1 2007-07-19 Release Manager
5 2007-05-13 Release Manager
9 2006-12-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11 * configure: Regenerate.
13 2006-09-18 Tom Tromey <tromey@redhat.com>
17 2006-06-21 Frank Ch. Eigler <fche@redhat.com>
20 mf-runtime.h installation based on ssp patch for PR 26473 from
21 Mark Mitchell <mark@codesourcery.com>.
22 * configure.ac (ACX_NONCANONICAL_TARGET): Use it.
23 * Makefile.am (target_noncanonical): Define.
24 (libsubincludedir): New variable.
25 (nobase_libsubinclude_HEADERS): Add mf-runtime.h.
26 (include_HEADERS): Remove.
27 * configure, aclocal.m4, config.h.in: Regenerated.
28 * Makefile.in, testsuite/Makefile.in: Likewise.
29 * mf-runtime.h: Add #ifndef protection for conflicting _REENTRANT
30 and _THREAD_SAFE redefinition values.
32 2006-05-23 Carlos O'Donell <carlos@codesourcery.com>
34 * Makefile.am: Add install-html target. Add install-html to .PHONY
35 * Makefile.in: Regenerate.
37 2006-04-19 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
40 * testsuite/libmudflap.c++/error1-frag.cxx: New test.
43 * testsuite/libmudflap.c++/error2-frag.cxx: New test.
45 2006-04-10 Matthias Klose <doko@debian.org>
47 * testsuite/lib/libmudflap.exp (libmudflap-init): Recognize multilib
48 directory names containing underscores.
50 2005-11-22 Janis Johnson <janis187@us.ibm.com>
52 * testsuite/lib/libmudflap.exp (libmudflap-init): Remove -static from
53 MUDFLAP_FLAGS if static library not supported.
54 * testsuite/libmudflap.c/cfrags.exp (MUDFLAP_FLAGS): new.
55 * testsuite/libmudflap.c/externs.exp: Ditto.
56 * testsuite/libmudflap.c++/ctors.exp: Ditto.
57 * testsuite/libmudflap.c++/c++frags.exp: Ditto.
58 * testsuite/libmudflap.cth/cthfrags.exp: Ditto.
60 2005-10-04 James E Wilson <wilson@specifix.com>
62 * configure.ac (mudflap_cv_entry_point): Use quadrigraphs to declare
63 $name as array of characters with unknown bound. Also store into the
65 * configure: Regenerate.
67 2005-09-30 James E. Wilson <wilson@specifix.com>
69 * configure.ac (pthread.h): Use AC_CHECK_HEADERS instead of
71 (target_thread_file): New. Set from sed'ed gcc output.
72 (posix_threads): New. Set from target_thread_file. Use instead of
74 (pthread_create_version): Move initialization before code using it.
75 * configure: Regenerate.
77 * mf-heuristics.c (_end, ENTRY_POINT): Make them arrays with unknown
80 2005-09-29 James E. Wilson <wilson@specifix.com>
82 * mf-hooks1.c (__mf_0fn_mmap, mmap, __mf_0fn_munmap, munmap): Protect
85 2005-09-23 Frank Ch. Eigler <fche@elastic.org>
88 * mf-hooks2.c (accept): Tolerate NULL sockaddr* parameter.
90 2005-09-23 Frank Ch. Eigler <fche@elastic.org>
92 * testsuite/libmudflap.c++/pass58-frag.cxx: New test for heisenbug 19319.
94 2005-09-23 Tom Tromey <tromey@redhat.com>
96 * aclocal.m4, configure: Rebuilt.
97 * configure.ac: Use GCC_CHECK_TLS.
98 * acinclude.m4 (LIBMUDFLAP_CHECK_TLS, LIBMUDFLAP_ENABLE): Moved
101 2005-08-22 Jim Wilson <wilson@specifix.com>
103 * mf-hooks2.c (MF_REGISTER_fopen): Define to __MF_TYPE_STATIC when
104 __FreeBSD__ is defined.
106 2005-08-17 Jim Wilson <wilson@specifix.com>
108 * mf-hooks1.c (malloc, calloc, realloc, free,
109 __mf_wrap_alloca_indirect): Call BEGIN_MALLOC_PROTECT before calling
110 the real routines, and END_MALLOC_PROTECT afterwards.
111 * mf-impl.h (enum __mf_state_enum): Expand comment. Add in_malloc.
112 (BEGIN_PROTECT): Handle in_malloc state.
113 (BEGIN_MALLOC_PROTECT, END_MALLOC_PROTECT): New.
114 * testsuite/libmudflap.c/hook2-allocstuff.c: New.
116 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
118 * All files: Update FSF address.
120 2005-08-15 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
122 * mf-hooks3.c (main_seen_p): Remove.
123 (__mf_get_state): Remove attempt to recognize the main thread.
125 2005-08-15 Maciej W. Rozycki <macro@linux-mips.org>
127 * configure.ac: Test for the name of the symbol used for the entry
128 point; define ENTRY_POINT to the result.
129 * configure: Regenerate.
130 * config.h.in: Regenerate.
131 * mf-heuristics.c: Replace _start with ENTRY_POINT throughout.
133 2005-08-14 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
135 * mf-runtime.c (__mf_state_1): Initialize to reentrant.
136 (__mf_init): Set thread state active.
137 * mf-hooks3.c (__mf_pthread_spawner): Always set thread
139 (pthread_create wrapper): Always use thread spawner.
141 * testsuite/libmudflap.cth/pass37-frag.c: Increase timeout.
142 * testsuite/libmudflap.cth/pass39-frag.c: Likewise.
144 2005-07-16 Richard Henderson <rth@redhat.com>
146 * acinclude.m4: New file.
147 * configure.ac: Invoke LIBMUDFLAP_CHECK_TLS.
148 * configure, config.h.in, Makefile.in, testsuite/Makefile.in: Rebuild.
149 * mf-hooks1.c (__mf_0fn_malloc): Move body from ...
150 (__mf_0fn_calloc): ... here.
151 * mf-hooks3.c (struct pthread_info): Remove.
152 (__mf_pthread_info, __mf_pthread_info_idx): Remove.
153 (LIBMUDFLAPTH_THREADS_MAX): Set to 1021.
154 (struct mf_thread_data): New.
155 (mf_thread_data, mf_thread_data_lock): New.
156 (__mf_allocate_blank_threadinfo): Remove.
157 (__mf_find_threadinfo): Rewrite and simplify. Only use if TLS is
159 (__mf_state_perthread): Remove.
160 (__mf_get_state, __mf_set_state): New.
161 (__mf_pthread_cleanup): Use &errno, rather than saved pointer.
162 Update mf_thread_data killing procedure.
163 (__mf_pthread_spawner): Similarly.
164 (__mf_0fn_pthread_create): Only use wrapper if necessary. Remove
165 code to allocate thread stack space.
166 (__mf_0fn_pthread_join, pthread_join): Remove.
167 (__mf_0fn_pthread_exit, pthread_exit): Remove.
168 * mf-impl.h (dyn_pthread_join, dyn_pthread_exit): Remove.
169 (__mf_state_1): Rename from __mf_state; use TLS when available.
170 (__mf_get_state, __mf_set_state): New. Update all users.
171 * mf-runtime.c (begin_recursion_protect1): New.
172 (BEGIN_RECURSION_PROTECT): Use it.
173 (__mf_state_1): Rename from __mf_state; use TLS when available.
174 (threads_active_p): Remove.
175 (__mf_usage): Compute it directly.
177 2005-06-19 Ulrich Weigand <uweigand@de.ibm.com>
179 * testsuite/libmudflap.c/externs-1.c (main): Add return statement.
181 2005-06-15 Frank Ch. Eigler <fche@redhat.com>
183 Fix for uncaching bug reported by Herman ten Brugge.
184 * mf-runtime.c (__mf_uncache_object): Search whole cache.
185 * testsuite/libmudflap.c/fail40-frag.c: New test.
187 2005-05-23 Alfred M. Szmidt <ams@gnu.org>
190 * Makefile.am (AM_MAKEFLAGS): Pass includedir.
191 * Makefile.in: Amend.
193 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
196 * testsuite/libmudflap.c/externs.exp, externs-{1,2}.c: New test files.
197 * testsuite/libmudflap.c/cfrags.exp: Bypass new sources.
199 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
202 * testsuite/libmudflap.c++/*.exp: Assert build tree g++.
204 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
207 * mf-impl.h (mudflap_mode, violation_mode): Make these ordinary
208 unsigned vars with #defines instead of enums.
210 2005-05-09 Mike Stump <mrs@apple.com>
212 * configure: Regenerate.
214 2005-04-12 Mike Stump <mrs@apple.com>
216 * configure: Regenerate.
218 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
221 * testsuite/libmudflap.c++/c++frags.exp: Also test -O permutation.
222 * testsuite/libmudflap.c++/pass57-frag.cxx: New test.
224 2005-04-04 Alan Modra <amodra@bigpond.net.au>
226 * mf-runtime.c (__mfu_unregister): Warning fix for char unsigned.
228 2005-03-31 Mike Stump <mrs@apple.com>
230 * mf-runtime.h: Add libmudflap copyright clause.
232 2005-03-21 Mike Stump <mrs@apple.com>
234 * mf-heuristics.c: Fix whitespace at end of line.
235 * mf-hooks1.c: Likewise.
236 * mf-hooks2.c: Likewise.
237 * mf-hooks3.c: Likewise.
238 * mf-impl.h: Likewise.
239 * mf-runtime.c: Likewise.
240 * mf-runtime.h: Likewise.
