libmudflap/ChangeLog

   1 2008-10-09  Jakub Jelinek  <jakub@redhat.com>
   2
   3         PR c++/37568
   4         * testsuite/libmudflap.c++/pass66-frag.cxx: New test.
   5
   6 2008-09-26  Peter O'Gorman  <pogma@thewrittenword.com>
   7             Steve Ellcey  <sje@cup.hp.com>
   8
   9         * configure: Regenerate for new libtool.
  10         * Makefile.in: Ditto.
  11         * testsuite/Makefile.in: Ditto.
  12
  13 2008-09-15  Jakub Jelinek  <jakub@redhat.com>
  14
  15         PR libmudflap/36397
  16         * testsuite/libmudflap.c/pass64-frag.c: New test.
  17
  18 2008-06-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
  19
  20         * Makefile.in: Regenerate.
  21         * config.h.in: Regenerate.
  22         * configure: Regenerate.
  23         * testsuite/Makefile.in: Regenerate.
  24
  25 2008-04-18  Paolo Bonzini  <bonzini@gnu.org>
  26
  27         PR bootstrap/35457
  28         * aclocal.m4: Regenerate.
  29         * configure: Regenerate.
  30
  31 2008-03-20  Volker Reichelt  <v.reichelt@netcologne.de>
  32
  33         * testsuite/libmudflap.c/pass63-frag.c: New test.
  34
  35 2008-03-16  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
  36
  37         * aclocal.m4: Regenerate.
  38         * configure: Likewise.
  39         * Makefile.in: Likewise.
  40         * testsuite/Makefile.in: Likewise.
  41
  42 2008-03-02  Jakub Jelinek  <jakub@redhat.com>
  43
  44         * mf-runtime.c (__mf_usage): Update copyright notice dates.
  45
  46 2008-02-21  Uros Bizjak  <ubizjak@gmail.com>
  47
  48         * testsuite/libmudflap.c/fail8-frag.c: Adjust scan pattern for
  49         mudflap dead object.
  50         * testsuite/libmudflap.c/fail9-frag.c: Ditto.
  51
  52 2008-01-24  David Edelsohn  <edelsohn@gnu.org>
  53
  54         * configure: Regenerate.
  55
  56 2008-01-05  Jakub Jelinek  <jakub@redhat.com>
  57
  58         PR tree-optimization/34618
  59         * testsuite/libmudflap.c/pass62-frag.c: New test.
  60
  61 2008-01-03  Jakub Jelinek  <jakub@redhat.com>
  62
  63         PR c++/34619
  64         * testsuite/libmudflap.c++/pass61-frag.cxx: New test.
  65
  66 2008-01-01  Volker Reichelt  <v.reichelt@netcologne.de>
  67
  68         PR libmudflap/26442
  69         * testsuite/libmudflap.c++/pass60-frag.cxx: New test.
  70
  71 2007-10-15  Maciej W. Rozycki  <macro@linux-mips.org>
  72
  73         * configure: Regenerate following changes to ../config/tls.m4.
  74
  75 2007-07-26  Tom Tromey  <tromey@redhat.com>
  76
  77         * Makefile.in: Rebuilt.
  78         * Makefile.am (clean-local): Removed.
  79         (pth/mf-runtime.lo, pth/mf-heuristics.lo, pth/mf-hooks1.lo,
  80         pth/mf-hooks2.lo, pth/mf-hooks3.lo): Likewise.
  81         (libmudflapth_la_SOURCES): List sources.
  82         (libmudflapth_la_LIBADD): Clear.
  83         (libmudflapth_la_CFLAGS): New variable.
  84
  85 2007-07-05  H.J. Lu  <hongjiu.lu@intel.com>
  86
  87         * aclocal.m4: Regenerated.
  88
  89 2007-06-02  Paolo Bonzini  <bonzini@gnu.org>
  90
  91         * configure: Regenerate.
  92
  93 2007-05-31  Frank Ch. Eigler  <fche@redhat.com>
  94
  95         From Andi Kleen <ak@suse.de>:
  96         * mf-runtime.c (options): Rename structure for compatibility with
  97         glibc getopt_long.
  98
  99 2007-05-23  Steve Ellcey  <sje@cup.hp.com>
 100
 101         * Makefile.in: Regenerate.
 102         * configure: Regenerate.
 103         * aclocal.m4: Regenerate.
 104         * testsuite/Makefile.in: Regenerate.
 105
 106 2007-03-14  Uros Bizjak  <ubizjak@gmail.com>
 107
 108         * testsuite/libmudflap.cth/pass59-frag.c (main): Fix casting of arg.
 109
 110 2007-03-01  Brooks Moses  <brooks.moses@codesourcery.com>
 111
 112         * Makefile.am: Add dummy install-pdf target.
 113         * Makefile.in: Regenerate
 114
 115 2007-02-07  Jakub Jelinek  <jakub@redhat.com>
 116
 117         PR libgomp/28468
 118         * configure: Regenerate.
 119
 120 2006-12-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
 121
 122         * configure: Regenerate.
 123
 124 2006-11-13  Daniel Jacobowitz  <dan@codesourcery.com>
 125
 126         * configure: Regenerated.
 127
 128 2006-11-10  Frank Ch. Eigler  <fche@redhat.com>
 129
 130         PR libmudflap/28578
 131         * mf-hooks1.c (__mf_0fn_malloc): Make the bootstrap buffers
 132         static but not function scope static.
 133         (free): Skip deallocation attempts for objects placed into
 134         bootstrap buffers.
 135         * testsuite/libmudflap.cth/pass59-frag.c: New test.
 136
 137 2006-11-06  Frank Ch. Eigler  <fche@redhat.com>
 138
 139         From Herman ten Brugge <hermantenbrugge@home.nl>:
 140         * mf-runtime.c (__mf_uncache_object): Optimize the code so that
 141         small and large objects are handled a lot faster.
 142
 143 2006-11-06  Frank Ch. Eigler  <fche@redhat.com>
 144
 145         * configure.ac (__libc_freeres): Look for it.
 146         * mf-impl.h (call_libc_freeres): New configuration flag.
 147         * mf-runtime.c (__mf_set_default_options): Set it by default.
 148         (__mfu_report): Call it if needed.
 149         (__mfu_unregister): Remove "unaccessed registered object" warning.
 150         * configure, config.h.in: Regenerated.
 151
 152 2006-09-18  Tom Tromey  <tromey@redhat.com>
 153
 154         * configure: Rebuilt.
 155
 156 2006-06-21  Frank Ch. Eigler  <fche@redhat.com>
 157
 158         PR 21274
 159         mf-runtime.h installation based on ssp patch for PR 26473 from
 160         Mark Mitchell  <mark@codesourcery.com>.
 161         * configure.ac (ACX_NONCANONICAL_TARGET): Use it.
 162         * Makefile.am (target_noncanonical): Define.
 163         (libsubincludedir): New variable.
 164         (nobase_libsubinclude_HEADERS): Add mf-runtime.h.
 165         (include_HEADERS): Remove.
 166         * configure, aclocal.m4, config.h.in: Regenerated.
 167         * Makefile.in, testsuite/Makefile.in: Likewise.
 168         * mf-runtime.h: Add #ifndef protection for conflicting _REENTRANT
 169         and _THREAD_SAFE redefinition values.
 170
 171 2006-05-23  Carlos O'Donell  <carlos@codesourcery.com>
 172
 173         * Makefile.am: Add install-html target. Add install-html to .PHONY
 174         * Makefile.in: Regenerate.
 175
 176 2006-04-19  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
 177
 178         PR mudflap/26789
 179         * testsuite/libmudflap.c++/error1-frag.cxx: New test.
 180
 181         PR mudflap/26790
 182         * testsuite/libmudflap.c++/error2-frag.cxx: New test.
 183
 184 2006-04-10  Matthias Klose  <doko@debian.org>
 185
 186         * testsuite/lib/libmudflap.exp (libmudflap-init): Recognize multilib
 187         directory names containing underscores.
 188
 189 2005-11-22  Janis Johnson  <janis187@us.ibm.com>
 190
 191         * testsuite/lib/libmudflap.exp (libmudflap-init): Remove -static from
 192         MUDFLAP_FLAGS if static library not supported.
 193         * testsuite/libmudflap.c/cfrags.exp (MUDFLAP_FLAGS): new.
 194         * testsuite/libmudflap.c/externs.exp: Ditto.
 195         * testsuite/libmudflap.c++/ctors.exp: Ditto.
 196         * testsuite/libmudflap.c++/c++frags.exp: Ditto.
 197         * testsuite/libmudflap.cth/cthfrags.exp: Ditto.
 198
 199 2005-10-04  James E Wilson  <wilson@specifix.com>
 200
 201         * configure.ac (mudflap_cv_entry_point): Use quadrigraphs to declare
 202         $name as array of characters with unknown bound.  Also store into the
 203         array.
 204         * configure: Regenerate.
 205
 206 2005-09-30  James E. Wilson  <wilson@specifix.com>
 207
 208         * configure.ac (pthread.h): Use AC_CHECK_HEADERS instead of
 209         AC_CHECK_HEADER.
 210         (target_thread_file): New.  Set from sed'ed gcc output.
 211         (posix_threads): New.  Set from target_thread_file.  Use instead of
 212         ac_have_pthread_h.
 213         (pthread_create_version): Move initialization before code using it.
 214         * configure: Regenerate.
 215
 216         * mf-heuristics.c (_end, ENTRY_POINT): Make them arrays with unknown
 217         bounds.
 218
 219 2005-09-29  James E. Wilson  <wilson@specifix.com>
 220
 221         * mf-hooks1.c (__mf_0fn_mmap, mmap, __mf_0fn_munmap, munmap): Protect
 222         with HAVE_MMAP ifdef.
 223
 224 2005-09-23  Frank Ch. Eigler  <fche@elastic.org>
 225
 226         PR 23084.
 227         * mf-hooks2.c (accept): Tolerate NULL sockaddr* parameter.
 228
 229 2005-09-23  Frank Ch. Eigler  <fche@elastic.org>
 230
 231         * testsuite/libmudflap.c++/pass58-frag.cxx: New test for heisenbug 19319.
 232
 233 2005-09-23  Tom Tromey  <tromey@redhat.com>
 234
 235         * aclocal.m4, configure: Rebuilt.
 236         * configure.ac: Use GCC_CHECK_TLS.
 237         * acinclude.m4 (LIBMUDFLAP_CHECK_TLS, LIBMUDFLAP_ENABLE): Moved
 238         to ../config.
 239
 240 2005-08-22  Jim Wilson  <wilson@specifix.com>
 241
 242         * mf-hooks2.c (MF_REGISTER_fopen): Define to __MF_TYPE_STATIC when
 243         __FreeBSD__ is defined.
 244
 245 2005-08-17  Jim Wilson  <wilson@specifix.com>
 246
 247         * mf-hooks1.c (malloc, calloc, realloc, free,
 248         __mf_wrap_alloca_indirect): Call BEGIN_MALLOC_PROTECT before calling
 249         the real routines, and END_MALLOC_PROTECT afterwards.
 250         * mf-impl.h (enum __mf_state_enum): Expand comment.  Add in_malloc.
 251         (BEGIN_PROTECT): Handle in_malloc state.
 252         (BEGIN_MALLOC_PROTECT, END_MALLOC_PROTECT): New.
