--- /dev/null
+#!/usr/bin/python3
+
+import io
+import os
+import re
+import sys
+
+rep = {
+ 'python2': [],
+ 'python3': [],
+ 'perl': [],
+}
+
+skip_files = [".h", ".c", ".cc", ".gif", ".png", ".jpg"]
+
+for root, dirs, files in os.walk(sys.argv[1]):
+ for name in files:
+ fname, fext = os.path.splitext(name)
+ if fext in skip_files:
+ continue
+
+ fpath = os.path.join(root, name)
+ with open(fpath, 'rt', encoding='utf-8', errors='replace') as f:
+ try:
+ fline = f.read(128)
+ f = io.StringIO(fline)
+ shebang = f.readline()
+ except UnicodeDecodeError as e:
+ print("%s: skipping file `%s': %s" % (sys.argv[0], fpath, e), file=sys.stderr)
+ continue
+ if re.compile(r'^#!/usr/bin/env python\s').match(shebang) \
+ or re.compile(r'^#!/usr/bin/env python2\s').match(shebang) \
+ or re.compile(r'^#!/usr/bin/python\s').match(shebang):
+ rep['python2'].append(fpath)
+ elif re.compile(r'^#!/usr/bin/env python3\s').match(shebang):
+ rep['python3'].append(fpath)
+ elif re.compile(r'^#!/usr/bin/env perl\s').match(shebang):
+ rep['perl'].append(fpath)
+
+def gf(files):
+ files.sort()
+ for i in range(0, len(files) - 1):
+ print("\t%s \\\n" % files[i], end='')
+ print("\t%s\n" % files[len(files) - 1])
+
+
+if rep['python2']:
+ print("sed -i -e '1s,#!/usr/bin/env python2,%{__python},' -e '1s,#!/usr/bin/env python,%{__python},' -e '1s,#!/usr/bin/python,%{__python},' \\")
+ gf(rep['python2'])
+
+if rep['python3']:
+ print("sed -i -e '1s,#!/usr/bin/env python3,%{__python3},' \\")
+ gf(rep['python3'])
+
+if rep['perl']:
+ print("sed -i -e '1s,#!/usr/bin/env perl,%{__perl},' \\")
+ gf(rep['perl'])