1 2004-06-29 Nick Clifton <nickc@redhat.com>
3 * configure.ac (AC_CHECK_HEADERS): Add dirent.h
4 * configure: Regenerate.
5 * mf-hooks2.c: Surround uses of dirent.h with #ifdef
7 Remove spurious inclusion of <strings.h>.
9 2004-06-29 Nick Clifton <nickc@redhat.com>
11 * mf-runtime.c (pthread_join): Only apply the weak pragma if the
12 function actually exists.
14 2004-06-25 Frank Ch. Eigler <fche@redhat.com>
16 * ansidecl.h, libiberty.h: New dummy files for building splay-tree.
17 * config.h.in: Regenerated.
19 2004-06-24 Frank Ch. Eigler <fche@redhat.com>
21 Adopt splay trees for object database.
22 * Makefile.am: Copy splay-tree.* from libiberty.
23 * Makefile.in, testsuite/Makefile.in: Regenerated.
24 * mf-runtime.h.in (__mf_unregister): Add third parameter (type).
25 * mf-hooks[123].c (*): Add new third parameter to mf_unregister.
26 * mf-impl.h (BEGIN_PROTECT): Remove some trace text.
27 * mf-runtime.c: Rewrite code dealing with object database to use
28 libiberty splay trees. Remove tree liveness aging option.
29 * testsuite/libmudflap.c/fail18-frag.c: Add volatile flag.
31 2004-06-15 Paolo Bonzini <bonzini@gnu.org>
33 * configure.ac: New name of configure.in. Update
34 AC_INIT, AC_CONFIG_SRCDIR, AC_CONFIG_HEADERS, AC_CONFIG_FILES,
35 AC_OUTPUT, AM_INIT_AUTOMAKE to the preferred style for
36 Autoconf 2.5x and Automake 1.7 or later.
37 * configure.in: Remove.
38 * configure: Regenerate.
40 * Makefile.am: Remove useless multilib rules.
41 * Makefile.in: Regenerate.
43 2004-06-15 Paolo Bonzini <bonzini@gnu.org>
45 * .cvsignore: New file.
47 2004-06-10 Stephen Crowley <stephen.crowley@sbcglobal.net>
50 * mf-hooks2.c (semctl): Add cygwin porting hack.
52 2004-06-09 Frank Ch. Eigler <fche@redhat.com>
55 * configure.in: Look for ctype header and glibc implementation.
56 * mf-hooks2.c (__ctype_{b,toupper,tolower}_loc): Sample ctype
57 array hooks for glibc 2.3.
58 * mf-runtime.h.in: Wrap them.
59 * mf-runtime.c (__mf_init): Leave marker regarding other ctype
61 * testsuite/libmudflap.c/pass47-frag.c: New test.
62 * configure, config.h.in: Regenerated.
64 2004-06-04 Frank Ch. Eigler <fche@redhat.com>
66 Portability improvements, e.g., libmudflap/15293.
67 * configure.in: Look for glibc extension functions. Look for
68 support of -f{function,data}-sections. Look for more headers.
69 Create testsuite/mfconfig.exp. Correct more "test x.." thinkos.
70 * Makefile.am: Use $(SECTION_FLAGS). Collapse piecemeal-compiled
71 mf-hooks* into usual single object per source.
72 * mf-hooks*.c: Remove all #if WRAP_foo conditionals.
73 * mf-hooks2.c: #include a bunch more system headers. Define strnlen
74 if system doesn't provide one.
75 * mf-hooks3.c (struct pthread_info): Add stack_*_alloc fields.
76 (pthread_create): Use it to properly GC dead thread stacks.
77 * mf-runtime.c (__mf_violation): Correct snprintf type warning.
78 * testsuite/Makefile.am: Stop generating site.exp.
79 * testsuite/mfconfig.exp.in: New file.
80 * testsuite/config/default.exp: Load new mfconfig.exp.
81 * testsuite/lib/libmudflap.exp (libmudflap-init): Add extra libraries.
82 (prune_gcc_output): Add glibc static linking warnings.
83 * testsuite/libmudflap.*/*frags.exp: Enumerate needed -lmudflap* libs.
84 * testsuite/libmudflap.c/pass46-frag.c: Ditto.
85 * configure, Makefile, aclocal.m4, config.h.in, testsuite/Makefile.in:
86 Regenerated with autoconf 2.57 and automake 1.7.
88 2004-06-04 Per Bothner <per@bothner.com>
90 * configure.in (LIBMUDFLAPTH): Fix thinko.
92 * configure.in: Check for more headers.
93 * mf-hooks2.c: Conditionalize on HAVE_SYS_SOCKET_H etc.
95 * mf-runtime.c: In two places conditionalize on SIUSR1 rather than
96 HAVE_SIGNAL as mingw has signal.h but not SIUSR1.
98 2004-06-01 Andreas Jaeger <aj@suse.de>
100 * configure.in: Handle multilibs, support
101 --enable-version-specific-runtime-libs.
102 * Makefile.am (lib_LTLIBRARIES): Rename to ...
103 (toolexeclib_LTLIBRARIES): this for multilib support.
104 * Makefile.in: Regenerated.
105 * configure: Regenerated.
106 * aclocal.m4: Regenerated.
107 * config.h.in: Regenerated.
108 * testsuite/Makefile.in: Regenerated.
110 2004-06-01 Andreas Jaeger <aj@suse.de>
112 * testsuite/lib/libmudflap.exp (libmudflap-init): Handle
113 multilibs, using multilib directory instead of hardcoded path.
116 2004-05-21 Frank Ch. Eigler <fche@redhat.com>
118 * Makefile.am (AM_MAKEFLAGS): Pass RUNTESTFLAGS.
119 * Makefile.in: Ditto.
121 2004-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
123 * acinclude.m4 (lt_cv_deplibs_check_method): Use pass_all on sh*.
124 * aclocal.m4, configure: Rebuilt.
126 2004-05-17 Frank Ch. Eigler <fche@redhat.com>
128 * lib/libmudflap.exp (libmudflap-init): For C++ test cases only,
129 import some build settings from libstdc++-v3 testsuite_flags.
130 * .../cfrags.exp, .../c++frags.exp, .../cthfrags.exp: Corresponding
131 changes to pass test language.
133 * mf-runtime.c (__mfu_check): Poison the cache with antidote for
134 quicker mode-nop handling.
136 2004-03-25 Frank Ch. Eigler <fche@redhat.com>
138 * mf-impl.h: Added libgcc license header.
140 2004-03-20 Frank Ch. Eigler <fche@redhat.com>
142 * mf-hooks[123].c, mf-runtime.c, mf-heuristics.c:
143 Added libgcc license header.
144 * mf-hooks3.c (__mf_0fn_pthread_create): Correct arg constness.
145 (pthread_create): Simplify stack allocation syntax.