242 2005-03-21 Zack Weinberg <zack@codesourcery.com>
244 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
245 In all substitutions, expand gcc_version in Makefile.
246 * aclocal.m4, configure: Regenerate.
247 * Makefile.am: Set gcc_version.
248 * Makefile.in, testsuite/Makefile.in: Regenerate.
250 2005-03-17 Frank Ch. Eigler <fche@redhat.com>
252 * mf-runtime.c (__mfu_check): Respect ignore_reads configuration.
253 * testsuite/libmudflap.c/{pass56,fail39}-frag.c: New tests.
255 2005-02-13 Frank Ch. Eigler <fche@redhat.com>
258 * testsuite/libmudflap.c++/pass55-frag.c: New test.
260 2005-01-05 Richard Henderson <rth@redhat.com>
262 * testsuite/libmudflap.c/pass32-frag.c: Fix typo.
264 2005-01-02 Greg McGary <greg@mcgary.org>
266 * mf-impl.h (uintptr_t): Get typedef via stdint.h or define explicitly.
267 * mf-runtime.h: New file, replaces mf-runtime.h.in.
268 * configure.ac (AC_CONFIG_FILES): mf-runtime.h is no longer generated.
269 * Makefile.in: Ditto.
270 * testsuite/lib/libmudflap.exp: Add -I${srcdir}/.. to get mf-runtime.h
271 * testsuite/libmudflap.c/pass32-frag.c: s/uintptr_t/__mf_uintptr_t/
272 * testsuite/libmudflap.c/fail36-frag.c: New test.
273 * testsuite/libmudflap.c/fail37-frag.c: New test.
274 * testsuite/libmudflap.c/fail38-frag.c: New test.
276 2004-12-08 Kelley Cook <kcook@gcc.gnu.org>
278 * Makefile.am: Add ../config to ACLOCAL_AMFLAGS.
279 * aclocal.m4, Makefile.in, testsuite/Makefile.in: Regenerate.
281 2004-12-02 Richard Sandiford <rsandifo@redhat.com>
283 * configure.ac: Use TL_AC_GCC_VERSION to set gcc_version.
284 * aclocal.m4: Include ../config/gcc-version.m4.
285 * configure, Makefile.in, testsuite/Makefile.in: Regenerate.
287 2004-11-29 Kelley Cook <kcook@gcc.gnu.org>
289 * Makefile.am: Define ACLOCAL_AMFLAGS.
290 * acinclude.m4: Remove.
291 * stamp-h.in: Remove superfluous stamp file.
292 * aclocal.m4, configure, Makefile.in: Regenerate.
293 * testsuite/Makefile.in: Likewise.
295 2004-11-24 Kelley Cook <kcook@gcc.gnu.org>
297 * Makefile.am: Revert previous.
298 * acinclude.m4: Restore.
299 * aclocal.m4, configure, Makefile.in: Regenerate.
300 * testsuite/Makefile.in: Likewise.
302 2004-11-24 Kelley Cook <kcook@gcc.gnu.org>
304 * Makefile.am: Define ACLOCAL_AMFLAGS.
305 * acinclude.m4: Remove.
306 * aclocal.m4, configure, Makefile.in: Regenerate.
307 * testsuite/Makefile.in: Likewise.
309 2004-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
311 * testsuite/lib/libmudflap.exp: Use new procs in target-libpath.exp.
313 2004-11-23 Kelley Cook <kcook@gcc.gnu.org>
315 * Makefile.in, configure, aclocal.m4: Regenerate with automake 1.9.3.
316 * testsuite/Makefile.in: Likewise.
318 2004-11-01 Andreas Schwab <schwab@suse.de>
320 * configure.ac: (target_alias): Default to $host_alias, not
322 * configure: Regenerated.
324 2004-10-28 Frank Ch. Eigler <fche@redhat.com>
326 * testsuite/libmudflap.c/fail35-,pass53-,pass54-frag.c: New tests.
327 * testsuite/libmudflap.c/pass35-frag.c: Correct embedded warning
330 2004-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
333 * testsuite/lib/libmudflap.exp: Accept more than one multilib libgcc.
335 2004-10-12 Frank Ch. Eigler <fche@redhat.com>
337 * configure.ac: Check for more headers, functions.
338 * mf-hooks2.c (mkbuffer, unmkbuffer): New helper functions for
339 tracking overridden FILE buffers.
340 (fopen, setvbuf): New/revised hook functions for buffer overriding.
341 (setbuf,setlinebuf,fdopen,freopen,fopen64,freopen64,fclose): Ditto.
342 (fflush): Accept given NULL stream (means "all streams").
344 * mf-runtime.c (__mfu_check): Accept accesses that span adjacent
346 (LOOKUP_CACHE_SIZE_MAX): Raise to 64K entries tentatively.
347 (__mf_adapt_cache): Use them all.
348 * testsuite/libmudflap.c/pass35-frag.c: Update warning message.
349 * testsuite/libmudflap.c++/ctors.exp: Ditto.
350 * testsuite/libmudflap.c/{pass51,pass52}-frag.c: New tests.
351 * configure, config.h.in: Regenerated.
353 2004-10-05 Frank Ch. Eigler <fche@redhat.com>
355 * configure.ac: Checking for sys/socket.h once is enough.
356 * configure: Regenerated.
358 2004-10-04 Frank Ch. Eigler <fche@redhat.com>
360 * configure.ac: Look for more headers & functions.
361 * mf-hooks2.c (getmntent, inet_ntoa, getproto*): New wrapper functions.
362 * mf-runtime.h.in: Add new "#pragma redefine_extname"s for them.
363 * mf-runtime.c (options): Clean up integer signedness warnings.
364 (main): Add a declaration to fix a warning.
365 * mf-hooks3.c (pthread_exit): Add not-reached exit() to wrapper.
366 * configure, config.h.in: Regenerated.
368 2004-10-02 Frank Ch. Eigler <fche@redhat.com>
370 * testsuite/libmudflap.c/pass50-frag.c, fail33-frag.c, fail34-frag.c:
371 New tests for proper base/limit checking for aggregates.
373 2004-09-15 Joseph S. Myers <jsm@polyomino.org.uk>
375 * testsuite/libmudflap.c/pass35-frag.c: Update expected message.
377 2004-09-07 Frank Ch. Eigler <fche@redhat.com>
379 * configure.ac: Look for pwd.h, grp.h, netdb.h headers and functions.
380 * mf-hooks2.c (strerror): Unregister previous string returned by
382 (getlogin,cuserid,getpwnam,getpwuid,getgrnam,getgrgid): New wrappers.
383 (getservent,getservbyname,getservbyport,gai_strerror): Ditto.
384 * mf-runtime.h.in: Add redefine_extname pragmas for them all.
385 * mf-runtime.c (__mf_describe_object): Clarify object life status.
386 * testsuite/libmudflap.c/pass48-frag.c, pass49-frag.c, fail32-frag.c:
388 * configure, config.h.in: Regenerated.
390 2004-08-03 Dale Johannesen <dalej@apple.com>
392 * mf-runtime.c: Conditionalize POSIX_SOURCE for Darwin.
394 2004-08-03 Frank Ch. Eigler <fche@redhat.com>
396 * mf-runtime.c (compare_uintptr_t): Remove function. Inline
397 simplified contents in all former callers.
399 2004-07-27 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
401 * mf-runtime.c (__mf_fini): Set mudflap_mode to mode_nop in
402 the statically linked case.
404 2004-07-27 Frank Ch. Eigler <fche@redhat.com>
406 * splay-tree.[ch]: Remove. Merge contents into ...
407 * mf-runtime.c: ... here, renaming symbols and making all functions
408 static. Remove unused min/max functions.
409 * Makefile.am: Forget about splay-tree.[ch].
410 * Makefile.in, testsuite/Makefile.in: Regenerated.
412 2004-07-21 Frank Ch. Eigler <fche@redhat.com>
414 * mf-runtime.c (__mfu_check): Remove mistaken mode-nop handling.
415 (__mfu_usage): Include (C) 2004.
416 * mf-hooks3.c (__mf_find_threadinfo): Don't call tracing functions
417 here. Include a comment explaining why.
419 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
421 * mf-impl.h (__mf_options): Add ignore_reads and timestamps fields.
422 * mf-runtime.c (options): Give them a name.
423 (__mf_set_default_options): Set them.
424 (__mf_insert_new_object, __mfu_unregister): Optionalize timestamps.
425 (__mf_violation): Warning cleanup.
426 * mf-impl.h (MF_VALIDATE_EXTENT): Support ignore_reads option.
427 * splay-tree.c (splay_tree_delete_helper): Remove obsolete decl.
429 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
432 * mf-runtime.c (__mf_init): Make it non-static. Tolerate
435 2004-07-09 Frank Ch. Eigler <fche@redhat.com>
437 Test case for g++/15861
438 * testsuite/libmudflap.c++/ctors-[12].cxx: New test case halves.
439 * testsuite/libmudflap.c++/ctors.exp: Driver.
440 * testsuite/libmudflap.c++/c++frags.exp: Elide redundant default.
441 Look only for *frag* test cases.
443 2004-07-08 Frank Ch. Eigler <fche@redhat.com>
445 ANSI C conversion, libmudflap specialization, recursion limiting.
446 * splay-tree.h (splay_tree_{de,}allocate_fn): Remove allocation_data
447 argument and indirection function pointers, update callers.
448 (splay_tree_s): Add statistics and recursion control fields
449 num_keys, max_depth, depth, rebalance_p.
450 * splay-tree.c (splay_tree_splay_helper): Track recursion depth.
