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Added new lineinfo module

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git-svn-id: svn://svn.cc65.org/cc65/trunk@745 b7a2c559-68d2-44c3-8de9-860c34a00d81
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cuz
2001-05-23 07:04:09 +00:00
parent bc8f4f3a1e
commit f0f7af6b4a
6 changed files with 243 additions and 16 deletions
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90
src/ca65/lineinfo.h Normal file
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/*****************************************************************************/
/* */
/* lineinfo.h */
/* */
/* Source file line info structure */
/* */
/* */
/* */
/* (C) 2001 Ullrich von Bassewitz */
/* Wacholderweg 14 */
/* D-70597 Stuttgart */
/* EMail: uz@cc65.org */
/* */
/* */
/* This software is provided 'as-is', without any expressed or implied */
/* warranty. In no event will the authors be held liable for any damages */
/* arising from the use of this software. */
/* */
/* Permission is granted to anyone to use this software for any purpose, */
/* including commercial applications, and to alter it and redistribute it */
/* freely, subject to the following restrictions: */
/* */
/* 1. The origin of this software must not be misrepresented; you must not */
/* claim that you wrote the original software. If you use this software */
/* in a product, an acknowledgment in the product documentation would be */
/* appreciated but is not required. */
/* 2. Altered source versions must be plainly marked as such, and must not */
/* be misrepresented as being the original software. */
/* 3. This notice may not be removed or altered from any source */
/* distribution. */
/* */
/*****************************************************************************/
#ifndef LINEINFO_H
#define LINEINFO_H
/*****************************************************************************/
/* Data */
/*****************************************************************************/
/* The LineInfo structure is shared between several fragments, so we need a
* reference counter.
*/
typedef struct LineInfo LineInfo;
struct LineInfo {
LineInfo* Next; /* Pointer to next info in list */
unsigned Usage; /* Usage counter */
unsigned long LineNum; /* Line number */
unsigned FileIndex; /* Index of input file */
unsigned Index; /* Index */
};
/* Linked list of all line infos */
extern LineInfo* LineInfoRoot;
extern LineInfo* LineInfoLast;
extern unsigned LineInfoCount;
extern unsigned LineInfoValid; /* Valid, that is, used entries */
/* Global pointer to last line info or NULL if not active */
extern LineInfo* CurLineInfo;
/*****************************************************************************/
/* Code */
/*****************************************************************************/
LineInfo* UseLineInfo (LineInfo* LI);
/* Increase the reference count of the given line info and return it. The
* function will gracefully accept NULL pointers and do nothing in this case.
*/
void GenLineInfo (unsigned FileIndex, unsigned long LineNum);
/* Generate a new line info */
/* End of lineinfo.h */
#endif