1 2006-06-21 Frank Ch. Eigler <fche@redhat.com>
4 mf-runtime.h installation based on ssp patch for PR 26473 from
5 Mark Mitchell <mark@codesourcery.com>.
6 * configure.ac (ACX_NONCANONICAL_TARGET): Use it.
7 * Makefile.am (target_noncanonical): Define.
8 (libsubincludedir): New variable.
9 (nobase_libsubinclude_HEADERS): Add mf-runtime.h.
10 (include_HEADERS): Remove.
11 * configure, aclocal.m4, config.h.in: Regenerated.
12 * Makefile.in, testsuite/Makefile.in: Likewise.
13 * mf-runtime.h: Add #ifndef protection for conflicting _REENTRANT
14 and _THREAD_SAFE redefinition values.
16 2006-05-23 Carlos O'Donell <carlos@codesourcery.com>
18 * Makefile.am: Add install-html target. Add install-html to .PHONY
19 * Makefile.in: Regenerate.
21 2006-04-19 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
24 * testsuite/libmudflap.c++/error1-frag.cxx: New test.
27 * testsuite/libmudflap.c++/error2-frag.cxx: New test.
29 2006-04-10 Matthias Klose <doko@debian.org>
31 * testsuite/lib/libmudflap.exp (libmudflap-init): Recognize multilib
32 directory names containing underscores.
34 2005-11-22 Janis Johnson <janis187@us.ibm.com>
36 * testsuite/lib/libmudflap.exp (libmudflap-init): Remove -static from
37 MUDFLAP_FLAGS if static library not supported.
38 * testsuite/libmudflap.c/cfrags.exp (MUDFLAP_FLAGS): new.
39 * testsuite/libmudflap.c/externs.exp: Ditto.
40 * testsuite/libmudflap.c++/ctors.exp: Ditto.
41 * testsuite/libmudflap.c++/c++frags.exp: Ditto.
42 * testsuite/libmudflap.cth/cthfrags.exp: Ditto.
44 2005-10-04 James E Wilson <wilson@specifix.com>
46 * configure.ac (mudflap_cv_entry_point): Use quadrigraphs to declare
47 $name as array of characters with unknown bound. Also store into the
49 * configure: Regenerate.
51 2005-09-30 James E. Wilson <wilson@specifix.com>
53 * configure.ac (pthread.h): Use AC_CHECK_HEADERS instead of
55 (target_thread_file): New. Set from sed'ed gcc output.
56 (posix_threads): New. Set from target_thread_file. Use instead of
58 (pthread_create_version): Move initialization before code using it.
59 * configure: Regenerate.
61 * mf-heuristics.c (_end, ENTRY_POINT): Make them arrays with unknown
64 2005-09-29 James E. Wilson <wilson@specifix.com>
66 * mf-hooks1.c (__mf_0fn_mmap, mmap, __mf_0fn_munmap, munmap): Protect
69 2005-09-23 Frank Ch. Eigler <fche@elastic.org>
72 * mf-hooks2.c (accept): Tolerate NULL sockaddr* parameter.
74 2005-09-23 Frank Ch. Eigler <fche@elastic.org>
76 * testsuite/libmudflap.c++/pass58-frag.cxx: New test for heisenbug 19319.
78 2005-09-23 Tom Tromey <tromey@redhat.com>
80 * aclocal.m4, configure: Rebuilt.
81 * configure.ac: Use GCC_CHECK_TLS.
82 * acinclude.m4 (LIBMUDFLAP_CHECK_TLS, LIBMUDFLAP_ENABLE): Moved
85 2005-08-22 Jim Wilson <wilson@specifix.com>
87 * mf-hooks2.c (MF_REGISTER_fopen): Define to __MF_TYPE_STATIC when
88 __FreeBSD__ is defined.
90 2005-08-17 Jim Wilson <wilson@specifix.com>
92 * mf-hooks1.c (malloc, calloc, realloc, free,
93 __mf_wrap_alloca_indirect): Call BEGIN_MALLOC_PROTECT before calling
94 the real routines, and END_MALLOC_PROTECT afterwards.
95 * mf-impl.h (enum __mf_state_enum): Expand comment. Add in_malloc.
96 (BEGIN_PROTECT): Handle in_malloc state.
97 (BEGIN_MALLOC_PROTECT, END_MALLOC_PROTECT): New.
98 * testsuite/libmudflap.c/hook2-allocstuff.c: New.
100 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
102 * All files: Update FSF address.
104 2005-08-15 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
106 * mf-hooks3.c (main_seen_p): Remove.
107 (__mf_get_state): Remove attempt to recognize the main thread.
109 2005-08-15 Maciej W. Rozycki <macro@linux-mips.org>
111 * configure.ac: Test for the name of the symbol used for the entry
112 point; define ENTRY_POINT to the result.
113 * configure: Regenerate.
114 * config.h.in: Regenerate.
115 * mf-heuristics.c: Replace _start with ENTRY_POINT throughout.
117 2005-08-14 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
119 * mf-runtime.c (__mf_state_1): Initialize to reentrant.
120 (__mf_init): Set thread state active.
121 * mf-hooks3.c (__mf_pthread_spawner): Always set thread
123 (pthread_create wrapper): Always use thread spawner.
125 * testsuite/libmudflap.cth/pass37-frag.c: Increase timeout.
126 * testsuite/libmudflap.cth/pass39-frag.c: Likewise.
128 2005-07-16 Richard Henderson <rth@redhat.com>
130 * acinclude.m4: New file.
131 * configure.ac: Invoke LIBMUDFLAP_CHECK_TLS.
132 * configure, config.h.in, Makefile.in, testsuite/Makefile.in: Rebuild.
133 * mf-hooks1.c (__mf_0fn_malloc): Move body from ...
134 (__mf_0fn_calloc): ... here.
135 * mf-hooks3.c (struct pthread_info): Remove.
136 (__mf_pthread_info, __mf_pthread_info_idx): Remove.
137 (LIBMUDFLAPTH_THREADS_MAX): Set to 1021.
138 (struct mf_thread_data): New.
139 (mf_thread_data, mf_thread_data_lock): New.
140 (__mf_allocate_blank_threadinfo): Remove.
141 (__mf_find_threadinfo): Rewrite and simplify. Only use if TLS is
143 (__mf_state_perthread): Remove.
144 (__mf_get_state, __mf_set_state): New.
145 (__mf_pthread_cleanup): Use &errno, rather than saved pointer.
146 Update mf_thread_data killing procedure.
147 (__mf_pthread_spawner): Similarly.
148 (__mf_0fn_pthread_create): Only use wrapper if necessary. Remove
149 code to allocate thread stack space.
150 (__mf_0fn_pthread_join, pthread_join): Remove.
151 (__mf_0fn_pthread_exit, pthread_exit): Remove.
152 * mf-impl.h (dyn_pthread_join, dyn_pthread_exit): Remove.
153 (__mf_state_1): Rename from __mf_state; use TLS when available.
154 (__mf_get_state, __mf_set_state): New. Update all users.
155 * mf-runtime.c (begin_recursion_protect1): New.
156 (BEGIN_RECURSION_PROTECT): Use it.
157 (__mf_state_1): Rename from __mf_state; use TLS when available.
158 (threads_active_p): Remove.
159 (__mf_usage): Compute it directly.
161 2005-06-19 Ulrich Weigand <uweigand@de.ibm.com>
163 * testsuite/libmudflap.c/externs-1.c (main): Add return statement.
165 2005-06-15 Frank Ch. Eigler <fche@redhat.com>
167 Fix for uncaching bug reported by Herman ten Brugge.
168 * mf-runtime.c (__mf_uncache_object): Search whole cache.
169 * testsuite/libmudflap.c/fail40-frag.c: New test.
171 2005-05-23 Alfred M. Szmidt <ams@gnu.org>
174 * Makefile.am (AM_MAKEFLAGS): Pass includedir.
175 * Makefile.in: Amend.
177 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
180 * testsuite/libmudflap.c/externs.exp, externs-{1,2}.c: New test files.
181 * testsuite/libmudflap.c/cfrags.exp: Bypass new sources.
183 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
186 * testsuite/libmudflap.c++/*.exp: Assert build tree g++.
188 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
191 * mf-impl.h (mudflap_mode, violation_mode): Make these ordinary
192 unsigned vars with #defines instead of enums.
194 2005-05-09 Mike Stump <mrs@apple.com>
196 * configure: Regenerate.
198 2005-04-12 Mike Stump <mrs@apple.com>
200 * configure: Regenerate.
202 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
205 * testsuite/libmudflap.c++/c++frags.exp: Also test -O permutation.
206 * testsuite/libmudflap.c++/pass57-frag.cxx: New test.
208 2005-04-04 Alan Modra <amodra@bigpond.net.au>
210 * mf-runtime.c (__mfu_unregister): Warning fix for char unsigned.
212 2005-03-31 Mike Stump <mrs@apple.com>
214 * mf-runtime.h: Add libmudflap copyright clause.
216 2005-03-21 Mike Stump <mrs@apple.com>
218 * mf-heuristics.c: Fix whitespace at end of line.
219 * mf-hooks1.c: Likewise.
220 * mf-hooks2.c: Likewise.
221 * mf-hooks3.c: Likewise.
222 * mf-impl.h: Likewise.
223 * mf-runtime.c: Likewise.
224 * mf-runtime.h: Likewise.
226 2005-03-21 Zack Weinberg <zack@codesourcery.com>
228 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
229 In all substitutions, expand gcc_version in Makefile.
230 * aclocal.m4, configure: Regenerate.
