12006-05-24 Release Manager 2 3 * GCC 4.1.1 released. 4 52006-04-20 Volker Reichelt <reichelt@igpm.rwth-aachen.de> 6 7 PR mudflap/26789 8 * testsuite/libmudflap.c++/error1-frag.cxx: New test. 9 102006-04-10 Matthias Klose <doko@debian.org> 11 12 * testsuite/lib/libmudflap.exp (libmudflap-init): Recognize multilib 13 directory names containing underscores. 14 152006-02-28 Release Manager 16 17 * GCC 4.1.0 released. 18 192005-10-04 James E Wilson <wilson@specifix.com> 20 21 * configure.ac (mudflap_cv_entry_point): Use quadrigraphs to declare 22 $name as array of characters with unknown bound. Also store into the 23 array. 24 * configure: Regenerate. 25 262005-09-30 James E. Wilson <wilson@specifix.com> 27 28 * configure.ac (pthread.h): Use AC_CHECK_HEADERS instead of 29 AC_CHECK_HEADER. 30 (target_thread_file): New. Set from sed'ed gcc output. 31 (posix_threads): New. Set from target_thread_file. Use instead of 32 ac_have_pthread_h. 33 (pthread_create_version): Move initialization before code using it. 34 * configure: Regenerate. 35 36 * mf-heuristics.c (_end, ENTRY_POINT): Make them arrays with unknown 37 bounds. 38 392005-09-29 James E. Wilson <wilson@specifix.com> 40 41 * mf-hooks1.c (__mf_0fn_mmap, mmap, __mf_0fn_munmap, munmap): Protect 42 with HAVE_MMAP ifdef. 43 442005-09-23 Frank Ch. Eigler <fche@elastic.org> 45 46 PR 23084. 47 * mf-hooks2.c (accept): Tolerate NULL sockaddr* parameter. 48 492005-09-23 Frank Ch. Eigler <fche@elastic.org> 50 51 * testsuite/libmudflap.c++/pass58-frag.cxx: New test for heisenbug 19319. 52 532005-09-23 Tom Tromey <tromey@redhat.com> 54 55 * aclocal.m4, configure: Rebuilt. 56 * configure.ac: Use GCC_CHECK_TLS. 57 * acinclude.m4 (LIBMUDFLAP_CHECK_TLS, LIBMUDFLAP_ENABLE): Moved 58 to ../config. 59 602005-08-22 Jim Wilson <wilson@specifix.com> 61 62 * mf-hooks2.c (MF_REGISTER_fopen): Define to __MF_TYPE_STATIC when 63 __FreeBSD__ is defined. 64 652005-08-17 Jim Wilson <wilson@specifix.com> 66 67 * mf-hooks1.c (malloc, calloc, realloc, free, 68 __mf_wrap_alloca_indirect): Call BEGIN_MALLOC_PROTECT before calling 69 the real routines, and END_MALLOC_PROTECT afterwards. 70 * mf-impl.h (enum __mf_state_enum): Expand comment. Add in_malloc. 71 (BEGIN_PROTECT): Handle in_malloc state. 72 (BEGIN_MALLOC_PROTECT, END_MALLOC_PROTECT): New. 73 * testsuite/libmudflap.c/hook2-allocstuff.c: New. 74 752005-08-17 Kelley Cook <kcook@gcc.gnu.org> 76 77 * All files: Update FSF address. 78 792005-08-15 Ulrich Weigand <weigand@informatik.uni-erlangen.de> 80 81 * mf-hooks3.c (main_seen_p): Remove. 82 (__mf_get_state): Remove attempt to recognize the main thread. 83 842005-08-15 Maciej W. Rozycki <macro@linux-mips.org> 85 86 * configure.ac: Test for the name of the symbol used for the entry 87 point; define ENTRY_POINT to the result. 88 * configure: Regenerate. 89 * config.h.in: Regenerate. 90 * mf-heuristics.c: Replace _start with ENTRY_POINT throughout. 91 922005-08-14 Ulrich Weigand <weigand@informatik.uni-erlangen.de> 93 94 * mf-runtime.c (__mf_state_1): Initialize to reentrant. 95 (__mf_init): Set thread state active. 96 * mf-hooks3.c (__mf_pthread_spawner): Always set thread 97 state active. 98 (pthread_create wrapper): Always use thread spawner. 99 100 * testsuite/libmudflap.cth/pass37-frag.c: Increase timeout. 101 * testsuite/libmudflap.cth/pass39-frag.c: Likewise. 102 1032005-07-16 Richard Henderson <rth@redhat.com> 104 105 * acinclude.m4: New file. 106 * configure.ac: Invoke LIBMUDFLAP_CHECK_TLS. 107 * configure, config.h.in, Makefile.in, testsuite/Makefile.in: Rebuild. 108 * mf-hooks1.c (__mf_0fn_malloc): Move body from ... 109 (__mf_0fn_calloc): ... here. 110 * mf-hooks3.c (struct pthread_info): Remove. 111 (__mf_pthread_info, __mf_pthread_info_idx): Remove. 112 (LIBMUDFLAPTH_THREADS_MAX): Set to 1021. 113 (struct mf_thread_data): New. 114 (mf_thread_data, mf_thread_data_lock): New. 115 (__mf_allocate_blank_threadinfo): Remove. 116 (__mf_find_threadinfo): Rewrite and simplify. Only use if TLS is 117 not available. 118 (__mf_state_perthread): Remove. 119 (__mf_get_state, __mf_set_state): New. 120 (__mf_pthread_cleanup): Use &errno, rather than saved pointer. 121 Update mf_thread_data killing procedure. 122 (__mf_pthread_spawner): Similarly. 123 (__mf_0fn_pthread_create): Only use wrapper if necessary. Remove 124 code to allocate thread stack space. 125 (__mf_0fn_pthread_join, pthread_join): Remove. 126 (__mf_0fn_pthread_exit, pthread_exit): Remove. 127 * mf-impl.h (dyn_pthread_join, dyn_pthread_exit): Remove. 128 (__mf_state_1): Rename from __mf_state; use TLS when available. 129 (__mf_get_state, __mf_set_state): New. Update all users. 130 * mf-runtime.c (begin_recursion_protect1): New. 131 (BEGIN_RECURSION_PROTECT): Use it. 132 (__mf_state_1): Rename from __mf_state; use TLS when available. 133 (threads_active_p): Remove. 134 (__mf_usage): Compute it directly. 135 1362005-06-19 Ulrich Weigand <uweigand@de.ibm.com> 137 138 * testsuite/libmudflap.c/externs-1.c (main): Add return statement. 139 1402005-06-15 Frank Ch. Eigler <fche@redhat.com> 141 142 Fix for uncaching bug reported by Herman ten Brugge. 143 * mf-runtime.c (__mf_uncache_object): Search whole cache. 144 * testsuite/libmudflap.c/fail40-frag.c: New test. 145 1462005-05-23 Alfred M. Szmidt <ams@gnu.org> 147 148 PR libmudflap/21724 149 * Makefile.am (AM_MAKEFLAGS): Pass includedir. 150 * Makefile.in: Amend. 151 1522005-06-14 Frank Ch. Eigler <fche@redhat.com> 153 154 PR mudflap/21023 155 * testsuite/libmudflap.c/externs.exp, externs-{1,2}.c: New test files. 156 * testsuite/libmudflap.c/cfrags.exp: Bypass new sources. 157 1582005-06-14 Frank Ch. Eigler <fche@redhat.com> 159 160 PR libmudflap/21094 161 * testsuite/libmudflap.c++/*.exp: Assert build tree g++. 162 1632005-06-14 Frank Ch. Eigler <fche@redhat.com> 164 165 PR mudflap/22064 166 * mf-impl.h (mudflap_mode, violation_mode): Make these ordinary 167 unsigned vars with #defines instead of enums. 168 1692005-05-09 Mike Stump <mrs@apple.com> 170 171 * configure: Regenerate. 172 1732005-04-12 Mike Stump <mrs@apple.com> 174 175 * configure: Regenerate. 176 1772005-04-12 Frank Ch. Eigler <fche@redhat.com> 178 179 PR mudflap/19266 180 * testsuite/libmudflap.c++/c++frags.exp: Also test -O permutation. 181 * testsuite/libmudflap.c++/pass57-frag.cxx: New test. 182 1832005-04-04 Alan Modra <amodra@bigpond.net.au> 184 185 * mf-runtime.c (__mfu_unregister): Warning fix for char unsigned. 186 1872005-03-31 Mike Stump <mrs@apple.com> 188 189 * mf-runtime.h: Add libmudflap copyright clause. 190 1912005-03-21 Mike Stump <mrs@apple.com> 192 193 * mf-heuristics.c: Fix whitespace at end of line. 194 * mf-hooks1.c: Likewise. 195 * mf-hooks2.c: Likewise. 196 * mf-hooks3.c: Likewise. 197 * mf-impl.h: Likewise. 198 * mf-runtime.c: Likewise. 199 * mf-runtime.h: Likewise. 200 2012005-03-21 Zack Weinberg <zack@codesourcery.com> 202 203 * configure.ac: Do not invoke TL_AC_GCC_VERSION. 204 In all substitutions, expand gcc_version in Makefile. 205 * aclocal.m4, configure: Regenerate. 206 * Makefile.am: Set gcc_version. 207 * Makefile.in, testsuite/Makefile.in: Regenerate. 208 2092005-03-17 Frank Ch. Eigler <fche@redhat.com> 210 211 * mf-runtime.c (__mfu_check): Respect ignore_reads configuration. 212 * testsuite/libmudflap.c/{pass56,fail39}-frag.c: New tests. 213 2142005-02-13 Frank Ch. Eigler <fche@redhat.com> 215 216 PR mudflap/19319 217 * testsuite/libmudflap.c++/pass55-frag.c: New test. 218 2192005-01-05 Richard Henderson <rth@redhat.com> 220 221 * testsuite/libmudflap.c/pass32-frag.c: Fix typo. 222 2232005-01-02 Greg McGary <greg@mcgary.org> 224 225 * mf-impl.h (uintptr_t): Get typedef via stdint.h or define explicitly. 226 * mf-runtime.h: New file, replaces mf-runtime.h.in. 227 * configure.ac (AC_CONFIG_FILES): mf-runtime.h is no longer generated. 228 * Makefile.in: Ditto. 