1 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
3 * testsuite/libmudflap.cth/pass59-frag.c (main): Fix casting of arg.
5 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
7 * Makefile.am: Add dummy install-pdf target.
8 * Makefile.in: Regenerate
10 2007-02-07 Jakub Jelinek <jakub@redhat.com>
13 * configure: Regenerate.
15 2006-12-04 Eric Botcazou <ebotcazou@libertysurf.fr>
17 * configure: Regenerate.
19 2006-11-13 Daniel Jacobowitz <dan@codesourcery.com>
21 * configure: Regenerated.
23 2006-11-10 Frank Ch. Eigler <fche@redhat.com>
26 * mf-hooks1.c (__mf_0fn_malloc): Make the bootstrap buffers
27 static but not function scope static.
28 (free): Skip deallocation attempts for objects placed into
30 * testsuite/libmudflap.cth/pass59-frag.c: New test.
32 2006-11-06 Frank Ch. Eigler <fche@redhat.com>
34 From Herman ten Brugge <hermantenbrugge@home.nl>:
35 * mf-runtime.c (__mf_uncache_object): Optimize the code so that
36 small and large objects are handled a lot faster.
38 2006-11-06 Frank Ch. Eigler <fche@redhat.com>
40 * configure.ac (__libc_freeres): Look for it.
41 * mf-impl.h (call_libc_freeres): New configuration flag.
42 * mf-runtime.c (__mf_set_default_options): Set it by default.
43 (__mfu_report): Call it if needed.
44 (__mfu_unregister): Remove "unaccessed registered object" warning.
45 * configure, config.h.in: Regenerated.
47 2006-09-18 Tom Tromey <tromey@redhat.com>
51 2006-06-21 Frank Ch. Eigler <fche@redhat.com>
54 mf-runtime.h installation based on ssp patch for PR 26473 from
55 Mark Mitchell <mark@codesourcery.com>.
56 * configure.ac (ACX_NONCANONICAL_TARGET): Use it.
57 * Makefile.am (target_noncanonical): Define.
58 (libsubincludedir): New variable.
59 (nobase_libsubinclude_HEADERS): Add mf-runtime.h.
60 (include_HEADERS): Remove.
61 * configure, aclocal.m4, config.h.in: Regenerated.
62 * Makefile.in, testsuite/Makefile.in: Likewise.
63 * mf-runtime.h: Add #ifndef protection for conflicting _REENTRANT
64 and _THREAD_SAFE redefinition values.
66 2006-05-23 Carlos O'Donell <carlos@codesourcery.com>
68 * Makefile.am: Add install-html target. Add install-html to .PHONY
69 * Makefile.in: Regenerate.
71 2006-04-19 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
74 * testsuite/libmudflap.c++/error1-frag.cxx: New test.
77 * testsuite/libmudflap.c++/error2-frag.cxx: New test.
79 2006-04-10 Matthias Klose <doko@debian.org>
81 * testsuite/lib/libmudflap.exp (libmudflap-init): Recognize multilib
82 directory names containing underscores.
84 2005-11-22 Janis Johnson <janis187@us.ibm.com>
86 * testsuite/lib/libmudflap.exp (libmudflap-init): Remove -static from
87 MUDFLAP_FLAGS if static library not supported.
88 * testsuite/libmudflap.c/cfrags.exp (MUDFLAP_FLAGS): new.
89 * testsuite/libmudflap.c/externs.exp: Ditto.
90 * testsuite/libmudflap.c++/ctors.exp: Ditto.
91 * testsuite/libmudflap.c++/c++frags.exp: Ditto.
92 * testsuite/libmudflap.cth/cthfrags.exp: Ditto.
94 2005-10-04 James E Wilson <wilson@specifix.com>
96 * configure.ac (mudflap_cv_entry_point): Use quadrigraphs to declare
97 $name as array of characters with unknown bound. Also store into the
99 * configure: Regenerate.
101 2005-09-30 James E. Wilson <wilson@specifix.com>
103 * configure.ac (pthread.h): Use AC_CHECK_HEADERS instead of
105 (target_thread_file): New. Set from sed'ed gcc output.
106 (posix_threads): New. Set from target_thread_file. Use instead of
108 (pthread_create_version): Move initialization before code using it.
109 * configure: Regenerate.
111 * mf-heuristics.c (_end, ENTRY_POINT): Make them arrays with unknown
114 2005-09-29 James E. Wilson <wilson@specifix.com>
116 * mf-hooks1.c (__mf_0fn_mmap, mmap, __mf_0fn_munmap, munmap): Protect
117 with HAVE_MMAP ifdef.
119 2005-09-23 Frank Ch. Eigler <fche@elastic.org>
122 * mf-hooks2.c (accept): Tolerate NULL sockaddr* parameter.
124 2005-09-23 Frank Ch. Eigler <fche@elastic.org>
126 * testsuite/libmudflap.c++/pass58-frag.cxx: New test for heisenbug 19319.
128 2005-09-23 Tom Tromey <tromey@redhat.com>
130 * aclocal.m4, configure: Rebuilt.
131 * configure.ac: Use GCC_CHECK_TLS.
132 * acinclude.m4 (LIBMUDFLAP_CHECK_TLS, LIBMUDFLAP_ENABLE): Moved
135 2005-08-22 Jim Wilson <wilson@specifix.com>
137 * mf-hooks2.c (MF_REGISTER_fopen): Define to __MF_TYPE_STATIC when
138 __FreeBSD__ is defined.
140 2005-08-17 Jim Wilson <wilson@specifix.com>
142 * mf-hooks1.c (malloc, calloc, realloc, free,
143 __mf_wrap_alloca_indirect): Call BEGIN_MALLOC_PROTECT before calling
144 the real routines, and END_MALLOC_PROTECT afterwards.
145 * mf-impl.h (enum __mf_state_enum): Expand comment. Add in_malloc.
146 (BEGIN_PROTECT): Handle in_malloc state.
147 (BEGIN_MALLOC_PROTECT, END_MALLOC_PROTECT): New.
148 * testsuite/libmudflap.c/hook2-allocstuff.c: New.
150 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
152 * All files: Update FSF address.
154 2005-08-15 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
156 * mf-hooks3.c (main_seen_p): Remove.
157 (__mf_get_state): Remove attempt to recognize the main thread.
159 2005-08-15 Maciej W. Rozycki <macro@linux-mips.org>
161 * configure.ac: Test for the name of the symbol used for the entry
162 point; define ENTRY_POINT to the result.
163 * configure: Regenerate.
164 * config.h.in: Regenerate.
165 * mf-heuristics.c: Replace _start with ENTRY_POINT throughout.
167 2005-08-14 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
169 * mf-runtime.c (__mf_state_1): Initialize to reentrant.
170 (__mf_init): Set thread state active.
171 * mf-hooks3.c (__mf_pthread_spawner): Always set thread
173 (pthread_create wrapper): Always use thread spawner.
175 * testsuite/libmudflap.cth/pass37-frag.c: Increase timeout.
176 * testsuite/libmudflap.cth/pass39-frag.c: Likewise.
178 2005-07-16 Richard Henderson <rth@redhat.com>
180 * acinclude.m4: New file.
181 * configure.ac: Invoke LIBMUDFLAP_CHECK_TLS.
182 * configure, config.h.in, Makefile.in, testsuite/Makefile.in: Rebuild.
183 * mf-hooks1.c (__mf_0fn_malloc): Move body from ...
184 (__mf_0fn_calloc): ... here.
185 * mf-hooks3.c (struct pthread_info): Remove.
186 (__mf_pthread_info, __mf_pthread_info_idx): Remove.
187 (LIBMUDFLAPTH_THREADS_MAX): Set to 1021.
188 (struct mf_thread_data): New.
189 (mf_thread_data, mf_thread_data_lock): New.
190 (__mf_allocate_blank_threadinfo): Remove.
191 (__mf_find_threadinfo): Rewrite and simplify. Only use if TLS is
193 (__mf_state_perthread): Remove.
194 (__mf_get_state, __mf_set_state): New.
195 (__mf_pthread_cleanup): Use &errno, rather than saved pointer.
196 Update mf_thread_data killing procedure.
197 (__mf_pthread_spawner): Similarly.
198 (__mf_0fn_pthread_create): Only use wrapper if necessary. Remove
199 code to allocate thread stack space.
200 (__mf_0fn_pthread_join, pthread_join): Remove.
201 (__mf_0fn_pthread_exit, pthread_exit): Remove.
202 * mf-impl.h (dyn_pthread_join, dyn_pthread_exit): Remove.
203 (__mf_state_1): Rename from __mf_state; use TLS when available.
204 (__mf_get_state, __mf_set_state): New. Update all users.
205 * mf-runtime.c (begin_recursion_protect1): New.
206 (BEGIN_RECURSION_PROTECT): Use it.
207 (__mf_state_1): Rename from __mf_state; use TLS when available.
208 (threads_active_p): Remove.
209 (__mf_usage): Compute it directly.
211 2005-06-19 Ulrich Weigand <uweigand@de.ibm.com>
213 * testsuite/libmudflap.c/externs-1.c (main): Add return statement.
215 2005-06-15 Frank Ch. Eigler <fche@redhat.com>
217 Fix for uncaching bug reported by Herman ten Brugge.
218 * mf-runtime.c (__mf_uncache_object): Search whole cache.
219 * testsuite/libmudflap.c/fail40-frag.c: New test.
221 2005-05-23 Alfred M. Szmidt <ams@gnu.org>
224 * Makefile.am (AM_MAKEFLAGS): Pass includedir.
225 * Makefile.in: Amend.
227 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
230 * testsuite/libmudflap.c/externs.exp, externs-{1,2}.c: New test files.
231 * testsuite/libmudflap.c/cfrags.exp: Bypass new sources.
