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2009-12-31 BVK Chaitanya <bvk.groups@gmail.com>

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* include/grub/list.h (grub_assert_fail): Removed.
	(grub_bad_type_cast_real): New function.
	(grub_bad_type_cast): New macro.
	(GRUB_AS_LIST): Use grub_bad_type_cast.
	(GRUB_AS_LIST_P): Likewise.
	(GRUB_AS_NAMED_LIST): Likewise.
	(GRUB_AS_NAMED_LIST_P): Likewise.
	(GRUB_AS_PRIO_LIST): Likewise.
	(GRUB_AS_PRIO_LIST_P): Likewise.
	* include/grub/handler.h (GRUB_AS_HANDLER): Likewise.
This commit is contained in:
Vladimir 'phcoder' Serbinenko 2009-12-31 15:03:09 +01:00
parent f5a513064c
commit 33433555f3
3 changed files with 31 additions and 18 deletions
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13
ChangeLog
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@ -1,3 +1,16 @@
2009-12-31 BVK Chaitanya <bvk.groups@gmail.com>
* include/grub/list.h (grub_assert_fail): Removed.
(grub_bad_type_cast_real): New function.
(grub_bad_type_cast): New macro.
(GRUB_AS_LIST): Use grub_bad_type_cast.
(GRUB_AS_LIST_P): Likewise.
(GRUB_AS_NAMED_LIST): Likewise,
(GRUB_AS_NAMED_LIST_P): Likewise.
(GRUB_AS_PRIO_LIST): Likewise,
(GRUB_AS_PRIO_LIST_P): Likewise.
* include/grub/handler.h (GRUB_AS_HANDLER): Likewise,
2009-12-29 Vladimir Serbinenko <phcoder@gmail.com> 2009-12-29 Vladimir Serbinenko <phcoder@gmail.com>
* loader/sparc64/ieee1275/linux.c (GRUB_MOD_INIT (linux)): * loader/sparc64/ieee1275/linux.c (GRUB_MOD_INIT (linux)):

2
include/grub/handler.h
View file

@ -55,6 +55,6 @@ grub_err_t EXPORT_FUNC(grub_handler_set_current) (grub_handler_class_t class,
GRUB_FIELD_MATCH (ptr, grub_handler_t, name) && \ GRUB_FIELD_MATCH (ptr, grub_handler_t, name) && \
GRUB_FIELD_MATCH (ptr, grub_handler_t, init) && \ GRUB_FIELD_MATCH (ptr, grub_handler_t, init) && \
GRUB_FIELD_MATCH (ptr, grub_handler_t, fini)) ? \ GRUB_FIELD_MATCH (ptr, grub_handler_t, fini)) ? \
(grub_handler_t) ptr : grub_assert_fail ()) (grub_handler_t) ptr : grub_bad_type_cast ())
#endif /* ! GRUB_HANDLER_HEADER */ #endif /* ! GRUB_HANDLER_HEADER */