 253         * testsuite/libmudflap.c/hook2-allocstuff.c: New.
 254
 255 2005-08-17  Kelley Cook  <kcook@gcc.gnu.org>
 256
 257         * All files: Update FSF address.
 258
 259 2005-08-15  Ulrich Weigand  <weigand@informatik.uni-erlangen.de>
 260
 261         * mf-hooks3.c (main_seen_p): Remove.
 262         (__mf_get_state): Remove attempt to recognize the main thread.
 263
 264 2005-08-15  Maciej W. Rozycki  <macro@linux-mips.org>
 265
 266         * configure.ac: Test for the name of the symbol used for the entry
 267         point; define ENTRY_POINT to the result.
 268         * configure: Regenerate.
 269         * config.h.in: Regenerate.
 270         * mf-heuristics.c: Replace _start with ENTRY_POINT throughout.
 271
 272 2005-08-14  Ulrich Weigand  <weigand@informatik.uni-erlangen.de>
 273
 274         * mf-runtime.c (__mf_state_1): Initialize to reentrant.
 275         (__mf_init): Set thread state active.
 276         * mf-hooks3.c (__mf_pthread_spawner): Always set thread
 277         state active.
 278         (pthread_create wrapper): Always use thread spawner.
 279
 280         * testsuite/libmudflap.cth/pass37-frag.c: Increase timeout.
 281         * testsuite/libmudflap.cth/pass39-frag.c: Likewise.
 282
 283 2005-07-16  Richard Henderson  <rth@redhat.com>
 284
 285         * acinclude.m4: New file.
 286         * configure.ac: Invoke LIBMUDFLAP_CHECK_TLS.
 287         * configure, config.h.in, Makefile.in, testsuite/Makefile.in: Rebuild.
 288         * mf-hooks1.c (__mf_0fn_malloc): Move body from ...
 289         (__mf_0fn_calloc): ... here.
 290         * mf-hooks3.c (struct pthread_info): Remove.
 291         (__mf_pthread_info, __mf_pthread_info_idx): Remove.
 292         (LIBMUDFLAPTH_THREADS_MAX): Set to 1021.
 293         (struct mf_thread_data): New.
 294         (mf_thread_data, mf_thread_data_lock): New.
 295         (__mf_allocate_blank_threadinfo): Remove.
 296         (__mf_find_threadinfo): Rewrite and simplify.  Only use if TLS is
 297         not available.
 298         (__mf_state_perthread): Remove.
 299         (__mf_get_state, __mf_set_state): New.
 300         (__mf_pthread_cleanup): Use &errno, rather than saved pointer.
 301         Update mf_thread_data killing procedure.
 302         (__mf_pthread_spawner): Similarly.
 303         (__mf_0fn_pthread_create): Only use wrapper if necessary.  Remove
 304         code to allocate thread stack space.
 305         (__mf_0fn_pthread_join, pthread_join): Remove.
 306         (__mf_0fn_pthread_exit, pthread_exit): Remove.
 307         * mf-impl.h (dyn_pthread_join, dyn_pthread_exit): Remove.
 308         (__mf_state_1): Rename from __mf_state; use TLS when available.
 309         (__mf_get_state, __mf_set_state): New.  Update all users.
 310         * mf-runtime.c (begin_recursion_protect1): New.
 311         (BEGIN_RECURSION_PROTECT): Use it.
 312         (__mf_state_1): Rename from __mf_state; use TLS when available.
 313         (threads_active_p): Remove.
 314         (__mf_usage): Compute it directly.
 315
 316 2005-06-19  Ulrich Weigand  <uweigand@de.ibm.com>
 317
 318         * testsuite/libmudflap.c/externs-1.c (main): Add return statement.
 319
 320 2005-06-15  Frank Ch. Eigler  <fche@redhat.com>
 321
 322         Fix for uncaching bug reported by Herman ten Brugge.
 323         * mf-runtime.c (__mf_uncache_object): Search whole cache.
 324         * testsuite/libmudflap.c/fail40-frag.c: New test.
 325
 326 2005-05-23  Alfred M. Szmidt  <ams@gnu.org>
 327
 328         PR libmudflap/21724
 329         * Makefile.am (AM_MAKEFLAGS): Pass includedir.
 330         * Makefile.in: Amend.
 331
 332 2005-06-14  Frank Ch. Eigler  <fche@redhat.com>
 333
 334         PR mudflap/21023
 335         * testsuite/libmudflap.c/externs.exp, externs-{1,2}.c: New test files.
 336         * testsuite/libmudflap.c/cfrags.exp: Bypass new sources.
 337
 338 2005-06-14  Frank Ch. Eigler  <fche@redhat.com>
 339
 340         PR libmudflap/21094
 341         * testsuite/libmudflap.c++/*.exp: Assert build tree g++.
 342
 343 2005-06-14  Frank Ch. Eigler  <fche@redhat.com>
 344
 345         PR mudflap/22064
 346         * mf-impl.h (mudflap_mode, violation_mode): Make these ordinary
 347         unsigned vars with #defines instead of enums.
 348
 349 2005-05-09  Mike Stump  <mrs@apple.com>
 350
 351         * configure: Regenerate.
 352
 353 2005-04-12  Mike Stump  <mrs@apple.com>
 354
 355         * configure: Regenerate.
 356
 357 2005-04-12  Frank Ch. Eigler  <fche@redhat.com>
 358
 359         PR mudflap/19266
 360         * testsuite/libmudflap.c++/c++frags.exp: Also test -O permutation.
 361         * testsuite/libmudflap.c++/pass57-frag.cxx: New test.
 362
 363 2005-04-04  Alan Modra  <amodra@bigpond.net.au>
 364
 365         * mf-runtime.c (__mfu_unregister): Warning fix for char unsigned.
 366
 367 2005-03-31  Mike Stump  <mrs@apple.com>
 368
 369         * mf-runtime.h: Add libmudflap copyright clause.
 370
 371 2005-03-21  Mike Stump  <mrs@apple.com>
 372
 373         * mf-heuristics.c: Fix whitespace at end of line.
 374         * mf-hooks1.c: Likewise.
 375         * mf-hooks2.c: Likewise.
 376         * mf-hooks3.c: Likewise.
 377         * mf-impl.h: Likewise.
 378         * mf-runtime.c: Likewise.
 379         * mf-runtime.h: Likewise.
 380
 381 2005-03-21  Zack Weinberg  <zack@codesourcery.com>
 382
 383         * configure.ac: Do not invoke TL_AC_GCC_VERSION.
 384         In all substitutions, expand gcc_version in Makefile.
 385         * aclocal.m4, configure: Regenerate.
 386         * Makefile.am: Set gcc_version.
 387         * Makefile.in, testsuite/Makefile.in: Regenerate.
 388
 389 2005-03-17  Frank Ch. Eigler  <fche@redhat.com>
 390
 391         * mf-runtime.c (__mfu_check): Respect ignore_reads configuration.
 392         * testsuite/libmudflap.c/{pass56,fail39}-frag.c: New tests.
 393
 394 2005-02-13  Frank Ch. Eigler  <fche@redhat.com>
 395
 396         PR mudflap/19319
 397         * testsuite/libmudflap.c++/pass55-frag.c: New test.
 398
 399 2005-01-05  Richard Henderson  <rth@redhat.com>
 400
 401         * testsuite/libmudflap.c/pass32-frag.c: Fix typo.
 402
 403 2005-01-02  Greg McGary  <greg@mcgary.org>
 404
 405         * mf-impl.h (uintptr_t): Get typedef via stdint.h or define explicitly.
 406         * mf-runtime.h: New file, replaces mf-runtime.h.in.
 407         * configure.ac (AC_CONFIG_FILES): mf-runtime.h is no longer generated.
 408         * Makefile.in: Ditto.
 409         * testsuite/lib/libmudflap.exp: Add -I${srcdir}/.. to get mf-runtime.h
 410         * testsuite/libmudflap.c/pass32-frag.c: s/uintptr_t/__mf_uintptr_t/
 411         * testsuite/libmudflap.c/fail36-frag.c: New test.
 412         * testsuite/libmudflap.c/fail37-frag.c: New test.
 413         * testsuite/libmudflap.c/fail38-frag.c: New test.
 414
 415 2004-12-08  Kelley Cook  <kcook@gcc.gnu.org>
 416
 417         * Makefile.am: Add ../config to ACLOCAL_AMFLAGS.
 418         * aclocal.m4, Makefile.in, testsuite/Makefile.in: Regenerate.
 419
 420 2004-12-02  Richard Sandiford  <rsandifo@redhat.com>
 421
 422         * configure.ac: Use TL_AC_GCC_VERSION to set gcc_version.
 423         * aclocal.m4: Include ../config/gcc-version.m4.
 424         * configure, Makefile.in, testsuite/Makefile.in: Regenerate.
 425
 426 2004-11-29  Kelley Cook  <kcook@gcc.gnu.org>
 427
 428         * Makefile.am: Define ACLOCAL_AMFLAGS.
 429         * acinclude.m4: Remove.
 430         * stamp-h.in: Remove superfluous stamp file.
 431         * aclocal.m4, configure, Makefile.in: Regenerate.
 432         * testsuite/Makefile.in: Likewise.
 433
 434 2004-11-24  Kelley Cook  <kcook@gcc.gnu.org>
 435
 436         * Makefile.am: Revert previous.
 437         * acinclude.m4: Restore.
 438         * aclocal.m4, configure, Makefile.in: Regenerate.
 439         * testsuite/Makefile.in: Likewise.
 440
 441 2004-11-24  Kelley Cook  <kcook@gcc.gnu.org>
 442
 443         * Makefile.am: Define ACLOCAL_AMFLAGS.
 444         * acinclude.m4: Remove.
 445         * aclocal.m4, configure, Makefile.in: Regenerate.
 446         * testsuite/Makefile.in: Likewise.
 447
 448 2004-11-23  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 449
 450         * testsuite/lib/libmudflap.exp: Use new procs in target-libpath.exp.
 451
 452 2004-11-23  Kelley Cook  <kcook@gcc.gnu.org>
 453
 454         * Makefile.in, configure, aclocal.m4: Regenerate with automake 1.9.3.
 455         * testsuite/Makefile.in: Likewise.
 456
 457 2004-11-01  Andreas Schwab  <schwab@suse.de>
 458
 459         * configure.ac: (target_alias): Default to $host_alias, not
 460         $target.
 461         * configure: Regenerated.
 462
 463 2004-10-28  Frank Ch. Eigler  <fche@redhat.com>
 464
 465         * testsuite/libmudflap.c/fail35-,pass53-,pass54-frag.c: New tests.
 466         * testsuite/libmudflap.c/pass35-frag.c: Correct embedded warning
 467         message.
 468
 469 2004-10-25  Eric Botcazou  <ebotcazou@libertysurf.fr>
 470
 471         PR other/18138
 472         * testsuite/lib/libmudflap.exp: Accept more than one multilib libgcc.
 473
 474 2004-10-12  Frank Ch. Eigler  <fche@redhat.com>
 475
 476         * configure.ac: Check for more headers, functions.
 477         * mf-hooks2.c (mkbuffer, unmkbuffer): New helper functions for
 478         tracking overridden FILE buffers.
 479         (fopen, setvbuf): New/revised hook functions for buffer overriding.