231 * Makefile.am: Set gcc_version.
232 * Makefile.in, testsuite/Makefile.in: Regenerate.
234 2005-03-17 Frank Ch. Eigler <fche@redhat.com>
236 * mf-runtime.c (__mfu_check): Respect ignore_reads configuration.
237 * testsuite/libmudflap.c/{pass56,fail39}-frag.c: New tests.
239 2005-02-13 Frank Ch. Eigler <fche@redhat.com>
242 * testsuite/libmudflap.c++/pass55-frag.c: New test.
244 2005-01-05 Richard Henderson <rth@redhat.com>
246 * testsuite/libmudflap.c/pass32-frag.c: Fix typo.
248 2005-01-02 Greg McGary <greg@mcgary.org>
250 * mf-impl.h (uintptr_t): Get typedef via stdint.h or define explicitly.
251 * mf-runtime.h: New file, replaces mf-runtime.h.in.
252 * configure.ac (AC_CONFIG_FILES): mf-runtime.h is no longer generated.
253 * Makefile.in: Ditto.
254 * testsuite/lib/libmudflap.exp: Add -I${srcdir}/.. to get mf-runtime.h
255 * testsuite/libmudflap.c/pass32-frag.c: s/uintptr_t/__mf_uintptr_t/
256 * testsuite/libmudflap.c/fail36-frag.c: New test.
257 * testsuite/libmudflap.c/fail37-frag.c: New test.
258 * testsuite/libmudflap.c/fail38-frag.c: New test.
260 2004-12-08 Kelley Cook <kcook@gcc.gnu.org>
262 * Makefile.am: Add ../config to ACLOCAL_AMFLAGS.
263 * aclocal.m4, Makefile.in, testsuite/Makefile.in: Regenerate.
265 2004-12-02 Richard Sandiford <rsandifo@redhat.com>
267 * configure.ac: Use TL_AC_GCC_VERSION to set gcc_version.
268 * aclocal.m4: Include ../config/gcc-version.m4.
269 * configure, Makefile.in, testsuite/Makefile.in: Regenerate.
271 2004-11-29 Kelley Cook <kcook@gcc.gnu.org>
273 * Makefile.am: Define ACLOCAL_AMFLAGS.
274 * acinclude.m4: Remove.
275 * stamp-h.in: Remove superfluous stamp file.
276 * aclocal.m4, configure, Makefile.in: Regenerate.
277 * testsuite/Makefile.in: Likewise.
279 2004-11-24 Kelley Cook <kcook@gcc.gnu.org>
281 * Makefile.am: Revert previous.
282 * acinclude.m4: Restore.
283 * aclocal.m4, configure, Makefile.in: Regenerate.
284 * testsuite/Makefile.in: Likewise.
286 2004-11-24 Kelley Cook <kcook@gcc.gnu.org>
288 * Makefile.am: Define ACLOCAL_AMFLAGS.
289 * acinclude.m4: Remove.
290 * aclocal.m4, configure, Makefile.in: Regenerate.
291 * testsuite/Makefile.in: Likewise.
293 2004-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
295 * testsuite/lib/libmudflap.exp: Use new procs in target-libpath.exp.
297 2004-11-23 Kelley Cook <kcook@gcc.gnu.org>
299 * Makefile.in, configure, aclocal.m4: Regenerate with automake 1.9.3.
300 * testsuite/Makefile.in: Likewise.
302 2004-11-01 Andreas Schwab <schwab@suse.de>
304 * configure.ac: (target_alias): Default to $host_alias, not
306 * configure: Regenerated.
308 2004-10-28 Frank Ch. Eigler <fche@redhat.com>
310 * testsuite/libmudflap.c/fail35-,pass53-,pass54-frag.c: New tests.
311 * testsuite/libmudflap.c/pass35-frag.c: Correct embedded warning
314 2004-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
317 * testsuite/lib/libmudflap.exp: Accept more than one multilib libgcc.
319 2004-10-12 Frank Ch. Eigler <fche@redhat.com>
321 * configure.ac: Check for more headers, functions.
322 * mf-hooks2.c (mkbuffer, unmkbuffer): New helper functions for
323 tracking overridden FILE buffers.
324 (fopen, setvbuf): New/revised hook functions for buffer overriding.
325 (setbuf,setlinebuf,fdopen,freopen,fopen64,freopen64,fclose): Ditto.
326 (fflush): Accept given NULL stream (means "all streams").
328 * mf-runtime.c (__mfu_check): Accept accesses that span adjacent
330 (LOOKUP_CACHE_SIZE_MAX): Raise to 64K entries tentatively.
331 (__mf_adapt_cache): Use them all.
332 * testsuite/libmudflap.c/pass35-frag.c: Update warning message.
333 * testsuite/libmudflap.c++/ctors.exp: Ditto.
334 * testsuite/libmudflap.c/{pass51,pass52}-frag.c: New tests.
335 * configure, config.h.in: Regenerated.
337 2004-10-05 Frank Ch. Eigler <fche@redhat.com>
339 * configure.ac: Checking for sys/socket.h once is enough.
340 * configure: Regenerated.
342 2004-10-04 Frank Ch. Eigler <fche@redhat.com>
344 * configure.ac: Look for more headers & functions.
345 * mf-hooks2.c (getmntent, inet_ntoa, getproto*): New wrapper functions.
346 * mf-runtime.h.in: Add new "#pragma redefine_extname"s for them.
347 * mf-runtime.c (options): Clean up integer signedness warnings.
348 (main): Add a declaration to fix a warning.
349 * mf-hooks3.c (pthread_exit): Add not-reached exit() to wrapper.
350 * configure, config.h.in: Regenerated.
352 2004-10-02 Frank Ch. Eigler <fche@redhat.com>
354 * testsuite/libmudflap.c/pass50-frag.c, fail33-frag.c, fail34-frag.c:
355 New tests for proper base/limit checking for aggregates.
357 2004-09-15 Joseph S. Myers <jsm@polyomino.org.uk>
359 * testsuite/libmudflap.c/pass35-frag.c: Update expected message.
361 2004-09-07 Frank Ch. Eigler <fche@redhat.com>
363 * configure.ac: Look for pwd.h, grp.h, netdb.h headers and functions.
364 * mf-hooks2.c (strerror): Unregister previous string returned by
366 (getlogin,cuserid,getpwnam,getpwuid,getgrnam,getgrgid): New wrappers.
367 (getservent,getservbyname,getservbyport,gai_strerror): Ditto.
368 * mf-runtime.h.in: Add redefine_extname pragmas for them all.
369 * mf-runtime.c (__mf_describe_object): Clarify object life status.
370 * testsuite/libmudflap.c/pass48-frag.c, pass49-frag.c, fail32-frag.c:
372 * configure, config.h.in: Regenerated.
374 2004-08-03 Dale Johannesen <dalej@apple.com>
376 * mf-runtime.c: Conditionalize POSIX_SOURCE for Darwin.
378 2004-08-03 Frank Ch. Eigler <fche@redhat.com>
380 * mf-runtime.c (compare_uintptr_t): Remove function. Inline
381 simplified contents in all former callers.
383 2004-07-27 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
385 * mf-runtime.c (__mf_fini): Set mudflap_mode to mode_nop in
386 the statically linked case.
388 2004-07-27 Frank Ch. Eigler <fche@redhat.com>
390 * splay-tree.[ch]: Remove. Merge contents into ...
391 * mf-runtime.c: ... here, renaming symbols and making all functions
392 static. Remove unused min/max functions.
393 * Makefile.am: Forget about splay-tree.[ch].
394 * Makefile.in, testsuite/Makefile.in: Regenerated.
396 2004-07-21 Frank Ch. Eigler <fche@redhat.com>
398 * mf-runtime.c (__mfu_check): Remove mistaken mode-nop handling.
399 (__mfu_usage): Include (C) 2004.
400 * mf-hooks3.c (__mf_find_threadinfo): Don't call tracing functions
401 here. Include a comment explaining why.
403 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
405 * mf-impl.h (__mf_options): Add ignore_reads and timestamps fields.
406 * mf-runtime.c (options): Give them a name.
407 (__mf_set_default_options): Set them.
408 (__mf_insert_new_object, __mfu_unregister): Optionalize timestamps.
409 (__mf_violation): Warning cleanup.
410 * mf-impl.h (MF_VALIDATE_EXTENT): Support ignore_reads option.
411 * splay-tree.c (splay_tree_delete_helper): Remove obsolete decl.
413 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
416 * mf-runtime.c (__mf_init): Make it non-static. Tolerate
419 2004-07-09 Frank Ch. Eigler <fche@redhat.com>
421 Test case for g++/15861
422 * testsuite/libmudflap.c++/ctors-[12].cxx: New test case halves.
423 * testsuite/libmudflap.c++/ctors.exp: Driver.
424 * testsuite/libmudflap.c++/c++frags.exp: Elide redundant default.
425 Look only for *frag* test cases.
427 2004-07-08 Frank Ch. Eigler <fche@redhat.com>
429 ANSI C conversion, libmudflap specialization, recursion limiting.
430 * splay-tree.h (splay_tree_{de,}allocate_fn): Remove allocation_data
431 argument and indirection function pointers, update callers.
432 (splay_tree_s): Add statistics and recursion control fields
433 num_keys, max_depth, depth, rebalance_p.
434 * splay-tree.c (splay_tree_splay_helper): Track recursion depth.
435 Back out of search if it exceeds limit.
436 (splay_tree_splay): Manage recursion limiting with rebalancing as
438 (splay_tree_new): More initialization.
