libmudflap/ChangeLog

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