B ˜‘[ ã@s dZddlmZddlmZddlmZddlmZddl m Z m Z m Z m Z mZmZmZmZedƒZe dƒZe d ƒZe d ƒZd d „Zd d„ZGdd„deƒZGdd„de ƒZGdd„deƒZGdd„deƒZGdd„deƒZGdd„deƒZGdd„deƒZGdd„de ƒZGdd „d eƒZ d!S)"z1 AST nodes specific to the C family of languages é)ÚBasic)Ú string_types)ÚTuple)Úsympify)Ú AttributeÚ DeclarationÚNodeÚStringÚTokenÚTypeÚnoneÚ FunctionCallÚvoidÚrestrictÚvolatileÚstaticcCstdt|tƒrt|ƒn|gƒS)z9 Generate of FunctionCall instance for calling 'alignof' Úalignof)r Ú isinstancerr )Úarg©rú3lib/python3.7/site-packages/sympy/codegen/cnodes.pyrsrcCstdt|tƒrt|ƒn|gƒS)a Generate of FunctionCall instance for calling 'sizeof' Examples ======== >>> from sympy.codegen.ast import real >>> from sympy.codegen.cnodes import sizeof >>> from sympy.printing.ccode import ccode >>> ccode(sizeof(real)) 'sizeof(double)' Úsizeof)r rrr )rrrrrs rc@seZdZdZdd„ZdS)Ú CommaOperatorz$ Represents the comma operator in C cGstj|fdd„|DƒžŽS)NcSsg|] }t|ƒ‘qSr)r)Ú.0rrrrú )sz)CommaOperator.__new__..)rÚ__new__)ÚclsÚargsrrrr(szCommaOperator.__new__N)Ú__name__Ú __module__Ú __qualname__Ú__doc__rrrrrr&src@seZdZdZdS)ÚLabelzÔ Label for use with e.g. goto statement. Examples ======== >>> from sympy.codegen.cnodes import Label >>> from sympy.printing.ccode import ccode >>> print(ccode(Label('foo'))) foo: N)rrr r!rrrrr",s r"c@seZdZdZdgZeZdS)Úgotoz Represents goto in C ZlabelN)rrr r!Ú __slots__r"Z_construct_labelrrrrr#9sr#c@seZdZdZdZdS)Ú PreDecrementzø Represents the pre-decrement operator Examples ======== >>> from sympy.abc import x >>> from sympy.codegen.cnodes import PreDecrement >>> from sympy.printing.ccode import ccode >>> ccode(PreDecrement(x)) '--(x)' éN)rrr r!Únargsrrrrr%?s r%c@seZdZdZdZdS)Ú PostDecrementz( Represents the post-decrement operator r&N)rrr r!r'rrrrr(Osr(c@seZdZdZdZdS)Ú PreIncrementz' Represents the pre-increment operator r&N)rrr r!r'rrrrr)Tsr)c@seZdZdZdZdS)Ú PostIncrementz( Represents the post-increment operator r&N)rrr r!r'rrrrr*Ysr*c@s0eZdZdZddgZdeiZeZe dd„ƒZ dS)Ústructz Represents a struct in C ÚnameZ declarationscCstdd„|DƒŽS)NcSsg|] }t|ƒ‘qSr)r)rrrrrrfsz2struct._construct_declarations..)r)rrrrrÚ_construct_declarationsdszstruct._construct_declarationsN) rrr r!r$r Údefaultsr Z_construct_nameÚ classmethodr-rrrrr+^s r+c@seZdZdZdS)Úunionz Represents a union in C N)rrr r!rrrrr0isr0N)!r!Zsympy.core.basicrZsympy.core.compatibilityrZsympy.core.containersrZsympy.core.sympifyrZsympy.codegen.astrrrr r r r r rrrrrrrr"r#r%r(r)r*r+r0rrrrÚs(    (