1 /*****************************************************************************/
5 /* Macros for the ca65 macroassembler */
9 /* (C) 1998-2011, Ullrich von Bassewitz */
10 /* Roemerstrasse 52 */
11 /* D-70794 Filderstadt */
12 /* EMail: uz@cc65.org */
15 /* This software is provided 'as-is', without any expressed or implied */
16 /* warranty. In no event will the authors be held liable for any damages */
17 /* arising from the use of this software. */
19 /* Permission is granted to anyone to use this software for any purpose, */
20 /* including commercial applications, and to alter it and redistribute it */
21 /* freely, subject to the following restrictions: */
23 /* 1. The origin of this software must not be misrepresented; you must not */
24 /* claim that you wrote the original software. If you use this software */
25 /* in a product, an acknowledgment in the product documentation would be */
26 /* appreciated but is not required. */
27 /* 2. Altered source versions must be plainly marked as such, and must not */
28 /* be misrepresented as being the original software. */
29 /* 3. This notice may not be removed or altered from any source */
32 /*****************************************************************************/
41 /*****************************************************************************/
43 /*****************************************************************************/
51 /*****************************************************************************/
53 /*****************************************************************************/
58 #define MAC_STYLE_CLASSIC 0
59 #define MAC_STYLE_DEFINE 1
63 /*****************************************************************************/
65 /*****************************************************************************/
69 void MacDef (unsigned Style);
70 /* Parse a macro definition */
72 void MacUndef (const StrBuf* Name, unsigned char Style);
73 /* Undefine the macro with the given name and style. A style mismatch is
74 * treated as if the macro didn't exist.
77 void MacExpandStart (void);
78 /* Start expanding the macro in SVal */
81 /* Abort the current macro expansion */
83 int IsMacro (const StrBuf* Name);
84 /* Return true if the given name is the name of a macro */
86 int IsDefine (const StrBuf* Name);
87 /* Return true if the given name is the name of a define style macro */
89 int InMacExpansion (void);
90 /* Return true if we're currently expanding a macro */
92 void DisableDefineStyleMacros (void);
93 /* Disable define style macros until EnableDefineStyleMacros is called */
95 void EnableDefineStyleMacros (void);
96 /* Re-enable define style macros previously disabled with
97 * DisableDefineStyleMacros.