 480         (setbuf,setlinebuf,fdopen,freopen,fopen64,freopen64,fclose): Ditto.
 481         (fflush): Accept given NULL stream (means "all streams").
 482         * mf-runtime.h.in:
 483         * mf-runtime.c (__mfu_check): Accept accesses that span adjacent
 484         HEAP/GUESS objects.
 485         (LOOKUP_CACHE_SIZE_MAX): Raise to 64K entries tentatively.
 486         (__mf_adapt_cache): Use them all.
 487         * testsuite/libmudflap.c/pass35-frag.c: Update warning message.
 488         * testsuite/libmudflap.c++/ctors.exp: Ditto.
 489         * testsuite/libmudflap.c/{pass51,pass52}-frag.c: New tests.
 490         * configure, config.h.in: Regenerated.
 491
 492 2004-10-05  Frank Ch. Eigler  <fche@redhat.com>
 493
 494         * configure.ac: Checking for sys/socket.h once is enough.
 495         * configure: Regenerated.
 496
 497 2004-10-04  Frank Ch. Eigler  <fche@redhat.com>
 498
 499         * configure.ac: Look for more headers & functions.
 500         * mf-hooks2.c (getmntent, inet_ntoa, getproto*): New wrapper functions.
 501         * mf-runtime.h.in: Add new "#pragma redefine_extname"s for them.
 502         * mf-runtime.c (options): Clean up integer signedness warnings.
 503         (main): Add a declaration to fix a warning.
 504         * mf-hooks3.c (pthread_exit): Add not-reached exit() to wrapper.
 505         * configure, config.h.in: Regenerated.
 506
 507 2004-10-02  Frank Ch. Eigler  <fche@redhat.com>
 508
 509         * testsuite/libmudflap.c/pass50-frag.c, fail33-frag.c, fail34-frag.c:
 510         New tests for proper base/limit checking for aggregates.
 511
 512 2004-09-15  Joseph S. Myers  <jsm@polyomino.org.uk>
 513
 514         * testsuite/libmudflap.c/pass35-frag.c: Update expected message.
 515
 516 2004-09-07  Frank Ch. Eigler  <fche@redhat.com>
 517
 518         * configure.ac: Look for pwd.h, grp.h, netdb.h headers and functions.
 519         * mf-hooks2.c (strerror): Unregister previous string returned by
 520         previous strerror.
 521         (getlogin,cuserid,getpwnam,getpwuid,getgrnam,getgrgid): New wrappers.
 522         (getservent,getservbyname,getservbyport,gai_strerror): Ditto.
 523         * mf-runtime.h.in: Add redefine_extname pragmas for them all.
 524         * mf-runtime.c (__mf_describe_object): Clarify object life status.
 525         * testsuite/libmudflap.c/pass48-frag.c, pass49-frag.c, fail32-frag.c:
 526         New tests.
 527         * configure, config.h.in: Regenerated.
 528
 529 2004-08-03  Dale Johannesen  <dalej@apple.com>
 530
 531          * mf-runtime.c: Conditionalize POSIX_SOURCE for Darwin.
 532
 533 2004-08-03  Frank Ch. Eigler  <fche@redhat.com>
 534
 535         * mf-runtime.c (compare_uintptr_t): Remove function.  Inline
 536         simplified contents in all former callers.
 537
 538 2004-07-27  Ulrich Weigand  <weigand@informatik.uni-erlangen.de>
 539
 540         * mf-runtime.c (__mf_fini): Set mudflap_mode to mode_nop in
 541         the statically linked case.
 542
 543 2004-07-27  Frank Ch. Eigler  <fche@redhat.com>
 544
 545         * splay-tree.[ch]: Remove.  Merge contents into ...
 546         * mf-runtime.c: ... here, renaming symbols and making all functions
 547         static.  Remove unused min/max functions.
 548         * Makefile.am: Forget about splay-tree.[ch].
 549         * Makefile.in, testsuite/Makefile.in: Regenerated.
 550
 551 2004-07-21  Frank Ch. Eigler  <fche@redhat.com>
 552
 553         * mf-runtime.c (__mfu_check): Remove mistaken mode-nop handling.
 554         (__mfu_usage): Include (C) 2004.
 555         * mf-hooks3.c (__mf_find_threadinfo): Don't call tracing functions
 556         here.  Include a comment explaining why.
 557
 558 2004-07-20  Frank Ch. Eigler  <fche@redhat.com>
 559
 560         * mf-impl.h (__mf_options): Add ignore_reads and timestamps fields.
 561         * mf-runtime.c (options): Give them a name.
 562         (__mf_set_default_options): Set them.
 563         (__mf_insert_new_object, __mfu_unregister): Optionalize timestamps.
 564         (__mf_violation): Warning cleanup.
 565         * mf-impl.h (MF_VALIDATE_EXTENT): Support ignore_reads option.
 566         * splay-tree.c (splay_tree_delete_helper): Remove obsolete decl.
 567
 568 2004-07-15  Frank Ch. Eigler  <fche@redhat.com>
 569
 570         g++/15861
 571         * mf-runtime.c (__mf_init): Make it non-static.  Tolerate
 572         repeated invocation.
 573
 574 2004-07-09  Frank Ch. Eigler  <fche@redhat.com>
 575
 576         Test case for g++/15861
 577         * testsuite/libmudflap.c++/ctors-[12].cxx: New test case halves.
 578         * testsuite/libmudflap.c++/ctors.exp: Driver.
 579         * testsuite/libmudflap.c++/c++frags.exp: Elide redundant default.
 580         Look only for *frag* test cases.
 581
 582 2004-07-08  Frank Ch. Eigler  <fche@redhat.com>
 583
 584         ANSI C conversion, libmudflap specialization, recursion limiting.
 585         * splay-tree.h (splay_tree_{de,}allocate_fn): Remove allocation_data
 586         argument and indirection function pointers, update callers.
 587         (splay_tree_s): Add statistics and recursion control fields
 588         num_keys, max_depth, depth, rebalance_p.
 589         * splay-tree.c (splay_tree_splay_helper): Track recursion depth.
 590         Back out of search if it exceeds limit.
 591         (splay_tree_splay): Manage recursion limiting with rebalancing as
 592         needed.
 593         (splay_tree_new): More initialization.
 594         (splay_tree_rebalance): New function.
 595         (splay_tree_foreach): Rewrite using nonrecursive logic.
 596         (splay_tree_xmalloc_allocate, splay_tree_xmalloc_deallocate):
 597         Remove.  Point indirect calls to mf-runtime.c's routines.
 598         (splay_tree_compare_ints, splay_tree_compare_pointers): Remove unused
 599         functions.
 600         (splay_tree_delete, splay_tree_delete_helper): Ditto.
 601         * testsuite/heap-scalestress.c: New test based on one from
 602         Eyal Lebedinsky <eyal@eyal.emu.id.au>:
 603
 604 2004-07-05  Matthias Klose  <doko@debian.org>
 605
 606         * libtool-version: New.
 607         * Makefile.am (libmudflap_la_LDFLAGS, libmudflapth_la_LDFLAGS):
 608         Use -version-info for soname.
 609         * Makefile.in: Regenerate.
 610         * configure.ac: Remove libtool_VERSION macro
 611         * configure: Regenerate
 612
 613 2004-07-05  Zack Weinberg  <zack@codesourcery.com>
 614
 615         * mf-runtime.h.in: Wrap declarations of struct __mf_cache,
 616         __mf_lookup_cache, __mf_lc_mask, or __mf_lc_shift in
 617         #ifndef _MUDFLAP.
 618
 619 2004-06-29  Frank Ch. Eigler  <fche@redhat.com>
 620
 621         Splay tree implementation fork.
 622         * splay-tree.c, splay-tree.h: Copied & modified from libiberty.
 623         Use hard-coded comparison function for uintptr_t.  Remove key/value
 624         deallocation logic.  Cache last splayed key for consecutive lookups.
 625         * Makefile.am, Makefile.in: Use them, don't link to them.
 626         * mf-runtime.c (__mf_object_tree): Adapt to simpler splay_tree_new.
 627         (__mf_find_objects2): Flip successor/predecessor search sequence.
 628         * ansidecl.h, libiberty.h: Removed dummy files.
 629
 630 2004-06-29  Nick Clifton  <nickc@redhat.com>
 631
 632         * configure.ac (AC_CHECK_HEADERS): Add dirent.h
 633         * configure: Regenerate.
 634         * mf-hooks2.c: Surround uses of dirent.h with #ifdef
 635         HAVE_DIRENT_H.
 636         Remove spurious inclusion of <strings.h>.
 637
 638 2004-06-29  Nick Clifton  <nickc@redhat.com>
 639
 640         * mf-runtime.c (pthread_join): Only apply the weak pragma if the
 641         function actually exists.
 642
 643 2004-06-25  Frank Ch. Eigler  <fche@redhat.com>
 644
 645         * ansidecl.h, libiberty.h: New dummy files for building splay-tree.
 646         * config.h.in: Regenerated.
 647
 648 2004-06-24  Frank Ch. Eigler  <fche@redhat.com>
 649
 650         Adopt splay trees for object database.
 651         * Makefile.am: Copy splay-tree.* from libiberty.
 652         * Makefile.in, testsuite/Makefile.in: Regenerated.
 653         * mf-runtime.h.in (__mf_unregister): Add third parameter (type).
 654         * mf-hooks[123].c (*): Add new third parameter to mf_unregister.
 655         * mf-impl.h (BEGIN_PROTECT): Remove some trace text.
 656         * mf-runtime.c: Rewrite code dealing with object database to use
 657         libiberty splay trees.  Remove tree liveness aging option.
 658         * testsuite/libmudflap.c/fail18-frag.c: Add volatile flag.
 659
 660 2004-06-15  Paolo Bonzini  <bonzini@gnu.org>
 661
 662         * configure.ac: New name of configure.in.  Update
 663         AC_INIT, AC_CONFIG_SRCDIR, AC_CONFIG_HEADERS, AC_CONFIG_FILES,
 664         AC_OUTPUT, AM_INIT_AUTOMAKE to the preferred style for
 665         Autoconf 2.5x and Automake 1.7 or later.
 666         * configure.in: Remove.
 667         * configure: Regenerate.
 668
 669         * Makefile.am: Remove useless multilib rules.
 670         * Makefile.in: Regenerate.
 671
 672 2004-06-15  Paolo Bonzini  <bonzini@gnu.org>
 673
 674         * .cvsignore: New file.
 675
 676 2004-06-10  Stephen Crowley  <stephen.crowley@sbcglobal.net>
 677
 678         PR libmudflap/13505
 679         * mf-hooks2.c (semctl): Add cygwin porting hack.
 680
 681 2004-06-09  Frank Ch. Eigler  <fche@redhat.com>
 682
 683         ctype support.
 684         * configure.in: Look for ctype header and glibc implementation.
 685         * mf-hooks2.c (__ctype_{b,toupper,tolower}_loc): Sample ctype
 686         array hooks for glibc 2.3.
 687         * mf-runtime.h.in: Wrap them.
 688         * mf-runtime.c (__mf_init): Leave marker regarding other ctype
 689         implementations.
 690         * testsuite/libmudflap.c/pass47-frag.c: New test.
 691         * configure, config.h.in: Regenerated.
