| blob | 22e2da38b1ce84ad08ac8e0cc9361bc070591939 |
1 2007-10-07 Release Manager
3 * GCC 4.2.2 released.
5 2007-07-19 Release Manager
7 * GCC 4.2.1 released.
9 2007-05-13 Release Manager
11 * GCC 4.2.0 released.
13 2006-12-04 Eric Botcazou <ebotcazou@libertysurf.fr>
15 * configure: Regenerate.
17 2006-09-18 Tom Tromey <tromey@redhat.com>
19 * configure: Rebuilt.
21 2006-06-21 Frank Ch. Eigler <fche@redhat.com>
23 PR 21274
24 mf-runtime.h installation based on ssp patch for PR 26473 from
25 Mark Mitchell <mark@codesourcery.com>.
26 * configure.ac (ACX_NONCANONICAL_TARGET): Use it.
27 * Makefile.am (target_noncanonical): Define.
28 (libsubincludedir): New variable.
29 (nobase_libsubinclude_HEADERS): Add mf-runtime.h.
30 (include_HEADERS): Remove.
31 * configure, aclocal.m4, config.h.in: Regenerated.
32 * Makefile.in, testsuite/Makefile.in: Likewise.
33 * mf-runtime.h: Add #ifndef protection for conflicting _REENTRANT
34 and _THREAD_SAFE redefinition values.
36 2006-05-23 Carlos O'Donell <carlos@codesourcery.com>
38 * Makefile.am: Add install-html target. Add install-html to .PHONY
39 * Makefile.in: Regenerate.
41 2006-04-19 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
43 PR mudflap/26789
44 * testsuite/libmudflap.c++/error1-frag.cxx: New test.
46 PR mudflap/26790
47 * testsuite/libmudflap.c++/error2-frag.cxx: New test.
49 2006-04-10 Matthias Klose <doko@debian.org>
51 * testsuite/lib/libmudflap.exp (libmudflap-init): Recognize multilib
52 directory names containing underscores.
54 2005-11-22 Janis Johnson <janis187@us.ibm.com>
56 * testsuite/lib/libmudflap.exp (libmudflap-init): Remove -static from
57 MUDFLAP_FLAGS if static library not supported.
58 * testsuite/libmudflap.c/cfrags.exp (MUDFLAP_FLAGS): new.
59 * testsuite/libmudflap.c/externs.exp: Ditto.
60 * testsuite/libmudflap.c++/ctors.exp: Ditto.
61 * testsuite/libmudflap.c++/c++frags.exp: Ditto.
62 * testsuite/libmudflap.cth/cthfrags.exp: Ditto.
64 2005-10-04 James E Wilson <wilson@specifix.com>
66 * configure.ac (mudflap_cv_entry_point): Use quadrigraphs to declare
67 $name as array of characters with unknown bound. Also store into the
68 array.
69 * configure: Regenerate.
71 2005-09-30 James E. Wilson <wilson@specifix.com>
73 * configure.ac (pthread.h): Use AC_CHECK_HEADERS instead of
74 AC_CHECK_HEADER.
75 (target_thread_file): New. Set from sed'ed gcc output.
76 (posix_threads): New. Set from target_thread_file. Use instead of
77 ac_have_pthread_h.
78 (pthread_create_version): Move initialization before code using it.
79 * configure: Regenerate.
81 * mf-heuristics.c (_end, ENTRY_POINT): Make them arrays with unknown
82 bounds.
84 2005-09-29 James E. Wilson <wilson@specifix.com>
86 * mf-hooks1.c (__mf_0fn_mmap, mmap, __mf_0fn_munmap, munmap): Protect
87 with HAVE_MMAP ifdef.
89 2005-09-23 Frank Ch. Eigler <fche@elastic.org>
91 PR 23084.
92 * mf-hooks2.c (accept): Tolerate NULL sockaddr* parameter.
94 2005-09-23 Frank Ch. Eigler <fche@elastic.org>
96 * testsuite/libmudflap.c++/pass58-frag.cxx: New test for heisenbug 19319.
98 2005-09-23 Tom Tromey <tromey@redhat.com>
100 * aclocal.m4, configure: Rebuilt.
101 * configure.ac: Use GCC_CHECK_TLS.
102 * acinclude.m4 (LIBMUDFLAP_CHECK_TLS, LIBMUDFLAP_ENABLE): Moved
103 to ../config.
105 2005-08-22 Jim Wilson <wilson@specifix.com>
107 * mf-hooks2.c (MF_REGISTER_fopen): Define to __MF_TYPE_STATIC when
108 __FreeBSD__ is defined.
110 2005-08-17 Jim Wilson <wilson@specifix.com>
112 * mf-hooks1.c (malloc, calloc, realloc, free,
113 __mf_wrap_alloca_indirect): Call BEGIN_MALLOC_PROTECT before calling
114 the real routines, and END_MALLOC_PROTECT afterwards.
115 * mf-impl.h (enum __mf_state_enum): Expand comment. Add in_malloc.
116 (BEGIN_PROTECT): Handle in_malloc state.
117 (BEGIN_MALLOC_PROTECT, END_MALLOC_PROTECT): New.
118 * testsuite/libmudflap.c/hook2-allocstuff.c: New.
120 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
122 * All files: Update FSF address.
124 2005-08-15 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
126 * mf-hooks3.c (main_seen_p): Remove.
127 (__mf_get_state): Remove attempt to recognize the main thread.
129 2005-08-15 Maciej W. Rozycki <macro@linux-mips.org>
131 * configure.ac: Test for the name of the symbol used for the entry
132 point; define ENTRY_POINT to the result.
133 * configure: Regenerate.
134 * config.h.in: Regenerate.
135 * mf-heuristics.c: Replace _start with ENTRY_POINT throughout.
137 2005-08-14 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
139 * mf-runtime.c (__mf_state_1): Initialize to reentrant.
140 (__mf_init): Set thread state active.
141 * mf-hooks3.c (__mf_pthread_spawner): Always set thread
142 state active.
143 (pthread_create wrapper): Always use thread spawner.
145 * testsuite/libmudflap.cth/pass37-frag.c: Increase timeout.
146 * testsuite/libmudflap.cth/pass39-frag.c: Likewise.
148 2005-07-16 Richard Henderson <rth@redhat.com>
150 * acinclude.m4: New file.
151 * configure.ac: Invoke LIBMUDFLAP_CHECK_TLS.
152 * configure, config.h.in, Makefile.in, testsuite/Makefile.in: Rebuild.
153 * mf-hooks1.c (__mf_0fn_malloc): Move body from ...
154 (__mf_0fn_calloc): ... here.
155 * mf-hooks3.c (struct pthread_info): Remove.
156 (__mf_pthread_info, __mf_pthread_info_idx): Remove.
157 (LIBMUDFLAPTH_THREADS_MAX): Set to 1021.
158 (struct mf_thread_data): New.
159 (mf_thread_data, mf_thread_data_lock): New.
160 (__mf_allocate_blank_threadinfo): Remove.
161 (__mf_find_threadinfo): Rewrite and simplify. Only use if TLS is
162 not available.
163 (__mf_state_perthread): Remove.
164 (__mf_get_state, __mf_set_state): New.
165 (__mf_pthread_cleanup): Use &errno, rather than saved pointer.
166 Update mf_thread_data killing procedure.
167 (__mf_pthread_spawner): Similarly.
168 (__mf_0fn_pthread_create): Only use wrapper if necessary. Remove
169 code to allocate thread stack space.
170 (__mf_0fn_pthread_join, pthread_join): Remove.
171 (__mf_0fn_pthread_exit, pthread_exit): Remove.
172 * mf-impl.h (dyn_pthread_join, dyn_pthread_exit): Remove.
173 (__mf_state_1): Rename from __mf_state; use TLS when available.
174 (__mf_get_state, __mf_set_state): New. Update all users.
175 * mf-runtime.c (begin_recursion_protect1): New.
176 (BEGIN_RECURSION_PROTECT): Use it.
177 (__mf_state_1): Rename from __mf_state; use TLS when available.
178 (threads_active_p): Remove.
179 (__mf_usage): Compute it directly.
181 2005-06-19 Ulrich Weigand <uweigand@de.ibm.com>
183 * testsuite/libmudflap.c/externs-1.c (main): Add return statement.
185 2005-06-15 Frank Ch. Eigler <fche@redhat.com>
187 Fix for uncaching bug reported by Herman ten Brugge.
188 * mf-runtime.c (__mf_uncache_object): Search whole cache.
189 * testsuite/libmudflap.c/fail40-frag.c: New test.
191 2005-05-23 Alfred M. Szmidt <ams@gnu.org>
193 PR libmudflap/21724
194 * Makefile.am (AM_MAKEFLAGS): Pass includedir.
195 * Makefile.in: Amend.
197 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
199 PR mudflap/21023
200 * testsuite/libmudflap.c/externs.exp, externs-{1,2}.c: New test files.
201 * testsuite/libmudflap.c/cfrags.exp: Bypass new sources.
203 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
205 PR libmudflap/21094
206 * testsuite/libmudflap.c++/*.exp: Assert build tree g++.
208 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
210 PR mudflap/22064
211 * mf-impl.h (mudflap_mode, violation_mode): Make these ordinary
212 unsigned vars with #defines instead of enums.
214 2005-05-09 Mike Stump <mrs@apple.com>
216 * configure: Regenerate.
218 2005-04-12 Mike Stump <mrs@apple.com>
220 * configure: Regenerate.
222 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
224 PR mudflap/19266
225 * testsuite/libmudflap.c++/c++frags.exp: Also test -O permutation.
226 * testsuite/libmudflap.c++/pass57-frag.cxx: New test.
228 2005-04-04 Alan Modra <amodra@bigpond.net.au>
230 * mf-runtime.c (__mfu_unregister): Warning fix for char unsigned.
