1 2017-08-02 David Edelsohn <dje.gcc@gmail.com>
4 * xcoff.c (xcoff_process_linenos): Initialize incl to NULL.
6 2017-07-28 Tony Reix <tony.reix@atos.net>
8 * xcoff.c: Don't leak a file descriptor if an archive is malformed.
10 2017-07-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12 * fileline.c (fileline_initialize): Print pid_t as long.
14 2017-07-26 Tony Reix <tony.reix@atos.net>
16 * configure.ac: Check for XCOFF32/XCOFF64. Check for loadquery.
17 * filetype.awk: Separate AIX XCOFF32 and XCOFF64.
18 * xcoff.c: Add support for AIX XCOFF32 and XCOFF64 formats.
19 * configure, config.h.in: Regenerate.
21 2017-07-21 Tony Reix <tony.reix@atos.net>
23 * filetype.awk: Add AIX XCOFF type detection.
24 * configure.ac: Recognize xcoff format.
25 * Makefile.am (FORMAT_FILES): Add xcoff.c.
26 * fileline.c: Include <unistd.h>.
27 (fileline_initialize): Add case for AIX procfs.
29 * configure, Makefile.in: Rebuild.
31 2017-06-21 Richard Biener <rguenther@suse.de>
33 * configure.ac: Add AC_SYS_LARGEFILE.
34 * config.h.in: Regenerate.
35 * configure: Likewise.
37 2017-06-11 Ian Lance Taylor <iant@golang.org>
39 * elf.c (backtrace_initialize): Always set *fileline_fn.
41 * btest.c: Move support functions into testlib.c. Change calls to
42 check to pass file name.
43 * testlib.c: New file, copied from (part of) btest.c.
44 * testlib.h: New file, declarations for testlib.c.
45 * edtest.c: Use testlib.h and testlib.c.
46 * configure.ac: Test for -pthread, set HAVE_PTHREAD conditional.
47 * Makefile.am (btest_SOURCES): Add testlib.c.
48 (edtest_SOURCES): Likewise.
49 (CHECK_PROGRAMS): Add ttest if HAVE_PTHREAD.
50 (ttest_SOURCES, ttest_CFLAGS, ttest_LDADD): Define.
51 * configure, Makefile.in: Rebuild.
53 2017-05-19 Than McIntosh <thanm@google.com>
55 * dwarf.c (free_line_header): Don't free dirs if dirs_count == 0.
56 (read_line_header): Don't allocate dirs if dirs_count == 0.
58 * edtest2.c: New file.
59 * Makefile.am (edtest_SOURCES, edtest_LDADD): Define.
60 (check_PROGRAMS): Add edtest.
61 (edtest2_build.c, gen_edtest2_build): New targets.
62 * Makefile.in: Rebuild.
64 2017-03-08 Sam Thursfield <sam.thursfield@codethink.co.uk>
66 * btest.c (test5): Replace #ifdef guard with 'unused' attribute
67 to fix compile warning when BACKTRACE_SUPPORTED isn't defined.
69 2017-01-01 Jakub Jelinek <jakub@redhat.com>
71 Update copyright years.
73 2016-11-15 Matthias Klose <doko@ubuntu.com>
75 * configure: Regenerate.
77 2016-09-11 Carlos Liam <carlos@aarzee.me>
79 * all: Remove meaningless trailing whitespace.
81 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
84 * elf.c (phdr_callback) [__i386__]: Add
85 __attribute__((__force_align_arg_pointer__)).
87 2016-03-02 Maxim Ostapenko <m.ostapenko@partner.samsung.com>
89 * elf.c (backtrace_initialize): Properly initialize elf_fileline_fn to
91 (elf_add): Don't set *fileline_fn to elf_nodebug value in case of
92 missing debug info anymore.
94 2016-02-06 John David Anglin <danglin@gcc.gnu.org>
96 * mmap.c (MAP_FAILED): Define if not defined.
98 2016-01-04 Jakub Jelinek <jakub@redhat.com>
100 Update copyright years.
102 2015-12-18 Andris Pavenis <andris.pavenis@iki.fi>
104 * configure.ac: Specify that DJGPP do not have mmap
105 even when sys/mman.h exists.