 692
 693 2004-06-04  Frank Ch. Eigler  <fche@redhat.com>
 694
 695         Portability improvements, e.g., libmudflap/15293.
 696         * configure.in: Look for glibc extension functions.  Look for
 697         support of -f{function,data}-sections.  Look for more headers.
 698         Create testsuite/mfconfig.exp.  Correct more "test x.." thinkos.
 699         * Makefile.am: Use $(SECTION_FLAGS).  Collapse piecemeal-compiled
 700         mf-hooks* into usual single object per source.
 701         * mf-hooks*.c: Remove all #if WRAP_foo conditionals.
 702         * mf-hooks2.c: #include a bunch more system headers.  Define strnlen
 703         if system doesn't provide one.
 704         * mf-hooks3.c (struct pthread_info): Add stack_*_alloc fields.
 705         (pthread_create): Use it to properly GC dead thread stacks.
 706         * mf-runtime.c (__mf_violation): Correct snprintf type warning.
 707         * testsuite/Makefile.am: Stop generating site.exp.
 708         * testsuite/mfconfig.exp.in: New file.
 709         * testsuite/config/default.exp: Load new mfconfig.exp.
 710         * testsuite/lib/libmudflap.exp (libmudflap-init): Add extra libraries.
 711         (prune_gcc_output): Add glibc static linking warnings.
 712         * testsuite/libmudflap.*/*frags.exp: Enumerate needed -lmudflap* libs.
 713         * testsuite/libmudflap.c/pass46-frag.c: Ditto.
 714         * configure, Makefile, aclocal.m4, config.h.in, testsuite/Makefile.in:
 715         Regenerated with autoconf 2.57 and automake 1.7.
 716
 717 2004-06-04  Per Bothner  <per@bothner.com>
 718
 719         * configure.in (LIBMUDFLAPTH):  Fix thinko.
 720
 721         * configure.in:  Check for more headers.
 722         * mf-hooks2.c:  Conditionalize on HAVE_SYS_SOCKET_H etc.
 723
 724         * mf-runtime.c:  In two places conditionalize on SIUSR1 rather than
 725         HAVE_SIGNAL as mingw has signal.h but not SIUSR1.
 726
 727 2004-06-01  Andreas Jaeger  <aj@suse.de>
 728
 729         * configure.in: Handle multilibs, support
 730         --enable-version-specific-runtime-libs.
 731         * Makefile.am (lib_LTLIBRARIES): Rename to ...
 732         (toolexeclib_LTLIBRARIES): this for multilib support.
 733         * Makefile.in: Regenerated.
 734         * configure: Regenerated.
 735         * aclocal.m4: Regenerated.
 736         * config.h.in: Regenerated.
 737         * testsuite/Makefile.in: Regenerated.
 738
 739 2004-06-01  Andreas Jaeger  <aj@suse.de>
 740
 741         * testsuite/lib/libmudflap.exp (libmudflap-init): Handle
 742         multilibs, using multilib directory instead of hardcoded path.
 743         Set LD_RUN_PATH.
 744
 745 2004-05-21  Frank Ch. Eigler  <fche@redhat.com>
 746
 747         * Makefile.am (AM_MAKEFLAGS): Pass RUNTESTFLAGS.
 748         * Makefile.in: Ditto.
 749
 750 2004-05-18  Kaz Kojima  <kkojima@gcc.gnu.org>
 751
 752         * acinclude.m4 (lt_cv_deplibs_check_method): Use pass_all on sh*.
 753         * aclocal.m4, configure: Rebuilt.
 754
 755 2004-05-17  Frank Ch. Eigler  <fche@redhat.com>
 756
 757         * lib/libmudflap.exp (libmudflap-init): For C++ test cases only,
 758         import some build settings from libstdc++-v3 testsuite_flags.
 759         * .../cfrags.exp, .../c++frags.exp, .../cthfrags.exp: Corresponding
 760         changes to pass test language.
 761
 762         * mf-runtime.c (__mfu_check): Poison the cache with antidote for
 763         quicker mode-nop handling.
 764
 765 2004-03-25  Frank Ch. Eigler  <fche@redhat.com>
 766
 767         * mf-impl.h: Added libgcc license header.
 768
 769 2004-03-20  Frank Ch. Eigler  <fche@redhat.com>
 770
 771         * mf-hooks[123].c, mf-runtime.c, mf-heuristics.c:
 772         Added libgcc license header.
 773         * mf-hooks3.c (__mf_0fn_pthread_create): Correct arg constness.
 774         (pthread_create): Simplify stack allocation syntax.
 775
 776 2004-03-08  Loren J. Rittle  <ljrittle@acm.org>
 777
 778         * mf-hooks2.c: Support FreeBSD.
 779         (WRAP_gets): Avoid gets().
 780         * testsuite/libmudflap.c/pass-stratcliff.c: Do not
 781         test unimplemented mem/str calls on FreeBSD.
 782         * testsuite/libmudflap.c/pass21-frag.c: Do not include
 783         <alloca.h> on FreeBSD.
 784
 785 2004-01-30  Frank Ch. Eigler  <fche@redhat.com>
 786
 787         * testsuite/libmudflap.c/pass36-frag.c: Add missing free() call.
 788         * testsuite/libmudflap.c/pass46-frag.c: New test for -fmudflapir.
 789         * testsuite/libmudflap.cth/cthfrags.exp: Add -DSTATIC to compiler
 790         flags for static linking permutation.
 791         * testsuite/libmudflap.cth/pass40-frag.c: When -DSTATIC, avoid
 792         some pthreads code that croaks on linux glibc tls.
 793
 794 2004-01-27  Frank Ch. Eigler  <fche@redhat.com>
 795
 796         * testsuite/libmudflap.c/fail31-frag.c, pass45-frag.c: New tests.
 797
 798 2004-01-15  Frank Ch. Eigler  <fche@redhat.com>
 799
 800         * testsuite/libmudflap.c/pass44-frag.c: New test.
 801
 802 2004-01-12  Frank Ch. Eigler  <fche@redhat.com>
 803
 804         * testsuite/libmudflap.c/fail{28,29,30}-frag.c: New tests.
 805
 806 2004-01-08  Frank Ch. Eigler  <fche@redhat.com>
 807
 808         * testsuite/libmudflap.c/pass43-frag.c: Added missing program rc.
 809
 810 2003-12-11  Frank Ch. Eigler  <fche@redhat.com>
 811
 812         * testsuite/libmudflap.c/pass42-frag.c, pass43-frag.c: New tests.
 813
 814 2003-12-08  Andrew Pinski  <pinskia@physics.uc.edu>
 815
 816         PR libmudflap/12670
 817         * configure.in: Add check for see if
 818         socklen_t typedef is in sys/socket.h.
 819         * mf-hooks1.c: Add define if socklen_t
 820         is not typedef.
 821         * mf-hooks2.c: Likewise.
 822         * mf-hooks3.c: Likewise.
 823         * config.h.in: Regen.
 824         * configure: Regen.
 825
 826 2003-12-08  Frank Ch. Eigler  <fche@redhat.com>
 827
 828         * mf-runtime.c (__mf_watch_or_not): Tweak tracing message.
 829         * testsuite/libmudflap.c/fail21-frag.c: Defeat aliasing
 830         optimizations.
 831         * testsuite/libmudflap.c/pass25-frag.c: Ditto.
 832         * testsuite/libmudflap.c/pass26-frag.c: Tolerate non-overlapping
 833         (unoptimized) allocation of stack space.
 834
 835 2003-12-07  Richard Henderson  <rth@redhat.com>
 836
 837         * testsuite/libmudflap.c/fail23-frag.c (main): Adjust addend to 11.
 838         * testsuite/libmudflap.c/fail27-frag.c (foo): Mark noinline.
 839
 840 2003-12-06  Andrew Pinski <apinski@apple.com>
 841
 842         partial PR libmudflap/12670
 843         * mf-hooks1.c: Respect Darwin checks.  Conditionalize POSIX_SOURCE.
 844         * mf-hooks2.c: Likewise.
 845         * mf-hooks3.c: Likewise.
 846
 847 2003-11-19  Frank Ch. Eigler  <fche@redhat.com>
 848
 849         libstdc++/11696
 850         * mf-runtime.h.in: Switch to #pragma redefine_extname for
 851         symbols interposed at compile time.
 852         * testsuite/libmudflap.c++/pass41-frag.cxx: New test.
 853
 854         libmudflap/12939
 855         * mf-hooks2.c (semctl): Tolerate FreeBSD.
 856
 857         * configure.in: Reorganize check for <pthread.h>.
 858         * configure: Regenerated.
 859
 860 2003-11-04  David Edelsohn  <edelsohn@gnu.org>
 861
 862         * mf-runtime.c (_ALL_SOURCE): Define for AIX.
 863         (_LARGE_FILE_API): Define for AIX.
 864         * mf-hooks[123]: Same.
 865         (_XOPEN_SOURCE_EXTENDED): Define to 1 for AIX.
 866
 867 2003-10-21  David Edelsohn  <edelsohn@gnu.org>
 868
 869         * mf-runtime.c (_XOPEN_SOURCE_EXTENDED): Define to 1 for AIX.
 870
 871 2003-07-29  Frank Ch. Eigler  <fche@redhat.com>
 872
 873         2003-07-29  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
 874
 875         * configure.in: Update check for union semun.
 876
 877 2003-07-29  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
 878
 879         PR other/11673
 880         * mf-hooks2.c [WRAP_semctl]: Fix check for HAVE_UNION_SEMUN.
 881
 882 2003-07-29  Frank Ch. Eigler  <fche@redhat.com>
 883
 884         PR other/11673
 885         * configure.in: Add checks for 64-bit LFS functions, struct semun
 886         definition, for BSD compatibility.
 887         * mf-hooks1.c: Respect BSD checks.  Conditionalize POSIX_SOURCE.
 888         * mf-hooks2.c: Ditto.  Include <strings.h> for bcmp* decls.
 889         * mf-hooks3.c: Ditto.
 890         (pthread_create): Try MAP_ANON on platforms without the MAP_ANONYMOUS
 891         mmap flag.
 892         * configure, config.h.in: Regenerated.
 893
 894 2003-07-23  Frank Ch. Eigler  <fche@redhat.com>
 895
 896         Multithreading fixes:
 897         * mf-runtime.c (__mf_object): Store allocating/deallocating
 898         thread id.
 899         (options): Support new "-thread-stack" option.
 900         Rename "-heur-argv-environ" option to "-heur-stdlib".
 901         Disable "-lc-mask" and "-lc-shift" options.
 902         (__mf_dynamic): Add function pointers for pthread_join/_exit.
 903         (__assert_fail): New self-contained function for glibc.
 904         * mf-hooks3.c: Essentially rewritten, particularly related to
 905         use of __mf_pthread_info array.
 906         (pthread_join, _exit): New hook functions.
 907         * mf-impl.h (BEGIN_PROTECT): Handle starting_p case.
 908         * testsuite/libmudflap.cth/pass40-frag.c: New test.
 909
 910         Warning cleanups:
 911         * mf-heuristics.c: Add type casts for tracing, sub calls.
 912         * mf-impl.h (BEGIN_PROTECT): Redefine to omit result type.
 913         Update all callers to declare explicit result holder.
 914         (END_PROTECT): Removed.