147 2004-03-08 Loren J. Rittle <ljrittle@acm.org>
149 * mf-hooks2.c: Support FreeBSD.
150 (WRAP_gets): Avoid gets().
151 * testsuite/libmudflap.c/pass-stratcliff.c: Do not
152 test unimplemented mem/str calls on FreeBSD.
153 * testsuite/libmudflap.c/pass21-frag.c: Do not include
154 <alloca.h> on FreeBSD.
156 2004-01-30 Frank Ch. Eigler <fche@redhat.com>
158 * testsuite/libmudflap.c/pass36-frag.c: Add missing free() call.
159 * testsuite/libmudflap.c/pass46-frag.c: New test for -fmudflapir.
160 * testsuite/libmudflap.cth/cthfrags.exp: Add -DSTATIC to compiler
161 flags for static linking permutation.
162 * testsuite/libmudflap.cth/pass40-frag.c: When -DSTATIC, avoid
163 some pthreads code that croaks on linux glibc tls.
165 2004-01-27 Frank Ch. Eigler <fche@redhat.com>
167 * testsuite/libmudflap.c/fail31-frag.c, pass45-frag.c: New tests.
169 2004-01-15 Frank Ch. Eigler <fche@redhat.com>
171 * testsuite/libmudflap.c/pass44-frag.c: New test.
173 2004-01-12 Frank Ch. Eigler <fche@redhat.com>
175 * testsuite/libmudflap.c/fail{28,29,30}-frag.c: New tests.
177 2004-01-08 Frank Ch. Eigler <fche@redhat.com>
179 * testsuite/libmudflap.c/pass43-frag.c: Added missing program rc.
181 2003-12-11 Frank Ch. Eigler <fche@redhat.com>
183 * testsuite/libmudflap.c/pass42-frag.c, pass43-frag.c: New tests.
185 2003-12-08 Andrew Pinski <pinskia@physics.uc.edu>
188 * configure.in: Add check for see if
189 socklen_t typedef is in sys/socket.h.
190 * mf-hooks1.c: Add define if socklen_t
192 * mf-hooks2.c: Likewise.
193 * mf-hooks3.c: Likewise.
194 * config.h.in: Regen.
197 2003-12-08 Frank Ch. Eigler <fche@redhat.com>
199 * mf-runtime.c (__mf_watch_or_not): Tweak tracing message.
200 * testsuite/libmudflap.c/fail21-frag.c: Defeat aliasing
202 * testsuite/libmudflap.c/pass25-frag.c: Ditto.
203 * testsuite/libmudflap.c/pass26-frag.c: Tolerate non-overlapping
204 (unoptimized) allocation of stack space.
206 2003-12-07 Richard Henderson <rth@redhat.com>
208 * testsuite/libmudflap.c/fail23-frag.c (main): Adjust addend to 11.
209 * testsuite/libmudflap.c/fail27-frag.c (foo): Mark noinline.
211 2003-12-06 Andrew Pinski <apinski@apple.com>
213 partial PR libmudflap/12670
214 * mf-hooks1.c: Respect Darwin checks. Conditionalize POSIX_SOURCE.
215 * mf-hooks2.c: Likewise.
216 * mf-hooks3.c: Likewise.
218 2003-11-19 Frank Ch. Eigler <fche@redhat.com>
221 * mf-runtime.h.in: Switch to #pragma redefine_extname for
222 symbols interposed at compile time.
223 * testsuite/libmudflap.c++/pass41-frag.cxx: New test.
226 * mf-hooks2.c (semctl): Tolerate FreeBSD.
228 * configure.in: Reorganize check for <pthread.h>.
229 * configure: Regenerated.
231 2003-11-04 David Edelsohn <edelsohn@gnu.org>
233 * mf-runtime.c (_ALL_SOURCE): Define for AIX.
234 (_LARGE_FILE_API): Define for AIX.
235 * mf-hooks[123]: Same.
236 (_XOPEN_SOURCE_EXTENDED): Define to 1 for AIX.
238 2003-10-21 David Edelsohn <edelsohn@gnu.org>
240 * mf-runtime.c (_XOPEN_SOURCE_EXTENDED): Define to 1 for AIX.
242 2003-07-29 Frank Ch. Eigler <fche@redhat.com>
244 2003-07-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
246 * configure.in: Update check for union semun.
248 2003-07-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
251 * mf-hooks2.c [WRAP_semctl]: Fix check for HAVE_UNION_SEMUN.
253 2003-07-29 Frank Ch. Eigler <fche@redhat.com>
256 * configure.in: Add checks for 64-bit LFS functions, struct semun
257 definition, for BSD compatibility.
258 * mf-hooks1.c: Respect BSD checks. Conditionalize POSIX_SOURCE.
259 * mf-hooks2.c: Ditto. Include <strings.h> for bcmp* decls.
260 * mf-hooks3.c: Ditto.
261 (pthread_create): Try MAP_ANON on platforms without the MAP_ANONYMOUS
263 * configure, config.h.in: Regenerated.
265 2003-07-23 Frank Ch. Eigler <fche@redhat.com>
267 Multithreading fixes:
268 * mf-runtime.c (__mf_object): Store allocating/deallocating
270 (options): Support new "-thread-stack" option.
271 Rename "-heur-argv-environ" option to "-heur-stdlib".
272 Disable "-lc-mask" and "-lc-shift" options.
273 (__mf_dynamic): Add function pointers for pthread_join/_exit.
274 (__assert_fail): New self-contained function for glibc.
275 * mf-hooks3.c: Essentially rewritten, particularly related to
276 use of __mf_pthread_info array.
277 (pthread_join, _exit): New hook functions.
278 * mf-impl.h (BEGIN_PROTECT): Handle starting_p case.
279 * testsuite/libmudflap.cth/pass40-frag.c: New test.
282 * mf-heuristics.c: Add type casts for tracing, sub calls.
283 * mf-impl.h (BEGIN_PROTECT): Redefine to omit result type.
284 Update all callers to declare explicit result holder.
285 (END_PROTECT): Removed.
286 * testsuite/*/*frags.exp: Clean up default MUDFLAP_OPTIONS.
288 2003-07-15 Diego Novillo <dnovillo@redhat.com>
290 * testsuite/libmudflap.c/fail21-frag.c: Add volatile modifiers.
291 * testsuite/libmudflap.c/fail15-frag.c: Likewise.
292 * testsuite/libmudflap.c/fail13-frag.c: Likewise.
294 2003-07-04 Frank Ch. Eigler <fche@redhat.com>
296 * mf-hooks1.c, 2.c, 3.c: New file, splits up content from old ...
298 * mf-impl.h (MF_VALIDATE_EXTENT, BEGIN_PROTECT, END_PROTECT):
299 Move these macros from old mf-hooks.c here.
300 * Makefile.am: Adapt to split-up hook sources for faster builds.
301 * Makefile.in: Regenerated.
