1 2022-06-27 Ian Lance Taylor <iant@golang.org>
3 * configure.ac: Use grep instead of fgrep.
4 * configure, Makefile.in: Regenerate.
6 2022-05-28 Ian Lance Taylor <iant@golang.org>
11 2022-04-05 Ian Lance Taylor <iant@golang.org>
13 * elf.c (elf_zlib_inflate): Don't skip initial aligned byte in
16 2022-02-17 Ian Lance Taylor <iant@golang.org>
18 * dwarf.c (find_address_ranges): Handle skeleton units.
19 (read_function_entry): Likewise.
21 2022-02-16 Ian Lance Taylor <iant@golang.org>
23 * dwarf.c (build_address_map): Initialize DWARF 5 fields of unit.
25 2022-02-03 David Seifert <soap@gentoo.org>
26 Jakub Jelinek <jakub@redhat.com>
28 * configure.ac: Support --disable-werror.
29 * configure: Regenerate.
31 2021-12-28 Francois-Xavier Coudert <fxcoudert@gmail.com>
33 PR libbacktrace/103822
34 * Makefile.am: Fix newline.
35 * Makefile.in: Regenerate.
37 2021-11-12 Martin Liska <mliska@suse.cz>
39 PR libbacktrace/103167
40 * elf.c (elf_uncompress_lzma_block): Cast to unsigned int.
41 (elf_uncompress_lzma): Likewise.
42 * xztest.c (test_samples): memcpy only if v > 0.
44 2021-10-22 Martin Liska <mliska@suse.cz>
47 * btest.c (MIN_DESCRIPTOR): New.
48 (MAX_DESCRIPTOR): Likewise.
49 (check_available_files): Likewise.
50 (check_open_files): Check only file descriptors that
51 were not available at the entry.
52 (main): Call check_available_files.
54 2021-08-13 Sergei Trofimovich <siarheit@google.com>
56 * install-debuginfo-for-buildid.sh.in: Force non-localized readelf
59 2021-06-28 Clément Chigot <clement.chigot@atos.net>
61 * xcoff.c (SSUBTYP_DWRNGES): New define.
62 (xcoff_add): Use correct XCOFF DWARF section subtype
63 for DEBUG_RANGES. Remove lineoff workaround.
65 (xcoff_initialize_syminfo): Adapt to new base_address.
66 (xcoff_lookup_pc): Likewise.
67 (xcoff_initialize_fileline): Likewise.
69 2021-05-03 H.J. Lu <hjl.tools@gmail.com>
72 * configure: Regenerated.
74 2021-03-03 Ian Lance Taylor <iant@golang.org>
76 * dwarf.c (read_line_program): Don't special case file 0.
77 (read_function_entry): Likewise.
79 2021-03-02 Ian Lance Taylor <iant@golang.org>
82 * dwarf.c (dwarf_buf_error): Add errnum parameter. Change all
84 * backtrace.h: Update backtrace_error_callback comment.
86 2021-02-12 Ian Lance Taylor <iant@golang.org>
88 * configure.ac: Check for objcopy --add-gnu-debuglink by using
90 * configure: Regenerate
92 2021-01-18 Ian Lance Taylor <iant@golang.org>
94 * Makefile.am (%_dwz): If dwz fails, use uncompressed debug info.
95 * Makefile.in: Regenerate.
96 * configure: Regenerate.
98 2021-01-18 Ian Lance Taylor <iant@golang.org>
101 * dwarf.c (read_v2_paths): Allocate zero entry for dirs and
103 (read_line_program): Remove parameter u, change caller. Don't
104 subtract one from dirs and filenames index.
105 (read_function_entry): Don't subtract one from filenames index.
107 2021-01-05 Samuel Thibault <samuel.thibault@ens-lyon.org>
109 * configure: Re-generate.
111 2020-12-05 Iain Sandoe <iain@sandoe.co.uk>
114 * configure: Regenerate.
116 2020-12-02 Ian Lance Taylor <iant@golang.org>
118 * dwarf.c (resolve_string): Use > rather than >= to check whether
119 string index extends past buffer.
120 (resolve_addr_index): Similarly for address index.
122 2020-11-29 John David Anglin <danglin@gcc.gnu.org>
124 * configure: Regenerate.