229 * testsuite/lib/libmudflap.exp: Add -I${srcdir}/.. to get mf-runtime.h 230 * testsuite/libmudflap.c/pass32-frag.c: s/uintptr_t/__mf_uintptr_t/ 231 * testsuite/libmudflap.c/fail36-frag.c: New test. 232 * testsuite/libmudflap.c/fail37-frag.c: New test. 233 * testsuite/libmudflap.c/fail38-frag.c: New test. 234 2352004-12-08 Kelley Cook <kcook@gcc.gnu.org> 236 237 * Makefile.am: Add ../config to ACLOCAL_AMFLAGS. 238 * aclocal.m4, Makefile.in, testsuite/Makefile.in: Regenerate. 239 2402004-12-02 Richard Sandiford <rsandifo@redhat.com> 241 242 * configure.ac: Use TL_AC_GCC_VERSION to set gcc_version. 243 * aclocal.m4: Include ../config/gcc-version.m4. 244 * configure, Makefile.in, testsuite/Makefile.in: Regenerate. 245 2462004-11-29 Kelley Cook <kcook@gcc.gnu.org> 247 248 * Makefile.am: Define ACLOCAL_AMFLAGS. 249 * acinclude.m4: Remove. 250 * stamp-h.in: Remove superfluous stamp file. 251 * aclocal.m4, configure, Makefile.in: Regenerate. 252 * testsuite/Makefile.in: Likewise. 253 2542004-11-24 Kelley Cook <kcook@gcc.gnu.org> 255 256 * Makefile.am: Revert previous. 257 * acinclude.m4: Restore. 258 * aclocal.m4, configure, Makefile.in: Regenerate. 259 * testsuite/Makefile.in: Likewise. 260 2612004-11-24 Kelley Cook <kcook@gcc.gnu.org> 262 263 * Makefile.am: Define ACLOCAL_AMFLAGS. 264 * acinclude.m4: Remove. 265 * aclocal.m4, configure, Makefile.in: Regenerate. 266 * testsuite/Makefile.in: Likewise. 267 2682004-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> 269 270 * testsuite/lib/libmudflap.exp: Use new procs in target-libpath.exp. 271 2722004-11-23 Kelley Cook <kcook@gcc.gnu.org> 273 274 * Makefile.in, configure, aclocal.m4: Regenerate with automake 1.9.3. 275 * testsuite/Makefile.in: Likewise. 276 2772004-11-01 Andreas Schwab <schwab@suse.de> 278 279 * configure.ac: (target_alias): Default to $host_alias, not 280 $target. 281 * configure: Regenerated. 282 2832004-10-28 Frank Ch. Eigler <fche@redhat.com> 284 285 * testsuite/libmudflap.c/fail35-,pass53-,pass54-frag.c: New tests. 286 * testsuite/libmudflap.c/pass35-frag.c: Correct embedded warning 287 message. 288 2892004-10-25 Eric Botcazou <ebotcazou@libertysurf.fr> 290 291 PR other/18138 292 * testsuite/lib/libmudflap.exp: Accept more than one multilib libgcc. 293 2942004-10-12 Frank Ch. Eigler <fche@redhat.com> 295 296 * configure.ac: Check for more headers, functions. 297 * mf-hooks2.c (mkbuffer, unmkbuffer): New helper functions for 298 tracking overridden FILE buffers. 299 (fopen, setvbuf): New/revised hook functions for buffer overriding. 300 (setbuf,setlinebuf,fdopen,freopen,fopen64,freopen64,fclose): Ditto. 301 (fflush): Accept given NULL stream (means "all streams"). 302 * mf-runtime.h.in: 303 * mf-runtime.c (__mfu_check): Accept accesses that span adjacent 304 HEAP/GUESS objects. 305 (LOOKUP_CACHE_SIZE_MAX): Raise to 64K entries tentatively. 306 (__mf_adapt_cache): Use them all. 307 * testsuite/libmudflap.c/pass35-frag.c: Update warning message. 308 * testsuite/libmudflap.c++/ctors.exp: Ditto. 309 * testsuite/libmudflap.c/{pass51,pass52}-frag.c: New tests. 310 * configure, config.h.in: Regenerated. 311 3122004-10-05 Frank Ch. Eigler <fche@redhat.com> 313 314 * configure.ac: Checking for sys/socket.h once is enough. 315 * configure: Regenerated. 316 3172004-10-04 Frank Ch. Eigler <fche@redhat.com> 318 319 * configure.ac: Look for more headers & functions. 320 * mf-hooks2.c (getmntent, inet_ntoa, getproto*): New wrapper functions. 321 * mf-runtime.h.in: Add new "#pragma redefine_extname"s for them. 322 * mf-runtime.c (options): Clean up integer signedness warnings. 323 (main): Add a declaration to fix a warning. 324 * mf-hooks3.c (pthread_exit): Add not-reached exit() to wrapper. 325 * configure, config.h.in: Regenerated. 326 3272004-10-02 Frank Ch. Eigler <fche@redhat.com> 328 329 * testsuite/libmudflap.c/pass50-frag.c, fail33-frag.c, fail34-frag.c: 330 New tests for proper base/limit checking for aggregates. 331 3322004-09-15 Joseph S. Myers <jsm@polyomino.org.uk> 333 334 * testsuite/libmudflap.c/pass35-frag.c: Update expected message. 335 3362004-09-07 Frank Ch. Eigler <fche@redhat.com> 337 338 * configure.ac: Look for pwd.h, grp.h, netdb.h headers and functions. 339 * mf-hooks2.c (strerror): Unregister previous string returned by 340 previous strerror. 341 (getlogin,cuserid,getpwnam,getpwuid,getgrnam,getgrgid): New wrappers. 342 (getservent,getservbyname,getservbyport,gai_strerror): Ditto. 343 * mf-runtime.h.in: Add redefine_extname pragmas for them all. 344 * mf-runtime.c (__mf_describe_object): Clarify object life status. 345 * testsuite/libmudflap.c/pass48-frag.c, pass49-frag.c, fail32-frag.c: 346 New tests. 347 * configure, config.h.in: Regenerated. 348 3492004-08-03 Dale Johannesen <dalej@apple.com> 350 351 * mf-runtime.c: Conditionalize POSIX_SOURCE for Darwin. 352 3532004-08-03 Frank Ch. Eigler <fche@redhat.com> 354 355 * mf-runtime.c (compare_uintptr_t): Remove function. Inline 356 simplified contents in all former callers. 357 3582004-07-27 Ulrich Weigand <weigand@informatik.uni-erlangen.de> 359 360 * mf-runtime.c (__mf_fini): Set mudflap_mode to mode_nop in 361 the statically linked case. 362 3632004-07-27 Frank Ch. Eigler <fche@redhat.com> 364 365 * splay-tree.[ch]: Remove. Merge contents into ... 366 * mf-runtime.c: ... here, renaming symbols and making all functions 367 static. Remove unused min/max functions. 368 * Makefile.am: Forget about splay-tree.[ch]. 369 * Makefile.in, testsuite/Makefile.in: Regenerated. 370 3712004-07-21 Frank Ch. Eigler <fche@redhat.com> 372 373 * mf-runtime.c (__mfu_check): Remove mistaken mode-nop handling. 374 (__mfu_usage): Include (C) 2004. 375 * mf-hooks3.c (__mf_find_threadinfo): Don't call tracing functions 376 here. Include a comment explaining why. 377 3782004-07-20 Frank Ch. Eigler <fche@redhat.com> 379 380 * mf-impl.h (__mf_options): Add ignore_reads and timestamps fields. 381 * mf-runtime.c (options): Give them a name. 382 (__mf_set_default_options): Set them. 383 (__mf_insert_new_object, __mfu_unregister): Optionalize timestamps. 384 (__mf_violation): Warning cleanup. 385 * mf-impl.h (MF_VALIDATE_EXTENT): Support ignore_reads option. 386 * splay-tree.c (splay_tree_delete_helper): Remove obsolete decl. 387 3882004-07-15 Frank Ch. Eigler <fche@redhat.com> 389 390 g++/15861 391 * mf-runtime.c (__mf_init): Make it non-static. Tolerate 392 repeated invocation. 393 3942004-07-09 Frank Ch. Eigler <fche@redhat.com> 395 396 Test case for g++/15861 397 * testsuite/libmudflap.c++/ctors-[12].cxx: New test case halves. 398 * testsuite/libmudflap.c++/ctors.exp: Driver. 399 * testsuite/libmudflap.c++/c++frags.exp: Elide redundant default. 400 Look only for *frag* test cases. 401 4022004-07-08 Frank Ch. Eigler <fche@redhat.com> 403 404 ANSI C conversion, libmudflap specialization, recursion limiting. 405 * splay-tree.h (splay_tree_{de,}allocate_fn): Remove allocation_data 406 argument and indirection function pointers, update callers. 407 (splay_tree_s): Add statistics and recursion control fields 408 num_keys, max_depth, depth, rebalance_p. 409 * splay-tree.c (splay_tree_splay_helper): Track recursion depth. 410 Back out of search if it exceeds limit. 411 (splay_tree_splay): Manage recursion limiting with rebalancing as 412 needed. 413 (splay_tree_new): More initialization. 414 (splay_tree_rebalance): New function. 415 (splay_tree_foreach): Rewrite using nonrecursive logic. 416 (splay_tree_xmalloc_allocate, splay_tree_xmalloc_deallocate): 417 Remove. Point indirect calls to mf-runtime.c's routines. 418 (splay_tree_compare_ints, splay_tree_compare_pointers): Remove unused 419 functions. 420 (splay_tree_delete, splay_tree_delete_helper): Ditto. 421 * testsuite/heap-scalestress.c: New test based on one from 422 Eyal Lebedinsky <eyal@eyal.emu.id.au>: 423 4242004-07-05 Matthias Klose <doko@debian.org> 425 426 * libtool-version: New. 427 * Makefile.am (libmudflap_la_LDFLAGS, libmudflapth_la_LDFLAGS): 428 Use -version-info for soname. 