232 2005-03-31 Mike Stump <mrs@apple.com>
234 * mf-runtime.h: Add libmudflap copyright clause.
236 2005-03-21 Mike Stump <mrs@apple.com>
238 * mf-heuristics.c: Fix whitespace at end of line.
239 * mf-hooks1.c: Likewise.
240 * mf-hooks2.c: Likewise.
241 * mf-hooks3.c: Likewise.
242 * mf-impl.h: Likewise.
243 * mf-runtime.c: Likewise.
244 * mf-runtime.h: Likewise.
246 2005-03-21 Zack Weinberg <zack@codesourcery.com>
248 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
249 In all substitutions, expand gcc_version in Makefile.
250 * aclocal.m4, configure: Regenerate.
251 * Makefile.am: Set gcc_version.
252 * Makefile.in, testsuite/Makefile.in: Regenerate.
254 2005-03-17 Frank Ch. Eigler <fche@redhat.com>
256 * mf-runtime.c (__mfu_check): Respect ignore_reads configuration.
257 * testsuite/libmudflap.c/{pass56,fail39}-frag.c: New tests.
259 2005-02-13 Frank Ch. Eigler <fche@redhat.com>
261 PR mudflap/19319
262 * testsuite/libmudflap.c++/pass55-frag.c: New test.
264 2005-01-05 Richard Henderson <rth@redhat.com>
266 * testsuite/libmudflap.c/pass32-frag.c: Fix typo.
268 2005-01-02 Greg McGary <greg@mcgary.org>
270 * mf-impl.h (uintptr_t): Get typedef via stdint.h or define explicitly.
271 * mf-runtime.h: New file, replaces mf-runtime.h.in.
272 * configure.ac (AC_CONFIG_FILES): mf-runtime.h is no longer generated.
273 * Makefile.in: Ditto.
274 * testsuite/lib/libmudflap.exp: Add -I${srcdir}/.. to get mf-runtime.h
275 * testsuite/libmudflap.c/pass32-frag.c: s/uintptr_t/__mf_uintptr_t/
276 * testsuite/libmudflap.c/fail36-frag.c: New test.
277 * testsuite/libmudflap.c/fail37-frag.c: New test.
278 * testsuite/libmudflap.c/fail38-frag.c: New test.
280 2004-12-08 Kelley Cook <kcook@gcc.gnu.org>
282 * Makefile.am: Add ../config to ACLOCAL_AMFLAGS.
283 * aclocal.m4, Makefile.in, testsuite/Makefile.in: Regenerate.
285 2004-12-02 Richard Sandiford <rsandifo@redhat.com>
287 * configure.ac: Use TL_AC_GCC_VERSION to set gcc_version.
288 * aclocal.m4: Include ../config/gcc-version.m4.
289 * configure, Makefile.in, testsuite/Makefile.in: Regenerate.
291 2004-11-29 Kelley Cook <kcook@gcc.gnu.org>
293 * Makefile.am: Define ACLOCAL_AMFLAGS.
294 * acinclude.m4: Remove.
295 * stamp-h.in: Remove superfluous stamp file.
296 * aclocal.m4, configure, Makefile.in: Regenerate.
297 * testsuite/Makefile.in: Likewise.
299 2004-11-24 Kelley Cook <kcook@gcc.gnu.org>
301 * Makefile.am: Revert previous.
302 * acinclude.m4: Restore.
303 * aclocal.m4, configure, Makefile.in: Regenerate.
304 * testsuite/Makefile.in: Likewise.
306 2004-11-24 Kelley Cook <kcook@gcc.gnu.org>
308 * Makefile.am: Define ACLOCAL_AMFLAGS.
309 * acinclude.m4: Remove.
310 * aclocal.m4, configure, Makefile.in: Regenerate.
311 * testsuite/Makefile.in: Likewise.
313 2004-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
315 * testsuite/lib/libmudflap.exp: Use new procs in target-libpath.exp.
317 2004-11-23 Kelley Cook <kcook@gcc.gnu.org>
319 * Makefile.in, configure, aclocal.m4: Regenerate with automake 1.9.3.
320 * testsuite/Makefile.in: Likewise.
322 2004-11-01 Andreas Schwab <schwab@suse.de>
324 * configure.ac: (target_alias): Default to $host_alias, not
325 $target.
326 * configure: Regenerated.
328 2004-10-28 Frank Ch. Eigler <fche@redhat.com>
330 * testsuite/libmudflap.c/fail35-,pass53-,pass54-frag.c: New tests.
331 * testsuite/libmudflap.c/pass35-frag.c: Correct embedded warning
332 message.
334 2004-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
336 PR other/18138
337 * testsuite/lib/libmudflap.exp: Accept more than one multilib libgcc.
339 2004-10-12 Frank Ch. Eigler <fche@redhat.com>
341 * configure.ac: Check for more headers, functions.
342 * mf-hooks2.c (mkbuffer, unmkbuffer): New helper functions for
343 tracking overridden FILE buffers.
344 (fopen, setvbuf): New/revised hook functions for buffer overriding.
345 (setbuf,setlinebuf,fdopen,freopen,fopen64,freopen64,fclose): Ditto.
346 (fflush): Accept given NULL stream (means "all streams").
347 * mf-runtime.h.in:
348 * mf-runtime.c (__mfu_check): Accept accesses that span adjacent
349 HEAP/GUESS objects.
350 (LOOKUP_CACHE_SIZE_MAX): Raise to 64K entries tentatively.
351 (__mf_adapt_cache): Use them all.
352 * testsuite/libmudflap.c/pass35-frag.c: Update warning message.
353 * testsuite/libmudflap.c++/ctors.exp: Ditto.
354 * testsuite/libmudflap.c/{pass51,pass52}-frag.c: New tests.
355 * configure, config.h.in: Regenerated.
357 2004-10-05 Frank Ch. Eigler <fche@redhat.com>
359 * configure.ac: Checking for sys/socket.h once is enough.
360 * configure: Regenerated.
362 2004-10-04 Frank Ch. Eigler <fche@redhat.com>
364 * configure.ac: Look for more headers & functions.
365 * mf-hooks2.c (getmntent, inet_ntoa, getproto*): New wrapper functions.
366 * mf-runtime.h.in: Add new "#pragma redefine_extname"s for them.
367 * mf-runtime.c (options): Clean up integer signedness warnings.
368 (main): Add a declaration to fix a warning.
369 * mf-hooks3.c (pthread_exit): Add not-reached exit() to wrapper.
370 * configure, config.h.in: Regenerated.
372 2004-10-02 Frank Ch. Eigler <fche@redhat.com>
374 * testsuite/libmudflap.c/pass50-frag.c, fail33-frag.c, fail34-frag.c:
375 New tests for proper base/limit checking for aggregates.
377 2004-09-15 Joseph S. Myers <jsm@polyomino.org.uk>
379 * testsuite/libmudflap.c/pass35-frag.c: Update expected message.
381 2004-09-07 Frank Ch. Eigler <fche@redhat.com>
383 * configure.ac: Look for pwd.h, grp.h, netdb.h headers and functions.
384 * mf-hooks2.c (strerror): Unregister previous string returned by
385 previous strerror.
386 (getlogin,cuserid,getpwnam,getpwuid,getgrnam,getgrgid): New wrappers.
387 (getservent,getservbyname,getservbyport,gai_strerror): Ditto.
388 * mf-runtime.h.in: Add redefine_extname pragmas for them all.
389 * mf-runtime.c (__mf_describe_object): Clarify object life status.
390 * testsuite/libmudflap.c/pass48-frag.c, pass49-frag.c, fail32-frag.c:
391 New tests.
392 * configure, config.h.in: Regenerated.
394 2004-08-03 Dale Johannesen <dalej@apple.com>
396 * mf-runtime.c: Conditionalize POSIX_SOURCE for Darwin.
398 2004-08-03 Frank Ch. Eigler <fche@redhat.com>
400 * mf-runtime.c (compare_uintptr_t): Remove function. Inline
401 simplified contents in all former callers.
403 2004-07-27 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
405 * mf-runtime.c (__mf_fini): Set mudflap_mode to mode_nop in
406 the statically linked case.
408 2004-07-27 Frank Ch. Eigler <fche@redhat.com>
410 * splay-tree.[ch]: Remove. Merge contents into ...
411 * mf-runtime.c: ... here, renaming symbols and making all functions
412 static. Remove unused min/max functions.
413 * Makefile.am: Forget about splay-tree.[ch].
414 * Makefile.in, testsuite/Makefile.in: Regenerated.
416 2004-07-21 Frank Ch. Eigler <fche@redhat.com>
418 * mf-runtime.c (__mfu_check): Remove mistaken mode-nop handling.
419 (__mfu_usage): Include (C) 2004.
420 * mf-hooks3.c (__mf_find_threadinfo): Don't call tracing functions
421 here. Include a comment explaining why.
423 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
425 * mf-impl.h (__mf_options): Add ignore_reads and timestamps fields.
426 * mf-runtime.c (options): Give them a name.
427 (__mf_set_default_options): Set them.
428 (__mf_insert_new_object, __mfu_unregister): Optionalize timestamps.
429 (__mf_violation): Warning cleanup.
430 * mf-impl.h (MF_VALIDATE_EXTENT): Support ignore_reads option.
431 * splay-tree.c (splay_tree_delete_helper): Remove obsolete decl.
433 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
435 g++/15861
436 * mf-runtime.c (__mf_init): Make it non-static. Tolerate
437 repeated invocation.
439 2004-07-09 Frank Ch. Eigler <fche@redhat.com>
441 Test case for g++/15861
442 * testsuite/libmudflap.c++/ctors-[12].cxx: New test case halves.
443 * testsuite/libmudflap.c++/ctors.exp: Driver.
444 * testsuite/libmudflap.c++/c++frags.exp: Elide redundant default.