439 (splay_tree_rebalance): New function.
440 (splay_tree_foreach): Rewrite using nonrecursive logic.
441 (splay_tree_xmalloc_allocate, splay_tree_xmalloc_deallocate):
442 Remove. Point indirect calls to mf-runtime.c's routines.
443 (splay_tree_compare_ints, splay_tree_compare_pointers): Remove unused
445 (splay_tree_delete, splay_tree_delete_helper): Ditto.
446 * testsuite/heap-scalestress.c: New test based on one from
447 Eyal Lebedinsky <eyal@eyal.emu.id.au>:
449 2004-07-05 Matthias Klose <doko@debian.org>
451 * libtool-version: New.
452 * Makefile.am (libmudflap_la_LDFLAGS, libmudflapth_la_LDFLAGS):
453 Use -version-info for soname.
454 * Makefile.in: Regenerate.
455 * configure.ac: Remove libtool_VERSION macro
456 * configure: Regenerate
458 2004-07-05 Zack Weinberg <zack@codesourcery.com>
460 * mf-runtime.h.in: Wrap declarations of struct __mf_cache,
461 __mf_lookup_cache, __mf_lc_mask, or __mf_lc_shift in
464 2004-06-29 Frank Ch. Eigler <fche@redhat.com>
466 Splay tree implementation fork.
467 * splay-tree.c, splay-tree.h: Copied & modified from libiberty.
468 Use hard-coded comparison function for uintptr_t. Remove key/value
469 deallocation logic. Cache last splayed key for consecutive lookups.
470 * Makefile.am, Makefile.in: Use them, don't link to them.
471 * mf-runtime.c (__mf_object_tree): Adapt to simpler splay_tree_new.
472 (__mf_find_objects2): Flip successor/predecessor search sequence.
473 * ansidecl.h, libiberty.h: Removed dummy files.
475 2004-06-29 Nick Clifton <nickc@redhat.com>
477 * configure.ac (AC_CHECK_HEADERS): Add dirent.h
478 * configure: Regenerate.
479 * mf-hooks2.c: Surround uses of dirent.h with #ifdef
481 Remove spurious inclusion of <strings.h>.
483 2004-06-29 Nick Clifton <nickc@redhat.com>
485 * mf-runtime.c (pthread_join): Only apply the weak pragma if the
486 function actually exists.
488 2004-06-25 Frank Ch. Eigler <fche@redhat.com>
490 * ansidecl.h, libiberty.h: New dummy files for building splay-tree.
491 * config.h.in: Regenerated.
493 2004-06-24 Frank Ch. Eigler <fche@redhat.com>
495 Adopt splay trees for object database.
496 * Makefile.am: Copy splay-tree.* from libiberty.
497 * Makefile.in, testsuite/Makefile.in: Regenerated.
498 * mf-runtime.h.in (__mf_unregister): Add third parameter (type).
499 * mf-hooks[123].c (*): Add new third parameter to mf_unregister.
500 * mf-impl.h (BEGIN_PROTECT): Remove some trace text.
501 * mf-runtime.c: Rewrite code dealing with object database to use
502 libiberty splay trees. Remove tree liveness aging option.
503 * testsuite/libmudflap.c/fail18-frag.c: Add volatile flag.
505 2004-06-15 Paolo Bonzini <bonzini@gnu.org>
507 * configure.ac: New name of configure.in. Update
508 AC_INIT, AC_CONFIG_SRCDIR, AC_CONFIG_HEADERS, AC_CONFIG_FILES,
509 AC_OUTPUT, AM_INIT_AUTOMAKE to the preferred style for
510 Autoconf 2.5x and Automake 1.7 or later.
511 * configure.in: Remove.
512 * configure: Regenerate.
514 * Makefile.am: Remove useless multilib rules.
515 * Makefile.in: Regenerate.
517 2004-06-15 Paolo Bonzini <bonzini@gnu.org>
519 * .cvsignore: New file.
521 2004-06-10 Stephen Crowley <stephen.crowley@sbcglobal.net>
524 * mf-hooks2.c (semctl): Add cygwin porting hack.
526 2004-06-09 Frank Ch. Eigler <fche@redhat.com>
529 * configure.in: Look for ctype header and glibc implementation.
530 * mf-hooks2.c (__ctype_{b,toupper,tolower}_loc): Sample ctype
531 array hooks for glibc 2.3.
532 * mf-runtime.h.in: Wrap them.
533 * mf-runtime.c (__mf_init): Leave marker regarding other ctype
535 * testsuite/libmudflap.c/pass47-frag.c: New test.
536 * configure, config.h.in: Regenerated.
538 2004-06-04 Frank Ch. Eigler <fche@redhat.com>
540 Portability improvements, e.g., libmudflap/15293.
541 * configure.in: Look for glibc extension functions. Look for
542 support of -f{function,data}-sections. Look for more headers.
543 Create testsuite/mfconfig.exp. Correct more "test x.." thinkos.
544 * Makefile.am: Use $(SECTION_FLAGS). Collapse piecemeal-compiled
545 mf-hooks* into usual single object per source.
546 * mf-hooks*.c: Remove all #if WRAP_foo conditionals.
547 * mf-hooks2.c: #include a bunch more system headers. Define strnlen
548 if system doesn't provide one.
549 * mf-hooks3.c (struct pthread_info): Add stack_*_alloc fields.
550 (pthread_create): Use it to properly GC dead thread stacks.
551 * mf-runtime.c (__mf_violation): Correct snprintf type warning.
552 * testsuite/Makefile.am: Stop generating site.exp.
553 * testsuite/mfconfig.exp.in: New file.
554 * testsuite/config/default.exp: Load new mfconfig.exp.
555 * testsuite/lib/libmudflap.exp (libmudflap-init): Add extra libraries.
556 (prune_gcc_output): Add glibc static linking warnings.
557 * testsuite/libmudflap.*/*frags.exp: Enumerate needed -lmudflap* libs.
558 * testsuite/libmudflap.c/pass46-frag.c: Ditto.
559 * configure, Makefile, aclocal.m4, config.h.in, testsuite/Makefile.in:
560 Regenerated with autoconf 2.57 and automake 1.7.
562 2004-06-04 Per Bothner <per@bothner.com>
564 * configure.in (LIBMUDFLAPTH): Fix thinko.
566 * configure.in: Check for more headers.
567 * mf-hooks2.c: Conditionalize on HAVE_SYS_SOCKET_H etc.
569 * mf-runtime.c: In two places conditionalize on SIUSR1 rather than
570 HAVE_SIGNAL as mingw has signal.h but not SIUSR1.
572 2004-06-01 Andreas Jaeger <aj@suse.de>
574 * configure.in: Handle multilibs, support
575 --enable-version-specific-runtime-libs.
576 * Makefile.am (lib_LTLIBRARIES): Rename to ...
577 (toolexeclib_LTLIBRARIES): this for multilib support.
578 * Makefile.in: Regenerated.
579 * configure: Regenerated.
580 * aclocal.m4: Regenerated.
581 * config.h.in: Regenerated.
582 * testsuite/Makefile.in: Regenerated.
584 2004-06-01 Andreas Jaeger <aj@suse.de>
586 * testsuite/lib/libmudflap.exp (libmudflap-init): Handle
587 multilibs, using multilib directory instead of hardcoded path.
590 2004-05-21 Frank Ch. Eigler <fche@redhat.com>
592 * Makefile.am (AM_MAKEFLAGS): Pass RUNTESTFLAGS.
593 * Makefile.in: Ditto.
595 2004-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
597 * acinclude.m4 (lt_cv_deplibs_check_method): Use pass_all on sh*.
598 * aclocal.m4, configure: Rebuilt.
600 2004-05-17 Frank Ch. Eigler <fche@redhat.com>
602 * lib/libmudflap.exp (libmudflap-init): For C++ test cases only,
603 import some build settings from libstdc++-v3 testsuite_flags.
604 * .../cfrags.exp, .../c++frags.exp, .../cthfrags.exp: Corresponding
605 changes to pass test language.
607 * mf-runtime.c (__mfu_check): Poison the cache with antidote for
608 quicker mode-nop handling.
610 2004-03-25 Frank Ch. Eigler <fche@redhat.com>
612 * mf-impl.h: Added libgcc license header.
614 2004-03-20 Frank Ch. Eigler <fche@redhat.com>
616 * mf-hooks[123].c, mf-runtime.c, mf-heuristics.c:
617 Added libgcc license header.
618 * mf-hooks3.c (__mf_0fn_pthread_create): Correct arg constness.
619 (pthread_create): Simplify stack allocation syntax.
621 2004-03-08 Loren J. Rittle <ljrittle@acm.org>
623 * mf-hooks2.c: Support FreeBSD.
624 (WRAP_gets): Avoid gets().
625 * testsuite/libmudflap.c/pass-stratcliff.c: Do not
626 test unimplemented mem/str calls on FreeBSD.
627 * testsuite/libmudflap.c/pass21-frag.c: Do not include
628 <alloca.h> on FreeBSD.
630 2004-01-30 Frank Ch. Eigler <fche@redhat.com>
632 * testsuite/libmudflap.c/pass36-frag.c: Add missing free() call.
633 * testsuite/libmudflap.c/pass46-frag.c: New test for -fmudflapir.
634 * testsuite/libmudflap.cth/cthfrags.exp: Add -DSTATIC to compiler
635 flags for static linking permutation.
636 * testsuite/libmudflap.cth/pass40-frag.c: When -DSTATIC, avoid
637 some pthreads code that croaks on linux glibc tls.