233 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
236 * testsuite/libmudflap.c++/*.exp: Assert build tree g++.
238 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
241 * mf-impl.h (mudflap_mode, violation_mode): Make these ordinary
242 unsigned vars with #defines instead of enums.
244 2005-05-09 Mike Stump <mrs@apple.com>
246 * configure: Regenerate.
248 2005-04-12 Mike Stump <mrs@apple.com>
250 * configure: Regenerate.
252 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
255 * testsuite/libmudflap.c++/c++frags.exp: Also test -O permutation.
256 * testsuite/libmudflap.c++/pass57-frag.cxx: New test.
258 2005-04-04 Alan Modra <amodra@bigpond.net.au>
260 * mf-runtime.c (__mfu_unregister): Warning fix for char unsigned.
262 2005-03-31 Mike Stump <mrs@apple.com>
264 * mf-runtime.h: Add libmudflap copyright clause.
266 2005-03-21 Mike Stump <mrs@apple.com>
268 * mf-heuristics.c: Fix whitespace at end of line.
269 * mf-hooks1.c: Likewise.
270 * mf-hooks2.c: Likewise.
271 * mf-hooks3.c: Likewise.
272 * mf-impl.h: Likewise.
273 * mf-runtime.c: Likewise.
274 * mf-runtime.h: Likewise.
276 2005-03-21 Zack Weinberg <zack@codesourcery.com>
278 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
279 In all substitutions, expand gcc_version in Makefile.
280 * aclocal.m4, configure: Regenerate.
281 * Makefile.am: Set gcc_version.
282 * Makefile.in, testsuite/Makefile.in: Regenerate.
284 2005-03-17 Frank Ch. Eigler <fche@redhat.com>
286 * mf-runtime.c (__mfu_check): Respect ignore_reads configuration.
287 * testsuite/libmudflap.c/{pass56,fail39}-frag.c: New tests.
289 2005-02-13 Frank Ch. Eigler <fche@redhat.com>
292 * testsuite/libmudflap.c++/pass55-frag.c: New test.
294 2005-01-05 Richard Henderson <rth@redhat.com>
296 * testsuite/libmudflap.c/pass32-frag.c: Fix typo.
298 2005-01-02 Greg McGary <greg@mcgary.org>
300 * mf-impl.h (uintptr_t): Get typedef via stdint.h or define explicitly.
301 * mf-runtime.h: New file, replaces mf-runtime.h.in.
302 * configure.ac (AC_CONFIG_FILES): mf-runtime.h is no longer generated.
303 * Makefile.in: Ditto.
304 * testsuite/lib/libmudflap.exp: Add -I${srcdir}/.. to get mf-runtime.h
305 * testsuite/libmudflap.c/pass32-frag.c: s/uintptr_t/__mf_uintptr_t/
306 * testsuite/libmudflap.c/fail36-frag.c: New test.
307 * testsuite/libmudflap.c/fail37-frag.c: New test.
308 * testsuite/libmudflap.c/fail38-frag.c: New test.
310 2004-12-08 Kelley Cook <kcook@gcc.gnu.org>
312 * Makefile.am: Add ../config to ACLOCAL_AMFLAGS.
313 * aclocal.m4, Makefile.in, testsuite/Makefile.in: Regenerate.
315 2004-12-02 Richard Sandiford <rsandifo@redhat.com>
317 * configure.ac: Use TL_AC_GCC_VERSION to set gcc_version.
318 * aclocal.m4: Include ../config/gcc-version.m4.
319 * configure, Makefile.in, testsuite/Makefile.in: Regenerate.
321 2004-11-29 Kelley Cook <kcook@gcc.gnu.org>
323 * Makefile.am: Define ACLOCAL_AMFLAGS.
324 * acinclude.m4: Remove.
325 * stamp-h.in: Remove superfluous stamp file.
326 * aclocal.m4, configure, Makefile.in: Regenerate.
327 * testsuite/Makefile.in: Likewise.
329 2004-11-24 Kelley Cook <kcook@gcc.gnu.org>
331 * Makefile.am: Revert previous.
332 * acinclude.m4: Restore.
333 * aclocal.m4, configure, Makefile.in: Regenerate.
334 * testsuite/Makefile.in: Likewise.
336 2004-11-24 Kelley Cook <kcook@gcc.gnu.org>
338 * Makefile.am: Define ACLOCAL_AMFLAGS.
339 * acinclude.m4: Remove.
340 * aclocal.m4, configure, Makefile.in: Regenerate.
341 * testsuite/Makefile.in: Likewise.
343 2004-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
345 * testsuite/lib/libmudflap.exp: Use new procs in target-libpath.exp.
347 2004-11-23 Kelley Cook <kcook@gcc.gnu.org>
349 * Makefile.in, configure, aclocal.m4: Regenerate with automake 1.9.3.
350 * testsuite/Makefile.in: Likewise.
352 2004-11-01 Andreas Schwab <schwab@suse.de>
354 * configure.ac: (target_alias): Default to $host_alias, not
356 * configure: Regenerated.
358 2004-10-28 Frank Ch. Eigler <fche@redhat.com>
360 * testsuite/libmudflap.c/fail35-,pass53-,pass54-frag.c: New tests.
361 * testsuite/libmudflap.c/pass35-frag.c: Correct embedded warning
364 2004-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
367 * testsuite/lib/libmudflap.exp: Accept more than one multilib libgcc.
369 2004-10-12 Frank Ch. Eigler <fche@redhat.com>
371 * configure.ac: Check for more headers, functions.
372 * mf-hooks2.c (mkbuffer, unmkbuffer): New helper functions for
373 tracking overridden FILE buffers.
374 (fopen, setvbuf): New/revised hook functions for buffer overriding.
375 (setbuf,setlinebuf,fdopen,freopen,fopen64,freopen64,fclose): Ditto.
376 (fflush): Accept given NULL stream (means "all streams").
378 * mf-runtime.c (__mfu_check): Accept accesses that span adjacent
380 (LOOKUP_CACHE_SIZE_MAX): Raise to 64K entries tentatively.
381 (__mf_adapt_cache): Use them all.
382 * testsuite/libmudflap.c/pass35-frag.c: Update warning message.
383 * testsuite/libmudflap.c++/ctors.exp: Ditto.
384 * testsuite/libmudflap.c/{pass51,pass52}-frag.c: New tests.
385 * configure, config.h.in: Regenerated.
387 2004-10-05 Frank Ch. Eigler <fche@redhat.com>
389 * configure.ac: Checking for sys/socket.h once is enough.
390 * configure: Regenerated.
392 2004-10-04 Frank Ch. Eigler <fche@redhat.com>
394 * configure.ac: Look for more headers & functions.
395 * mf-hooks2.c (getmntent, inet_ntoa, getproto*): New wrapper functions.
396 * mf-runtime.h.in: Add new "#pragma redefine_extname"s for them.
397 * mf-runtime.c (options): Clean up integer signedness warnings.
398 (main): Add a declaration to fix a warning.
399 * mf-hooks3.c (pthread_exit): Add not-reached exit() to wrapper.
400 * configure, config.h.in: Regenerated.
402 2004-10-02 Frank Ch. Eigler <fche@redhat.com>
404 * testsuite/libmudflap.c/pass50-frag.c, fail33-frag.c, fail34-frag.c:
405 New tests for proper base/limit checking for aggregates.
407 2004-09-15 Joseph S. Myers <jsm@polyomino.org.uk>
409 * testsuite/libmudflap.c/pass35-frag.c: Update expected message.
411 2004-09-07 Frank Ch. Eigler <fche@redhat.com>
413 * configure.ac: Look for pwd.h, grp.h, netdb.h headers and functions.
414 * mf-hooks2.c (strerror): Unregister previous string returned by
416 (getlogin,cuserid,getpwnam,getpwuid,getgrnam,getgrgid): New wrappers.
417 (getservent,getservbyname,getservbyport,gai_strerror): Ditto.
418 * mf-runtime.h.in: Add redefine_extname pragmas for them all.
419 * mf-runtime.c (__mf_describe_object): Clarify object life status.
420 * testsuite/libmudflap.c/pass48-frag.c, pass49-frag.c, fail32-frag.c:
422 * configure, config.h.in: Regenerated.
424 2004-08-03 Dale Johannesen <dalej@apple.com>
426 * mf-runtime.c: Conditionalize POSIX_SOURCE for Darwin.
428 2004-08-03 Frank Ch. Eigler <fche@redhat.com>
430 * mf-runtime.c (compare_uintptr_t): Remove function. Inline
431 simplified contents in all former callers.
433 2004-07-27 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
435 * mf-runtime.c (__mf_fini): Set mudflap_mode to mode_nop in
436 the statically linked case.
438 2004-07-27 Frank Ch. Eigler <fche@redhat.com>
440 * splay-tree.[ch]: Remove. Merge contents into ...
441 * mf-runtime.c: ... here, renaming symbols and making all functions
442 static. Remove unused min/max functions.
443 * Makefile.am: Forget about splay-tree.[ch].
444 * Makefile.in, testsuite/Makefile.in: Regenerated.
446 2004-07-21 Frank Ch. Eigler <fche@redhat.com>
448 * mf-runtime.c (__mfu_check): Remove mistaken mode-nop handling.
449 (__mfu_usage): Include (C) 2004.
450 * mf-hooks3.c (__mf_find_threadinfo): Don't call tracing functions
451 here. Include a comment explaining why.
453 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
455 * mf-impl.h (__mf_options): Add ignore_reads and timestamps fields.
456 * mf-runtime.c (options): Give them a name.
457 (__mf_set_default_options): Set them.
458 (__mf_insert_new_object, __mfu_unregister): Optionalize timestamps.
459 (__mf_violation): Warning cleanup.
