1 2011-05-03 Eric Blake <eblake@redhat.com>
3 Avoid polluting cygwin namespace.
4 * configure.ac (FAULT_CONTEXT_INCLUDE): Avoid including
6 Reported by Corinna Vinschen, via Aharon Robbins.
8 2011-05-03 Eric Blake <eblake@redhat.com>
10 Optimize gnulib checkout.
11 * autogen.sh: Use reference repository if GNULIB_SRCDIR is set.
13 2011-04-03 Bruno Haible <bruno@clisp.org>
15 * Version 2.10 released.
17 2011-04-03 Bruno Haible <bruno@clisp.org>
19 Don't ask for success reports on MacOS X any more.
20 * Makefile.am (check-next): No longer ask for success reports on
23 2011-04-03 Bruno Haible <bruno@clisp.org>
26 * configure.ac: Bump version number to 2.10.
27 * src/sigsegv.h.in (LIBSIGSEGV_VERSION): Likewise.
28 * README: Likewise. Recommend ftpmirror.gnu.org in the first place.
29 * src/Makefile.am (LIBSIGSEGV_VERSION_INFO): Bump to 2:3:0.
31 2011-03-13 Bruno Haible <bruno@clisp.org>
33 Support for Linux/S390.
34 * m4/fault.m4 (SV_TRY_FAULT): Define
35 SIGSEGV_FAULT_ADDRESS_ROUNDOFF_BITS. On Linux/S390 systems, expect a
36 page-aligned fault address.
37 * src/sigsegv.h.in (SIGSEGV_FAULT_ADDRESS_ROUNDOFF_BITS): New macro.
38 (sigsegv_register): Mention constraint about address and len arguments.
39 * tests/sigsegv1.c (handler): On Linux/S390 systems, expect a
40 page-aligned fault address.
41 * tests/sigsegv3.c (handler): Likewise.
42 * tests/sigsegv2.c: Add comment.
43 * NEWS: Document the change.
44 Reported by Christoph Egger <christoph@debian.org>.
46 2011-01-29 Bruno Haible <bruno@clisp.org>
48 Improve OpenBSD support: Allow faster VMA determination.
49 * configure.ac: Check also for mquery.
50 (CFG_STACKVMA): Set to stackvma-mquery.c if mquery() exists.
51 * src/stackvma-mquery.c: New file.
52 * src/Makefile.am (EXTRA_DIST): Add it.
53 * NEWS: Document the improvement.
55 2011-01-23 Bruno Haible <bruno@clisp.org>
57 Improve NetBSD support: Allow VMA determination with fewer system calls.
58 * src/stackvma-netbsd.c: New file, based on src/stackvma-freebsd.c.
59 * src/stackvma-freebsd.c: Add comment.
60 * src/Makefile.am (EXTRA_DIST): Add stackvma-netbsd.c.
61 * configure.ac (CFG_STACKVMA): Set to stackvma-netbsd.c on NetBSD.
63 2010-11-06 Bruno Haible <bruno@clisp.org>
65 * Version 2.9 released.
67 2010-11-06 Bruno Haible <bruno@clisp.org>
70 * configure.ac: Bump version number to 2.9.
71 * src/sigsegv.h.in (LIBSIGSEGV_VERSION): Likewise.
73 * src/Makefile.am (LIBSIGSEGV_VERSION_INFO): Bump to 2:2:0.
75 2010-11-06 Bruno Haible <bruno@clisp.org>
78 * autogen.sh: New option --skip-gnulib. Fetch gnulib if GNULIB_TOOL is
79 not set. Import m4/relocatable-lib.m4.
80 * configure.ac: Invoke gl_RELOCATABLE_NOP instead of
82 * m4/relocatable.m4: Remove file.
84 2010-11-06 Bruno Haible <bruno@clisp.org>
86 Modernize autoconf macro style.
87 * configure.ac: Surround all macro arguments in brackets.
88 * m4/getpagesize.m4: Likewise.
89 * m4/mmap-anon.m4: Likewise.
90 * m4/sigaltstack.m4: Likewise.
92 2010-11-06 Bruno Haible <bruno@clisp.org>
94 Don't list files in .gitignore that are absent after "make distclean".
95 * .gitignore: Complete the list of files that are created by "make" and
96 removed by "make distclean". But comment them out, since they belong in
97 .git/info/exclude. Also remove /autom4te.cache because "make distclean"
100 2010-10-25 Eric Blake <eblake@redhat.com>
102 Fix powerpc64-unknown-linux-gnu implementation.
103 * src/stackvma-rofile.c (struct rofile): Reduce size, to avoid
104 overflowing alternate stack when compiled under -O2.
105 * src/stackvma-mincore.c (mapped_range_start, mapped_range_end):
107 * NEWS: Document the fix.
109 2010-10-24 Eric Blake <eblake@redhat.com>
110 Bruno Haible <bruno@clisp.org>
112 Enhance the tests to detect overflow of the alternate stack.
113 * tests/altstack.h: New file.
114 * tests/Makefile.am (EXTRA_DIST): Add altstack.h.
115 * configure.ac: Invoke AC_TYPE_UINTPTR_T.
116 * tests/stackoverflow1.c: Include altstack.h.
117 (SIGSTKSZ): Remove definition.
118 (mystack): Remove definition.
119 (main): Invoke prepare_alternate_stack and
120 check_alternate_stack_no_overflow.
121 * tests/stackoverflow2.c: Likewise.
122 * tests/efault2.c: Likewise.
123 * tests/efault3.c: Likewise.
125 2010-10-21 Eric Blake <eblake@redhat.com>
127 * .gitignore: Ignore more files.
129 2010-09-23 Bruno Haible <bruno@clisp.org>
131 * m4/libtool.m4: Update from libtool-2.4.
132 * m4/ltversion.m4: Likewise.
133 * build-aux/ltmain.sh: Likewise.
135 2010-06-04 Bruno Haible <bruno@clisp.org>
137 * m4/libtool.m4: Update from libtool-2.2.8.
138 * m4/ltoptions.m4: Likewise.
139 * m4/ltversion.m4: Likewise.
140 * m4/lt~obsolete.m4: Likewise.
141 * build-aux/ltmain.sh: Likewise.
143 2010-04-06 Eric Blake <eblake@redhat.com>
145 * AUTHORS: Add myself.
147 2010-03-30 Bruno Haible <bruno@clisp.org>
149 * README.woe32: Update for Cygwin 1.7.x.
151 2010-02-18 Bruno Haible <bruno@clisp.org>
153 Fix 64-bit builds with --enable-shared on MacOS X.
154 * src/stackvma-mach.c (sigsegv_get_vma): On 64-bit MacOS X, use
155 vm_region_64 instead of vm_region.
156 * NEWS: Mention the fix.
157 Reported by Rudá Moura <ruda@rudix.org>.
159 2010-01-31 Bruno Haible <bruno@clisp.org>
161 * README: Add more homepage links. Add bug report address.
163 2010-01-07 Bruno Haible <bruno@clisp.org>
165 Improve support for OpenBSD.
166 * src/fault-openbsd-i386.h (SIGSEGV_FAULT_STACKPOINTER): Define
167 differently in 64-bit mode.
168 * src/fault-openbsd-alpha.h: New file.
169 * src/fault-openbsd-arm.h: New file.