639 2004-01-27 Frank Ch. Eigler <fche@redhat.com>
641 * testsuite/libmudflap.c/fail31-frag.c, pass45-frag.c: New tests.
643 2004-01-15 Frank Ch. Eigler <fche@redhat.com>
645 * testsuite/libmudflap.c/pass44-frag.c: New test.
647 2004-01-12 Frank Ch. Eigler <fche@redhat.com>
649 * testsuite/libmudflap.c/fail{28,29,30}-frag.c: New tests.
651 2004-01-08 Frank Ch. Eigler <fche@redhat.com>
653 * testsuite/libmudflap.c/pass43-frag.c: Added missing program rc.
655 2003-12-11 Frank Ch. Eigler <fche@redhat.com>
657 * testsuite/libmudflap.c/pass42-frag.c, pass43-frag.c: New tests.
659 2003-12-08 Andrew Pinski <pinskia@physics.uc.edu>
662 * configure.in: Add check for see if
663 socklen_t typedef is in sys/socket.h.
664 * mf-hooks1.c: Add define if socklen_t
666 * mf-hooks2.c: Likewise.
667 * mf-hooks3.c: Likewise.
668 * config.h.in: Regen.
671 2003-12-08 Frank Ch. Eigler <fche@redhat.com>
673 * mf-runtime.c (__mf_watch_or_not): Tweak tracing message.
674 * testsuite/libmudflap.c/fail21-frag.c: Defeat aliasing
676 * testsuite/libmudflap.c/pass25-frag.c: Ditto.
677 * testsuite/libmudflap.c/pass26-frag.c: Tolerate non-overlapping
678 (unoptimized) allocation of stack space.
680 2003-12-07 Richard Henderson <rth@redhat.com>
682 * testsuite/libmudflap.c/fail23-frag.c (main): Adjust addend to 11.
683 * testsuite/libmudflap.c/fail27-frag.c (foo): Mark noinline.
685 2003-12-06 Andrew Pinski <apinski@apple.com>
687 partial PR libmudflap/12670
688 * mf-hooks1.c: Respect Darwin checks. Conditionalize POSIX_SOURCE.
689 * mf-hooks2.c: Likewise.
690 * mf-hooks3.c: Likewise.
692 2003-11-19 Frank Ch. Eigler <fche@redhat.com>
695 * mf-runtime.h.in: Switch to #pragma redefine_extname for
696 symbols interposed at compile time.
697 * testsuite/libmudflap.c++/pass41-frag.cxx: New test.
700 * mf-hooks2.c (semctl): Tolerate FreeBSD.
702 * configure.in: Reorganize check for <pthread.h>.
703 * configure: Regenerated.
705 2003-11-04 David Edelsohn <edelsohn@gnu.org>
707 * mf-runtime.c (_ALL_SOURCE): Define for AIX.
708 (_LARGE_FILE_API): Define for AIX.
709 * mf-hooks[123]: Same.
710 (_XOPEN_SOURCE_EXTENDED): Define to 1 for AIX.
712 2003-10-21 David Edelsohn <edelsohn@gnu.org>
714 * mf-runtime.c (_XOPEN_SOURCE_EXTENDED): Define to 1 for AIX.
716 2003-07-29 Frank Ch. Eigler <fche@redhat.com>
718 2003-07-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
720 * configure.in: Update check for union semun.
722 2003-07-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
725 * mf-hooks2.c [WRAP_semctl]: Fix check for HAVE_UNION_SEMUN.
727 2003-07-29 Frank Ch. Eigler <fche@redhat.com>
730 * configure.in: Add checks for 64-bit LFS functions, struct semun
731 definition, for BSD compatibility.
732 * mf-hooks1.c: Respect BSD checks. Conditionalize POSIX_SOURCE.
733 * mf-hooks2.c: Ditto. Include <strings.h> for bcmp* decls.
734 * mf-hooks3.c: Ditto.
735 (pthread_create): Try MAP_ANON on platforms without the MAP_ANONYMOUS
737 * configure, config.h.in: Regenerated.
739 2003-07-23 Frank Ch. Eigler <fche@redhat.com>
741 Multithreading fixes:
742 * mf-runtime.c (__mf_object): Store allocating/deallocating
744 (options): Support new "-thread-stack" option.
745 Rename "-heur-argv-environ" option to "-heur-stdlib".
746 Disable "-lc-mask" and "-lc-shift" options.
747 (__mf_dynamic): Add function pointers for pthread_join/_exit.
748 (__assert_fail): New self-contained function for glibc.
749 * mf-hooks3.c: Essentially rewritten, particularly related to
750 use of __mf_pthread_info array.
751 (pthread_join, _exit): New hook functions.
752 * mf-impl.h (BEGIN_PROTECT): Handle starting_p case.
753 * testsuite/libmudflap.cth/pass40-frag.c: New test.
756 * mf-heuristics.c: Add type casts for tracing, sub calls.
757 * mf-impl.h (BEGIN_PROTECT): Redefine to omit result type.
758 Update all callers to declare explicit result holder.
759 (END_PROTECT): Removed.
760 * testsuite/*/*frags.exp: Clean up default MUDFLAP_OPTIONS.
762 2003-07-15 Diego Novillo <dnovillo@redhat.com>
764 * testsuite/libmudflap.c/fail21-frag.c: Add volatile modifiers.
765 * testsuite/libmudflap.c/fail15-frag.c: Likewise.
766 * testsuite/libmudflap.c/fail13-frag.c: Likewise.
768 2003-07-04 Frank Ch. Eigler <fche@redhat.com>
770 * mf-hooks1.c, 2.c, 3.c: New file, splits up content from old ...
772 * mf-impl.h (MF_VALIDATE_EXTENT, BEGIN_PROTECT, END_PROTECT):
773 Move these macros from old mf-hooks.c here.
774 * Makefile.am: Adapt to split-up hook sources for faster builds.
775 * Makefile.in: Regenerated.
777 * mf-heuristics.c: Remove #if-0 block.
779 * mf-impl.h (__mf_state): Reorganize declaration and implementation.
780 (__mf_starting_p): New state only for use while dlsym bootstrapping.
781 (CALL_REAL, __mf_init): Corresponding changes.
782 (TRACE, VERBOSE_TRACE): Include thread id and "mf:" prefix. Update
783 all callers to remove redundant "mf:" prefix.
784 * mf-runtime.h.in: #define a few reentrancy macros for libmudflapth.
785 * mf-hooks3.c: Rewrite chunks to support per-thread __mf_state value.
786 (__mf_pthread_info): Become a hash table.
788 * testsuite/lib/mfdg.exp: Support new "dg-timeout" and
789 "dg-repetitions" directives to control test case execution.
790 * testsuite/libmudflap.cth/pass37-frag.c: Add timeout and repeat
792 * testsuite/libmudflap.cth/pass39-frag.c: Ditto for this new test.
794 2003-06-25 Frank Ch. Eigler <fche@redhat.com>
796 * mf-hooks.c (alloca): Separate into stub.
797 (__mf_wrap_alloca_indirect): New function. Use CALL_REAL
798 malloc/free for alloca blocks.
799 (pthread_create): Tolerate failing pthread_attr_get* calls.
800 * mf-runtime.c (__mf_fini): Call __mf_wrap_alloca_indirect.
801 * mf-impl.h (CALL_WRAP): Remove macro.
802 * testsuite/libmudflap.c/pass21-frag.c: Include <alloca.h>.
803 * testsuite/libmudflap.c/pass23-frag.c: Include more struct
804 padding for ia64 BIT_FIELD_REF constructs.
806 2003-06-19 Frank Ch. Eigler <fche@redhat.com>
808 * mf-hooks.c (struct pthread_info): Add "thread_errno" field.
809 (__mf_pthread_spawner, __mf_pthread_cleanup): Use it with GUESS
810 libmudflap object type.
811 * mf-runtime.c (__mfu_unregister): Correct cemetary logic to avoid
812 crashes on unregistering STATIC objects.
814 2003-06-17 Frank Ch. Eigler <fche@redhat.com>
816 Based on patch from Eyal Lebedinsky <eyal@eyal.emu.id.au>:
817 * mf-hooks.c (__mf_pthread_spawner): Register thread errno.
818 (time, strerror, fopen, fopen64, fclose, fread): New hooks.
819 (fwrite, fgetc, fgets, getc, gets, ungetc, fputc): New hooks.
820 (fputs, putc, puts, clearerr, feof, ferror, fileno): New hooks.
821 (printf, fprintf, sprintf, snprintf, vprintf, vfprintf): New hooks.
822 (vsprintf, vsnprintf, access, remove, fflush, fseek): New hooks.
823 (fseeko64, ftell, ftello64, rewind, fgetpos, fsetpos): New hooks.
824 (stat, stat64, fstat, lstat, mkfifo, setvbuf, setbuf): New hooks.
825 (setvbuf, opendir, closedir, readdir, recv, recvfrom): New hooks.
826 (recvmsg, send, sendto, sendmsg, setsockopt, getsockopt): New hooks.
827 (accept, bind, connect, gethostname, sethostname): New hooks.
828 (gethostbyname, wait, waitpid, popen, pclose, execve): New hooks.
829 (execv, execvp, system, dlopen, dlclose, dlerror, dlsym): New hooks.
830 (semop, semctl, shmctl, shmat, shmdt): New hooks.
831 * mf-runtime.h.in: Corresponding changes.
832 * mf-runtime.c (__mf_ini): Register stdio objects. Use STATIC type.
833 (opts) Rename heur_argv_environ to heur_std_data.