 915         * testsuite/*/*frags.exp: Clean up default MUDFLAP_OPTIONS.
 916
 917 2003-07-15  Diego Novillo  <dnovillo@redhat.com>
 918
 919         * testsuite/libmudflap.c/fail21-frag.c: Add volatile modifiers.
 920         * testsuite/libmudflap.c/fail15-frag.c: Likewise.
 921         * testsuite/libmudflap.c/fail13-frag.c: Likewise.
 922
 923 2003-07-04  Frank Ch. Eigler  <fche@redhat.com>
 924
 925         * mf-hooks1.c, 2.c, 3.c: New file, splits up content from old ...
 926         * mf-hooks: Removed.
 927         * mf-impl.h (MF_VALIDATE_EXTENT, BEGIN_PROTECT, END_PROTECT):
 928         Move these macros from old mf-hooks.c here.
 929         * Makefile.am: Adapt to split-up hook sources for faster builds.
 930         * Makefile.in: Regenerated.
 931
 932         * mf-heuristics.c: Remove #if-0 block.
 933
 934         * mf-impl.h (__mf_state): Reorganize declaration and implementation.
 935         (__mf_starting_p): New state only for use while dlsym bootstrapping.
 936         (CALL_REAL, __mf_init): Corresponding changes.
 937         (TRACE, VERBOSE_TRACE): Include thread id and "mf:" prefix.  Update
 938         all callers to remove redundant "mf:" prefix.
 939         * mf-runtime.h.in: #define a few reentrancy macros for libmudflapth.
 940         * mf-hooks3.c: Rewrite chunks to support per-thread __mf_state value.
 941         (__mf_pthread_info): Become a hash table.
 942
 943         * testsuite/lib/mfdg.exp: Support new "dg-timeout" and
 944         "dg-repetitions" directives to control test case execution.
 945         * testsuite/libmudflap.cth/pass37-frag.c: Add timeout and repeat
 946         options.
 947         * testsuite/libmudflap.cth/pass39-frag.c: Ditto for this new test.
 948
 949 2003-06-25  Frank Ch. Eigler  <fche@redhat.com>
 950
 951         * mf-hooks.c (alloca): Separate into stub.
 952         (__mf_wrap_alloca_indirect): New function.  Use CALL_REAL
 953         malloc/free for alloca blocks.
 954         (pthread_create): Tolerate failing pthread_attr_get* calls.
 955         * mf-runtime.c (__mf_fini): Call __mf_wrap_alloca_indirect.
 956         * mf-impl.h (CALL_WRAP): Remove macro.
 957         * testsuite/libmudflap.c/pass21-frag.c: Include <alloca.h>.
 958         * testsuite/libmudflap.c/pass23-frag.c: Include more struct
 959         padding for ia64 BIT_FIELD_REF constructs.
 960
 961 2003-06-19  Frank Ch. Eigler  <fche@redhat.com>
 962
 963         * mf-hooks.c (struct pthread_info): Add "thread_errno" field.
 964         (__mf_pthread_spawner, __mf_pthread_cleanup): Use it with GUESS
 965         libmudflap object type.
 966         * mf-runtime.c (__mfu_unregister): Correct cemetary logic to avoid
 967         crashes on unregistering STATIC objects.
 968
 969 2003-06-17  Frank Ch. Eigler  <fche@redhat.com>
 970
 971         Based on patch from Eyal Lebedinsky <eyal@eyal.emu.id.au>:
 972         * mf-hooks.c (__mf_pthread_spawner): Register thread errno.
 973         (time, strerror, fopen, fopen64, fclose, fread): New hooks.
 974         (fwrite, fgetc, fgets, getc, gets, ungetc, fputc): New hooks.
 975         (fputs, putc, puts, clearerr, feof, ferror, fileno): New hooks.
 976         (printf, fprintf, sprintf, snprintf, vprintf, vfprintf): New hooks.
 977         (vsprintf, vsnprintf, access, remove, fflush, fseek): New hooks.
 978         (fseeko64, ftell, ftello64, rewind, fgetpos, fsetpos): New hooks.
 979         (stat, stat64, fstat, lstat, mkfifo, setvbuf, setbuf): New hooks.
 980         (setvbuf, opendir, closedir, readdir, recv, recvfrom): New hooks.
 981         (recvmsg, send, sendto, sendmsg, setsockopt, getsockopt): New hooks.
 982         (accept, bind, connect, gethostname, sethostname): New hooks.
 983         (gethostbyname, wait, waitpid, popen, pclose, execve): New hooks.
 984         (execv, execvp, system, dlopen, dlclose, dlerror, dlsym): New hooks.
 985         (semop, semctl, shmctl, shmat, shmdt): New hooks.
 986         * mf-runtime.h.in: Corresponding changes.
 987         * mf-runtime.c (__mf_ini): Register stdio objects.  Use STATIC type.
 988         (opts) Rename heur_argv_environ to heur_std_data.
 989         (__mf_wrap_main): Use STATIC type for argv/environ strings.
 990         * Makefile.am: Corresponding changes.
 991         * Makefile.in: Regenerated.
 992
 993 2003-06-11  Frank Ch. Eigler  <fche@redhat.com>
 994
 995         * mf-heuristics.c (__mf_heuristic_check): Disable stack_bounds
 996         heuristic for threaded case, and for non-x86-linux targets.
 997         * mf-hooks.c (__mf_0fn_calloc): Provide a working dummy implementation
 998         for use during pre-main() program startup.
 999         (__mf_0fn_*): Make these functions non-static.
1000         * mf-impl.h (DECLARE, CALL_REAL): Support calls to 0fn backup hook
1001         functions.
1002         * mf-runtime.c (__mf_state): Set initial state to "starting".
1003         (__mf_resolve_single_dynamic): Tolerate repeated calls for same symbol.
1004         (__wrap_main): New function to register argv[] and environ[] strings.
1005         (__mf_ini): Call it.
1006         (*): In all trace functions, use "%p" as formatter for uintptr_t.
1007
1008         * testsuite/libmudflap.c/pass38-frag.c: New test case.
1009         * testsuite/libmudflap.cth/pass37-frag.c: Improved test.
1010
1011         * acinclude.m4: Add comments with aoliva's concerns about x86_64
1012         pass_all.
1013         * aclocal.m4, configure: Regenerated.
1014
1015 2003-06-04  Frank Ch. Eigler  <fche@redhat.com>
1016
1017         * acinclude.m4: Correct typo in AC_MSG_CHECKING.
1018         * aclocal.m4, configure: Regenerated.
1019
1020 2003-06-03  Frank Ch. Eigler  <fche@redhat.com>
1021
1022         * acinclude.m4: Force "pass_all" deplibs_check_method for libtool
1023         for x86_64 target.  Disable caching for this value.
1024         * aclocal.m4, configure: Regenerated.
1025
1026 2003-06-02  Frank Ch. Eigler  <fche@redhat.com>
1027
1028         * testsuite/libmudflap.c/pass38-frag.c: Deleted.  -fwritable-strings
1029         is about to become deprecated, and its present handling bugs are
1030         unworthy of fixing.
1031
1032 2003-05-30  Frank Ch. Eigler  <fche@redhat.com>
1033
1034         * testsuite/libmudflap.c/pass38-frag.c: New test for
1035         -fwritable-strings.
1036
1037 2003-05-23  Frank Ch. Eigler  <fche@redhat.com>
1038
1039         * mf-runtime.c (__mf_sigusr1_handle): Call unlocked variant of
1040         __mf_report, asserting reentrant calling context.
1041
1042 2003-05-23  Frank Ch. Eigler  <fche@redhat.com>
1043
1044         * mf-hooks.c (realloc): Correct reentrancy logic.
1045         * testsuite/libmudflap.c/hook-allocstuff.c: New test case.
1046
1047 2003-05-20  Frank Ch. Eigler  <fche@redhat.com>
1048
1049         * mf-hooks.c (LIBMUDFLAPTH_THREADS_MAX): New macro, replaces
1050         PTHREAD_THREADS_MAX.  Update users.
1051         * mf-runtime.c (__mf_usage): Print [active] instead of [default]
1052         for active options.
1053         * testsuite/Makefile.am (all-local): Prime dejagnu site.exp file
1054         with libmudflapth presence indicator.
1055         * testsuite/Makefile.in: Regenerated.
1056
1057 2003-05-16  Frank Ch. Eigler  <fche@redhat.com>
1058
1059         * Makefile.am (AM_CFLAGS): Remove "-ansi".
1060         * configure.in: Remove silly no-pthreads => no-shared logic.
1061         * Makefile.in, configure: Regenerated.
1062         * mf-heuristics.c (__mf_heuristic_check): Remove reentrancy hacks.
1063         * mf-hooks.c (BEGIN_PROTECT, END_PROTECT): Reorganize reentrancy
1064         code.  Count reentrancy events.
1065         (all hook functions): Don't directly manipulate __mf_state variable.
1066         Add TRACE calls to hook functions without them.
1067         * mf-impl.h (LOCKTH): Try to count lock contention events.
1068         (VERBOSE_TRACE, TRACE): Remove reentrancy hacks.
1069         * mf-runtime.c (BEGIN_RECURSION_PROTECT, END_RECURSION_PROTECT):
1070         Reorganize reentrancy code.
1071         (external __mf_ entry points): Use RECURSION_PROTECT mechanism to
1072         identify reentrancy with mutex holding times.
1073         (internal __mfu_ entry points): Remove internal reentrancy code.
1074         (__mf_init): Use ordinary locked calls.
1075         (__mfu_report): Print the two new counts.
1076         * testsuite/lib/libmudflap.exp: Filter out junk ld/pthreads messages.
1077         * testsuite/libmudfap.cth/cthfrags.exp: New test driver.
1078         * testsuite/libmudflap.cth/pass37-frag.c: New pthreads test.
1079         * testsuite/libmudfap.cth/cfrags.exp: Adapt to new libmudflap
1080         option defaults.
1081
1082 2003-05-09  Frank Ch. Eigler  <fche@redhat.com>
1083
1084         * configure.in: Add pthread support, plus glibc and porting hacks.
1085         * Makefile.am (LIBMUDFLAPTH): New conditional, to build -lmudflapth
1086         from objects built into ./pth/.
1087         * mf-runtime.c (__mfu_watch,register,...): Fork new unlocked
1088         functions for internal entry points.  Update callers to pick
1089         locked vs. unlocked variants.
1090         (__mf_resolve_single_dynamic): Extend to support symbol versioning
1091         info coming in from a static data structure.
1092         (*): Reorder miscellaneous declarations to group data vs functions.
1093         (__mf_set_default_options): Simplify.
1094         (__mf_usage): Mention threading status of host executable.
1095         * mf-impl.h: Move max/min decls here.  Reorganize __mf_dynamic
1096         decls to match above.
1097         (LOCKTH, UNLOCKTH): New macros for Big Libmudflap Lock management.
1098         * mf-heuristics.c: Choose between locked/unlocked calls.  Add
1099         some lock/unlock markers.  Remove some unused code.
1100         * mf-hooks: Ditto.
1101         (pthread_create): New hook function.
1102         (__mf_pthread_cleanup, _spawner): New helper functions.
1103         * configure. aclocal.m4, config.h.in, Makefile.in: Regenerated.