303 * mf-heuristics.c: Remove #if-0 block.
305 * mf-impl.h (__mf_state): Reorganize declaration and implementation.
306 (__mf_starting_p): New state only for use while dlsym bootstrapping.
307 (CALL_REAL, __mf_init): Corresponding changes.
308 (TRACE, VERBOSE_TRACE): Include thread id and "mf:" prefix. Update
309 all callers to remove redundant "mf:" prefix.
310 * mf-runtime.h.in: #define a few reentrancy macros for libmudflapth.
311 * mf-hooks3.c: Rewrite chunks to support per-thread __mf_state value.
312 (__mf_pthread_info): Become a hash table.
314 * testsuite/lib/mfdg.exp: Support new "dg-timeout" and
315 "dg-repetitions" directives to control test case execution.
316 * testsuite/libmudflap.cth/pass37-frag.c: Add timeout and repeat
318 * testsuite/libmudflap.cth/pass39-frag.c: Ditto for this new test.
320 2003-06-25 Frank Ch. Eigler <fche@redhat.com>
322 * mf-hooks.c (alloca): Separate into stub.
323 (__mf_wrap_alloca_indirect): New function. Use CALL_REAL
324 malloc/free for alloca blocks.
325 (pthread_create): Tolerate failing pthread_attr_get* calls.
326 * mf-runtime.c (__mf_fini): Call __mf_wrap_alloca_indirect.
327 * mf-impl.h (CALL_WRAP): Remove macro.
328 * testsuite/libmudflap.c/pass21-frag.c: Include <alloca.h>.
329 * testsuite/libmudflap.c/pass23-frag.c: Include more struct
330 padding for ia64 BIT_FIELD_REF constructs.
332 2003-06-19 Frank Ch. Eigler <fche@redhat.com>
334 * mf-hooks.c (struct pthread_info): Add "thread_errno" field.
335 (__mf_pthread_spawner, __mf_pthread_cleanup): Use it with GUESS
336 libmudflap object type.
337 * mf-runtime.c (__mfu_unregister): Correct cemetary logic to avoid
338 crashes on unregistering STATIC objects.
340 2003-06-17 Frank Ch. Eigler <fche@redhat.com>
342 Based on patch from Eyal Lebedinsky <eyal@eyal.emu.id.au>:
343 * mf-hooks.c (__mf_pthread_spawner): Register thread errno.
344 (time, strerror, fopen, fopen64, fclose, fread): New hooks.
345 (fwrite, fgetc, fgets, getc, gets, ungetc, fputc): New hooks.
346 (fputs, putc, puts, clearerr, feof, ferror, fileno): New hooks.
347 (printf, fprintf, sprintf, snprintf, vprintf, vfprintf): New hooks.
348 (vsprintf, vsnprintf, access, remove, fflush, fseek): New hooks.
349 (fseeko64, ftell, ftello64, rewind, fgetpos, fsetpos): New hooks.
350 (stat, stat64, fstat, lstat, mkfifo, setvbuf, setbuf): New hooks.
351 (setvbuf, opendir, closedir, readdir, recv, recvfrom): New hooks.
352 (recvmsg, send, sendto, sendmsg, setsockopt, getsockopt): New hooks.
353 (accept, bind, connect, gethostname, sethostname): New hooks.
354 (gethostbyname, wait, waitpid, popen, pclose, execve): New hooks.
355 (execv, execvp, system, dlopen, dlclose, dlerror, dlsym): New hooks.
356 (semop, semctl, shmctl, shmat, shmdt): New hooks.
357 * mf-runtime.h.in: Corresponding changes.
358 * mf-runtime.c (__mf_ini): Register stdio objects. Use STATIC type.
359 (opts) Rename heur_argv_environ to heur_std_data.
360 (__mf_wrap_main): Use STATIC type for argv/environ strings.
361 * Makefile.am: Corresponding changes.
362 * Makefile.in: Regenerated.
364 2003-06-11 Frank Ch. Eigler <fche@redhat.com>
366 * mf-heuristics.c (__mf_heuristic_check): Disable stack_bounds
367 heuristic for threaded case, and for non-x86-linux targets.
368 * mf-hooks.c (__mf_0fn_calloc): Provide a working dummy implementation
369 for use during pre-main() program startup.
370 (__mf_0fn_*): Make these functions non-static.
371 * mf-impl.h (DECLARE, CALL_REAL): Support calls to 0fn backup hook
373 * mf-runtime.c (__mf_state): Set initial state to "starting".
374 (__mf_resolve_single_dynamic): Tolerate repeated calls for same symbol.
375 (__wrap_main): New function to register argv[] and environ[] strings.
377 (*): In all trace functions, use "%p" as formatter for uintptr_t.
379 * testsuite/libmudflap.c/pass38-frag.c: New test case.
380 * testsuite/libmudflap.cth/pass37-frag.c: Improved test.
382 * acinclude.m4: Add comments with aoliva's concerns about x86_64
384 * aclocal.m4, configure: Regenerated.
386 2003-06-04 Frank Ch. Eigler <fche@redhat.com>
388 * acinclude.m4: Correct typo in AC_MSG_CHECKING.
389 * aclocal.m4, configure: Regenerated.
391 2003-06-03 Frank Ch. Eigler <fche@redhat.com>
393 * acinclude.m4: Force "pass_all" deplibs_check_method for libtool
394 for x86_64 target. Disable caching for this value.
395 * aclocal.m4, configure: Regenerated.
397 2003-06-02 Frank Ch. Eigler <fche@redhat.com>
399 * testsuite/libmudflap.c/pass38-frag.c: Deleted. -fwritable-strings
400 is about to become deprecated, and its present handling bugs are
403 2003-05-30 Frank Ch. Eigler <fche@redhat.com>
405 * testsuite/libmudflap.c/pass38-frag.c: New test for
408 2003-05-23 Frank Ch. Eigler <fche@redhat.com>
410 * mf-runtime.c (__mf_sigusr1_handle): Call unlocked variant of
411 __mf_report, asserting reentrant calling context.
413 2003-05-23 Frank Ch. Eigler <fche@redhat.com>
415 * mf-hooks.c (realloc): Correct reentrancy logic.
416 * testsuite/libmudflap.c/hook-allocstuff.c: New test case.
418 2003-05-20 Frank Ch. Eigler <fche@redhat.com>
420 * mf-hooks.c (LIBMUDFLAPTH_THREADS_MAX): New macro, replaces
421 PTHREAD_THREADS_MAX. Update users.
422 * mf-runtime.c (__mf_usage): Print [active] instead of [default]
424 * testsuite/Makefile.am (all-local): Prime dejagnu site.exp file
425 with libmudflapth presence indicator.
426 * testsuite/Makefile.in: Regenerated.
428 2003-05-16 Frank Ch. Eigler <fche@redhat.com>
430 * Makefile.am (AM_CFLAGS): Remove "-ansi".