126 2020-10-20 Ian Lance Taylor <iant@golang.org>
128 * internal.h (ATTRIBUTE_FALLTHROUGH): Define.
129 * elf.c (elf_zlib_inflate): Use ATTRIBUTE_FALLTHROUGH.
131 2020-09-28 Ian Lance Taylor <iant@golang.org>
133 PR libbacktrace/97082
134 * Makefile.am (check_DATA): Add mtest.dSYM if USE_DSYMUTIL.
135 * Makefile.in: Regenerate.
137 2020-09-28 Ian Lance Taylor <iant@golang.org>
139 PR libbacktrace/97227
140 * configure.ac (USE_DSYMUTIL): Define instead of HAVE_DSYMUTIL.
141 * Makefile.am: Change all uses of HAVE_DSYMUTIL to USE_DSYMUTIL.
142 * configure: Regenerate.
143 * Makefile.in: Regenerate.
145 2020-09-23 Ian Lance Taylor <iant@golang.org>
147 * dwarf.c (report_inlined_functions): Handle PC == -1 and PC ==
149 (dwarf_lookup_pc): Likewise.
151 2020-09-17 Ian Lance Taylor <iant@golang.org>
153 PR libbacktrace/97080
154 * fileline.c (backtrace_syminfo_to_full_callback): New function.
155 (backtrace_syminfo_to_full_error_callback): New function.
156 * elf.c (elf_nodebug): Call syminfo_fn if possible.
157 * internal.h (struct backtrace_call_full): Define.
158 (backtrace_syminfo_to_full_callback): Declare.
159 (backtrace_syminfo_to_full_error_callback): Declare.
160 * mtest.c (f3): Only check all[i] if data.index permits.
162 2020-09-16 Iain Sandoe <iain@sandoe.co.uk>
164 * macho.c (MACH_O_CPU_TYPE_PPC): New.
165 (MACH_O_CPU_TYPE_PPC64): New.
166 Add compile-tests for powerpc to the Mach-O variants.
168 2020-09-14 Ian Lance Taylor <iant@golang.org>
170 PR libbacktrace/93608
171 Add support for MiniDebugInfo.
172 * elf.c (struct elf_view): Define. Replace most uses of
173 backtrace_view with elf_view.
174 (elf_get_view): New static functions. Replace most calls of
175 backtrace_get_view with elf_get_view.
176 (elf_release_view): New static functions. Replace most calls of
177 backtrace_release_view with elf_release_view.
178 (elf_uncompress_failed): Rename from elf_zlib_failed. Change all
180 (LZMA_STATES, LZMA_POS_STATES, LZMA_DIST_STATES): Define.
181 (LZMA_DIST_SLOTS, LZMA_DIST_MODEL_START): Define.
182 (LZMA_DIST_MODEL_END, LZMA_FULL_DISTANCES): Define.
183 (LZMA_ALIGN_SIZE, LZMA_LEN_LOW_SYMBOLS): Define.
184 (LZMA_LEN_MID_SYMBOLS, LZMA_LEN_HIGH_SYMBOLS): Define.
185 (LZMA_LITERAL_CODERS_MAX, LZMA_LITERAL_CODER_SIZE): Define.
186 (LZMA_PROB_IS_MATCH_LEN, LZMA_PROB_IS_REP_LEN): Define.
187 (LZMA_PROB_IS_REP0_LEN, LZMA_PROB_IS_REP1_LEN): Define.
188 (LZMA_PROB_IS_REP2_LEN, LZMA_PROB_IS_REP0_LONG_LEN): Define.
189 (LZMA_PROB_DIST_SLOT_LEN, LZMA_PROB_DIST_SPECIAL_LEN): Define.
190 (LZMA_PROB_DIST_ALIGN_LEN): Define.
191 (LZMA_PROB_MATCH_LEN_CHOICE_LEN): Define.
192 (LZMA_PROB_MATCH_LEN_CHOICE2_LEN): Define.
193 (LZMA_PROB_MATCH_LEN_LOW_LEN): Define.
194 (LZMA_PROB_MATCH_LEN_MID_LEN): Define.
195 (LZMA_PROB_MATCH_LEN_HIGH_LEN): Define.
196 (LZMA_PROB_REP_LEN_CHOICE_LEN): Define.