451 Back out of search if it exceeds limit.
452 (splay_tree_splay): Manage recursion limiting with rebalancing as
454 (splay_tree_new): More initialization.
455 (splay_tree_rebalance): New function.
456 (splay_tree_foreach): Rewrite using nonrecursive logic.
457 (splay_tree_xmalloc_allocate, splay_tree_xmalloc_deallocate):
458 Remove. Point indirect calls to mf-runtime.c's routines.
459 (splay_tree_compare_ints, splay_tree_compare_pointers): Remove unused
461 (splay_tree_delete, splay_tree_delete_helper): Ditto.
462 * testsuite/heap-scalestress.c: New test based on one from
463 Eyal Lebedinsky <eyal@eyal.emu.id.au>:
465 2004-07-05 Matthias Klose <doko@debian.org>
467 * libtool-version: New.
468 * Makefile.am (libmudflap_la_LDFLAGS, libmudflapth_la_LDFLAGS):
469 Use -version-info for soname.
470 * Makefile.in: Regenerate.
471 * configure.ac: Remove libtool_VERSION macro
472 * configure: Regenerate
474 2004-07-05 Zack Weinberg <zack@codesourcery.com>
476 * mf-runtime.h.in: Wrap declarations of struct __mf_cache,
477 __mf_lookup_cache, __mf_lc_mask, or __mf_lc_shift in
480 2004-06-29 Frank Ch. Eigler <fche@redhat.com>
482 Splay tree implementation fork.
483 * splay-tree.c, splay-tree.h: Copied & modified from libiberty.
484 Use hard-coded comparison function for uintptr_t. Remove key/value
485 deallocation logic. Cache last splayed key for consecutive lookups.
486 * Makefile.am, Makefile.in: Use them, don't link to them.
487 * mf-runtime.c (__mf_object_tree): Adapt to simpler splay_tree_new.
488 (__mf_find_objects2): Flip successor/predecessor search sequence.
489 * ansidecl.h, libiberty.h: Removed dummy files.
491 2004-06-29 Nick Clifton <nickc@redhat.com>
493 * configure.ac (AC_CHECK_HEADERS): Add dirent.h
494 * configure: Regenerate.
495 * mf-hooks2.c: Surround uses of dirent.h with #ifdef
497 Remove spurious inclusion of <strings.h>.
499 2004-06-29 Nick Clifton <nickc@redhat.com>
501 * mf-runtime.c (pthread_join): Only apply the weak pragma if the
502 function actually exists.
504 2004-06-25 Frank Ch. Eigler <fche@redhat.com>
506 * ansidecl.h, libiberty.h: New dummy files for building splay-tree.
507 * config.h.in: Regenerated.
509 2004-06-24 Frank Ch. Eigler <fche@redhat.com>
511 Adopt splay trees for object database.
512 * Makefile.am: Copy splay-tree.* from libiberty.
513 * Makefile.in, testsuite/Makefile.in: Regenerated.
514 * mf-runtime.h.in (__mf_unregister): Add third parameter (type).
515 * mf-hooks[123].c (*): Add new third parameter to mf_unregister.
516 * mf-impl.h (BEGIN_PROTECT): Remove some trace text.
517 * mf-runtime.c: Rewrite code dealing with object database to use
518 libiberty splay trees. Remove tree liveness aging option.
519 * testsuite/libmudflap.c/fail18-frag.c: Add volatile flag.
521 2004-06-15 Paolo Bonzini <bonzini@gnu.org>
523 * configure.ac: New name of configure.in. Update
524 AC_INIT, AC_CONFIG_SRCDIR, AC_CONFIG_HEADERS, AC_CONFIG_FILES,
525 AC_OUTPUT, AM_INIT_AUTOMAKE to the preferred style for
526 Autoconf 2.5x and Automake 1.7 or later.
527 * configure.in: Remove.
528 * configure: Regenerate.
530 * Makefile.am: Remove useless multilib rules.
531 * Makefile.in: Regenerate.
533 2004-06-15 Paolo Bonzini <bonzini@gnu.org>
535 * .cvsignore: New file.
537 2004-06-10 Stephen Crowley <stephen.crowley@sbcglobal.net>
540 * mf-hooks2.c (semctl): Add cygwin porting hack.
542 2004-06-09 Frank Ch. Eigler <fche@redhat.com>
545 * configure.in: Look for ctype header and glibc implementation.
546 * mf-hooks2.c (__ctype_{b,toupper,tolower}_loc): Sample ctype
547 array hooks for glibc 2.3.
548 * mf-runtime.h.in: Wrap them.
549 * mf-runtime.c (__mf_init): Leave marker regarding other ctype
551 * testsuite/libmudflap.c/pass47-frag.c: New test.
552 * configure, config.h.in: Regenerated.
554 2004-06-04 Frank Ch. Eigler <fche@redhat.com>
556 Portability improvements, e.g., libmudflap/15293.
557 * configure.in: Look for glibc extension functions. Look for
558 support of -f{function,data}-sections. Look for more headers.
559 Create testsuite/mfconfig.exp. Correct more "test x.." thinkos.
560 * Makefile.am: Use $(SECTION_FLAGS). Collapse piecemeal-compiled
561 mf-hooks* into usual single object per source.
562 * mf-hooks*.c: Remove all #if WRAP_foo conditionals.
563 * mf-hooks2.c: #include a bunch more system headers. Define strnlen
564 if system doesn't provide one.
565 * mf-hooks3.c (struct pthread_info): Add stack_*_alloc fields.
566 (pthread_create): Use it to properly GC dead thread stacks.
567 * mf-runtime.c (__mf_violation): Correct snprintf type warning.
568 * testsuite/Makefile.am: Stop generating site.exp.
569 * testsuite/mfconfig.exp.in: New file.
570 * testsuite/config/default.exp: Load new mfconfig.exp.
571 * testsuite/lib/libmudflap.exp (libmudflap-init): Add extra libraries.
572 (prune_gcc_output): Add glibc static linking warnings.
573 * testsuite/libmudflap.*/*frags.exp: Enumerate needed -lmudflap* libs.
574 * testsuite/libmudflap.c/pass46-frag.c: Ditto.
575 * configure, Makefile, aclocal.m4, config.h.in, testsuite/Makefile.in:
576 Regenerated with autoconf 2.57 and automake 1.7.
578 2004-06-04 Per Bothner <per@bothner.com>
580 * configure.in (LIBMUDFLAPTH): Fix thinko.
582 * configure.in: Check for more headers.
583 * mf-hooks2.c: Conditionalize on HAVE_SYS_SOCKET_H etc.
585 * mf-runtime.c: In two places conditionalize on SIUSR1 rather than
586 HAVE_SIGNAL as mingw has signal.h but not SIUSR1.
588 2004-06-01 Andreas Jaeger <aj@suse.de>
590 * configure.in: Handle multilibs, support
591 --enable-version-specific-runtime-libs.
592 * Makefile.am (lib_LTLIBRARIES): Rename to ...
593 (toolexeclib_LTLIBRARIES): this for multilib support.
594 * Makefile.in: Regenerated.
595 * configure: Regenerated.
596 * aclocal.m4: Regenerated.
597 * config.h.in: Regenerated.
598 * testsuite/Makefile.in: Regenerated.
600 2004-06-01 Andreas Jaeger <aj@suse.de>
602 * testsuite/lib/libmudflap.exp (libmudflap-init): Handle
603 multilibs, using multilib directory instead of hardcoded path.
606 2004-05-21 Frank Ch. Eigler <fche@redhat.com>
608 * Makefile.am (AM_MAKEFLAGS): Pass RUNTESTFLAGS.
609 * Makefile.in: Ditto.
611 2004-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
613 * acinclude.m4 (lt_cv_deplibs_check_method): Use pass_all on sh*.
614 * aclocal.m4, configure: Rebuilt.
616 2004-05-17 Frank Ch. Eigler <fche@redhat.com>
618 * lib/libmudflap.exp (libmudflap-init): For C++ test cases only,
619 import some build settings from libstdc++-v3 testsuite_flags.
620 * .../cfrags.exp, .../c++frags.exp, .../cthfrags.exp: Corresponding
621 changes to pass test language.
623 * mf-runtime.c (__mfu_check): Poison the cache with antidote for
624 quicker mode-nop handling.
626 2004-03-25 Frank Ch. Eigler <fche@redhat.com>
628 * mf-impl.h: Added libgcc license header.
630 2004-03-20 Frank Ch. Eigler <fche@redhat.com>
632 * mf-hooks[123].c, mf-runtime.c, mf-heuristics.c:
633 Added libgcc license header.
634 * mf-hooks3.c (__mf_0fn_pthread_create): Correct arg constness.
635 (pthread_create): Simplify stack allocation syntax.
637 2004-03-08 Loren J. Rittle <ljrittle@acm.org>
639 * mf-hooks2.c: Support FreeBSD.
640 (WRAP_gets): Avoid gets().
641 * testsuite/libmudflap.c/pass-stratcliff.c: Do not
642 test unimplemented mem/str calls on FreeBSD.
643 * testsuite/libmudflap.c/pass21-frag.c: Do not include
644 <alloca.h> on FreeBSD.
646 2004-01-30 Frank Ch. Eigler <fche@redhat.com>
648 * testsuite/libmudflap.c/pass36-frag.c: Add missing free() call.
649 * testsuite/libmudflap.c/pass46-frag.c: New test for -fmudflapir.
650 * testsuite/libmudflap.cth/cthfrags.exp: Add -DSTATIC to compiler
651 flags for static linking permutation.