460 * mf-impl.h (MF_VALIDATE_EXTENT): Support ignore_reads option.
461 * splay-tree.c (splay_tree_delete_helper): Remove obsolete decl.
463 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
466 * mf-runtime.c (__mf_init): Make it non-static. Tolerate
469 2004-07-09 Frank Ch. Eigler <fche@redhat.com>
471 Test case for g++/15861
472 * testsuite/libmudflap.c++/ctors-[12].cxx: New test case halves.
473 * testsuite/libmudflap.c++/ctors.exp: Driver.
474 * testsuite/libmudflap.c++/c++frags.exp: Elide redundant default.
475 Look only for *frag* test cases.
477 2004-07-08 Frank Ch. Eigler <fche@redhat.com>
479 ANSI C conversion, libmudflap specialization, recursion limiting.
480 * splay-tree.h (splay_tree_{de,}allocate_fn): Remove allocation_data
481 argument and indirection function pointers, update callers.
482 (splay_tree_s): Add statistics and recursion control fields
483 num_keys, max_depth, depth, rebalance_p.
484 * splay-tree.c (splay_tree_splay_helper): Track recursion depth.
485 Back out of search if it exceeds limit.
486 (splay_tree_splay): Manage recursion limiting with rebalancing as
488 (splay_tree_new): More initialization.
489 (splay_tree_rebalance): New function.
490 (splay_tree_foreach): Rewrite using nonrecursive logic.
491 (splay_tree_xmalloc_allocate, splay_tree_xmalloc_deallocate):
492 Remove. Point indirect calls to mf-runtime.c's routines.
493 (splay_tree_compare_ints, splay_tree_compare_pointers): Remove unused
495 (splay_tree_delete, splay_tree_delete_helper): Ditto.
496 * testsuite/heap-scalestress.c: New test based on one from
497 Eyal Lebedinsky <eyal@eyal.emu.id.au>:
499 2004-07-05 Matthias Klose <doko@debian.org>
501 * libtool-version: New.
502 * Makefile.am (libmudflap_la_LDFLAGS, libmudflapth_la_LDFLAGS):
503 Use -version-info for soname.
504 * Makefile.in: Regenerate.
505 * configure.ac: Remove libtool_VERSION macro
506 * configure: Regenerate
508 2004-07-05 Zack Weinberg <zack@codesourcery.com>
510 * mf-runtime.h.in: Wrap declarations of struct __mf_cache,
511 __mf_lookup_cache, __mf_lc_mask, or __mf_lc_shift in
514 2004-06-29 Frank Ch. Eigler <fche@redhat.com>
516 Splay tree implementation fork.
517 * splay-tree.c, splay-tree.h: Copied & modified from libiberty.
518 Use hard-coded comparison function for uintptr_t. Remove key/value
519 deallocation logic. Cache last splayed key for consecutive lookups.
520 * Makefile.am, Makefile.in: Use them, don't link to them.
521 * mf-runtime.c (__mf_object_tree): Adapt to simpler splay_tree_new.
522 (__mf_find_objects2): Flip successor/predecessor search sequence.
523 * ansidecl.h, libiberty.h: Removed dummy files.
525 2004-06-29 Nick Clifton <nickc@redhat.com>
527 * configure.ac (AC_CHECK_HEADERS): Add dirent.h
528 * configure: Regenerate.
529 * mf-hooks2.c: Surround uses of dirent.h with #ifdef
531 Remove spurious inclusion of <strings.h>.
533 2004-06-29 Nick Clifton <nickc@redhat.com>
535 * mf-runtime.c (pthread_join): Only apply the weak pragma if the
536 function actually exists.
538 2004-06-25 Frank Ch. Eigler <fche@redhat.com>
540 * ansidecl.h, libiberty.h: New dummy files for building splay-tree.
541 * config.h.in: Regenerated.
543 2004-06-24 Frank Ch. Eigler <fche@redhat.com>
545 Adopt splay trees for object database.
546 * Makefile.am: Copy splay-tree.* from libiberty.
547 * Makefile.in, testsuite/Makefile.in: Regenerated.
548 * mf-runtime.h.in (__mf_unregister): Add third parameter (type).
549 * mf-hooks[123].c (*): Add new third parameter to mf_unregister.
550 * mf-impl.h (BEGIN_PROTECT): Remove some trace text.
551 * mf-runtime.c: Rewrite code dealing with object database to use
552 libiberty splay trees. Remove tree liveness aging option.
553 * testsuite/libmudflap.c/fail18-frag.c: Add volatile flag.
555 2004-06-15 Paolo Bonzini <bonzini@gnu.org>
557 * configure.ac: New name of configure.in. Update
558 AC_INIT, AC_CONFIG_SRCDIR, AC_CONFIG_HEADERS, AC_CONFIG_FILES,
559 AC_OUTPUT, AM_INIT_AUTOMAKE to the preferred style for
560 Autoconf 2.5x and Automake 1.7 or later.
561 * configure.in: Remove.
562 * configure: Regenerate.
564 * Makefile.am: Remove useless multilib rules.
565 * Makefile.in: Regenerate.
567 2004-06-15 Paolo Bonzini <bonzini@gnu.org>
569 * .cvsignore: New file.
571 2004-06-10 Stephen Crowley <stephen.crowley@sbcglobal.net>
574 * mf-hooks2.c (semctl): Add cygwin porting hack.
576 2004-06-09 Frank Ch. Eigler <fche@redhat.com>
579 * configure.in: Look for ctype header and glibc implementation.
580 * mf-hooks2.c (__ctype_{b,toupper,tolower}_loc): Sample ctype
581 array hooks for glibc 2.3.
582 * mf-runtime.h.in: Wrap them.
583 * mf-runtime.c (__mf_init): Leave marker regarding other ctype
585 * testsuite/libmudflap.c/pass47-frag.c: New test.
586 * configure, config.h.in: Regenerated.
588 2004-06-04 Frank Ch. Eigler <fche@redhat.com>
590 Portability improvements, e.g., libmudflap/15293.
591 * configure.in: Look for glibc extension functions. Look for
592 support of -f{function,data}-sections. Look for more headers.
593 Create testsuite/mfconfig.exp. Correct more "test x.." thinkos.
594 * Makefile.am: Use $(SECTION_FLAGS). Collapse piecemeal-compiled
595 mf-hooks* into usual single object per source.
596 * mf-hooks*.c: Remove all #if WRAP_foo conditionals.
597 * mf-hooks2.c: #include a bunch more system headers. Define strnlen
598 if system doesn't provide one.
599 * mf-hooks3.c (struct pthread_info): Add stack_*_alloc fields.
600 (pthread_create): Use it to properly GC dead thread stacks.
601 * mf-runtime.c (__mf_violation): Correct snprintf type warning.
602 * testsuite/Makefile.am: Stop generating site.exp.
603 * testsuite/mfconfig.exp.in: New file.
604 * testsuite/config/default.exp: Load new mfconfig.exp.
605 * testsuite/lib/libmudflap.exp (libmudflap-init): Add extra libraries.
606 (prune_gcc_output): Add glibc static linking warnings.
607 * testsuite/libmudflap.*/*frags.exp: Enumerate needed -lmudflap* libs.
608 * testsuite/libmudflap.c/pass46-frag.c: Ditto.
609 * configure, Makefile, aclocal.m4, config.h.in, testsuite/Makefile.in:
610 Regenerated with autoconf 2.57 and automake 1.7.
612 2004-06-04 Per Bothner <per@bothner.com>
614 * configure.in (LIBMUDFLAPTH): Fix thinko.
616 * configure.in: Check for more headers.
617 * mf-hooks2.c: Conditionalize on HAVE_SYS_SOCKET_H etc.
619 * mf-runtime.c: In two places conditionalize on SIUSR1 rather than
620 HAVE_SIGNAL as mingw has signal.h but not SIUSR1.
622 2004-06-01 Andreas Jaeger <aj@suse.de>
624 * configure.in: Handle multilibs, support
625 --enable-version-specific-runtime-libs.
626 * Makefile.am (lib_LTLIBRARIES): Rename to ...
627 (toolexeclib_LTLIBRARIES): this for multilib support.
628 * Makefile.in: Regenerated.
629 * configure: Regenerated.
630 * aclocal.m4: Regenerated.
631 * config.h.in: Regenerated.
632 * testsuite/Makefile.in: Regenerated.
634 2004-06-01 Andreas Jaeger <aj@suse.de>
636 * testsuite/lib/libmudflap.exp (libmudflap-init): Handle
637 multilibs, using multilib directory instead of hardcoded path.
640 2004-05-21 Frank Ch. Eigler <fche@redhat.com>
642 * Makefile.am (AM_MAKEFLAGS): Pass RUNTESTFLAGS.
643 * Makefile.in: Ditto.
645 2004-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
647 * acinclude.m4 (lt_cv_deplibs_check_method): Use pass_all on sh*.
648 * aclocal.m4, configure: Rebuilt.
650 2004-05-17 Frank Ch. Eigler <fche@redhat.com>
652 * lib/libmudflap.exp (libmudflap-init): For C++ test cases only,
653 import some build settings from libstdc++-v3 testsuite_flags.
654 * .../cfrags.exp, .../c++frags.exp, .../cthfrags.exp: Corresponding
655 changes to pass test language.
657 * mf-runtime.c (__mfu_check): Poison the cache with antidote for
658 quicker mode-nop handling.
660 2004-03-25 Frank Ch. Eigler <fche@redhat.com>
662 * mf-impl.h: Added libgcc license header.
664 2004-03-20 Frank Ch. Eigler <fche@redhat.com>
666 * mf-hooks[123].c, mf-runtime.c, mf-heuristics.c:
667 Added libgcc license header.
668 * mf-hooks3.c (__mf_0fn_pthread_create): Correct arg constness.
