1 2005-06-15 Paolo Bonzini <bonzini@gnu.org>
3 * .cvsignore: New file.
5 2004-06-10 Stephen Crowley <stephen.crowley@sbcglobal.net>
8 * mf-hooks2.c (semctl): Add cygwin porting hack.
10 2004-06-09 Frank Ch. Eigler <fche@redhat.com>
13 * configure.in: Look for ctype header and glibc implementation.
14 * mf-hooks2.c (__ctype_{b,toupper,tolower}_loc): Sample ctype
15 array hooks for glibc 2.3.
16 * mf-runtime.h.in: Wrap them.
17 * mf-runtime.c (__mf_init): Leave marker regarding other ctype
19 * testsuite/libmudflap.c/pass47-frag.c: New test.
20 * configure, config.h.in: Regenerated.
22 2004-06-04 Frank Ch. Eigler <fche@redhat.com>
24 Portability improvements, e.g., libmudflap/15293.
25 * configure.in: Look for glibc extension functions. Look for
26 support of -f{function,data}-sections. Look for more headers.
27 Create testsuite/mfconfig.exp. Correct more "test x.." thinkos.
28 * Makefile.am: Use $(SECTION_FLAGS). Collapse piecemeal-compiled
29 mf-hooks* into usual single object per source.
30 * mf-hooks*.c: Remove all #if WRAP_foo conditionals.
31 * mf-hooks2.c: #include a bunch more system headers. Define strnlen
32 if system doesn't provide one.
33 * mf-hooks3.c (struct pthread_info): Add stack_*_alloc fields.
34 (pthread_create): Use it to properly GC dead thread stacks.
35 * mf-runtime.c (__mf_violation): Correct snprintf type warning.
36 * testsuite/Makefile.am: Stop generating site.exp.
37 * testsuite/mfconfig.exp.in: New file.
38 * testsuite/config/default.exp: Load new mfconfig.exp.
39 * testsuite/lib/libmudflap.exp (libmudflap-init): Add extra libraries.
40 (prune_gcc_output): Add glibc static linking warnings.
41 * testsuite/libmudflap.*/*frags.exp: Enumerate needed -lmudflap* libs.
42 * testsuite/libmudflap.c/pass46-frag.c: Ditto.
43 * configure, Makefile, aclocal.m4, config.h.in, testsuite/Makefile.in:
44 Regenerated with autoconf 2.57 and automake 1.7.
46 2004-06-04 Per Bothner <per@bothner.com>
48 * configure.in (LIBMUDFLAPTH): Fix thinko.
50 * configure.in: Check for more headers.
51 * mf-hooks2.c: Conditionalize on HAVE_SYS_SOCKET_H etc.
53 * mf-runtime.c: In two places conditionalize on SIUSR1 rather than
54 HAVE_SIGNAL as mingw has signal.h but not SIUSR1.
56 2004-06-01 Andreas Jaeger <aj@suse.de>
58 * configure.in: Handle multilibs, support
59 --enable-version-specific-runtime-libs.
60 * Makefile.am (lib_LTLIBRARIES): Rename to ...
61 (toolexeclib_LTLIBRARIES): this for multilib support.
62 * Makefile.in: Regenerated.
63 * configure: Regenerated.
64 * aclocal.m4: Regenerated.
65 * config.h.in: Regenerated.
66 * testsuite/Makefile.in: Regenerated.
68 2004-06-01 Andreas Jaeger <aj@suse.de>
70 * testsuite/lib/libmudflap.exp (libmudflap-init): Handle
71 multilibs, using multilib directory instead of hardcoded path.
74 2004-05-21 Frank Ch. Eigler <fche@redhat.com>
76 * Makefile.am (AM_MAKEFLAGS): Pass RUNTESTFLAGS.
79 2004-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
81 * acinclude.m4 (lt_cv_deplibs_check_method): Use pass_all on sh*.
82 * aclocal.m4, configure: Rebuilt.
84 2004-05-17 Frank Ch. Eigler <fche@redhat.com>
86 * lib/libmudflap.exp (libmudflap-init): For C++ test cases only,
87 import some build settings from libstdc++-v3 testsuite_flags.
88 * .../cfrags.exp, .../c++frags.exp, .../cthfrags.exp: Corresponding
89 changes to pass test language.
91 * mf-runtime.c (__mfu_check): Poison the cache with antidote for
92 quicker mode-nop handling.
94 2004-03-25 Frank Ch. Eigler <fche@redhat.com>
96 * mf-impl.h: Added libgcc license header.
98 2004-03-20 Frank Ch. Eigler <fche@redhat.com>
100 * mf-hooks[123].c, mf-runtime.c, mf-heuristics.c:
101 Added libgcc license header.
102 * mf-hooks3.c (__mf_0fn_pthread_create): Correct arg constness.
103 (pthread_create): Simplify stack allocation syntax.
105 2004-03-08 Loren J. Rittle <ljrittle@acm.org>
107 * mf-hooks2.c: Support FreeBSD.
108 (WRAP_gets): Avoid gets().
109 * testsuite/libmudflap.c/pass-stratcliff.c: Do not
110 test unimplemented mem/str calls on FreeBSD.
111 * testsuite/libmudflap.c/pass21-frag.c: Do not include
112 <alloca.h> on FreeBSD.
114 2004-01-30 Frank Ch. Eigler <fche@redhat.com>
116 * testsuite/libmudflap.c/pass36-frag.c: Add missing free() call.
117 * testsuite/libmudflap.c/pass46-frag.c: New test for -fmudflapir.
118 * testsuite/libmudflap.cth/cthfrags.exp: Add -DSTATIC to compiler
119 flags for static linking permutation.
120 * testsuite/libmudflap.cth/pass40-frag.c: When -DSTATIC, avoid
121 some pthreads code that croaks on linux glibc tls.
123 2004-01-27 Frank Ch. Eigler <fche@redhat.com>
125 * testsuite/libmudflap.c/fail31-frag.c, pass45-frag.c: New tests.
127 2004-01-15 Frank Ch. Eigler <fche@redhat.com>
129 * testsuite/libmudflap.c/pass44-frag.c: New test.
131 2004-01-12 Frank Ch. Eigler <fche@redhat.com>
133 * testsuite/libmudflap.c/fail{28,29,30}-frag.c: New tests.
135 2004-01-08 Frank Ch. Eigler <fche@redhat.com>
137 * testsuite/libmudflap.c/pass43-frag.c: Added missing program rc.
139 2003-12-11 Frank Ch. Eigler <fche@redhat.com>
141 * testsuite/libmudflap.c/pass42-frag.c, pass43-frag.c: New tests.