652 * testsuite/libmudflap.cth/pass40-frag.c: When -DSTATIC, avoid
653 some pthreads code that croaks on linux glibc tls.
655 2004-01-27 Frank Ch. Eigler <fche@redhat.com>
657 * testsuite/libmudflap.c/fail31-frag.c, pass45-frag.c: New tests.
659 2004-01-15 Frank Ch. Eigler <fche@redhat.com>
661 * testsuite/libmudflap.c/pass44-frag.c: New test.
663 2004-01-12 Frank Ch. Eigler <fche@redhat.com>
665 * testsuite/libmudflap.c/fail{28,29,30}-frag.c: New tests.
667 2004-01-08 Frank Ch. Eigler <fche@redhat.com>
669 * testsuite/libmudflap.c/pass43-frag.c: Added missing program rc.
671 2003-12-11 Frank Ch. Eigler <fche@redhat.com>
673 * testsuite/libmudflap.c/pass42-frag.c, pass43-frag.c: New tests.
675 2003-12-08 Andrew Pinski <pinskia@physics.uc.edu>
678 * configure.in: Add check for see if
679 socklen_t typedef is in sys/socket.h.
680 * mf-hooks1.c: Add define if socklen_t
682 * mf-hooks2.c: Likewise.
683 * mf-hooks3.c: Likewise.
684 * config.h.in: Regen.
687 2003-12-08 Frank Ch. Eigler <fche@redhat.com>
689 * mf-runtime.c (__mf_watch_or_not): Tweak tracing message.
690 * testsuite/libmudflap.c/fail21-frag.c: Defeat aliasing
692 * testsuite/libmudflap.c/pass25-frag.c: Ditto.
693 * testsuite/libmudflap.c/pass26-frag.c: Tolerate non-overlapping
694 (unoptimized) allocation of stack space.
696 2003-12-07 Richard Henderson <rth@redhat.com>
698 * testsuite/libmudflap.c/fail23-frag.c (main): Adjust addend to 11.
699 * testsuite/libmudflap.c/fail27-frag.c (foo): Mark noinline.
701 2003-12-06 Andrew Pinski <apinski@apple.com>
703 partial PR libmudflap/12670
704 * mf-hooks1.c: Respect Darwin checks. Conditionalize POSIX_SOURCE.
705 * mf-hooks2.c: Likewise.
706 * mf-hooks3.c: Likewise.
708 2003-11-19 Frank Ch. Eigler <fche@redhat.com>
711 * mf-runtime.h.in: Switch to #pragma redefine_extname for
712 symbols interposed at compile time.
713 * testsuite/libmudflap.c++/pass41-frag.cxx: New test.
716 * mf-hooks2.c (semctl): Tolerate FreeBSD.
718 * configure.in: Reorganize check for <pthread.h>.
719 * configure: Regenerated.
721 2003-11-04 David Edelsohn <edelsohn@gnu.org>
723 * mf-runtime.c (_ALL_SOURCE): Define for AIX.
724 (_LARGE_FILE_API): Define for AIX.
725 * mf-hooks[123]: Same.
726 (_XOPEN_SOURCE_EXTENDED): Define to 1 for AIX.
728 2003-10-21 David Edelsohn <edelsohn@gnu.org>
730 * mf-runtime.c (_XOPEN_SOURCE_EXTENDED): Define to 1 for AIX.
732 2003-07-29 Frank Ch. Eigler <fche@redhat.com>
734 2003-07-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
736 * configure.in: Update check for union semun.
738 2003-07-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
741 * mf-hooks2.c [WRAP_semctl]: Fix check for HAVE_UNION_SEMUN.
743 2003-07-29 Frank Ch. Eigler <fche@redhat.com>
746 * configure.in: Add checks for 64-bit LFS functions, struct semun
747 definition, for BSD compatibility.
748 * mf-hooks1.c: Respect BSD checks. Conditionalize POSIX_SOURCE.
749 * mf-hooks2.c: Ditto. Include <strings.h> for bcmp* decls.
750 * mf-hooks3.c: Ditto.
751 (pthread_create): Try MAP_ANON on platforms without the MAP_ANONYMOUS
753 * configure, config.h.in: Regenerated.
755 2003-07-23 Frank Ch. Eigler <fche@redhat.com>
757 Multithreading fixes:
758 * mf-runtime.c (__mf_object): Store allocating/deallocating
760 (options): Support new "-thread-stack" option.
761 Rename "-heur-argv-environ" option to "-heur-stdlib".
762 Disable "-lc-mask" and "-lc-shift" options.
763 (__mf_dynamic): Add function pointers for pthread_join/_exit.
764 (__assert_fail): New self-contained function for glibc.
765 * mf-hooks3.c: Essentially rewritten, particularly related to
766 use of __mf_pthread_info array.
767 (pthread_join, _exit): New hook functions.
768 * mf-impl.h (BEGIN_PROTECT): Handle starting_p case.
769 * testsuite/libmudflap.cth/pass40-frag.c: New test.
772 * mf-heuristics.c: Add type casts for tracing, sub calls.
773 * mf-impl.h (BEGIN_PROTECT): Redefine to omit result type.
774 Update all callers to declare explicit result holder.
775 (END_PROTECT): Removed.
776 * testsuite/*/*frags.exp: Clean up default MUDFLAP_OPTIONS.
778 2003-07-15 Diego Novillo <dnovillo@redhat.com>
780 * testsuite/libmudflap.c/fail21-frag.c: Add volatile modifiers.
781 * testsuite/libmudflap.c/fail15-frag.c: Likewise.
782 * testsuite/libmudflap.c/fail13-frag.c: Likewise.
784 2003-07-04 Frank Ch. Eigler <fche@redhat.com>
786 * mf-hooks1.c, 2.c, 3.c: New file, splits up content from old ...
788 * mf-impl.h (MF_VALIDATE_EXTENT, BEGIN_PROTECT, END_PROTECT):
789 Move these macros from old mf-hooks.c here.
790 * Makefile.am: Adapt to split-up hook sources for faster builds.
791 * Makefile.in: Regenerated.
793 * mf-heuristics.c: Remove #if-0 block.
795 * mf-impl.h (__mf_state): Reorganize declaration and implementation.
796 (__mf_starting_p): New state only for use while dlsym bootstrapping.
797 (CALL_REAL, __mf_init): Corresponding changes.
798 (TRACE, VERBOSE_TRACE): Include thread id and "mf:" prefix. Update
799 all callers to remove redundant "mf:" prefix.
800 * mf-runtime.h.in: #define a few reentrancy macros for libmudflapth.
801 * mf-hooks3.c: Rewrite chunks to support per-thread __mf_state value.
802 (__mf_pthread_info): Become a hash table.
804 * testsuite/lib/mfdg.exp: Support new "dg-timeout" and
805 "dg-repetitions" directives to control test case execution.
806 * testsuite/libmudflap.cth/pass37-frag.c: Add timeout and repeat
808 * testsuite/libmudflap.cth/pass39-frag.c: Ditto for this new test.
810 2003-06-25 Frank Ch. Eigler <fche@redhat.com>
812 * mf-hooks.c (alloca): Separate into stub.
813 (__mf_wrap_alloca_indirect): New function. Use CALL_REAL
814 malloc/free for alloca blocks.
815 (pthread_create): Tolerate failing pthread_attr_get* calls.
816 * mf-runtime.c (__mf_fini): Call __mf_wrap_alloca_indirect.
817 * mf-impl.h (CALL_WRAP): Remove macro.
818 * testsuite/libmudflap.c/pass21-frag.c: Include <alloca.h>.
819 * testsuite/libmudflap.c/pass23-frag.c: Include more struct
820 padding for ia64 BIT_FIELD_REF constructs.
822 2003-06-19 Frank Ch. Eigler <fche@redhat.com>
824 * mf-hooks.c (struct pthread_info): Add "thread_errno" field.
825 (__mf_pthread_spawner, __mf_pthread_cleanup): Use it with GUESS
826 libmudflap object type.
827 * mf-runtime.c (__mfu_unregister): Correct cemetary logic to avoid
828 crashes on unregistering STATIC objects.
830 2003-06-17 Frank Ch. Eigler <fche@redhat.com>
832 Based on patch from Eyal Lebedinsky <eyal@eyal.emu.id.au>:
833 * mf-hooks.c (__mf_pthread_spawner): Register thread errno.
834 (time, strerror, fopen, fopen64, fclose, fread): New hooks.
835 (fwrite, fgetc, fgets, getc, gets, ungetc, fputc): New hooks.
836 (fputs, putc, puts, clearerr, feof, ferror, fileno): New hooks.
837 (printf, fprintf, sprintf, snprintf, vprintf, vfprintf): New hooks.
838 (vsprintf, vsnprintf, access, remove, fflush, fseek): New hooks.
839 (fseeko64, ftell, ftello64, rewind, fgetpos, fsetpos): New hooks.
840 (stat, stat64, fstat, lstat, mkfifo, setvbuf, setbuf): New hooks.
841 (setvbuf, opendir, closedir, readdir, recv, recvfrom): New hooks.
842 (recvmsg, send, sendto, sendmsg, setsockopt, getsockopt): New hooks.
843 (accept, bind, connect, gethostname, sethostname): New hooks.
844 (gethostbyname, wait, waitpid, popen, pclose, execve): New hooks.
845 (execv, execvp, system, dlopen, dlclose, dlerror, dlsym): New hooks.
846 (semop, semctl, shmctl, shmat, shmdt): New hooks.
847 * mf-runtime.h.in: Corresponding changes.
848 * mf-runtime.c (__mf_ini): Register stdio objects. Use STATIC type.