32
include/grub/list.h
View file

@ -22,6 +22,7 @@
#include <grub/symbol.h> #include <grub/symbol.h>
#include <grub/types.h> #include <grub/types.h>
#include <grub/misc.h>
struct grub_list struct grub_list
{ {
@ -39,31 +40,30 @@ int EXPORT_FUNC(grub_list_iterate) (grub_list_t head, grub_list_hook_t hook);
void EXPORT_FUNC(grub_list_insert) (grub_list_t *head, grub_list_t item, void EXPORT_FUNC(grub_list_insert) (grub_list_t *head, grub_list_t item,
grub_list_test_t test); grub_list_test_t test);
/* This function doesn't exist, so if assertion is false for some reason, the
linker would fail. */
#ifdef APPLE_CC
/* This approach fails with Apple's gcc. Use grub_abort. */
#include <grub/misc.h>
static inline void * static inline void *
grub_assert_fail (void) grub_bad_type_cast_real (int line, const char *file)
__attribute__ ((error ("bad type cast between incompatible grub types")));
static inline void *
grub_bad_type_cast_real (int line, const char *file)
{ {
grub_abort (); grub_fatal ("error:%s:%u: bad type cast between incompatible grub types",
file, line);
return 0; return 0;
} }
#else
extern void* grub_assert_fail (void); #define grub_bad_type_cast() grub_bad_type_cast_real(__LINE__, __FILE__)
#endif
#define GRUB_FIELD_MATCH(ptr, type, field) \ #define GRUB_FIELD_MATCH(ptr, type, field) \
((char *) &(ptr)->field == (char *) &((type) (ptr))->field) ((char *) &(ptr)->field == (char *) &((type) (ptr))->field)
#define GRUB_AS_LIST(ptr) \ #define GRUB_AS_LIST(ptr) \
(GRUB_FIELD_MATCH (ptr, grub_list_t, next) ? \ (GRUB_FIELD_MATCH (ptr, grub_list_t, next) ? \
(grub_list_t) ptr : grub_assert_fail ()) (grub_list_t) ptr : grub_bad_type_cast ())
#define GRUB_AS_LIST_P(pptr) \ #define GRUB_AS_LIST_P(pptr) \
(GRUB_FIELD_MATCH (*pptr, grub_list_t, next) ? \ (GRUB_FIELD_MATCH (*pptr, grub_list_t, next) ? \
(grub_list_t *) (void *) pptr : grub_assert_fail ()) (grub_list_t *) (void *) pptr : grub_bad_type_cast ())
struct grub_named_list struct grub_named_list
{ {
@ -78,12 +78,12 @@ void * EXPORT_FUNC(grub_named_list_find) (grub_named_list_t head,
#define GRUB_AS_NAMED_LIST(ptr) \ #define GRUB_AS_NAMED_LIST(ptr) \
((GRUB_FIELD_MATCH (ptr, grub_named_list_t, next) && \ ((GRUB_FIELD_MATCH (ptr, grub_named_list_t, next) && \
GRUB_FIELD_MATCH (ptr, grub_named_list_t, name))? \ GRUB_FIELD_MATCH (ptr, grub_named_list_t, name))? \
(grub_named_list_t) ptr : grub_assert_fail ()) (grub_named_list_t) ptr : grub_bad_type_cast ())
#define GRUB_AS_NAMED_LIST_P(pptr) \ #define GRUB_AS_NAMED_LIST_P(pptr) \
((GRUB_FIELD_MATCH (*pptr, grub_named_list_t, next) && \ ((GRUB_FIELD_MATCH (*pptr, grub_named_list_t, next) && \
GRUB_FIELD_MATCH (*pptr, grub_named_list_t, name))? \ GRUB_FIELD_MATCH (*pptr, grub_named_list_t, name))? \
(grub_named_list_t *) (void *) pptr : grub_assert_fail ()) (grub_named_list_t *) (void *) pptr : grub_bad_type_cast ())
#define GRUB_PRIO_LIST_PRIO_MASK 0xff #define GRUB_PRIO_LIST_PRIO_MASK 0xff
#define GRUB_PRIO_LIST_FLAG_ACTIVE 0x100 #define GRUB_PRIO_LIST_FLAG_ACTIVE 0x100
@ -111,12 +111,12 @@ grub_prio_list_remove (grub_prio_list_t *head, grub_prio_list_t item)
((GRUB_FIELD_MATCH (ptr, grub_prio_list_t, next) && \ ((GRUB_FIELD_MATCH (ptr, grub_prio_list_t, next) && \
GRUB_FIELD_MATCH (ptr, grub_prio_list_t, name) && \ GRUB_FIELD_MATCH (ptr, grub_prio_list_t, name) && \
GRUB_FIELD_MATCH (ptr, grub_prio_list_t, prio))? \ GRUB_FIELD_MATCH (ptr, grub_prio_list_t, prio))? \
(grub_prio_list_t) ptr : grub_assert_fail ()) (grub_prio_list_t) ptr : grub_bad_type_cast ())
#define GRUB_AS_PRIO_LIST_P(pptr) \ #define GRUB_AS_PRIO_LIST_P(pptr) \
((GRUB_FIELD_MATCH (*pptr, grub_prio_list_t, next) && \ ((GRUB_FIELD_MATCH (*pptr, grub_prio_list_t, next) && \
GRUB_FIELD_MATCH (*pptr, grub_prio_list_t, name) && \ GRUB_FIELD_MATCH (*pptr, grub_prio_list_t, name) && \
GRUB_FIELD_MATCH (*pptr, grub_prio_list_t, prio))? \ GRUB_FIELD_MATCH (*pptr, grub_prio_list_t, prio))? \
(grub_prio_list_t *) (void *) pptr : grub_assert_fail ()) (grub_prio_list_t *) (void *) pptr : grub_bad_type_cast ())
#endif /* ! GRUB_LIST_HEADER */ #endif /* ! GRUB_LIST_HEADER */