445 Look only for *frag* test cases.
447 2004-07-08 Frank Ch. Eigler <fche@redhat.com>
449 ANSI C conversion, libmudflap specialization, recursion limiting.
450 * splay-tree.h (splay_tree_{de,}allocate_fn): Remove allocation_data
451 argument and indirection function pointers, update callers.
452 (splay_tree_s): Add statistics and recursion control fields
453 num_keys, max_depth, depth, rebalance_p.
454 * splay-tree.c (splay_tree_splay_helper): Track recursion depth.
455 Back out of search if it exceeds limit.
456 (splay_tree_splay): Manage recursion limiting with rebalancing as
457 needed.
458 (splay_tree_new): More initialization.
459 (splay_tree_rebalance): New function.
460 (splay_tree_foreach): Rewrite using nonrecursive logic.
461 (splay_tree_xmalloc_allocate, splay_tree_xmalloc_deallocate):
462 Remove. Point indirect calls to mf-runtime.c's routines.
463 (splay_tree_compare_ints, splay_tree_compare_pointers): Remove unused
464 functions.
465 (splay_tree_delete, splay_tree_delete_helper): Ditto.
466 * testsuite/heap-scalestress.c: New test based on one from
467 Eyal Lebedinsky <eyal@eyal.emu.id.au>:
469 2004-07-05 Matthias Klose <doko@debian.org>
471 * libtool-version: New.
472 * Makefile.am (libmudflap_la_LDFLAGS, libmudflapth_la_LDFLAGS):
473 Use -version-info for soname.
474 * Makefile.in: Regenerate.
475 * configure.ac: Remove libtool_VERSION macro
476 * configure: Regenerate
478 2004-07-05 Zack Weinberg <zack@codesourcery.com>
480 * mf-runtime.h.in: Wrap declarations of struct __mf_cache,
481 __mf_lookup_cache, __mf_lc_mask, or __mf_lc_shift in
482 #ifndef _MUDFLAP.
484 2004-06-29 Frank Ch. Eigler <fche@redhat.com>
486 Splay tree implementation fork.
487 * splay-tree.c, splay-tree.h: Copied & modified from libiberty.
488 Use hard-coded comparison function for uintptr_t. Remove key/value
489 deallocation logic. Cache last splayed key for consecutive lookups.
490 * Makefile.am, Makefile.in: Use them, don't link to them.
491 * mf-runtime.c (__mf_object_tree): Adapt to simpler splay_tree_new.
492 (__mf_find_objects2): Flip successor/predecessor search sequence.
493 * ansidecl.h, libiberty.h: Removed dummy files.
495 2004-06-29 Nick Clifton <nickc@redhat.com>
497 * configure.ac (AC_CHECK_HEADERS): Add dirent.h
498 * configure: Regenerate.
499 * mf-hooks2.c: Surround uses of dirent.h with #ifdef
500 HAVE_DIRENT_H.
501 Remove spurious inclusion of <strings.h>.
503 2004-06-29 Nick Clifton <nickc@redhat.com>
505 * mf-runtime.c (pthread_join): Only apply the weak pragma if the
506 function actually exists.
508 2004-06-25 Frank Ch. Eigler <fche@redhat.com>
510 * ansidecl.h, libiberty.h: New dummy files for building splay-tree.
511 * config.h.in: Regenerated.
513 2004-06-24 Frank Ch. Eigler <fche@redhat.com>
515 Adopt splay trees for object database.
516 * Makefile.am: Copy splay-tree.* from libiberty.
517 * Makefile.in, testsuite/Makefile.in: Regenerated.
518 * mf-runtime.h.in (__mf_unregister): Add third parameter (type).
519 * mf-hooks[123].c (*): Add new third parameter to mf_unregister.
520 * mf-impl.h (BEGIN_PROTECT): Remove some trace text.
521 * mf-runtime.c: Rewrite code dealing with object database to use
522 libiberty splay trees. Remove tree liveness aging option.
523 * testsuite/libmudflap.c/fail18-frag.c: Add volatile flag.
525 2004-06-15 Paolo Bonzini <bonzini@gnu.org>
527 * configure.ac: New name of configure.in. Update
528 AC_INIT, AC_CONFIG_SRCDIR, AC_CONFIG_HEADERS, AC_CONFIG_FILES,
529 AC_OUTPUT, AM_INIT_AUTOMAKE to the preferred style for
530 Autoconf 2.5x and Automake 1.7 or later.
531 * configure.in: Remove.
532 * configure: Regenerate.
534 * Makefile.am: Remove useless multilib rules.
535 * Makefile.in: Regenerate.
537 2004-06-15 Paolo Bonzini <bonzini@gnu.org>
539 * .cvsignore: New file.
541 2004-06-10 Stephen Crowley <stephen.crowley@sbcglobal.net>
543 PR libmudflap/13505
544 * mf-hooks2.c (semctl): Add cygwin porting hack.
546 2004-06-09 Frank Ch. Eigler <fche@redhat.com>
548 ctype support.
549 * configure.in: Look for ctype header and glibc implementation.
550 * mf-hooks2.c (__ctype_{b,toupper,tolower}_loc): Sample ctype
551 array hooks for glibc 2.3.
552 * mf-runtime.h.in: Wrap them.
553 * mf-runtime.c (__mf_init): Leave marker regarding other ctype
554 implementations.
555 * testsuite/libmudflap.c/pass47-frag.c: New test.
556 * configure, config.h.in: Regenerated.
558 2004-06-04 Frank Ch. Eigler <fche@redhat.com>
560 Portability improvements, e.g., libmudflap/15293.
561 * configure.in: Look for glibc extension functions. Look for
562 support of -f{function,data}-sections. Look for more headers.
563 Create testsuite/mfconfig.exp. Correct more "test x.." thinkos.
564 * Makefile.am: Use $(SECTION_FLAGS). Collapse piecemeal-compiled
565 mf-hooks* into usual single object per source.
566 * mf-hooks*.c: Remove all #if WRAP_foo conditionals.
567 * mf-hooks2.c: #include a bunch more system headers. Define strnlen
568 if system doesn't provide one.
569 * mf-hooks3.c (struct pthread_info): Add stack_*_alloc fields.
570 (pthread_create): Use it to properly GC dead thread stacks.
571 * mf-runtime.c (__mf_violation): Correct snprintf type warning.
572 * testsuite/Makefile.am: Stop generating site.exp.
573 * testsuite/mfconfig.exp.in: New file.
574 * testsuite/config/default.exp: Load new mfconfig.exp.
575 * testsuite/lib/libmudflap.exp (libmudflap-init): Add extra libraries.
576 (prune_gcc_output): Add glibc static linking warnings.
577 * testsuite/libmudflap.*/*frags.exp: Enumerate needed -lmudflap* libs.
578 * testsuite/libmudflap.c/pass46-frag.c: Ditto.
579 * configure, Makefile, aclocal.m4, config.h.in, testsuite/Makefile.in:
580 Regenerated with autoconf 2.57 and automake 1.7.
582 2004-06-04 Per Bothner <per@bothner.com>
584 * configure.in (LIBMUDFLAPTH): Fix thinko.
586 * configure.in: Check for more headers.
587 * mf-hooks2.c: Conditionalize on HAVE_SYS_SOCKET_H etc.
589 * mf-runtime.c: In two places conditionalize on SIUSR1 rather than
590 HAVE_SIGNAL as mingw has signal.h but not SIUSR1.
592 2004-06-01 Andreas Jaeger <aj@suse.de>
594 * configure.in: Handle multilibs, support
595 --enable-version-specific-runtime-libs.
596 * Makefile.am (lib_LTLIBRARIES): Rename to ...
597 (toolexeclib_LTLIBRARIES): this for multilib support.
598 * Makefile.in: Regenerated.
599 * configure: Regenerated.
600 * aclocal.m4: Regenerated.
601 * config.h.in: Regenerated.
602 * testsuite/Makefile.in: Regenerated.
604 2004-06-01 Andreas Jaeger <aj@suse.de>
606 * testsuite/lib/libmudflap.exp (libmudflap-init): Handle
607 multilibs, using multilib directory instead of hardcoded path.
608 Set LD_RUN_PATH.
610 2004-05-21 Frank Ch. Eigler <fche@redhat.com>
612 * Makefile.am (AM_MAKEFLAGS): Pass RUNTESTFLAGS.
613 * Makefile.in: Ditto.
615 2004-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
617 * acinclude.m4 (lt_cv_deplibs_check_method): Use pass_all on sh*.
618 * aclocal.m4, configure: Rebuilt.
620 2004-05-17 Frank Ch. Eigler <fche@redhat.com>
622 * lib/libmudflap.exp (libmudflap-init): For C++ test cases only,
623 import some build settings from libstdc++-v3 testsuite_flags.
624 * .../cfrags.exp, .../c++frags.exp, .../cthfrags.exp: Corresponding
625 changes to pass test language.
627 * mf-runtime.c (__mfu_check): Poison the cache with antidote for
628 quicker mode-nop handling.
630 2004-03-25 Frank Ch. Eigler <fche@redhat.com>
632 * mf-impl.h: Added libgcc license header.
634 2004-03-20 Frank Ch. Eigler <fche@redhat.com>
636 * mf-hooks[123].c, mf-runtime.c, mf-heuristics.c:
637 Added libgcc license header.
638 * mf-hooks3.c (__mf_0fn_pthread_create): Correct arg constness.
639 (pthread_create): Simplify stack allocation syntax.
641 2004-03-08 Loren J. Rittle <ljrittle@acm.org>
643 * mf-hooks2.c: Support FreeBSD.
644 (WRAP_gets): Avoid gets().
645 * testsuite/libmudflap.c/pass-stratcliff.c: Do not
646 test unimplemented mem/str calls on FreeBSD.
647 * testsuite/libmudflap.c/pass21-frag.c: Do not include
648 <alloca.h> on FreeBSD.