849 (opts) Rename heur_argv_environ to heur_std_data.
850 (__mf_wrap_main): Use STATIC type for argv/environ strings.
851 * Makefile.am: Corresponding changes.
852 * Makefile.in: Regenerated.
854 2003-06-11 Frank Ch. Eigler <fche@redhat.com>
856 * mf-heuristics.c (__mf_heuristic_check): Disable stack_bounds
857 heuristic for threaded case, and for non-x86-linux targets.
858 * mf-hooks.c (__mf_0fn_calloc): Provide a working dummy implementation
859 for use during pre-main() program startup.
860 (__mf_0fn_*): Make these functions non-static.
861 * mf-impl.h (DECLARE, CALL_REAL): Support calls to 0fn backup hook
863 * mf-runtime.c (__mf_state): Set initial state to "starting".
864 (__mf_resolve_single_dynamic): Tolerate repeated calls for same symbol.
865 (__wrap_main): New function to register argv[] and environ[] strings.
867 (*): In all trace functions, use "%p" as formatter for uintptr_t.
869 * testsuite/libmudflap.c/pass38-frag.c: New test case.
870 * testsuite/libmudflap.cth/pass37-frag.c: Improved test.
872 * acinclude.m4: Add comments with aoliva's concerns about x86_64
874 * aclocal.m4, configure: Regenerated.
876 2003-06-04 Frank Ch. Eigler <fche@redhat.com>
878 * acinclude.m4: Correct typo in AC_MSG_CHECKING.
879 * aclocal.m4, configure: Regenerated.
881 2003-06-03 Frank Ch. Eigler <fche@redhat.com>
883 * acinclude.m4: Force "pass_all" deplibs_check_method for libtool
884 for x86_64 target. Disable caching for this value.
885 * aclocal.m4, configure: Regenerated.
887 2003-06-02 Frank Ch. Eigler <fche@redhat.com>
889 * testsuite/libmudflap.c/pass38-frag.c: Deleted. -fwritable-strings
890 is about to become deprecated, and its present handling bugs are
893 2003-05-30 Frank Ch. Eigler <fche@redhat.com>
895 * testsuite/libmudflap.c/pass38-frag.c: New test for
898 2003-05-23 Frank Ch. Eigler <fche@redhat.com>
900 * mf-runtime.c (__mf_sigusr1_handle): Call unlocked variant of
901 __mf_report, asserting reentrant calling context.
903 2003-05-23 Frank Ch. Eigler <fche@redhat.com>
905 * mf-hooks.c (realloc): Correct reentrancy logic.
906 * testsuite/libmudflap.c/hook-allocstuff.c: New test case.
908 2003-05-20 Frank Ch. Eigler <fche@redhat.com>
910 * mf-hooks.c (LIBMUDFLAPTH_THREADS_MAX): New macro, replaces
911 PTHREAD_THREADS_MAX. Update users.
912 * mf-runtime.c (__mf_usage): Print [active] instead of [default]
914 * testsuite/Makefile.am (all-local): Prime dejagnu site.exp file
915 with libmudflapth presence indicator.
916 * testsuite/Makefile.in: Regenerated.
918 2003-05-16 Frank Ch. Eigler <fche@redhat.com>
920 * Makefile.am (AM_CFLAGS): Remove "-ansi".
921 * configure.in: Remove silly no-pthreads => no-shared logic.
922 * Makefile.in, configure: Regenerated.
923 * mf-heuristics.c (__mf_heuristic_check): Remove reentrancy hacks.
924 * mf-hooks.c (BEGIN_PROTECT, END_PROTECT): Reorganize reentrancy
925 code. Count reentrancy events.
926 (all hook functions): Don't directly manipulate __mf_state variable.
927 Add TRACE calls to hook functions without them.
928 * mf-impl.h (LOCKTH): Try to count lock contention events.
929 (VERBOSE_TRACE, TRACE): Remove reentrancy hacks.
930 * mf-runtime.c (BEGIN_RECURSION_PROTECT, END_RECURSION_PROTECT):
931 Reorganize reentrancy code.
932 (external __mf_ entry points): Use RECURSION_PROTECT mechanism to
933 identify reentrancy with mutex holding times.
934 (internal __mfu_ entry points): Remove internal reentrancy code.
935 (__mf_init): Use ordinary locked calls.
936 (__mfu_report): Print the two new counts.
937 * testsuite/lib/libmudflap.exp: Filter out junk ld/pthreads messages.
938 * testsuite/libmudfap.cth/cthfrags.exp: New test driver.
939 * testsuite/libmudflap.cth/pass37-frag.c: New pthreads test.
940 * testsuite/libmudfap.cth/cfrags.exp: Adapt to new libmudflap
943 2003-05-09 Frank Ch. Eigler <fche@redhat.com>
945 * configure.in: Add pthread support, plus glibc and porting hacks.
946 * Makefile.am (LIBMUDFLAPTH): New conditional, to build -lmudflapth
947 from objects built into ./pth/.
948 * mf-runtime.c (__mfu_watch,register,...): Fork new unlocked
949 functions for internal entry points. Update callers to pick
950 locked vs. unlocked variants.
951 (__mf_resolve_single_dynamic): Extend to support symbol versioning
952 info coming in from a static data structure.
953 (*): Reorder miscellaneous declarations to group data vs functions.
954 (__mf_set_default_options): Simplify.
955 (__mf_usage): Mention threading status of host executable.
956 * mf-impl.h: Move max/min decls here. Reorganize __mf_dynamic
957 decls to match above.
958 (LOCKTH, UNLOCKTH): New macros for Big Libmudflap Lock management.
959 * mf-heuristics.c: Choose between locked/unlocked calls. Add
960 some lock/unlock markers. Remove some unused code.
962 (pthread_create): New hook function.
963 (__mf_pthread_cleanup, _spawner): New helper functions.
964 * configure. aclocal.m4, config.h.in, Makefile.in: Regenerated.
966 2003-05-02 Frank Ch. Eigler <fche@redhat.com>
968 * testsuite/libmudflap.c/fail27-frag.c: Add more volatile flags.
970 2002-04-28 Frank Ch. Eigler <fche@redhat.com>
972 * Makefile.am (HOOKOBJS): Add *time related hooks.
973 * configure.in: Look for pthreads.h header.
974 * mf-hooks.c (asctime, ctime, gmtime, localtime): New wrappers.
975 * mf-runtime.c: Begin sketching some pthreads support.
976 (__mf_usage): Check for -lpthread presence.
977 (__mf_unregister): Confirm matching unregistration base.
978 (__mf_find_objects_rec): Reduce unnecessary recursion.
979 * mf-runtime.h.in: Add "nothrow" attribute to functions. Add
980 #defines for new hook functions.
981 * mf-impl.h: Corresponding changes.
982 * config.h.in, configure, Makefile.in: Regenerated.
984 2002-04-27 Diego Novillo <dnovillo@redhat.com>
986 * testsuite/libmudflap.c/fail1-frag.c: Add volatile
987 modifiers to prevent being optimized away.
988 * testsuite/libmudflap.c/fail10-frag.c: Likewise.
989 * testsuite/libmudflap.c/fail13-frag.c: Likewise.
990 * testsuite/libmudflap.c/fail14-frag.c: Likewise.
991 * testsuite/libmudflap.c/fail15-frag.c: Likewise.
992 * testsuite/libmudflap.c/fail2-frag.c: Likewise.
993 * testsuite/libmudflap.c/fail20-frag.c: Likewise.
994 * testsuite/libmudflap.c/fail3-frag.c: Likewise.
996 2003-04-15 Frank Ch. Eigler <fche@redhat.com>
998 * Makefile.am (libmudflap_la_LIBADD): Remove -ldl.
999 * configure.in: Look for uintptr_t and -ldl on target.
1000 * mf-runtime.h.in: Adjust uintptr_t declaration logic.
1001 * Makefile.in, aclocal.m4, configure, config.h.in: Regenerated.
1002 * testsuite/Makefile.in: Regenerated.
1003 * mf-runtime.c (__mf_sigusr1_respond): Tweak declaration and calls
1004 for better C compliance.
1006 2003-04-15 Frank Ch. Eigler <fche@redhat.com>
1008 * mf-hooks.c (MF_VALIDATE_EXTENT): Remove unnecessary reentrancy
1010 * mf-runtime.c (__mf_set_default_options): Turn off
1011 check-initialization.
1012 (__mf_describe_object): Shorten description.
1013 * testsuite/libmudflap.c/fail25-frag.c: Turn on check-initialization.
1015 2003-04-07 Frank Ch. Eigler <fche@redhat.com>
1017 * mf-hooks.c (__mf_0fn_mmap): Correct return value, as per <rth>.
1019 2003-04-02 Frank Ch. Eigler <fche@redhat.com>
1021 * mf-hooks.c (BEGIN_PROTECT): Handle startup-time reentrant
1023 (__mf_0fn_malloc ... _munmap): New dummy backup calls.
1024 * mf-impl.h (CALL_BACKUP): New macros.
1025 * mf-runtime.c (__mf_init): Tweak __mf_state during startup.
1027 2003-03-31 Frank Ch. Eigler <fche@redhat.com>
1029 * Makefile.am (AM_CFLAGS): Remove optimization flags.
1030 (HOOKOBJS): Remove dlopen hook.
1031 (libmudflap_la_LIBADD): Add -ldl.
1032 * mf-hooks.c (dlopen): Remove hook.
1033 * mf-impl.h (__mf_dynamic): Ditto.
1034 * mf-runtime.c (__mf_resolve_dynamics): Ditto.