834 (__mf_wrap_main): Use STATIC type for argv/environ strings.
835 * Makefile.am: Corresponding changes.
836 * Makefile.in: Regenerated.
838 2003-06-11 Frank Ch. Eigler <fche@redhat.com>
840 * mf-heuristics.c (__mf_heuristic_check): Disable stack_bounds
841 heuristic for threaded case, and for non-x86-linux targets.
842 * mf-hooks.c (__mf_0fn_calloc): Provide a working dummy implementation
843 for use during pre-main() program startup.
844 (__mf_0fn_*): Make these functions non-static.
845 * mf-impl.h (DECLARE, CALL_REAL): Support calls to 0fn backup hook
847 * mf-runtime.c (__mf_state): Set initial state to "starting".
848 (__mf_resolve_single_dynamic): Tolerate repeated calls for same symbol.
849 (__wrap_main): New function to register argv[] and environ[] strings.
851 (*): In all trace functions, use "%p" as formatter for uintptr_t.
853 * testsuite/libmudflap.c/pass38-frag.c: New test case.
854 * testsuite/libmudflap.cth/pass37-frag.c: Improved test.
856 * acinclude.m4: Add comments with aoliva's concerns about x86_64
858 * aclocal.m4, configure: Regenerated.
860 2003-06-04 Frank Ch. Eigler <fche@redhat.com>
862 * acinclude.m4: Correct typo in AC_MSG_CHECKING.
863 * aclocal.m4, configure: Regenerated.
865 2003-06-03 Frank Ch. Eigler <fche@redhat.com>
867 * acinclude.m4: Force "pass_all" deplibs_check_method for libtool
868 for x86_64 target. Disable caching for this value.
869 * aclocal.m4, configure: Regenerated.
871 2003-06-02 Frank Ch. Eigler <fche@redhat.com>
873 * testsuite/libmudflap.c/pass38-frag.c: Deleted. -fwritable-strings
874 is about to become deprecated, and its present handling bugs are
877 2003-05-30 Frank Ch. Eigler <fche@redhat.com>
879 * testsuite/libmudflap.c/pass38-frag.c: New test for
882 2003-05-23 Frank Ch. Eigler <fche@redhat.com>
884 * mf-runtime.c (__mf_sigusr1_handle): Call unlocked variant of
885 __mf_report, asserting reentrant calling context.
887 2003-05-23 Frank Ch. Eigler <fche@redhat.com>
889 * mf-hooks.c (realloc): Correct reentrancy logic.
890 * testsuite/libmudflap.c/hook-allocstuff.c: New test case.
892 2003-05-20 Frank Ch. Eigler <fche@redhat.com>
894 * mf-hooks.c (LIBMUDFLAPTH_THREADS_MAX): New macro, replaces
895 PTHREAD_THREADS_MAX. Update users.
896 * mf-runtime.c (__mf_usage): Print [active] instead of [default]
898 * testsuite/Makefile.am (all-local): Prime dejagnu site.exp file
899 with libmudflapth presence indicator.
900 * testsuite/Makefile.in: Regenerated.
902 2003-05-16 Frank Ch. Eigler <fche@redhat.com>
904 * Makefile.am (AM_CFLAGS): Remove "-ansi".
905 * configure.in: Remove silly no-pthreads => no-shared logic.
906 * Makefile.in, configure: Regenerated.
907 * mf-heuristics.c (__mf_heuristic_check): Remove reentrancy hacks.
908 * mf-hooks.c (BEGIN_PROTECT, END_PROTECT): Reorganize reentrancy
909 code. Count reentrancy events.
910 (all hook functions): Don't directly manipulate __mf_state variable.
911 Add TRACE calls to hook functions without them.
912 * mf-impl.h (LOCKTH): Try to count lock contention events.
913 (VERBOSE_TRACE, TRACE): Remove reentrancy hacks.
914 * mf-runtime.c (BEGIN_RECURSION_PROTECT, END_RECURSION_PROTECT):
915 Reorganize reentrancy code.
916 (external __mf_ entry points): Use RECURSION_PROTECT mechanism to
917 identify reentrancy with mutex holding times.
918 (internal __mfu_ entry points): Remove internal reentrancy code.
919 (__mf_init): Use ordinary locked calls.
920 (__mfu_report): Print the two new counts.
921 * testsuite/lib/libmudflap.exp: Filter out junk ld/pthreads messages.
922 * testsuite/libmudfap.cth/cthfrags.exp: New test driver.
923 * testsuite/libmudflap.cth/pass37-frag.c: New pthreads test.
924 * testsuite/libmudfap.cth/cfrags.exp: Adapt to new libmudflap
927 2003-05-09 Frank Ch. Eigler <fche@redhat.com>
929 * configure.in: Add pthread support, plus glibc and porting hacks.
930 * Makefile.am (LIBMUDFLAPTH): New conditional, to build -lmudflapth
931 from objects built into ./pth/.
932 * mf-runtime.c (__mfu_watch,register,...): Fork new unlocked
933 functions for internal entry points. Update callers to pick
934 locked vs. unlocked variants.
935 (__mf_resolve_single_dynamic): Extend to support symbol versioning
936 info coming in from a static data structure.
937 (*): Reorder miscellaneous declarations to group data vs functions.
938 (__mf_set_default_options): Simplify.
939 (__mf_usage): Mention threading status of host executable.
940 * mf-impl.h: Move max/min decls here. Reorganize __mf_dynamic
941 decls to match above.
942 (LOCKTH, UNLOCKTH): New macros for Big Libmudflap Lock management.
943 * mf-heuristics.c: Choose between locked/unlocked calls. Add
944 some lock/unlock markers. Remove some unused code.
946 (pthread_create): New hook function.
947 (__mf_pthread_cleanup, _spawner): New helper functions.
948 * configure. aclocal.m4, config.h.in, Makefile.in: Regenerated.
950 2003-05-02 Frank Ch. Eigler <fche@redhat.com>
952 * testsuite/libmudflap.c/fail27-frag.c: Add more volatile flags.
954 2002-04-28 Frank Ch. Eigler <fche@redhat.com>
956 * Makefile.am (HOOKOBJS): Add *time related hooks.
957 * configure.in: Look for pthreads.h header.
958 * mf-hooks.c (asctime, ctime, gmtime, localtime): New wrappers.
959 * mf-runtime.c: Begin sketching some pthreads support.
960 (__mf_usage): Check for -lpthread presence.
961 (__mf_unregister): Confirm matching unregistration base.
962 (__mf_find_objects_rec): Reduce unnecessary recursion.
963 * mf-runtime.h.in: Add "nothrow" attribute to functions. Add
964 #defines for new hook functions.
965 * mf-impl.h: Corresponding changes.
966 * config.h.in, configure, Makefile.in: Regenerated.
968 2002-04-27 Diego Novillo <dnovillo@redhat.com>
970 * testsuite/libmudflap.c/fail1-frag.c: Add volatile
971 modifiers to prevent being optimized away.
972 * testsuite/libmudflap.c/fail10-frag.c: Likewise.
973 * testsuite/libmudflap.c/fail13-frag.c: Likewise.
974 * testsuite/libmudflap.c/fail14-frag.c: Likewise.
975 * testsuite/libmudflap.c/fail15-frag.c: Likewise.
976 * testsuite/libmudflap.c/fail2-frag.c: Likewise.
977 * testsuite/libmudflap.c/fail20-frag.c: Likewise.
978 * testsuite/libmudflap.c/fail3-frag.c: Likewise.
980 2003-04-15 Frank Ch. Eigler <fche@redhat.com>
982 * Makefile.am (libmudflap_la_LIBADD): Remove -ldl.
983 * configure.in: Look for uintptr_t and -ldl on target.
984 * mf-runtime.h.in: Adjust uintptr_t declaration logic.
985 * Makefile.in, aclocal.m4, configure, config.h.in: Regenerated.
986 * testsuite/Makefile.in: Regenerated.
987 * mf-runtime.c (__mf_sigusr1_respond): Tweak declaration and calls
988 for better C compliance.
990 2003-04-15 Frank Ch. Eigler <fche@redhat.com>
992 * mf-hooks.c (MF_VALIDATE_EXTENT): Remove unnecessary reentrancy
994 * mf-runtime.c (__mf_set_default_options): Turn off
995 check-initialization.
996 (__mf_describe_object): Shorten description.
997 * testsuite/libmudflap.c/fail25-frag.c: Turn on check-initialization.
999 2003-04-07 Frank Ch. Eigler <fche@redhat.com>
1001 * mf-hooks.c (__mf_0fn_mmap): Correct return value, as per <rth>.
1003 2003-04-02 Frank Ch. Eigler <fche@redhat.com>
1005 * mf-hooks.c (BEGIN_PROTECT): Handle startup-time reentrant
1007 (__mf_0fn_malloc ... _munmap): New dummy backup calls.
1008 * mf-impl.h (CALL_BACKUP): New macros.
1009 * mf-runtime.c (__mf_init): Tweak __mf_state during startup.
1011 2003-03-31 Frank Ch. Eigler <fche@redhat.com>
1013 * Makefile.am (AM_CFLAGS): Remove optimization flags.
1014 (HOOKOBJS): Remove dlopen hook.
1015 (libmudflap_la_LIBADD): Add -ldl.
1016 * mf-hooks.c (dlopen): Remove hook.
1017 * mf-impl.h (__mf_dynamic): Ditto.
1018 * mf-runtime.c (__mf_resolve_dynamics): Ditto.
1019 * Makefile.in: Regenerated.
