summaryrefslogtreecommitdiff
path: root/src/gperf_fold_key_conv.py
diff options
context:
space:
mode:
authorJörg Frings-Fürst <debian@jff-webhosting.net>2016-05-10 05:12:17 +0200
committerJörg Frings-Fürst <debian@jff-webhosting.net>2016-05-10 05:12:17 +0200
commit5e01a4852b31d537307994248869caf38b4023cc (patch)
tree769c60020afcb58437477f348dca58fb0c789f64 /src/gperf_fold_key_conv.py
parent766e109fd638ef1eac33717b52e04a351da46483 (diff)
Imported Upstream version 6.0.0upstream/6.0.0
Diffstat (limited to 'src/gperf_fold_key_conv.py')
-rwxr-xr-xsrc/gperf_fold_key_conv.py67
1 files changed, 67 insertions, 0 deletions
diff --git a/src/gperf_fold_key_conv.py b/src/gperf_fold_key_conv.py
new file mode 100755
index 0000000..bdf57ad
--- /dev/null
+++ b/src/gperf_fold_key_conv.py
@@ -0,0 +1,67 @@
+#!/usr/bin/python
+# -*- coding: utf-8 -*-
+
+import sys
+import re
+
+REG_LINE_GPERF = re.compile('#line .+gperf"')
+REG_HASH_FUNC = re.compile('hash\s*\(register\s+const\s+char\s*\*\s*str,\s*register\s+unsigned\s+int\s+len\s*\)')
+REG_STR_AT = re.compile('str\[(\d+)\]')
+REG_RETURN_TYPE = re.compile('^const\s+int\s*\*')
+REG_FOLD_KEY = re.compile('unicode_fold(\d)_key\s*\(register\s+const\s+char\s*\*\s*str,\s*register\s+unsigned\s+int\s+len\)')
+REG_ENTRY = re.compile('\{".*?",\s*(-?\d+)\s*\}')
+REG_IF_LEN = re.compile('if\s*\(\s*len\s*<=\s*MAX_WORD_LENGTH.+')
+REG_GET_HASH = re.compile('(?:register\s+)?(?:unsigned\s+)?int\s+key\s*=\s*hash\s*\(str,\s*len\);')
+REG_GET_CODE = re.compile('(?:register\s+)?const\s+char\s*\*\s*s\s*=\s*wordlist\[key\]\.name;')
+REG_CODE_CHECK = re.compile('if\s*\(\*str\s*==\s*\*s\s*&&\s*!strncmp.+\)')
+REG_RETURN_WL = re.compile('return\s+&wordlist\[key\];')
+REG_RETURN_0 = re.compile('return 0;')
+
+def parse_line(s, key_len):
+ s = s.rstrip()
+
+ r = re.sub(REG_LINE_GPERF, '', s)
+ if r != s: return r
+ r = re.sub(REG_HASH_FUNC, 'hash(OnigCodePoint codes[])', s)
+ if r != s: return r
+ r = re.sub(REG_STR_AT, 'onig_codes_byte_at(codes, \\1)', s)
+ if r != s: return r
+ r = re.sub(REG_RETURN_TYPE, 'int', s)
+ if r != s: return r
+ r = re.sub(REG_FOLD_KEY, 'unicode_fold\\1_key(OnigCodePoint codes[])', s)
+ if r != s: return r
+ r = re.sub(REG_ENTRY, '\\1', s)
+ if r != s: return r
+ r = re.sub(REG_IF_LEN, 'if (0 == 0)', s)
+ if r != s: return r
+ r = re.sub(REG_GET_HASH, 'int key = hash(codes);', s)
+ if r != s: return r
+ r = re.sub(REG_GET_CODE, 'int index = wordlist[key];', s)
+ if r != s: return r
+ r = re.sub(REG_CODE_CHECK,
+ 'if (index >= 0 && onig_codes_cmp(codes, OnigUnicodeFolds%d + index, %d) == 0)' % (key_len, key_len), s)
+ if r != s: return r
+
+ r = re.sub(REG_RETURN_WL, 'return index;', s)
+ if r != s: return r
+ r = re.sub(REG_RETURN_0, 'return -1;', s)
+ if r != s: return r
+
+ return s
+
+def parse_file(f, key_len):
+ print "/* This file was converted by gperf_fold_key_conv.py\n from gperf output file. */"
+
+ line = f.readline()
+ while line:
+ s = parse_line(line, key_len)
+ print s
+ line = f.readline()
+
+
+# main
+argv = sys.argv
+argc = len(argv)
+
+key_len = int(argv[1])
+parse_file(sys.stdin, key_len)