106 * configure: Regenerate
108 2015-12-09 John David Anglin <danglin@gcc.gnu.org>
111 * configure.ac: Set libbacktrace_cv_sys_sync to no on hppa*-*-hpux*.
112 * configure: Regenerate.
113 * elf.c (backtrace_initialize): Cast __sync_bool_compare_and_swap call
116 2015-09-17 Ian Lance Taylor <iant@google.com>
118 * posix.c (backtrace_open): Cast second argument of open() to int.
120 2015-09-11 Ian Lance Taylor <iant@google.com>
122 * Makefile.am (backtrace.lo): Depend on internal.h.
123 (sort.lo, stest.lo): Add explicit dependencies.
124 * Makefile.in: Rebuild.
126 2015-09-09 Hans-Peter Nilsson <hp@axis.com>
128 * backtrace.c: #include <sys/types.h>.
130 2015-09-08 Ian Lance Taylor <iant@google.com>
133 * backtrace.c: #include "internal.h".
134 (struct backtrace_data): Add can_alloc field.
135 (unwind): If can_alloc is false, don't try to get file/line
137 (backtrace_full): Set can_alloc field in bdata.
138 * alloc.c (backtrace_alloc): Don't call error_callback if it is
140 * mmap.c (backtrace_alloc): Likewise.
141 * internal.h: Update comments for backtrace_alloc and
144 2015-09-08 Ian Lance Taylor <iant@google.com>
147 * mmap.c (backtrace_alloc): Correct test for mmap failure.
149 2015-08-31 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
151 * configure.ac: For spu-*-* targets, set have_fcntl to no.
152 * configure: Regenerate.
154 2015-08-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
156 * configure.ac: Remove [disable-shared] argument to LT_INIT.
157 Remove setting PIC_FLAG when building as target library.
158 * configure: Regenerate.
160 2015-08-26 Hans-Peter Nilsson <hp@axis.com>
162 * configure.ac: Only compile with -fPIC if the target
164 * configure: Regenerate.
166 2015-08-24 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
168 * configure.ac: Set have_mmap to no on spu-*-* targets.
169 * configure: Regenerate.
171 2015-08-13 Ian Lance Taylor <iant@google.com>
173 * dwarf.c (read_function_entry): Add vec_inlined parameter.
176 2015-06-11 Martin Sebor <msebor@redhat.com>
179 * dwarf.c (struct line): Add new field idx.
180 (line_compare): Use it.
182 (read_line_info): Reset it.
184 2015-05-29 Tristan Gingold <gingold@adacore.com>
186 * pecoff.c: New file.
187 * Makefile.am (FORMAT_FILES): Add pecoff.c and dependencies.
188 * Makefile.in: Regenerate.
189 * filetype.awk: Detect pecoff.
190 * configure.ac: Define BACKTRACE_SUPPORTS_DATA on elf platforms.
192 * btest.c (test5): Test enabled only if BACKTRACE_SUPPORTS_DATA is
194 * backtrace-supported.h.in (BACKTRACE_SUPPORTS_DATA): Define.
195 * configure: Regenerate.
196 * pecoff.c: New file.
198 2015-05-13 Michael Haubenwallner <michael.haubenwallner@ssi-schaefer.com>
200 * Makefile.in: Regenerated with automake-1.11.6.
201 * aclocal.m4: Likewise.
202 * configure: Likewise.
204 2015-01-24 Matthias Klose <doko@ubuntu.com>
206 * configure.ac: Move AM_ENABLE_MULTILIB before AC_PROG_CC.
207 * configure: Regenerate.
209 2015-01-05 Jakub Jelinek <jakub@redhat.com>
211 Update copyright years.
213 2014-11-21 H.J. Lu <hongjiu.lu@intel.com>
216 * configure: Regenerated.
218 2014-11-11 David Malcolm <dmalcolm@redhat.com>
220 * ChangeLog.jit: New.
222 2014-11-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
225 * configure: Regenerate.