1021 2003-03-28 Frank Ch. Eigler <fche@redhat.com>
1023 * configure.in: Check for target gettimeofday, signal, some headers.
1024 * mf-impl.h (__mf_opts): Add new "sigusr1_report" field. Comment
1025 out inop multi_threaded field.
1026 * mf-runtime.c (options): Handle new "-sigusr1-report" option.
1027 (__mf_set_options): Correct handling of "-help".
1028 (__mf_sigusr1_respond): New function to manage SIGUSR1 response.
1029 (__mf_check, __mf_register, __mf_unregister): Call it.
1030 (__mf_insert_new_object, __mf_unregister): Respect HAVE_GETTIMEOFDAY.
1031 (__mf_report_leaks): Make callable
1032 (__mf_tree_analyze): Traverse in-order. Accumulate address bit
1033 distribution statistics.
1034 (__mf_adapt_cache): Rewrite shift guessing logic based on address
1036 * config.h.in, configure: Regenerated.
1037 * testsuite/libmudflap.c/fail27-frag.c: New test.
1038 * testsuite/libmudflap.c/pass36-frag.c: New test.
1040 2003-03-11 Frank Ch. Eigler <fche@redhat.com>
1042 * mf-runtime.h.in: Tweak.
1043 * Makefile.am, configure.in: Tweak mf-runtime.h generation some more.
1044 Don't use intermediate files nor AC_OUTPUT-time postprocessing.
1045 * Makefile.in, testsuite/Makefile.in, configure: Regenerated.
1047 2003-03-10 Frank Ch. Eigler <fche@redhat.com>
1049 * configure.in: Tweak generation of mf-runtime.h some more. It
1050 needs to work from both config.status and configure.
1051 * configure: Regenerated.
1053 2003-03-10 Frank Ch. Eigler <fche@redhat.com>
1055 * Makefile.am: Reorganize hook file building. Add auto dependencies.
1056 * configure.in: Tweak generation of mf-runtime.h.
1057 * mf-runtime.h.in: Add new __MF_TYPE_HEAP_I.
1058 * mf-hooks.c (*): Adapt to initialized-heap object type.
1059 * mf-impl.h: Tweak cemetary boundaries.
1060 * mf-runtime.c (__mf_check): Adapt to new initialized-heap object
1062 (__mf_insert_new_object, __mf_register, __mf_unregister): Ditto.
1063 (__mf_describe_object, __mf_report_leaks, __mf_violation): Ditto.
1064 * testsuite/lib/libmudflap.exp (includes): Include build tree.
1065 * testsuite/libmudflap.c/pass{26,5}: Further adapt to initialization
1067 * testsuite/.../fail{25,26}-frag.c: New tests.
1068 * testsuite/.../pass{32,33,34,35}-frag.c: New tests.
1069 * Makefile.in, configure: Regenerated.
1071 2003-03-05 Frank Ch. Eigler <fche@redhat.com>
1073 * mf-runtime.c (__mf_set_default_options): Turn on initialization
1074 checking by default.
1075 (__mf_insert_new_object): As a temporary hack, assume that new
1076 objects registered on the stack start out initialized.
1077 * testsuite/libmudflap.c/fail9,pass23,pass[6789]-*: Initialize
1078 heap objects by hand.
1080 2003-03-05 Frank Ch. Eigler <fche@redhat.com>
1082 Switch to macro-style hooks for str*/mem*/b* functions.
1083 * mf-runtime.h.in (__MF_TYPE_*): Moved some internal values out.
1084 (mem*, str*, b*): Added macro-style hooks for _MUDFLAP case.
1085 * mf-runtime.c: #include config.h to enable glibc backtraces again.
1086 (__mf_set_default_options): Turn off heur_proc_map.
1087 (*): Adapt to to macro-style hook functions.
1088 (__mf_object_dead_head, __mf_object_cemetary): Correct bounds.
1089 (__mf_check, __mf_register, __mf_unregister): Tweak tracing message.
1090 (__mf_violation): Handle __MF_VIOL_WATCH.
1091 * mf-impl.h (__MF_TYPE_*): Moved these internal values here.
1092 (__mf_dynamic): Removed mem*/str*/b* functions.
1093 (TRACE, VERBOSE_TRACE): Add reentrancy locking.
1094 (WRAPPER2): New macro for macro-style hooks.
1095 * mf-hooks.c: Convert mem*/str*/b* functions to simpler
1097 (BEGIN_PROTECT): Tweak tracing vs reentrancy-lock ordering.
1098 * mf-heuristics.c: Adapt to macro-style hook functions.
1099 Correct some comments.
1100 * testsuite/lib/mfdg.exp (dg-test): Simplify result string for
1101 output pattern tests.
1102 * testsuite/libmudflap.c/fail[89]-frag.c: Elaborate output test.
1103 * testsuite/libmudflap.c++/c++frags.exp: Enable non-static tests.
1105 2003-02-28 Frank Ch. Eigler <fche@redhat.com>
1107 * testsuite/libmudflap.c/fail23-frag.c, pass30-frag.c: New tests
1108 for global array registration.
1109 * testsuite/libmudflap.c++/fail24-frag.cxx, pass31-frag.cxx: Ditto.
1110 * testsuite/libmudflap.c++/c++frags.exp: Tweak -static multilib hack.
1112 2003-02-27 Frank Ch. Eigler <fche@redhat.com>
1114 * Makefile.am: Add gross make bug workarounds. Tweaked
1115 SUBDIRS and AM_CFLAGS.
1116 * Makefile.in: Regenerated.
1118 2003-02-26 Frank Ch. Eigler <fche@redhat.com>
1121 * configure.in (AC_PROG_CXX): Don't look for C++ any more.
1122 * Makefile.am (TESTS): Remove simple automake testing.
1123 * configure, Makefile.in: Regenerated.
1124 (SUBDIRS): Include new testsuite/ directory.
1125 * tests/*: Removed all files; moved bulk under:
1126 * testsuite/*: New subdirectory tree.
1127 * testsuite/libmudflap.c/cfrags.exp: New file, C test driver.
1128 * testsuite/libmudflap.c++/c++frags.exp: New file, C++ test driver.
1129 * testsuite/lib/libmudflap.exp: New file, derived from libstdc++.
1130 * testsuite/lib/mfdg.exp: New file, derived from dejagnu.
1131 * testsuite/config/default.exp: New file.
1132 * testsuite/Makefile.am, Makefile.in: New files.
1134 2003-01-29 Frank Ch. Eigler <fche@redhat.com>
1136 * Makefile.am (TESTS_ENVIRONMENT): Remove redundant "-mode-check".
1137 (TESTS): Add fail22 and pass29 tests.
1138 * mf-runtime.h.in: Change API to take void*/size_t region parameters.
1139 Add new access-type parameter for __mf_check. Move __MF_VIOL* out.
1140 * mf-impl.h: Corresponding changes. Update CLAMP* macros for void*
1141 values. Move __MF_VIOL* here.
1142 * mf-runtime.c (*): Adapt to void*/size_t API in mf-runtime.h.
1143 (check_initialization): New field in __mf_opts. Default off.
1144 (read_count,write_count): New fields in __mf_object.
1145 (__mf_check): Implement basic initialization checking.
1146 (__mf_insert_new_object): Assume STATIC|GUESS regions are initialized.
1147 (__mf_describe_object): Print new fields.
1148 (__mf_violation): Identify check/read vs. check/write in messages.
1149 * test/pass29-frag.c, test/fail22-frag.c: Basic tests for new
1150 "-check-initialized" mudflap option.
1151 * test/pass25-frag.c, test/fail21-frag.c: Adapt to API changes.
1152 * mf-hooks.c (MF_VALIDATE_EXTENT): Add new access-type parameter.
1153 Drop __FILE__/__LINE__ hack. Update callers.
1154 (*): Adapt to new mf-runtime.h API.
1155 * Makefile.in: regenerated.
1157 2003-01-24 Frank Ch. Eigler <fche@redhat.com>
1159 * configure.in: Build mf-runtime.h a more proper way.
1160 * mf-hooks.c (strdup, strndup): Correct reentrancy logic.
1161 * mf-runtime.c (verbose_violations): Turn on by default.
1162 * mf-runtime.h.in: Remove some miscellaneous stuff ...
1163 * mf-impl.h: ... and move it here.
1164 * configure: Regenerated.
1166 2003-01-22 Frank Ch. Eigler <fche@redhat.com>
1168 * configure.in: Look for C++ compiler.
1169 * test/*-frag.c, mf-driver.c: Reformatted with GNU indent and
1170 fixed type warnings when built with C++.
1171 * test/pass27-frag.cxx, pass28-frag.cxx: New C++ tests.
1172 * Makefile.am (TESTS): Run them.
1173 (*) Add new rules for building and running C++ tests.
1174 (TESTFLAGS): Set new default to avoid libstdc++-v3 shlib issues.
1175 * mf-runtime.h.in: Protect with extern "C".
1176 * Makefile, configure: Regenerated.
1178 2003-01-06 Frank Ch. Eigler <fche@redhat.com>
1180 Portability improvements.
1181 * configure.in: Look for glibc backtrace headers/functions.
1182 * mf-hooks.c: Don't include <execinfo.h> any more.
1183 * mf-runtime.c (__mf_set_options): Call more stdlib functions
1185 (__mf_backtrace): Provide alternate baby implementation in
1187 * test/mf-driver.c: Portability tweaks.
1188 * acinclude.m4: New file, containing top level libtool.m4.
1189 * aclocal.m4, configure, Makefile.in, config.h.in: Regenerated.