650 2004-01-30 Frank Ch. Eigler <fche@redhat.com>
652 * testsuite/libmudflap.c/pass36-frag.c: Add missing free() call.
653 * testsuite/libmudflap.c/pass46-frag.c: New test for -fmudflapir.
654 * testsuite/libmudflap.cth/cthfrags.exp: Add -DSTATIC to compiler
655 flags for static linking permutation.
656 * testsuite/libmudflap.cth/pass40-frag.c: When -DSTATIC, avoid
657 some pthreads code that croaks on linux glibc tls.
659 2004-01-27 Frank Ch. Eigler <fche@redhat.com>
661 * testsuite/libmudflap.c/fail31-frag.c, pass45-frag.c: New tests.
663 2004-01-15 Frank Ch. Eigler <fche@redhat.com>
665 * testsuite/libmudflap.c/pass44-frag.c: New test.
667 2004-01-12 Frank Ch. Eigler <fche@redhat.com>
669 * testsuite/libmudflap.c/fail{28,29,30}-frag.c: New tests.
671 2004-01-08 Frank Ch. Eigler <fche@redhat.com>
673 * testsuite/libmudflap.c/pass43-frag.c: Added missing program rc.
675 2003-12-11 Frank Ch. Eigler <fche@redhat.com>
677 * testsuite/libmudflap.c/pass42-frag.c, pass43-frag.c: New tests.
679 2003-12-08 Andrew Pinski <pinskia@physics.uc.edu>
681 PR libmudflap/12670
682 * configure.in: Add check for see if
683 socklen_t typedef is in sys/socket.h.
684 * mf-hooks1.c: Add define if socklen_t
685 is not typedef.
686 * mf-hooks2.c: Likewise.
687 * mf-hooks3.c: Likewise.
688 * config.h.in: Regen.
689 * configure: Regen.
691 2003-12-08 Frank Ch. Eigler <fche@redhat.com>
693 * mf-runtime.c (__mf_watch_or_not): Tweak tracing message.
694 * testsuite/libmudflap.c/fail21-frag.c: Defeat aliasing
695 optimizations.
696 * testsuite/libmudflap.c/pass25-frag.c: Ditto.
697 * testsuite/libmudflap.c/pass26-frag.c: Tolerate non-overlapping
698 (unoptimized) allocation of stack space.
700 2003-12-07 Richard Henderson <rth@redhat.com>
702 * testsuite/libmudflap.c/fail23-frag.c (main): Adjust addend to 11.
703 * testsuite/libmudflap.c/fail27-frag.c (foo): Mark noinline.
705 2003-12-06 Andrew Pinski <apinski@apple.com>
707 partial PR libmudflap/12670
708 * mf-hooks1.c: Respect Darwin checks. Conditionalize POSIX_SOURCE.
709 * mf-hooks2.c: Likewise.
710 * mf-hooks3.c: Likewise.
712 2003-11-19 Frank Ch. Eigler <fche@redhat.com>
714 libstdc++/11696
715 * mf-runtime.h.in: Switch to #pragma redefine_extname for
716 symbols interposed at compile time.
717 * testsuite/libmudflap.c++/pass41-frag.cxx: New test.
719 libmudflap/12939
720 * mf-hooks2.c (semctl): Tolerate FreeBSD.
722 * configure.in: Reorganize check for <pthread.h>.
723 * configure: Regenerated.
725 2003-11-04 David Edelsohn <edelsohn@gnu.org>
727 * mf-runtime.c (_ALL_SOURCE): Define for AIX.
728 (_LARGE_FILE_API): Define for AIX.
729 * mf-hooks[123]: Same.
730 (_XOPEN_SOURCE_EXTENDED): Define to 1 for AIX.
732 2003-10-21 David Edelsohn <edelsohn@gnu.org>
734 * mf-runtime.c (_XOPEN_SOURCE_EXTENDED): Define to 1 for AIX.
736 2003-07-29 Frank Ch. Eigler <fche@redhat.com>
738 2003-07-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
740 * configure.in: Update check for union semun.
742 2003-07-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
744 PR other/11673
745 * mf-hooks2.c [WRAP_semctl]: Fix check for HAVE_UNION_SEMUN.
747 2003-07-29 Frank Ch. Eigler <fche@redhat.com>
749 PR other/11673
750 * configure.in: Add checks for 64-bit LFS functions, struct semun
751 definition, for BSD compatibility.
752 * mf-hooks1.c: Respect BSD checks. Conditionalize POSIX_SOURCE.
753 * mf-hooks2.c: Ditto. Include <strings.h> for bcmp* decls.
754 * mf-hooks3.c: Ditto.
755 (pthread_create): Try MAP_ANON on platforms without the MAP_ANONYMOUS
756 mmap flag.
757 * configure, config.h.in: Regenerated.
759 2003-07-23 Frank Ch. Eigler <fche@redhat.com>
761 Multithreading fixes:
762 * mf-runtime.c (__mf_object): Store allocating/deallocating
763 thread id.
764 (options): Support new "-thread-stack" option.
765 Rename "-heur-argv-environ" option to "-heur-stdlib".
766 Disable "-lc-mask" and "-lc-shift" options.
767 (__mf_dynamic): Add function pointers for pthread_join/_exit.
768 (__assert_fail): New self-contained function for glibc.
769 * mf-hooks3.c: Essentially rewritten, particularly related to
770 use of __mf_pthread_info array.
771 (pthread_join, _exit): New hook functions.
772 * mf-impl.h (BEGIN_PROTECT): Handle starting_p case.
773 * testsuite/libmudflap.cth/pass40-frag.c: New test.
775 Warning cleanups:
776 * mf-heuristics.c: Add type casts for tracing, sub calls.
777 * mf-impl.h (BEGIN_PROTECT): Redefine to omit result type.
778 Update all callers to declare explicit result holder.
779 (END_PROTECT): Removed.
780 * testsuite/*/*frags.exp: Clean up default MUDFLAP_OPTIONS.
782 2003-07-15 Diego Novillo <dnovillo@redhat.com>
784 * testsuite/libmudflap.c/fail21-frag.c: Add volatile modifiers.
785 * testsuite/libmudflap.c/fail15-frag.c: Likewise.
786 * testsuite/libmudflap.c/fail13-frag.c: Likewise.
788 2003-07-04 Frank Ch. Eigler <fche@redhat.com>
790 * mf-hooks1.c, 2.c, 3.c: New file, splits up content from old ...
791 * mf-hooks: Removed.
792 * mf-impl.h (MF_VALIDATE_EXTENT, BEGIN_PROTECT, END_PROTECT):
793 Move these macros from old mf-hooks.c here.
794 * Makefile.am: Adapt to split-up hook sources for faster builds.
795 * Makefile.in: Regenerated.
797 * mf-heuristics.c: Remove #if-0 block.
799 * mf-impl.h (__mf_state): Reorganize declaration and implementation.
800 (__mf_starting_p): New state only for use while dlsym bootstrapping.
801 (CALL_REAL, __mf_init): Corresponding changes.
802 (TRACE, VERBOSE_TRACE): Include thread id and "mf:" prefix. Update
803 all callers to remove redundant "mf:" prefix.
804 * mf-runtime.h.in: #define a few reentrancy macros for libmudflapth.
805 * mf-hooks3.c: Rewrite chunks to support per-thread __mf_state value.
806 (__mf_pthread_info): Become a hash table.
808 * testsuite/lib/mfdg.exp: Support new "dg-timeout" and
809 "dg-repetitions" directives to control test case execution.
810 * testsuite/libmudflap.cth/pass37-frag.c: Add timeout and repeat
811 options.
812 * testsuite/libmudflap.cth/pass39-frag.c: Ditto for this new test.
814 2003-06-25 Frank Ch. Eigler <fche@redhat.com>
816 * mf-hooks.c (alloca): Separate into stub.
817 (__mf_wrap_alloca_indirect): New function. Use CALL_REAL
818 malloc/free for alloca blocks.
819 (pthread_create): Tolerate failing pthread_attr_get* calls.
820 * mf-runtime.c (__mf_fini): Call __mf_wrap_alloca_indirect.
821 * mf-impl.h (CALL_WRAP): Remove macro.
822 * testsuite/libmudflap.c/pass21-frag.c: Include <alloca.h>.
823 * testsuite/libmudflap.c/pass23-frag.c: Include more struct
824 padding for ia64 BIT_FIELD_REF constructs.
826 2003-06-19 Frank Ch. Eigler <fche@redhat.com>
828 * mf-hooks.c (struct pthread_info): Add "thread_errno" field.
829 (__mf_pthread_spawner, __mf_pthread_cleanup): Use it with GUESS
830 libmudflap object type.
831 * mf-runtime.c (__mfu_unregister): Correct cemetary logic to avoid
832 crashes on unregistering STATIC objects.
834 2003-06-17 Frank Ch. Eigler <fche@redhat.com>
836 Based on patch from Eyal Lebedinsky <eyal@eyal.emu.id.au>:
837 * mf-hooks.c (__mf_pthread_spawner): Register thread errno.
838 (time, strerror, fopen, fopen64, fclose, fread): New hooks.
839 (fwrite, fgetc, fgets, getc, gets, ungetc, fputc): New hooks.
840 (fputs, putc, puts, clearerr, feof, ferror, fileno): New hooks.
841 (printf, fprintf, sprintf, snprintf, vprintf, vfprintf): New hooks.
842 (vsprintf, vsnprintf, access, remove, fflush, fseek): New hooks.
843 (fseeko64, ftell, ftello64, rewind, fgetpos, fsetpos): New hooks.
844 (stat, stat64, fstat, lstat, mkfifo, setvbuf, setbuf): New hooks.
845 (setvbuf, opendir, closedir, readdir, recv, recvfrom): New hooks.
846 (recvmsg, send, sendto, sendmsg, setsockopt, getsockopt): New hooks.
847 (accept, bind, connect, gethostname, sethostname): New hooks.