170 * src/fault-openbsd-hppa.h: New file.
171 * src/fault-openbsd-m68k.h: New file.
172 * src/fault-openbsd-m88k.h: New file.
173 * src/fault-openbsd-mips.h: New file.
174 * src/fault-openbsd-powerpc.h: New file.
175 * src/fault-openbsd-sh.h: New file.
176 * src/fault-openbsd-sparc.h: New file.
177 * src/fault-openbsd-vax.h: New file.
178 * src/Makefile.am (noinst_HEADERS): Add the new files.
179 * configure.ac (CFG_FAULT): Use these files on OpenBSD.
180 Reported by Paul Irofti <bulibuta@sdf.lonestar.org>.
182 2009-12-11 Bruno Haible <bruno@clisp.org>
184 * Version 2.8 released.
186 2009-12-11 Bruno Haible <bruno@clisp.org>
188 * configure.ac: Bump version number to 2.8.
189 * src/sigsegv.h.in (LIBSIGSEGV_VERSION): Likewise.
191 * src/Makefile.am (LIBSIGSEGV_VERSION_INFO): Bump to 2:1:0.
193 2009-12-11 Bruno Haible <bruno@clisp.org>
195 Remove configuration option --enable-EFAULT.
196 * configure.ac (enable_EFAULT): Set to yes on Cygwin, to no otherwise.
197 * README, NEWS: Don't mention --enable-EFAULT.
198 Reported by Eric Blake.
200 2009-12-11 Bruno Haible <bruno@clisp.org>
203 * tests/cygwin1.c: New file, based on code by Eric Blake.
204 * tests/Makefile.am (TESTS, noinst_PROGRAMS): Add it.
205 * configure.ac (CYGWIN): New conditional.
207 2009-11-21 Eric Blake <ebb9@byu.net>
208 Bruno Haible <bruno@clisp.org>
210 New configuration option --enable-EFAULT.
211 * configure.ac: Accept option --enable-EFAULT. Set and define
212 ENABLE_EFAULT. Invoke SV_SYSCALLS_EFAULT.
213 For Cygwin, use the CFG_FAULT that was already determined, or
214 fault-cygwin-old.h if none. In the latter case, define
215 OLD_CYGWIN_WORKAROUND.
216 * m4/efault.m4: New file.
217 * src/handler-win32.c [CYGWIN && ENABLE_EFAULT]: Include
219 (MIXING_UNIX_SIGSEGV_AND_WIN32_STACKOVERFLOW_HANDLING): New macro.
220 (last_seen_fault_address): New variable.
221 (main_exception_filter): Store the fault address for the Unix signal
223 (sigsegv_install_handler): Redefine.
224 (sigsegv_deinstall_handler, sigsegv_leave_handler): Don't define.
225 * src/handler-unix.c (stackoverflow_install_handler,
226 stackoverflow_deinstall_handler): Don't define if
227 MIXING_UNIX_SIGSEGV_AND_WIN32_STACKOVERFLOW_HANDLING is set.
228 * src/fault-cygwin-old.h: New file.
229 * src/Makefile.am (noinst_HEADERS): Add it.
230 * tests/efault1.c: New file.
231 * tests/efault2.c: New file.
232 * tests/efault3.c: New file.
233 * tests/Makefile.am (TESTS, noinst_PROGRAMS): Add efault1, efault2,
235 * README, NEWS: Mention the new option.
237 2009-11-21 Bruno Haible <bruno@clisp.org>
239 Support for Cygwin 1.7.
240 * configure.ac: For Cygwin and mingw, choose FAULT_CONTEXT in a way
241 that is consistent with CFD_HANDLER.
242 Reported by Eric Blake <ebb9@byu.net>
244 2009-11-21 Bruno Haible <bruno@clisp.org>
246 * configure.ac: Add comments and structure.
248 2009-11-21 Bruno Haible <bruno@clisp.org>
250 Reduce size of configure.ac.
251 * m4/stack-direction.m4: New file, extracted from configure.ac.
252 * configure.ac: Simply invoke SV_STACK_DIRECTION.
254 2009-11-21 Eric Blake <ebb9@byu.net>
255 Bruno Haible <bruno@clisp.org>
258 * src/handler-win32.c (debug_get_except_list): Mark as unused.
260 2009-11-21 Bruno Haible <bruno@clisp.org>
262 Fix compilation error on newer versions of HP-UX 11.31 on ia64.
263 * configure.ac: Set sv_cv_have_stack_overflow_recovery to 'no' if it is
264 not possible to longjmp out of the signal handler. On HP-UX 11.31 on
265 ia64 it is only possible with siglongjmp (as far as we know).
266 Reported by Bill Glessner <bill.glessner@cwu.edu>.
268 * configure.ac: Move determination of CFG_LEAVE before the
269 determination of sv_cv_have_stack_overflow_recovery.
271 2009-10-17 Bruno Haible <bruno@clisp.org>
273 * README: Mention danger of longjmping back to a central point.
274 Reported by Angelo Borsotti <angelo.borsotti@gmail.com>.
276 2009-09-22 Paolo Bonzini <bonzini@gnu.org>
278 Move more declarations of alternate stacks to global scope.
279 * m4/sigaltstack-longjmp.m4: Make mystack global.
280 * m4/sigaltstack-siglongjmp.m4: Make mystack global.
281 * m4/sigaltstack.m4: Make mystack global.
283 2009-09-22 Paolo Bonzini <bonzini@gnu.org>
285 Fix crash of stackoverflow2 on x86_64-linux.
286 * tests/stackoverflow1.c: Make mystack global.
287 * tests/stackoverflow2.c: Likewise.
288 * src/sigsegv.h.in: Warn against placing the alternate stack
291 2009-08-16 Bruno Haible <bruno@clisp.org>
293 Avoid a gcc warning on Solaris.
294 * src/stackvma-procfs.c: Include <string.h>.
296 2009-08-14 Bruno Haible <bruno@clisp.org>
298 Remove config.guess, config.sub from from version control.
299 * autogen.sh: Fetch config.guess, config.sub.
300 * build-aux/config.guess: Remove file.
301 * build-aux/config.sub: Remove file.
303 2009-08-14 Bruno Haible <bruno@clisp.org>
305 Remove autogenerated files from version control.
306 * autogen.sh: New file.
307 * aclocal.m4: Remove file.
308 * configure: Remove file.
309 * config.h.in: Remove file.
310 * Makefile.in: Remove file.
311 * src/Makefile.in: Remove file.
312 * tests/Makefile.in: Remove file.
313 * build-aux/install-sh: Remove file.
314 * build-aux/missing: Remove file.
315 * config.h.msvc: Remove file.
316 * src/sigsegv.h.msvc: Remove file.
318 2009-08-14 Bruno Haible <bruno@clisp.org>
320 Override automake's tar command used for creating distributions.
321 * configure.ac (am__tar): New variable.
323 2009-08-09 Bruno Haible <bruno@clisp.org>
325 * Version 2.7 released.
327 2009-08-09 Bruno Haible <bruno@clisp.org>
329 * configure.ac: Bump version number to 2.7.
330 * src/sigsegv.h.in (LIBSIGSEGV_VERSION): Likewise.
331 * src/Makefile.am (LIBSIGSEGV_VERSION_INFO): Bump to 2:0:0.