143 2003-12-08 Andrew Pinski <pinskia@physics.uc.edu>
146 * configure.in: Add check for see if
147 socklen_t typedef is in sys/socket.h.
148 * mf-hooks1.c: Add define if socklen_t
150 * mf-hooks2.c: Likewise.
151 * mf-hooks3.c: Likewise.
152 * config.h.in: Regen.
155 2003-12-08 Frank Ch. Eigler <fche@redhat.com>
157 * mf-runtime.c (__mf_watch_or_not): Tweak tracing message.
158 * testsuite/libmudflap.c/fail21-frag.c: Defeat aliasing
160 * testsuite/libmudflap.c/pass25-frag.c: Ditto.
161 * testsuite/libmudflap.c/pass26-frag.c: Tolerate non-overlapping
162 (unoptimized) allocation of stack space.
164 2003-12-07 Richard Henderson <rth@redhat.com>
166 * testsuite/libmudflap.c/fail23-frag.c (main): Adjust addend to 11.
167 * testsuite/libmudflap.c/fail27-frag.c (foo): Mark noinline.
169 2003-12-06 Andrew Pinski <apinski@apple.com>
171 partial PR libmudflap/12670
172 * mf-hooks1.c: Respect Darwin checks. Conditionalize POSIX_SOURCE.
173 * mf-hooks2.c: Likewise.
174 * mf-hooks3.c: Likewise.
176 2003-11-19 Frank Ch. Eigler <fche@redhat.com>
179 * mf-runtime.h.in: Switch to #pragma redefine_extname for
180 symbols interposed at compile time.
181 * testsuite/libmudflap.c++/pass41-frag.cxx: New test.
184 * mf-hooks2.c (semctl): Tolerate FreeBSD.
186 * configure.in: Reorganize check for <pthread.h>.
187 * configure: Regenerated.
189 2003-11-04 David Edelsohn <edelsohn@gnu.org>
191 * mf-runtime.c (_ALL_SOURCE): Define for AIX.
192 (_LARGE_FILE_API): Define for AIX.
193 * mf-hooks[123]: Same.
194 (_XOPEN_SOURCE_EXTENDED): Define to 1 for AIX.
196 2003-10-21 David Edelsohn <edelsohn@gnu.org>
198 * mf-runtime.c (_XOPEN_SOURCE_EXTENDED): Define to 1 for AIX.
200 2003-07-29 Frank Ch. Eigler <fche@redhat.com>
202 2003-07-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
204 * configure.in: Update check for union semun.
206 2003-07-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
209 * mf-hooks2.c [WRAP_semctl]: Fix check for HAVE_UNION_SEMUN.
211 2003-07-29 Frank Ch. Eigler <fche@redhat.com>
214 * configure.in: Add checks for 64-bit LFS functions, struct semun
215 definition, for BSD compatibility.
216 * mf-hooks1.c: Respect BSD checks. Conditionalize POSIX_SOURCE.
217 * mf-hooks2.c: Ditto. Include <strings.h> for bcmp* decls.
218 * mf-hooks3.c: Ditto.
219 (pthread_create): Try MAP_ANON on platforms without the MAP_ANONYMOUS
221 * configure, config.h.in: Regenerated.
223 2003-07-23 Frank Ch. Eigler <fche@redhat.com>
225 Multithreading fixes:
226 * mf-runtime.c (__mf_object): Store allocating/deallocating
228 (options): Support new "-thread-stack" option.
229 Rename "-heur-argv-environ" option to "-heur-stdlib".
230 Disable "-lc-mask" and "-lc-shift" options.
231 (__mf_dynamic): Add function pointers for pthread_join/_exit.
232 (__assert_fail): New self-contained function for glibc.
233 * mf-hooks3.c: Essentially rewritten, particularly related to
234 use of __mf_pthread_info array.
235 (pthread_join, _exit): New hook functions.
236 * mf-impl.h (BEGIN_PROTECT): Handle starting_p case.
237 * testsuite/libmudflap.cth/pass40-frag.c: New test.
240 * mf-heuristics.c: Add type casts for tracing, sub calls.
241 * mf-impl.h (BEGIN_PROTECT): Redefine to omit result type.
242 Update all callers to declare explicit result holder.
243 (END_PROTECT): Removed.
244 * testsuite/*/*frags.exp: Clean up default MUDFLAP_OPTIONS.
246 2003-07-15 Diego Novillo <dnovillo@redhat.com>
248 * testsuite/libmudflap.c/fail21-frag.c: Add volatile modifiers.
249 * testsuite/libmudflap.c/fail15-frag.c: Likewise.
250 * testsuite/libmudflap.c/fail13-frag.c: Likewise.
252 2003-07-04 Frank Ch. Eigler <fche@redhat.com>
254 * mf-hooks1.c, 2.c, 3.c: New file, splits up content from old ...
256 * mf-impl.h (MF_VALIDATE_EXTENT, BEGIN_PROTECT, END_PROTECT):
257 Move these macros from old mf-hooks.c here.
258 * Makefile.am: Adapt to split-up hook sources for faster builds.
259 * Makefile.in: Regenerated.
261 * mf-heuristics.c: Remove #if-0 block.
263 * mf-impl.h (__mf_state): Reorganize declaration and implementation.
264 (__mf_starting_p): New state only for use while dlsym bootstrapping.
265 (CALL_REAL, __mf_init): Corresponding changes.
266 (TRACE, VERBOSE_TRACE): Include thread id and "mf:" prefix. Update
267 all callers to remove redundant "mf:" prefix.
268 * mf-runtime.h.in: #define a few reentrancy macros for libmudflapth.
269 * mf-hooks3.c: Rewrite chunks to support per-thread __mf_state value.
270 (__mf_pthread_info): Become a hash table.
272 * testsuite/lib/mfdg.exp: Support new "dg-timeout" and
273 "dg-repetitions" directives to control test case execution.
274 * testsuite/libmudflap.cth/pass37-frag.c: Add timeout and repeat
276 * testsuite/libmudflap.cth/pass39-frag.c: Ditto for this new test.
278 2003-06-25 Frank Ch. Eigler <fche@redhat.com>
280 * mf-hooks.c (alloca): Separate into stub.
281 (__mf_wrap_alloca_indirect): New function. Use CALL_REAL
282 malloc/free for alloca blocks.
283 (pthread_create): Tolerate failing pthread_attr_get* calls.
284 * mf-runtime.c (__mf_fini): Call __mf_wrap_alloca_indirect.
285 * mf-impl.h (CALL_WRAP): Remove macro.
286 * testsuite/libmudflap.c/pass21-frag.c: Include <alloca.h>.