227 2014-10-23 Ian Lance Taylor <iant@google.com>
229 * internal.h (backtrace_atomic_load_pointer) [no atomic or sync]:
230 Fix to return void *.
232 2014-05-08 Ian Lance Taylor <iant@google.com>
234 * mmap.c (backtrace_free): If freeing a large aligned block of
235 memory, call munmap rather than holding onto it.
236 (backtrace_vector_grow): When growing a vector, double the number
237 of pages requested. When releasing the old version of a grown
238 vector, pass the correct size to backtrace_free.
240 2014-03-07 Ian Lance Taylor <iant@google.com>
242 * sort.c (backtrace_qsort): Use middle element as pivot.
244 2014-03-06 Ian Lance Taylor <iant@google.com>
248 * internal.h (backtrace_qsort): Declare.
249 * dwarf.c (read_abbrevs): Call backtrace_qsort instead of qsort.
250 (read_line_info, read_function_entry): Likewise.
251 (read_function_info, build_dwarf_data): Likewise.
252 * elf.c (elf_initialize_syminfo): Likewise.
253 * Makefile.am (libbacktrace_la_SOURCES): Add sort.c.
254 (stest_SOURCES, stest_LDADD): Define.
255 (check_PROGRAMS): Add stest.
257 2014-02-07 Misty De Meo <misty@brew.sh>
260 * configure.ac: Use AC_LINK_IFELSE in check for
262 * configure: Regenerate.
264 2014-01-02 Richard Sandiford <rdsandiford@googlemail.com>
266 Update copyright years
268 2013-12-06 Jakub Jelinek <jakub@redhat.com>
270 * elf.c (ET_DYN): Undefine and define again.
271 (elf_add): Add exe argument, if true and ehdr.e_type is ET_DYN,
272 return early -1 without closing the descriptor.
273 (struct phdr_data): Add exe_descriptor.
274 (phdr_callback): If pd->exe_descriptor is not -1, for very first
275 call if dlpi_name is NULL just call elf_add with the exe_descriptor,
276 otherwise backtrace_close the exe_descriptor if not -1. Adjust
278 (backtrace_initialize): Adjust call to elf_add. If it returns
279 -1, set pd.exe_descriptor to descriptor, otherwise set it to -1.
281 2013-12-05 Ian Lance Taylor <iant@google.com>
283 * alloc.c (backtrace_vector_finish): Add error_callback and data
284 parameters. Call backtrace_vector_release. Return address base.
285 * mmap.c (backtrace_vector_finish): Add error_callback and data
286 parameters. Return address base.
287 * dwarf.c (read_function_info): Get new address base from
288 backtrace_vector_finish.
289 * internal.h (backtrace_vector_finish): Update declaration.
291 2013-11-27 Ian Lance Taylor <iant@google.com>
293 * dwarf.c (find_address_ranges): New static function, broken out
294 of build_address_map.
295 (build_address_map): Call it.
296 * btest.c (check): Check for missing filename or function, rather
298 (f3): Check that enough frames were returned.
300 2013-11-19 Jakub Jelinek <jakub@redhat.com>
302 * backtrace.h (backtrace_syminfo_callback): Add symsize argument.
303 * elf.c (elf_syminfo): Pass 0 or sym->size to the callback as
305 * btest.c (struct symdata): Add size field.
306 (callback_three): Add symsize argument. Copy it to the data->size
308 (f23): Set symdata.size to 0.
309 (test5): Likewise. If sizeof (int) > 1, lookup address of
310 ((uintptr_t) &global) + 1. Verify symdata.val and symdata.size
313 * atomic.c: Include sys/types.h.
315 2013-11-18 Ian Lance Taylor <iant@google.com>
317 * configure.ac: Check for support of __atomic extensions.
318 * internal.h: Declare or #define atomic functions for use in
320 * atomic.c: New file.
321 * dwarf.c (dwarf_lookup_pc): Use atomic functions.
322 (dwarf_fileline, backtrace_dwarf_add): Likewise.
323 * elf.c (elf_add_syminfo_data, elf_syminfo): Likewise.
324 (backtrace_initialize): Likewise.
325 * fileline.c (fileline_initialize): Likewise.
326 * Makefile.am (libbacktrace_la_SOURCES): Add atomic.c.