197 (LZMA_PROB_REP_LEN_CHOICE2_LEN): Define.
198 (LZMA_PROB_REP_LEN_LOW_LEN): Define.
199 (LZMA_PROB_REP_LEN_MID_LEN): Define.
200 (LZMA_PROB_REP_LEN_HIGH_LEN): Define.
201 (LZMA_PROB_LITERAL_LEN): Define.
202 (LZMA_PROB_IS_MATCH_OFFSET, LZMA_PROB_IS_REP_OFFSET): Define.
203 (LZMA_PROB_IS_REP0_OFFSET, LZMA_PROB_IS_REP1_OFFSET): Define.
204 (LZMA_PROB_IS_REP2_OFFSET): Define.
205 (LZMA_PROB_IS_REP0_LONG_OFFSET): Define.
206 (LZMA_PROB_DIST_SLOT_OFFSET): Define.
207 (LZMA_PROB_DIST_SPECIAL_OFFSET): Define.
208 (LZMA_PROB_DIST_ALIGN_OFFSET): Define.
209 (LZMA_PROB_MATCH_LEN_CHOICE_OFFSET): Define.
210 (LZMA_PROB_MATCH_LEN_CHOICE2_OFFSET): Define.
211 (LZMA_PROB_MATCH_LEN_LOW_OFFSET): Define.
212 (LZMA_PROB_MATCH_LEN_MID_OFFSET): Define.
213 (LZMA_PROB_MATCH_LEN_HIGH_OFFSET): Define.
214 (LZMA_PROB_REP_LEN_CHOICE_OFFSET): Define.
215 (LZMA_PROB_REP_LEN_CHOICE2_OFFSET): Define.
216 (LZMA_PROB_REP_LEN_LOW_OFFSET): Define.
217 (LZMA_PROB_REP_LEN_MID_OFFSET): Define.
218 (LZMA_PROB_REP_LEN_HIGH_OFFSET): Define.
219 (LZMA_PROB_LITERAL_OFFSET): Define.
220 (LZMA_PROB_TOTAL_COUNT): Define.
221 (LZMA_IS_MATCH, LZMA_IS_REP, LZMA_IS_REP0): Define.
222 (LZMA_IS_REP1, LZMA_IS_REP2, LZMA_IS_REP0_LONG): Define.
223 (LZMA_DIST_SLOT, LZMA_DIST_SPECIAL, LZMA_DIST_ALIGN): Define.
224 (LZMA_MATCH_LEN_CHOICE, LZMA_MATCH_LEN_CHOICE2): Define.
225 (LZMA_MATCH_LEN_LOW, LZMA_MATCH_LEN_MID): Define.
226 (LZMA_MATCH_LEN_HIGH, LZMA_REP_LEN_CHOICE): Define.
227 (LZMA_REP_LEN_CHOICE2, LZMA_REP_LEN_LOW): Define.
228 (LZMA_REP_LEN_MID, LZMA_REP_LEN_HIGH, LZMA_LITERAL): Define.
229 (elf_lzma_varint): New static function.
230 (elf_lzma_range_normalize): New static function.
231 (elf_lzma_bit, elf_lzma_integer): New static functions.
232 (elf_lzma_reverse_integer): New static function.
233 (elf_lzma_len, elf_uncompress_lzma_block): New static functions.
234 (elf_uncompress_lzma): New static function.
235 (backtrace_uncompress_lzma): New function.
236 (elf_add): Add memory and memory_size parameters. Change all
237 callers. Look for .gnu_debugdata section, and, if found,
238 decompress it and use it for symbols and debug info. Permit the
239 descriptor parameter to be -1.
240 * internal.h (backtrace_uncompress_lzma): Declare.
242 * xztest.c: New file.
243 * configure.ac: Check for nm, xz, and comm programs. Check for
245 (HAVE_MINIDEBUG): Define.
246 * Makefile.am (mtest_SOURCES): Define.
247 (mtest_CFLAGS, mtest_LDADD): Define.
248 (TESTS): Add mtest_minidebug if HAVE_MINIDEBUG.
249 (%_minidebug): New pattern rule, if HAVE_MINIDEBUG.
250 (xztest_SOURCES, xztest_CFLAGS, xztest_LDADD): Define.