1104
1105 2003-05-02  Frank Ch. Eigler  <fche@redhat.com>
1106
1107         * testsuite/libmudflap.c/fail27-frag.c: Add more volatile flags.
1108
1109 2002-04-28  Frank Ch. Eigler  <fche@redhat.com>
1110
1111         * Makefile.am (HOOKOBJS): Add *time related hooks.
1112         * configure.in: Look for pthreads.h header.
1113         * mf-hooks.c (asctime, ctime, gmtime, localtime): New wrappers.
1114         * mf-runtime.c: Begin sketching some pthreads support.
1115         (__mf_usage): Check for -lpthread presence.
1116         (__mf_unregister): Confirm matching unregistration base.
1117         (__mf_find_objects_rec): Reduce unnecessary recursion.
1118         * mf-runtime.h.in: Add "nothrow" attribute to functions.  Add
1119         #defines for new hook functions.
1120         * mf-impl.h: Corresponding changes.
1121         * config.h.in, configure, Makefile.in: Regenerated.
1122
1123 2002-04-27  Diego Novillo  <dnovillo@redhat.com>
1124
1125         * testsuite/libmudflap.c/fail1-frag.c: Add volatile
1126         modifiers to prevent being optimized away.
1127         * testsuite/libmudflap.c/fail10-frag.c: Likewise.
1128         * testsuite/libmudflap.c/fail13-frag.c: Likewise.
1129         * testsuite/libmudflap.c/fail14-frag.c: Likewise.
1130         * testsuite/libmudflap.c/fail15-frag.c: Likewise.
1131         * testsuite/libmudflap.c/fail2-frag.c: Likewise.
1132         * testsuite/libmudflap.c/fail20-frag.c: Likewise.
1133         * testsuite/libmudflap.c/fail3-frag.c: Likewise.
1134
1135 2003-04-15  Frank Ch. Eigler  <fche@redhat.com>
1136
1137         * Makefile.am (libmudflap_la_LIBADD): Remove -ldl.
1138         * configure.in: Look for uintptr_t and -ldl on target.
1139         * mf-runtime.h.in: Adjust uintptr_t declaration logic.
1140         * Makefile.in, aclocal.m4, configure, config.h.in: Regenerated.
1141         * testsuite/Makefile.in: Regenerated.
1142         * mf-runtime.c (__mf_sigusr1_respond): Tweak declaration and calls
1143         for better C compliance.
1144
1145 2003-04-15  Frank Ch. Eigler  <fche@redhat.com>
1146
1147         * mf-hooks.c (MF_VALIDATE_EXTENT): Remove unnecessary reentrancy
1148         prevention code.
1149         * mf-runtime.c (__mf_set_default_options): Turn off
1150         check-initialization.
1151         (__mf_describe_object): Shorten description.
1152         * testsuite/libmudflap.c/fail25-frag.c: Turn on check-initialization.
1153
1154 2003-04-07  Frank Ch. Eigler  <fche@redhat.com>
1155
1156         * mf-hooks.c (__mf_0fn_mmap): Correct return value, as per <rth>.
1157
1158 2003-04-02  Frank Ch. Eigler  <fche@redhat.com>
1159
1160         * mf-hooks.c (BEGIN_PROTECT): Handle startup-time reentrant
1161         calls specially.
1162         (__mf_0fn_malloc ... _munmap): New dummy backup calls.
1163         * mf-impl.h (CALL_BACKUP): New macros.
1164         * mf-runtime.c (__mf_init): Tweak __mf_state during startup.
1165
1166 2003-03-31  Frank Ch. Eigler  <fche@redhat.com>
1167
1168         * Makefile.am (AM_CFLAGS): Remove optimization flags.
1169         (HOOKOBJS): Remove dlopen hook.
1170         (libmudflap_la_LIBADD): Add -ldl.
1171         * mf-hooks.c (dlopen): Remove hook.
1172         * mf-impl.h (__mf_dynamic): Ditto.
1173         * mf-runtime.c (__mf_resolve_dynamics): Ditto.
1174         * Makefile.in: Regenerated.
1175
1176 2003-03-28  Frank Ch. Eigler  <fche@redhat.com>
1177
1178         * configure.in: Check for target gettimeofday, signal, some headers.
1179         * mf-impl.h (__mf_opts): Add new "sigusr1_report" field.  Comment
1180         out inop multi_threaded field.
1181         * mf-runtime.c (options): Handle new "-sigusr1-report" option.
1182         (__mf_set_options): Correct handling of "-help".
1183         (__mf_sigusr1_respond): New function to manage SIGUSR1 response.
1184         (__mf_check, __mf_register, __mf_unregister): Call it.
1185         (__mf_insert_new_object, __mf_unregister): Respect HAVE_GETTIMEOFDAY.
1186         (__mf_report_leaks): Make callable
1187         (__mf_tree_analyze): Traverse in-order.  Accumulate address bit
1188         distribution statistics.
1189         (__mf_adapt_cache): Rewrite shift guessing logic based on address
1190         bit distributions.
1191         * config.h.in, configure: Regenerated.
1192         * testsuite/libmudflap.c/fail27-frag.c: New test.
1193         * testsuite/libmudflap.c/pass36-frag.c: New test.
1194
1195 2003-03-11  Frank Ch. Eigler  <fche@redhat.com>
1196
1197         * mf-runtime.h.in: Tweak.
1198         * Makefile.am, configure.in: Tweak mf-runtime.h generation some more.
1199         Don't use intermediate files nor AC_OUTPUT-time postprocessing.
1200         * Makefile.in, testsuite/Makefile.in, configure: Regenerated.
1201
1202 2003-03-10  Frank Ch. Eigler  <fche@redhat.com>
1203
1204         * configure.in: Tweak generation of mf-runtime.h some more.  It
1205         needs to work from both config.status and configure.
1206         * configure: Regenerated.
1207
1208 2003-03-10  Frank Ch. Eigler  <fche@redhat.com>
1209
1210         * Makefile.am: Reorganize hook file building.  Add auto dependencies.
1211         * configure.in: Tweak generation of mf-runtime.h.
1212         * mf-runtime.h.in: Add new __MF_TYPE_HEAP_I.
1213         * mf-hooks.c (*): Adapt to initialized-heap object type.
1214         * mf-impl.h: Tweak cemetary boundaries.
1215         * mf-runtime.c (__mf_check): Adapt to new initialized-heap object
1216         type.
1217         (__mf_insert_new_object, __mf_register, __mf_unregister): Ditto.
1218         (__mf_describe_object, __mf_report_leaks, __mf_violation): Ditto.
1219         * testsuite/lib/libmudflap.exp (includes): Include build tree.
1220         * testsuite/libmudflap.c/pass{26,5}: Further adapt to initialization
1221         checking.
1222         * testsuite/.../fail{25,26}-frag.c: New tests.
1223         * testsuite/.../pass{32,33,34,35}-frag.c: New tests.
1224         * Makefile.in, configure: Regenerated.
1225
1226 2003-03-05  Frank Ch. Eigler  <fche@redhat.com>
1227
1228         * mf-runtime.c (__mf_set_default_options): Turn on initialization
1229         checking by default.
1230         (__mf_insert_new_object): As a temporary hack, assume that new
1231         objects registered on the stack start out initialized.
1232         * testsuite/libmudflap.c/fail9,pass23,pass[6789]-*: Initialize
1233         heap objects by hand.
1234
1235 2003-03-05  Frank Ch. Eigler  <fche@redhat.com>
1236
1237         Switch to macro-style hooks for str*/mem*/b* functions.
1238         * mf-runtime.h.in (__MF_TYPE_*): Moved some internal values out.
1239         (mem*, str*, b*): Added macro-style hooks for _MUDFLAP case.
1240         * mf-runtime.c: #include config.h to enable glibc backtraces again.
1241         (__mf_set_default_options): Turn off heur_proc_map.
1242         (*): Adapt to to macro-style hook functions.
1243         (__mf_object_dead_head, __mf_object_cemetary): Correct bounds.
1244         (__mf_check, __mf_register, __mf_unregister): Tweak tracing message.
1245         (__mf_violation): Handle __MF_VIOL_WATCH.
1246         * mf-impl.h (__MF_TYPE_*): Moved these internal values here.
1247         (__mf_dynamic): Removed mem*/str*/b* functions.
1248         (TRACE, VERBOSE_TRACE): Add reentrancy locking.
1249         (WRAPPER2): New macro for macro-style hooks.
1250         * mf-hooks.c: Convert mem*/str*/b* functions to simpler
1251         macro-style hooks.
1252         (BEGIN_PROTECT): Tweak tracing vs reentrancy-lock ordering.
1253         * mf-heuristics.c: Adapt to macro-style hook functions.
1254         Correct some comments.
1255         * testsuite/lib/mfdg.exp (dg-test): Simplify result string for
1256         output pattern tests.
1257         * testsuite/libmudflap.c/fail[89]-frag.c: Elaborate output test.
1258         * testsuite/libmudflap.c++/c++frags.exp: Enable non-static tests.
1259
1260 2003-02-28  Frank Ch. Eigler  <fche@redhat.com>
1261
1262         * testsuite/libmudflap.c/fail23-frag.c, pass30-frag.c: New tests
1263         for global array registration.
1264         * testsuite/libmudflap.c++/fail24-frag.cxx, pass31-frag.cxx: Ditto.
1265         * testsuite/libmudflap.c++/c++frags.exp: Tweak -static multilib hack.
1266
1267 2003-02-27  Frank Ch. Eigler  <fche@redhat.com>
1268
1269         * Makefile.am: Add gross make bug workarounds.  Tweaked
1270         SUBDIRS and AM_CFLAGS.
1271         * Makefile.in: Regenerated.
1272
1273 2003-02-26  Frank Ch. Eigler  <fche@redhat.com>
1274
1275         Switch to dejagnu.
1276         * configure.in (AC_PROG_CXX): Don't look for C++ any more.
1277         * Makefile.am (TESTS): Remove simple automake testing.
1278         * configure, Makefile.in: Regenerated.
1279         (SUBDIRS): Include new testsuite/ directory.
1280         * tests/*: Removed all files; moved bulk under:
1281         * testsuite/*: New subdirectory tree.
1282         * testsuite/libmudflap.c/cfrags.exp: New file, C test driver.
1283         * testsuite/libmudflap.c++/c++frags.exp: New file, C++ test driver.
1284         * testsuite/lib/libmudflap.exp: New file, derived from libstdc++.
1285         * testsuite/lib/mfdg.exp: New file, derived from dejagnu.
1286         * testsuite/config/default.exp: New file.
1287         * testsuite/Makefile.am, Makefile.in: New files.
1288
1289 2003-01-29  Frank Ch. Eigler  <fche@redhat.com>
1290
1291         * Makefile.am (TESTS_ENVIRONMENT): Remove redundant "-mode-check".
1292         (TESTS): Add fail22 and pass29 tests.
1293         * mf-runtime.h.in: Change API to take void*/size_t region parameters.
1294         Add new access-type parameter for __mf_check.  Move __MF_VIOL* out.
1295         * mf-impl.h: Corresponding changes.  Update CLAMP* macros for void*
1296         values.  Move __MF_VIOL* here.
1297         * mf-runtime.c (*): Adapt to void*/size_t API in mf-runtime.h.
1298         (check_initialization): New field in __mf_opts.  Default off.
