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#ifndef __CTR_H
#define __CTR_H
// Definitions for creating compile time requests. The DECL_CTR macro
// produces requests (text strings) that are placed in a special
// section of the intermediate object files. The requests are then
// extracted during the build and passed to scripts/buildcommand.py.
// The scripts/buildcommand.py code then generates
// out/compile_time_request.c from these requests.
#include "compiler.h" // __section
// Declare a compile time request
#define DECL_CTR(REQUEST) \
static char __PASTE(_DECLS_, __LINE__)[] __attribute__((used)) \
__section(".compile_time_request") = (REQUEST)
#define CTR_INT(V, S) ((((uint32_t)(V) >> S) & 0x3f) + 48)
// Declare a compile time request with an integer expression
#define DECL_CTR_INT(REQUEST, VALUE) \
static struct { char _r[sizeof(REQUEST)]; char _v[8]; } \
__PASTE(_DECLI_, __LINE__) __attribute__((used)) \
__section(".compile_time_request") = { \
REQUEST " ", { \
(VALUE) < 0 ? '-' : '+', \
CTR_INT((VALUE),0), CTR_INT((VALUE),6), \
CTR_INT((VALUE),12), CTR_INT((VALUE),18), \
CTR_INT((VALUE),24), CTR_INT((VALUE),30), 0 } }
#endif // ctr.h
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