287 * testsuite/libmudflap.c/pass23-frag.c: Include more struct
288 padding for ia64 BIT_FIELD_REF constructs.
290 2003-06-19 Frank Ch. Eigler <fche@redhat.com>
292 * mf-hooks.c (struct pthread_info): Add "thread_errno" field.
293 (__mf_pthread_spawner, __mf_pthread_cleanup): Use it with GUESS
294 libmudflap object type.
295 * mf-runtime.c (__mfu_unregister): Correct cemetary logic to avoid
296 crashes on unregistering STATIC objects.
298 2003-06-17 Frank Ch. Eigler <fche@redhat.com>
300 Based on patch from Eyal Lebedinsky <eyal@eyal.emu.id.au>:
301 * mf-hooks.c (__mf_pthread_spawner): Register thread errno.
302 (time, strerror, fopen, fopen64, fclose, fread): New hooks.
303 (fwrite, fgetc, fgets, getc, gets, ungetc, fputc): New hooks.
304 (fputs, putc, puts, clearerr, feof, ferror, fileno): New hooks.
305 (printf, fprintf, sprintf, snprintf, vprintf, vfprintf): New hooks.
306 (vsprintf, vsnprintf, access, remove, fflush, fseek): New hooks.
307 (fseeko64, ftell, ftello64, rewind, fgetpos, fsetpos): New hooks.
308 (stat, stat64, fstat, lstat, mkfifo, setvbuf, setbuf): New hooks.
309 (setvbuf, opendir, closedir, readdir, recv, recvfrom): New hooks.
310 (recvmsg, send, sendto, sendmsg, setsockopt, getsockopt): New hooks.
311 (accept, bind, connect, gethostname, sethostname): New hooks.
312 (gethostbyname, wait, waitpid, popen, pclose, execve): New hooks.
313 (execv, execvp, system, dlopen, dlclose, dlerror, dlsym): New hooks.
314 (semop, semctl, shmctl, shmat, shmdt): New hooks.
315 * mf-runtime.h.in: Corresponding changes.
316 * mf-runtime.c (__mf_ini): Register stdio objects. Use STATIC type.
317 (opts) Rename heur_argv_environ to heur_std_data.
318 (__mf_wrap_main): Use STATIC type for argv/environ strings.
319 * Makefile.am: Corresponding changes.
320 * Makefile.in: Regenerated.
322 2003-06-11 Frank Ch. Eigler <fche@redhat.com>
324 * mf-heuristics.c (__mf_heuristic_check): Disable stack_bounds
325 heuristic for threaded case, and for non-x86-linux targets.
326 * mf-hooks.c (__mf_0fn_calloc): Provide a working dummy implementation
327 for use during pre-main() program startup.
328 (__mf_0fn_*): Make these functions non-static.
329 * mf-impl.h (DECLARE, CALL_REAL): Support calls to 0fn backup hook
331 * mf-runtime.c (__mf_state): Set initial state to "starting".
332 (__mf_resolve_single_dynamic): Tolerate repeated calls for same symbol.
333 (__wrap_main): New function to register argv[] and environ[] strings.
335 (*): In all trace functions, use "%p" as formatter for uintptr_t.
337 * testsuite/libmudflap.c/pass38-frag.c: New test case.
338 * testsuite/libmudflap.cth/pass37-frag.c: Improved test.
340 * acinclude.m4: Add comments with aoliva's concerns about x86_64
342 * aclocal.m4, configure: Regenerated.
344 2003-06-04 Frank Ch. Eigler <fche@redhat.com>
346 * acinclude.m4: Correct typo in AC_MSG_CHECKING.
347 * aclocal.m4, configure: Regenerated.
349 2003-06-03 Frank Ch. Eigler <fche@redhat.com>
351 * acinclude.m4: Force "pass_all" deplibs_check_method for libtool
352 for x86_64 target. Disable caching for this value.
353 * aclocal.m4, configure: Regenerated.
355 2003-06-02 Frank Ch. Eigler <fche@redhat.com>
357 * testsuite/libmudflap.c/pass38-frag.c: Deleted. -fwritable-strings
358 is about to become deprecated, and its present handling bugs are
361 2003-05-30 Frank Ch. Eigler <fche@redhat.com>
363 * testsuite/libmudflap.c/pass38-frag.c: New test for
366 2003-05-23 Frank Ch. Eigler <fche@redhat.com>
368 * mf-runtime.c (__mf_sigusr1_handle): Call unlocked variant of
369 __mf_report, asserting reentrant calling context.
371 2003-05-23 Frank Ch. Eigler <fche@redhat.com>
373 * mf-hooks.c (realloc): Correct reentrancy logic.
374 * testsuite/libmudflap.c/hook-allocstuff.c: New test case.
376 2003-05-20 Frank Ch. Eigler <fche@redhat.com>
378 * mf-hooks.c (LIBMUDFLAPTH_THREADS_MAX): New macro, replaces
379 PTHREAD_THREADS_MAX. Update users.
380 * mf-runtime.c (__mf_usage): Print [active] instead of [default]
382 * testsuite/Makefile.am (all-local): Prime dejagnu site.exp file
383 with libmudflapth presence indicator.
384 * testsuite/Makefile.in: Regenerated.
386 2003-05-16 Frank Ch. Eigler <fche@redhat.com>
388 * Makefile.am (AM_CFLAGS): Remove "-ansi".
389 * configure.in: Remove silly no-pthreads => no-shared logic.
390 * Makefile.in, configure: Regenerated.
391 * mf-heuristics.c (__mf_heuristic_check): Remove reentrancy hacks.
392 * mf-hooks.c (BEGIN_PROTECT, END_PROTECT): Reorganize reentrancy
393 code. Count reentrancy events.
394 (all hook functions): Don't directly manipulate __mf_state variable.
395 Add TRACE calls to hook functions without them.
396 * mf-impl.h (LOCKTH): Try to count lock contention events.
397 (VERBOSE_TRACE, TRACE): Remove reentrancy hacks.
398 * mf-runtime.c (BEGIN_RECURSION_PROTECT, END_RECURSION_PROTECT):
399 Reorganize reentrancy code.
400 (external __mf_ entry points): Use RECURSION_PROTECT mechanism to
401 identify reentrancy with mutex holding times.
402 (internal __mfu_ entry points): Remove internal reentrancy code.
403 (__mf_init): Use ordinary locked calls.
404 (__mfu_report): Print the two new counts.
405 * testsuite/lib/libmudflap.exp: Filter out junk ld/pthreads messages.
406 * testsuite/libmudfap.cth/cthfrags.exp: New test driver.