669 (pthread_create): Simplify stack allocation syntax.
671 2004-03-08 Loren J. Rittle <ljrittle@acm.org>
673 * mf-hooks2.c: Support FreeBSD.
674 (WRAP_gets): Avoid gets().
675 * testsuite/libmudflap.c/pass-stratcliff.c: Do not
676 test unimplemented mem/str calls on FreeBSD.
677 * testsuite/libmudflap.c/pass21-frag.c: Do not include
678 <alloca.h> on FreeBSD.
680 2004-01-30 Frank Ch. Eigler <fche@redhat.com>
682 * testsuite/libmudflap.c/pass36-frag.c: Add missing free() call.
683 * testsuite/libmudflap.c/pass46-frag.c: New test for -fmudflapir.
684 * testsuite/libmudflap.cth/cthfrags.exp: Add -DSTATIC to compiler
685 flags for static linking permutation.
686 * testsuite/libmudflap.cth/pass40-frag.c: When -DSTATIC, avoid
687 some pthreads code that croaks on linux glibc tls.
689 2004-01-27 Frank Ch. Eigler <fche@redhat.com>
691 * testsuite/libmudflap.c/fail31-frag.c, pass45-frag.c: New tests.
693 2004-01-15 Frank Ch. Eigler <fche@redhat.com>
695 * testsuite/libmudflap.c/pass44-frag.c: New test.
697 2004-01-12 Frank Ch. Eigler <fche@redhat.com>
699 * testsuite/libmudflap.c/fail{28,29,30}-frag.c: New tests.
701 2004-01-08 Frank Ch. Eigler <fche@redhat.com>
703 * testsuite/libmudflap.c/pass43-frag.c: Added missing program rc.
705 2003-12-11 Frank Ch. Eigler <fche@redhat.com>
707 * testsuite/libmudflap.c/pass42-frag.c, pass43-frag.c: New tests.
709 2003-12-08 Andrew Pinski <pinskia@physics.uc.edu>
712 * configure.in: Add check for see if
713 socklen_t typedef is in sys/socket.h.
714 * mf-hooks1.c: Add define if socklen_t
716 * mf-hooks2.c: Likewise.
717 * mf-hooks3.c: Likewise.
718 * config.h.in: Regen.
721 2003-12-08 Frank Ch. Eigler <fche@redhat.com>
723 * mf-runtime.c (__mf_watch_or_not): Tweak tracing message.
724 * testsuite/libmudflap.c/fail21-frag.c: Defeat aliasing
726 * testsuite/libmudflap.c/pass25-frag.c: Ditto.
727 * testsuite/libmudflap.c/pass26-frag.c: Tolerate non-overlapping
728 (unoptimized) allocation of stack space.
730 2003-12-07 Richard Henderson <rth@redhat.com>
732 * testsuite/libmudflap.c/fail23-frag.c (main): Adjust addend to 11.
733 * testsuite/libmudflap.c/fail27-frag.c (foo): Mark noinline.
735 2003-12-06 Andrew Pinski <apinski@apple.com>
737 partial PR libmudflap/12670
738 * mf-hooks1.c: Respect Darwin checks. Conditionalize POSIX_SOURCE.
739 * mf-hooks2.c: Likewise.
740 * mf-hooks3.c: Likewise.
742 2003-11-19 Frank Ch. Eigler <fche@redhat.com>
745 * mf-runtime.h.in: Switch to #pragma redefine_extname for
746 symbols interposed at compile time.
747 * testsuite/libmudflap.c++/pass41-frag.cxx: New test.
750 * mf-hooks2.c (semctl): Tolerate FreeBSD.
752 * configure.in: Reorganize check for <pthread.h>.
753 * configure: Regenerated.
755 2003-11-04 David Edelsohn <edelsohn@gnu.org>
757 * mf-runtime.c (_ALL_SOURCE): Define for AIX.
758 (_LARGE_FILE_API): Define for AIX.
759 * mf-hooks[123]: Same.
760 (_XOPEN_SOURCE_EXTENDED): Define to 1 for AIX.
762 2003-10-21 David Edelsohn <edelsohn@gnu.org>
764 * mf-runtime.c (_XOPEN_SOURCE_EXTENDED): Define to 1 for AIX.
766 2003-07-29 Frank Ch. Eigler <fche@redhat.com>
768 2003-07-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
770 * configure.in: Update check for union semun.
772 2003-07-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
775 * mf-hooks2.c [WRAP_semctl]: Fix check for HAVE_UNION_SEMUN.
777 2003-07-29 Frank Ch. Eigler <fche@redhat.com>
780 * configure.in: Add checks for 64-bit LFS functions, struct semun
781 definition, for BSD compatibility.
782 * mf-hooks1.c: Respect BSD checks. Conditionalize POSIX_SOURCE.
783 * mf-hooks2.c: Ditto. Include <strings.h> for bcmp* decls.
784 * mf-hooks3.c: Ditto.
785 (pthread_create): Try MAP_ANON on platforms without the MAP_ANONYMOUS
787 * configure, config.h.in: Regenerated.
789 2003-07-23 Frank Ch. Eigler <fche@redhat.com>
791 Multithreading fixes:
792 * mf-runtime.c (__mf_object): Store allocating/deallocating
794 (options): Support new "-thread-stack" option.
795 Rename "-heur-argv-environ" option to "-heur-stdlib".
796 Disable "-lc-mask" and "-lc-shift" options.
797 (__mf_dynamic): Add function pointers for pthread_join/_exit.
798 (__assert_fail): New self-contained function for glibc.
799 * mf-hooks3.c: Essentially rewritten, particularly related to
800 use of __mf_pthread_info array.
801 (pthread_join, _exit): New hook functions.
802 * mf-impl.h (BEGIN_PROTECT): Handle starting_p case.
803 * testsuite/libmudflap.cth/pass40-frag.c: New test.
806 * mf-heuristics.c: Add type casts for tracing, sub calls.
807 * mf-impl.h (BEGIN_PROTECT): Redefine to omit result type.
808 Update all callers to declare explicit result holder.
809 (END_PROTECT): Removed.
810 * testsuite/*/*frags.exp: Clean up default MUDFLAP_OPTIONS.
812 2003-07-15 Diego Novillo <dnovillo@redhat.com>
814 * testsuite/libmudflap.c/fail21-frag.c: Add volatile modifiers.
815 * testsuite/libmudflap.c/fail15-frag.c: Likewise.
816 * testsuite/libmudflap.c/fail13-frag.c: Likewise.
818 2003-07-04 Frank Ch. Eigler <fche@redhat.com>
820 * mf-hooks1.c, 2.c, 3.c: New file, splits up content from old ...
822 * mf-impl.h (MF_VALIDATE_EXTENT, BEGIN_PROTECT, END_PROTECT):
823 Move these macros from old mf-hooks.c here.
824 * Makefile.am: Adapt to split-up hook sources for faster builds.
825 * Makefile.in: Regenerated.
827 * mf-heuristics.c: Remove #if-0 block.
829 * mf-impl.h (__mf_state): Reorganize declaration and implementation.
830 (__mf_starting_p): New state only for use while dlsym bootstrapping.
831 (CALL_REAL, __mf_init): Corresponding changes.
832 (TRACE, VERBOSE_TRACE): Include thread id and "mf:" prefix. Update
833 all callers to remove redundant "mf:" prefix.
834 * mf-runtime.h.in: #define a few reentrancy macros for libmudflapth.
835 * mf-hooks3.c: Rewrite chunks to support per-thread __mf_state value.
836 (__mf_pthread_info): Become a hash table.
838 * testsuite/lib/mfdg.exp: Support new "dg-timeout" and
839 "dg-repetitions" directives to control test case execution.
840 * testsuite/libmudflap.cth/pass37-frag.c: Add timeout and repeat
842 * testsuite/libmudflap.cth/pass39-frag.c: Ditto for this new test.
844 2003-06-25 Frank Ch. Eigler <fche@redhat.com>
846 * mf-hooks.c (alloca): Separate into stub.
847 (__mf_wrap_alloca_indirect): New function. Use CALL_REAL
848 malloc/free for alloca blocks.
849 (pthread_create): Tolerate failing pthread_attr_get* calls.
850 * mf-runtime.c (__mf_fini): Call __mf_wrap_alloca_indirect.
851 * mf-impl.h (CALL_WRAP): Remove macro.
852 * testsuite/libmudflap.c/pass21-frag.c: Include <alloca.h>.
853 * testsuite/libmudflap.c/pass23-frag.c: Include more struct
854 padding for ia64 BIT_FIELD_REF constructs.
856 2003-06-19 Frank Ch. Eigler <fche@redhat.com>
858 * mf-hooks.c (struct pthread_info): Add "thread_errno" field.
859 (__mf_pthread_spawner, __mf_pthread_cleanup): Use it with GUESS
860 libmudflap object type.
861 * mf-runtime.c (__mfu_unregister): Correct cemetary logic to avoid
862 crashes on unregistering STATIC objects.
864 2003-06-17 Frank Ch. Eigler <fche@redhat.com>
866 Based on patch from Eyal Lebedinsky <eyal@eyal.emu.id.au>:
867 * mf-hooks.c (__mf_pthread_spawner): Register thread errno.
868 (time, strerror, fopen, fopen64, fclose, fread): New hooks.
869 (fwrite, fgetc, fgets, getc, gets, ungetc, fputc): New hooks.
870 (fputs, putc, puts, clearerr, feof, ferror, fileno): New hooks.
871 (printf, fprintf, sprintf, snprintf, vprintf, vfprintf): New hooks.
872 (vsprintf, vsnprintf, access, remove, fflush, fseek): New hooks.
873 (fseeko64, ftell, ftello64, rewind, fgetpos, fsetpos): New hooks.