431 * configure.in: Remove silly no-pthreads => no-shared logic.
432 * Makefile.in, configure: Regenerated.
433 * mf-heuristics.c (__mf_heuristic_check): Remove reentrancy hacks.
434 * mf-hooks.c (BEGIN_PROTECT, END_PROTECT): Reorganize reentrancy
435 code. Count reentrancy events.
436 (all hook functions): Don't directly manipulate __mf_state variable.
437 Add TRACE calls to hook functions without them.
438 * mf-impl.h (LOCKTH): Try to count lock contention events.
439 (VERBOSE_TRACE, TRACE): Remove reentrancy hacks.
440 * mf-runtime.c (BEGIN_RECURSION_PROTECT, END_RECURSION_PROTECT):
441 Reorganize reentrancy code.
442 (external __mf_ entry points): Use RECURSION_PROTECT mechanism to
443 identify reentrancy with mutex holding times.
444 (internal __mfu_ entry points): Remove internal reentrancy code.
445 (__mf_init): Use ordinary locked calls.
446 (__mfu_report): Print the two new counts.
447 * testsuite/lib/libmudflap.exp: Filter out junk ld/pthreads messages.
448 * testsuite/libmudfap.cth/cthfrags.exp: New test driver.
449 * testsuite/libmudflap.cth/pass37-frag.c: New pthreads test.
450 * testsuite/libmudfap.cth/cfrags.exp: Adapt to new libmudflap
453 2003-05-09 Frank Ch. Eigler <fche@redhat.com>
455 * configure.in: Add pthread support, plus glibc and porting hacks.
456 * Makefile.am (LIBMUDFLAPTH): New conditional, to build -lmudflapth
457 from objects built into ./pth/.
458 * mf-runtime.c (__mfu_watch,register,...): Fork new unlocked
459 functions for internal entry points. Update callers to pick
460 locked vs. unlocked variants.
461 (__mf_resolve_single_dynamic): Extend to support symbol versioning
462 info coming in from a static data structure.
463 (*): Reorder miscellaneous declarations to group data vs functions.
464 (__mf_set_default_options): Simplify.
465 (__mf_usage): Mention threading status of host executable.
466 * mf-impl.h: Move max/min decls here. Reorganize __mf_dynamic
467 decls to match above.
468 (LOCKTH, UNLOCKTH): New macros for Big Libmudflap Lock management.
469 * mf-heuristics.c: Choose between locked/unlocked calls. Add
470 some lock/unlock markers. Remove some unused code.
472 (pthread_create): New hook function.
473 (__mf_pthread_cleanup, _spawner): New helper functions.
474 * configure. aclocal.m4, config.h.in, Makefile.in: Regenerated.
476 2003-05-02 Frank Ch. Eigler <fche@redhat.com>
478 * testsuite/libmudflap.c/fail27-frag.c: Add more volatile flags.
480 2002-04-28 Frank Ch. Eigler <fche@redhat.com>
482 * Makefile.am (HOOKOBJS): Add *time related hooks.
483 * configure.in: Look for pthreads.h header.
484 * mf-hooks.c (asctime, ctime, gmtime, localtime): New wrappers.
485 * mf-runtime.c: Begin sketching some pthreads support.
486 (__mf_usage): Check for -lpthread presence.
487 (__mf_unregister): Confirm matching unregistration base.
488 (__mf_find_objects_rec): Reduce unnecessary recursion.
489 * mf-runtime.h.in: Add "nothrow" attribute to functions. Add
490 #defines for new hook functions.
491 * mf-impl.h: Corresponding changes.
492 * config.h.in, configure, Makefile.in: Regenerated.
494 2002-04-27 Diego Novillo <dnovillo@redhat.com>
496 * testsuite/libmudflap.c/fail1-frag.c: Add volatile
497 modifiers to prevent being optimized away.
498 * testsuite/libmudflap.c/fail10-frag.c: Likewise.
499 * testsuite/libmudflap.c/fail13-frag.c: Likewise.
500 * testsuite/libmudflap.c/fail14-frag.c: Likewise.
501 * testsuite/libmudflap.c/fail15-frag.c: Likewise.
502 * testsuite/libmudflap.c/fail2-frag.c: Likewise.
503 * testsuite/libmudflap.c/fail20-frag.c: Likewise.
504 * testsuite/libmudflap.c/fail3-frag.c: Likewise.
506 2003-04-15 Frank Ch. Eigler <fche@redhat.com>
508 * Makefile.am (libmudflap_la_LIBADD): Remove -ldl.
509 * configure.in: Look for uintptr_t and -ldl on target.
510 * mf-runtime.h.in: Adjust uintptr_t declaration logic.
511 * Makefile.in, aclocal.m4, configure, config.h.in: Regenerated.
512 * testsuite/Makefile.in: Regenerated.
513 * mf-runtime.c (__mf_sigusr1_respond): Tweak declaration and calls
514 for better C compliance.
516 2003-04-15 Frank Ch. Eigler <fche@redhat.com>
518 * mf-hooks.c (MF_VALIDATE_EXTENT): Remove unnecessary reentrancy
520 * mf-runtime.c (__mf_set_default_options): Turn off
521 check-initialization.
522 (__mf_describe_object): Shorten description.
523 * testsuite/libmudflap.c/fail25-frag.c: Turn on check-initialization.
525 2003-04-07 Frank Ch. Eigler <fche@redhat.com>
527 * mf-hooks.c (__mf_0fn_mmap): Correct return value, as per <rth>.
529 2003-04-02 Frank Ch. Eigler <fche@redhat.com>
531 * mf-hooks.c (BEGIN_PROTECT): Handle startup-time reentrant
533 (__mf_0fn_malloc ... _munmap): New dummy backup calls.
534 * mf-impl.h (CALL_BACKUP): New macros.
535 * mf-runtime.c (__mf_init): Tweak __mf_state during startup.
537 2003-03-31 Frank Ch. Eigler <fche@redhat.com>
539 * Makefile.am (AM_CFLAGS): Remove optimization flags.
540 (HOOKOBJS): Remove dlopen hook.
541 (libmudflap_la_LIBADD): Add -ldl.
542 * mf-hooks.c (dlopen): Remove hook.
543 * mf-impl.h (__mf_dynamic): Ditto.
544 * mf-runtime.c (__mf_resolve_dynamics): Ditto.
545 * Makefile.in: Regenerated.
547 2003-03-28 Frank Ch. Eigler <fche@redhat.com>
549 * configure.in: Check for target gettimeofday, signal, some headers.
550 * mf-impl.h (__mf_opts): Add new "sigusr1_report" field. Comment
551 out inop multi_threaded field.
552 * mf-runtime.c (options): Handle new "-sigusr1-report" option.
553 (__mf_set_options): Correct handling of "-help".
554 (__mf_sigusr1_respond): New function to manage SIGUSR1 response.