333 2009-08-09 Bruno Haible <bruno@clisp.org>
335 * src/fault-linux-powerpc.h (SIGSEGV_FAULT_STACKPOINTER): Fix mistake.
337 2009-08-09 Bruno Haible <bruno@clisp.org>
339 Avoid warnings on glibc systems.
340 * src/stackvma-mincore.c (pageinfo_t): New type.
341 (is_mapped, mapped_range_start, mapped_range_end): Use it.
343 2009-08-01 Bruno Haible <bruno@clisp.org>
345 Prefer the POSIX way over the traditional one, on Linux.
346 * configure.ac: Use the traditional Linux way only if the POSIX way
348 * NEWS: Mention the change.
350 2009-08-01 Bruno Haible <bruno@clisp.org>
352 Add knowledge where to find the stack pointer on Linux platforms.
353 * src/fault-linux-alpha.h: New file.
354 * src/fault-linux-arm.h: New file.
355 * src/fault-linux-cris.h: New file.
356 * src/fault-linux-hppa.h: New file.
357 * src/fault-linux-i386.h: New file.
358 * src/fault-linux-ia64.h: New file.
359 * src/fault-linux-m68k.h: New file.
360 * src/fault-linux-mips.h: New file.
361 * src/fault-linux-powerpc.h: New file.
362 * src/fault-linux-s390.h: New file.
363 * src/fault-linux-sh.h: New file.
364 * src/fault-linux-sparc.h: New file.
365 * src/Makefile.am (noinst_HEADERS): Add them.
366 * src/handler-unix.c (_GNU_SOURCE): Define.
367 * src/fault-linux-hppa-old.h: Add alternative code, commented.
368 * src/fault-linux-sparc-old.h: Likewise.
369 * configure.ac (CFG_FAULT): Use these files on Linux when the POSIX way
370 of catching page faults works.
372 2009-08-01 Bruno Haible <bruno@clisp.org>
374 * src/fault-linux-i386-old.h: Renamed from src/fault-linux-i386.h.
375 * src/Makefile.am (noinst_HEADERS): Update.
376 * configure.ac: Update.
378 * src/fault-linux-i386-oldold.h: Renamed from
379 src/fault-linux-i386-old.h.
380 * src/Makefile.am (noinst_HEADERS): Update.
381 * configure.ac: Update.
383 * src/fault-linux-alpha-old.h: Renamed from src/fault-linux-alpha.h.
384 * src/fault-linux-arm-old.h: Renamed from src/fault-linux-arm.h.
385 * src/fault-linux-cris-old.h: Renamed from src/fault-linux-cris.h.
386 * src/fault-linux-hppa-old.h: Renamed from src/fault-linux-hppa.h.
387 * src/fault-linux-ia64-old.h: Renamed from src/fault-linux-ia64.h.
388 * src/fault-linux-m68k-old.c: Renamed from src/fault-linux-m68k.c.
389 * src/fault-linux-m68k-old.h: Renamed from src/fault-linux-m68k.h.
391 * src/fault-linux-mips-old.h: Renamed from src/fault-linux-mips.h.
392 * src/fault-linux-powerpc-old.h: Renamed from src/fault-linux-powerpc.h.
393 * src/fault-linux-s390-old.h: Renamed from src/fault-linux-s390.h.
394 * src/fault-linux-sh-old.h: Renamed from src/fault-linux-sh.h.
395 * src/fault-linux-sparc-old.h: Renamed from src/fault-linux-sparc.h.
396 * src/fault-linux-x86_64-old.h: Renamed from src/fault-linux-x86_64.h.
397 * src/Makefile.am (noinst_HEADERS): Update.
398 * configure.ac: Update.
400 2009-06-23 Bruno Haible <bruno@clisp.org>
402 * Makefile.am (check-next): No longer ask for copies of config.log.
404 2009-06-23 Bruno Haible <bruno@clisp.org>
406 Improve support for MirBSD 10.
407 * configure.ac (CFG_FAULT, FAULT_CONTEXT): Treat MirBSD/i386 like
410 2009-06-23 Bruno Haible <bruno@clisp.org>
412 Add support for platforms that follow POSIX:2008, not POSIX:2001.
413 * configure.ac (POSIX): Add MirBSD to known list.
414 (CFG_FAULT, FAULT_CONTEXT, FAULT_CONTEXT_INCLUDE): Define appropriately
415 when <ucontext.h> does not exist.
416 * src/fault-posix-ucontext.h: Renamed from src/fault-posix.h.
417 * src/fault-posix.h: New file.
418 * src/fault-aix5.h: Update.
419 * src/fault-hpux-hppa.h: Update.
420 * src/fault-netbsd.h: Update.
421 * src/fault-solaris.h: Update.
422 * src/Makefile.am (noinst_HEADERS): Add fault-posix-ucontext.h.
424 2009-06-23 Bruno Haible <bruno@clisp.org>
426 * configure.ac (FAULT_CONTEXT_INCLUDE): Reinstall the AC_SUBST
429 2009-05-21 Bruno Haible <bruno@clisp.org>
431 * configure.ac (FAULT_CONTEXT_INCLUDE): Don't substitute into
434 2009-05-21 Bruno Haible <bruno@clisp.org>
436 * tests/Makefile.am (AUTOMAKE_OPTIONS): Assume automake >= 1.11.
437 Use color-tests option.
439 2009-01-14 Bruno Haible <bruno@clisp.org>
441 * configure.ac: More consistent m4 quoting.
443 2008-09-27 Bruno Haible <bruno@clisp.org>
445 * build-aux/config.sub: Update to GNU version 2008-09-08.
447 2008-09-23 Eric Blake <ebb9@byu.net>
449 Use 2 * SIGSTKSZ consistently in configuration checks.
450 * m4/sigaltstack.m4 (SV_SIGALTSTACK): Work around IRIX sigaltstack bug.
451 * m4/sigaltstack-longjmp.m4 (SV_TRY_LEAVE_HANDLER_LONGJMP): Likewise.
452 * m4/sigaltstack-siglongjmp.m4 (SV_TRY_LEAVE_HANDLER_SIGLONGJMP):
455 2008-09-21 Bruno Haible <bruno@clisp.org>
457 * src/Makefile.am (LIBSIGSEGV_VERSION_INFO): New variable.
458 (libsigsegv_la_LDFLAGS): Pass -rpath and -version-info option.
459 Reported by Thomas Klausner <tk@giga.or.at>.
461 2008-09-21 Eric Blake <ebb9@byu.net>
462 Bruno Haible <bruno@clisp.org>
464 Detect and work around bug in Irix 5.3 sigaltstack.
465 * m4/sigaltstack.m4 (SV_SIGALTSTACK): Test for broken stack_t direction
467 * src/handler-unix.c (stackoverflow_install_handler): Adjust stack
469 * tests/stackoverflow1.c (stack_lower_bound, stack_upper_bound): New
471 (stackoverflow_handler): Use them to expose IRIX bug.
472 (main): Initialize them.
474 2008-09-07 Bruno Haible <bruno@clisp.org>
476 * m4/libtool.m4: Update from libtool-2.2.6.
477 * m4/ltoptions.m4: Likewise.
478 * m4/ltsugar.m4: Likewise.
479 * m4/ltversion.m4: Likewise.
480 * build-aux/ltmain.sh: Likewise.
482 2008-08-25 Bruno Haible <bruno@clisp.org>
484 * Version 2.6 released.