848 (gethostbyname, wait, waitpid, popen, pclose, execve): New hooks.
849 (execv, execvp, system, dlopen, dlclose, dlerror, dlsym): New hooks.
850 (semop, semctl, shmctl, shmat, shmdt): New hooks.
851 * mf-runtime.h.in: Corresponding changes.
852 * mf-runtime.c (__mf_ini): Register stdio objects. Use STATIC type.
853 (opts) Rename heur_argv_environ to heur_std_data.
854 (__mf_wrap_main): Use STATIC type for argv/environ strings.
855 * Makefile.am: Corresponding changes.
856 * Makefile.in: Regenerated.
858 2003-06-11 Frank Ch. Eigler <fche@redhat.com>
860 * mf-heuristics.c (__mf_heuristic_check): Disable stack_bounds
861 heuristic for threaded case, and for non-x86-linux targets.
862 * mf-hooks.c (__mf_0fn_calloc): Provide a working dummy implementation
863 for use during pre-main() program startup.
864 (__mf_0fn_*): Make these functions non-static.
865 * mf-impl.h (DECLARE, CALL_REAL): Support calls to 0fn backup hook
866 functions.
867 * mf-runtime.c (__mf_state): Set initial state to "starting".
868 (__mf_resolve_single_dynamic): Tolerate repeated calls for same symbol.
869 (__wrap_main): New function to register argv[] and environ[] strings.
870 (__mf_ini): Call it.
871 (*): In all trace functions, use "%p" as formatter for uintptr_t.
873 * testsuite/libmudflap.c/pass38-frag.c: New test case.
874 * testsuite/libmudflap.cth/pass37-frag.c: Improved test.
876 * acinclude.m4: Add comments with aoliva's concerns about x86_64
877 pass_all.
878 * aclocal.m4, configure: Regenerated.
880 2003-06-04 Frank Ch. Eigler <fche@redhat.com>
882 * acinclude.m4: Correct typo in AC_MSG_CHECKING.
883 * aclocal.m4, configure: Regenerated.
885 2003-06-03 Frank Ch. Eigler <fche@redhat.com>
887 * acinclude.m4: Force "pass_all" deplibs_check_method for libtool
888 for x86_64 target. Disable caching for this value.
889 * aclocal.m4, configure: Regenerated.
891 2003-06-02 Frank Ch. Eigler <fche@redhat.com>
893 * testsuite/libmudflap.c/pass38-frag.c: Deleted. -fwritable-strings
894 is about to become deprecated, and its present handling bugs are
895 unworthy of fixing.
897 2003-05-30 Frank Ch. Eigler <fche@redhat.com>
899 * testsuite/libmudflap.c/pass38-frag.c: New test for
900 -fwritable-strings.
902 2003-05-23 Frank Ch. Eigler <fche@redhat.com>
904 * mf-runtime.c (__mf_sigusr1_handle): Call unlocked variant of
905 __mf_report, asserting reentrant calling context.
907 2003-05-23 Frank Ch. Eigler <fche@redhat.com>
909 * mf-hooks.c (realloc): Correct reentrancy logic.
910 * testsuite/libmudflap.c/hook-allocstuff.c: New test case.
912 2003-05-20 Frank Ch. Eigler <fche@redhat.com>
914 * mf-hooks.c (LIBMUDFLAPTH_THREADS_MAX): New macro, replaces
915 PTHREAD_THREADS_MAX. Update users.
916 * mf-runtime.c (__mf_usage): Print [active] instead of [default]
917 for active options.
918 * testsuite/Makefile.am (all-local): Prime dejagnu site.exp file
919 with libmudflapth presence indicator.
920 * testsuite/Makefile.in: Regenerated.
922 2003-05-16 Frank Ch. Eigler <fche@redhat.com>
924 * Makefile.am (AM_CFLAGS): Remove "-ansi".
925 * configure.in: Remove silly no-pthreads => no-shared logic.
926 * Makefile.in, configure: Regenerated.
927 * mf-heuristics.c (__mf_heuristic_check): Remove reentrancy hacks.
928 * mf-hooks.c (BEGIN_PROTECT, END_PROTECT): Reorganize reentrancy
929 code. Count reentrancy events.
930 (all hook functions): Don't directly manipulate __mf_state variable.
931 Add TRACE calls to hook functions without them.
932 * mf-impl.h (LOCKTH): Try to count lock contention events.
933 (VERBOSE_TRACE, TRACE): Remove reentrancy hacks.
934 * mf-runtime.c (BEGIN_RECURSION_PROTECT, END_RECURSION_PROTECT):
935 Reorganize reentrancy code.
936 (external __mf_ entry points): Use RECURSION_PROTECT mechanism to
937 identify reentrancy with mutex holding times.
938 (internal __mfu_ entry points): Remove internal reentrancy code.
939 (__mf_init): Use ordinary locked calls.
940 (__mfu_report): Print the two new counts.
941 * testsuite/lib/libmudflap.exp: Filter out junk ld/pthreads messages.
942 * testsuite/libmudfap.cth/cthfrags.exp: New test driver.
943 * testsuite/libmudflap.cth/pass37-frag.c: New pthreads test.
944 * testsuite/libmudfap.cth/cfrags.exp: Adapt to new libmudflap
945 option defaults.
947 2003-05-09 Frank Ch. Eigler <fche@redhat.com>
949 * configure.in: Add pthread support, plus glibc and porting hacks.
950 * Makefile.am (LIBMUDFLAPTH): New conditional, to build -lmudflapth
951 from objects built into ./pth/.
952 * mf-runtime.c (__mfu_watch,register,...): Fork new unlocked
953 functions for internal entry points. Update callers to pick
954 locked vs. unlocked variants.
955 (__mf_resolve_single_dynamic): Extend to support symbol versioning
956 info coming in from a static data structure.
957 (*): Reorder miscellaneous declarations to group data vs functions.
958 (__mf_set_default_options): Simplify.
959 (__mf_usage): Mention threading status of host executable.
960 * mf-impl.h: Move max/min decls here. Reorganize __mf_dynamic
961 decls to match above.
962 (LOCKTH, UNLOCKTH): New macros for Big Libmudflap Lock management.
963 * mf-heuristics.c: Choose between locked/unlocked calls. Add
964 some lock/unlock markers. Remove some unused code.
965 * mf-hooks: Ditto.
966 (pthread_create): New hook function.
967 (__mf_pthread_cleanup, _spawner): New helper functions.
968 * configure. aclocal.m4, config.h.in, Makefile.in: Regenerated.
970 2003-05-02 Frank Ch. Eigler <fche@redhat.com>
972 * testsuite/libmudflap.c/fail27-frag.c: Add more volatile flags.
974 2002-04-28 Frank Ch. Eigler <fche@redhat.com>
976 * Makefile.am (HOOKOBJS): Add *time related hooks.
977 * configure.in: Look for pthreads.h header.
978 * mf-hooks.c (asctime, ctime, gmtime, localtime): New wrappers.
979 * mf-runtime.c: Begin sketching some pthreads support.
980 (__mf_usage): Check for -lpthread presence.
981 (__mf_unregister): Confirm matching unregistration base.
982 (__mf_find_objects_rec): Reduce unnecessary recursion.
983 * mf-runtime.h.in: Add "nothrow" attribute to functions. Add
984 #defines for new hook functions.
985 * mf-impl.h: Corresponding changes.
986 * config.h.in, configure, Makefile.in: Regenerated.
988 2002-04-27 Diego Novillo <dnovillo@redhat.com>
990 * testsuite/libmudflap.c/fail1-frag.c: Add volatile
991 modifiers to prevent being optimized away.
992 * testsuite/libmudflap.c/fail10-frag.c: Likewise.
993 * testsuite/libmudflap.c/fail13-frag.c: Likewise.
994 * testsuite/libmudflap.c/fail14-frag.c: Likewise.
995 * testsuite/libmudflap.c/fail15-frag.c: Likewise.
996 * testsuite/libmudflap.c/fail2-frag.c: Likewise.
997 * testsuite/libmudflap.c/fail20-frag.c: Likewise.
998 * testsuite/libmudflap.c/fail3-frag.c: Likewise.
1000 2003-04-15 Frank Ch. Eigler <fche@redhat.com>
1002 * Makefile.am (libmudflap_la_LIBADD): Remove -ldl.
1003 * configure.in: Look for uintptr_t and -ldl on target.
1004 * mf-runtime.h.in: Adjust uintptr_t declaration logic.
1005 * Makefile.in, aclocal.m4, configure, config.h.in: Regenerated.
1006 * testsuite/Makefile.in: Regenerated.
1007 * mf-runtime.c (__mf_sigusr1_respond): Tweak declaration and calls
1008 for better C compliance.
1010 2003-04-15 Frank Ch. Eigler <fche@redhat.com>
1012 * mf-hooks.c (MF_VALIDATE_EXTENT): Remove unnecessary reentrancy
1013 prevention code.
1014 * mf-runtime.c (__mf_set_default_options): Turn off
1015 check-initialization.
1016 (__mf_describe_object): Shorten description.
1017 * testsuite/libmudflap.c/fail25-frag.c: Turn on check-initialization.
1019 2003-04-07 Frank Ch. Eigler <fche@redhat.com>
1021 * mf-hooks.c (__mf_0fn_mmap): Correct return value, as per <rth>.
1023 2003-04-02 Frank Ch. Eigler <fche@redhat.com>
1025 * mf-hooks.c (BEGIN_PROTECT): Handle startup-time reentrant
1026 calls specially.
1027 (__mf_0fn_malloc ... _munmap): New dummy backup calls.
1028 * mf-impl.h (CALL_BACKUP): New macros.
1029 * mf-runtime.c (__mf_init): Tweak __mf_state during startup.
1031 2003-03-31 Frank Ch. Eigler <fche@redhat.com>
1033 * Makefile.am (AM_CFLAGS): Remove optimization flags.