407 * testsuite/libmudflap.cth/pass37-frag.c: New pthreads test.
408 * testsuite/libmudfap.cth/cfrags.exp: Adapt to new libmudflap
411 2003-05-09 Frank Ch. Eigler <fche@redhat.com>
413 * configure.in: Add pthread support, plus glibc and porting hacks.
414 * Makefile.am (LIBMUDFLAPTH): New conditional, to build -lmudflapth
415 from objects built into ./pth/.
416 * mf-runtime.c (__mfu_watch,register,...): Fork new unlocked
417 functions for internal entry points. Update callers to pick
418 locked vs. unlocked variants.
419 (__mf_resolve_single_dynamic): Extend to support symbol versioning
420 info coming in from a static data structure.
421 (*): Reorder miscellaneous declarations to group data vs functions.
422 (__mf_set_default_options): Simplify.
423 (__mf_usage): Mention threading status of host executable.
424 * mf-impl.h: Move max/min decls here. Reorganize __mf_dynamic
425 decls to match above.
426 (LOCKTH, UNLOCKTH): New macros for Big Libmudflap Lock management.
427 * mf-heuristics.c: Choose between locked/unlocked calls. Add
428 some lock/unlock markers. Remove some unused code.
430 (pthread_create): New hook function.
431 (__mf_pthread_cleanup, _spawner): New helper functions.
432 * configure. aclocal.m4, config.h.in, Makefile.in: Regenerated.
434 2003-05-02 Frank Ch. Eigler <fche@redhat.com>
436 * testsuite/libmudflap.c/fail27-frag.c: Add more volatile flags.
438 2002-04-28 Frank Ch. Eigler <fche@redhat.com>
440 * Makefile.am (HOOKOBJS): Add *time related hooks.
441 * configure.in: Look for pthreads.h header.
442 * mf-hooks.c (asctime, ctime, gmtime, localtime): New wrappers.
443 * mf-runtime.c: Begin sketching some pthreads support.
444 (__mf_usage): Check for -lpthread presence.
445 (__mf_unregister): Confirm matching unregistration base.
446 (__mf_find_objects_rec): Reduce unnecessary recursion.
447 * mf-runtime.h.in: Add "nothrow" attribute to functions. Add
448 #defines for new hook functions.
449 * mf-impl.h: Corresponding changes.
450 * config.h.in, configure, Makefile.in: Regenerated.
452 2002-04-27 Diego Novillo <dnovillo@redhat.com>
454 * testsuite/libmudflap.c/fail1-frag.c: Add volatile
455 modifiers to prevent being optimized away.
456 * testsuite/libmudflap.c/fail10-frag.c: Likewise.
457 * testsuite/libmudflap.c/fail13-frag.c: Likewise.
458 * testsuite/libmudflap.c/fail14-frag.c: Likewise.
459 * testsuite/libmudflap.c/fail15-frag.c: Likewise.
460 * testsuite/libmudflap.c/fail2-frag.c: Likewise.
461 * testsuite/libmudflap.c/fail20-frag.c: Likewise.
462 * testsuite/libmudflap.c/fail3-frag.c: Likewise.
464 2003-04-15 Frank Ch. Eigler <fche@redhat.com>
466 * Makefile.am (libmudflap_la_LIBADD): Remove -ldl.
467 * configure.in: Look for uintptr_t and -ldl on target.
468 * mf-runtime.h.in: Adjust uintptr_t declaration logic.
469 * Makefile.in, aclocal.m4, configure, config.h.in: Regenerated.
470 * testsuite/Makefile.in: Regenerated.
471 * mf-runtime.c (__mf_sigusr1_respond): Tweak declaration and calls
472 for better C compliance.
474 2003-04-15 Frank Ch. Eigler <fche@redhat.com>
476 * mf-hooks.c (MF_VALIDATE_EXTENT): Remove unnecessary reentrancy
478 * mf-runtime.c (__mf_set_default_options): Turn off
479 check-initialization.
480 (__mf_describe_object): Shorten description.
481 * testsuite/libmudflap.c/fail25-frag.c: Turn on check-initialization.
483 2003-04-07 Frank Ch. Eigler <fche@redhat.com>
485 * mf-hooks.c (__mf_0fn_mmap): Correct return value, as per <rth>.
487 2003-04-02 Frank Ch. Eigler <fche@redhat.com>
489 * mf-hooks.c (BEGIN_PROTECT): Handle startup-time reentrant
491 (__mf_0fn_malloc ... _munmap): New dummy backup calls.
492 * mf-impl.h (CALL_BACKUP): New macros.
493 * mf-runtime.c (__mf_init): Tweak __mf_state during startup.
495 2003-03-31 Frank Ch. Eigler <fche@redhat.com>
497 * Makefile.am (AM_CFLAGS): Remove optimization flags.
498 (HOOKOBJS): Remove dlopen hook.
499 (libmudflap_la_LIBADD): Add -ldl.
500 * mf-hooks.c (dlopen): Remove hook.
501 * mf-impl.h (__mf_dynamic): Ditto.
502 * mf-runtime.c (__mf_resolve_dynamics): Ditto.
503 * Makefile.in: Regenerated.
505 2003-03-28 Frank Ch. Eigler <fche@redhat.com>
507 * configure.in: Check for target gettimeofday, signal, some headers.
508 * mf-impl.h (__mf_opts): Add new "sigusr1_report" field. Comment
509 out inop multi_threaded field.
510 * mf-runtime.c (options): Handle new "-sigusr1-report" option.
511 (__mf_set_options): Correct handling of "-help".
512 (__mf_sigusr1_respond): New function to manage SIGUSR1 response.
513 (__mf_check, __mf_register, __mf_unregister): Call it.
514 (__mf_insert_new_object, __mf_unregister): Respect HAVE_GETTIMEOFDAY.
515 (__mf_report_leaks): Make callable
516 (__mf_tree_analyze): Traverse in-order. Accumulate address bit
517 distribution statistics.
518 (__mf_adapt_cache): Rewrite shift guessing logic based on address
520 * config.h.in, configure: Regenerated.
521 * testsuite/libmudflap.c/fail27-frag.c: New test.
522 * testsuite/libmudflap.c/pass36-frag.c: New test.
524 2003-03-11 Frank Ch. Eigler <fche@redhat.com>
526 * mf-runtime.h.in: Tweak.
527 * Makefile.am, configure.in: Tweak mf-runtime.h generation some more.
528 Don't use intermediate files nor AC_OUTPUT-time postprocessing.
529 * Makefile.in, testsuite/Makefile.in, configure: Regenerated.