1299         (read_count,write_count): New fields in __mf_object.
1300         (__mf_check): Implement basic initialization checking.
1301         (__mf_insert_new_object): Assume STATIC|GUESS regions are initialized.
1302         (__mf_describe_object): Print new fields.
1303         (__mf_violation): Identify check/read vs. check/write in messages.
1304         * test/pass29-frag.c, test/fail22-frag.c: Basic tests for new
1305         "-check-initialized" mudflap option.
1306         * test/pass25-frag.c, test/fail21-frag.c: Adapt to API changes.
1307         * mf-hooks.c (MF_VALIDATE_EXTENT): Add new access-type parameter.
1308         Drop __FILE__/__LINE__ hack.  Update callers.
1309         (*): Adapt to new mf-runtime.h API.
1310         * Makefile.in: regenerated.
1311
1312 2003-01-24  Frank Ch. Eigler  <fche@redhat.com>
1313
1314         * configure.in: Build mf-runtime.h a more proper way.
1315         * mf-hooks.c (strdup, strndup): Correct reentrancy logic.
1316         * mf-runtime.c (verbose_violations): Turn on by default.
1317         * mf-runtime.h.in: Remove some miscellaneous stuff ...
1318         * mf-impl.h: ... and move it here.
1319         * configure: Regenerated.
1320
1321 2003-01-22  Frank Ch. Eigler  <fche@redhat.com>
1322
1323         * configure.in: Look for C++ compiler.
1324         * test/*-frag.c, mf-driver.c: Reformatted with GNU indent and
1325         fixed type warnings when built with C++.
1326         * test/pass27-frag.cxx, pass28-frag.cxx: New C++ tests.
1327         * Makefile.am (TESTS): Run them.
1328         (*) Add new rules for building and running C++ tests.
1329         (TESTFLAGS): Set new default to avoid libstdc++-v3 shlib issues.
1330         * mf-runtime.h.in: Protect with extern "C".
1331         * Makefile, configure: Regenerated.
1332
1333 2003-01-06  Frank Ch. Eigler  <fche@redhat.com>
1334
1335         Portability improvements.
1336         * configure.in: Look for glibc backtrace headers/functions.
1337         * mf-hooks.c: Don't include <execinfo.h> any more.
1338         * mf-runtime.c (__mf_set_options): Call more stdlib functions
1339         via CALL_REAL.
1340         (__mf_backtrace): Provide alternate baby implementation in
1341         absence of glibc.
1342         * test/mf-driver.c: Portability tweaks.
1343         * acinclude.m4: New file, containing top level libtool.m4.
1344         * aclocal.m4, configure, Makefile.in, config.h.in: Regenerated.
1345
1346 2002-12-19  Frank Ch. Eigler  <fche@redhat.com>
1347
1348         * mf-runtime.h.in (HAVE_UINTPTR_T): Define unconditionally.
1349
1350 2002-11-08  Frank Ch. Eigler  <fche@redhat.com>
1351
1352         * mf-runtime.c (options): Add new "wipe-heap", "wipe-stack"
1353         options.
1354         (__mf_unregister): Implement stack/heap object wiping.
1355         (__mf_set_options): Renamed from __mf_process_opts.
1356         (__mf_uncache_object): Change arg type, correct callers.
1357         * mf-impl.h: Corresponding changes.
1358         * mf-hooks.c (realloc): Save/restore heap-wiping flag.
1359         * mf-runtime.h.in (__mf_set_options): Extend public API.
1360         * test/pass26-frag.c: New test for stack wiping.
1361         * Makefile.am (TESTS): Run it.
1362         * Makefile.in: Regenerated.
1363
1364 2002-11-07  Frank Ch. Eigler  <fche@redhat.com>
1365
1366         * mf-runtime.h.in (__mf_watch, __mf_unwatch): Extend public API.
1367         * mf-runtime.c (__mf_object_t): Add watching_p field.
1368         (__mf_watch_or_not): New function to implement
1369         object watch flagging.
1370         (__mf_watch, __mf_unwatch): New wrappers for above.
1371         (__mf_check, __mf_describe_object): Handle objects with watching_p.
1372         (__mf_count_violation): Enlarge array.
1373         (__mf_uncache_object): Renamed from __mf_remove_old_object.  Don't
1374         unlink object.  Clear cache properly.
1375         (__mf_unregister): Unlink object explicitly before uncaching.
1376         * test/fail21-frag.c, pass25-frag.c: New tests.
1377         * Makefile.in, aclocal.m4: Regenerated.
1378
1379 2002-11-05  Frank Ch. Eigler  <fche@redhat.com>
1380
1381         * test/fail20-frag.c: New test for NULL pointer dereferencing.
1382         * Makefile.am (TESTS): Add it.
1383         * test/pass-stratcliff.c: Add decls of stpcpy.
1384         * configure.in: Test for <stdint.h>.  Generate mf-runtime.h in
1385         build tree from config.h and new file mf-runtime.h.in.
1386         * mf-runtime.h.in: Renamed from mf-runtime.h.  Tweak uintptr_t decl.
1387         * Makefile.in, configure, config.h.in: Regenerated.
1388         * mf-hooks.c: Add #undef for wrapped glibc str*/mem* macros.
1389         * mf-runtime.c (options, __mf_set_default_options): Support new
1390         default "abbreviate" option.
1391         (__mf_object.description_epoch): New field.
1392         (__mf_describe_object): Conditionally abbreviate objects already
1393         displayed in current epoch.  Accept NULL input to increment epoch.
1394         (__mf_fini, __mf_ini): Reset description epoch.
1395         (__mf_register, __mf_unregister, __mf_adapt_cache, __mf_init): Ensure
1396         that NULL pointer slot in lookup cache is invalidated.  Register a
1397         NOACCESS region around NULL.
1398         * mf-impl.h: Corresponding changes.
1399
1400 2002-10-16  Frank Ch. Eigler  <fche@redhat.com>
1401
1402         * test/fail19-frag.c, pass24-frag.c, pass-stratcliff.c: New tests.
1403         * Makefile.am: Run them.  Install mf-runtime.h.
1404         * Makefile.in: Regenerated.
1405         * mf-hooks.c: Add some markers for more missing functions.
1406         * mf-runtime.c (__mf_adapt_cache): Experiment with a utilization-based
1407         statistic to tune tune cache size (mask).
1408
1409 2002-10-01  Frank Ch. Eigler  <fche@redhat.com>
1410
1411         * test/pass23-frag.c: New test for bit_field_ref expressions.
1412         * Makefile.am, Makefile.in: Add new test.
1413         * mf-hooks.c (mmap, munmap): Rewrite to track individual pages.
1414         (MF_VALIDATE_EXTENT): Accept zero-size mem/str operations.
1415         * mf-runtime.c (__mf_init): Register errno global.
1416         (__mf_find_object): Removed function.
1417         (__mf_check): Rewrite logic to support accesses across some
1418         contiguous but distinctly registered objects.
1419         (__mf_remove_old_object): Tolerate cache entries that span
1420         contiguous objects.
1421
1422 2002-09-30  Frank Ch. Eigler  <fche@redhat.com>
1423
1424         * test/pass21-frag.c, pass22-frag.c: New tests: alloca, bitfields.
1425         * Makefile.am, Makefile.in: Run new tests.
1426         * mf-hooks.c (alloca): Correct stack direction logic.
1427
1428 2002-09-26  Frank Ch. Eigler  <fche@redhat.com>
1429
1430         * mf-impl.h (adapt_cache): New option.
1431         * mf-runtime.c (__mf_set_default_options): Set its default value.
1432         Tweak the tree_aging parameter down.
1433         (__mf_check): Maintain separate counter for cache-adaptation.
1434         (__mf_tree_analyze): New function to collect object tree stats.
1435         (__mf_adapt_cache): New function to automate cache parameters.
1436
1437 2002-09-24  Frank Ch. Eigler  <fche@redhat.com>
1438
1439         * mf-heuristics.c (__init_misc, __mf_heuristic_check): Add
1440         hypothetical #if-0'd argv/envp region registration.
1441         * mf-runtime.c (__mf_init): Add kludged form of above.
1442         (*) Add "heur_argv_environ" flag, default on, to govern this.
1443         * mf-impl.h: Corresponding changes.
1444
1445 2002-09-20  Frank Ch. Eigler  <fche@redhat.com>
1446
1447         * test/fail18-frag.c: New test file for NOACCESS regions.
1448         * Makefile.am (TESTS): Add new test.
1449         * Makefile.in: Regenerated.
1450
1451         * mf-heuristics.c (__mf_heuristics_check): Correct deja_vu logic.
1452         * mf-impl.h (tree_aging): Add new mudflap_option, default 1000000.
1453         (optimize_object_tree): Remove unused mudflap_option.
1454         * mf-runtime.h (__MF_TYPE_NOACCESS): New region type.  Add printing
1455         support throughout.  Use .._MAX_CEM for cemetary upper bound.
1456         * mf-runtime.c (__mf_init): Register __mf_* globals as NOACCESS
1457         regions.
1458         (__mf_object): Add new liveness field for use by tree aging.
1459         (__mf_check): Trigger tree aging when needed.
1460         (__mf_age_tree): New function to decay liveness field.
1461         (__mf_find_objects_rec): Use liveness field to rotate tree.
1462         (__mf_insert_new_object): Only provide backtrace for HEAP objects.
1463         (__mf_unregister): Ditto.
1464         (__mf_register): Tweak duplicate-static message.
1465         (__mf_violation: Tweak nearby-object counter printing.
1466
1467 2002-09-16  Frank Ch. Eigler  <fche@redhat.com>
1468
1469         * test/pass20-frag.c: New test file.
1470         * Makefile.am (TESTS): Reorganize.  Add pass20 test.
1471         * Makefile.in: Regenerated.
1472
1473         * mf-impl.h (TRACE_IN, TRACE_OUT): Remove macros.  Update callers.
1474         * mf-hooks.c (BEGIN_PROTECT): Add hook tracing here.
1475         * mf-heuristic.c (__mf_heuristic_check): Track seen /proc/self/map
1476         entries to avoid repeat registration.
1477         * mf-runtime.c (__mf_object_cemetary): Don't bother bury GUESS regions.
1478         (__mf_register, __mf_unregister): Rewrite GUESS handling logic.
1479
1480 2002-09-09  Frank Ch. Eigler  <fche@redhat.com>
1481
1482         * Makefile.am: Create test sources with #include, not cat>>.
1483         * Makefile.in: Regenerated.
1484         * test/buildtest.sh: Removed.
1485         * test/driver.c (abort_handler, main): Be quiet.
1486
1487 2002-09-06  Frank Ch. Eigler  <fche@redhat.com>
1488
1489         * test/pass18-frag.c, pass19-frag.c: New tests.
1490         * Makefile.am (check): Run them.  Rebuild test programs each time.
1491         * Makefile.in: Regenerated.
1492
1493 2002-09-06  Frank Ch. Eigler  <fche@redhat.com>
1494
1495         * mf-runtime.c (__mf_register): Correct SEGV-inducing error in
1496         overlapping object search.
1497         (__mf_violation): Likewise for nearby objects.
1498         Improve nearby-object listing.
1499
1500         cleanup:
1501         * mf-runtime.c, mf-hooks.c: Remove "{{{"/"}}}" folding marks.