874 (stat, stat64, fstat, lstat, mkfifo, setvbuf, setbuf): New hooks.
875 (setvbuf, opendir, closedir, readdir, recv, recvfrom): New hooks.
876 (recvmsg, send, sendto, sendmsg, setsockopt, getsockopt): New hooks.
877 (accept, bind, connect, gethostname, sethostname): New hooks.
878 (gethostbyname, wait, waitpid, popen, pclose, execve): New hooks.
879 (execv, execvp, system, dlopen, dlclose, dlerror, dlsym): New hooks.
880 (semop, semctl, shmctl, shmat, shmdt): New hooks.
881 * mf-runtime.h.in: Corresponding changes.
882 * mf-runtime.c (__mf_ini): Register stdio objects. Use STATIC type.
883 (opts) Rename heur_argv_environ to heur_std_data.
884 (__mf_wrap_main): Use STATIC type for argv/environ strings.
885 * Makefile.am: Corresponding changes.
886 * Makefile.in: Regenerated.
888 2003-06-11 Frank Ch. Eigler <fche@redhat.com>
890 * mf-heuristics.c (__mf_heuristic_check): Disable stack_bounds
891 heuristic for threaded case, and for non-x86-linux targets.
892 * mf-hooks.c (__mf_0fn_calloc): Provide a working dummy implementation
893 for use during pre-main() program startup.
894 (__mf_0fn_*): Make these functions non-static.
895 * mf-impl.h (DECLARE, CALL_REAL): Support calls to 0fn backup hook
897 * mf-runtime.c (__mf_state): Set initial state to "starting".
898 (__mf_resolve_single_dynamic): Tolerate repeated calls for same symbol.
899 (__wrap_main): New function to register argv[] and environ[] strings.
901 (*): In all trace functions, use "%p" as formatter for uintptr_t.
903 * testsuite/libmudflap.c/pass38-frag.c: New test case.
904 * testsuite/libmudflap.cth/pass37-frag.c: Improved test.
906 * acinclude.m4: Add comments with aoliva's concerns about x86_64
908 * aclocal.m4, configure: Regenerated.
910 2003-06-04 Frank Ch. Eigler <fche@redhat.com>
912 * acinclude.m4: Correct typo in AC_MSG_CHECKING.
913 * aclocal.m4, configure: Regenerated.
915 2003-06-03 Frank Ch. Eigler <fche@redhat.com>
917 * acinclude.m4: Force "pass_all" deplibs_check_method for libtool
918 for x86_64 target. Disable caching for this value.
919 * aclocal.m4, configure: Regenerated.
921 2003-06-02 Frank Ch. Eigler <fche@redhat.com>
923 * testsuite/libmudflap.c/pass38-frag.c: Deleted. -fwritable-strings
924 is about to become deprecated, and its present handling bugs are
927 2003-05-30 Frank Ch. Eigler <fche@redhat.com>
929 * testsuite/libmudflap.c/pass38-frag.c: New test for
932 2003-05-23 Frank Ch. Eigler <fche@redhat.com>
934 * mf-runtime.c (__mf_sigusr1_handle): Call unlocked variant of
935 __mf_report, asserting reentrant calling context.
937 2003-05-23 Frank Ch. Eigler <fche@redhat.com>
939 * mf-hooks.c (realloc): Correct reentrancy logic.
940 * testsuite/libmudflap.c/hook-allocstuff.c: New test case.
942 2003-05-20 Frank Ch. Eigler <fche@redhat.com>
944 * mf-hooks.c (LIBMUDFLAPTH_THREADS_MAX): New macro, replaces
945 PTHREAD_THREADS_MAX. Update users.
946 * mf-runtime.c (__mf_usage): Print [active] instead of [default]
948 * testsuite/Makefile.am (all-local): Prime dejagnu site.exp file
949 with libmudflapth presence indicator.
950 * testsuite/Makefile.in: Regenerated.
952 2003-05-16 Frank Ch. Eigler <fche@redhat.com>
954 * Makefile.am (AM_CFLAGS): Remove "-ansi".
955 * configure.in: Remove silly no-pthreads => no-shared logic.
956 * Makefile.in, configure: Regenerated.
957 * mf-heuristics.c (__mf_heuristic_check): Remove reentrancy hacks.
958 * mf-hooks.c (BEGIN_PROTECT, END_PROTECT): Reorganize reentrancy
959 code. Count reentrancy events.
960 (all hook functions): Don't directly manipulate __mf_state variable.
961 Add TRACE calls to hook functions without them.
962 * mf-impl.h (LOCKTH): Try to count lock contention events.
963 (VERBOSE_TRACE, TRACE): Remove reentrancy hacks.
964 * mf-runtime.c (BEGIN_RECURSION_PROTECT, END_RECURSION_PROTECT):
965 Reorganize reentrancy code.
966 (external __mf_ entry points): Use RECURSION_PROTECT mechanism to
967 identify reentrancy with mutex holding times.
968 (internal __mfu_ entry points): Remove internal reentrancy code.
969 (__mf_init): Use ordinary locked calls.
970 (__mfu_report): Print the two new counts.
971 * testsuite/lib/libmudflap.exp: Filter out junk ld/pthreads messages.
972 * testsuite/libmudfap.cth/cthfrags.exp: New test driver.
973 * testsuite/libmudflap.cth/pass37-frag.c: New pthreads test.
974 * testsuite/libmudfap.cth/cfrags.exp: Adapt to new libmudflap
977 2003-05-09 Frank Ch. Eigler <fche@redhat.com>
979 * configure.in: Add pthread support, plus glibc and porting hacks.
980 * Makefile.am (LIBMUDFLAPTH): New conditional, to build -lmudflapth
981 from objects built into ./pth/.
982 * mf-runtime.c (__mfu_watch,register,...): Fork new unlocked
983 functions for internal entry points. Update callers to pick
984 locked vs. unlocked variants.
985 (__mf_resolve_single_dynamic): Extend to support symbol versioning
986 info coming in from a static data structure.
987 (*): Reorder miscellaneous declarations to group data vs functions.
988 (__mf_set_default_options): Simplify.
989 (__mf_usage): Mention threading status of host executable.
990 * mf-impl.h: Move max/min decls here. Reorganize __mf_dynamic
991 decls to match above.
992 (LOCKTH, UNLOCKTH): New macros for Big Libmudflap Lock management.
993 * mf-heuristics.c: Choose between locked/unlocked calls. Add
994 some lock/unlock markers. Remove some unused code.
996 (pthread_create): New hook function.
997 (__mf_pthread_cleanup, _spawner): New helper functions.
998 * configure. aclocal.m4, config.h.in, Makefile.in: Regenerated.
1000 2003-05-02 Frank Ch. Eigler <fche@redhat.com>
1002 * testsuite/libmudflap.c/fail27-frag.c: Add more volatile flags.
1004 2002-04-28 Frank Ch. Eigler <fche@redhat.com>
1006 * Makefile.am (HOOKOBJS): Add *time related hooks.
1007 * configure.in: Look for pthreads.h header.
1008 * mf-hooks.c (asctime, ctime, gmtime, localtime): New wrappers.
1009 * mf-runtime.c: Begin sketching some pthreads support.
1010 (__mf_usage): Check for -lpthread presence.
1011 (__mf_unregister): Confirm matching unregistration base.
1012 (__mf_find_objects_rec): Reduce unnecessary recursion.
1013 * mf-runtime.h.in: Add "nothrow" attribute to functions. Add
1014 #defines for new hook functions.
1015 * mf-impl.h: Corresponding changes.
1016 * config.h.in, configure, Makefile.in: Regenerated.
1018 2002-04-27 Diego Novillo <dnovillo@redhat.com>
1020 * testsuite/libmudflap.c/fail1-frag.c: Add volatile
1021 modifiers to prevent being optimized away.
1022 * testsuite/libmudflap.c/fail10-frag.c: Likewise.
1023 * testsuite/libmudflap.c/fail13-frag.c: Likewise.
1024 * testsuite/libmudflap.c/fail14-frag.c: Likewise.
1025 * testsuite/libmudflap.c/fail15-frag.c: Likewise.
1026 * testsuite/libmudflap.c/fail2-frag.c: Likewise.
1027 * testsuite/libmudflap.c/fail20-frag.c: Likewise.
1028 * testsuite/libmudflap.c/fail3-frag.c: Likewise.
1030 2003-04-15 Frank Ch. Eigler <fche@redhat.com>
1032 * Makefile.am (libmudflap_la_LIBADD): Remove -ldl.
1033 * configure.in: Look for uintptr_t and -ldl on target.
1034 * mf-runtime.h.in: Adjust uintptr_t declaration logic.
1035 * Makefile.in, aclocal.m4, configure, config.h.in: Regenerated.
1036 * testsuite/Makefile.in: Regenerated.
1037 * mf-runtime.c (__mf_sigusr1_respond): Tweak declaration and calls
1038 for better C compliance.
1040 2003-04-15 Frank Ch. Eigler <fche@redhat.com>
1042 * mf-hooks.c (MF_VALIDATE_EXTENT): Remove unnecessary reentrancy
1044 * mf-runtime.c (__mf_set_default_options): Turn off
1045 check-initialization.
1046 (__mf_describe_object): Shorten description.
1047 * testsuite/libmudflap.c/fail25-frag.c: Turn on check-initialization.
1049 2003-04-07 Frank Ch. Eigler <fche@redhat.com>
1051 * mf-hooks.c (__mf_0fn_mmap): Correct return value, as per <rth>.
1053 2003-04-02 Frank Ch. Eigler <fche@redhat.com>
1055 * mf-hooks.c (BEGIN_PROTECT): Handle startup-time reentrant
1057 (__mf_0fn_malloc ... _munmap): New dummy backup calls.