531 2003-03-10 Frank Ch. Eigler <fche@redhat.com>
533 * configure.in: Tweak generation of mf-runtime.h some more. It
534 needs to work from both config.status and configure.
535 * configure: Regenerated.
537 2003-03-10 Frank Ch. Eigler <fche@redhat.com>
539 * Makefile.am: Reorganize hook file building. Add auto dependencies.
540 * configure.in: Tweak generation of mf-runtime.h.
541 * mf-runtime.h.in: Add new __MF_TYPE_HEAP_I.
542 * mf-hooks.c (*): Adapt to initialized-heap object type.
543 * mf-impl.h: Tweak cemetary boundaries.
544 * mf-runtime.c (__mf_check): Adapt to new initialized-heap object
546 (__mf_insert_new_object, __mf_register, __mf_unregister): Ditto.
547 (__mf_describe_object, __mf_report_leaks, __mf_violation): Ditto.
548 * testsuite/lib/libmudflap.exp (includes): Include build tree.
549 * testsuite/libmudflap.c/pass{26,5}: Further adapt to initialization
551 * testsuite/.../fail{25,26}-frag.c: New tests.
552 * testsuite/.../pass{32,33,34,35}-frag.c: New tests.
553 * Makefile.in, configure: Regenerated.
555 2003-03-05 Frank Ch. Eigler <fche@redhat.com>
557 * mf-runtime.c (__mf_set_default_options): Turn on initialization
559 (__mf_insert_new_object): As a temporary hack, assume that new
560 objects registered on the stack start out initialized.
561 * testsuite/libmudflap.c/fail9,pass23,pass[6789]-*: Initialize
562 heap objects by hand.
564 2003-03-05 Frank Ch. Eigler <fche@redhat.com>
566 Switch to macro-style hooks for str*/mem*/b* functions.
567 * mf-runtime.h.in (__MF_TYPE_*): Moved some internal values out.
568 (mem*, str*, b*): Added macro-style hooks for _MUDFLAP case.
569 * mf-runtime.c: #include config.h to enable glibc backtraces again.
570 (__mf_set_default_options): Turn off heur_proc_map.
571 (*): Adapt to to macro-style hook functions.
572 (__mf_object_dead_head, __mf_object_cemetary): Correct bounds.
573 (__mf_check, __mf_register, __mf_unregister): Tweak tracing message.
574 (__mf_violation): Handle __MF_VIOL_WATCH.
575 * mf-impl.h (__MF_TYPE_*): Moved these internal values here.
576 (__mf_dynamic): Removed mem*/str*/b* functions.
577 (TRACE, VERBOSE_TRACE): Add reentrancy locking.
578 (WRAPPER2): New macro for macro-style hooks.
579 * mf-hooks.c: Convert mem*/str*/b* functions to simpler
581 (BEGIN_PROTECT): Tweak tracing vs reentrancy-lock ordering.
582 * mf-heuristics.c: Adapt to macro-style hook functions.
583 Correct some comments.
584 * testsuite/lib/mfdg.exp (dg-test): Simplify result string for
585 output pattern tests.
586 * testsuite/libmudflap.c/fail[89]-frag.c: Elaborate output test.
587 * testsuite/libmudflap.c++/c++frags.exp: Enable non-static tests.
589 2003-02-28 Frank Ch. Eigler <fche@redhat.com>
591 * testsuite/libmudflap.c/fail23-frag.c, pass30-frag.c: New tests
592 for global array registration.
593 * testsuite/libmudflap.c++/fail24-frag.cxx, pass31-frag.cxx: Ditto.
594 * testsuite/libmudflap.c++/c++frags.exp: Tweak -static multilib hack.
596 2003-02-27 Frank Ch. Eigler <fche@redhat.com>
598 * Makefile.am: Add gross make bug workarounds. Tweaked
599 SUBDIRS and AM_CFLAGS.
600 * Makefile.in: Regenerated.
602 2003-02-26 Frank Ch. Eigler <fche@redhat.com>
605 * configure.in (AC_PROG_CXX): Don't look for C++ any more.
606 * Makefile.am (TESTS): Remove simple automake testing.
607 * configure, Makefile.in: Regenerated.
608 (SUBDIRS): Include new testsuite/ directory.
609 * tests/*: Removed all files; moved bulk under:
610 * testsuite/*: New subdirectory tree.
611 * testsuite/libmudflap.c/cfrags.exp: New file, C test driver.
612 * testsuite/libmudflap.c++/c++frags.exp: New file, C++ test driver.
613 * testsuite/lib/libmudflap.exp: New file, derived from libstdc++.
614 * testsuite/lib/mfdg.exp: New file, derived from dejagnu.
615 * testsuite/config/default.exp: New file.
616 * testsuite/Makefile.am, Makefile.in: New files.
618 2003-01-29 Frank Ch. Eigler <fche@redhat.com>
620 * Makefile.am (TESTS_ENVIRONMENT): Remove redundant "-mode-check".
621 (TESTS): Add fail22 and pass29 tests.
622 * mf-runtime.h.in: Change API to take void*/size_t region parameters.
623 Add new access-type parameter for __mf_check. Move __MF_VIOL* out.
624 * mf-impl.h: Corresponding changes. Update CLAMP* macros for void*
625 values. Move __MF_VIOL* here.
626 * mf-runtime.c (*): Adapt to void*/size_t API in mf-runtime.h.
627 (check_initialization): New field in __mf_opts. Default off.
628 (read_count,write_count): New fields in __mf_object.
629 (__mf_check): Implement basic initialization checking.
630 (__mf_insert_new_object): Assume STATIC|GUESS regions are initialized.
631 (__mf_describe_object): Print new fields.
632 (__mf_violation): Identify check/read vs. check/write in messages.
633 * test/pass29-frag.c, test/fail22-frag.c: Basic tests for new
634 "-check-initialized" mudflap option.
635 * test/pass25-frag.c, test/fail21-frag.c: Adapt to API changes.
636 * mf-hooks.c (MF_VALIDATE_EXTENT): Add new access-type parameter.
637 Drop __FILE__/__LINE__ hack. Update callers.
638 (*): Adapt to new mf-runtime.h API.
639 * Makefile.in: regenerated.
641 2003-01-24 Frank Ch. Eigler <fche@redhat.com>
643 * configure.in: Build mf-runtime.h a more proper way.
644 * mf-hooks.c (strdup, strndup): Correct reentrancy logic.
645 * mf-runtime.c (verbose_violations): Turn on by default.
646 * mf-runtime.h.in: Remove some miscellaneous stuff ...
647 * mf-impl.h: ... and move it here.
