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added debug function header file.

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it defines macros that can be used for debugging purposes. IS_FUNCTION checks whether a function pointer is inside the memory (not in ROM).


git-svn-id: svn://svn.rockbox.org/rockbox/trunk@1159 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Felix Arends 2002-06-24 16:00:06 +00:00
parent 3bce07ff62
commit dce52c7901
1 changed files with 24 additions and 0 deletions
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24
firmware/include/dbgcheck.h Normal file
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#ifndef __DBGCHECK_H__
#define __DBGCHECK_H__
#include <stdbool.h>
#ifdef DEBUG
#ifndef SIMULATOR
/* check whether a function is inside the valid memory location */
#define IS_FUNCPTR(fp) ({/
extern char _text[];/
extern char _etext[];/
((((char *)(fp)) >= _text) && (((char *)(fp)) < _etext)/
})
#else
/* check whether a function is inside the valid memory location */
#define IS_FUNCPTR(fp) (((char*)(fp)) != NULL)
#endif
#else
/* check whether a function is inside the valid memory location */
#define IS_FUNCPRT (fp) true
#endif
#endif // #ifndef __DBGCHECK_H__