555 (__mf_check, __mf_register, __mf_unregister): Call it.
556 (__mf_insert_new_object, __mf_unregister): Respect HAVE_GETTIMEOFDAY.
557 (__mf_report_leaks): Make callable
558 (__mf_tree_analyze): Traverse in-order. Accumulate address bit
559 distribution statistics.
560 (__mf_adapt_cache): Rewrite shift guessing logic based on address
562 * config.h.in, configure: Regenerated.
563 * testsuite/libmudflap.c/fail27-frag.c: New test.
564 * testsuite/libmudflap.c/pass36-frag.c: New test.
566 2003-03-11 Frank Ch. Eigler <fche@redhat.com>
568 * mf-runtime.h.in: Tweak.
569 * Makefile.am, configure.in: Tweak mf-runtime.h generation some more.
570 Don't use intermediate files nor AC_OUTPUT-time postprocessing.
571 * Makefile.in, testsuite/Makefile.in, configure: Regenerated.
573 2003-03-10 Frank Ch. Eigler <fche@redhat.com>
575 * configure.in: Tweak generation of mf-runtime.h some more. It
576 needs to work from both config.status and configure.
577 * configure: Regenerated.
579 2003-03-10 Frank Ch. Eigler <fche@redhat.com>
581 * Makefile.am: Reorganize hook file building. Add auto dependencies.
582 * configure.in: Tweak generation of mf-runtime.h.
583 * mf-runtime.h.in: Add new __MF_TYPE_HEAP_I.
584 * mf-hooks.c (*): Adapt to initialized-heap object type.
585 * mf-impl.h: Tweak cemetary boundaries.
586 * mf-runtime.c (__mf_check): Adapt to new initialized-heap object
588 (__mf_insert_new_object, __mf_register, __mf_unregister): Ditto.
589 (__mf_describe_object, __mf_report_leaks, __mf_violation): Ditto.
590 * testsuite/lib/libmudflap.exp (includes): Include build tree.
591 * testsuite/libmudflap.c/pass{26,5}: Further adapt to initialization
593 * testsuite/.../fail{25,26}-frag.c: New tests.
594 * testsuite/.../pass{32,33,34,35}-frag.c: New tests.
595 * Makefile.in, configure: Regenerated.
597 2003-03-05 Frank Ch. Eigler <fche@redhat.com>
599 * mf-runtime.c (__mf_set_default_options): Turn on initialization
601 (__mf_insert_new_object): As a temporary hack, assume that new
602 objects registered on the stack start out initialized.
603 * testsuite/libmudflap.c/fail9,pass23,pass[6789]-*: Initialize
604 heap objects by hand.
606 2003-03-05 Frank Ch. Eigler <fche@redhat.com>
608 Switch to macro-style hooks for str*/mem*/b* functions.
609 * mf-runtime.h.in (__MF_TYPE_*): Moved some internal values out.
610 (mem*, str*, b*): Added macro-style hooks for _MUDFLAP case.
611 * mf-runtime.c: #include config.h to enable glibc backtraces again.
612 (__mf_set_default_options): Turn off heur_proc_map.
613 (*): Adapt to to macro-style hook functions.
614 (__mf_object_dead_head, __mf_object_cemetary): Correct bounds.
615 (__mf_check, __mf_register, __mf_unregister): Tweak tracing message.
616 (__mf_violation): Handle __MF_VIOL_WATCH.
617 * mf-impl.h (__MF_TYPE_*): Moved these internal values here.
618 (__mf_dynamic): Removed mem*/str*/b* functions.
619 (TRACE, VERBOSE_TRACE): Add reentrancy locking.
620 (WRAPPER2): New macro for macro-style hooks.
621 * mf-hooks.c: Convert mem*/str*/b* functions to simpler
623 (BEGIN_PROTECT): Tweak tracing vs reentrancy-lock ordering.
624 * mf-heuristics.c: Adapt to macro-style hook functions.
625 Correct some comments.
626 * testsuite/lib/mfdg.exp (dg-test): Simplify result string for
627 output pattern tests.
628 * testsuite/libmudflap.c/fail[89]-frag.c: Elaborate output test.
629 * testsuite/libmudflap.c++/c++frags.exp: Enable non-static tests.
631 2003-02-28 Frank Ch. Eigler <fche@redhat.com>
633 * testsuite/libmudflap.c/fail23-frag.c, pass30-frag.c: New tests
634 for global array registration.
635 * testsuite/libmudflap.c++/fail24-frag.cxx, pass31-frag.cxx: Ditto.
636 * testsuite/libmudflap.c++/c++frags.exp: Tweak -static multilib hack.
638 2003-02-27 Frank Ch. Eigler <fche@redhat.com>
640 * Makefile.am: Add gross make bug workarounds. Tweaked
641 SUBDIRS and AM_CFLAGS.
642 * Makefile.in: Regenerated.
644 2003-02-26 Frank Ch. Eigler <fche@redhat.com>
647 * configure.in (AC_PROG_CXX): Don't look for C++ any more.
648 * Makefile.am (TESTS): Remove simple automake testing.
649 * configure, Makefile.in: Regenerated.
650 (SUBDIRS): Include new testsuite/ directory.
651 * tests/*: Removed all files; moved bulk under:
652 * testsuite/*: New subdirectory tree.
653 * testsuite/libmudflap.c/cfrags.exp: New file, C test driver.
654 * testsuite/libmudflap.c++/c++frags.exp: New file, C++ test driver.
655 * testsuite/lib/libmudflap.exp: New file, derived from libstdc++.
656 * testsuite/lib/mfdg.exp: New file, derived from dejagnu.
657 * testsuite/config/default.exp: New file.
658 * testsuite/Makefile.am, Makefile.in: New files.
660 2003-01-29 Frank Ch. Eigler <fche@redhat.com>
662 * Makefile.am (TESTS_ENVIRONMENT): Remove redundant "-mode-check".
663 (TESTS): Add fail22 and pass29 tests.
664 * mf-runtime.h.in: Change API to take void*/size_t region parameters.
665 Add new access-type parameter for __mf_check. Move __MF_VIOL* out.
666 * mf-impl.h: Corresponding changes. Update CLAMP* macros for void*
667 values. Move __MF_VIOL* here.
668 * mf-runtime.c (*): Adapt to void*/size_t API in mf-runtime.h.
669 (check_initialization): New field in __mf_opts. Default off.
670 (read_count,write_count): New fields in __mf_object.
671 (__mf_check): Implement basic initialization checking.
672 (__mf_insert_new_object): Assume STATIC|GUESS regions are initialized.
673 (__mf_describe_object): Print new fields.
674 (__mf_violation): Identify check/read vs. check/write in messages.
675 * test/pass29-frag.c, test/fail22-frag.c: Basic tests for new
676 "-check-initialized" mudflap option.
677 * test/pass25-frag.c, test/fail21-frag.c: Adapt to API changes.