648 * configure: Regenerated.
650 2003-01-22 Frank Ch. Eigler <fche@redhat.com>
652 * configure.in: Look for C++ compiler.
653 * test/*-frag.c, mf-driver.c: Reformatted with GNU indent and
654 fixed type warnings when built with C++.
655 * test/pass27-frag.cxx, pass28-frag.cxx: New C++ tests.
656 * Makefile.am (TESTS): Run them.
657 (*) Add new rules for building and running C++ tests.
658 (TESTFLAGS): Set new default to avoid libstdc++-v3 shlib issues.
659 * mf-runtime.h.in: Protect with extern "C".
660 * Makefile, configure: Regenerated.
662 2003-01-06 Frank Ch. Eigler <fche@redhat.com>
664 Portability improvements.
665 * configure.in: Look for glibc backtrace headers/functions.
666 * mf-hooks.c: Don't include <execinfo.h> any more.
667 * mf-runtime.c (__mf_set_options): Call more stdlib functions
669 (__mf_backtrace): Provide alternate baby implementation in
671 * test/mf-driver.c: Portability tweaks.
672 * acinclude.m4: New file, containing top level libtool.m4.
673 * aclocal.m4, configure, Makefile.in, config.h.in: Regenerated.
675 2002-12-19 Frank Ch. Eigler <fche@redhat.com>
677 * mf-runtime.h.in (HAVE_UINTPTR_T): Define unconditionally.
679 2002-11-08 Frank Ch. Eigler <fche@redhat.com>
681 * mf-runtime.c (options): Add new "wipe-heap", "wipe-stack"
683 (__mf_unregister): Implement stack/heap object wiping.
684 (__mf_set_options): Renamed from __mf_process_opts.
685 (__mf_uncache_object): Change arg type, correct callers.
686 * mf-impl.h: Corresponding changes.
687 * mf-hooks.c (realloc): Save/restore heap-wiping flag.
688 * mf-runtime.h.in (__mf_set_options): Extend public API.
689 * test/pass26-frag.c: New test for stack wiping.
690 * Makefile.am (TESTS): Run it.
691 * Makefile.in: Regenerated.
693 2002-11-07 Frank Ch. Eigler <fche@redhat.com>
695 * mf-runtime.h.in (__mf_watch, __mf_unwatch): Extend public API.
696 * mf-runtime.c (__mf_object_t): Add watching_p field.
697 (__mf_watch_or_not): New function to implement
698 object watch flagging.
699 (__mf_watch, __mf_unwatch): New wrappers for above.
700 (__mf_check, __mf_describe_object): Handle objects with watching_p.
701 (__mf_count_violation): Enlarge array.
702 (__mf_uncache_object): Renamed from __mf_remove_old_object. Don't
703 unlink object. Clear cache properly.
704 (__mf_unregister): Unlink object explicitly before uncaching.
705 * test/fail21-frag.c, pass25-frag.c: New tests.
706 * Makefile.in, aclocal.m4: Regenerated.
708 2002-11-05 Frank Ch. Eigler <fche@redhat.com>
710 * test/fail20-frag.c: New test for NULL pointer dereferencing.
711 * Makefile.am (TESTS): Add it.
712 * test/pass-stratcliff.c: Add decls of stpcpy.
713 * configure.in: Test for <stdint.h>. Generate mf-runtime.h in
714 build tree from config.h and new file mf-runtime.h.in.
715 * mf-runtime.h.in: Renamed from mf-runtime.h. Tweak uintptr_t decl.
716 * Makefile.in, configure, config.h.in: Regenerated.
717 * mf-hooks.c: Add #undef for wrapped glibc str*/mem* macros.
718 * mf-runtime.c (options, __mf_set_default_options): Support new
719 default "abbreviate" option.
720 (__mf_object.description_epoch): New field.
721 (__mf_describe_object): Conditionally abbreviate objects already
722 displayed in current epoch. Accept NULL input to increment epoch.
723 (__mf_fini, __mf_ini): Reset description epoch.
724 (__mf_register, __mf_unregister, __mf_adapt_cache, __mf_init): Ensure
725 that NULL pointer slot in lookup cache is invalidated. Register a
726 NOACCESS region around NULL.
727 * mf-impl.h: Corresponding changes.
729 2002-10-16 Frank Ch. Eigler <fche@redhat.com>
731 * test/fail19-frag.c, pass24-frag.c, pass-stratcliff.c: New tests.
732 * Makefile.am: Run them. Install mf-runtime.h.
733 * Makefile.in: Regenerated.
734 * mf-hooks.c: Add some markers for more missing functions.
735 * mf-runtime.c (__mf_adapt_cache): Experiment with a utilization-based
736 statistic to tune tune cache size (mask).
738 2002-10-01 Frank Ch. Eigler <fche@redhat.com>
740 * test/pass23-frag.c: New test for bit_field_ref expressions.
741 * Makefile.am, Makefile.in: Add new test.
742 * mf-hooks.c (mmap, munmap): Rewrite to track individual pages.
743 (MF_VALIDATE_EXTENT): Accept zero-size mem/str operations.
744 * mf-runtime.c (__mf_init): Register errno global.
745 (__mf_find_object): Removed function.
746 (__mf_check): Rewrite logic to support accesses across some
747 contiguous but distinctly registered objects.
748 (__mf_remove_old_object): Tolerate cache entries that span
751 2002-09-30 Frank Ch. Eigler <fche@redhat.com>
753 * test/pass21-frag.c, pass22-frag.c: New tests: alloca, bitfields.
754 * Makefile.am, Makefile.in: Run new tests.
755 * mf-hooks.c (alloca): Correct stack direction logic.
757 2002-09-26 Frank Ch. Eigler <fche@redhat.com>
759 * mf-impl.h (adapt_cache): New option.
760 * mf-runtime.c (__mf_set_default_options): Set its default value.
761 Tweak the tree_aging parameter down.
762 (__mf_check): Maintain separate counter for cache-adaptation.
763 (__mf_tree_analyze): New function to collect object tree stats.
764 (__mf_adapt_cache): New function to automate cache parameters.
766 2002-09-24 Frank Ch. Eigler <fche@redhat.com>
768 * mf-heuristics.c (__init_misc, __mf_heuristic_check): Add
769 hypothetical #if-0'd argv/envp region registration.
770 * mf-runtime.c (__mf_init): Add kludged form of above.
771 (*) Add "heur_argv_environ" flag, default on, to govern this.
772 * mf-impl.h: Corresponding changes.
774 2002-09-20 Frank Ch. Eigler <fche@redhat.com>
776 * test/fail18-frag.c: New test file for NOACCESS regions.
