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authorFelix Arends <edx@rockbox.org>2002-06-24 16:00:06 +0000
committerFelix Arends <edx@rockbox.org>2002-06-24 16:00:06 +0000
commitdce52c790124ff8f89f63f5d4b449cab986e5c99 (patch)
tree6afdc9f5d34193a12b411de6600068bba4409ed0 /firmware/include/dbgcheck.h
parent3bce07ff62864cccfa195efe11bb042e4c11fbf2 (diff)
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added debug function header file.
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
Diffstat (limited to 'firmware/include/dbgcheck.h')
-rw-r--r--firmware/include/dbgcheck.h24
1 files changed, 24 insertions, 0 deletions
diff --git a/firmware/include/dbgcheck.h b/firmware/include/dbgcheck.h
new file mode 100644
index 0000000000..e1f7aefbdb
--- /dev/null
+++ b/firmware/include/dbgcheck.h
@@ -0,0 +1,24 @@
+#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__ \ No newline at end of file