678 * mf-hooks.c (MF_VALIDATE_EXTENT): Add new access-type parameter.
679 Drop __FILE__/__LINE__ hack. Update callers.
680 (*): Adapt to new mf-runtime.h API.
681 * Makefile.in: regenerated.
683 2003-01-24 Frank Ch. Eigler <fche@redhat.com>
685 * configure.in: Build mf-runtime.h a more proper way.
686 * mf-hooks.c (strdup, strndup): Correct reentrancy logic.
687 * mf-runtime.c (verbose_violations): Turn on by default.
688 * mf-runtime.h.in: Remove some miscellaneous stuff ...
689 * mf-impl.h: ... and move it here.
690 * configure: Regenerated.
692 2003-01-22 Frank Ch. Eigler <fche@redhat.com>
694 * configure.in: Look for C++ compiler.
695 * test/*-frag.c, mf-driver.c: Reformatted with GNU indent and
696 fixed type warnings when built with C++.
697 * test/pass27-frag.cxx, pass28-frag.cxx: New C++ tests.
698 * Makefile.am (TESTS): Run them.
699 (*) Add new rules for building and running C++ tests.
700 (TESTFLAGS): Set new default to avoid libstdc++-v3 shlib issues.
701 * mf-runtime.h.in: Protect with extern "C".
702 * Makefile, configure: Regenerated.
704 2003-01-06 Frank Ch. Eigler <fche@redhat.com>
706 Portability improvements.
707 * configure.in: Look for glibc backtrace headers/functions.
708 * mf-hooks.c: Don't include <execinfo.h> any more.
709 * mf-runtime.c (__mf_set_options): Call more stdlib functions
711 (__mf_backtrace): Provide alternate baby implementation in
713 * test/mf-driver.c: Portability tweaks.
714 * acinclude.m4: New file, containing top level libtool.m4.
715 * aclocal.m4, configure, Makefile.in, config.h.in: Regenerated.
717 2002-12-19 Frank Ch. Eigler <fche@redhat.com>
719 * mf-runtime.h.in (HAVE_UINTPTR_T): Define unconditionally.
721 2002-11-08 Frank Ch. Eigler <fche@redhat.com>
723 * mf-runtime.c (options): Add new "wipe-heap", "wipe-stack"
725 (__mf_unregister): Implement stack/heap object wiping.
726 (__mf_set_options): Renamed from __mf_process_opts.
727 (__mf_uncache_object): Change arg type, correct callers.
728 * mf-impl.h: Corresponding changes.
729 * mf-hooks.c (realloc): Save/restore heap-wiping flag.
730 * mf-runtime.h.in (__mf_set_options): Extend public API.
731 * test/pass26-frag.c: New test for stack wiping.
732 * Makefile.am (TESTS): Run it.
733 * Makefile.in: Regenerated.
735 2002-11-07 Frank Ch. Eigler <fche@redhat.com>
737 * mf-runtime.h.in (__mf_watch, __mf_unwatch): Extend public API.
738 * mf-runtime.c (__mf_object_t): Add watching_p field.
739 (__mf_watch_or_not): New function to implement
740 object watch flagging.
741 (__mf_watch, __mf_unwatch): New wrappers for above.
742 (__mf_check, __mf_describe_object): Handle objects with watching_p.
743 (__mf_count_violation): Enlarge array.
744 (__mf_uncache_object): Renamed from __mf_remove_old_object. Don't
745 unlink object. Clear cache properly.
746 (__mf_unregister): Unlink object explicitly before uncaching.
747 * test/fail21-frag.c, pass25-frag.c: New tests.
748 * Makefile.in, aclocal.m4: Regenerated.
750 2002-11-05 Frank Ch. Eigler <fche@redhat.com>
752 * test/fail20-frag.c: New test for NULL pointer dereferencing.
753 * Makefile.am (TESTS): Add it.
754 * test/pass-stratcliff.c: Add decls of stpcpy.
755 * configure.in: Test for <stdint.h>. Generate mf-runtime.h in
756 build tree from config.h and new file mf-runtime.h.in.
757 * mf-runtime.h.in: Renamed from mf-runtime.h. Tweak uintptr_t decl.
758 * Makefile.in, configure, config.h.in: Regenerated.
759 * mf-hooks.c: Add #undef for wrapped glibc str*/mem* macros.
760 * mf-runtime.c (options, __mf_set_default_options): Support new
761 default "abbreviate" option.
762 (__mf_object.description_epoch): New field.
763 (__mf_describe_object): Conditionally abbreviate objects already
764 displayed in current epoch. Accept NULL input to increment epoch.
765 (__mf_fini, __mf_ini): Reset description epoch.
766 (__mf_register, __mf_unregister, __mf_adapt_cache, __mf_init): Ensure
767 that NULL pointer slot in lookup cache is invalidated. Register a
768 NOACCESS region around NULL.
769 * mf-impl.h: Corresponding changes.
771 2002-10-16 Frank Ch. Eigler <fche@redhat.com>
773 * test/fail19-frag.c, pass24-frag.c, pass-stratcliff.c: New tests.
774 * Makefile.am: Run them. Install mf-runtime.h.
775 * Makefile.in: Regenerated.
776 * mf-hooks.c: Add some markers for more missing functions.
777 * mf-runtime.c (__mf_adapt_cache): Experiment with a utilization-based
778 statistic to tune tune cache size (mask).
780 2002-10-01 Frank Ch. Eigler <fche@redhat.com>
782 * test/pass23-frag.c: New test for bit_field_ref expressions.
783 * Makefile.am, Makefile.in: Add new test.
784 * mf-hooks.c (mmap, munmap): Rewrite to track individual pages.
785 (MF_VALIDATE_EXTENT): Accept zero-size mem/str operations.
786 * mf-runtime.c (__mf_init): Register errno global.
787 (__mf_find_object): Removed function.
788 (__mf_check): Rewrite logic to support accesses across some
789 contiguous but distinctly registered objects.
790 (__mf_remove_old_object): Tolerate cache entries that span
793 2002-09-30 Frank Ch. Eigler <fche@redhat.com>
795 * test/pass21-frag.c, pass22-frag.c: New tests: alloca, bitfields.
796 * Makefile.am, Makefile.in: Run new tests.
797 * mf-hooks.c (alloca): Correct stack direction logic.
799 2002-09-26 Frank Ch. Eigler <fche@redhat.com>
801 * mf-impl.h (adapt_cache): New option.
802 * mf-runtime.c (__mf_set_default_options): Set its default value.
803 Tweak the tree_aging parameter down.
804 (__mf_check): Maintain separate counter for cache-adaptation.
805 (__mf_tree_analyze): New function to collect object tree stats.
806 (__mf_adapt_cache): New function to automate cache parameters.
808 2002-09-24 Frank Ch. Eigler <fche@redhat.com>
810 * mf-heuristics.c (__init_misc, __mf_heuristic_check): Add
811 hypothetical #if-0'd argv/envp region registration.