327 * configure, config.h.in, Makefile.in: Rebuild.
329 2013-11-18 Jakub Jelinek <jakub@redhat.com>
331 * elf.c (SHN_UNDEF): Define.
332 (elf_initialize_syminfo): Add base_address argument. Ignore symbols
333 with st_shndx == SHN_UNDEF. Add base_address to address fields.
334 (elf_add): Adjust caller.
336 * elf.c (phdr_callback): Process info->dlpi_addr == 0 normally.
338 2013-11-16 Ian Lance Taylor <iant@google.com>
340 * backtrace.h (backtrace_create_state): Correct comment about
343 2013-11-15 Ian Lance Taylor <iant@google.com>
345 * backtrace.h (backtrace_syminfo): Update comment and parameter
346 name to take any address, not just a PC value.
347 * elf.c (STT_OBJECT): Define.
348 (elf_nosyms): Rename parameter pc to addr.
349 (elf_symbol_search): Rename local variable pc to addr.
350 (elf_initialize_syminfo): Add STT_OBJECT symbols to elf_symbols.
351 (elf_syminfo): Rename parameter pc to addr.
352 * btest.c (global): New global variable.
356 2013-10-17 Ian Lance Taylor <iant@google.com>
358 * elf.c (elf_add): Don't get the wrong offsets if a debug section
361 2013-10-15 David Malcolm <dmalcolm@redhat.com>
363 * configure.ac: Add --enable-host-shared, setting up
364 pre-existing PIC_FLAG variable within Makefile.am et al.
365 * configure: Regenerate.
367 2013-09-20 Alan Modra <amodra@gmail.com>
369 * configure: Regenerate.
371 2013-07-23 Alexander Monakov <amonakov@ispras.ru>
373 * elf.c (elf_syminfo): Loop over the elf_syminfo_data chain.
375 2013-07-23 Alexander Monakov <amonakov@ispras.ru>
377 * elf.c (backtrace_initialize): Pass elf_fileline_fn to
378 dl_iterate_phdr callbacks.
380 2013-03-25 Ian Lance Taylor <iant@google.com>
382 * alloc.c: #include <sys/types.h>.
385 2013-01-31 Ian Lance Taylor <iant@google.com>
387 * dwarf.c (read_function_info): Permit fvec parameter to be NULL.
388 (dwarf_lookup_pc): Don't use ddata->fvec if threaded.
390 2013-01-25 Jakub Jelinek <jakub@redhat.com>
393 * dwarf.c (read_line_header): Don't crash if DW_AT_comp_dir
394 attribute was not seen.
396 2013-01-16 Ian Lance Taylor <iant@google.com>
398 * dwarf.c (struct unit): Add filename and abs_filename fields.
399 (build_address_map): Set new fields when reading unit.
400 (dwarf_lookup_pc): If we don't find an entry in the line table,
401 just return the main file name.
403 2013-01-14 Richard Sandiford <rdsandiford@googlemail.com>
405 Update copyright years.
407 2013-01-01 Ian Lance Taylor <iant@google.com>
410 * Makefile.am (AM_CPPFLAGS): Remove -I ../gcc/include and -I
411 $(MULTIBUILDTOP)/../../gcc/include.
412 * Makefile.in: Rebuild.
414 2013-01-01 Ian Lance Taylor <iant@google.com>
417 * mmap.c (backtrace_alloc): Don't call sync functions if not
419 (backtrace_free): Likewise.
421 2012-12-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
423 * mmapio.c: Define MAP_FAILED if not defined.
425 2012-12-11 Jakub Jelinek <jakub@redhat.com>
428 * Makefile.am (AM_CFLAGS): Remove -frandom-seed=$@.
429 * configure.ac: If --with-target-subdir, add -frandom-seed=$@
430 to EXTRA_FLAGS unconditionally, otherwise check whether the compiler
432 * Makefile.in: Regenerated.
433 * configure: Regenerated.
435 2012-12-07 Jakub Jelinek <jakub@redhat.com>
438 * Makefile.am (AM_CFLAGS): Add -frandom-seed=$@.
439 * Makefile.in: Regenerated.