1035 * Makefile.in: Regenerated.
1037 2003-03-28 Frank Ch. Eigler <fche@redhat.com>
1039 * configure.in: Check for target gettimeofday, signal, some headers.
1040 * mf-impl.h (__mf_opts): Add new "sigusr1_report" field. Comment
1041 out inop multi_threaded field.
1042 * mf-runtime.c (options): Handle new "-sigusr1-report" option.
1043 (__mf_set_options): Correct handling of "-help".
1044 (__mf_sigusr1_respond): New function to manage SIGUSR1 response.
1045 (__mf_check, __mf_register, __mf_unregister): Call it.
1046 (__mf_insert_new_object, __mf_unregister): Respect HAVE_GETTIMEOFDAY.
1047 (__mf_report_leaks): Make callable
1048 (__mf_tree_analyze): Traverse in-order. Accumulate address bit
1049 distribution statistics.
1050 (__mf_adapt_cache): Rewrite shift guessing logic based on address
1052 * config.h.in, configure: Regenerated.
1053 * testsuite/libmudflap.c/fail27-frag.c: New test.
1054 * testsuite/libmudflap.c/pass36-frag.c: New test.
1056 2003-03-11 Frank Ch. Eigler <fche@redhat.com>
1058 * mf-runtime.h.in: Tweak.
1059 * Makefile.am, configure.in: Tweak mf-runtime.h generation some more.
1060 Don't use intermediate files nor AC_OUTPUT-time postprocessing.
1061 * Makefile.in, testsuite/Makefile.in, configure: Regenerated.
1063 2003-03-10 Frank Ch. Eigler <fche@redhat.com>
1065 * configure.in: Tweak generation of mf-runtime.h some more. It
1066 needs to work from both config.status and configure.
1067 * configure: Regenerated.
1069 2003-03-10 Frank Ch. Eigler <fche@redhat.com>
1071 * Makefile.am: Reorganize hook file building. Add auto dependencies.
1072 * configure.in: Tweak generation of mf-runtime.h.
1073 * mf-runtime.h.in: Add new __MF_TYPE_HEAP_I.
1074 * mf-hooks.c (*): Adapt to initialized-heap object type.
1075 * mf-impl.h: Tweak cemetary boundaries.
1076 * mf-runtime.c (__mf_check): Adapt to new initialized-heap object
1078 (__mf_insert_new_object, __mf_register, __mf_unregister): Ditto.
1079 (__mf_describe_object, __mf_report_leaks, __mf_violation): Ditto.
1080 * testsuite/lib/libmudflap.exp (includes): Include build tree.
1081 * testsuite/libmudflap.c/pass{26,5}: Further adapt to initialization
1083 * testsuite/.../fail{25,26}-frag.c: New tests.
1084 * testsuite/.../pass{32,33,34,35}-frag.c: New tests.
1085 * Makefile.in, configure: Regenerated.
1087 2003-03-05 Frank Ch. Eigler <fche@redhat.com>
1089 * mf-runtime.c (__mf_set_default_options): Turn on initialization
1090 checking by default.
1091 (__mf_insert_new_object): As a temporary hack, assume that new
1092 objects registered on the stack start out initialized.
1093 * testsuite/libmudflap.c/fail9,pass23,pass[6789]-*: Initialize
1094 heap objects by hand.
1096 2003-03-05 Frank Ch. Eigler <fche@redhat.com>
1098 Switch to macro-style hooks for str*/mem*/b* functions.
1099 * mf-runtime.h.in (__MF_TYPE_*): Moved some internal values out.
1100 (mem*, str*, b*): Added macro-style hooks for _MUDFLAP case.
1101 * mf-runtime.c: #include config.h to enable glibc backtraces again.
1102 (__mf_set_default_options): Turn off heur_proc_map.
1103 (*): Adapt to to macro-style hook functions.
1104 (__mf_object_dead_head, __mf_object_cemetary): Correct bounds.
1105 (__mf_check, __mf_register, __mf_unregister): Tweak tracing message.
1106 (__mf_violation): Handle __MF_VIOL_WATCH.
1107 * mf-impl.h (__MF_TYPE_*): Moved these internal values here.
1108 (__mf_dynamic): Removed mem*/str*/b* functions.
1109 (TRACE, VERBOSE_TRACE): Add reentrancy locking.
1110 (WRAPPER2): New macro for macro-style hooks.
1111 * mf-hooks.c: Convert mem*/str*/b* functions to simpler
1113 (BEGIN_PROTECT): Tweak tracing vs reentrancy-lock ordering.
1114 * mf-heuristics.c: Adapt to macro-style hook functions.
1115 Correct some comments.
1116 * testsuite/lib/mfdg.exp (dg-test): Simplify result string for
1117 output pattern tests.
1118 * testsuite/libmudflap.c/fail[89]-frag.c: Elaborate output test.
1119 * testsuite/libmudflap.c++/c++frags.exp: Enable non-static tests.
1121 2003-02-28 Frank Ch. Eigler <fche@redhat.com>
1123 * testsuite/libmudflap.c/fail23-frag.c, pass30-frag.c: New tests
1124 for global array registration.
1125 * testsuite/libmudflap.c++/fail24-frag.cxx, pass31-frag.cxx: Ditto.
1126 * testsuite/libmudflap.c++/c++frags.exp: Tweak -static multilib hack.
1128 2003-02-27 Frank Ch. Eigler <fche@redhat.com>
1130 * Makefile.am: Add gross make bug workarounds. Tweaked
1131 SUBDIRS and AM_CFLAGS.
1132 * Makefile.in: Regenerated.
1134 2003-02-26 Frank Ch. Eigler <fche@redhat.com>
1137 * configure.in (AC_PROG_CXX): Don't look for C++ any more.
1138 * Makefile.am (TESTS): Remove simple automake testing.
1139 * configure, Makefile.in: Regenerated.
1140 (SUBDIRS): Include new testsuite/ directory.
1141 * tests/*: Removed all files; moved bulk under:
1142 * testsuite/*: New subdirectory tree.
1143 * testsuite/libmudflap.c/cfrags.exp: New file, C test driver.
1144 * testsuite/libmudflap.c++/c++frags.exp: New file, C++ test driver.
1145 * testsuite/lib/libmudflap.exp: New file, derived from libstdc++.
1146 * testsuite/lib/mfdg.exp: New file, derived from dejagnu.
1147 * testsuite/config/default.exp: New file.
1148 * testsuite/Makefile.am, Makefile.in: New files.
1150 2003-01-29 Frank Ch. Eigler <fche@redhat.com>
1152 * Makefile.am (TESTS_ENVIRONMENT): Remove redundant "-mode-check".
1153 (TESTS): Add fail22 and pass29 tests.
1154 * mf-runtime.h.in: Change API to take void*/size_t region parameters.
1155 Add new access-type parameter for __mf_check. Move __MF_VIOL* out.
1156 * mf-impl.h: Corresponding changes. Update CLAMP* macros for void*
1157 values. Move __MF_VIOL* here.
1158 * mf-runtime.c (*): Adapt to void*/size_t API in mf-runtime.h.
1159 (check_initialization): New field in __mf_opts. Default off.
1160 (read_count,write_count): New fields in __mf_object.
1161 (__mf_check): Implement basic initialization checking.
1162 (__mf_insert_new_object): Assume STATIC|GUESS regions are initialized.
1163 (__mf_describe_object): Print new fields.
1164 (__mf_violation): Identify check/read vs. check/write in messages.
1165 * test/pass29-frag.c, test/fail22-frag.c: Basic tests for new
1166 "-check-initialized" mudflap option.
1167 * test/pass25-frag.c, test/fail21-frag.c: Adapt to API changes.
1168 * mf-hooks.c (MF_VALIDATE_EXTENT): Add new access-type parameter.
1169 Drop __FILE__/__LINE__ hack. Update callers.
1170 (*): Adapt to new mf-runtime.h API.
1171 * Makefile.in: regenerated.
1173 2003-01-24 Frank Ch. Eigler <fche@redhat.com>
1175 * configure.in: Build mf-runtime.h a more proper way.
1176 * mf-hooks.c (strdup, strndup): Correct reentrancy logic.
1177 * mf-runtime.c (verbose_violations): Turn on by default.
1178 * mf-runtime.h.in: Remove some miscellaneous stuff ...
1179 * mf-impl.h: ... and move it here.
1180 * configure: Regenerated.
1182 2003-01-22 Frank Ch. Eigler <fche@redhat.com>
1184 * configure.in: Look for C++ compiler.
1185 * test/*-frag.c, mf-driver.c: Reformatted with GNU indent and
1186 fixed type warnings when built with C++.
1187 * test/pass27-frag.cxx, pass28-frag.cxx: New C++ tests.
1188 * Makefile.am (TESTS): Run them.
1189 (*) Add new rules for building and running C++ tests.
1190 (TESTFLAGS): Set new default to avoid libstdc++-v3 shlib issues.
1191 * mf-runtime.h.in: Protect with extern "C".
1192 * Makefile, configure: Regenerated.
1194 2003-01-06 Frank Ch. Eigler <fche@redhat.com>
1196 Portability improvements.
1197 * configure.in: Look for glibc backtrace headers/functions.
1198 * mf-hooks.c: Don't include <execinfo.h> any more.
1199 * mf-runtime.c (__mf_set_options): Call more stdlib functions
1201 (__mf_backtrace): Provide alternate baby implementation in
1203 * test/mf-driver.c: Portability tweaks.
1204 * acinclude.m4: New file, containing top level libtool.m4.
1205 * aclocal.m4, configure, Makefile.in, config.h.in: Regenerated.
