +02:00
parent 1a4bb0cc5b
commit 620aabc1fe
1 changed files with 13 additions and 32 deletions
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45
make/copy_dependencies.py
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@ -20,41 +20,25 @@ def cygpath(file):
return subprocess.check_output(["cygpath", "-m", file]).strip()
# ldd does not work well on Windows 10 and is not supported on mingw32
# ntldd seems to be more reliable but is not recursive (so recursion needs to be done here)
def ldd(file):
ldd_output = subprocess.check_output(["ntldd", file])
def ldd(files):
ldd_output = subprocess.check_output(["ntldd", "-R"] + files)
# sanitize output
ldd_output = ldd_output.strip()
ldd_output = ldd_output.replace('\\', '/')
# split output into lines
ldd_lines = ldd_output.split('\n')
ldd_lines = ldd_output.split(os.linesep)
# parse lines that match this format : <file name> ==> <file path> (<memory address>)
file_pattern = ".*/mingw../bin/.*"
file_pattern = cygpath("/") + "mingw(32|64)/bin/.*"
print file_pattern
pattern = "(.*) => (" + file_pattern + ") \((.*)\)";
regex = re.compile(pattern)
dependencies = {m.group(2).strip() for m in [regex.match(line) for line in ldd_lines] if m}
return dependencies
def find_dependencies(file, visited):
print "Analyzing " + file
visited.add(file)
dependencies = ldd(file)
# recurse
for f in dependencies.copy():
if f in visited:
continue
if args.excludes and os.path.basename(f) in args.excludes:
print "Ignoring " + f
dependencies.remove(f)
continue
dependencies = dependencies | find_dependencies(f, visited)
dependencies = {m.group(2) for m in [regex.match(line.strip()) for line in ldd_lines] if m}
return dependencies
parser = argparse.ArgumentParser(description='Find and copy dependencies to a destination directory.')
parser.add_argument('-n', '--no-copy', action='store_true', help='don\'t copy dependencies to destination dir')
parser.add_argument('-v', '--verbose', action='store_true', help='enable verbose mode')
parser.add_argument('-d', '--dest', type=str, default='.', help='destination directory (defaults to current directory)')
parser.add_argument('-s', '--source', type=str, default='.', help='source directory (defaults to current directory)')
parser.add_argument('-f', '--files', metavar='FILE', nargs='+', required=True, help='a file')
parser.add_argument('-e', '--excludes', metavar='FILE', nargs='+', help='a file')
@ -62,18 +46,12 @@ args = parser.parse_args()
# check that args.dest exists and is a directory
if not os.path.isdir(args.dest):
print "Error: destination " + str(args.dest) + " is not a directory."
print "Error: destination " + str(args.dest) + " is not a directory"
exit(1)
# find dependencies
dependencies = set()
visited = set()
for file in args.files:
file = os.path.join(args.source, file)
files = glob.glob(file)
for f in files:
dependencies = dependencies | find_dependencies(f, visited)
print "Found " + str(len(dependencies)) + " dependencies."
dependencies = ldd(args.files)
print "Found " + str(len(dependencies)) + " new dependencies"
# no copy, exit now
if args.no_copy:
@ -83,10 +61,13 @@ if args.no_copy:
copy_count = 0
for file in dependencies:
dest_file = args.dest + "/" + os.path.basename(file)
if args.excludes and os.path.basename(file) in args.excludes:
print "Ignoring " + file
continue
if not os.path.isfile(dest_file):
print "Copying " + file + " to " + args.dest
shutil.copy2(file, args.dest)
copy_count += 1
print "Copied " + str(copy_count) + " dependencies to '" + str(args.dest) + "'."
print "Copied " + str(copy_count) + " dependencies to " + str(args.dest)
exit(0)