429 * Makefile.in: Regenerate. 430 * configure.ac: Remove libtool_VERSION macro 431 * configure: Regenerate 432 4332004-07-05 Zack Weinberg <zack@codesourcery.com> 434 435 * mf-runtime.h.in: Wrap declarations of struct __mf_cache, 436 __mf_lookup_cache, __mf_lc_mask, or __mf_lc_shift in 437 #ifndef _MUDFLAP. 438 4392004-06-29 Frank Ch. Eigler <fche@redhat.com> 440 441 Splay tree implementation fork. 442 * splay-tree.c, splay-tree.h: Copied & modified from libiberty. 443 Use hard-coded comparison function for uintptr_t. Remove key/value 444 deallocation logic. Cache last splayed key for consecutive lookups. 445 * Makefile.am, Makefile.in: Use them, don't link to them. 446 * mf-runtime.c (__mf_object_tree): Adapt to simpler splay_tree_new. 447 (__mf_find_objects2): Flip successor/predecessor search sequence. 448 * ansidecl.h, libiberty.h: Removed dummy files. 449 4502004-06-29 Nick Clifton <nickc@redhat.com> 451 452 * configure.ac (AC_CHECK_HEADERS): Add dirent.h 453 * configure: Regenerate. 454 * mf-hooks2.c: Surround uses of dirent.h with #ifdef 455 HAVE_DIRENT_H. 456 Remove spurious inclusion of <strings.h>. 457 4582004-06-29 Nick Clifton <nickc@redhat.com> 459 460 * mf-runtime.c (pthread_join): Only apply the weak pragma if the 461 function actually exists. 462 4632004-06-25 Frank Ch. Eigler <fche@redhat.com> 464 465 * ansidecl.h, libiberty.h: New dummy files for building splay-tree. 466 * config.h.in: Regenerated. 467 4682004-06-24 Frank Ch. Eigler <fche@redhat.com> 469 470 Adopt splay trees for object database. 471 * Makefile.am: Copy splay-tree.* from libiberty. 472 * Makefile.in, testsuite/Makefile.in: Regenerated. 473 * mf-runtime.h.in (__mf_unregister): Add third parameter (type). 474 * mf-hooks[123].c (*): Add new third parameter to mf_unregister. 475 * mf-impl.h (BEGIN_PROTECT): Remove some trace text. 476 * mf-runtime.c: Rewrite code dealing with object database to use 477 libiberty splay trees. Remove tree liveness aging option. 478 * testsuite/libmudflap.c/fail18-frag.c: Add volatile flag. 479 4802004-06-15 Paolo Bonzini <bonzini@gnu.org> 481 482 * configure.ac: New name of configure.in. Update 483 AC_INIT, AC_CONFIG_SRCDIR, AC_CONFIG_HEADERS, AC_CONFIG_FILES, 484 AC_OUTPUT, AM_INIT_AUTOMAKE to the preferred style for 485 Autoconf 2.5x and Automake 1.7 or later. 486 * configure.in: Remove. 487 * configure: Regenerate. 488 489 * Makefile.am: Remove useless multilib rules. 490 * Makefile.in: Regenerate. 491 4922004-06-15 Paolo Bonzini <bonzini@gnu.org> 493 494 * .cvsignore: New file. 495 4962004-06-10 Stephen Crowley <stephen.crowley@sbcglobal.net> 497 498 PR libmudflap/13505 499 * mf-hooks2.c (semctl): Add cygwin porting hack. 500 5012004-06-09 Frank Ch. Eigler <fche@redhat.com> 502 503 ctype support. 504 * configure.in: Look for ctype header and glibc implementation. 505 * mf-hooks2.c (__ctype_{b,toupper,tolower}_loc): Sample ctype 506 array hooks for glibc 2.3. 507 * mf-runtime.h.in: Wrap them. 508 * mf-runtime.c (__mf_init): Leave marker regarding other ctype 509 implementations. 510 * testsuite/libmudflap.c/pass47-frag.c: New test. 511 * configure, config.h.in: Regenerated. 512 5132004-06-04 Frank Ch. Eigler <fche@redhat.com> 514 515 Portability improvements, e.g., libmudflap/15293. 516 * configure.in: Look for glibc extension functions. Look for 517 support of -f{function,data}-sections. Look for more headers. 518 Create testsuite/mfconfig.exp. Correct more "test x.." thinkos. 519 * Makefile.am: Use $(SECTION_FLAGS). Collapse piecemeal-compiled 520 mf-hooks* into usual single object per source. 521 * mf-hooks*.c: Remove all #if WRAP_foo conditionals. 522 * mf-hooks2.c: #include a bunch more system headers. Define strnlen 523 if system doesn't provide one. 524 * mf-hooks3.c (struct pthread_info): Add stack_*_alloc fields. 525 (pthread_create): Use it to properly GC dead thread stacks. 526 * mf-runtime.c (__mf_violation): Correct snprintf type warning. 527 * testsuite/Makefile.am: Stop generating site.exp. 528 * testsuite/mfconfig.exp.in: New file. 529 * testsuite/config/default.exp: Load new mfconfig.exp. 530 * testsuite/lib/libmudflap.exp (libmudflap-init): Add extra libraries. 531 (prune_gcc_output): Add glibc static linking warnings. 532 * testsuite/libmudflap.*/*frags.exp: Enumerate needed -lmudflap* libs. 533 * testsuite/libmudflap.c/pass46-frag.c: Ditto. 534 * configure, Makefile, aclocal.m4, config.h.in, testsuite/Makefile.in: 535 Regenerated with autoconf 2.57 and automake 1.7. 536 5372004-06-04 Per Bothner <per@bothner.com> 538 539 * configure.in (LIBMUDFLAPTH): Fix thinko. 540 541 * configure.in: Check for more headers. 542 * mf-hooks2.c: Conditionalize on HAVE_SYS_SOCKET_H etc. 543 544 * mf-runtime.c: In two places conditionalize on SIUSR1 rather than 545 HAVE_SIGNAL as mingw has signal.h but not SIUSR1. 546 5472004-06-01 Andreas Jaeger <aj@suse.de> 548 549 * configure.in: Handle multilibs, support 550 --enable-version-specific-runtime-libs. 551 * Makefile.am (lib_LTLIBRARIES): Rename to ... 552 (toolexeclib_LTLIBRARIES): this for multilib support. 553 * Makefile.in: Regenerated. 554 * configure: Regenerated. 555 * aclocal.m4: Regenerated. 556 * config.h.in: Regenerated. 557 * testsuite/Makefile.in: Regenerated. 558 5592004-06-01 Andreas Jaeger <aj@suse.de> 560 561 * testsuite/lib/libmudflap.exp (libmudflap-init): Handle 562 multilibs, using multilib directory instead of hardcoded path. 563 Set LD_RUN_PATH. 564 5652004-05-21 Frank Ch. Eigler <fche@redhat.com> 566 567 * Makefile.am (AM_MAKEFLAGS): Pass RUNTESTFLAGS. 568 * Makefile.in: Ditto. 569 5702004-05-18 Kaz Kojima <kkojima@gcc.gnu.org> 571 572 * acinclude.m4 (lt_cv_deplibs_check_method): Use pass_all on sh*. 573 * aclocal.m4, configure: Rebuilt. 574 5752004-05-17 Frank Ch. Eigler <fche@redhat.com> 576 577 * lib/libmudflap.exp (libmudflap-init): For C++ test cases only, 578 import some build settings from libstdc++-v3 testsuite_flags. 579 * .../cfrags.exp, .../c++frags.exp, .../cthfrags.exp: Corresponding 580 changes to pass test language. 581 582 * mf-runtime.c (__mfu_check): Poison the cache with antidote for 583 quicker mode-nop handling. 584 5852004-03-25 Frank Ch. Eigler <fche@redhat.com> 586 587 * mf-impl.h: Added libgcc license header. 588 5892004-03-20 Frank Ch. Eigler <fche@redhat.com> 590 591 * mf-hooks[123].c, mf-runtime.c, mf-heuristics.c: 592 Added libgcc license header. 593 * mf-hooks3.c (__mf_0fn_pthread_create): Correct arg constness. 594 (pthread_create): Simplify stack allocation syntax. 595 5962004-03-08 Loren J. Rittle <ljrittle@acm.org> 597 598 * mf-hooks2.c: Support FreeBSD. 599 (WRAP_gets): Avoid gets(). 600 * testsuite/libmudflap.c/pass-stratcliff.c: Do not 601 test unimplemented mem/str calls on FreeBSD. 602 * testsuite/libmudflap.c/pass21-frag.c: Do not include 603 <alloca.h> on FreeBSD. 604 6052004-01-30 Frank Ch. Eigler <fche@redhat.com> 606 607 * testsuite/libmudflap.c/pass36-frag.c: Add missing free() call. 608 * testsuite/libmudflap.c/pass46-frag.c: New test for -fmudflapir. 609 * testsuite/libmudflap.cth/cthfrags.exp: Add -DSTATIC to compiler 610 flags for static linking permutation. 611 * testsuite/libmudflap.cth/pass40-frag.c: When -DSTATIC, avoid 612 some pthreads code that croaks on linux glibc tls. 613 6142004-01-27 Frank Ch. Eigler <fche@redhat.com> 615 616 * testsuite/libmudflap.c/fail31-frag.c, pass45-frag.c: New tests. 617 6182004-01-15 Frank Ch. Eigler <fche@redhat.com> 619 620 * testsuite/libmudflap.c/pass44-frag.c: New test. 621 6222004-01-12 Frank Ch. Eigler <fche@redhat.com> 623 624 * testsuite/libmudflap.c/fail{28,29,30}-frag.c: New tests. 625 6262004-01-08 Frank Ch. Eigler <fche@redhat.com> 627 628 * testsuite/libmudflap.c/pass43-frag.c: Added missing program rc. 629 6302003-12-11 Frank Ch. Eigler <fche@redhat.com> 631 632 * testsuite/libmudflap.c/pass42-frag.c, pass43-frag.c: New tests. 