mirror of https://github.com/cc65/cc65.git
113 lines
4.5 KiB
C
113 lines
4.5 KiB
C
/*****************************************************************************/
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/* */
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/* macro.h */
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/* */
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/* Macros for the ca65 macroassembler */
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/* */
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/* */
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/* */
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/* (C) 1998-2011, Ullrich von Bassewitz */
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/* Roemerstrasse 52 */
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/* D-70794 Filderstadt */
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/* EMail: uz@cc65.org */
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/* */
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/* */
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/* This software is provided 'as-is', without any expressed or implied */
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/* warranty. In no event will the authors be held liable for any damages */
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/* arising from the use of this software. */
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/* */
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/* Permission is granted to anyone to use this software for any purpose, */
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/* including commercial applications, and to alter it and redistribute it */
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/* freely, subject to the following restrictions: */
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/* */
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/* 1. The origin of this software must not be misrepresented; you must not */
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/* claim that you wrote the original software. If you use this software */
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/* in a product, an acknowledgment in the product documentation would be */
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/* appreciated but is not required. */
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/* 2. Altered source versions must be plainly marked as such, and must not */
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/* be misrepresented as being the original software. */
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/* 3. This notice may not be removed or altered from any source */
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/* distribution. */
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/* */
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/*****************************************************************************/
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#ifndef MACRO_H
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#define MACRO_H
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/*****************************************************************************/
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/* Forwards */
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/*****************************************************************************/
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struct StrBuf;
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/*****************************************************************************/
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/* Data */
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/*****************************************************************************/
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/* Macro styles */
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#define MAC_STYLE_CLASSIC 0
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#define MAC_STYLE_DEFINE 1
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/* Macro as an opaque data type */
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struct Macro;
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typedef struct Macro Macro;
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/*****************************************************************************/
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/* Code */
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/*****************************************************************************/
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void MacDef (unsigned Style);
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/* Parse a macro definition */
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void MacUndef (const struct StrBuf* Name, unsigned char Style);
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/* Undefine the macro with the given name and style. A style mismatch is
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** treated as if the macro didn't exist.
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*/
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void MacExpandStart (Macro* M);
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/* Start expanding a macro */
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void MacAbort (void);
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/* Abort the current macro expansion */
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Macro* FindMacro (const struct StrBuf* Name);
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/* Try to find the macro with the given name and return it. If no macro with
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** this name was found, return NULL.
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*/
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Macro* FindDefine (const struct StrBuf* Name);
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/* Try to find the define style macro with the given name and return it. If no
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** such macro was found, return NULL.
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*/
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int InMacExpansion (void);
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/* Return true if we're currently expanding a macro */
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void DisableDefineStyleMacros (void);
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/* Disable define style macros until EnableDefineStyleMacros is called */
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void EnableDefineStyleMacros (void);
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/* Re-enable define style macros previously disabled with
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** DisableDefineStyleMacros.
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*/
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/* End of macro.h */
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#endif
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