1034 (HOOKOBJS): Remove dlopen hook.
1035 (libmudflap_la_LIBADD): Add -ldl.
1036 * mf-hooks.c (dlopen): Remove hook.
1037 * mf-impl.h (__mf_dynamic): Ditto.
1038 * mf-runtime.c (__mf_resolve_dynamics): Ditto.
1039 * Makefile.in: Regenerated.
1041 2003-03-28 Frank Ch. Eigler <fche@redhat.com>
1043 * configure.in: Check for target gettimeofday, signal, some headers.
1044 * mf-impl.h (__mf_opts): Add new "sigusr1_report" field. Comment
1045 out inop multi_threaded field.
1046 * mf-runtime.c (options): Handle new "-sigusr1-report" option.
1047 (__mf_set_options): Correct handling of "-help".
1048 (__mf_sigusr1_respond): New function to manage SIGUSR1 response.
1049 (__mf_check, __mf_register, __mf_unregister): Call it.
1050 (__mf_insert_new_object, __mf_unregister): Respect HAVE_GETTIMEOFDAY.
1051 (__mf_report_leaks): Make callable
1052 (__mf_tree_analyze): Traverse in-order. Accumulate address bit
1053 distribution statistics.
1054 (__mf_adapt_cache): Rewrite shift guessing logic based on address
1055 bit distributions.
1056 * config.h.in, configure: Regenerated.
1057 * testsuite/libmudflap.c/fail27-frag.c: New test.
1058 * testsuite/libmudflap.c/pass36-frag.c: New test.
1060 2003-03-11 Frank Ch. Eigler <fche@redhat.com>
1062 * mf-runtime.h.in: Tweak.
1063 * Makefile.am, configure.in: Tweak mf-runtime.h generation some more.
1064 Don't use intermediate files nor AC_OUTPUT-time postprocessing.
1065 * Makefile.in, testsuite/Makefile.in, configure: Regenerated.
1067 2003-03-10 Frank Ch. Eigler <fche@redhat.com>
1069 * configure.in: Tweak generation of mf-runtime.h some more. It
1070 needs to work from both config.status and configure.
1071 * configure: Regenerated.
1073 2003-03-10 Frank Ch. Eigler <fche@redhat.com>
1075 * Makefile.am: Reorganize hook file building. Add auto dependencies.
1076 * configure.in: Tweak generation of mf-runtime.h.
1077 * mf-runtime.h.in: Add new __MF_TYPE_HEAP_I.
1078 * mf-hooks.c (*): Adapt to initialized-heap object type.
1079 * mf-impl.h: Tweak cemetary boundaries.
1080 * mf-runtime.c (__mf_check): Adapt to new initialized-heap object
1081 type.
1082 (__mf_insert_new_object, __mf_register, __mf_unregister): Ditto.
1083 (__mf_describe_object, __mf_report_leaks, __mf_violation): Ditto.
1084 * testsuite/lib/libmudflap.exp (includes): Include build tree.
1085 * testsuite/libmudflap.c/pass{26,5}: Further adapt to initialization
1086 checking.
1087 * testsuite/.../fail{25,26}-frag.c: New tests.
1088 * testsuite/.../pass{32,33,34,35}-frag.c: New tests.
1089 * Makefile.in, configure: Regenerated.
1091 2003-03-05 Frank Ch. Eigler <fche@redhat.com>
1093 * mf-runtime.c (__mf_set_default_options): Turn on initialization
1094 checking by default.
1095 (__mf_insert_new_object): As a temporary hack, assume that new
1096 objects registered on the stack start out initialized.
1097 * testsuite/libmudflap.c/fail9,pass23,pass[6789]-*: Initialize
1098 heap objects by hand.
1100 2003-03-05 Frank Ch. Eigler <fche@redhat.com>
1102 Switch to macro-style hooks for str*/mem*/b* functions.
1103 * mf-runtime.h.in (__MF_TYPE_*): Moved some internal values out.
1104 (mem*, str*, b*): Added macro-style hooks for _MUDFLAP case.
1105 * mf-runtime.c: #include config.h to enable glibc backtraces again.
1106 (__mf_set_default_options): Turn off heur_proc_map.
1107 (*): Adapt to to macro-style hook functions.
1108 (__mf_object_dead_head, __mf_object_cemetary): Correct bounds.
1109 (__mf_check, __mf_register, __mf_unregister): Tweak tracing message.
1110 (__mf_violation): Handle __MF_VIOL_WATCH.
1111 * mf-impl.h (__MF_TYPE_*): Moved these internal values here.
1112 (__mf_dynamic): Removed mem*/str*/b* functions.
1113 (TRACE, VERBOSE_TRACE): Add reentrancy locking.
1114 (WRAPPER2): New macro for macro-style hooks.
1115 * mf-hooks.c: Convert mem*/str*/b* functions to simpler
1116 macro-style hooks.
1117 (BEGIN_PROTECT): Tweak tracing vs reentrancy-lock ordering.
1118 * mf-heuristics.c: Adapt to macro-style hook functions.
1119 Correct some comments.
1120 * testsuite/lib/mfdg.exp (dg-test): Simplify result string for
1121 output pattern tests.
1122 * testsuite/libmudflap.c/fail[89]-frag.c: Elaborate output test.
1123 * testsuite/libmudflap.c++/c++frags.exp: Enable non-static tests.
1125 2003-02-28 Frank Ch. Eigler <fche@redhat.com>
1127 * testsuite/libmudflap.c/fail23-frag.c, pass30-frag.c: New tests
1128 for global array registration.
1129 * testsuite/libmudflap.c++/fail24-frag.cxx, pass31-frag.cxx: Ditto.
1130 * testsuite/libmudflap.c++/c++frags.exp: Tweak -static multilib hack.
1132 2003-02-27 Frank Ch. Eigler <fche@redhat.com>
1134 * Makefile.am: Add gross make bug workarounds. Tweaked
1135 SUBDIRS and AM_CFLAGS.
1136 * Makefile.in: Regenerated.
1138 2003-02-26 Frank Ch. Eigler <fche@redhat.com>
1140 Switch to dejagnu.
1141 * configure.in (AC_PROG_CXX): Don't look for C++ any more.
1142 * Makefile.am (TESTS): Remove simple automake testing.
1143 * configure, Makefile.in: Regenerated.
1144 (SUBDIRS): Include new testsuite/ directory.
1145 * tests/*: Removed all files; moved bulk under:
1146 * testsuite/*: New subdirectory tree.
1147 * testsuite/libmudflap.c/cfrags.exp: New file, C test driver.
1148 * testsuite/libmudflap.c++/c++frags.exp: New file, C++ test driver.
1149 * testsuite/lib/libmudflap.exp: New file, derived from libstdc++.
1150 * testsuite/lib/mfdg.exp: New file, derived from dejagnu.
1151 * testsuite/config/default.exp: New file.
1152 * testsuite/Makefile.am, Makefile.in: New files.
1154 2003-01-29 Frank Ch. Eigler <fche@redhat.com>
1156 * Makefile.am (TESTS_ENVIRONMENT): Remove redundant "-mode-check".
1157 (TESTS): Add fail22 and pass29 tests.
1158 * mf-runtime.h.in: Change API to take void*/size_t region parameters.
1159 Add new access-type parameter for __mf_check. Move __MF_VIOL* out.
1160 * mf-impl.h: Corresponding changes. Update CLAMP* macros for void*
1161 values. Move __MF_VIOL* here.
1162 * mf-runtime.c (*): Adapt to void*/size_t API in mf-runtime.h.
1163 (check_initialization): New field in __mf_opts. Default off.
1164 (read_count,write_count): New fields in __mf_object.
1165 (__mf_check): Implement basic initialization checking.
1166 (__mf_insert_new_object): Assume STATIC|GUESS regions are initialized.
1167 (__mf_describe_object): Print new fields.
1168 (__mf_violation): Identify check/read vs. check/write in messages.
1169 * test/pass29-frag.c, test/fail22-frag.c: Basic tests for new
1170 "-check-initialized" mudflap option.
1171 * test/pass25-frag.c, test/fail21-frag.c: Adapt to API changes.
1172 * mf-hooks.c (MF_VALIDATE_EXTENT): Add new access-type parameter.
1173 Drop __FILE__/__LINE__ hack. Update callers.
1174 (*): Adapt to new mf-runtime.h API.
1175 * Makefile.in: regenerated.
1177 2003-01-24 Frank Ch. Eigler <fche@redhat.com>
1179 * configure.in: Build mf-runtime.h a more proper way.
1180 * mf-hooks.c (strdup, strndup): Correct reentrancy logic.
1181 * mf-runtime.c (verbose_violations): Turn on by default.
1182 * mf-runtime.h.in: Remove some miscellaneous stuff ...
1183 * mf-impl.h: ... and move it here.
1184 * configure: Regenerated.
1186 2003-01-22 Frank Ch. Eigler <fche@redhat.com>
1188 * configure.in: Look for C++ compiler.
1189 * test/*-frag.c, mf-driver.c: Reformatted with GNU indent and
1190 fixed type warnings when built with C++.
1191 * test/pass27-frag.cxx, pass28-frag.cxx: New C++ tests.
1192 * Makefile.am (TESTS): Run them.
1193 (*) Add new rules for building and running C++ tests.
1194 (TESTFLAGS): Set new default to avoid libstdc++-v3 shlib issues.
1195 * mf-runtime.h.in: Protect with extern "C".
1196 * Makefile, configure: Regenerated.
1198 2003-01-06 Frank Ch. Eigler <fche@redhat.com>
1200 Portability improvements.
1201 * configure.in: Look for glibc backtrace headers/functions.
1202 * mf-hooks.c: Don't include <execinfo.h> any more.
1203 * mf-runtime.c (__mf_set_options): Call more stdlib functions
1204 via CALL_REAL.