812 * mf-runtime.c (__mf_init): Add kludged form of above.
813 (*) Add "heur_argv_environ" flag, default on, to govern this.
814 * mf-impl.h: Corresponding changes.
816 2002-09-20 Frank Ch. Eigler <fche@redhat.com>
818 * test/fail18-frag.c: New test file for NOACCESS regions.
819 * Makefile.am (TESTS): Add new test.
820 * Makefile.in: Regenerated.
822 * mf-heuristics.c (__mf_heuristics_check): Correct deja_vu logic.
823 * mf-impl.h (tree_aging): Add new mudflap_option, default 1000000.
824 (optimize_object_tree): Remove unused mudflap_option.
825 * mf-runtime.h (__MF_TYPE_NOACCESS): New region type. Add printing
826 support throughout. Use .._MAX_CEM for cemetary upper bound.
827 * mf-runtime.c (__mf_init): Register __mf_* globals as NOACCESS
829 (__mf_object): Add new liveness field for use by tree aging.
830 (__mf_check): Trigger tree aging when needed.
831 (__mf_age_tree): New function to decay liveness field.
832 (__mf_find_objects_rec): Use liveness field to rotate tree.
833 (__mf_insert_new_object): Only provide backtrace for HEAP objects.
834 (__mf_unregister): Ditto.
835 (__mf_register): Tweak duplicate-static message.
836 (__mf_violation: Tweak nearby-object counter printing.
838 2002-09-16 Frank Ch. Eigler <fche@redhat.com>
840 * test/pass20-frag.c: New test file.
841 * Makefile.am (TESTS): Reorganize. Add pass20 test.
842 * Makefile.in: Regenerated.
844 * mf-impl.h (TRACE_IN, TRACE_OUT): Remove macros. Update callers.
845 * mf-hooks.c (BEGIN_PROTECT): Add hook tracing here.
846 * mf-heuristic.c (__mf_heuristic_check): Track seen /proc/self/map
847 entries to avoid repeat registration.
848 * mf-runtime.c (__mf_object_cemetary): Don't bother bury GUESS regions.
849 (__mf_register, __mf_unregister): Rewrite GUESS handling logic.
851 2002-09-09 Frank Ch. Eigler <fche@redhat.com>
853 * Makefile.am: Create test sources with #include, not cat>>.
854 * Makefile.in: Regenerated.
855 * test/buildtest.sh: Removed.
856 * test/driver.c (abort_handler, main): Be quiet.
858 2002-09-06 Frank Ch. Eigler <fche@redhat.com>
860 * test/pass18-frag.c, pass19-frag.c: New tests.
861 * Makefile.am (check): Run them. Rebuild test programs each time.
862 * Makefile.in: Regenerated.
864 2002-09-06 Frank Ch. Eigler <fche@redhat.com>
866 * mf-runtime.c (__mf_register): Correct SEGV-inducing error in
867 overlapping object search.
868 (__mf_violation): Likewise for nearby objects.
869 Improve nearby-object listing.
872 * mf-runtime.c, mf-hooks.c: Remove "{{{"/"}}}" folding marks.
873 * mf-heuristics.c (__mf_heuristic_check): Tweak message.
875 2002-09-03 Frank Ch. Eigler <fche@redhat.com>
878 * Makefile.am (AM_CFLAGS): New definition of needed settings.
879 (HOOKOBJS): Add alloca-hook.o.
880 * mf-hooks.c (alloca): New function to implement alloca in libiberty
882 * mf-runtime.c (__mf_report): Call alloca(0) to flush remaining blocks.
883 (__mf_backtrace): Reimplement without using alloca.
884 * Makefile.in: Regenerated.
887 * mf-hooks.c: Use VERBOSE_TRACE throughout instead of fprintf(stderr).
888 Correct signedness bugs in length-tracking variables.
889 * mf-impl.h: Make options unsigned.
890 (CALL_WRAP): New macro to parallel CALL_REAL().
891 (DECLARE): Remove erroneous ";" at end.
892 * mf-runtime.c, mf-hooks.c, mf-heuristics.c: Replace remaining %p
893 formatting specs with %08lx. Correct several compiler warnings.
895 2002-08-28 Frank Ch. Eigler <fche@redhat.com>
897 * mf-runtime.c (__mf_violation): Try harder to locate nearby objects.
899 2002-08-27 Frank Ch. Eigler <fche@redhat.com>
901 libmudflap hook breakup:
902 * Makefile.am (TESTS_ENVIRONMENT): Add ../../gcc to LD_LIBRARY_PATH
904 (TESTS): Make dependent on libmudflap.
905 (HOOKOBJS): Break up mf-hooks.o into many little hook objects,
906 compiled from segments of mf-hooks.c.
907 * mf-hooks.c: Corresponding changes: wrap each function in
909 * Makefile.in: Regenerated.
911 Heuristics reorganization:
912 * mf-heuristics.c (__mf_register_ro_sections, __mf_init_heuristics):
913 Remove these functions. Update callers.
914 (__mf_heuristic_check): Incorporate all the various heuristics.
915 Encode cacheability/retry judgement into trinary return value.
916 Separate start-end logic into a separate fallback heuristic. Only
917 register relevant /proc/self/map segments.
918 * mf-impl.h: Corresponding changes.
919 * mf-runtime.c (__mf_check): Reorganize heuristics fallback logic.
920 (__mf_init): Don't call __mf_init_heuristics.
923 * mf-heuristics.c, mf-runtime.c: Use new MUDFLAP_OPTION
924 "-verbose-trace" to emit all tracing messages other than those of
925 basic public api. Eliminate some duplicate/excessive messages.
926 * mf-runtime.h: Corresponding changes.
928 2002-08-27 Graydon Hoare <graydon@redhat.com>
930 * mf-impl.h (WRAPPER): Change to create linker aliases for __wrap
931 and __real when compiled with -DPIC.
932 * mf-hooks.c (WRAPPER): Change all uses of WRAPPER macro slightly.
933 * Makefile.am (AUTOMAKE_OPTIONS): Fix LD_LIBRARY_PATH for tests.
934 * Makefile.in: Regenerate.
936 2002-08-26 Graydon Hoare <graydon@redhat.com>
938 * mf-impl.h: New file, private implementation header.
939 * mf-runtime.h: Reorganize a bit.
940 (CLAMPSZ): Fix arithmetic.
941 (__MF_CACHE_MISS_P): Fix arithmetic.
942 * mf-runtime.c: Reorganize a bit.
943 (__mf_dynamic): New structure.
944 (resolve_single_dynamic): New function.
945 (__mf_resolve_dynamics): New function.
946 (__mf_init): Initialize dynamic wrappers.
947 * mf-hooks.c: Macro-ize __real calls.