633 6342003-12-08 Andrew Pinski <pinskia@physics.uc.edu> 635 636 PR libmudflap/12670 637 * configure.in: Add check for see if 638 socklen_t typedef is in sys/socket.h. 639 * mf-hooks1.c: Add define if socklen_t 640 is not typedef. 641 * mf-hooks2.c: Likewise. 642 * mf-hooks3.c: Likewise. 643 * config.h.in: Regen. 644 * configure: Regen. 645 6462003-12-08 Frank Ch. Eigler <fche@redhat.com> 647 648 * mf-runtime.c (__mf_watch_or_not): Tweak tracing message. 649 * testsuite/libmudflap.c/fail21-frag.c: Defeat aliasing 650 optimizations. 651 * testsuite/libmudflap.c/pass25-frag.c: Ditto. 652 * testsuite/libmudflap.c/pass26-frag.c: Tolerate non-overlapping 653 (unoptimized) allocation of stack space. 654 6552003-12-07 Richard Henderson <rth@redhat.com> 656 657 * testsuite/libmudflap.c/fail23-frag.c (main): Adjust addend to 11. 658 * testsuite/libmudflap.c/fail27-frag.c (foo): Mark noinline. 659 6602003-12-06 Andrew Pinski <apinski@apple.com> 661 662 partial PR libmudflap/12670 663 * mf-hooks1.c: Respect Darwin checks. Conditionalize POSIX_SOURCE. 664 * mf-hooks2.c: Likewise. 665 * mf-hooks3.c: Likewise. 666 6672003-11-19 Frank Ch. Eigler <fche@redhat.com> 668 669 libstdc++/11696 670 * mf-runtime.h.in: Switch to #pragma redefine_extname for 671 symbols interposed at compile time. 672 * testsuite/libmudflap.c++/pass41-frag.cxx: New test. 673 674 libmudflap/12939 675 * mf-hooks2.c (semctl): Tolerate FreeBSD. 676 677 * configure.in: Reorganize check for <pthread.h>. 678 * configure: Regenerated. 679 6802003-11-04 David Edelsohn <edelsohn@gnu.org> 681 682 * mf-runtime.c (_ALL_SOURCE): Define for AIX. 683 (_LARGE_FILE_API): Define for AIX. 684 * mf-hooks[123]: Same. 685 (_XOPEN_SOURCE_EXTENDED): Define to 1 for AIX. 686 6872003-10-21 David Edelsohn <edelsohn@gnu.org> 688 689 * mf-runtime.c (_XOPEN_SOURCE_EXTENDED): Define to 1 for AIX. 690 6912003-07-29 Frank Ch. Eigler <fche@redhat.com> 692 693 2003-07-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at> 694 695 * configure.in: Update check for union semun. 696 6972003-07-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at> 698 699 PR other/11673 700 * mf-hooks2.c [WRAP_semctl]: Fix check for HAVE_UNION_SEMUN. 701 7022003-07-29 Frank Ch. Eigler <fche@redhat.com> 703 704 PR other/11673 705 * configure.in: Add checks for 64-bit LFS functions, struct semun 706 definition, for BSD compatibility. 707 * mf-hooks1.c: Respect BSD checks. Conditionalize POSIX_SOURCE. 708 * mf-hooks2.c: Ditto. Include <strings.h> for bcmp* decls. 709 * mf-hooks3.c: Ditto. 710 (pthread_create): Try MAP_ANON on platforms without the MAP_ANONYMOUS 711 mmap flag. 712 * configure, config.h.in: Regenerated. 713 7142003-07-23 Frank Ch. Eigler <fche@redhat.com> 715 716 Multithreading fixes: 717 * mf-runtime.c (__mf_object): Store allocating/deallocating 718 thread id. 719 (options): Support new "-thread-stack" option. 720 Rename "-heur-argv-environ" option to "-heur-stdlib". 721 Disable "-lc-mask" and "-lc-shift" options. 722 (__mf_dynamic): Add function pointers for pthread_join/_exit. 723 (__assert_fail): New self-contained function for glibc. 724 * mf-hooks3.c: Essentially rewritten, particularly related to 725 use of __mf_pthread_info array. 726 (pthread_join, _exit): New hook functions. 727 * mf-impl.h (BEGIN_PROTECT): Handle starting_p case. 728 * testsuite/libmudflap.cth/pass40-frag.c: New test. 729 730 Warning cleanups: 731 * mf-heuristics.c: Add type casts for tracing, sub calls. 732 * mf-impl.h (BEGIN_PROTECT): Redefine to omit result type. 733 Update all callers to declare explicit result holder. 734 (END_PROTECT): Removed. 735 * testsuite/*/*frags.exp: Clean up default MUDFLAP_OPTIONS. 736 7372003-07-15 Diego Novillo <dnovillo@redhat.com> 738 739 * testsuite/libmudflap.c/fail21-frag.c: Add volatile modifiers. 740 * testsuite/libmudflap.c/fail15-frag.c: Likewise. 741 * testsuite/libmudflap.c/fail13-frag.c: Likewise. 742 7432003-07-04 Frank Ch. Eigler <fche@redhat.com> 744 745 * mf-hooks1.c, 2.c, 3.c: New file, splits up content from old ... 746 * mf-hooks: Removed. 747 * mf-impl.h (MF_VALIDATE_EXTENT, BEGIN_PROTECT, END_PROTECT): 748 Move these macros from old mf-hooks.c here. 749 * Makefile.am: Adapt to split-up hook sources for faster builds. 750 * Makefile.in: Regenerated. 751 752 * mf-heuristics.c: Remove #if-0 block. 753 754 * mf-impl.h (__mf_state): Reorganize declaration and implementation. 755 (__mf_starting_p): New state only for use while dlsym bootstrapping. 756 (CALL_REAL, __mf_init): Corresponding changes. 757 (TRACE, VERBOSE_TRACE): Include thread id and "mf:" prefix. Update 758 all callers to remove redundant "mf:" prefix. 759 * mf-runtime.h.in: #define a few reentrancy macros for libmudflapth. 760 * mf-hooks3.c: Rewrite chunks to support per-thread __mf_state value. 761 (__mf_pthread_info): Become a hash table. 762 763 * testsuite/lib/mfdg.exp: Support new "dg-timeout" and 764 "dg-repetitions" directives to control test case execution. 765 * testsuite/libmudflap.cth/pass37-frag.c: Add timeout and repeat 766 options. 767 * testsuite/libmudflap.cth/pass39-frag.c: Ditto for this new test. 768 7692003-06-25 Frank Ch. Eigler <fche@redhat.com> 770 771 * mf-hooks.c (alloca): Separate into stub. 772 (__mf_wrap_alloca_indirect): New function. Use CALL_REAL 773 malloc/free for alloca blocks. 774 (pthread_create): Tolerate failing pthread_attr_get* calls. 775 * mf-runtime.c (__mf_fini): Call __mf_wrap_alloca_indirect. 776 * mf-impl.h (CALL_WRAP): Remove macro. 777 * testsuite/libmudflap.c/pass21-frag.c: Include <alloca.h>. 778 * testsuite/libmudflap.c/pass23-frag.c: Include more struct 779 padding for ia64 BIT_FIELD_REF constructs. 780 7812003-06-19 Frank Ch. Eigler <fche@redhat.com> 782 783 * mf-hooks.c (struct pthread_info): Add "thread_errno" field. 784 (__mf_pthread_spawner, __mf_pthread_cleanup): Use it with GUESS 785 libmudflap object type. 786 * mf-runtime.c (__mfu_unregister): Correct cemetary logic to avoid 787 crashes on unregistering STATIC objects. 788 7892003-06-17 Frank Ch. Eigler <fche@redhat.com> 790 791 Based on patch from Eyal Lebedinsky <eyal@eyal.emu.id.au>: 792 * mf-hooks.c (__mf_pthread_spawner): Register thread errno. 793 (time, strerror, fopen, fopen64, fclose, fread): New hooks. 794 (fwrite, fgetc, fgets, getc, gets, ungetc, fputc): New hooks. 795 (fputs, putc, puts, clearerr, feof, ferror, fileno): New hooks. 796 (printf, fprintf, sprintf, snprintf, vprintf, vfprintf): New hooks. 797 (vsprintf, vsnprintf, access, remove, fflush, fseek): New hooks. 798 (fseeko64, ftell, ftello64, rewind, fgetpos, fsetpos): New hooks. 799 (stat, stat64, fstat, lstat, mkfifo, setvbuf, setbuf): New hooks. 800 (setvbuf, opendir, closedir, readdir, recv, recvfrom): New hooks. 801 (recvmsg, send, sendto, sendmsg, setsockopt, getsockopt): New hooks. 802 (accept, bind, connect, gethostname, sethostname): New hooks. 803 (gethostbyname, wait, waitpid, popen, pclose, execve): New hooks. 804 (execv, execvp, system, dlopen, dlclose, dlerror, dlsym): New hooks. 805 (semop, semctl, shmctl, shmat, shmdt): New hooks. 806 * mf-runtime.h.in: Corresponding changes. 807 * mf-runtime.c (__mf_ini): Register stdio objects. Use STATIC type. 808 (opts) Rename heur_argv_environ to heur_std_data. 809 (__mf_wrap_main): Use STATIC type for argv/environ strings. 810 * Makefile.am: Corresponding changes. 811 * Makefile.in: Regenerated. 812 8132003-06-11 Frank Ch. Eigler <fche@redhat.com> 814 815 * mf-heuristics.c (__mf_heuristic_check): Disable stack_bounds 816 heuristic for threaded case, and for non-x86-linux targets. 817 * mf-hooks.c (__mf_0fn_calloc): Provide a working dummy implementation 818 for use during pre-main() program startup. 819 (__mf_0fn_*): Make these functions non-static. 820 * mf-impl.h (DECLARE, CALL_REAL): Support calls to 0fn backup hook 821 functions. 822 * mf-runtime.c (__mf_state): Set initial state to "starting". 823 (__mf_resolve_single_dynamic): Tolerate repeated calls for same symbol. 