1207 2002-12-19 Frank Ch. Eigler <fche@redhat.com>
1209 * mf-runtime.h.in (HAVE_UINTPTR_T): Define unconditionally.
1211 2002-11-08 Frank Ch. Eigler <fche@redhat.com>
1213 * mf-runtime.c (options): Add new "wipe-heap", "wipe-stack"
1215 (__mf_unregister): Implement stack/heap object wiping.
1216 (__mf_set_options): Renamed from __mf_process_opts.
1217 (__mf_uncache_object): Change arg type, correct callers.
1218 * mf-impl.h: Corresponding changes.
1219 * mf-hooks.c (realloc): Save/restore heap-wiping flag.
1220 * mf-runtime.h.in (__mf_set_options): Extend public API.
1221 * test/pass26-frag.c: New test for stack wiping.
1222 * Makefile.am (TESTS): Run it.
1223 * Makefile.in: Regenerated.
1225 2002-11-07 Frank Ch. Eigler <fche@redhat.com>
1227 * mf-runtime.h.in (__mf_watch, __mf_unwatch): Extend public API.
1228 * mf-runtime.c (__mf_object_t): Add watching_p field.
1229 (__mf_watch_or_not): New function to implement
1230 object watch flagging.
1231 (__mf_watch, __mf_unwatch): New wrappers for above.
1232 (__mf_check, __mf_describe_object): Handle objects with watching_p.
1233 (__mf_count_violation): Enlarge array.
1234 (__mf_uncache_object): Renamed from __mf_remove_old_object. Don't
1235 unlink object. Clear cache properly.
1236 (__mf_unregister): Unlink object explicitly before uncaching.
1237 * test/fail21-frag.c, pass25-frag.c: New tests.
1238 * Makefile.in, aclocal.m4: Regenerated.
1240 2002-11-05 Frank Ch. Eigler <fche@redhat.com>
1242 * test/fail20-frag.c: New test for NULL pointer dereferencing.
1243 * Makefile.am (TESTS): Add it.
1244 * test/pass-stratcliff.c: Add decls of stpcpy.
1245 * configure.in: Test for <stdint.h>. Generate mf-runtime.h in
1246 build tree from config.h and new file mf-runtime.h.in.
1247 * mf-runtime.h.in: Renamed from mf-runtime.h. Tweak uintptr_t decl.
1248 * Makefile.in, configure, config.h.in: Regenerated.
1249 * mf-hooks.c: Add #undef for wrapped glibc str*/mem* macros.
1250 * mf-runtime.c (options, __mf_set_default_options): Support new
1251 default "abbreviate" option.
1252 (__mf_object.description_epoch): New field.
1253 (__mf_describe_object): Conditionally abbreviate objects already
1254 displayed in current epoch. Accept NULL input to increment epoch.
1255 (__mf_fini, __mf_ini): Reset description epoch.
1256 (__mf_register, __mf_unregister, __mf_adapt_cache, __mf_init): Ensure
1257 that NULL pointer slot in lookup cache is invalidated. Register a
1258 NOACCESS region around NULL.
1259 * mf-impl.h: Corresponding changes.
1261 2002-10-16 Frank Ch. Eigler <fche@redhat.com>
1263 * test/fail19-frag.c, pass24-frag.c, pass-stratcliff.c: New tests.
1264 * Makefile.am: Run them. Install mf-runtime.h.
1265 * Makefile.in: Regenerated.
1266 * mf-hooks.c: Add some markers for more missing functions.
1267 * mf-runtime.c (__mf_adapt_cache): Experiment with a utilization-based
1268 statistic to tune tune cache size (mask).
1270 2002-10-01 Frank Ch. Eigler <fche@redhat.com>
1272 * test/pass23-frag.c: New test for bit_field_ref expressions.
1273 * Makefile.am, Makefile.in: Add new test.
1274 * mf-hooks.c (mmap, munmap): Rewrite to track individual pages.
1275 (MF_VALIDATE_EXTENT): Accept zero-size mem/str operations.
1276 * mf-runtime.c (__mf_init): Register errno global.
1277 (__mf_find_object): Removed function.
1278 (__mf_check): Rewrite logic to support accesses across some
1279 contiguous but distinctly registered objects.
1280 (__mf_remove_old_object): Tolerate cache entries that span
1283 2002-09-30 Frank Ch. Eigler <fche@redhat.com>
1285 * test/pass21-frag.c, pass22-frag.c: New tests: alloca, bitfields.
1286 * Makefile.am, Makefile.in: Run new tests.
1287 * mf-hooks.c (alloca): Correct stack direction logic.
1289 2002-09-26 Frank Ch. Eigler <fche@redhat.com>
1291 * mf-impl.h (adapt_cache): New option.
1292 * mf-runtime.c (__mf_set_default_options): Set its default value.
1293 Tweak the tree_aging parameter down.
1294 (__mf_check): Maintain separate counter for cache-adaptation.
1295 (__mf_tree_analyze): New function to collect object tree stats.
1296 (__mf_adapt_cache): New function to automate cache parameters.
1298 2002-09-24 Frank Ch. Eigler <fche@redhat.com>
1300 * mf-heuristics.c (__init_misc, __mf_heuristic_check): Add
1301 hypothetical #if-0'd argv/envp region registration.
1302 * mf-runtime.c (__mf_init): Add kludged form of above.
1303 (*) Add "heur_argv_environ" flag, default on, to govern this.
1304 * mf-impl.h: Corresponding changes.
1306 2002-09-20 Frank Ch. Eigler <fche@redhat.com>
1308 * test/fail18-frag.c: New test file for NOACCESS regions.
1309 * Makefile.am (TESTS): Add new test.
1310 * Makefile.in: Regenerated.
1312 * mf-heuristics.c (__mf_heuristics_check): Correct deja_vu logic.
1313 * mf-impl.h (tree_aging): Add new mudflap_option, default 1000000.
1314 (optimize_object_tree): Remove unused mudflap_option.
1315 * mf-runtime.h (__MF_TYPE_NOACCESS): New region type. Add printing
1316 support throughout. Use .._MAX_CEM for cemetary upper bound.
1317 * mf-runtime.c (__mf_init): Register __mf_* globals as NOACCESS
1319 (__mf_object): Add new liveness field for use by tree aging.
1320 (__mf_check): Trigger tree aging when needed.
1321 (__mf_age_tree): New function to decay liveness field.
1322 (__mf_find_objects_rec): Use liveness field to rotate tree.
1323 (__mf_insert_new_object): Only provide backtrace for HEAP objects.
1324 (__mf_unregister): Ditto.
1325 (__mf_register): Tweak duplicate-static message.
1326 (__mf_violation: Tweak nearby-object counter printing.
1328 2002-09-16 Frank Ch. Eigler <fche@redhat.com>
1330 * test/pass20-frag.c: New test file.
1331 * Makefile.am (TESTS): Reorganize. Add pass20 test.
1332 * Makefile.in: Regenerated.
1334 * mf-impl.h (TRACE_IN, TRACE_OUT): Remove macros. Update callers.
1335 * mf-hooks.c (BEGIN_PROTECT): Add hook tracing here.
1336 * mf-heuristic.c (__mf_heuristic_check): Track seen /proc/self/map
1337 entries to avoid repeat registration.
1338 * mf-runtime.c (__mf_object_cemetary): Don't bother bury GUESS regions.
1339 (__mf_register, __mf_unregister): Rewrite GUESS handling logic.
1341 2002-09-09 Frank Ch. Eigler <fche@redhat.com>
1343 * Makefile.am: Create test sources with #include, not cat>>.
1344 * Makefile.in: Regenerated.
1345 * test/buildtest.sh: Removed.
1346 * test/driver.c (abort_handler, main): Be quiet.
1348 2002-09-06 Frank Ch. Eigler <fche@redhat.com>
1350 * test/pass18-frag.c, pass19-frag.c: New tests.
1351 * Makefile.am (check): Run them. Rebuild test programs each time.
1352 * Makefile.in: Regenerated.
1354 2002-09-06 Frank Ch. Eigler <fche@redhat.com>
1356 * mf-runtime.c (__mf_register): Correct SEGV-inducing error in
1357 overlapping object search.
1358 (__mf_violation): Likewise for nearby objects.
1359 Improve nearby-object listing.
1362 * mf-runtime.c, mf-hooks.c: Remove "{{{"/"}}}" folding marks.
1363 * mf-heuristics.c (__mf_heuristic_check): Tweak message.
1365 2002-09-03 Frank Ch. Eigler <fche@redhat.com>
1368 * Makefile.am (AM_CFLAGS): New definition of needed settings.
1369 (HOOKOBJS): Add alloca-hook.o.
1370 * mf-hooks.c (alloca): New function to implement alloca in libiberty
1372 * mf-runtime.c (__mf_report): Call alloca(0) to flush remaining blocks.
1373 (__mf_backtrace): Reimplement without using alloca.
1374 * Makefile.in: Regenerated.
1377 * mf-hooks.c: Use VERBOSE_TRACE throughout instead of fprintf(stderr).
1378 Correct signedness bugs in length-tracking variables.
1379 * mf-impl.h: Make options unsigned.
1380 (CALL_WRAP): New macro to parallel CALL_REAL().
1381 (DECLARE): Remove erroneous ";" at end.
1382 * mf-runtime.c, mf-hooks.c, mf-heuristics.c: Replace remaining %p
1383 formatting specs with %08lx. Correct several compiler warnings.
1385 2002-08-28 Frank Ch. Eigler <fche@redhat.com>
1387 * mf-runtime.c (__mf_violation): Try harder to locate nearby objects.
