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Commit | Line | Data |
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1 | #!/usr/bin/python3 | |
2 | ||
3 | # thisscript.py --buildroot=~/tmp/somepackage ~/rpm/BUILD/somepackage/ | |
4 | ||
5 | import argparse | |
6 | import hashlib | |
7 | import io | |
8 | import os | |
9 | import re | |
10 | import sys | |
11 | ||
12 | parser = argparse.ArgumentParser() | |
13 | parser.add_argument('sourcedir', help='RPM_SOURCE_DIR directory') | |
14 | parser.add_argument("--buildroot", help="RPM_BUILD_ROOT directory") | |
15 | args = parser.parse_args() | |
16 | ||
17 | rep = { | |
18 | 'python2': [], | |
19 | 'python3': [], | |
20 | 'perl': [], | |
21 | 'ruby': [], | |
22 | 'bash': [], | |
23 | } | |
24 | ||
25 | skip_files = [".h", ".c", ".cc", ".gif", ".png", ".jpg", ".ko", ".gz", ".o"] | |
26 | ||
27 | def hash(fname): | |
28 | hash_alg = hashlib.sha256() | |
29 | with open(fname, "rb") as f: | |
30 | for chunk in iter(lambda: f.read(4096), b""): | |
31 | hash_alg.update(chunk) | |
32 | return hash_alg.hexdigest() | |
33 | ||
34 | rpm_build_root_files = [] | |
35 | if args.buildroot: | |
36 | print("%s: Caching `%s' files..." % (sys.argv[0], args.buildroot)) | |
37 | for root, dirs, files in os.walk(args.buildroot): | |
38 | for name in files: | |
39 | fname, fext = os.path.splitext(name) | |
40 | if fext in skip_files: | |
41 | continue | |
42 | fpath = os.path.join(root, name) | |
43 | try: | |
44 | rpm_build_root_files.append(hash(fpath)) | |
45 | except FileNotFoundError: | |
46 | pass | |
47 | print("%s: Caching done." % (sys.argv[0])) | |
48 | ||
49 | for root, dirs, files in os.walk(args.sourcedir): | |
50 | for name in files: | |
51 | fname, fext = os.path.splitext(name) | |
52 | if fext in skip_files: | |
53 | continue | |
54 | ||
55 | fpath = os.path.join(root, name) | |
56 | try: | |
57 | with open(fpath, 'rt', encoding='utf-8', errors='replace') as f: | |
58 | try: | |
59 | fline = f.read(128) | |
60 | f = io.StringIO(fline) | |
61 | shebang = f.readline() | |
62 | except UnicodeDecodeError as e: | |
63 | print("%s: skipping file `%s': %s" % (sys.argv[0], fpath, e), file=sys.stderr) | |
64 | continue | |
65 | if re.compile(r'^#!\s*/usr/bin/env python\s').match(shebang) \ | |
66 | or re.compile(r'^#!\s*/usr/bin/env\s+python2\s').match(shebang) \ | |
67 | or re.compile(r'^#!\s*/usr/bin/python\s').match(shebang): | |
68 | rep['python2'].append(fpath) | |
69 | elif re.compile(r'^#!\s*/usr/bin/env\s+python3\s').match(shebang): | |
70 | rep['python3'].append(fpath) | |
71 | elif re.compile(r'^#!\s*/usr/bin/env\s+perl\s').match(shebang): | |
72 | rep['perl'].append(fpath) | |
73 | elif re.compile(r'^#!\s*/usr/bin/env\s+ruby\s').match(shebang): | |
74 | rep['ruby'].append(fpath) | |
75 | elif re.compile(r'^#!\s*/usr/bin/env\s+bash\s').match(shebang): | |
76 | rep['bash'].append(fpath) | |
77 | except FileNotFoundError: | |
78 | pass | |
79 | ||
80 | def gf(cmd, files): | |
81 | newfiles = [] | |
82 | for f in files: | |
83 | if not rpm_build_root_files or hash(f) in rpm_build_root_files: | |
84 | newfiles.append(f) | |
85 | newfiles.sort() | |
86 | if not newfiles: | |
87 | return | |
88 | print(cmd) | |
89 | for i in range(0, len(newfiles) - 1): | |
90 | print(" %s \\\n" % os.path.relpath(newfiles[i], start=args.sourcedir), end='') | |
91 | print(" %s\n" % os.path.relpath(newfiles[len(newfiles) - 1], start=args.sourcedir)) | |
92 | ||
93 | print("\n# Copy from here:") | |
94 | print("# %s " % sys.argv[0], end='') | |
95 | if args.buildroot: | |
96 | print("--buildroot=%s " % args.buildroot, end='') | |
97 | print("%s\n" % args.sourcedir) | |
98 | ||
99 | gf("%{__sed} -E -i -e '1s,#!\s*/usr/bin/env\s+python2(\s|$),#!%{__python}\\1,' -e '1s,#!\s*/usr/bin/env\s+python(\s|$),#!%{__python}\\1,' -e '1s,#!\s*/usr/bin/python(\s|$),#!%{__python}\\1,' \\", | |
100 | rep['python2']) | |
101 | gf("%{__sed} -E -i -e '1s,#!\s*/usr/bin/env\s+python3(\s|$),#!%{__python3}\\1,' \\", rep['python3']) | |
102 | gf("%{__sed} -E -i -e '1s,#!\s*/usr/bin/env\s+perl(\s|$),#!%{__perl}\\1,' \\", rep['perl']) | |
103 | gf("%{__sed} -E -i -e '1s,#!\s*/usr/bin/env\s+ruby(\s|$),#!%{__ruby}\\1,' \\", rep['ruby']) | |
104 | gf("%{__sed} -E -i -e '1s,#!\s*/usr/bin/env\s+bash(\s|$),#!/bin/bash\\1,' \\", rep['bash']) |