441 2012-11-20 Ian Lance Taylor <iant@google.com>
443 * dwarf.c (read_attribute): Always clear val.
445 2012-11-13 Ian Lance Taylor <iant@google.com>
448 * configure.ac: Only add -Werror if building a target library.
449 * configure: Rebuild.
451 2012-11-12 Ian Lance Taylor <iant@google.com>
452 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
453 Gerald Pfeifer <gerald@pfeifer.com>
455 * configure.ac: Check for getexecname.
456 * fileline.c: #include <errno.h>. Define getexecname if not
458 (fileline_initialize): Try to find the executable in a few
460 * print.c (error_callback): Only print the filename if it came
461 from the backtrace state.
462 * configure, config.h.in: Rebuild.
464 2012-10-29 Ian Lance Taylor <iant@google.com>
466 * mmap.c (backtrace_vector_release): Correct last patch: add
469 2012-10-29 Ian Lance Taylor <iant@google.com>
471 * mmap.c (backtrace_vector_release): Make sure freed block is
472 aligned on 8-byte boundary.
474 2012-10-26 Ian Lance Taylor <iant@google.com>
477 * posix.c (backtrace_open): Add does_not_exist parameter.
478 * elf.c (phdr_callback): Do not warn if shared library could not
480 * fileline.c (fileline_initialize): Update calls to
482 * internal.h (backtrace_open): Update declaration.
484 2012-10-26 Jack Howarth <howarth@bromo.med.uc.edu>
487 * configure.ac: Check for _Unwind_GetIPInfo function declaration.
488 * configure: Regenerate.
490 2012-10-24 Ian Lance Taylor <iant@google.com>
493 * configure.ac: Check whether -funwind-tables option works.
494 * configure: Rebuild.
496 2012-10-11 Ian Lance Taylor <iant@google.com>
498 * configure.ac: Do not use dl_iterate_phdr on Solaris 10.
499 * configure: Rebuild.
501 2012-10-10 Ian Lance Taylor <iant@google.com>
503 * elf.c: Rename all Elf typedefs to start with b_elf, and be all
506 2012-10-10 Hans-Peter Nilsson <hp@bitrange.com>
508 * elf.c (elf_add_syminfo_data): Add casts to avoid warning.
510 2012-10-09 Ian Lance Taylor <iant@google.com>
512 * dwarf.c (dwarf_fileline): Add cast to avoid warning.
513 (backtrace_dwarf_add): Likewise.
515 2012-10-09 Ian Lance Taylor <iant@google.com>
517 Add support for tracing through shared libraries.
518 * configure.ac: Check for link.h and dl_iterate_phdr.
519 * elf.c: #include <link.h> if system has dl_iterate_phdr. #undef
520 ELF macros before #defining them.
521 (dl_phdr_info, dl_iterate_phdr): Define if system does not have
523 (struct elf_syminfo_data): Add next field.
524 (elf_initialize_syminfo): Initialize next field.
525 (elf_add_syminfo_data): New static function.
526 (elf_add): New static function, broken out of
527 backtrace_initialize. Call backtrace_dwarf_add instead of
528 backtrace_dwarf_initialize.
529 (struct phdr_data): Define.
530 (phdr_callback): New static function.
531 (backtrace_initialize): Call elf_add.
532 * dwarf.c (struct dwarf_data): Add next and base_address fields.
533 (add_unit_addr): Add base_address parameter. Change all callers.
534 (add_unit_ranges, build_address_map): Likewise.
535 (add_line): Add ddata parameter. Change all callers.
536 (read_line_program, add_function_range): Likewise.
537 (dwarf_lookup_pc): New static function, broken out of
539 (dwarf_fileline): Call dwarf_lookup_pc.
540 (build_dwarf_data): New static function.
541 (backtrace_dwarf_add): New function.
542 (backtrace_dwarf_initialize): Remove.
543 * internal.h (backtrace_dwarf_initialize): Don't declare.
544 (backtrace_dwarf_add): Declare.
545 * configure, config.h.in: Rebuild.
547 2012-10-04 Gerald Pfeifer <gerald@pfeifer.com>
549 * btest.c (f23): Avoid uninitialized variable warning.