777 * Makefile.am (TESTS): Add new test.
778 * Makefile.in: Regenerated.
780 * mf-heuristics.c (__mf_heuristics_check): Correct deja_vu logic.
781 * mf-impl.h (tree_aging): Add new mudflap_option, default 1000000.
782 (optimize_object_tree): Remove unused mudflap_option.
783 * mf-runtime.h (__MF_TYPE_NOACCESS): New region type. Add printing
784 support throughout. Use .._MAX_CEM for cemetary upper bound.
785 * mf-runtime.c (__mf_init): Register __mf_* globals as NOACCESS
787 (__mf_object): Add new liveness field for use by tree aging.
788 (__mf_check): Trigger tree aging when needed.
789 (__mf_age_tree): New function to decay liveness field.
790 (__mf_find_objects_rec): Use liveness field to rotate tree.
791 (__mf_insert_new_object): Only provide backtrace for HEAP objects.
792 (__mf_unregister): Ditto.
793 (__mf_register): Tweak duplicate-static message.
794 (__mf_violation: Tweak nearby-object counter printing.
796 2002-09-16 Frank Ch. Eigler <fche@redhat.com>
798 * test/pass20-frag.c: New test file.
799 * Makefile.am (TESTS): Reorganize. Add pass20 test.
800 * Makefile.in: Regenerated.
802 * mf-impl.h (TRACE_IN, TRACE_OUT): Remove macros. Update callers.
803 * mf-hooks.c (BEGIN_PROTECT): Add hook tracing here.
804 * mf-heuristic.c (__mf_heuristic_check): Track seen /proc/self/map
805 entries to avoid repeat registration.
806 * mf-runtime.c (__mf_object_cemetary): Don't bother bury GUESS regions.
807 (__mf_register, __mf_unregister): Rewrite GUESS handling logic.
809 2002-09-09 Frank Ch. Eigler <fche@redhat.com>
811 * Makefile.am: Create test sources with #include, not cat>>.
812 * Makefile.in: Regenerated.
813 * test/buildtest.sh: Removed.
814 * test/driver.c (abort_handler, main): Be quiet.
816 2002-09-06 Frank Ch. Eigler <fche@redhat.com>
818 * test/pass18-frag.c, pass19-frag.c: New tests.
819 * Makefile.am (check): Run them. Rebuild test programs each time.
820 * Makefile.in: Regenerated.
822 2002-09-06 Frank Ch. Eigler <fche@redhat.com>
824 * mf-runtime.c (__mf_register): Correct SEGV-inducing error in
825 overlapping object search.
826 (__mf_violation): Likewise for nearby objects.
827 Improve nearby-object listing.
830 * mf-runtime.c, mf-hooks.c: Remove "{{{"/"}}}" folding marks.
831 * mf-heuristics.c (__mf_heuristic_check): Tweak message.
833 2002-09-03 Frank Ch. Eigler <fche@redhat.com>
836 * Makefile.am (AM_CFLAGS): New definition of needed settings.
837 (HOOKOBJS): Add alloca-hook.o.
838 * mf-hooks.c (alloca): New function to implement alloca in libiberty
840 * mf-runtime.c (__mf_report): Call alloca(0) to flush remaining blocks.
841 (__mf_backtrace): Reimplement without using alloca.
842 * Makefile.in: Regenerated.
845 * mf-hooks.c: Use VERBOSE_TRACE throughout instead of fprintf(stderr).
846 Correct signedness bugs in length-tracking variables.
847 * mf-impl.h: Make options unsigned.
848 (CALL_WRAP): New macro to parallel CALL_REAL().
849 (DECLARE): Remove erroneous ";" at end.
850 * mf-runtime.c, mf-hooks.c, mf-heuristics.c: Replace remaining %p
851 formatting specs with %08lx. Correct several compiler warnings.
853 2002-08-28 Frank Ch. Eigler <fche@redhat.com>
855 * mf-runtime.c (__mf_violation): Try harder to locate nearby objects.
857 2002-08-27 Frank Ch. Eigler <fche@redhat.com>
859 libmudflap hook breakup:
860 * Makefile.am (TESTS_ENVIRONMENT): Add ../../gcc to LD_LIBRARY_PATH
862 (TESTS): Make dependent on libmudflap.
863 (HOOKOBJS): Break up mf-hooks.o into many little hook objects,
864 compiled from segments of mf-hooks.c.
865 * mf-hooks.c: Corresponding changes: wrap each function in
867 * Makefile.in: Regenerated.
869 Heuristics reorganization:
870 * mf-heuristics.c (__mf_register_ro_sections, __mf_init_heuristics):
871 Remove these functions. Update callers.
872 (__mf_heuristic_check): Incorporate all the various heuristics.
873 Encode cacheability/retry judgement into trinary return value.
874 Separate start-end logic into a separate fallback heuristic. Only
875 register relevant /proc/self/map segments.
876 * mf-impl.h: Corresponding changes.
877 * mf-runtime.c (__mf_check): Reorganize heuristics fallback logic.
878 (__mf_init): Don't call __mf_init_heuristics.
881 * mf-heuristics.c, mf-runtime.c: Use new MUDFLAP_OPTION
882 "-verbose-trace" to emit all tracing messages other than those of
883 basic public api. Eliminate some duplicate/excessive messages.
884 * mf-runtime.h: Corresponding changes.
886 2002-08-27 Graydon Hoare <graydon@redhat.com>
888 * mf-impl.h (WRAPPER): Change to create linker aliases for __wrap
889 and __real when compiled with -DPIC.
890 * mf-hooks.c (WRAPPER): Change all uses of WRAPPER macro slightly.
891 * Makefile.am (AUTOMAKE_OPTIONS): Fix LD_LIBRARY_PATH for tests.
892 * Makefile.in: Regenerate.
894 2002-08-26 Graydon Hoare <graydon@redhat.com>
896 * mf-impl.h: New file, private implementation header.
897 * mf-runtime.h: Reorganize a bit.
898 (CLAMPSZ): Fix arithmetic.
899 (__MF_CACHE_MISS_P): Fix arithmetic.
900 * mf-runtime.c: Reorganize a bit.
901 (__mf_dynamic): New structure.
902 (resolve_single_dynamic): New function.
903 (__mf_resolve_dynamics): New function.
904 (__mf_init): Initialize dynamic wrappers.
905 * mf-hooks.c: Macro-ize __real calls.
906 Clamp various bits of arithmetic.
907 Add explicit __mf_check call contexts.
908 * Makefile.am: Add dependencies on mf-impl.h
909 * Makefile.in: Regenerate.