1389 2002-08-27 Frank Ch. Eigler <fche@redhat.com>
1391 libmudflap hook breakup:
1392 * Makefile.am (TESTS_ENVIRONMENT): Add ../../gcc to LD_LIBRARY_PATH
1394 (TESTS): Make dependent on libmudflap.
1395 (HOOKOBJS): Break up mf-hooks.o into many little hook objects,
1396 compiled from segments of mf-hooks.c.
1397 * mf-hooks.c: Corresponding changes: wrap each function in
1399 * Makefile.in: Regenerated.
1401 Heuristics reorganization:
1402 * mf-heuristics.c (__mf_register_ro_sections, __mf_init_heuristics):
1403 Remove these functions. Update callers.
1404 (__mf_heuristic_check): Incorporate all the various heuristics.
1405 Encode cacheability/retry judgement into trinary return value.
1406 Separate start-end logic into a separate fallback heuristic. Only
1407 register relevant /proc/self/map segments.
1408 * mf-impl.h: Corresponding changes.
1409 * mf-runtime.c (__mf_check): Reorganize heuristics fallback logic.
1410 (__mf_init): Don't call __mf_init_heuristics.
1413 * mf-heuristics.c, mf-runtime.c: Use new MUDFLAP_OPTION
1414 "-verbose-trace" to emit all tracing messages other than those of
1415 basic public api. Eliminate some duplicate/excessive messages.
1416 * mf-runtime.h: Corresponding changes.
1418 2002-08-27 Graydon Hoare <graydon@redhat.com>
1420 * mf-impl.h (WRAPPER): Change to create linker aliases for __wrap
1421 and __real when compiled with -DPIC.
1422 * mf-hooks.c (WRAPPER): Change all uses of WRAPPER macro slightly.
1423 * Makefile.am (AUTOMAKE_OPTIONS): Fix LD_LIBRARY_PATH for tests.
1424 * Makefile.in: Regenerate.
1426 2002-08-26 Graydon Hoare <graydon@redhat.com>
1428 * mf-impl.h: New file, private implementation header.
1429 * mf-runtime.h: Reorganize a bit.
1430 (CLAMPSZ): Fix arithmetic.
1431 (__MF_CACHE_MISS_P): Fix arithmetic.
1432 * mf-runtime.c: Reorganize a bit.
1433 (__mf_dynamic): New structure.
1434 (resolve_single_dynamic): New function.
1435 (__mf_resolve_dynamics): New function.
1436 (__mf_init): Initialize dynamic wrappers.
1437 * mf-hooks.c: Macro-ize __real calls.
1438 Clamp various bits of arithmetic.
1439 Add explicit __mf_check call contexts.
1440 * Makefile.am: Add dependencies on mf-impl.h
1441 * Makefile.in: Regenerate.
1442 * configure.in: Comment out shared override.
1443 * configure: Regenerate.
1445 2002-08-22 Graydon Hoare <graydon@redhat.com>
1447 * mf-runtime.c (__mf_process_opts): Sanity-check free_queue_length.
1448 (__mf_check): Re-inialize and check heuristics before violation.
1449 (__mf_register): Permit updating pure-guess regions.
1450 * mf-hooks.c (__wrap_free): Correct some free queue logic.
1451 (__wrap_dlopen): New wrapper function.
1452 (__wrap_mmap): New wrapper function.
1453 (__wrap_munmap): New wrapper function.
1454 * mf-heuristics.c (__mf_register_ro_sections): Register *all* regions
1455 which are not stack addresses.
1456 (is_stack_address): New function.
1457 (__mf_init_heuristics): Save and restore state, always initialize with
1460 2002-08-21 Frank Ch. Eigler <fche@redhat.com>
1462 * mf-hooks.c (MF_VALIDATE_EXTENT): Rewrite to correct off-by-one
1463 error. Pass location string.
1464 (wrap_strcpy, wrap_strncpy): Remove extra %s in trace strings.
1465 * mf-runtime.c (options): Add lc-mask, lc-shift options.
1466 (__mf_process_opts): Apply some sanity checking for lc-mask.
1467 (__mf_check, __mf_violation): Take new location-string argument.
1468 Update callers to pass NULL if necessary.
1469 (__mf_backtrace): New smart backtracer function. Calls replace
1470 several ad-hoc blocks elsewhere.
1471 (__mf_describe_object): Remove bad reentrancy test. Improve
1473 * mf-runtime.h: Corresponding changes. Public/private markup.
1474 (__MF_CACHE_MISS_P): New macro.
1476 2002-08-20 Graydon Hoare <graydon@redhat.com>
1478 * mf-runtime.h: New option: stack_bound (heuristic).
1479 Move some macros out of implementation files.
1480 * mf-runtime.c: New option string: -stack-bound.
1481 Unify recursion protection with hooks.
1483 (__mf_check): Call __mf_heuristic_check.
1484 (__mf_process_opts): Fix "no-" processing.
1485 * mf-heuristics.c (__mf_heuristic_check): New function.
1486 * mf-hooks.c: Much off-by-one fixing, recursion protection.
1488 2002-08-20 Frank Ch. Eigler <fche@redhat.com>
1490 Option parsing improvements, region splitting bug fixes:
1491 * mf-heuristics.c (__mf_register_ro_sections): Add warned casts.
1492 * mf-runtime.h (heur_proc_map): New libmudflap option.
1493 * mf-runtime.c (__mf_set_default_options): Set it.
1494 (__mf_usage): Print default values/status.
1495 (__mf_process_opts): Support general "no-" option string prefix.
1496 (__mf_init): Print __mf_usage on unknown-option error.
1497 (__mf_register): Print trace message up front.
1498 Correct region splitting logic for case where a subregion disappears.
1499 Correct memory leak.
1500 (__mf_violation): Make even basic message conditional on option.
1503 * Makefile.am (TESTS_ENVIRONMENT): Add -no-heur-proc-map.
1504 (clean-local): New target.
1505 (test/*x rules): Add -g CFLAGS.
1506 (CFLAGS): Add -freorder-blocks.
1507 (MFCONFIG_CFLAGS, INCLUDE): Remove unneeded settings.
1508 * Makefile.in: Regenerated.
1509 * Makefile, mf-config.h: Removed files.
1511 2002-08-16 Graydon Hoare <graydon@redhat.com>
1513 * mf-runtime.c (__mf_insert_new_object): Factor out of
1515 (__mf_remove_old_object): Factor out of __mf_unregister.
1516 (__mf_register): Handle guessed regions, splitting
1517 guesses when new registrations arrive.
1518 (__mf_unregister): Do not unregister guesses.
1519 * mf-runtime.h: Move convenience macros around,
1520 declare new option fields. Add __MF_TYPE_GUESS.
1521 * mf-hooks.c (__wrap_*alloc): Use crumple zones.
1522 (__wrap_free): Call __real_free for deferred frees.
1523 * Makefile.am: Add more tests, fix dependency.
1524 * Makefile.in: Regenerate.
1525 * test/pass[13..17]-frag.c: New testcases.
1526 * test/fail[13..17]-frag.c: New testcases.
1528 2002-08-15 Graydon Hoare <graydon@redhat.com>
1530 * mf-heuristics.c: New file.
1531 * mf-runtime.c (options): Add -trace-calls option.
1532 (__mf_init): Call __mf_init_heuristics.
1534 2002-08-14 Graydon Hoare <graydon@redhat.com>
1536 * Makefile.am (TESTS): Add testsuite support.
1537 * Makefile.in: Regenerate.
1538 * test/mf-driver.c: New file.
1539 * test/buildtest.sh: New file.
1540 * test/passNN-frag.c: New testcases.
1541 * test/failNN-frag.c: New testcases.
1543 2002-08-14 Graydon Hoare <graydon@redhat.com>
1545 * mf-hooks.c: Change __real_strlen() to __real_strlen()+1 when
1546 verifying non-size-limited string extents.
1548 2002-08-14 Frank Ch. Eigler <fche@redhat.com>
1550 * mf-hooks.c: Make __wrap string* functions use __real_str[n]len
1551 instead of plain str[n]len for internal checks.
1552 * mf-runtime.c (__mf_violation): Print optional stack traceback.
1554 2002-08-14 Frank Ch. Eigler <fche@redhat.com>
1556 * mf-hooks.c: Remove #if-0 around hooks that are now ld-wrapped.
1558 2002-08-13 Graydon Hoare <graydon@redhat.com>
1560 * mf-runtime.c: Rework configuration to operate on
1561 environment variable options rather than #defines
1562 (__mf_violation): Add simple fork-a-gdb violaiton mode.
1563 (__mf_init): Set static __mf_active_p flag on startup,
1564 to inhibit mudflap wrap-based checking during crt0.s.
1565 * mf-runtime.h: Declare options structure.
1566 * mf-hooks.c: New wrappings for mem*, b*, str*
1567 libc functions (temporarily #if 0-ed out).
1569 2002-08-12 Frank Ch. Eigler <fche@redhat.com>
1571 * Makefile.am, configure.in: New files.
1572 * Makefile.in, Makefile, configure, config.h.in: New generated files.
1573 * stamp-h.in, aclocal.m4: Ditto.
1575 2002-08-08 Frank Ch. Eigler <fche@redhat.com>
1577 * Makefile: New file.
1578 * mf-config.h: New file: runtime configuration.
1579 * mf-hooks.c: New file: interposed libc functions.
1580 * mf-runtime.c: New file: bulk of runtime.
1581 * mf-runtime.h: New file: public functions.
projects / FreeBSD / releng / 9.2.git / blob