486 2008-08-24 Bruno Haible <bruno@clisp.org>
488 * configure.ac: Treat Dragonfly BSD platforms like FreeBSD.
489 Reported by Thomas Klausner <tk@giga.or.at>.
491 2008-08-24 Bruno Haible <bruno@clisp.org>
493 * src/stackvma-mincore.c (mincore_is_near_this): Improve logic. Needed
494 for reliable NULL pointer access classification as SIGSEGV on AIX 4.3.
496 2008-08-24 Bruno Haible <bruno@clisp.org>
498 * m4/sigaltstack.m4: Change 'volatile int' return type to 'int'. Needed
500 * m4/sigaltstack-longjmp.m4: Likewise.
501 * m4/sigaltstack-siglongjmp.m4: Likewise.
502 * tests/stackoverflow1.c (recurse): Likewise.
503 * tests/stackoverflow2.c (recurse): Likewise.
505 2008-08-24 Bruno Haible <bruno@clisp.org>
507 * tests/sigsegv1.c: Include <config.h>.
508 * tests/sigsegv2.c: Likewise.
509 * tests/sigsegv3.c: Include <config.h> before all other headers.
510 * tests/stackoverflow1.c: Likewise.
511 * tests/stackoverflow2.c: Likewise.
513 2008-08-24 Bruno Haible <bruno@clisp.org>
515 Fix the sigsegv3 test on MacOS X.
516 * src/sigsegv.h.in (sigsegv_leave_handler): Take 4 arguments.
517 * NEWS: Mention the change.
518 * src/handler-macos.c (our_exception_thread, signalled_thread): New
520 (catch_exception_raise): Set signalled_thread during the user_handler
522 (mach_exception_thread): Initialize our_exception_thread.
523 (sigsegv_leave_handler): Take 4 arguments. When called from within
524 the exception thread, let the signalled thread do a hyperjump.
525 * src/handler-unix.c (sigsegv_leave_handler): Take 4 arguments.
526 * src/handler-win32.c (sigsegv_leave_handler): Likewise.
527 * src/handler-none.c (sigsegv_leave_handler): Likewise.
528 * src/machfault-macos.h (SIGSEGV_INTEGER_ARGUMENT_1,
529 SIGSEGV_INTEGER_ARGUMENT_2, SIGSEGV_INTEGER_ARGUMENT_3,
530 SIGSEGV_FRAME_POINTER): New macros.
531 * tests/sigsegv3.c (handler_continuation): New function.
532 (handler): Update to new API.
533 * tests/stackoverflow1.c (stackoverflow_handler_continuation): New
535 (stackoverflow_handler): Update to new API.
536 * tests/stackoverflow2.c (stackoverflow_handler_continuation): New
538 (stackoverflow_handler, sigsegv_handler): Update to new API.
540 2008-08-24 Bruno Haible <bruno@clisp.org>
542 Test the use of sigsegv_leave_handler from within a SIGSEGV handler.
543 * tests/sigsegv3.c: New file.
544 * tests/Makefile.am (TESTS, noinst_PROGRAMS): Add sigsegv3.
546 2008-08-23 Eric Blake <ebb9@byu.net>
548 * src/Makefile.am (noinst_HEADERS): Remove machfault-macos-powerpc.h
549 and machfault-macos-i386.h. Add machfault-macos.h.
551 2008-08-17 Bruno Haible <bruno@clisp.org>
553 Allow building universal binaries on MacOS X.
554 * src/machfault-macos.h: New file, combining
555 src/machfault-macos-powerpc.h and src/machfault-macos-i386.h.
556 * src/machfault-macos-powerpc.h: Remove file.
557 * src/machfault-macos-i386.h: Remove file.
558 * configure.ac (CFG_MACHFAULT): Set to machfault-macos.h.
559 (FAULT_CONTEXT_INCLUDE) [MacOSX]: Set to #ifdefs for all four possible
562 2008-07-20 Bruno Haible <bruno@clisp.org>
564 Make sigsegv_get_vma async-safe.
565 * src/sigsegv.h.in (sigsegv_handler_t, stackoverflow_handler_t):
566 Mention async-safety constraints.
567 + src/stackvma-rofile.c: New file.
568 * src/stackvma-freebsd.c: Include stackvma-rofile.c.
569 (sigsegv_get_vma): Use struct rofile instead of FILE.
570 * src/stackvma-linux.c: Include stackvma-rofile.c.
571 (sigsegv_get_vma): Use struct rofile instead of FILE.
572 * src/stackvma-procfs.c: Include <sys/mman.h> instead of <stdlib.h> and
574 (sigsegv_get_vma): Avoid using sprintf. Ensure pagesize is initialized.
575 Use mmap/munmap instead of malloc/free.
576 * src/Makefile.am (EXTRA_DIST): Add stackvma-rofile.c.
577 Reported by Eric Blake <ebb9@byu.net>.
579 2008-07-20 Bruno Haible <bruno@clisp.org>
581 * src/handler-unix.c (sigsegv_handler): Preserve errno.
583 2008-07-20 Eric Blake <ebb9@byu.net>
585 * src/stackvma-mincore.c (mincore_is_near_this): Fix logic.
587 2008-07-20 Bruno Haible <bruno@clisp.org>
589 * tests/stackoverflow2.c (main): Test also a NULL pointer access.
590 Reported by Eric Blake <ebb9@byu.net>.
592 2008-06-23 Bruno Haible <bruno@clisp.org>
594 * build-aux/config.guess: Update to GNU version 2008-06-16.
595 * build-aux/config.sub: Likewise.
597 2008-05-31 Bruno Haible <bruno@clisp.org>
599 Make cross-compile from MacOS X 10.5 to MacOS X 10.4 work.
600 * src/handler-macos.c (MacOS_X_10_5_HEADERS): New macro.
601 * src/machfault-macos-i386.h: Use it.
602 * src/machfault-macos-powerpc.h: Likewise.
603 Reported by Dr Tomaž Slivnik <slivnik@tomaz.name>.
605 2008-05-31 Bruno Haible <bruno@clisp.org>
607 * m4/mmap-anon.m4 (SV_MMAP_ANON): Add known cross-compile results for
609 Reported by Dr Tomaž Slivnik <slivnik@tomaz.name>.
611 2008-05-27 Bruno Haible <bruno@clisp.org>
613 * configure.ac: Require at least autoconf 2.62. Merge
614 FAULT_CONTEXT_INCLUDE2 variable into FAULT_CONTEXT_INCLUDE.
615 * src/sigsegv.h.in: Remove FAULT_CONTEXT_INCLUDE2 substitution.
616 * src/Makefile.am (sigsegv.h.msvc): Update.
618 2008-05-27 Bruno Haible <bruno@clisp.org>
620 * configure.ac: Bump version number to 2.6.
621 * src/sigsegv.h.in (LIBSIGSEGV_VERSION): Likewise.
623 2008-05-27 Bruno Haible <bruno@clisp.org>
625 Support for 64-bit mode on MacOS X 10.5.
626 * src/handler-macos.c (catch_exception_raise): Align the stack pointer
627 also on x86_64. Needed for MMX instructions.
628 * src/machfault-macos-i386.h: Choose among 64-bit and 32-bit flavours.