1058 * mf-impl.h (CALL_BACKUP): New macros.
1059 * mf-runtime.c (__mf_init): Tweak __mf_state during startup.
1061 2003-03-31 Frank Ch. Eigler <fche@redhat.com>
1063 * Makefile.am (AM_CFLAGS): Remove optimization flags.
1064 (HOOKOBJS): Remove dlopen hook.
1065 (libmudflap_la_LIBADD): Add -ldl.
1066 * mf-hooks.c (dlopen): Remove hook.
1067 * mf-impl.h (__mf_dynamic): Ditto.
1068 * mf-runtime.c (__mf_resolve_dynamics): Ditto.
1069 * Makefile.in: Regenerated.
1071 2003-03-28 Frank Ch. Eigler <fche@redhat.com>
1073 * configure.in: Check for target gettimeofday, signal, some headers.
1074 * mf-impl.h (__mf_opts): Add new "sigusr1_report" field. Comment
1075 out inop multi_threaded field.
1076 * mf-runtime.c (options): Handle new "-sigusr1-report" option.
1077 (__mf_set_options): Correct handling of "-help".
1078 (__mf_sigusr1_respond): New function to manage SIGUSR1 response.
1079 (__mf_check, __mf_register, __mf_unregister): Call it.
1080 (__mf_insert_new_object, __mf_unregister): Respect HAVE_GETTIMEOFDAY.
1081 (__mf_report_leaks): Make callable
1082 (__mf_tree_analyze): Traverse in-order. Accumulate address bit
1083 distribution statistics.
1084 (__mf_adapt_cache): Rewrite shift guessing logic based on address
1086 * config.h.in, configure: Regenerated.
1087 * testsuite/libmudflap.c/fail27-frag.c: New test.
1088 * testsuite/libmudflap.c/pass36-frag.c: New test.
1090 2003-03-11 Frank Ch. Eigler <fche@redhat.com>
1092 * mf-runtime.h.in: Tweak.
1093 * Makefile.am, configure.in: Tweak mf-runtime.h generation some more.
1094 Don't use intermediate files nor AC_OUTPUT-time postprocessing.
1095 * Makefile.in, testsuite/Makefile.in, configure: Regenerated.
1097 2003-03-10 Frank Ch. Eigler <fche@redhat.com>
1099 * configure.in: Tweak generation of mf-runtime.h some more. It
1100 needs to work from both config.status and configure.
1101 * configure: Regenerated.
1103 2003-03-10 Frank Ch. Eigler <fche@redhat.com>
1105 * Makefile.am: Reorganize hook file building. Add auto dependencies.
1106 * configure.in: Tweak generation of mf-runtime.h.
1107 * mf-runtime.h.in: Add new __MF_TYPE_HEAP_I.
1108 * mf-hooks.c (*): Adapt to initialized-heap object type.
1109 * mf-impl.h: Tweak cemetary boundaries.
1110 * mf-runtime.c (__mf_check): Adapt to new initialized-heap object
1112 (__mf_insert_new_object, __mf_register, __mf_unregister): Ditto.
1113 (__mf_describe_object, __mf_report_leaks, __mf_violation): Ditto.
1114 * testsuite/lib/libmudflap.exp (includes): Include build tree.
1115 * testsuite/libmudflap.c/pass{26,5}: Further adapt to initialization
1117 * testsuite/.../fail{25,26}-frag.c: New tests.
1118 * testsuite/.../pass{32,33,34,35}-frag.c: New tests.
1119 * Makefile.in, configure: Regenerated.
1121 2003-03-05 Frank Ch. Eigler <fche@redhat.com>
1123 * mf-runtime.c (__mf_set_default_options): Turn on initialization
1124 checking by default.
1125 (__mf_insert_new_object): As a temporary hack, assume that new
1126 objects registered on the stack start out initialized.
1127 * testsuite/libmudflap.c/fail9,pass23,pass[6789]-*: Initialize
1128 heap objects by hand.
1130 2003-03-05 Frank Ch. Eigler <fche@redhat.com>
1132 Switch to macro-style hooks for str*/mem*/b* functions.
1133 * mf-runtime.h.in (__MF_TYPE_*): Moved some internal values out.
1134 (mem*, str*, b*): Added macro-style hooks for _MUDFLAP case.
1135 * mf-runtime.c: #include config.h to enable glibc backtraces again.
1136 (__mf_set_default_options): Turn off heur_proc_map.
1137 (*): Adapt to to macro-style hook functions.
1138 (__mf_object_dead_head, __mf_object_cemetary): Correct bounds.
1139 (__mf_check, __mf_register, __mf_unregister): Tweak tracing message.
1140 (__mf_violation): Handle __MF_VIOL_WATCH.
1141 * mf-impl.h (__MF_TYPE_*): Moved these internal values here.
1142 (__mf_dynamic): Removed mem*/str*/b* functions.
1143 (TRACE, VERBOSE_TRACE): Add reentrancy locking.
1144 (WRAPPER2): New macro for macro-style hooks.
1145 * mf-hooks.c: Convert mem*/str*/b* functions to simpler
1147 (BEGIN_PROTECT): Tweak tracing vs reentrancy-lock ordering.
1148 * mf-heuristics.c: Adapt to macro-style hook functions.
1149 Correct some comments.
1150 * testsuite/lib/mfdg.exp (dg-test): Simplify result string for
1151 output pattern tests.
1152 * testsuite/libmudflap.c/fail[89]-frag.c: Elaborate output test.
1153 * testsuite/libmudflap.c++/c++frags.exp: Enable non-static tests.
1155 2003-02-28 Frank Ch. Eigler <fche@redhat.com>
1157 * testsuite/libmudflap.c/fail23-frag.c, pass30-frag.c: New tests
1158 for global array registration.
1159 * testsuite/libmudflap.c++/fail24-frag.cxx, pass31-frag.cxx: Ditto.
1160 * testsuite/libmudflap.c++/c++frags.exp: Tweak -static multilib hack.
1162 2003-02-27 Frank Ch. Eigler <fche@redhat.com>
1164 * Makefile.am: Add gross make bug workarounds. Tweaked
1165 SUBDIRS and AM_CFLAGS.
1166 * Makefile.in: Regenerated.
1168 2003-02-26 Frank Ch. Eigler <fche@redhat.com>
1171 * configure.in (AC_PROG_CXX): Don't look for C++ any more.
1172 * Makefile.am (TESTS): Remove simple automake testing.
1173 * configure, Makefile.in: Regenerated.
1174 (SUBDIRS): Include new testsuite/ directory.
1175 * tests/*: Removed all files; moved bulk under:
1176 * testsuite/*: New subdirectory tree.
1177 * testsuite/libmudflap.c/cfrags.exp: New file, C test driver.
1178 * testsuite/libmudflap.c++/c++frags.exp: New file, C++ test driver.
1179 * testsuite/lib/libmudflap.exp: New file, derived from libstdc++.
1180 * testsuite/lib/mfdg.exp: New file, derived from dejagnu.
1181 * testsuite/config/default.exp: New file.
1182 * testsuite/Makefile.am, Makefile.in: New files.
1184 2003-01-29 Frank Ch. Eigler <fche@redhat.com>
1186 * Makefile.am (TESTS_ENVIRONMENT): Remove redundant "-mode-check".
1187 (TESTS): Add fail22 and pass29 tests.
1188 * mf-runtime.h.in: Change API to take void*/size_t region parameters.
1189 Add new access-type parameter for __mf_check. Move __MF_VIOL* out.
1190 * mf-impl.h: Corresponding changes. Update CLAMP* macros for void*
1191 values. Move __MF_VIOL* here.
1192 * mf-runtime.c (*): Adapt to void*/size_t API in mf-runtime.h.
1193 (check_initialization): New field in __mf_opts. Default off.
1194 (read_count,write_count): New fields in __mf_object.
1195 (__mf_check): Implement basic initialization checking.
1196 (__mf_insert_new_object): Assume STATIC|GUESS regions are initialized.
1197 (__mf_describe_object): Print new fields.
1198 (__mf_violation): Identify check/read vs. check/write in messages.
1199 * test/pass29-frag.c, test/fail22-frag.c: Basic tests for new
1200 "-check-initialized" mudflap option.
1201 * test/pass25-frag.c, test/fail21-frag.c: Adapt to API changes.
1202 * mf-hooks.c (MF_VALIDATE_EXTENT): Add new access-type parameter.
1203 Drop __FILE__/__LINE__ hack. Update callers.
1204 (*): Adapt to new mf-runtime.h API.
1205 * Makefile.in: regenerated.
1207 2003-01-24 Frank Ch. Eigler <fche@redhat.com>
1209 * configure.in: Build mf-runtime.h a more proper way.
1210 * mf-hooks.c (strdup, strndup): Correct reentrancy logic.
1211 * mf-runtime.c (verbose_violations): Turn on by default.
1212 * mf-runtime.h.in: Remove some miscellaneous stuff ...
1213 * mf-impl.h: ... and move it here.
1214 * configure: Regenerated.
1216 2003-01-22 Frank Ch. Eigler <fche@redhat.com>
1218 * configure.in: Look for C++ compiler.
1219 * test/*-frag.c, mf-driver.c: Reformatted with GNU indent and
1220 fixed type warnings when built with C++.
1221 * test/pass27-frag.cxx, pass28-frag.cxx: New C++ tests.
1222 * Makefile.am (TESTS): Run them.
1223 (*) Add new rules for building and running C++ tests.
1224 (TESTFLAGS): Set new default to avoid libstdc++-v3 shlib issues.
1225 * mf-runtime.h.in: Protect with extern "C".
1226 * Makefile, configure: Regenerated.
1228 2003-01-06 Frank Ch. Eigler <fche@redhat.com>
1230 Portability improvements.
1231 * configure.in: Look for glibc backtrace headers/functions.