824 (__wrap_main): New function to register argv[] and environ[] strings. 825 (__mf_ini): Call it. 826 (*): In all trace functions, use "%p" as formatter for uintptr_t. 827 828 * testsuite/libmudflap.c/pass38-frag.c: New test case. 829 * testsuite/libmudflap.cth/pass37-frag.c: Improved test. 830 831 * acinclude.m4: Add comments with aoliva's concerns about x86_64 832 pass_all. 833 * aclocal.m4, configure: Regenerated. 834 8352003-06-04 Frank Ch. Eigler <fche@redhat.com> 836 837 * acinclude.m4: Correct typo in AC_MSG_CHECKING. 838 * aclocal.m4, configure: Regenerated. 839 8402003-06-03 Frank Ch. Eigler <fche@redhat.com> 841 842 * acinclude.m4: Force "pass_all" deplibs_check_method for libtool 843 for x86_64 target. Disable caching for this value. 844 * aclocal.m4, configure: Regenerated. 845 8462003-06-02 Frank Ch. Eigler <fche@redhat.com> 847 848 * testsuite/libmudflap.c/pass38-frag.c: Deleted. -fwritable-strings 849 is about to become deprecated, and its present handling bugs are 850 unworthy of fixing. 851 8522003-05-30 Frank Ch. Eigler <fche@redhat.com> 853 854 * testsuite/libmudflap.c/pass38-frag.c: New test for 855 -fwritable-strings. 856 8572003-05-23 Frank Ch. Eigler <fche@redhat.com> 858 859 * mf-runtime.c (__mf_sigusr1_handle): Call unlocked variant of 860 __mf_report, asserting reentrant calling context. 861 8622003-05-23 Frank Ch. Eigler <fche@redhat.com> 863 864 * mf-hooks.c (realloc): Correct reentrancy logic. 865 * testsuite/libmudflap.c/hook-allocstuff.c: New test case. 866 8672003-05-20 Frank Ch. Eigler <fche@redhat.com> 868 869 * mf-hooks.c (LIBMUDFLAPTH_THREADS_MAX): New macro, replaces 870 PTHREAD_THREADS_MAX. Update users. 871 * mf-runtime.c (__mf_usage): Print [active] instead of [default] 872 for active options. 873 * testsuite/Makefile.am (all-local): Prime dejagnu site.exp file 874 with libmudflapth presence indicator. 875 * testsuite/Makefile.in: Regenerated. 876 8772003-05-16 Frank Ch. Eigler <fche@redhat.com> 878 879 * Makefile.am (AM_CFLAGS): Remove "-ansi". 880 * configure.in: Remove silly no-pthreads => no-shared logic. 881 * Makefile.in, configure: Regenerated. 882 * mf-heuristics.c (__mf_heuristic_check): Remove reentrancy hacks. 883 * mf-hooks.c (BEGIN_PROTECT, END_PROTECT): Reorganize reentrancy 884 code. Count reentrancy events. 885 (all hook functions): Don't directly manipulate __mf_state variable. 886 Add TRACE calls to hook functions without them. 887 * mf-impl.h (LOCKTH): Try to count lock contention events. 888 (VERBOSE_TRACE, TRACE): Remove reentrancy hacks. 889 * mf-runtime.c (BEGIN_RECURSION_PROTECT, END_RECURSION_PROTECT): 890 Reorganize reentrancy code. 891 (external __mf_ entry points): Use RECURSION_PROTECT mechanism to 892 identify reentrancy with mutex holding times. 893 (internal __mfu_ entry points): Remove internal reentrancy code. 894 (__mf_init): Use ordinary locked calls. 895 (__mfu_report): Print the two new counts. 896 * testsuite/lib/libmudflap.exp: Filter out junk ld/pthreads messages. 897 * testsuite/libmudfap.cth/cthfrags.exp: New test driver. 898 * testsuite/libmudflap.cth/pass37-frag.c: New pthreads test. 899 * testsuite/libmudfap.cth/cfrags.exp: Adapt to new libmudflap 900 option defaults. 901 9022003-05-09 Frank Ch. Eigler <fche@redhat.com> 903 904 * configure.in: Add pthread support, plus glibc and porting hacks. 905 * Makefile.am (LIBMUDFLAPTH): New conditional, to build -lmudflapth 906 from objects built into ./pth/. 907 * mf-runtime.c (__mfu_watch,register,...): Fork new unlocked 908 functions for internal entry points. Update callers to pick 909 locked vs. unlocked variants. 910 (__mf_resolve_single_dynamic): Extend to support symbol versioning 911 info coming in from a static data structure. 912 (*): Reorder miscellaneous declarations to group data vs functions. 913 (__mf_set_default_options): Simplify. 914 (__mf_usage): Mention threading status of host executable. 915 * mf-impl.h: Move max/min decls here. Reorganize __mf_dynamic 916 decls to match above. 917 (LOCKTH, UNLOCKTH): New macros for Big Libmudflap Lock management. 918 * mf-heuristics.c: Choose between locked/unlocked calls. Add 919 some lock/unlock markers. Remove some unused code. 920 * mf-hooks: Ditto. 921 (pthread_create): New hook function. 922 (__mf_pthread_cleanup, _spawner): New helper functions. 923 * configure. aclocal.m4, config.h.in, Makefile.in: Regenerated. 924 9252003-05-02 Frank Ch. Eigler <fche@redhat.com> 926 927 * testsuite/libmudflap.c/fail27-frag.c: Add more volatile flags. 928 9292002-04-28 Frank Ch. Eigler <fche@redhat.com> 930 931 * Makefile.am (HOOKOBJS): Add *time related hooks. 932 * configure.in: Look for pthreads.h header. 933 * mf-hooks.c (asctime, ctime, gmtime, localtime): New wrappers. 934 * mf-runtime.c: Begin sketching some pthreads support. 935 (__mf_usage): Check for -lpthread presence. 936 (__mf_unregister): Confirm matching unregistration base. 937 (__mf_find_objects_rec): Reduce unnecessary recursion. 938 * mf-runtime.h.in: Add "nothrow" attribute to functions. Add 939 #defines for new hook functions. 940 * mf-impl.h: Corresponding changes. 941 * config.h.in, configure, Makefile.in: Regenerated. 942 9432002-04-27 Diego Novillo <dnovillo@redhat.com> 944 945 * testsuite/libmudflap.c/fail1-frag.c: Add volatile 946 modifiers to prevent being optimized away. 947 * testsuite/libmudflap.c/fail10-frag.c: Likewise. 948 * testsuite/libmudflap.c/fail13-frag.c: Likewise. 949 * testsuite/libmudflap.c/fail14-frag.c: Likewise. 950 * testsuite/libmudflap.c/fail15-frag.c: Likewise. 951 * testsuite/libmudflap.c/fail2-frag.c: Likewise. 952 * testsuite/libmudflap.c/fail20-frag.c: Likewise. 953 * testsuite/libmudflap.c/fail3-frag.c: Likewise. 954 9552003-04-15 Frank Ch. Eigler <fche@redhat.com> 956 957 * Makefile.am (libmudflap_la_LIBADD): Remove -ldl. 958 * configure.in: Look for uintptr_t and -ldl on target. 959 * mf-runtime.h.in: Adjust uintptr_t declaration logic. 960 * Makefile.in, aclocal.m4, configure, config.h.in: Regenerated. 961 * testsuite/Makefile.in: Regenerated. 962 * mf-runtime.c (__mf_sigusr1_respond): Tweak declaration and calls 963 for better C compliance. 964 9652003-04-15 Frank Ch. Eigler <fche@redhat.com> 966 967 * mf-hooks.c (MF_VALIDATE_EXTENT): Remove unnecessary reentrancy 968 prevention code. 969 * mf-runtime.c (__mf_set_default_options): Turn off 970 check-initialization. 971 (__mf_describe_object): Shorten description. 972 * testsuite/libmudflap.c/fail25-frag.c: Turn on check-initialization. 973 9742003-04-07 Frank Ch. Eigler <fche@redhat.com> 975 976 * mf-hooks.c (__mf_0fn_mmap): Correct return value, as per <rth>. 977 9782003-04-02 Frank Ch. Eigler <fche@redhat.com> 979 980 * mf-hooks.c (BEGIN_PROTECT): Handle startup-time reentrant 981 calls specially. 982 (__mf_0fn_malloc ... _munmap): New dummy backup calls. 983 * mf-impl.h (CALL_BACKUP): New macros. 984 * mf-runtime.c (__mf_init): Tweak __mf_state during startup. 985 9862003-03-31 Frank Ch. Eigler <fche@redhat.com> 987 988 * Makefile.am (AM_CFLAGS): Remove optimization flags. 989 (HOOKOBJS): Remove dlopen hook. 990 (libmudflap_la_LIBADD): Add -ldl. 991 * mf-hooks.c (dlopen): Remove hook. 992 * mf-impl.h (__mf_dynamic): Ditto. 993 * mf-runtime.c (__mf_resolve_dynamics): Ditto. 994 * Makefile.in: Regenerated. 995 9962003-03-28 Frank Ch. Eigler <fche@redhat.com> 997 998 * configure.in: Check for target gettimeofday, signal, some headers. 999 * mf-impl.h (__mf_opts): Add new "sigusr1_report" field. Comment 1000 out inop multi_threaded field. 1001 * mf-runtime.c (options): Handle new "-sigusr1-report" option. 1002 (__mf_set_options): Correct handling of "-help". 1003 (__mf_sigusr1_respond): New function to manage SIGUSR1 response. 1004 (__mf_check, __mf_register, __mf_unregister): Call it. 1005 (__mf_insert_new_object, __mf_unregister): Respect HAVE_GETTIMEOFDAY. 1006 (__mf_report_leaks): Make callable 1007 (__mf_tree_analyze): Traverse in-order. Accumulate address bit 1008 distribution statistics. 