551 2012-10-04 Ian Lance Taylor <iant@google.com>
553 * dwarf.c: If the system header files do not declare strnlen,
554 provide our own version.
556 2012-10-03 Ian Lance Taylor <iant@google.com>
558 * dwarf.c (read_uleb128): Fix overflow test.
559 (read_sleb128): Likewise.
560 (build_address_map): Don't change unit_buf.start.
562 2012-10-02 Uros Bizjak <ubizjak@gmail.com>
565 * configure.ac (EXTRA_FLAGS): New.
566 * Makefile.am (AM_FLAGS): Add $(EXTRA_FLAGS).
567 * configure, Makefile.in: Regenerate.
569 2012-09-29 Ian Lance Taylor <iant@google.com>
572 * fileline.c (fileline_initialize): Pass errnum as -1 when
573 reporting that we could not read executable information after a
576 2012-09-27 Ian Lance Taylor <iant@google.com>
579 * configure.ac: Add no-dependencies to AM_INIT_AUTOMAKE.
580 * Makefile.am: Add dependencies for all objects.
581 * configure, aclocal.m4, Makefile.in: Rebuild.
583 2012-09-27 Ian Lance Taylor <iant@google.com>
586 * elf.c (backtrace_initialize): Set *fileln_fn, not
589 2012-09-19 Ian Lance Taylor <iant@google.com>
591 * configure.ac: Only use GCC_CHECK_UNWIND_GETIPINFO when compiled
593 * configure: Rebuild.
595 2012-09-19 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
596 Ian Lance Taylor <iant@google.com>
598 * configure.ac (GCC_HEADER_STDINT): Invoke.
599 * backtrace.h: If we can't find <stdint.h>, use "gstdint.h".
600 * btest.c: Don't include <stdint.h>.
602 * configure, aclocal.m4, Makefile.in, config.h.in: Rebuild.
604 2012-09-18 Ian Lance Taylor <iant@google.com>
607 * Makefile.am (AM_CPPFLAGS): Define.
608 (AM_CFLAGS): Remove -I options.
609 * Makefile.in: Rebuild.
611 2012-09-18 Ian Lance Taylor <iant@google.com>
613 * posix.c (O_BINARY): Define if not defined.
614 (backtrace_open): Pass O_BINARY to open. Only call fcntl if
615 HAVE_FCNTL is defined.
616 * configure.ac: Test for the fcntl function.
617 * configure, config.h.in: Rebuild.
619 2012-09-18 Ian Lance Taylor <iant@google.com>
621 * btest.c (test1, test2, test3, test4): Add the unused attribute.
623 2012-09-18 Ian Lance Taylor <iant@google.com>
625 * dwarf.c: Correct test of HAVE_DECL_STRNLEN.
627 2012-09-18 Ian Lance Taylor <iant@google.com>
629 * configure.ac: Add AC_USE_SYSTEM_EXTENSIONS.
630 * mmapio.c: Don't define _GNU_SOURCE.
631 * configure, config.h.in: Rebuild.
633 2012-09-18 Ian Lance Taylor <iant@google.com>
635 * configure.ac: Check whether strnlen is declared.
636 * dwarf.c: Declare strnlen if not declared.
637 * configure, config.h.in: Rebuild.
639 2012-09-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
641 * fileline.c: Include <stdlib.h>.
644 2012-09-17 Ian Lance Taylor <iant@google.com>
647 * nounwind.c (backtrace_full): Rename from backtrace. Add state
650 2012-09-17 Gerald Pfeifer <gerald@pfeifer.com>
653 * nounwind.c (backtrace_simple): Add state parameter.
655 2012-09-17 Ian Lance Taylor <iant@google.com>
658 * unknown.c (unknown_fileline): Add state parameter, remove
659 fileline_data parameter, name error_callback parameter.
660 (backtrace_initialize): Add state parameter.
662 2012-09-17 Ian Lance Taylor <iant@google.com>
664 * Initial implementation.
666 Copyright (C) 2012-2017 Free Software Foundation, Inc.
668 Copying and distribution of this file, with or without modification,
669 are permitted in any medium without royalty provided the copyright
670 notice and this notice are preserved.