629 Use new names for the 32-bit flavour when possible.
630 * src/machfault-macos-powerpc.h: Choose among 64-bit and 32-bit
632 * configure.ac (FAULT_CONTEXT, FAULT_CONTEXT_INCLUDE2): Choose
633 right flavour (ppc_thread_state_t/ppc_thread_state64_t or
634 i386_thread_state_t/x86_thread_state32_t/x86_thread_state64_t) at
637 2008-05-18 Bruno Haible <bruno@clisp.org>
639 * m4/libtool.m4: Update from libtool-2.2.4.
640 * m4/ltoptions.m4: Likewise.
641 * m4/ltversion.m4: Likewise.
642 * m4/lt~obsolete.m4: Likewise.
643 * build-aux/ltmain.sh: Likewise.
645 2008-04-06 Bruno Haible <bruno@clisp.org>
647 * m4/libtool.m4: Update from libtool-2.2.2.
648 * m4/ltoptions.m4: New file, from libtool-2.2.2.
649 * m4/ltsugar.m4: New file, from libtool-2.2.2.
650 * m4/ltversion.m4: New file, from libtool-2.2.2.
651 * m4/lt~obsolete.m4: New file, from libtool-2.2.2.
652 * build-aux/ltmain.sh: New file, from libtool-2.2.2.
653 * configure.ac: Use LT_INIT instead of AC_PROG_LIBTOOL.
655 2007-11-16 Bruno Haible <bruno@clisp.org>
657 * src/fault-freebsd-i386.h (SIGSEGV_FAULT_STACKPOINTER): Use sc_rsp
658 also on x86_64-freebsd platform.
659 Reported by Dmitri Hrapof <hrapof@common-lisp.ru> and
660 Petr Salinger <Petr.Salinger@seznam.cz>.
662 2007-11-15 Bruno Haible <bruno@clisp.org>
664 * configure.ac (CFG_SIGNALS, CFG_FAULT): Port to i586-kfreebsd-gnu
665 and x86_64-kfreebsd-gnu.
666 * src/fault-freebsd-i386.h (SIGSEGV_FAULT_STACKPOINTER): Likewise.
667 Based on patch by Petr Salinger <Petr.Salinger@seznam.cz>.
669 2007-11-11 Bruno Haible <bruno@clisp.org>
671 * Version 2.5 released.
673 2007-11-11 Bruno Haible <bruno@clisp.org>
675 * configure.ac: Bump version number to 2.5.
676 * src/sigsegv.h.in (LIBSIGSEGV_VERSION): Likewise.
678 2007-10-28 Bruno Haible <bruno@clisp.org>
680 * src/handler-macos.c (catch_exception_raise): Align the new stack
681 pointer on a 16-byte boundary.
682 * src/handler-win32.c (main_exception_filter): Correct alignment:
683 %esp must be aligned to == -4 mod 16 upon function entry.
685 2007-10-28 Bruno Haible <bruno@clisp.org>
687 * src/sigsegv.h.in (stackoverflow_install_handler): Avoid comment
689 Reported by Chris Willmore <willmc@rpi.edu>.
691 2007-10-28 Bruno Haible <bruno@clisp.org>
693 * src/machfault-macos-powerpc.h (SIGSEGV_FAULT_ADDRESS,
694 SIGSEGV_STACK_POINTER, SIGSEGV_PROGRAM_COUNTER): Add __DARWIN_UNIX03
696 * src/machfault-macos-i386.h (SIGSEGV_FAULT_ADDRESS,
697 SIGSEGV_STACK_POINTER, SIGSEGV_PROGRAM_COUNTER): Likewise.
698 * src/fault-macosdarwin7-powerpc.h (SIGSEGV_FAULT_STACKPOINTER):
700 * src/fault-macosdarwin7-powerpc.c (get_fault_addr): Likewise.
701 Reported by Chris Willmore <willmc@rpi.edu>.
703 2007-01-12 Bruno Haible <bruno@clisp.org>
705 * Makefile.am (check-next): Don't ask for reports from x86_64-*-linux*
708 2006-07-14 Bruno Haible <bruno@clisp.org>
710 * m4/sigaltstack.m4 (SV_SIGALTSTACK): Use SIGSTKSZ instead of
712 * m4/sigaltstack-longjmp.m4 (SV_TRY_LEAVE_HANDLER_LONGJMP): Likewise.
713 * m4/sigaltstack-siglongjmp.m4 (SV_TRY_LEAVE_HANDLER_SIGLONGJMP):
715 * tests/stackoverflow1.c (main): Likewise.
716 * tests/stackoverflow2.c (main): Likewise.
717 * src/sigsegv.h.in (stackoverflow_install_handler): Update
718 recommendation for extra_stack_size.
720 Reported by Peter Van Eynde <pvaneynd@users.sourceforge.net>.
722 2006-06-23 Bruno Haible <bruno@clisp.org>
724 * Version 2.4 released.
726 2006-06-23 Bruno Haible <bruno@clisp.org>
728 * configure.ac: Bump version number to 2.4.
729 * src/sigsegv.h.in (LIBSIGSEGV_VERSION): Likewise.
731 2006-06-17 Bruno Haible <bruno@clisp.org>
733 * src/Makefile.am (noinst_HEADERS): Add fault-netbsd.h.
735 2006-06-17 Bruno Haible <bruno@clisp.org>
737 * m4/sigaltstack.m4: Insert 'volatile' and pass a pointer, to defeat
739 * m4/sigaltstack-longjmp.m4: Likewise.
740 * m4/sigaltstack-siglongjmp.m4: Likewise.
742 2006-06-17 Bruno Haible <bruno@clisp.org>
744 * tests/stackoverflow1.c (recurse): Remove useless cast.
745 * tests/stackoverflow2.c (recurse): Likewise.
747 2006-06-17 Bruno Haible <bruno@clisp.org>
749 * src/stackvma-freebsd.c (sigsegv_get_vma): Test whether mincore()
750 works as expected before using it.
752 2006-03-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
754 * m4/libtool.m4 (_LT_SYS_DYNAMIC_LINKER) [ linux ]: Avoid warning when
755 "parsing" /etc/ld.so.conf and empty /etc/ld.so.conf.d.
757 2006-06-13 Bruno Haible <bruno@clisp.org>
759 Make NetBSD/i386 stack overflow detection work even without mincore.
760 * src/fault-netbsd.h: New file.
761 * configure.ac (CFG_FAULT): Choose it when appropriate.
763 2006-05-16 Bruno Haible <bruno@clisp.org>
765 Don't allow the compiler to reorder instructions in the tests.
766 * tests/sigsegv1.c (crashes): Use volatile in pointer access.
767 * tests/sigsegv2.c (main): Likewise.
768 * tests/stackoverflow2.c (main): Likewise.
770 2006-05-14 Bruno Haible <bruno@clisp.org>
772 Exploit the mincore() system call where available.
773 * src/stackvma-mincore.c: New file.
774 * src/Makefile.am (EXTRA_DIST): Add it.
775 * src/stackvma.h: Add double-inclusion guard.
776 * src/stackvma-freebsd.c: If mincore() is available, include also
778 (sigsegv_get_vma): If mincore() is available, use it as fallback.
779 * src/stackvma-linux.c: If mincore() is available, include also
781 (sigsegv_get_vma): If mincore() is available, use it as fallback.