1232 * mf-hooks.c: Don't include <execinfo.h> any more.
1233 * mf-runtime.c (__mf_set_options): Call more stdlib functions
1235 (__mf_backtrace): Provide alternate baby implementation in
1237 * test/mf-driver.c: Portability tweaks.
1238 * acinclude.m4: New file, containing top level libtool.m4.
1239 * aclocal.m4, configure, Makefile.in, config.h.in: Regenerated.
1241 2002-12-19 Frank Ch. Eigler <fche@redhat.com>
1243 * mf-runtime.h.in (HAVE_UINTPTR_T): Define unconditionally.
1245 2002-11-08 Frank Ch. Eigler <fche@redhat.com>
1247 * mf-runtime.c (options): Add new "wipe-heap", "wipe-stack"
1249 (__mf_unregister): Implement stack/heap object wiping.
1250 (__mf_set_options): Renamed from __mf_process_opts.
1251 (__mf_uncache_object): Change arg type, correct callers.
1252 * mf-impl.h: Corresponding changes.
1253 * mf-hooks.c (realloc): Save/restore heap-wiping flag.
1254 * mf-runtime.h.in (__mf_set_options): Extend public API.
1255 * test/pass26-frag.c: New test for stack wiping.
1256 * Makefile.am (TESTS): Run it.
1257 * Makefile.in: Regenerated.
1259 2002-11-07 Frank Ch. Eigler <fche@redhat.com>
1261 * mf-runtime.h.in (__mf_watch, __mf_unwatch): Extend public API.
1262 * mf-runtime.c (__mf_object_t): Add watching_p field.
1263 (__mf_watch_or_not): New function to implement
1264 object watch flagging.
1265 (__mf_watch, __mf_unwatch): New wrappers for above.
1266 (__mf_check, __mf_describe_object): Handle objects with watching_p.
1267 (__mf_count_violation): Enlarge array.
1268 (__mf_uncache_object): Renamed from __mf_remove_old_object. Don't
1269 unlink object. Clear cache properly.
1270 (__mf_unregister): Unlink object explicitly before uncaching.
1271 * test/fail21-frag.c, pass25-frag.c: New tests.
1272 * Makefile.in, aclocal.m4: Regenerated.
1274 2002-11-05 Frank Ch. Eigler <fche@redhat.com>
1276 * test/fail20-frag.c: New test for NULL pointer dereferencing.
1277 * Makefile.am (TESTS): Add it.
1278 * test/pass-stratcliff.c: Add decls of stpcpy.
1279 * configure.in: Test for <stdint.h>. Generate mf-runtime.h in
1280 build tree from config.h and new file mf-runtime.h.in.
1281 * mf-runtime.h.in: Renamed from mf-runtime.h. Tweak uintptr_t decl.
1282 * Makefile.in, configure, config.h.in: Regenerated.
1283 * mf-hooks.c: Add #undef for wrapped glibc str*/mem* macros.
1284 * mf-runtime.c (options, __mf_set_default_options): Support new
1285 default "abbreviate" option.
1286 (__mf_object.description_epoch): New field.
1287 (__mf_describe_object): Conditionally abbreviate objects already
1288 displayed in current epoch. Accept NULL input to increment epoch.
1289 (__mf_fini, __mf_ini): Reset description epoch.
1290 (__mf_register, __mf_unregister, __mf_adapt_cache, __mf_init): Ensure
1291 that NULL pointer slot in lookup cache is invalidated. Register a
1292 NOACCESS region around NULL.
1293 * mf-impl.h: Corresponding changes.
1295 2002-10-16 Frank Ch. Eigler <fche@redhat.com>
1297 * test/fail19-frag.c, pass24-frag.c, pass-stratcliff.c: New tests.
1298 * Makefile.am: Run them. Install mf-runtime.h.
1299 * Makefile.in: Regenerated.
1300 * mf-hooks.c: Add some markers for more missing functions.
1301 * mf-runtime.c (__mf_adapt_cache): Experiment with a utilization-based
1302 statistic to tune tune cache size (mask).
1304 2002-10-01 Frank Ch. Eigler <fche@redhat.com>
1306 * test/pass23-frag.c: New test for bit_field_ref expressions.
1307 * Makefile.am, Makefile.in: Add new test.
1308 * mf-hooks.c (mmap, munmap): Rewrite to track individual pages.
1309 (MF_VALIDATE_EXTENT): Accept zero-size mem/str operations.
1310 * mf-runtime.c (__mf_init): Register errno global.
1311 (__mf_find_object): Removed function.
1312 (__mf_check): Rewrite logic to support accesses across some
1313 contiguous but distinctly registered objects.
1314 (__mf_remove_old_object): Tolerate cache entries that span
1317 2002-09-30 Frank Ch. Eigler <fche@redhat.com>
1319 * test/pass21-frag.c, pass22-frag.c: New tests: alloca, bitfields.
1320 * Makefile.am, Makefile.in: Run new tests.
1321 * mf-hooks.c (alloca): Correct stack direction logic.
1323 2002-09-26 Frank Ch. Eigler <fche@redhat.com>
1325 * mf-impl.h (adapt_cache): New option.
1326 * mf-runtime.c (__mf_set_default_options): Set its default value.
1327 Tweak the tree_aging parameter down.
1328 (__mf_check): Maintain separate counter for cache-adaptation.
1329 (__mf_tree_analyze): New function to collect object tree stats.
1330 (__mf_adapt_cache): New function to automate cache parameters.
1332 2002-09-24 Frank Ch. Eigler <fche@redhat.com>
1334 * mf-heuristics.c (__init_misc, __mf_heuristic_check): Add
1335 hypothetical #if-0'd argv/envp region registration.
1336 * mf-runtime.c (__mf_init): Add kludged form of above.
1337 (*) Add "heur_argv_environ" flag, default on, to govern this.
1338 * mf-impl.h: Corresponding changes.
1340 2002-09-20 Frank Ch. Eigler <fche@redhat.com>
1342 * test/fail18-frag.c: New test file for NOACCESS regions.
1343 * Makefile.am (TESTS): Add new test.
1344 * Makefile.in: Regenerated.
1346 * mf-heuristics.c (__mf_heuristics_check): Correct deja_vu logic.
1347 * mf-impl.h (tree_aging): Add new mudflap_option, default 1000000.
1348 (optimize_object_tree): Remove unused mudflap_option.
1349 * mf-runtime.h (__MF_TYPE_NOACCESS): New region type. Add printing
1350 support throughout. Use .._MAX_CEM for cemetary upper bound.
1351 * mf-runtime.c (__mf_init): Register __mf_* globals as NOACCESS
1353 (__mf_object): Add new liveness field for use by tree aging.
1354 (__mf_check): Trigger tree aging when needed.
1355 (__mf_age_tree): New function to decay liveness field.
1356 (__mf_find_objects_rec): Use liveness field to rotate tree.
1357 (__mf_insert_new_object): Only provide backtrace for HEAP objects.
1358 (__mf_unregister): Ditto.
1359 (__mf_register): Tweak duplicate-static message.
1360 (__mf_violation: Tweak nearby-object counter printing.
1362 2002-09-16 Frank Ch. Eigler <fche@redhat.com>
1364 * test/pass20-frag.c: New test file.
1365 * Makefile.am (TESTS): Reorganize. Add pass20 test.
1366 * Makefile.in: Regenerated.
1368 * mf-impl.h (TRACE_IN, TRACE_OUT): Remove macros. Update callers.
1369 * mf-hooks.c (BEGIN_PROTECT): Add hook tracing here.
1370 * mf-heuristic.c (__mf_heuristic_check): Track seen /proc/self/map
1371 entries to avoid repeat registration.
1372 * mf-runtime.c (__mf_object_cemetary): Don't bother bury GUESS regions.
1373 (__mf_register, __mf_unregister): Rewrite GUESS handling logic.
1375 2002-09-09 Frank Ch. Eigler <fche@redhat.com>
1377 * Makefile.am: Create test sources with #include, not cat>>.
1378 * Makefile.in: Regenerated.
1379 * test/buildtest.sh: Removed.
1380 * test/driver.c (abort_handler, main): Be quiet.
1382 2002-09-06 Frank Ch. Eigler <fche@redhat.com>
1384 * test/pass18-frag.c, pass19-frag.c: New tests.
1385 * Makefile.am (check): Run them. Rebuild test programs each time.
1386 * Makefile.in: Regenerated.
1388 2002-09-06 Frank Ch. Eigler <fche@redhat.com>
1390 * mf-runtime.c (__mf_register): Correct SEGV-inducing error in
1391 overlapping object search.
1392 (__mf_violation): Likewise for nearby objects.
1393 Improve nearby-object listing.
1396 * mf-runtime.c, mf-hooks.c: Remove "{{{"/"}}}" folding marks.
1397 * mf-heuristics.c (__mf_heuristic_check): Tweak message.
1399 2002-09-03 Frank Ch. Eigler <fche@redhat.com>
1402 * Makefile.am (AM_CFLAGS): New definition of needed settings.
1403 (HOOKOBJS): Add alloca-hook.o.
1404 * mf-hooks.c (alloca): New function to implement alloca in libiberty
1406 * mf-runtime.c (__mf_report): Call alloca(0) to flush remaining blocks.
1407 (__mf_backtrace): Reimplement without using alloca.
1408 * Makefile.in: Regenerated.
1411 * mf-hooks.c: Use VERBOSE_TRACE throughout instead of fprintf(stderr).
1412 Correct signedness bugs in length-tracking variables.
1413 * mf-impl.h: Make options unsigned.
1414 (CALL_WRAP): New macro to parallel CALL_REAL().
1415 (DECLARE): Remove erroneous ";" at end.
