On Fri, 2004-09-24 at 00:35, Tom Lane wrote:
> I would be inclined to get rid of the separate NOPRINTADE code and make
> NOFIXADE select both flags.
Barring any objections, I intend to apply the attached patch to HEAD
later today.
-Neil
Index: src/backend/main/main.c
===================================================================
RCS file: /home/neilc/private-cvsroot/pgsql-server/src/backend/main/main.c,v
retrieving revision 1.89
diff -c -r1.89 main.c
*** src/backend/main/main.c 29 Aug 2004 05:06:43 -0000 1.89
--- src/backend/main/main.c 24 Sep 2004 02:30:03 -0000
***************
*** 71,88 ****
#if defined(__alpha) /* no __alpha__ ? */
#ifdef NOFIXADE
! int buffer[] = {SSIN_UACPROC, UAC_SIGBUS};
! #endif /* NOFIXADE */
! #ifdef NOPRINTADE
! int buffer[] = {SSIN_UACPROC, UAC_NOPRINT};
! #endif /* NOPRINTADE */
#endif /* __alpha */
#ifdef WIN32
char *env_locale;
#endif
! #if defined(NOFIXADE) || defined(NOPRINTADE)
#if defined(ultrix4)
syscall(SYS_sysmips, MIPS_FIXADE, 0, NULL, NULL, NULL);
--- 71,93 ----
#if defined(__alpha) /* no __alpha__ ? */
#ifdef NOFIXADE
! int buffer[] = {SSIN_UACPROC, UAC_SIGBUS | UAC_NOPRINT};
! #endif
#endif /* __alpha */
#ifdef WIN32
char *env_locale;
#endif
! /*
! * On some platforms, unaligned memory accesses result in a kernel
! * trap; the default kernel behavior is to emulate the memory
! * access, but this results in a significant performance
! * penalty. We ought to fix PG not to make such unaligned memory
! * accesses, so this code disables the kernel emulation: unaligned
! * accesses will result in SIGBUS instead.
! */
! #ifdef NOFIXADE
#if defined(ultrix4)
syscall(SYS_sysmips, MIPS_FIXADE, 0, NULL, NULL, NULL);
***************
*** 94,100 ****
write_stderr("%s: setsysinfo failed: %s\n",
argv[0], strerror(errno));
#endif
! #endif /* NOFIXADE || NOPRINTADE */
#if defined(WIN32)
{
--- 99,105 ----
write_stderr("%s: setsysinfo failed: %s\n",
argv[0], strerror(errno));
#endif
! #endif /* NOFIXADE */
#if defined(WIN32)
{
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