782 * src/stackvma-procfs.c: If mincore() is available, include also
784 (sigsegv_get_vma): If mincore() is available, use it as fallback.
785 * configure.ac: Test for mincore.
786 (CFG_STACKVMA): Set to stackvma-mincore.c if nothing else is available.
788 2006-05-14 Bruno Haible <bruno@clisp.org>
790 * src/stackvma-simple.c: New file, extracted from handler-unix.c.
791 * src/Makefile.am (EXTRA_DIST): Add it.
792 * src/stackvma-beos.c: Include stackvma-simple.c.
793 (sigsegv_get_vma): Fill the vma's is_near_this field.
794 * src/stackvma-freebsd.c: Include stackvma-simple.c.
795 (sigsegv_get_vma): Fill the vma's is_near_this field.
796 * src/stackvma-linux.c: Include stackvma-simple.c.
797 (sigsegv_get_vma): Fill the vma's is_near_this field.
798 * src/stackvma-mach.c: Include stackvma-simple.c.
799 (sigsegv_get_vma): Fill the vma's is_near_this field.
800 * src/stackvma-procfs.c: Include stackvma-simple.c.
801 (sigsegv_get_vma): Fill the vma's is_near_this field.
802 * src/stackvma.h (vma_struct): Add is_near_this field.
803 * src/handler-unix.c (sigsegv_handler): Use the vma's is_near_this
806 2006-04-28 Bruno Haible <bruno@clisp.org>
808 * Version 2.3 released.
810 2006-04-28 Bruno Haible <bruno@clisp.org>
812 * configure.ac: Bump version number to 2.3.
813 * src/sigsegv.h.in (LIBSIGSEGV_VERSION): Likewise.
815 * build-aux/config.guess, build-aux/config.sub: Update to GNU version
818 * build-aux/install-sh: Update from automake-1.9.6.
819 * build-aux/missing: Likewise.
821 * build-aux/ltmain.sh: Update from libtool-1.5.22.
822 * m4/libtool.m4: Likewise.
824 2006-04-28 Bruno Haible <bruno@clisp.org>
826 * build-aux: Renamed from autoconf.
827 * configure.ac (AC_CONFIG_AUX_DIR): Set to build-aux.
829 2006-04-22 Bruno Haible <bruno@clisp.org>
831 * configure.ac: Renamed from configure.in.
833 2006-04-21 Bruno Haible <bruno@clisp.org>
835 * src/machfault-macos-i386.h: Rewritten for Darwin 8.6.1.
836 * configure.in: Change FAULT_CONTEXT for i?86-darwin.
838 2005-06-21 Paolo Bonzini <bonzini@gnu.org>
840 * configure.in: For handler-macos.c, include mach/thread_status.h.
841 * configure: Regenerate.
843 2005-06-21 Paolo Bonzini <bonzini@gnu.org>
845 * tests/stackoverflow1.c (recurse): Make more resilient to compiler
848 * tests/stackoverflow2.c: Likewise.
850 2005-05-24 Bruno Haible <bruno@clisp.org>
852 * src/handler-win32.c (main_exception_filter): Copy CONTEXT structure
853 to safe area on the stack.
854 Based on patch by Doug Currie <e@flavors.com>.
856 * src/handler-win32.c (main_exception_filter): Swap arguments passed
857 to stack_overflow_handler.
858 Patch by Doug Currie <e@flavors.com>.
860 * src/handler-win32.c (main_exception_filter): Align %esp on a 16-byte
863 2005-03-02 Bruno Haible <bruno@clisp.org>
865 * Version 2.2 released.
867 2005-03-02 Bruno Haible <bruno@clisp.org>
869 * autoconf/config.guess: Update.
870 * autoconf/config.sub: Update.
871 * autoconf/missing: Update from automake-1.9.5.
873 * m4/libtool.m4: Upgrade to libtool-1.5.14 with gettext modifications.
874 * autoconf/ltmain.sh: Likewise.
876 2005-03-02 Bruno Haible <bruno@clisp.org>
878 * src/fault-aix5.h: New file.
879 * src/fault-aix5-powerpc.h: New file.
880 * src/Makefile.am (noinst_HEADERS): Add them.
881 * configure.in: Choose them when the POSIX test succeeds on AIX.
883 * src/fault-aix3-powerpc.h: Renamed from src/fault-aix-powerpc.h.
884 * src/fault-aix3.h: Renamed from src/fault-aix.h.
885 * src/Makefile.am (noinst_HEADERS): Update.
886 * configure.in: Update. When cross-compiling, assume the AIX test
887 succeeds only on AIX 3 and AIX 4.
889 2005-03-01 Bruno Haible <bruno@clisp.org>
891 * configure.in: Fix test of CFG_MACHFAULT.
893 2005-02-27 Bruno Haible <bruno@clisp.org>
895 * configure.in: Skip tests that are not needed on MacOS X >= 10.2.
896 * m4/sigaltstack.m4 (SV_SIGALTSTACK): Don't perform the test on
899 2005-02-18 Bruno Haible <bruno@clisp.org>
901 * tests/sigsegv1.c (handler_called): Declare as volatile.
902 * tests/sigsegv2.c (logcount, logdata): Likewise.
903 * tests/stackoverflow1.c (pass): Likewise.
904 * tests/stackoverflow2.c (pass): Likewise.
906 2005-01-29 Bruno Haible <bruno@clisp.org>
908 * src/sigsegv.h.in (LIBSIGSEGV_VERSION): New macro.
909 (libsigsegv_version): New declaration.
910 * src/version.c: New file.
911 * src/Makefile.am (libsigsegv_la_SOURCES): Add version.c.
912 * Makefile.msvc (OBJECTS): Add version.obj.
913 (version.obj): New rule.
914 Suggested by Sam Steingold.
916 2004-08-25 Bruno Haible <bruno@clisp.org>
918 * m4/libtool.m4: Upgrade to libtool-1.5.6.
919 * autoconf/ltmain.sh: Upgrade to libtool-1.5.6.
921 2004-08-18 Bruno Haible <bruno@clisp.org>
923 * configure.in: Bump version number to 2.2.
925 2004-08-17 Bruno Haible <bruno@clisp.org>
927 Finish the Mach-based MacOS X support.
928 * src/handler-macos.c: Don't include mach/vm_map.h.
929 Include machfault.h instead of fault.h.
930 (save_exc_state): Remove variable.
931 (save_thread_state): New variable.
932 (terminating_handler): New function.
933 (altstack_handler): Pass the save_thread_state, not the save_exc_state,
934 to the user's handler.
935 (catch_exception_raise): Make it work also for platforms which don't
936 have an exc_state type. Call SIGSEGV_FAULT_ADDRESS with 2 arguments.
937 Don't clobber the exc_state; instead set the thread's program counter
938 to terminating_handler or altstack_handler, depending on the case.
939 Return KERN_SUCCESS at the end.
940 * src/machfault.h: New file.
941 * src/machfault-macos-powerpc.h (SIGSEGV_FAULT_ADDRESS): Add a second
943 * src/machfault-macos-i386.h: New file.
944 * src/Makefile.am (EXTRA_DIST): Add handler-macos.c.
945 (NOINST_HEADERS): Add machfault.h, machfault-macos-i386.h,
946 machfault-macos-powerpc.h.
947 * configure.in (CFG_HANDLER): Initialize to empty.