910 * configure.in: Comment out shared override.
911 * configure: Regenerate.
913 2002-08-22 Graydon Hoare <graydon@redhat.com>
915 * mf-runtime.c (__mf_process_opts): Sanity-check free_queue_length.
916 (__mf_check): Re-inialize and check heuristics before violation.
917 (__mf_register): Permit updating pure-guess regions.
918 * mf-hooks.c (__wrap_free): Correct some free queue logic.
919 (__wrap_dlopen): New wrapper function.
920 (__wrap_mmap): New wrapper function.
921 (__wrap_munmap): New wrapper function.
922 * mf-heuristics.c (__mf_register_ro_sections): Register *all* regions
923 which are not stack addresses.
924 (is_stack_address): New function.
925 (__mf_init_heuristics): Save and restore state, always initialize with
928 2002-08-21 Frank Ch. Eigler <fche@redhat.com>
930 * mf-hooks.c (MF_VALIDATE_EXTENT): Rewrite to correct off-by-one
931 error. Pass location string.
932 (wrap_strcpy, wrap_strncpy): Remove extra %s in trace strings.
933 * mf-runtime.c (options): Add lc-mask, lc-shift options.
934 (__mf_process_opts): Apply some sanity checking for lc-mask.
935 (__mf_check, __mf_violation): Take new location-string argument.
936 Update callers to pass NULL if necessary.
937 (__mf_backtrace): New smart backtracer function. Calls replace
938 several ad-hoc blocks elsewhere.
939 (__mf_describe_object): Remove bad reentrancy test. Improve
941 * mf-runtime.h: Corresponding changes. Public/private markup.
942 (__MF_CACHE_MISS_P): New macro.
944 2002-08-20 Graydon Hoare <graydon@redhat.com>
946 * mf-runtime.h: New option: stack_bound (heuristic).
947 Move some macros out of implementation files.
948 * mf-runtime.c: New option string: -stack-bound.
949 Unify recursion protection with hooks.
951 (__mf_check): Call __mf_heuristic_check.
952 (__mf_process_opts): Fix "no-" processing.
953 * mf-heuristics.c (__mf_heuristic_check): New function.
954 * mf-hooks.c: Much off-by-one fixing, recursion protection.
956 2002-08-20 Frank Ch. Eigler <fche@redhat.com>
958 Option parsing improvements, region splitting bug fixes:
959 * mf-heuristics.c (__mf_register_ro_sections): Add warned casts.
960 * mf-runtime.h (heur_proc_map): New libmudflap option.
961 * mf-runtime.c (__mf_set_default_options): Set it.
962 (__mf_usage): Print default values/status.
963 (__mf_process_opts): Support general "no-" option string prefix.
964 (__mf_init): Print __mf_usage on unknown-option error.
965 (__mf_register): Print trace message up front.
966 Correct region splitting logic for case where a subregion disappears.
968 (__mf_violation): Make even basic message conditional on option.
971 * Makefile.am (TESTS_ENVIRONMENT): Add -no-heur-proc-map.
972 (clean-local): New target.
973 (test/*x rules): Add -g CFLAGS.
974 (CFLAGS): Add -freorder-blocks.
975 (MFCONFIG_CFLAGS, INCLUDE): Remove unneeded settings.
976 * Makefile.in: Regenerated.
977 * Makefile, mf-config.h: Removed files.
979 2002-08-16 Graydon Hoare <graydon@redhat.com>
981 * mf-runtime.c (__mf_insert_new_object): Factor out of
983 (__mf_remove_old_object): Factor out of __mf_unregister.
984 (__mf_register): Handle guessed regions, splitting
985 guesses when new registrations arrive.
986 (__mf_unregister): Do not unregister guesses.
987 * mf-runtime.h: Move convenience macros around,
988 declare new option fields. Add __MF_TYPE_GUESS.
989 * mf-hooks.c (__wrap_*alloc): Use crumple zones.
990 (__wrap_free): Call __real_free for deferred frees.
991 * Makefile.am: Add more tests, fix dependency.
992 * Makefile.in: Regenerate.
993 * test/pass[13..17]-frag.c: New testcases.
994 * test/fail[13..17]-frag.c: New testcases.
996 2002-08-15 Graydon Hoare <graydon@redhat.com>
998 * mf-heuristics.c: New file.
999 * mf-runtime.c (options): Add -trace-calls option.
1000 (__mf_init): Call __mf_init_heuristics.
1002 2002-08-14 Graydon Hoare <graydon@redhat.com>
1004 * Makefile.am (TESTS): Add testsuite support.
1005 * Makefile.in: Regenerate.
1006 * test/mf-driver.c: New file.
1007 * test/buildtest.sh: New file.
1008 * test/passNN-frag.c: New testcases.
1009 * test/failNN-frag.c: New testcases.
1011 2002-08-14 Graydon Hoare <graydon@redhat.com>
1013 * mf-hooks.c: Change __real_strlen() to __real_strlen()+1 when
1014 verifying non-size-limited string extents.
1016 2002-08-14 Frank Ch. Eigler <fche@redhat.com>
1018 * mf-hooks.c: Make __wrap string* functions use __real_str[n]len
1019 instead of plain str[n]len for internal checks.
1020 * mf-runtime.c (__mf_violation): Print optional stack traceback.
1022 2002-08-14 Frank Ch. Eigler <fche@redhat.com>
1024 * mf-hooks.c: Remove #if-0 around hooks that are now ld-wrapped.
1026 2002-08-13 Graydon Hoare <graydon@redhat.com>
1028 * mf-runtime.c: Rework configuration to operate on
1029 environment variable options rather than #defines
1030 (__mf_violation): Add simple fork-a-gdb violaiton mode.
1031 (__mf_init): Set static __mf_active_p flag on startup,
1032 to inhibit mudflap wrap-based checking during crt0.s.
1033 * mf-runtime.h: Declare options structure.
1034 * mf-hooks.c: New wrappings for mem*, b*, str*
1035 libc functions (temporarily #if 0-ed out).
1037 2002-08-12 Frank Ch. Eigler <fche@redhat.com>
1039 * Makefile.am, configure.in: New files.
1040 * Makefile.in, Makefile, configure, config.h.in: New generated files.
1041 * stamp-h.in, aclocal.m4: Ditto.
1043 2002-08-08 Frank Ch. Eigler <fche@redhat.com>
1045 * Makefile: New file.
1046 * mf-config.h: New file: runtime configuration.
1047 * mf-hooks.c: New file: interposed libc functions.
1048 * mf-runtime.c: New file: bulk of runtime.
1049 * mf-runtime.h: New file: public functions.