1009 (__mf_adapt_cache): Rewrite shift guessing logic based on address 1010 bit distributions. 1011 * config.h.in, configure: Regenerated. 1012 * testsuite/libmudflap.c/fail27-frag.c: New test. 1013 * testsuite/libmudflap.c/pass36-frag.c: New test. 1014 10152003-03-11 Frank Ch. Eigler <fche@redhat.com> 1016 1017 * mf-runtime.h.in: Tweak. 1018 * Makefile.am, configure.in: Tweak mf-runtime.h generation some more. 1019 Don't use intermediate files nor AC_OUTPUT-time postprocessing. 1020 * Makefile.in, testsuite/Makefile.in, configure: Regenerated. 1021 10222003-03-10 Frank Ch. Eigler <fche@redhat.com> 1023 1024 * configure.in: Tweak generation of mf-runtime.h some more. It 1025 needs to work from both config.status and configure. 1026 * configure: Regenerated. 1027 10282003-03-10 Frank Ch. Eigler <fche@redhat.com> 1029 1030 * Makefile.am: Reorganize hook file building. Add auto dependencies. 1031 * configure.in: Tweak generation of mf-runtime.h. 1032 * mf-runtime.h.in: Add new __MF_TYPE_HEAP_I. 1033 * mf-hooks.c (*): Adapt to initialized-heap object type. 1034 * mf-impl.h: Tweak cemetary boundaries. 1035 * mf-runtime.c (__mf_check): Adapt to new initialized-heap object 1036 type. 1037 (__mf_insert_new_object, __mf_register, __mf_unregister): Ditto. 1038 (__mf_describe_object, __mf_report_leaks, __mf_violation): Ditto. 1039 * testsuite/lib/libmudflap.exp (includes): Include build tree. 1040 * testsuite/libmudflap.c/pass{26,5}: Further adapt to initialization 1041 checking. 1042 * testsuite/.../fail{25,26}-frag.c: New tests. 1043 * testsuite/.../pass{32,33,34,35}-frag.c: New tests. 1044 * Makefile.in, configure: Regenerated. 1045 10462003-03-05 Frank Ch. Eigler <fche@redhat.com> 1047 1048 * mf-runtime.c (__mf_set_default_options): Turn on initialization 1049 checking by default. 1050 (__mf_insert_new_object): As a temporary hack, assume that new 1051 objects registered on the stack start out initialized. 1052 * testsuite/libmudflap.c/fail9,pass23,pass[6789]-*: Initialize 1053 heap objects by hand. 1054 10552003-03-05 Frank Ch. Eigler <fche@redhat.com> 1056 1057 Switch to macro-style hooks for str*/mem*/b* functions. 1058 * mf-runtime.h.in (__MF_TYPE_*): Moved some internal values out. 1059 (mem*, str*, b*): Added macro-style hooks for _MUDFLAP case. 1060 * mf-runtime.c: #include config.h to enable glibc backtraces again. 1061 (__mf_set_default_options): Turn off heur_proc_map. 1062 (*): Adapt to to macro-style hook functions. 1063 (__mf_object_dead_head, __mf_object_cemetary): Correct bounds. 1064 (__mf_check, __mf_register, __mf_unregister): Tweak tracing message. 1065 (__mf_violation): Handle __MF_VIOL_WATCH. 1066 * mf-impl.h (__MF_TYPE_*): Moved these internal values here. 1067 (__mf_dynamic): Removed mem*/str*/b* functions. 1068 (TRACE, VERBOSE_TRACE): Add reentrancy locking. 1069 (WRAPPER2): New macro for macro-style hooks. 1070 * mf-hooks.c: Convert mem*/str*/b* functions to simpler 1071 macro-style hooks. 1072 (BEGIN_PROTECT): Tweak tracing vs reentrancy-lock ordering. 1073 * mf-heuristics.c: Adapt to macro-style hook functions. 1074 Correct some comments. 1075 * testsuite/lib/mfdg.exp (dg-test): Simplify result string for 1076 output pattern tests. 1077 * testsuite/libmudflap.c/fail[89]-frag.c: Elaborate output test. 1078 * testsuite/libmudflap.c++/c++frags.exp: Enable non-static tests. 1079 10802003-02-28 Frank Ch. Eigler <fche@redhat.com> 1081 1082 * testsuite/libmudflap.c/fail23-frag.c, pass30-frag.c: New tests 1083 for global array registration. 1084 * testsuite/libmudflap.c++/fail24-frag.cxx, pass31-frag.cxx: Ditto. 1085 * testsuite/libmudflap.c++/c++frags.exp: Tweak -static multilib hack. 1086 10872003-02-27 Frank Ch. Eigler <fche@redhat.com> 1088 1089 * Makefile.am: Add gross make bug workarounds. Tweaked 1090 SUBDIRS and AM_CFLAGS. 1091 * Makefile.in: Regenerated. 1092 10932003-02-26 Frank Ch. Eigler <fche@redhat.com> 1094 1095 Switch to dejagnu. 1096 * configure.in (AC_PROG_CXX): Don't look for C++ any more. 1097 * Makefile.am (TESTS): Remove simple automake testing. 1098 * configure, Makefile.in: Regenerated. 1099 (SUBDIRS): Include new testsuite/ directory. 1100 * tests/*: Removed all files; moved bulk under: 1101 * testsuite/*: New subdirectory tree. 1102 * testsuite/libmudflap.c/cfrags.exp: New file, C test driver. 1103 * testsuite/libmudflap.c++/c++frags.exp: New file, C++ test driver. 1104 * testsuite/lib/libmudflap.exp: New file, derived from libstdc++. 1105 * testsuite/lib/mfdg.exp: New file, derived from dejagnu. 1106 * testsuite/config/default.exp: New file. 1107 * testsuite/Makefile.am, Makefile.in: New files. 1108 11092003-01-29 Frank Ch. Eigler <fche@redhat.com> 1110 1111 * Makefile.am (TESTS_ENVIRONMENT): Remove redundant "-mode-check". 1112 (TESTS): Add fail22 and pass29 tests. 1113 * mf-runtime.h.in: Change API to take void*/size_t region parameters. 1114 Add new access-type parameter for __mf_check. Move __MF_VIOL* out. 1115 * mf-impl.h: Corresponding changes. Update CLAMP* macros for void* 1116 values. Move __MF_VIOL* here. 1117 * mf-runtime.c (*): Adapt to void*/size_t API in mf-runtime.h. 1118 (check_initialization): New field in __mf_opts. Default off. 1119 (read_count,write_count): New fields in __mf_object. 1120 (__mf_check): Implement basic initialization checking. 1121 (__mf_insert_new_object): Assume STATIC|GUESS regions are initialized. 1122 (__mf_describe_object): Print new fields. 1123 (__mf_violation): Identify check/read vs. check/write in messages. 1124 * test/pass29-frag.c, test/fail22-frag.c: Basic tests for new 1125 "-check-initialized" mudflap option. 1126 * test/pass25-frag.c, test/fail21-frag.c: Adapt to API changes. 1127 * mf-hooks.c (MF_VALIDATE_EXTENT): Add new access-type parameter. 1128 Drop __FILE__/__LINE__ hack. Update callers. 1129 (*): Adapt to new mf-runtime.h API. 1130 * Makefile.in: regenerated. 1131 11322003-01-24 Frank Ch. Eigler <fche@redhat.com> 1133 1134 * configure.in: Build mf-runtime.h a more proper way. 1135 * mf-hooks.c (strdup, strndup): Correct reentrancy logic. 1136 * mf-runtime.c (verbose_violations): Turn on by default. 1137 * mf-runtime.h.in: Remove some miscellaneous stuff ... 1138 * mf-impl.h: ... and move it here. 1139 * configure: Regenerated. 1140 11412003-01-22 Frank Ch. Eigler <fche@redhat.com> 1142 1143 * configure.in: Look for C++ compiler. 1144 * test/*-frag.c, mf-driver.c: Reformatted with GNU indent and 1145 fixed type warnings when built with C++. 1146 * test/pass27-frag.cxx, pass28-frag.cxx: New C++ tests. 1147 * Makefile.am (TESTS): Run them. 1148 (*) Add new rules for building and running C++ tests. 1149 (TESTFLAGS): Set new default to avoid libstdc++-v3 shlib issues. 1150 * mf-runtime.h.in: Protect with extern "C". 1151 * Makefile, configure: Regenerated. 1152 11532003-01-06 Frank Ch. Eigler <fche@redhat.com> 1154 1155 Portability improvements. 1156 * configure.in: Look for glibc backtrace headers/functions. 1157 * mf-hooks.c: Don't include <execinfo.h> any more. 1158 * mf-runtime.c (__mf_set_options): Call more stdlib functions 1159 via CALL_REAL. 1160 (__mf_backtrace): Provide alternate baby implementation in 1161 absence of glibc. 1162 * test/mf-driver.c: Portability tweaks. 1163 * acinclude.m4: New file, containing top level libtool.m4. 1164 * aclocal.m4, configure, Makefile.in, config.h.in: Regenerated. 1165 11662002-12-19 Frank Ch. Eigler <fche@redhat.com> 1167 1168 * mf-runtime.h.in (HAVE_UINTPTR_T): Define unconditionally. 1169 11702002-11-08 Frank Ch. Eigler <fche@redhat.com> 1171 1172 * mf-runtime.c (options): Add new "wipe-heap", "wipe-stack" 1173 options. 1174 (__mf_unregister): Implement stack/heap object wiping. 1175 (__mf_set_options): Renamed from __mf_process_opts. 1176 (__mf_uncache_object): Change arg type, correct callers. 1177 * mf-impl.h: Corresponding changes. 