948 (CFG_MACHFAULT): New substituted variable.
949 On MacOS X PowerPC+i386, use CFG_HANDLER=handler-macos.c
951 (sv_cv_fault_include, sv_cv_have_stack_overflow_recovery): Set
952 correctly also in the handler-macos.c case.
954 2004-08-16 Bruno Haible <bruno@clisp.org>
956 Support for MacOS X 10.3 on PowerPC.
957 * src/fault-macosdarwin5-powerpc.h: Renamed from
958 src/fault-macos-powerpc.h.
959 * src/fault-macosdarwin5-powerpc.c: Renamed from
960 src/fault-macos-powerpc.c.
961 * src/fault-macosdarwin7-powerpc.h: New file.
962 * src/fault-macosdarwin7-powerpc.c: New file.
963 * src/Makefile.am (noinst_HEADERS): Update.
964 * configure.in: Test the method for MacOSX/Darwin5 PowerPC only after
965 the method for MacOSX/Darwin7 PowerPC failed.
966 Substitute FAULT_CONTEXT_INCLUDE2.
967 * src/sigsegv.h.in: Insert @FAULT_CONTEXT_INCLUDE2@.
968 * src/Makefile.am (sigsegv.h.msvc): Replace @FAULT_CONTEXT_INCLUDE2@.
970 2003-12-09 Paolo Bonzini <bonzini@gnu.org>
972 * src/handler-macos.c: Completed; removed dependency on
974 * src/machfault-macos-powerpc.h: Reorganized.
976 2003-12-08 Paolo Bonzini <bonzini@gnu.org>
977 Bruno Haible <bruno@clisp.org>
979 * src/handler-macos.c: New file.
980 * src/machfault.h: New file.
981 * src/machfault-macos-powerpc.h: New file.
983 2003-12-05 Bruno Haible <bruno@clisp.org>
985 * m4/fault.m4: Tweak indentation. Bump serial number.
986 * m4/getpagesize.m4: Likewise.
987 * m4/mmap-anon.m4: Likewise.
988 * m4/sigaltstack.m4: Likewise.
989 * m4/sigaltstack-longjmp.m4: Likewise.
990 * m4/sigaltstack-siglongjmp.m4: Likewise.
992 2003-12-05 Paolo Bonzini <bonzini@gnu.org>
994 * aclocal.m4: Regenerate with Automake 1.7h.
995 * configure.in: Drop m4/Makefile from list of generated files.
996 * configure: Regenerate.
997 * Makefile.am (install-data-hook): New name of the install-am
998 target, for Automake 1.8 compatibility. Other -am targets
999 are not affected because Automake does not have anything to
1001 (AUTOMAKE_OPTIONS): Bump minimum Automake requirement to 1.7h.
1002 (SUBDIRS): Remove m4.
1003 ($(srcdir)/config.h.msvc): New target for config.h.msvc.
1004 * Makefile.in: Regenerate with Automake 1.7h.
1005 * m4/Makefile.am: Delete, Automake 1.7h takes care of it.
1006 * m4/Makefile.in: Delete.
1007 * src/Makefile.am (installdirs): Delete, Automake 1.7h adds it.
1008 * src/Makefile.in: Regenerate with Automake 1.7h.
1009 * tests/Makefile.in: Regenerate with Automake 1.7h.
1011 * autoconf/config.guess: Update from automake-1.7h.
1012 * autoconf/config.sub: Likewise.
1013 * autoconf/install.sh: Likewise.
1014 * autoconf/missing: Likewise.
1015 * autoconf/mkinstalldirs: Delete.
1016 * m4/fault.m4: autoupdate and manually tweak.
1017 * m4/sigaltstack.m4: Likewise.
1018 * m4/sigaltstack-longjmp.m4: Likewise.
1019 * m4/sigaltstack-siglongjmp.m4: Likewise.
1020 * m4/mmap-anon.m4: Likewise.
1021 * m4/getpagesize.m4: Likewise.
1023 2003-10-29 Bruno Haible <bruno@clisp.org>
1025 * tests/sigsegv1.c (main): Add a check whether mprotect with
1026 PROT_READ_WRITE really works.
1027 * tests/sigsegv2.c (main): Likewise.
1028 Reported by Ullal Devappa Kini <wmbfqj@vsnl.net>.
1030 2003-08-21 Bruno Haible <bruno@clisp.org>
1032 * Version 2.1 released.
1034 2003-06-24 Paolo Bonzini <bonzini@gnu.org>
1036 * m4/fault.m4: Exit if we detect an infinite loop.
1037 * aclocal.m4: Regenerate.
1038 * configure: Regenerate.
1040 2003-06-18 Bruno Haible <bruno@clisp.org>
1042 * autoconf/install-sh: Update from automake-1.7.5.
1044 2003-05-14 Paolo Bonzini <bonzini@gnu.org>
1046 * configure.in: Use signals-bsd.h for OpenBSD and NetBSD too.
1047 Support instruction decoding to get fault address for Alphas.
1048 * src/fault-netbsd-alpha.h: New file.
1049 * src/fault-netbsd-alpha.c: New file.
1050 * src/Makefile.am (noinst_HEADERS): Add them.
1052 2003-05-14 Paolo Bonzini <bonzini@gnu.org>
1054 * src/dispatcher.c (insert): Fix lossage in 64-bit environments
1055 (cast from void* to unsigned int).
1057 2003-05-10 Bruno Haible <bruno@clisp.org>
1059 * tests/Makefile.am (../src/libsigsegv.la): New rule.
1061 * Makefile.msvc (handler.obj): Complete the dependencies.
1062 (stackoverflow2.exe): New rule.
1063 (check): Depend on it.
1066 2003-05-10 Paolo Bonzini <bonzini@gnu.org>
1067 Bruno Haible <bruno@clisp.org>
1069 * configure.in: AC_SUBST of CFG_STACKVMA, CFG_LEAVE, CFG_HANDLER.
1070 * src/Makefile.am: Add dependencies for the object files.
1072 2003-05-08 Paolo Bonzini <bonzini@gnu.org>
1074 * configure.in: Add $srcdir/ to #include statements. Needed when
1077 * src/signals-macos.h (SIGSEGV_FOR_ALL_SIGNALS): Add SIGSEGV.
1079 2003-05-03 Paolo Bonzini <bonzini@gnu.org>
1081 * configure.in: Tweak 2003-04-26 patch so that it works on mingw32 and
1084 2003-05-02 Bruno Haible <bruno@clisp.org>
1086 * src/handler-unix.c: Add special case for stack handling on IA-64.
1087 * src/fault-linux-ia64.h: Complete the port.
1088 * configure.in: Improve Linux/IA-64 support.
1090 2003-05-01 Bruno Haible <bruno@clisp.org>
1092 * configure.in: Don't use fault-hurd.h on NetBSD/alpha. It does not
1095 2003-05-01 Bruno Haible <bruno@clisp.org>
1097 Support for Linux/HPPA.
1098 * fault-linux-hppa.h: Don't include <siginfo.h>.
1099 (SIGSEGV_FAULT_ADDRESS): Change.
1100 (SIGSEGV_FAULT_ADDRESS_FROM_SIGINFO): Define it, otherwise the value
1101 passed for sip is 0.
1102 (SIGSEGV_FAULT_CONTEXT, SIGSEGV_FAULT_STACKPOINTER): Remove macros.