1191 2002-12-19 Frank Ch. Eigler <fche@redhat.com>
1193 * mf-runtime.h.in (HAVE_UINTPTR_T): Define unconditionally.
1195 2002-11-08 Frank Ch. Eigler <fche@redhat.com>
1197 * mf-runtime.c (options): Add new "wipe-heap", "wipe-stack"
1199 (__mf_unregister): Implement stack/heap object wiping.
1200 (__mf_set_options): Renamed from __mf_process_opts.
1201 (__mf_uncache_object): Change arg type, correct callers.
1202 * mf-impl.h: Corresponding changes.
1203 * mf-hooks.c (realloc): Save/restore heap-wiping flag.
1204 * mf-runtime.h.in (__mf_set_options): Extend public API.
1205 * test/pass26-frag.c: New test for stack wiping.
1206 * Makefile.am (TESTS): Run it.
1207 * Makefile.in: Regenerated.
1209 2002-11-07 Frank Ch. Eigler <fche@redhat.com>
1211 * mf-runtime.h.in (__mf_watch, __mf_unwatch): Extend public API.
1212 * mf-runtime.c (__mf_object_t): Add watching_p field.
1213 (__mf_watch_or_not): New function to implement
1214 object watch flagging.
1215 (__mf_watch, __mf_unwatch): New wrappers for above.
1216 (__mf_check, __mf_describe_object): Handle objects with watching_p.
1217 (__mf_count_violation): Enlarge array.
1218 (__mf_uncache_object): Renamed from __mf_remove_old_object. Don't
1219 unlink object. Clear cache properly.
1220 (__mf_unregister): Unlink object explicitly before uncaching.
1221 * test/fail21-frag.c, pass25-frag.c: New tests.
1222 * Makefile.in, aclocal.m4: Regenerated.
1224 2002-11-05 Frank Ch. Eigler <fche@redhat.com>
1226 * test/fail20-frag.c: New test for NULL pointer dereferencing.
1227 * Makefile.am (TESTS): Add it.
1228 * test/pass-stratcliff.c: Add decls of stpcpy.
1229 * configure.in: Test for <stdint.h>. Generate mf-runtime.h in
1230 build tree from config.h and new file mf-runtime.h.in.
1231 * mf-runtime.h.in: Renamed from mf-runtime.h. Tweak uintptr_t decl.
1232 * Makefile.in, configure, config.h.in: Regenerated.
1233 * mf-hooks.c: Add #undef for wrapped glibc str*/mem* macros.
1234 * mf-runtime.c (options, __mf_set_default_options): Support new
1235 default "abbreviate" option.
1236 (__mf_object.description_epoch): New field.
1237 (__mf_describe_object): Conditionally abbreviate objects already
1238 displayed in current epoch. Accept NULL input to increment epoch.
1239 (__mf_fini, __mf_ini): Reset description epoch.
1240 (__mf_register, __mf_unregister, __mf_adapt_cache, __mf_init): Ensure
1241 that NULL pointer slot in lookup cache is invalidated. Register a
1242 NOACCESS region around NULL.
1243 * mf-impl.h: Corresponding changes.
1245 2002-10-16 Frank Ch. Eigler <fche@redhat.com>
1247 * test/fail19-frag.c, pass24-frag.c, pass-stratcliff.c: New tests.
1248 * Makefile.am: Run them. Install mf-runtime.h.
1249 * Makefile.in: Regenerated.
1250 * mf-hooks.c: Add some markers for more missing functions.
1251 * mf-runtime.c (__mf_adapt_cache): Experiment with a utilization-based
1252 statistic to tune tune cache size (mask).
1254 2002-10-01 Frank Ch. Eigler <fche@redhat.com>
1256 * test/pass23-frag.c: New test for bit_field_ref expressions.
1257 * Makefile.am, Makefile.in: Add new test.
1258 * mf-hooks.c (mmap, munmap): Rewrite to track individual pages.
1259 (MF_VALIDATE_EXTENT): Accept zero-size mem/str operations.
1260 * mf-runtime.c (__mf_init): Register errno global.
1261 (__mf_find_object): Removed function.
1262 (__mf_check): Rewrite logic to support accesses across some
1263 contiguous but distinctly registered objects.
1264 (__mf_remove_old_object): Tolerate cache entries that span
1267 2002-09-30 Frank Ch. Eigler <fche@redhat.com>
1269 * test/pass21-frag.c, pass22-frag.c: New tests: alloca, bitfields.
1270 * Makefile.am, Makefile.in: Run new tests.
1271 * mf-hooks.c (alloca): Correct stack direction logic.
1273 2002-09-26 Frank Ch. Eigler <fche@redhat.com>
1275 * mf-impl.h (adapt_cache): New option.
1276 * mf-runtime.c (__mf_set_default_options): Set its default value.
1277 Tweak the tree_aging parameter down.
1278 (__mf_check): Maintain separate counter for cache-adaptation.
1279 (__mf_tree_analyze): New function to collect object tree stats.
1280 (__mf_adapt_cache): New function to automate cache parameters.
1282 2002-09-24 Frank Ch. Eigler <fche@redhat.com>
1284 * mf-heuristics.c (__init_misc, __mf_heuristic_check): Add
1285 hypothetical #if-0'd argv/envp region registration.
1286 * mf-runtime.c (__mf_init): Add kludged form of above.
1287 (*) Add "heur_argv_environ" flag, default on, to govern this.
1288 * mf-impl.h: Corresponding changes.
1290 2002-09-20 Frank Ch. Eigler <fche@redhat.com>
1292 * test/fail18-frag.c: New test file for NOACCESS regions.
1293 * Makefile.am (TESTS): Add new test.
1294 * Makefile.in: Regenerated.
1296 * mf-heuristics.c (__mf_heuristics_check): Correct deja_vu logic.
1297 * mf-impl.h (tree_aging): Add new mudflap_option, default 1000000.
1298 (optimize_object_tree): Remove unused mudflap_option.
1299 * mf-runtime.h (__MF_TYPE_NOACCESS): New region type. Add printing
1300 support throughout. Use .._MAX_CEM for cemetary upper bound.
1301 * mf-runtime.c (__mf_init): Register __mf_* globals as NOACCESS
1303 (__mf_object): Add new liveness field for use by tree aging.
1304 (__mf_check): Trigger tree aging when needed.
1305 (__mf_age_tree): New function to decay liveness field.
1306 (__mf_find_objects_rec): Use liveness field to rotate tree.
1307 (__mf_insert_new_object): Only provide backtrace for HEAP objects.
1308 (__mf_unregister): Ditto.
1309 (__mf_register): Tweak duplicate-static message.
1310 (__mf_violation: Tweak nearby-object counter printing.
1312 2002-09-16 Frank Ch. Eigler <fche@redhat.com>
1314 * test/pass20-frag.c: New test file.
1315 * Makefile.am (TESTS): Reorganize. Add pass20 test.
1316 * Makefile.in: Regenerated.
1318 * mf-impl.h (TRACE_IN, TRACE_OUT): Remove macros. Update callers.
1319 * mf-hooks.c (BEGIN_PROTECT): Add hook tracing here.
1320 * mf-heuristic.c (__mf_heuristic_check): Track seen /proc/self/map
1321 entries to avoid repeat registration.
1322 * mf-runtime.c (__mf_object_cemetary): Don't bother bury GUESS regions.
1323 (__mf_register, __mf_unregister): Rewrite GUESS handling logic.
1325 2002-09-09 Frank Ch. Eigler <fche@redhat.com>
1327 * Makefile.am: Create test sources with #include, not cat>>.
1328 * Makefile.in: Regenerated.
1329 * test/buildtest.sh: Removed.
1330 * test/driver.c (abort_handler, main): Be quiet.
1332 2002-09-06 Frank Ch. Eigler <fche@redhat.com>
1334 * test/pass18-frag.c, pass19-frag.c: New tests.
1335 * Makefile.am (check): Run them. Rebuild test programs each time.
1336 * Makefile.in: Regenerated.
1338 2002-09-06 Frank Ch. Eigler <fche@redhat.com>
1340 * mf-runtime.c (__mf_register): Correct SEGV-inducing error in
1341 overlapping object search.
1342 (__mf_violation): Likewise for nearby objects.
1343 Improve nearby-object listing.
1346 * mf-runtime.c, mf-hooks.c: Remove "{{{"/"}}}" folding marks.
1347 * mf-heuristics.c (__mf_heuristic_check): Tweak message.
1349 2002-09-03 Frank Ch. Eigler <fche@redhat.com>
1352 * Makefile.am (AM_CFLAGS): New definition of needed settings.
1353 (HOOKOBJS): Add alloca-hook.o.
1354 * mf-hooks.c (alloca): New function to implement alloca in libiberty
1356 * mf-runtime.c (__mf_report): Call alloca(0) to flush remaining blocks.
1357 (__mf_backtrace): Reimplement without using alloca.
1358 * Makefile.in: Regenerated.
1361 * mf-hooks.c: Use VERBOSE_TRACE throughout instead of fprintf(stderr).
1362 Correct signedness bugs in length-tracking variables.
1363 * mf-impl.h: Make options unsigned.
1364 (CALL_WRAP): New macro to parallel CALL_REAL().
1365 (DECLARE): Remove erroneous ";" at end.
1366 * mf-runtime.c, mf-hooks.c, mf-heuristics.c: Replace remaining %p
1367 formatting specs with %08lx. Correct several compiler warnings.
1369 2002-08-28 Frank Ch. Eigler <fche@redhat.com>
1371 * mf-runtime.c (__mf_violation): Try harder to locate nearby objects.