1178 * mf-hooks.c (realloc): Save/restore heap-wiping flag. 1179 * mf-runtime.h.in (__mf_set_options): Extend public API. 1180 * test/pass26-frag.c: New test for stack wiping. 1181 * Makefile.am (TESTS): Run it. 1182 * Makefile.in: Regenerated. 1183 11842002-11-07 Frank Ch. Eigler <fche@redhat.com> 1185 1186 * mf-runtime.h.in (__mf_watch, __mf_unwatch): Extend public API. 1187 * mf-runtime.c (__mf_object_t): Add watching_p field. 1188 (__mf_watch_or_not): New function to implement 1189 object watch flagging. 1190 (__mf_watch, __mf_unwatch): New wrappers for above. 1191 (__mf_check, __mf_describe_object): Handle objects with watching_p. 1192 (__mf_count_violation): Enlarge array. 1193 (__mf_uncache_object): Renamed from __mf_remove_old_object. Don't 1194 unlink object. Clear cache properly. 1195 (__mf_unregister): Unlink object explicitly before uncaching. 1196 * test/fail21-frag.c, pass25-frag.c: New tests. 1197 * Makefile.in, aclocal.m4: Regenerated. 1198 11992002-11-05 Frank Ch. Eigler <fche@redhat.com> 1200 1201 * test/fail20-frag.c: New test for NULL pointer dereferencing. 1202 * Makefile.am (TESTS): Add it. 1203 * test/pass-stratcliff.c: Add decls of stpcpy. 1204 * configure.in: Test for <stdint.h>. Generate mf-runtime.h in 1205 build tree from config.h and new file mf-runtime.h.in. 1206 * mf-runtime.h.in: Renamed from mf-runtime.h. Tweak uintptr_t decl. 1207 * Makefile.in, configure, config.h.in: Regenerated. 1208 * mf-hooks.c: Add #undef for wrapped glibc str*/mem* macros. 1209 * mf-runtime.c (options, __mf_set_default_options): Support new 1210 default "abbreviate" option. 1211 (__mf_object.description_epoch): New field. 1212 (__mf_describe_object): Conditionally abbreviate objects already 1213 displayed in current epoch. Accept NULL input to increment epoch. 1214 (__mf_fini, __mf_ini): Reset description epoch. 1215 (__mf_register, __mf_unregister, __mf_adapt_cache, __mf_init): Ensure 1216 that NULL pointer slot in lookup cache is invalidated. Register a 1217 NOACCESS region around NULL. 1218 * mf-impl.h: Corresponding changes. 1219 12202002-10-16 Frank Ch. Eigler <fche@redhat.com> 1221 1222 * test/fail19-frag.c, pass24-frag.c, pass-stratcliff.c: New tests. 1223 * Makefile.am: Run them. Install mf-runtime.h. 1224 * Makefile.in: Regenerated. 1225 * mf-hooks.c: Add some markers for more missing functions. 1226 * mf-runtime.c (__mf_adapt_cache): Experiment with a utilization-based 1227 statistic to tune tune cache size (mask). 1228 12292002-10-01 Frank Ch. Eigler <fche@redhat.com> 1230 1231 * test/pass23-frag.c: New test for bit_field_ref expressions. 1232 * Makefile.am, Makefile.in: Add new test. 1233 * mf-hooks.c (mmap, munmap): Rewrite to track individual pages. 1234 (MF_VALIDATE_EXTENT): Accept zero-size mem/str operations. 1235 * mf-runtime.c (__mf_init): Register errno global. 1236 (__mf_find_object): Removed function. 1237 (__mf_check): Rewrite logic to support accesses across some 1238 contiguous but distinctly registered objects. 1239 (__mf_remove_old_object): Tolerate cache entries that span 1240 contiguous objects. 1241 12422002-09-30 Frank Ch. Eigler <fche@redhat.com> 1243 1244 * test/pass21-frag.c, pass22-frag.c: New tests: alloca, bitfields. 1245 * Makefile.am, Makefile.in: Run new tests. 1246 * mf-hooks.c (alloca): Correct stack direction logic. 1247 12482002-09-26 Frank Ch. Eigler <fche@redhat.com> 1249 1250 * mf-impl.h (adapt_cache): New option. 1251 * mf-runtime.c (__mf_set_default_options): Set its default value. 1252 Tweak the tree_aging parameter down. 1253 (__mf_check): Maintain separate counter for cache-adaptation. 1254 (__mf_tree_analyze): New function to collect object tree stats. 1255 (__mf_adapt_cache): New function to automate cache parameters. 1256 12572002-09-24 Frank Ch. Eigler <fche@redhat.com> 1258 1259 * mf-heuristics.c (__init_misc, __mf_heuristic_check): Add 1260 hypothetical #if-0'd argv/envp region registration. 1261 * mf-runtime.c (__mf_init): Add kludged form of above. 1262 (*) Add "heur_argv_environ" flag, default on, to govern this. 1263 * mf-impl.h: Corresponding changes. 1264 12652002-09-20 Frank Ch. Eigler <fche@redhat.com> 1266 1267 * test/fail18-frag.c: New test file for NOACCESS regions. 1268 * Makefile.am (TESTS): Add new test. 1269 * Makefile.in: Regenerated. 1270 1271 * mf-heuristics.c (__mf_heuristics_check): Correct deja_vu logic. 1272 * mf-impl.h (tree_aging): Add new mudflap_option, default 1000000. 1273 (optimize_object_tree): Remove unused mudflap_option. 1274 * mf-runtime.h (__MF_TYPE_NOACCESS): New region type. Add printing 1275 support throughout. Use .._MAX_CEM for cemetary upper bound. 1276 * mf-runtime.c (__mf_init): Register __mf_* globals as NOACCESS 1277 regions. 1278 (__mf_object): Add new liveness field for use by tree aging. 1279 (__mf_check): Trigger tree aging when needed. 1280 (__mf_age_tree): New function to decay liveness field. 1281 (__mf_find_objects_rec): Use liveness field to rotate tree. 1282 (__mf_insert_new_object): Only provide backtrace for HEAP objects. 1283 (__mf_unregister): Ditto. 1284 (__mf_register): Tweak duplicate-static message. 1285 (__mf_violation: Tweak nearby-object counter printing. 1286 12872002-09-16 Frank Ch. Eigler <fche@redhat.com> 1288 1289 * test/pass20-frag.c: New test file. 1290 * Makefile.am (TESTS): Reorganize. Add pass20 test. 1291 * Makefile.in: Regenerated. 1292 1293 * mf-impl.h (TRACE_IN, TRACE_OUT): Remove macros. Update callers. 1294 * mf-hooks.c (BEGIN_PROTECT): Add hook tracing here. 1295 * mf-heuristic.c (__mf_heuristic_check): Track seen /proc/self/map 1296 entries to avoid repeat registration. 1297 * mf-runtime.c (__mf_object_cemetary): Don't bother bury GUESS regions. 1298 (__mf_register, __mf_unregister): Rewrite GUESS handling logic. 1299 13002002-09-09 Frank Ch. Eigler <fche@redhat.com> 1301 1302 * Makefile.am: Create test sources with #include, not cat>>. 1303 * Makefile.in: Regenerated. 1304 * test/buildtest.sh: Removed. 1305 * test/driver.c (abort_handler, main): Be quiet. 1306 13072002-09-06 Frank Ch. Eigler <fche@redhat.com> 1308 1309 * test/pass18-frag.c, pass19-frag.c: New tests. 1310 * Makefile.am (check): Run them. Rebuild test programs each time. 1311 * Makefile.in: Regenerated. 1312 13132002-09-06 Frank Ch. Eigler <fche@redhat.com> 1314 1315 * mf-runtime.c (__mf_register): Correct SEGV-inducing error in 1316 overlapping object search. 1317 (__mf_violation): Likewise for nearby objects. 1318 Improve nearby-object listing. 1319 1320 cleanup: 1321 * mf-runtime.c, mf-hooks.c: Remove "{{{"/"}}}" folding marks. 1322 * mf-heuristics.c (__mf_heuristic_check): Tweak message. 1323 13242002-09-03 Frank Ch. Eigler <fche@redhat.com> 1325 1326 alloca support: 1327 * Makefile.am (AM_CFLAGS): New definition of needed settings. 1328 (HOOKOBJS): Add alloca-hook.o. 1329 * mf-hooks.c (alloca): New function to implement alloca in libiberty 1330 style. 1331 * mf-runtime.c (__mf_report): Call alloca(0) to flush remaining blocks. 1332 (__mf_backtrace): Reimplement without using alloca. 1333 * Makefile.in: Regenerated. 1334 1335 cleanup: 1336 * mf-hooks.c: Use VERBOSE_TRACE throughout instead of fprintf(stderr). 1337 Correct signedness bugs in length-tracking variables. 1338 * mf-impl.h: Make options unsigned. 1339 (CALL_WRAP): New macro to parallel CALL_REAL(). 1340 (DECLARE): Remove erroneous ";" at end. 1341 * mf-runtime.c, mf-hooks.c, mf-heuristics.c: Replace remaining %p 1342 formatting specs with %08lx. Correct several compiler warnings. 1343 13442002-08-28 Frank Ch. Eigler <fche@redhat.com> 1345 1346 * mf-runtime.c (__mf_violation): Try harder to locate nearby objects. 1347 13482002-08-27 Frank Ch. Eigler <fche@redhat.com> 1349 1350 libmudflap hook breakup: 1351 * Makefile.am (TESTS_ENVIRONMENT): Add ../../gcc to LD_LIBRARY_PATH 1352 for libgcc_s. 1353 (TESTS): Make dependent on libmudflap. 