1103 * configure.in: Improve Linux/HPPA support.
1105 2003-05-01 Bruno Haible <bruno@clisp.org>
1107 Support for OpenBSD/i386.
1108 * src/fault-openbsd.h: New file.
1109 * src/fault-openbsd-i386.h: New file.
1110 * src/Makefile.am (noinst_HEADERS): Add them.
1111 * configure.in: If the POSIX test works and the OS is OpenBSD, use
1112 fault-openbsd.h instead of fault-posix.h.
1114 2003-05-01 Bruno Haible <bruno@clisp.org>
1116 * src/fault-hpux-hppa.h: Make it work on machines with 64-bit registers
1118 * configure.in: Likewise.
1120 2003-04-29 Bruno Haible <bruno@clisp.org>
1122 * configure.in: Define HAVE_STACKVMA if CFG_STACKVMA is nontrivial.
1123 * src/handler-unix.c: Test HAVE_STACKVMA instead of CFG_STACKVMA.
1125 * m4/fault.m4 (SV_TRY_FAULT): On HP-UX, always pass 0 as first argument
1127 * tests/mmaputil.h (mmap_zeromap): Likewise.
1129 2003-04-28 Bruno Haible <bruno@clisp.org>
1131 * src/stackvma-freebsd.c (sigsegv_get_vma): Fix logic error.
1133 2002-04-17 Paolo Bonzini <bonzini@gnu.org>
1136 * configure.in: Treat cygwin* like mingw*.
1137 * src/handler-win32.c [CYGWIN] (exception_list, _except_list,
1138 debug_get_except_list, cygwin_exception_handler,
1139 libsigsegv_exception_handler, do_install_main_exception_filter): New
1141 (install_main_exception_filter): New function.
1142 (sigsegv_install_handler, stackoverflow_install_handler): Call it.
1144 2003-04-26 Bruno Haible <bruno@clisp.org>
1146 * configure.in: Don't set sv_cv_have_stack_overflow_recovery=yes if
1147 not all of the fault-*.h and stackvma-*.h premises are fulfilled.
1148 Reported by Paolo Bonzini <bonzini@gnu.org> for NetBSD/Alpha.
1150 2003-04-03 Bruno Haible <bruno@clisp.org>
1152 * configure.in: Add --enable-relocatable option.
1153 * m4/relocatable.m4: New file, from GNU gettext.
1154 * m4/Makefile.am (EXTRA_DIST): Add it.
1156 * m4/libtool.m4: Update from GNU gettext, based on libtool-1.4.3.
1157 * autoconf/ltmain.sh: Likewise.
1159 2003-04-02 Bruno Haible <bruno@clisp.org>
1161 * configure.in: Bump version number to 2.1.
1163 * tests/stackoverflow2.c: New file, based on code by Paolo Bonzini.
1164 * tests/Makefile.am (TESTS, noinst_PROGRAMS): Add stackoverflow2.
1166 2003-04-02 Paolo Bonzini <bonzini@gnu.org>
1167 Bruno Haible <bruno@clisp.org>
1169 Complete the port to MacOS X (Darwin).
1170 * m4/fault.m4: Include sys/signal.h. Have an exit status of 3 instead
1171 of 1 if fault_address is misdetected.
1172 * m4/sigaltstack.m4: Define stack_t to struct sigaltstack if absent.
1173 Include <sys/signal.h>.
1174 * configure.in: Add check for sys/signal.h.
1175 Add support for catching stack overflow on MacOSX.
1176 Add support for MacOSX on i386.
1177 Provide a fallback for SS_ONSTACK before using it.
1178 * src/fault-macos-i386.h: New file.
1179 * src/stackvma-mach.c: New file.
1180 * src/fault-macos-powerpc.h (SIGSEGV_FAULT_STACKPOINTER): Change.
1181 * src/handler-unix.c: Include <sys/signal.h>.
1182 (SS_DISABLE): Provide a fallback.
1183 * src/leave-sigaltstack.c: Include sys/signal.h.
1184 (SS_ONSTACK): Provide a fallback.
1185 * src/Makefile.am (noinst_HEADERS): Add fault-macos-i386.h.
1186 (EXTRA_DIST): Add stackvma-mach.c.
1187 * tests/sigsegv1.c: Abort after 10 handler invocations.
1188 (main): Drop SKIP message, now emitted by automake 1.7.x.
1189 * tests/sigsegv2.c: Abort after 10 handler invocations.
1190 (main): Drop SKIP message, now emitted by automake 1.7.x.
1191 * tests/stackoverflow1.c (main): Drop SKIP message, now emitted by
1194 2002-10-14 Bruno Haible <bruno@clisp.org>
1196 * src/fault-none.h: New file.
1197 * src/fault.h: Include CFG_FAULT unconditionally.
1198 * src/leave-none.c: New file.
1199 * src/leave.c: Include CFG_LEAVE unconditionally.
1200 * src/stackvma.c: Include CFG_STACKVMA unconditionally.
1201 * configure.in (CFG_LEAVE, CFG_STACKVMA): Define always.
1202 * src/Makefile.am (noinst_HEADERS): Add fault-none.h.
1203 (EXTRA_DIST): Add leave-none.c.
1204 Reported by Paolo Bonzini <bonzini@gnu.org>.
1206 2002-09-30 Bruno Haible <bruno@clisp.org>
1208 * src/Makefile.am (noinst_HEADERS): Add fault-hurd.h,
1209 fault-linux-m68k.c, fault-macos-powerpc.h, fault-macos-powerpc.c,
1210 signals-hurd.h, signals-macos.h.
1212 2002-09-30 Bruno Haible <bruno@clisp.org>
1214 * Makefile.am (check-next): Don't ask for reports from i?86-*-linux*
1217 2002-09-30 Bruno Haible <bruno@clisp.org>
1219 Better Linux/PowerPC support.
1220 * configure.in: Change Linux/PowerPC support.
1221 * src/fault-linux-powerpc.h (SIGSEGV_FAULT_ADDRESS): New macro.
1223 2002-09-30 Bruno Haible <bruno@clisp.org>
1225 Better Linux/m68k support.
1226 * configure.in: Change Linux/m68k support.
1227 * src/fault-linux-m68k.c: New file.
1228 * src/fault-linux-m68k.h: Use it.
1230 2002-09-30 Bruno Haible <bruno@clisp.org>
1232 Tentative Hurd support.
1233 * configure.in: Add Hurd support.
1234 * src/signals-hurd.h: New file.
1235 * src/fault-hurd.h: New file.
1237 2002-09-30 Bruno Haible <bruno@clisp.org>
1239 MacOSX/PowerPC support.
1240 * configure.in: Add MacOSX/PowerPC support.
1241 * src/signals-macos.h: New file.
1242 * src/fault-macos-powerpc.c: New file.
1243 * src/fault-macos-powerpc.h: New file.
1245 2002-09-16 Bruno Haible <bruno@clisp.org>
1247 * src/fault-posix.h: Don't include <siginfo.h>. Needed for hppa-linux.
1248 Reported by Will Newton <will@misconception.org.uk>.
1250 2002-08-28 Bruno Haible <bruno@clisp.org>
1252 * Version 2.0 released.
1254 2002-07-28 Bruno Haible <bruno@clisp.org>
1256 Big reorganization and rewrite. Every file changed.