948 Clamp various bits of arithmetic.
949 Add explicit __mf_check call contexts.
950 * Makefile.am: Add dependencies on mf-impl.h
951 * Makefile.in: Regenerate.
952 * configure.in: Comment out shared override.
953 * configure: Regenerate.
955 2002-08-22 Graydon Hoare <graydon@redhat.com>
957 * mf-runtime.c (__mf_process_opts): Sanity-check free_queue_length.
958 (__mf_check): Re-inialize and check heuristics before violation.
959 (__mf_register): Permit updating pure-guess regions.
960 * mf-hooks.c (__wrap_free): Correct some free queue logic.
961 (__wrap_dlopen): New wrapper function.
962 (__wrap_mmap): New wrapper function.
963 (__wrap_munmap): New wrapper function.
964 * mf-heuristics.c (__mf_register_ro_sections): Register *all* regions
965 which are not stack addresses.
966 (is_stack_address): New function.
967 (__mf_init_heuristics): Save and restore state, always initialize with
970 2002-08-21 Frank Ch. Eigler <fche@redhat.com>
972 * mf-hooks.c (MF_VALIDATE_EXTENT): Rewrite to correct off-by-one
973 error. Pass location string.
974 (wrap_strcpy, wrap_strncpy): Remove extra %s in trace strings.
975 * mf-runtime.c (options): Add lc-mask, lc-shift options.
976 (__mf_process_opts): Apply some sanity checking for lc-mask.
977 (__mf_check, __mf_violation): Take new location-string argument.
978 Update callers to pass NULL if necessary.
979 (__mf_backtrace): New smart backtracer function. Calls replace
980 several ad-hoc blocks elsewhere.
981 (__mf_describe_object): Remove bad reentrancy test. Improve
983 * mf-runtime.h: Corresponding changes. Public/private markup.
984 (__MF_CACHE_MISS_P): New macro.
986 2002-08-20 Graydon Hoare <graydon@redhat.com>
988 * mf-runtime.h: New option: stack_bound (heuristic).
989 Move some macros out of implementation files.
990 * mf-runtime.c: New option string: -stack-bound.
991 Unify recursion protection with hooks.
993 (__mf_check): Call __mf_heuristic_check.
994 (__mf_process_opts): Fix "no-" processing.
995 * mf-heuristics.c (__mf_heuristic_check): New function.
996 * mf-hooks.c: Much off-by-one fixing, recursion protection.
998 2002-08-20 Frank Ch. Eigler <fche@redhat.com>
1000 Option parsing improvements, region splitting bug fixes:
1001 * mf-heuristics.c (__mf_register_ro_sections): Add warned casts.
1002 * mf-runtime.h (heur_proc_map): New libmudflap option.
1003 * mf-runtime.c (__mf_set_default_options): Set it.
1004 (__mf_usage): Print default values/status.
1005 (__mf_process_opts): Support general "no-" option string prefix.
1006 (__mf_init): Print __mf_usage on unknown-option error.
1007 (__mf_register): Print trace message up front.
1008 Correct region splitting logic for case where a subregion disappears.
1009 Correct memory leak.
1010 (__mf_violation): Make even basic message conditional on option.
1013 * Makefile.am (TESTS_ENVIRONMENT): Add -no-heur-proc-map.
1014 (clean-local): New target.
1015 (test/*x rules): Add -g CFLAGS.
1016 (CFLAGS): Add -freorder-blocks.
1017 (MFCONFIG_CFLAGS, INCLUDE): Remove unneeded settings.
1018 * Makefile.in: Regenerated.
1019 * Makefile, mf-config.h: Removed files.
1021 2002-08-16 Graydon Hoare <graydon@redhat.com>
1023 * mf-runtime.c (__mf_insert_new_object): Factor out of
1025 (__mf_remove_old_object): Factor out of __mf_unregister.
1026 (__mf_register): Handle guessed regions, splitting
1027 guesses when new registrations arrive.
1028 (__mf_unregister): Do not unregister guesses.
1029 * mf-runtime.h: Move convenience macros around,
1030 declare new option fields. Add __MF_TYPE_GUESS.
1031 * mf-hooks.c (__wrap_*alloc): Use crumple zones.
1032 (__wrap_free): Call __real_free for deferred frees.
1033 * Makefile.am: Add more tests, fix dependency.
1034 * Makefile.in: Regenerate.
1035 * test/pass[13..17]-frag.c: New testcases.
1036 * test/fail[13..17]-frag.c: New testcases.
1038 2002-08-15 Graydon Hoare <graydon@redhat.com>
1040 * mf-heuristics.c: New file.
1041 * mf-runtime.c (options): Add -trace-calls option.
1042 (__mf_init): Call __mf_init_heuristics.
1044 2002-08-14 Graydon Hoare <graydon@redhat.com>
1046 * Makefile.am (TESTS): Add testsuite support.
1047 * Makefile.in: Regenerate.
1048 * test/mf-driver.c: New file.
1049 * test/buildtest.sh: New file.
1050 * test/passNN-frag.c: New testcases.
1051 * test/failNN-frag.c: New testcases.
1053 2002-08-14 Graydon Hoare <graydon@redhat.com>
1055 * mf-hooks.c: Change __real_strlen() to __real_strlen()+1 when
1056 verifying non-size-limited string extents.
1058 2002-08-14 Frank Ch. Eigler <fche@redhat.com>
1060 * mf-hooks.c: Make __wrap string* functions use __real_str[n]len
1061 instead of plain str[n]len for internal checks.
1062 * mf-runtime.c (__mf_violation): Print optional stack traceback.
1064 2002-08-14 Frank Ch. Eigler <fche@redhat.com>
1066 * mf-hooks.c: Remove #if-0 around hooks that are now ld-wrapped.
1068 2002-08-13 Graydon Hoare <graydon@redhat.com>
1070 * mf-runtime.c: Rework configuration to operate on
1071 environment variable options rather than #defines
1072 (__mf_violation): Add simple fork-a-gdb violaiton mode.
1073 (__mf_init): Set static __mf_active_p flag on startup,
1074 to inhibit mudflap wrap-based checking during crt0.s.
1075 * mf-runtime.h: Declare options structure.
1076 * mf-hooks.c: New wrappings for mem*, b*, str*
1077 libc functions (temporarily #if 0-ed out).
1079 2002-08-12 Frank Ch. Eigler <fche@redhat.com>
1081 * Makefile.am, configure.in: New files.
1082 * Makefile.in, Makefile, configure, config.h.in: New generated files.
1083 * stamp-h.in, aclocal.m4: Ditto.
1085 2002-08-08 Frank Ch. Eigler <fche@redhat.com>
1087 * Makefile: New file.
1088 * mf-config.h: New file: runtime configuration.
1089 * mf-hooks.c: New file: interposed libc functions.
1090 * mf-runtime.c: New file: bulk of runtime.
1091 * mf-runtime.h: New file: public functions.