More cleanups - whitespace, copyrights, etc.
diff --git a/examples/cdecl.py b/examples/cdecl.py
index 8884591..e885e40 100644
--- a/examples/cdecl.py
+++ b/examples/cdecl.py
@@ -1,15 +1,14 @@
#-----------------------------------------------------------------
# pycparser: cdecl.py
#
-# Example of the CDECL tool using pycparser. CDECL "explains"
-# C type declarations in plain English.
+# Example of the CDECL tool using pycparser. CDECL "explains" C type
+# declarations in plain English.
#
-# The AST generated by pycparser from the given declaration is
-# traversed recursively to build the explanation.
-# Note that the declaration must be a valid external declaration
-# in C. All the types used in it must be defined with typedef,
-# or parsing will fail. The definition can be arbitrary, it isn't
-# really used - by pycparser must know which tokens are types.
+# The AST generated by pycparser from the given declaration is traversed
+# recursively to build the explanation. Note that the declaration must be a
+# valid external declaration in C. All the types used in it must be defined with
+# typedef, or parsing will fail. The definition can be arbitrary - pycparser
+# doesn't really care what the type is defined to be, only that it's a type.
#
# For example:
#
@@ -17,7 +16,7 @@
# =>
# ar is a pointer to array[10] of pointer to const Node
#
-# Copyright (C) 2008-2011, Eli Bendersky
+# Copyright (C) 2008-2013, Eli Bendersky
# License: BSD
#-----------------------------------------------------------------
import sys
@@ -31,22 +30,23 @@
def explain_c_declaration(c_decl):
- """ Parses the declaration in c_decl and returns a text
+ """ Parses the declaration in c_decl and returns a text
explanation as a string.
-
+
The last external node of the string is used, to allow
earlier typedefs for used types.
"""
parser = c_parser.CParser()
-
+
try:
node = parser.parse(c_decl, filename='<stdin>')
except c_parser.ParseError:
e = sys.exc_info()[1]
return "Parse error:" + str(e)
- if ( not isinstance(node, c_ast.FileAST) or
- not isinstance(node.ext[-1], c_ast.Decl)):
+ if (not isinstance(node, c_ast.FileAST) or
+ not isinstance(node.ext[-1], c_ast.Decl)
+ ):
return "Not a valid declaration"
return _explain_decl_node(node.ext[-1])
@@ -58,10 +58,10 @@
"""
#~ print decl_node.show()
storage = ' '.join(decl_node.storage) + ' ' if decl_node.storage else ''
-
- return (decl_node.name +
- " is a " +
- storage +
+
+ return (decl_node.name +
+ " is a " +
+ storage +
_explain_type(decl_node.type))
@@ -69,7 +69,7 @@
""" Recursively explains a type decl node
"""
typ = type(decl)
-
+
if typ == c_ast.TypeDecl:
quals = ' '.join(decl.quals) + ' ' if decl.quals else ''
return quals + _explain_type(decl.type)
@@ -83,16 +83,16 @@
elif typ == c_ast.ArrayDecl:
arr = 'array'
if decl.dim: arr += '[%s]' % decl.dim.value
-
+
return arr + " of " + _explain_type(decl.type)
-
+
elif typ == c_ast.FuncDecl:
if decl.args:
params = [_explain_type(param) for param in decl.args.params]
args = ', '.join(params)
else:
args = ''
-
+
return ('function(%s) returning ' % (args) +
_explain_type(decl.type))
@@ -104,5 +104,5 @@
c_decl = "char *(*(**foo[][8])())[];"
print("Explaining the declaration: " + c_decl + "\n")
- print(explain_c_declaration(c_decl) + "\n")
+ print(explain_c_declaration(c_decl) + "\n")