1205 (__mf_backtrace): Provide alternate baby implementation in
1206 absence of glibc.
1207 * test/mf-driver.c: Portability tweaks.
1208 * acinclude.m4: New file, containing top level libtool.m4.
1209 * aclocal.m4, configure, Makefile.in, config.h.in: Regenerated.
1211 2002-12-19 Frank Ch. Eigler <fche@redhat.com>
1213 * mf-runtime.h.in (HAVE_UINTPTR_T): Define unconditionally.
1215 2002-11-08 Frank Ch. Eigler <fche@redhat.com>
1217 * mf-runtime.c (options): Add new "wipe-heap", "wipe-stack"
1218 options.
1219 (__mf_unregister): Implement stack/heap object wiping.
1220 (__mf_set_options): Renamed from __mf_process_opts.
1221 (__mf_uncache_object): Change arg type, correct callers.
1222 * mf-impl.h: Corresponding changes.
1223 * mf-hooks.c (realloc): Save/restore heap-wiping flag.
1224 * mf-runtime.h.in (__mf_set_options): Extend public API.
1225 * test/pass26-frag.c: New test for stack wiping.
1226 * Makefile.am (TESTS): Run it.
1227 * Makefile.in: Regenerated.
1229 2002-11-07 Frank Ch. Eigler <fche@redhat.com>
1231 * mf-runtime.h.in (__mf_watch, __mf_unwatch): Extend public API.
1232 * mf-runtime.c (__mf_object_t): Add watching_p field.
1233 (__mf_watch_or_not): New function to implement
1234 object watch flagging.
1235 (__mf_watch, __mf_unwatch): New wrappers for above.
1236 (__mf_check, __mf_describe_object): Handle objects with watching_p.
1237 (__mf_count_violation): Enlarge array.
1238 (__mf_uncache_object): Renamed from __mf_remove_old_object. Don't
1239 unlink object. Clear cache properly.
1240 (__mf_unregister): Unlink object explicitly before uncaching.
1241 * test/fail21-frag.c, pass25-frag.c: New tests.
1242 * Makefile.in, aclocal.m4: Regenerated.
1244 2002-11-05 Frank Ch. Eigler <fche@redhat.com>
1246 * test/fail20-frag.c: New test for NULL pointer dereferencing.
1247 * Makefile.am (TESTS): Add it.
1248 * test/pass-stratcliff.c: Add decls of stpcpy.
1249 * configure.in: Test for <stdint.h>. Generate mf-runtime.h in
1250 build tree from config.h and new file mf-runtime.h.in.
1251 * mf-runtime.h.in: Renamed from mf-runtime.h. Tweak uintptr_t decl.
1252 * Makefile.in, configure, config.h.in: Regenerated.
1253 * mf-hooks.c: Add #undef for wrapped glibc str*/mem* macros.
1254 * mf-runtime.c (options, __mf_set_default_options): Support new
1255 default "abbreviate" option.
1256 (__mf_object.description_epoch): New field.
1257 (__mf_describe_object): Conditionally abbreviate objects already
1258 displayed in current epoch. Accept NULL input to increment epoch.
1259 (__mf_fini, __mf_ini): Reset description epoch.
1260 (__mf_register, __mf_unregister, __mf_adapt_cache, __mf_init): Ensure
1261 that NULL pointer slot in lookup cache is invalidated. Register a
1262 NOACCESS region around NULL.
1263 * mf-impl.h: Corresponding changes.
1265 2002-10-16 Frank Ch. Eigler <fche@redhat.com>
1267 * test/fail19-frag.c, pass24-frag.c, pass-stratcliff.c: New tests.
1268 * Makefile.am: Run them. Install mf-runtime.h.
1269 * Makefile.in: Regenerated.
1270 * mf-hooks.c: Add some markers for more missing functions.
1271 * mf-runtime.c (__mf_adapt_cache): Experiment with a utilization-based
1272 statistic to tune tune cache size (mask).
1274 2002-10-01 Frank Ch. Eigler <fche@redhat.com>
1276 * test/pass23-frag.c: New test for bit_field_ref expressions.
1277 * Makefile.am, Makefile.in: Add new test.
1278 * mf-hooks.c (mmap, munmap): Rewrite to track individual pages.
1279 (MF_VALIDATE_EXTENT): Accept zero-size mem/str operations.
1280 * mf-runtime.c (__mf_init): Register errno global.
1281 (__mf_find_object): Removed function.
1282 (__mf_check): Rewrite logic to support accesses across some
1283 contiguous but distinctly registered objects.
1284 (__mf_remove_old_object): Tolerate cache entries that span
1285 contiguous objects.
1287 2002-09-30 Frank Ch. Eigler <fche@redhat.com>
1289 * test/pass21-frag.c, pass22-frag.c: New tests: alloca, bitfields.
1290 * Makefile.am, Makefile.in: Run new tests.
1291 * mf-hooks.c (alloca): Correct stack direction logic.
1293 2002-09-26 Frank Ch. Eigler <fche@redhat.com>
1295 * mf-impl.h (adapt_cache): New option.
1296 * mf-runtime.c (__mf_set_default_options): Set its default value.
1297 Tweak the tree_aging parameter down.
1298 (__mf_check): Maintain separate counter for cache-adaptation.
1299 (__mf_tree_analyze): New function to collect object tree stats.
1300 (__mf_adapt_cache): New function to automate cache parameters.
1302 2002-09-24 Frank Ch. Eigler <fche@redhat.com>
1304 * mf-heuristics.c (__init_misc, __mf_heuristic_check): Add
1305 hypothetical #if-0'd argv/envp region registration.
1306 * mf-runtime.c (__mf_init): Add kludged form of above.
1307 (*) Add "heur_argv_environ" flag, default on, to govern this.
1308 * mf-impl.h: Corresponding changes.
1310 2002-09-20 Frank Ch. Eigler <fche@redhat.com>
1312 * test/fail18-frag.c: New test file for NOACCESS regions.
1313 * Makefile.am (TESTS): Add new test.
1314 * Makefile.in: Regenerated.
1316 * mf-heuristics.c (__mf_heuristics_check): Correct deja_vu logic.
1317 * mf-impl.h (tree_aging): Add new mudflap_option, default 1000000.
1318 (optimize_object_tree): Remove unused mudflap_option.
1319 * mf-runtime.h (__MF_TYPE_NOACCESS): New region type. Add printing
1320 support throughout. Use .._MAX_CEM for cemetary upper bound.
1321 * mf-runtime.c (__mf_init): Register __mf_* globals as NOACCESS
1322 regions.
1323 (__mf_object): Add new liveness field for use by tree aging.
1324 (__mf_check): Trigger tree aging when needed.
1325 (__mf_age_tree): New function to decay liveness field.
1326 (__mf_find_objects_rec): Use liveness field to rotate tree.
1327 (__mf_insert_new_object): Only provide backtrace for HEAP objects.
1328 (__mf_unregister): Ditto.
1329 (__mf_register): Tweak duplicate-static message.
1330 (__mf_violation: Tweak nearby-object counter printing.
1332 2002-09-16 Frank Ch. Eigler <fche@redhat.com>
1334 * test/pass20-frag.c: New test file.
1335 * Makefile.am (TESTS): Reorganize. Add pass20 test.
1336 * Makefile.in: Regenerated.
1338 * mf-impl.h (TRACE_IN, TRACE_OUT): Remove macros. Update callers.
1339 * mf-hooks.c (BEGIN_PROTECT): Add hook tracing here.
1340 * mf-heuristic.c (__mf_heuristic_check): Track seen /proc/self/map
1341 entries to avoid repeat registration.
1342 * mf-runtime.c (__mf_object_cemetary): Don't bother bury GUESS regions.
1343 (__mf_register, __mf_unregister): Rewrite GUESS handling logic.
1345 2002-09-09 Frank Ch. Eigler <fche@redhat.com>
1347 * Makefile.am: Create test sources with #include, not cat>>.
1348 * Makefile.in: Regenerated.
1349 * test/buildtest.sh: Removed.
1350 * test/driver.c (abort_handler, main): Be quiet.
1352 2002-09-06 Frank Ch. Eigler <fche@redhat.com>
1354 * test/pass18-frag.c, pass19-frag.c: New tests.
1355 * Makefile.am (check): Run them. Rebuild test programs each time.
1356 * Makefile.in: Regenerated.
1358 2002-09-06 Frank Ch. Eigler <fche@redhat.com>
1360 * mf-runtime.c (__mf_register): Correct SEGV-inducing error in
1361 overlapping object search.
1362 (__mf_violation): Likewise for nearby objects.
1363 Improve nearby-object listing.
1365 cleanup:
1366 * mf-runtime.c, mf-hooks.c: Remove "{{{"/"}}}" folding marks.
1367 * mf-heuristics.c (__mf_heuristic_check): Tweak message.
1369 2002-09-03 Frank Ch. Eigler <fche@redhat.com>
1371 alloca support:
1372 * Makefile.am (AM_CFLAGS): New definition of needed settings.
1373 (HOOKOBJS): Add alloca-hook.o.
1374 * mf-hooks.c (alloca): New function to implement alloca in libiberty
1375 style.
1376 * mf-runtime.c (__mf_report): Call alloca(0) to flush remaining blocks.
1377 (__mf_backtrace): Reimplement without using alloca.
1378 * Makefile.in: Regenerated.
1380 cleanup:
1381 * mf-hooks.c: Use VERBOSE_TRACE throughout instead of fprintf(stderr).
1382 Correct signedness bugs in length-tracking variables.
1383 * mf-impl.h: Make options unsigned.
1384 (CALL_WRAP): New macro to parallel CALL_REAL().
1385 (DECLARE): Remove erroneous ";" at end.
1386 * mf-runtime.c, mf-hooks.c, mf-heuristics.c: Replace remaining %p
1387 formatting specs with %08lx. Correct several compiler warnings.
