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-rw-r--r--third_party/heimdal/cf/symbol-version.py85
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diff --git a/third_party/heimdal/cf/symbol-version.py b/third_party/heimdal/cf/symbol-version.py
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+#
+# Copyright (c) 2008 Kungliga Tekniska Högskolan
+# (Royal Institute of Technology, Stockholm, Sweden).
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions
+# are met:
+#
+# 1. Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+#
+# 2. Redistributions in binary form must reproduce the above copyright
+# notice, this list of conditions and the following disclaimer in the
+# documentation and/or other materials provided with the distribution.
+#
+# 3. Neither the name of the Institute nor the names of its contributors
+# may be used to endorse or promote products derived from this software
+# without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
+# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+# ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
+# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+# SUCH DAMAGE.
+
+
+import sys
+
+tokens = [ 'SYMBOL' ]
+literals = ['{','}',';', ':']
+
+t_SYMBOL = r'[a-zA-Z_][a-zA-Z0-9_\.]*'
+t_ignore = " \t\n"
+
+def t_error(t):
+ print "Illegal character '%s'" % t.value[0]
+ t.lexer.skip(1)
+
+import ply.lex as lex
+lex.lex()
+
+namespace = "global"
+symbols = []
+
+def p_syms(p):
+ 'syms : SYMBOL "{" elements "}"'
+ print "# %s" % p[1]
+
+def p_elements(p):
+ '''elements : element
+ | element elements'''
+
+def p_element(p):
+ '''element : SYMBOL ":"
+ | SYMBOL ";"'''
+ global namespace
+ if p[2] == ':':
+ namespace = p[1]
+ else:
+ symbols.append([namespace, p[1]])
+
+def p_error(p):
+ if p:
+ print "Syntax error at '%s'" % p.value
+ else:
+ print "Syntax error at EOF"
+
+import ply.yacc as yacc
+yacc.yacc()
+
+lines = sys.stdin.readlines()
+
+for line in lines:
+ yacc.parse(line)
+
+for symbol in symbols:
+ if symbol[0] == "global":
+ print "%s" % symbol[1]