libmudflap/ChangeLog

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