1502         * mf-heuristics.c (__mf_heuristic_check): Tweak message.
1503
1504 2002-09-03  Frank Ch. Eigler  <fche@redhat.com>
1505
1506         alloca support:
1507         * Makefile.am (AM_CFLAGS): New definition of needed settings.
1508         (HOOKOBJS): Add alloca-hook.o.
1509         * mf-hooks.c (alloca): New function to implement alloca in libiberty
1510         style.
1511         * mf-runtime.c (__mf_report): Call alloca(0) to flush remaining blocks.
1512         (__mf_backtrace): Reimplement without using alloca.
1513         * Makefile.in: Regenerated.
1514
1515         cleanup:
1516         * mf-hooks.c: Use VERBOSE_TRACE throughout instead of fprintf(stderr).
1517         Correct signedness bugs in length-tracking variables.
1518         * mf-impl.h: Make options unsigned.
1519         (CALL_WRAP): New macro to parallel CALL_REAL().
1520         (DECLARE): Remove erroneous ";" at end.
1521         * mf-runtime.c, mf-hooks.c, mf-heuristics.c: Replace remaining %p
1522         formatting specs with %08lx.  Correct several compiler warnings.
1523
1524 2002-08-28  Frank Ch. Eigler  <fche@redhat.com>
1525
1526         * mf-runtime.c (__mf_violation): Try harder to locate nearby objects.
1527
1528 2002-08-27  Frank Ch. Eigler  <fche@redhat.com>
1529
1530         libmudflap hook breakup:
1531         * Makefile.am (TESTS_ENVIRONMENT): Add ../../gcc to LD_LIBRARY_PATH
1532         for libgcc_s.
1533         (TESTS): Make dependent on libmudflap.
1534         (HOOKOBJS): Break up mf-hooks.o into many little hook objects,
1535         compiled from segments of mf-hooks.c.
1536         * mf-hooks.c: Corresponding changes: wrap each function in
1537         #ifdef/#endif.
1538         * Makefile.in: Regenerated.
1539
1540         Heuristics reorganization:
1541         * mf-heuristics.c (__mf_register_ro_sections, __mf_init_heuristics):
1542         Remove these functions.  Update callers.
1543         (__mf_heuristic_check): Incorporate all the various heuristics.
1544         Encode cacheability/retry judgement into trinary return value.
1545         Separate start-end logic into a separate fallback heuristic.  Only
1546         register relevant /proc/self/map segments.
1547         * mf-impl.h: Corresponding changes.
1548         * mf-runtime.c (__mf_check): Reorganize heuristics fallback logic.
1549         (__mf_init): Don't call __mf_init_heuristics.
1550
1551         Tracing cleanup:
1552         * mf-heuristics.c, mf-runtime.c: Use new MUDFLAP_OPTION
1553         "-verbose-trace" to emit all tracing messages other than those of
1554         basic public api.  Eliminate some duplicate/excessive messages.
1555         * mf-runtime.h: Corresponding changes.
1556
1557 2002-08-27  Graydon Hoare  <graydon@redhat.com>
1558
1559         * mf-impl.h (WRAPPER): Change to create linker aliases for __wrap
1560         and __real when compiled with -DPIC.
1561         * mf-hooks.c (WRAPPER): Change all uses of WRAPPER macro slightly.
1562         * Makefile.am (AUTOMAKE_OPTIONS): Fix LD_LIBRARY_PATH for tests.
1563         * Makefile.in: Regenerate.
1564
1565 2002-08-26  Graydon Hoare  <graydon@redhat.com>
1566
1567         * mf-impl.h: New file, private implementation header.
1568         * mf-runtime.h: Reorganize a bit.
1569         (CLAMPSZ): Fix arithmetic.
1570         (__MF_CACHE_MISS_P): Fix arithmetic.
1571         * mf-runtime.c: Reorganize a bit.
1572         (__mf_dynamic): New structure.
1573         (resolve_single_dynamic): New function.
1574         (__mf_resolve_dynamics): New function.
1575         (__mf_init): Initialize dynamic wrappers.
1576         * mf-hooks.c: Macro-ize __real calls.
1577         Clamp various bits of arithmetic.
1578         Add explicit __mf_check call contexts.
1579         * Makefile.am: Add dependencies on mf-impl.h
1580         * Makefile.in: Regenerate.
1581         * configure.in: Comment out shared override.
1582         * configure: Regenerate.
1583
1584 2002-08-22  Graydon Hoare  <graydon@redhat.com>
1585
1586         * mf-runtime.c (__mf_process_opts): Sanity-check free_queue_length.
1587         (__mf_check): Re-inialize and check heuristics before violation.
1588         (__mf_register): Permit updating pure-guess regions.
1589         * mf-hooks.c (__wrap_free): Correct some free queue logic.
1590         (__wrap_dlopen): New wrapper function.
1591         (__wrap_mmap): New wrapper function.
1592         (__wrap_munmap): New wrapper function.
1593         * mf-heuristics.c (__mf_register_ro_sections): Register *all* regions
1594         which are not stack addresses.
1595         (is_stack_address): New function.
1596         (__mf_init_heuristics): Save and restore state, always initialize with
1597         "starting" state.
1598
1599 2002-08-21  Frank Ch. Eigler  <fche@redhat.com>
1600
1601         * mf-hooks.c (MF_VALIDATE_EXTENT): Rewrite to correct off-by-one
1602         error.  Pass location string.
1603         (wrap_strcpy, wrap_strncpy): Remove extra %s in trace strings.
1604         * mf-runtime.c (options): Add lc-mask, lc-shift options.
1605         (__mf_process_opts): Apply some sanity checking for lc-mask.
1606         (__mf_check, __mf_violation): Take new location-string argument.
1607         Update callers to pass NULL if necessary.
1608         (__mf_backtrace): New smart backtracer function.  Calls replace
1609         several ad-hoc blocks elsewhere.
1610         (__mf_describe_object): Remove bad reentrancy test.  Improve
1611         tracing message.
1612         * mf-runtime.h: Corresponding changes.  Public/private markup.
1613         (__MF_CACHE_MISS_P): New macro.
1614
1615 2002-08-20  Graydon Hoare  <graydon@redhat.com>
1616
1617         * mf-runtime.h: New option: stack_bound (heuristic).
1618         Move some macros out of implementation files.
1619         * mf-runtime.c: New option string: -stack-bound.
1620         Unify recursion protection with hooks.
1621         Add more logging.
1622         (__mf_check): Call __mf_heuristic_check.
1623         (__mf_process_opts): Fix "no-" processing.
1624         * mf-heuristics.c (__mf_heuristic_check): New function.
1625         * mf-hooks.c: Much off-by-one fixing, recursion protection.
1626
1627 2002-08-20  Frank Ch. Eigler  <fche@redhat.com>
1628
1629         Option parsing improvements, region splitting bug fixes:
1630         * mf-heuristics.c (__mf_register_ro_sections): Add warned casts.
1631         * mf-runtime.h (heur_proc_map): New libmudflap option.
1632         * mf-runtime.c (__mf_set_default_options): Set it.
1633         (__mf_usage): Print default values/status.
1634         (__mf_process_opts): Support general "no-" option string prefix.
1635         (__mf_init): Print __mf_usage on unknown-option error.
1636         (__mf_register): Print trace message up front.
1637         Correct region splitting logic for case where a subregion disappears.
1638         Correct memory leak.
1639         (__mf_violation): Make even basic message conditional on option.
1640
1641         Build cleanup:
1642         * Makefile.am (TESTS_ENVIRONMENT): Add -no-heur-proc-map.
1643         (clean-local): New target.
1644         (test/*x rules): Add -g CFLAGS.
1645         (CFLAGS): Add -freorder-blocks.
1646         (MFCONFIG_CFLAGS, INCLUDE): Remove unneeded settings.
1647         * Makefile.in: Regenerated.
1648         * Makefile, mf-config.h: Removed files.
1649
1650 2002-08-16  Graydon Hoare  <graydon@redhat.com>
1651
1652         * mf-runtime.c (__mf_insert_new_object): Factor out of
1653         __mf_register.
1654         (__mf_remove_old_object): Factor out of __mf_unregister.
1655         (__mf_register): Handle guessed regions, splitting
1656         guesses when new registrations arrive.
1657         (__mf_unregister): Do not unregister guesses.
1658         * mf-runtime.h: Move convenience macros around,
1659         declare new option fields. Add __MF_TYPE_GUESS.
1660         * mf-hooks.c (__wrap_*alloc): Use crumple zones.
1661         (__wrap_free): Call __real_free for deferred frees.
1662         * Makefile.am: Add more tests, fix dependency.
1663         * Makefile.in: Regenerate.
1664         * test/pass[13..17]-frag.c: New testcases.
1665         * test/fail[13..17]-frag.c: New testcases.
1666
1667 2002-08-15  Graydon Hoare  <graydon@redhat.com>
1668
1669         * mf-heuristics.c: New file.
1670         * mf-runtime.c (options): Add -trace-calls option.
1671         (__mf_init): Call __mf_init_heuristics.
1672
1673 2002-08-14  Graydon Hoare  <graydon@redhat.com>
1674
1675         * Makefile.am (TESTS): Add testsuite support.
1676         * Makefile.in: Regenerate.
1677         * test/mf-driver.c: New file.
1678         * test/buildtest.sh: New file.
1679         * test/passNN-frag.c: New testcases.
1680         * test/failNN-frag.c: New testcases.
1681
1682 2002-08-14  Graydon Hoare  <graydon@redhat.com>
1683
1684         * mf-hooks.c: Change __real_strlen() to __real_strlen()+1 when
1685         verifying non-size-limited string extents.
1686
1687 2002-08-14  Frank Ch. Eigler  <fche@redhat.com>
1688
1689         * mf-hooks.c: Make __wrap string* functions use __real_str[n]len
1690         instead of plain str[n]len for internal checks.
1691         * mf-runtime.c (__mf_violation): Print optional stack traceback.
1692
1693 2002-08-14  Frank Ch. Eigler  <fche@redhat.com>
1694
1695         * mf-hooks.c: Remove #if-0 around hooks that are now ld-wrapped.
1696
1697 2002-08-13  Graydon Hoare  <graydon@redhat.com>
1698
1699         * mf-runtime.c: Rework configuration to operate on
1700         environment variable options rather than #defines
1701         (__mf_violation): Add simple fork-a-gdb violaiton mode.
1702         (__mf_init): Set static __mf_active_p flag on startup,
1703         to inhibit mudflap wrap-based checking during crt0.s.
1704         * mf-runtime.h: Declare options structure.
1705         * mf-hooks.c: New wrappings for mem*, b*, str*
1706         libc functions (temporarily #if 0-ed out).
1707
1708 2002-08-12  Frank Ch. Eigler  <fche@redhat.com>
1709
1710         * Makefile.am, configure.in: New files.
1711         * Makefile.in, Makefile, configure, config.h.in: New generated files.
1712         * stamp-h.in, aclocal.m4: Ditto.
1713
1714 2002-08-08  Frank Ch. Eigler  <fche@redhat.com>
1715
1716         * Makefile: New file.
1717         * mf-config.h: New file: runtime configuration.
1718         * mf-hooks.c: New file: interposed libc functions.
1719         * mf-runtime.c: New file: bulk of runtime.
1720         * mf-runtime.h: New file: public functions.