1389 2002-08-28 Frank Ch. Eigler <fche@redhat.com>
1391 * mf-runtime.c (__mf_violation): Try harder to locate nearby objects.
1393 2002-08-27 Frank Ch. Eigler <fche@redhat.com>
1395 libmudflap hook breakup:
1396 * Makefile.am (TESTS_ENVIRONMENT): Add ../../gcc to LD_LIBRARY_PATH
1397 for libgcc_s.
1398 (TESTS): Make dependent on libmudflap.
1399 (HOOKOBJS): Break up mf-hooks.o into many little hook objects,
1400 compiled from segments of mf-hooks.c.
1401 * mf-hooks.c: Corresponding changes: wrap each function in
1402 #ifdef/#endif.
1403 * Makefile.in: Regenerated.
1405 Heuristics reorganization:
1406 * mf-heuristics.c (__mf_register_ro_sections, __mf_init_heuristics):
1407 Remove these functions. Update callers.
1408 (__mf_heuristic_check): Incorporate all the various heuristics.
1409 Encode cacheability/retry judgement into trinary return value.
1410 Separate start-end logic into a separate fallback heuristic. Only
1411 register relevant /proc/self/map segments.
1412 * mf-impl.h: Corresponding changes.
1413 * mf-runtime.c (__mf_check): Reorganize heuristics fallback logic.
1414 (__mf_init): Don't call __mf_init_heuristics.
1416 Tracing cleanup:
1417 * mf-heuristics.c, mf-runtime.c: Use new MUDFLAP_OPTION
1418 "-verbose-trace" to emit all tracing messages other than those of
1419 basic public api. Eliminate some duplicate/excessive messages.
1420 * mf-runtime.h: Corresponding changes.
1422 2002-08-27 Graydon Hoare <graydon@redhat.com>
1424 * mf-impl.h (WRAPPER): Change to create linker aliases for __wrap
1425 and __real when compiled with -DPIC.
1426 * mf-hooks.c (WRAPPER): Change all uses of WRAPPER macro slightly.
1427 * Makefile.am (AUTOMAKE_OPTIONS): Fix LD_LIBRARY_PATH for tests.
1428 * Makefile.in: Regenerate.
1430 2002-08-26 Graydon Hoare <graydon@redhat.com>
1432 * mf-impl.h: New file, private implementation header.
1433 * mf-runtime.h: Reorganize a bit.
1434 (CLAMPSZ): Fix arithmetic.
1435 (__MF_CACHE_MISS_P): Fix arithmetic.
1436 * mf-runtime.c: Reorganize a bit.
1437 (__mf_dynamic): New structure.
1438 (resolve_single_dynamic): New function.
1439 (__mf_resolve_dynamics): New function.
1440 (__mf_init): Initialize dynamic wrappers.
1441 * mf-hooks.c: Macro-ize __real calls.
1442 Clamp various bits of arithmetic.
1443 Add explicit __mf_check call contexts.
1444 * Makefile.am: Add dependencies on mf-impl.h
1445 * Makefile.in: Regenerate.
1446 * configure.in: Comment out shared override.
1447 * configure: Regenerate.
1449 2002-08-22 Graydon Hoare <graydon@redhat.com>
1451 * mf-runtime.c (__mf_process_opts): Sanity-check free_queue_length.
1452 (__mf_check): Re-inialize and check heuristics before violation.
1453 (__mf_register): Permit updating pure-guess regions.
1454 * mf-hooks.c (__wrap_free): Correct some free queue logic.
1455 (__wrap_dlopen): New wrapper function.
1456 (__wrap_mmap): New wrapper function.
1457 (__wrap_munmap): New wrapper function.
1458 * mf-heuristics.c (__mf_register_ro_sections): Register *all* regions
1459 which are not stack addresses.
1460 (is_stack_address): New function.
1461 (__mf_init_heuristics): Save and restore state, always initialize with
1462 "starting" state.
1464 2002-08-21 Frank Ch. Eigler <fche@redhat.com>
1466 * mf-hooks.c (MF_VALIDATE_EXTENT): Rewrite to correct off-by-one
1467 error. Pass location string.
1468 (wrap_strcpy, wrap_strncpy): Remove extra %s in trace strings.
1469 * mf-runtime.c (options): Add lc-mask, lc-shift options.
1470 (__mf_process_opts): Apply some sanity checking for lc-mask.
1471 (__mf_check, __mf_violation): Take new location-string argument.
1472 Update callers to pass NULL if necessary.
1473 (__mf_backtrace): New smart backtracer function. Calls replace
1474 several ad-hoc blocks elsewhere.
1475 (__mf_describe_object): Remove bad reentrancy test. Improve
1476 tracing message.
1477 * mf-runtime.h: Corresponding changes. Public/private markup.
1478 (__MF_CACHE_MISS_P): New macro.
1480 2002-08-20 Graydon Hoare <graydon@redhat.com>
1482 * mf-runtime.h: New option: stack_bound (heuristic).
1483 Move some macros out of implementation files.
1484 * mf-runtime.c: New option string: -stack-bound.
1485 Unify recursion protection with hooks.
1486 Add more logging.
1487 (__mf_check): Call __mf_heuristic_check.
1488 (__mf_process_opts): Fix "no-" processing.
1489 * mf-heuristics.c (__mf_heuristic_check): New function.
1490 * mf-hooks.c: Much off-by-one fixing, recursion protection.
1492 2002-08-20 Frank Ch. Eigler <fche@redhat.com>
1494 Option parsing improvements, region splitting bug fixes:
1495 * mf-heuristics.c (__mf_register_ro_sections): Add warned casts.
1496 * mf-runtime.h (heur_proc_map): New libmudflap option.
1497 * mf-runtime.c (__mf_set_default_options): Set it.
1498 (__mf_usage): Print default values/status.
1499 (__mf_process_opts): Support general "no-" option string prefix.
1500 (__mf_init): Print __mf_usage on unknown-option error.
1501 (__mf_register): Print trace message up front.
1502 Correct region splitting logic for case where a subregion disappears.
1503 Correct memory leak.
1504 (__mf_violation): Make even basic message conditional on option.
1506 Build cleanup:
1507 * Makefile.am (TESTS_ENVIRONMENT): Add -no-heur-proc-map.
1508 (clean-local): New target.
1509 (test/*x rules): Add -g CFLAGS.
1510 (CFLAGS): Add -freorder-blocks.
1511 (MFCONFIG_CFLAGS, INCLUDE): Remove unneeded settings.
1512 * Makefile.in: Regenerated.
1513 * Makefile, mf-config.h: Removed files.
1515 2002-08-16 Graydon Hoare <graydon@redhat.com>
1517 * mf-runtime.c (__mf_insert_new_object): Factor out of
1518 __mf_register.
1519 (__mf_remove_old_object): Factor out of __mf_unregister.
1520 (__mf_register): Handle guessed regions, splitting
1521 guesses when new registrations arrive.
1522 (__mf_unregister): Do not unregister guesses.
1523 * mf-runtime.h: Move convenience macros around,
1524 declare new option fields. Add __MF_TYPE_GUESS.
1525 * mf-hooks.c (__wrap_*alloc): Use crumple zones.
1526 (__wrap_free): Call __real_free for deferred frees.
1527 * Makefile.am: Add more tests, fix dependency.
1528 * Makefile.in: Regenerate.
1529 * test/pass[13..17]-frag.c: New testcases.
1530 * test/fail[13..17]-frag.c: New testcases.
1532 2002-08-15 Graydon Hoare <graydon@redhat.com>
1534 * mf-heuristics.c: New file.
1535 * mf-runtime.c (options): Add -trace-calls option.
1536 (__mf_init): Call __mf_init_heuristics.
1538 2002-08-14 Graydon Hoare <graydon@redhat.com>
1540 * Makefile.am (TESTS): Add testsuite support.
1541 * Makefile.in: Regenerate.
1542 * test/mf-driver.c: New file.
1543 * test/buildtest.sh: New file.
1544 * test/passNN-frag.c: New testcases.
1545 * test/failNN-frag.c: New testcases.
1547 2002-08-14 Graydon Hoare <graydon@redhat.com>
1549 * mf-hooks.c: Change __real_strlen() to __real_strlen()+1 when
1550 verifying non-size-limited string extents.
1552 2002-08-14 Frank Ch. Eigler <fche@redhat.com>
1554 * mf-hooks.c: Make __wrap string* functions use __real_str[n]len
1555 instead of plain str[n]len for internal checks.
1556 * mf-runtime.c (__mf_violation): Print optional stack traceback.
1558 2002-08-14 Frank Ch. Eigler <fche@redhat.com>
1560 * mf-hooks.c: Remove #if-0 around hooks that are now ld-wrapped.
1562 2002-08-13 Graydon Hoare <graydon@redhat.com>
1564 * mf-runtime.c: Rework configuration to operate on
1565 environment variable options rather than #defines
1566 (__mf_violation): Add simple fork-a-gdb violaiton mode.
1567 (__mf_init): Set static __mf_active_p flag on startup,
1568 to inhibit mudflap wrap-based checking during crt0.s.
1569 * mf-runtime.h: Declare options structure.
1570 * mf-hooks.c: New wrappings for mem*, b*, str*
1571 libc functions (temporarily #if 0-ed out).
1573 2002-08-12 Frank Ch. Eigler <fche@redhat.com>
1575 * Makefile.am, configure.in: New files.
1576 * Makefile.in, Makefile, configure, config.h.in: New generated files.
1577 * stamp-h.in, aclocal.m4: Ditto.
1579 2002-08-08 Frank Ch. Eigler <fche@redhat.com>
1581 * Makefile: New file.
1582 * mf-config.h: New file: runtime configuration.
1583 * mf-hooks.c: New file: interposed libc functions.
1584 * mf-runtime.c: New file: bulk of runtime.
1585 * mf-runtime.h: New file: public functions.