1354 (HOOKOBJS): Break up mf-hooks.o into many little hook objects, 1355 compiled from segments of mf-hooks.c. 1356 * mf-hooks.c: Corresponding changes: wrap each function in 1357 #ifdef/#endif. 1358 * Makefile.in: Regenerated. 1359 1360 Heuristics reorganization: 1361 * mf-heuristics.c (__mf_register_ro_sections, __mf_init_heuristics): 1362 Remove these functions. Update callers. 1363 (__mf_heuristic_check): Incorporate all the various heuristics. 1364 Encode cacheability/retry judgement into trinary return value. 1365 Separate start-end logic into a separate fallback heuristic. Only 1366 register relevant /proc/self/map segments. 1367 * mf-impl.h: Corresponding changes. 1368 * mf-runtime.c (__mf_check): Reorganize heuristics fallback logic. 1369 (__mf_init): Don't call __mf_init_heuristics. 1370 1371 Tracing cleanup: 1372 * mf-heuristics.c, mf-runtime.c: Use new MUDFLAP_OPTION 1373 "-verbose-trace" to emit all tracing messages other than those of 1374 basic public api. Eliminate some duplicate/excessive messages. 1375 * mf-runtime.h: Corresponding changes. 1376 13772002-08-27 Graydon Hoare <graydon@redhat.com> 1378 1379 * mf-impl.h (WRAPPER): Change to create linker aliases for __wrap 1380 and __real when compiled with -DPIC. 1381 * mf-hooks.c (WRAPPER): Change all uses of WRAPPER macro slightly. 1382 * Makefile.am (AUTOMAKE_OPTIONS): Fix LD_LIBRARY_PATH for tests. 1383 * Makefile.in: Regenerate. 1384 13852002-08-26 Graydon Hoare <graydon@redhat.com> 1386 1387 * mf-impl.h: New file, private implementation header. 1388 * mf-runtime.h: Reorganize a bit. 1389 (CLAMPSZ): Fix arithmetic. 1390 (__MF_CACHE_MISS_P): Fix arithmetic. 1391 * mf-runtime.c: Reorganize a bit. 1392 (__mf_dynamic): New structure. 1393 (resolve_single_dynamic): New function. 1394 (__mf_resolve_dynamics): New function. 1395 (__mf_init): Initialize dynamic wrappers. 1396 * mf-hooks.c: Macro-ize __real calls. 1397 Clamp various bits of arithmetic. 1398 Add explicit __mf_check call contexts. 1399 * Makefile.am: Add dependencies on mf-impl.h 1400 * Makefile.in: Regenerate. 1401 * configure.in: Comment out shared override. 1402 * configure: Regenerate. 1403 14042002-08-22 Graydon Hoare <graydon@redhat.com> 1405 1406 * mf-runtime.c (__mf_process_opts): Sanity-check free_queue_length. 1407 (__mf_check): Re-inialize and check heuristics before violation. 1408 (__mf_register): Permit updating pure-guess regions. 1409 * mf-hooks.c (__wrap_free): Correct some free queue logic. 1410 (__wrap_dlopen): New wrapper function. 1411 (__wrap_mmap): New wrapper function. 1412 (__wrap_munmap): New wrapper function. 1413 * mf-heuristics.c (__mf_register_ro_sections): Register *all* regions 1414 which are not stack addresses. 1415 (is_stack_address): New function. 1416 (__mf_init_heuristics): Save and restore state, always initialize with 1417 "starting" state. 1418 14192002-08-21 Frank Ch. Eigler <fche@redhat.com> 1420 1421 * mf-hooks.c (MF_VALIDATE_EXTENT): Rewrite to correct off-by-one 1422 error. Pass location string. 1423 (wrap_strcpy, wrap_strncpy): Remove extra %s in trace strings. 1424 * mf-runtime.c (options): Add lc-mask, lc-shift options. 1425 (__mf_process_opts): Apply some sanity checking for lc-mask. 1426 (__mf_check, __mf_violation): Take new location-string argument. 1427 Update callers to pass NULL if necessary. 1428 (__mf_backtrace): New smart backtracer function. Calls replace 1429 several ad-hoc blocks elsewhere. 1430 (__mf_describe_object): Remove bad reentrancy test. Improve 1431 tracing message. 1432 * mf-runtime.h: Corresponding changes. Public/private markup. 1433 (__MF_CACHE_MISS_P): New macro. 1434 14352002-08-20 Graydon Hoare <graydon@redhat.com> 1436 1437 * mf-runtime.h: New option: stack_bound (heuristic). 1438 Move some macros out of implementation files. 1439 * mf-runtime.c: New option string: -stack-bound. 1440 Unify recursion protection with hooks. 1441 Add more logging. 1442 (__mf_check): Call __mf_heuristic_check. 1443 (__mf_process_opts): Fix "no-" processing. 1444 * mf-heuristics.c (__mf_heuristic_check): New function. 1445 * mf-hooks.c: Much off-by-one fixing, recursion protection. 1446 14472002-08-20 Frank Ch. Eigler <fche@redhat.com> 1448 1449 Option parsing improvements, region splitting bug fixes: 1450 * mf-heuristics.c (__mf_register_ro_sections): Add warned casts. 1451 * mf-runtime.h (heur_proc_map): New libmudflap option. 1452 * mf-runtime.c (__mf_set_default_options): Set it. 1453 (__mf_usage): Print default values/status. 1454 (__mf_process_opts): Support general "no-" option string prefix. 1455 (__mf_init): Print __mf_usage on unknown-option error. 1456 (__mf_register): Print trace message up front. 1457 Correct region splitting logic for case where a subregion disappears. 1458 Correct memory leak. 1459 (__mf_violation): Make even basic message conditional on option. 1460 1461 Build cleanup: 1462 * Makefile.am (TESTS_ENVIRONMENT): Add -no-heur-proc-map. 1463 (clean-local): New target. 1464 (test/*x rules): Add -g CFLAGS. 1465 (CFLAGS): Add -freorder-blocks. 1466 (MFCONFIG_CFLAGS, INCLUDE): Remove unneeded settings. 1467 * Makefile.in: Regenerated. 1468 * Makefile, mf-config.h: Removed files. 1469 14702002-08-16 Graydon Hoare <graydon@redhat.com> 1471 1472 * mf-runtime.c (__mf_insert_new_object): Factor out of 1473 __mf_register. 1474 (__mf_remove_old_object): Factor out of __mf_unregister. 1475 (__mf_register): Handle guessed regions, splitting 1476 guesses when new registrations arrive. 1477 (__mf_unregister): Do not unregister guesses. 1478 * mf-runtime.h: Move convenience macros around, 1479 declare new option fields. Add __MF_TYPE_GUESS. 1480 * mf-hooks.c (__wrap_*alloc): Use crumple zones. 1481 (__wrap_free): Call __real_free for deferred frees. 1482 * Makefile.am: Add more tests, fix dependency. 1483 * Makefile.in: Regenerate. 1484 * test/pass[13..17]-frag.c: New testcases. 1485 * test/fail[13..17]-frag.c: New testcases. 1486 14872002-08-15 Graydon Hoare <graydon@redhat.com> 1488 1489 * mf-heuristics.c: New file. 1490 * mf-runtime.c (options): Add -trace-calls option. 1491 (__mf_init): Call __mf_init_heuristics. 1492 14932002-08-14 Graydon Hoare <graydon@redhat.com> 1494 1495 * Makefile.am (TESTS): Add testsuite support. 1496 * Makefile.in: Regenerate. 1497 * test/mf-driver.c: New file. 1498 * test/buildtest.sh: New file. 1499 * test/passNN-frag.c: New testcases. 1500 * test/failNN-frag.c: New testcases. 1501 15022002-08-14 Graydon Hoare <graydon@redhat.com> 1503 1504 * mf-hooks.c: Change __real_strlen() to __real_strlen()+1 when 1505 verifying non-size-limited string extents. 1506 15072002-08-14 Frank Ch. Eigler <fche@redhat.com> 1508 1509 * mf-hooks.c: Make __wrap string* functions use __real_str[n]len 1510 instead of plain str[n]len for internal checks. 1511 * mf-runtime.c (__mf_violation): Print optional stack traceback. 1512 15132002-08-14 Frank Ch. Eigler <fche@redhat.com> 1514 1515 * mf-hooks.c: Remove #if-0 around hooks that are now ld-wrapped. 1516 15172002-08-13 Graydon Hoare <graydon@redhat.com> 1518 1519 * mf-runtime.c: Rework configuration to operate on 1520 environment variable options rather than #defines 1521 (__mf_violation): Add simple fork-a-gdb violaiton mode. 1522 (__mf_init): Set static __mf_active_p flag on startup, 1523 to inhibit mudflap wrap-based checking during crt0.s. 1524 * mf-runtime.h: Declare options structure. 1525 * mf-hooks.c: New wrappings for mem*, b*, str* 1526 libc functions (temporarily #if 0-ed out). 1527 15282002-08-12 Frank Ch. Eigler <fche@redhat.com> 1529 1530 * Makefile.am, configure.in: New files. 1531 * Makefile.in, Makefile, configure, config.h.in: New generated files. 1532 * stamp-h.in, aclocal.m4: Ditto. 1533 15342002-08-08 Frank Ch. Eigler <fche@redhat.com> 1535 1536 * Makefile: New file. 1537 * mf-config.h: New file: runtime configuration. 1538 * mf-hooks.c: New file: interposed libc functions. 1539 * mf-runtime.c: New file: bulk of runtime. 1540 * mf-runtime.h: New file: public functions. 1541