1373 2002-08-27 Frank Ch. Eigler <fche@redhat.com>
1375 libmudflap hook breakup:
1376 * Makefile.am (TESTS_ENVIRONMENT): Add ../../gcc to LD_LIBRARY_PATH
1378 (TESTS): Make dependent on libmudflap.
1379 (HOOKOBJS): Break up mf-hooks.o into many little hook objects,
1380 compiled from segments of mf-hooks.c.
1381 * mf-hooks.c: Corresponding changes: wrap each function in
1383 * Makefile.in: Regenerated.
1385 Heuristics reorganization:
1386 * mf-heuristics.c (__mf_register_ro_sections, __mf_init_heuristics):
1387 Remove these functions. Update callers.
1388 (__mf_heuristic_check): Incorporate all the various heuristics.
1389 Encode cacheability/retry judgement into trinary return value.
1390 Separate start-end logic into a separate fallback heuristic. Only
1391 register relevant /proc/self/map segments.
1392 * mf-impl.h: Corresponding changes.
1393 * mf-runtime.c (__mf_check): Reorganize heuristics fallback logic.
1394 (__mf_init): Don't call __mf_init_heuristics.
1397 * mf-heuristics.c, mf-runtime.c: Use new MUDFLAP_OPTION
1398 "-verbose-trace" to emit all tracing messages other than those of
1399 basic public api. Eliminate some duplicate/excessive messages.
1400 * mf-runtime.h: Corresponding changes.
1402 2002-08-27 Graydon Hoare <graydon@redhat.com>
1404 * mf-impl.h (WRAPPER): Change to create linker aliases for __wrap
1405 and __real when compiled with -DPIC.
1406 * mf-hooks.c (WRAPPER): Change all uses of WRAPPER macro slightly.
1407 * Makefile.am (AUTOMAKE_OPTIONS): Fix LD_LIBRARY_PATH for tests.
1408 * Makefile.in: Regenerate.
1410 2002-08-26 Graydon Hoare <graydon@redhat.com>
1412 * mf-impl.h: New file, private implementation header.
1413 * mf-runtime.h: Reorganize a bit.
1414 (CLAMPSZ): Fix arithmetic.
1415 (__MF_CACHE_MISS_P): Fix arithmetic.
1416 * mf-runtime.c: Reorganize a bit.
1417 (__mf_dynamic): New structure.
1418 (resolve_single_dynamic): New function.
1419 (__mf_resolve_dynamics): New function.
1420 (__mf_init): Initialize dynamic wrappers.
1421 * mf-hooks.c: Macro-ize __real calls.
1422 Clamp various bits of arithmetic.
1423 Add explicit __mf_check call contexts.
1424 * Makefile.am: Add dependencies on mf-impl.h
1425 * Makefile.in: Regenerate.
1426 * configure.in: Comment out shared override.
1427 * configure: Regenerate.
1429 2002-08-22 Graydon Hoare <graydon@redhat.com>
1431 * mf-runtime.c (__mf_process_opts): Sanity-check free_queue_length.
1432 (__mf_check): Re-inialize and check heuristics before violation.
1433 (__mf_register): Permit updating pure-guess regions.
1434 * mf-hooks.c (__wrap_free): Correct some free queue logic.
1435 (__wrap_dlopen): New wrapper function.
1436 (__wrap_mmap): New wrapper function.
1437 (__wrap_munmap): New wrapper function.
1438 * mf-heuristics.c (__mf_register_ro_sections): Register *all* regions
1439 which are not stack addresses.
1440 (is_stack_address): New function.
1441 (__mf_init_heuristics): Save and restore state, always initialize with
1444 2002-08-21 Frank Ch. Eigler <fche@redhat.com>
1446 * mf-hooks.c (MF_VALIDATE_EXTENT): Rewrite to correct off-by-one
1447 error. Pass location string.
1448 (wrap_strcpy, wrap_strncpy): Remove extra %s in trace strings.
1449 * mf-runtime.c (options): Add lc-mask, lc-shift options.
1450 (__mf_process_opts): Apply some sanity checking for lc-mask.
1451 (__mf_check, __mf_violation): Take new location-string argument.
1452 Update callers to pass NULL if necessary.
1453 (__mf_backtrace): New smart backtracer function. Calls replace
1454 several ad-hoc blocks elsewhere.
1455 (__mf_describe_object): Remove bad reentrancy test. Improve
1457 * mf-runtime.h: Corresponding changes. Public/private markup.
1458 (__MF_CACHE_MISS_P): New macro.
1460 2002-08-20 Graydon Hoare <graydon@redhat.com>
1462 * mf-runtime.h: New option: stack_bound (heuristic).
1463 Move some macros out of implementation files.
1464 * mf-runtime.c: New option string: -stack-bound.
1465 Unify recursion protection with hooks.
1467 (__mf_check): Call __mf_heuristic_check.
1468 (__mf_process_opts): Fix "no-" processing.
1469 * mf-heuristics.c (__mf_heuristic_check): New function.
1470 * mf-hooks.c: Much off-by-one fixing, recursion protection.
1472 2002-08-20 Frank Ch. Eigler <fche@redhat.com>
1474 Option parsing improvements, region splitting bug fixes:
1475 * mf-heuristics.c (__mf_register_ro_sections): Add warned casts.
1476 * mf-runtime.h (heur_proc_map): New libmudflap option.
1477 * mf-runtime.c (__mf_set_default_options): Set it.
1478 (__mf_usage): Print default values/status.
1479 (__mf_process_opts): Support general "no-" option string prefix.
1480 (__mf_init): Print __mf_usage on unknown-option error.
1481 (__mf_register): Print trace message up front.
1482 Correct region splitting logic for case where a subregion disappears.
1483 Correct memory leak.
1484 (__mf_violation): Make even basic message conditional on option.
1487 * Makefile.am (TESTS_ENVIRONMENT): Add -no-heur-proc-map.
1488 (clean-local): New target.
1489 (test/*x rules): Add -g CFLAGS.
1490 (CFLAGS): Add -freorder-blocks.
1491 (MFCONFIG_CFLAGS, INCLUDE): Remove unneeded settings.
1492 * Makefile.in: Regenerated.
1493 * Makefile, mf-config.h: Removed files.
1495 2002-08-16 Graydon Hoare <graydon@redhat.com>
1497 * mf-runtime.c (__mf_insert_new_object): Factor out of
1499 (__mf_remove_old_object): Factor out of __mf_unregister.
1500 (__mf_register): Handle guessed regions, splitting
1501 guesses when new registrations arrive.
1502 (__mf_unregister): Do not unregister guesses.
1503 * mf-runtime.h: Move convenience macros around,
1504 declare new option fields. Add __MF_TYPE_GUESS.
1505 * mf-hooks.c (__wrap_*alloc): Use crumple zones.
1506 (__wrap_free): Call __real_free for deferred frees.
1507 * Makefile.am: Add more tests, fix dependency.
1508 * Makefile.in: Regenerate.
1509 * test/pass[13..17]-frag.c: New testcases.
1510 * test/fail[13..17]-frag.c: New testcases.
1512 2002-08-15 Graydon Hoare <graydon@redhat.com>
1514 * mf-heuristics.c: New file.
1515 * mf-runtime.c (options): Add -trace-calls option.
1516 (__mf_init): Call __mf_init_heuristics.
1518 2002-08-14 Graydon Hoare <graydon@redhat.com>
1520 * Makefile.am (TESTS): Add testsuite support.
1521 * Makefile.in: Regenerate.
1522 * test/mf-driver.c: New file.
1523 * test/buildtest.sh: New file.
1524 * test/passNN-frag.c: New testcases.
1525 * test/failNN-frag.c: New testcases.
1527 2002-08-14 Graydon Hoare <graydon@redhat.com>
1529 * mf-hooks.c: Change __real_strlen() to __real_strlen()+1 when
1530 verifying non-size-limited string extents.
1532 2002-08-14 Frank Ch. Eigler <fche@redhat.com>
1534 * mf-hooks.c: Make __wrap string* functions use __real_str[n]len
1535 instead of plain str[n]len for internal checks.
1536 * mf-runtime.c (__mf_violation): Print optional stack traceback.
1538 2002-08-14 Frank Ch. Eigler <fche@redhat.com>
1540 * mf-hooks.c: Remove #if-0 around hooks that are now ld-wrapped.
1542 2002-08-13 Graydon Hoare <graydon@redhat.com>
1544 * mf-runtime.c: Rework configuration to operate on
1545 environment variable options rather than #defines
1546 (__mf_violation): Add simple fork-a-gdb violaiton mode.
1547 (__mf_init): Set static __mf_active_p flag on startup,
1548 to inhibit mudflap wrap-based checking during crt0.s.
1549 * mf-runtime.h: Declare options structure.
1550 * mf-hooks.c: New wrappings for mem*, b*, str*
1551 libc functions (temporarily #if 0-ed out).
1553 2002-08-12 Frank Ch. Eigler <fche@redhat.com>
1555 * Makefile.am, configure.in: New files.
1556 * Makefile.in, Makefile, configure, config.h.in: New generated files.
1557 * stamp-h.in, aclocal.m4: Ditto.
1559 2002-08-08 Frank Ch. Eigler <fche@redhat.com>
1561 * Makefile: New file.
1562 * mf-config.h: New file: runtime configuration.
1563 * mf-hooks.c: New file: interposed libc functions.
1564 * mf-runtime.c: New file: bulk of runtime.
1565 * mf-runtime.h: New file: public functions.