1416 * mf-runtime.c, mf-hooks.c, mf-heuristics.c: Replace remaining %p
1417 formatting specs with %08lx. Correct several compiler warnings.
1419 2002-08-28 Frank Ch. Eigler <fche@redhat.com>
1421 * mf-runtime.c (__mf_violation): Try harder to locate nearby objects.
1423 2002-08-27 Frank Ch. Eigler <fche@redhat.com>
1425 libmudflap hook breakup:
1426 * Makefile.am (TESTS_ENVIRONMENT): Add ../../gcc to LD_LIBRARY_PATH
1428 (TESTS): Make dependent on libmudflap.
1429 (HOOKOBJS): Break up mf-hooks.o into many little hook objects,
1430 compiled from segments of mf-hooks.c.
1431 * mf-hooks.c: Corresponding changes: wrap each function in
1433 * Makefile.in: Regenerated.
1435 Heuristics reorganization:
1436 * mf-heuristics.c (__mf_register_ro_sections, __mf_init_heuristics):
1437 Remove these functions. Update callers.
1438 (__mf_heuristic_check): Incorporate all the various heuristics.
1439 Encode cacheability/retry judgement into trinary return value.
1440 Separate start-end logic into a separate fallback heuristic. Only
1441 register relevant /proc/self/map segments.
1442 * mf-impl.h: Corresponding changes.
1443 * mf-runtime.c (__mf_check): Reorganize heuristics fallback logic.
1444 (__mf_init): Don't call __mf_init_heuristics.
1447 * mf-heuristics.c, mf-runtime.c: Use new MUDFLAP_OPTION
1448 "-verbose-trace" to emit all tracing messages other than those of
1449 basic public api. Eliminate some duplicate/excessive messages.
1450 * mf-runtime.h: Corresponding changes.
1452 2002-08-27 Graydon Hoare <graydon@redhat.com>
1454 * mf-impl.h (WRAPPER): Change to create linker aliases for __wrap
1455 and __real when compiled with -DPIC.
1456 * mf-hooks.c (WRAPPER): Change all uses of WRAPPER macro slightly.
1457 * Makefile.am (AUTOMAKE_OPTIONS): Fix LD_LIBRARY_PATH for tests.
1458 * Makefile.in: Regenerate.
1460 2002-08-26 Graydon Hoare <graydon@redhat.com>
1462 * mf-impl.h: New file, private implementation header.
1463 * mf-runtime.h: Reorganize a bit.
1464 (CLAMPSZ): Fix arithmetic.
1465 (__MF_CACHE_MISS_P): Fix arithmetic.
1466 * mf-runtime.c: Reorganize a bit.
1467 (__mf_dynamic): New structure.
1468 (resolve_single_dynamic): New function.
1469 (__mf_resolve_dynamics): New function.
1470 (__mf_init): Initialize dynamic wrappers.
1471 * mf-hooks.c: Macro-ize __real calls.
1472 Clamp various bits of arithmetic.
1473 Add explicit __mf_check call contexts.
1474 * Makefile.am: Add dependencies on mf-impl.h
1475 * Makefile.in: Regenerate.
1476 * configure.in: Comment out shared override.
1477 * configure: Regenerate.
1479 2002-08-22 Graydon Hoare <graydon@redhat.com>
1481 * mf-runtime.c (__mf_process_opts): Sanity-check free_queue_length.
1482 (__mf_check): Re-inialize and check heuristics before violation.
1483 (__mf_register): Permit updating pure-guess regions.
1484 * mf-hooks.c (__wrap_free): Correct some free queue logic.
1485 (__wrap_dlopen): New wrapper function.
1486 (__wrap_mmap): New wrapper function.
1487 (__wrap_munmap): New wrapper function.
1488 * mf-heuristics.c (__mf_register_ro_sections): Register *all* regions
1489 which are not stack addresses.
1490 (is_stack_address): New function.
1491 (__mf_init_heuristics): Save and restore state, always initialize with
1494 2002-08-21 Frank Ch. Eigler <fche@redhat.com>
1496 * mf-hooks.c (MF_VALIDATE_EXTENT): Rewrite to correct off-by-one
1497 error. Pass location string.
1498 (wrap_strcpy, wrap_strncpy): Remove extra %s in trace strings.
1499 * mf-runtime.c (options): Add lc-mask, lc-shift options.
1500 (__mf_process_opts): Apply some sanity checking for lc-mask.
1501 (__mf_check, __mf_violation): Take new location-string argument.
1502 Update callers to pass NULL if necessary.
1503 (__mf_backtrace): New smart backtracer function. Calls replace
1504 several ad-hoc blocks elsewhere.
1505 (__mf_describe_object): Remove bad reentrancy test. Improve
1507 * mf-runtime.h: Corresponding changes. Public/private markup.
1508 (__MF_CACHE_MISS_P): New macro.
1510 2002-08-20 Graydon Hoare <graydon@redhat.com>
1512 * mf-runtime.h: New option: stack_bound (heuristic).
1513 Move some macros out of implementation files.
1514 * mf-runtime.c: New option string: -stack-bound.
1515 Unify recursion protection with hooks.
1517 (__mf_check): Call __mf_heuristic_check.
1518 (__mf_process_opts): Fix "no-" processing.
1519 * mf-heuristics.c (__mf_heuristic_check): New function.
1520 * mf-hooks.c: Much off-by-one fixing, recursion protection.
1522 2002-08-20 Frank Ch. Eigler <fche@redhat.com>
1524 Option parsing improvements, region splitting bug fixes:
1525 * mf-heuristics.c (__mf_register_ro_sections): Add warned casts.
1526 * mf-runtime.h (heur_proc_map): New libmudflap option.
1527 * mf-runtime.c (__mf_set_default_options): Set it.
1528 (__mf_usage): Print default values/status.
1529 (__mf_process_opts): Support general "no-" option string prefix.
1530 (__mf_init): Print __mf_usage on unknown-option error.
1531 (__mf_register): Print trace message up front.
1532 Correct region splitting logic for case where a subregion disappears.
1533 Correct memory leak.
1534 (__mf_violation): Make even basic message conditional on option.
1537 * Makefile.am (TESTS_ENVIRONMENT): Add -no-heur-proc-map.
1538 (clean-local): New target.
1539 (test/*x rules): Add -g CFLAGS.
1540 (CFLAGS): Add -freorder-blocks.
1541 (MFCONFIG_CFLAGS, INCLUDE): Remove unneeded settings.
1542 * Makefile.in: Regenerated.
1543 * Makefile, mf-config.h: Removed files.
1545 2002-08-16 Graydon Hoare <graydon@redhat.com>
1547 * mf-runtime.c (__mf_insert_new_object): Factor out of
1549 (__mf_remove_old_object): Factor out of __mf_unregister.
1550 (__mf_register): Handle guessed regions, splitting
1551 guesses when new registrations arrive.
1552 (__mf_unregister): Do not unregister guesses.
1553 * mf-runtime.h: Move convenience macros around,
1554 declare new option fields. Add __MF_TYPE_GUESS.
1555 * mf-hooks.c (__wrap_*alloc): Use crumple zones.
1556 (__wrap_free): Call __real_free for deferred frees.
1557 * Makefile.am: Add more tests, fix dependency.
1558 * Makefile.in: Regenerate.
1559 * test/pass[13..17]-frag.c: New testcases.
1560 * test/fail[13..17]-frag.c: New testcases.
1562 2002-08-15 Graydon Hoare <graydon@redhat.com>
1564 * mf-heuristics.c: New file.
1565 * mf-runtime.c (options): Add -trace-calls option.
1566 (__mf_init): Call __mf_init_heuristics.
1568 2002-08-14 Graydon Hoare <graydon@redhat.com>
1570 * Makefile.am (TESTS): Add testsuite support.
1571 * Makefile.in: Regenerate.
1572 * test/mf-driver.c: New file.
1573 * test/buildtest.sh: New file.
1574 * test/passNN-frag.c: New testcases.
1575 * test/failNN-frag.c: New testcases.
1577 2002-08-14 Graydon Hoare <graydon@redhat.com>
1579 * mf-hooks.c: Change __real_strlen() to __real_strlen()+1 when
1580 verifying non-size-limited string extents.
1582 2002-08-14 Frank Ch. Eigler <fche@redhat.com>
1584 * mf-hooks.c: Make __wrap string* functions use __real_str[n]len
1585 instead of plain str[n]len for internal checks.
1586 * mf-runtime.c (__mf_violation): Print optional stack traceback.
1588 2002-08-14 Frank Ch. Eigler <fche@redhat.com>
1590 * mf-hooks.c: Remove #if-0 around hooks that are now ld-wrapped.
1592 2002-08-13 Graydon Hoare <graydon@redhat.com>
1594 * mf-runtime.c: Rework configuration to operate on
1595 environment variable options rather than #defines
1596 (__mf_violation): Add simple fork-a-gdb violaiton mode.
1597 (__mf_init): Set static __mf_active_p flag on startup,
1598 to inhibit mudflap wrap-based checking during crt0.s.
1599 * mf-runtime.h: Declare options structure.
1600 * mf-hooks.c: New wrappings for mem*, b*, str*
1601 libc functions (temporarily #if 0-ed out).
1603 2002-08-12 Frank Ch. Eigler <fche@redhat.com>
1605 * Makefile.am, configure.in: New files.
1606 * Makefile.in, Makefile, configure, config.h.in: New generated files.
1607 * stamp-h.in, aclocal.m4: Ditto.
1609 2002-08-08 Frank Ch. Eigler <fche@redhat.com>
1611 * Makefile: New file.
1612 * mf-config.h: New file: runtime configuration.
1613 * mf-hooks.c: New file: interposed libc functions.
1614 * mf-runtime.c: New file: bulk of runtime.
1615 * mf-runtime.h: New file: public functions.
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