diff options
Diffstat (limited to 'src/floatfns.c')
| -rw-r--r-- | src/floatfns.c | 35 |
1 files changed, 0 insertions, 35 deletions
diff --git a/src/floatfns.c b/src/floatfns.c index 706fe7ae1a0..f59cf58228a 100644 --- a/src/floatfns.c +++ b/src/floatfns.c @@ -37,9 +37,6 @@ along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */ Define FLOAT_CHECK_ERRNO if the float library routines set errno. This has no effect if HAVE_MATHERR is defined. - Define FLOAT_CATCH_SIGILL if the float library routines signal SIGILL. - (What systems actually do this? Please let us know.) - Define FLOAT_CHECK_DOMAIN if the float library doesn't handle errors by either setting errno, or signaling SIGFPE/SIGILL. Otherwise, domain and range checking will happen before calling the float routines. This has @@ -99,10 +96,6 @@ extern double logb (double); # include <errno.h> #endif -#ifdef FLOAT_CATCH_SIGILL -static void float_error (); -#endif - /* True while executing in floating point. This tells float_error what to do. */ @@ -947,31 +940,6 @@ Rounds the value toward zero. */) return make_float (d); } -#ifdef FLOAT_CATCH_SIGILL -static void -float_error (int signo) -{ - if (! in_float) - fatal_error_signal (signo); - -#ifdef BSD_SYSTEM - sigsetmask (SIGEMPTYMASK); -#else - /* Must reestablish handler each time it is called. */ - signal (SIGILL, float_error); -#endif /* BSD_SYSTEM */ - - SIGNAL_THREAD_CHECK (signo); - in_float = 0; - - xsignal1 (Qarith_error, float_error_arg); -} - -/* Another idea was to replace the library function `infnan' - where SIGILL is signaled. */ - -#endif /* FLOAT_CATCH_SIGILL */ - #ifdef HAVE_MATHERR int matherr (struct exception *x) @@ -1006,9 +974,6 @@ matherr (struct exception *x) void init_floatfns (void) { -#ifdef FLOAT_CATCH_SIGILL - signal (SIGILL, float_error); -#endif in_float = 0; } |