diff options
Diffstat (limited to 'gdb/common/common-exceptions.h')
| -rw-r--r-- | gdb/common/common-exceptions.h | 32 |
1 files changed, 21 insertions, 11 deletions
diff --git a/gdb/common/common-exceptions.h b/gdb/common/common-exceptions.h index a32e6f9..d2c0bee 100644 --- a/gdb/common/common-exceptions.h +++ b/gdb/common/common-exceptions.h @@ -118,14 +118,13 @@ struct gdb_exception /* Functions to drive the exceptions state machine. Though declared here by necessity, these functions should be considered internal to - the exceptions subsystem and not used other than via the TRY_CATCH - macro defined below. */ + the exceptions subsystem and not used other than via the TRY/CATCH + macros defined below. */ -extern SIGJMP_BUF *exceptions_state_mc_init (volatile struct - gdb_exception *exception, - return_mask mask); +extern SIGJMP_BUF *exceptions_state_mc_init (void); extern int exceptions_state_mc_action_iter (void); extern int exceptions_state_mc_action_iter_1 (void); +extern int exceptions_state_mc_catch (struct gdb_exception *, int); /* Macro to wrap up standard try/catch behavior. @@ -138,26 +137,37 @@ extern int exceptions_state_mc_action_iter_1 (void); *INDENT-OFF* - volatile struct gdb_exception e; - TRY_CATCH (e, RETURN_MASK_ERROR) + TRY { } - switch (e.reason) + CATCH (e, RETURN_MASK_ERROR) { - case RETURN_ERROR: ... + switch (e.reason) + { + case RETURN_ERROR: ... + } } + END_CATCH */ -#define TRY_CATCH(EXCEPTION,MASK) \ +#define TRY \ { \ SIGJMP_BUF *buf = \ - exceptions_state_mc_init (&(EXCEPTION), (MASK)); \ + exceptions_state_mc_init (); \ SIGSETJMP (*buf); \ } \ while (exceptions_state_mc_action_iter ()) \ while (exceptions_state_mc_action_iter_1 ()) +#define CATCH(EXCEPTION, MASK) \ + { \ + struct gdb_exception EXCEPTION; \ + if (exceptions_state_mc_catch (&(EXCEPTION), MASK)) + +#define END_CATCH \ + } + /* *INDENT-ON* */ /* Hook to allow client-specific actions to be performed prior to |