diff options
Diffstat (limited to 'hurd/exc2signal.c')
| -rw-r--r-- | hurd/exc2signal.c | 52 |
1 files changed, 36 insertions, 16 deletions
diff --git a/hurd/exc2signal.c b/hurd/exc2signal.c index 3a2ec08124..2027630d56 100644 --- a/hurd/exc2signal.c +++ b/hurd/exc2signal.c @@ -17,6 +17,7 @@ <http://www.gnu.org/licenses/>. */ #include <hurd.h> +#include <hurd/signal.h> /* This file must be modified with machine-dependent details. */ #error "need to write sysdeps/mach/hurd/MACHINE/exc2signal.c" @@ -24,47 +25,66 @@ /* Translate the Mach exception codes, as received in an `exception_raise' RPC, into a signal number and signal subcode. */ -void -_hurd_exception2signal (int exception, int code, int subcode, - int *signo, int *sigcode, int *error) +static void +exception2signal (struct hurd_signal_detail *detail, int *signo, int posix) { - *error = 0; + detail->error = 0; - switch (exception) + switch (detail->exc) { default: *signo = SIGIOT; - *sigcode = exception; + detail->code = detail->exc; break; case EXC_BAD_ACCESS: - if (code == KERN_PROTECTION_FAILURE) - *signo = SIGSEGV; - else - *signo = SIGBUS; - *sigcode = subcode; - *error = code; + switch (detail->exc_code) + { + case KERN_PROTECTION_FAILURE: + *signo = SIGSEGV; + detail->code = posix ? SEGV_ACCERR : detail->exc_subcode; + break; + + default: + *signo = SIGBUS; + detail->code = 0; + break; + } + detail->error = detail->exc_code; break; case EXC_BAD_INSTRUCTION: *signo = SIGILL; - *sigcode = 0; + detail->code = 0; break; case EXC_ARITHMETIC: *signo = SIGFPE; - *sigcode = 0; + detail->code = 0; break; case EXC_EMULATION: case EXC_SOFTWARE: *signo = SIGEMT; - *sigcode = 0; + detail->code = 0; break; case EXC_BREAKPOINT: *signo = SIGTRAP; - *sigcode = 0; + detail->code = 0; break; } } + +void +_hurd_exception2signal (struct hurd_signal_detail *detail, int *signo) +{ + exception2signal (detail, signo, 1); +} + +void +_hurd_exception2signal_legacy (struct hurd_signal_detail *detail, int *signo) +{ + exception2signal (detail, signo, 0); +} + |