251 (xztest_alloc_SOURCES, xztest_alloc_CFLAGS): Define
252 (xztest_alloc_LDADD): Define.
253 (BUILDTESTS): Add mtest, xztest, xztest_alloc.
254 (CLEANFILES): Add files created by minidebug pattern.
255 (btest.lo): Correct INCDIR reference.
256 (mtest.lo, xztest.lo, ztest.lo): New targets.
257 * configure: Regenerate.
258 * config.h.in: Regenerate.
259 * Makefile.in: Regenerate.
261 2020-09-09 Ian Lance Taylor <iant@golang.org>
263 * pecoff.c (coff_initialize_syminfo): Add is_64 parameter.
264 (coff_add): Determine and pass is_64.
266 2020-09-09 Ian Lance Taylor <iant@golang.org>
268 PR libbacktrace/96973
269 * fileline.c (macho_get_executable_path): New static function.
270 (fileline_initialize): Call macho_get_executable_path.
272 2020-09-09 Ian Lance Taylor <iant@golang.org>
274 * dwarf.c (function_addrs_search): Compare against the next entry
275 low address, not the high address.
276 (unit_addrs_search): Likewise.
277 (build_address_map): Add a trailing unit_addrs.
278 (read_function_entry): Add a trailing function_addrs.
279 (read_function_info): Likewise.
280 (report_inlined_functions): Search backward for function_addrs
282 (dwarf_lookup_pc): Search backward for unit_addrs and
283 function_addrs matches.
285 2020-09-08 Ian Lance Taylor <iant@golang.org>
287 * simple.c (simple_unwind): Correct comment spelling.
289 2020-09-08 Ian Lance Taylor <iant@golang.org>
291 * macho.c (macho_add_dsym): Make space for '/' in dsym. Use
292 correct length when freeing diralc.
294 2020-09-08 Ian Lance Taylor <iant@golang.org>
296 PR libbacktrace/96973
297 * macho.c (macho_add_fat): Correctly swap 32-bit file offset.
299 2020-09-08 Ian Lance Taylor <iant@golang.org>
301 PR libbacktrace/96971
302 * filetype.awk: Only match magic number at start of line.
304 2020-08-24 Ian Lance Taylor <iant@golang.org>
306 * macho.c (MACH_O_MH_MAGIC_FAT_64): Define.
307 (MACH_O_MH_CIGAM_FAT_64): Define.
308 (struct macho_fat_arch_64): Define.
309 (macho_add_fat): Add and use is_64 parameter.
310 (macho_add): Recognize 64-bit fat files.
312 2020-07-30 H.J. Lu <hjl.tools@gmail.com>
315 * configure: Regenerated.
317 2020-07-08 Ian Lance Taylor <iant@golang.org>
319 * configure.ac: Test linker support for DWARF5
320 * configure: Regenerate
322 2020-05-29 H.J. Lu <hjl.tools@gmail.com>
325 * configure: Regenerated.
327 2020-05-15 H.J. Lu <hongjiu.lu@intel.com>
330 * configure: Regenerated.
332 2020-05-14 H.J. Lu <hongjiu.lu@intel.com>
334 * configure: Regenerated.
336 2020-05-13 Ian Lance Taylor <iant@golang.org>
338 * ztest.c (test_large): Mark state ATTRIBUTE_UNUSED.
340 2020-05-13 Ian Lance Taylor <iant@golang.org>
343 * posix.c (backtrace_open): Treat EACCESS like ENOENT.
345 2020-05-12 H.J. Lu <hongjiu.lu@intel.com>
347 * Makefile.am (AM_CFLAGS): Add $(CET_HOST_FLAGS).
348 * configure.ac: Add GCC_CET_HOST_FLAGS(CET_HOST_FLAGS) and
349 AC_SUBST(CET_HOST_FLAGS). Clear CET_HOST_FLAGS if jit isn't
351 * Makefile.in: Regenerated.
352 * configure: Likewise.
354 2020-05-11 Ian Lance Taylor <iant@golang.org>
356 PR libbacktrace/95012
357 * configure.ac: Check for getpagesize declaration.
358 * mmap.c: Declare getpagesize if necessary.
359 * mmapio.c: Likewise.
360 * configure: Regenerate.
361 * config.h.in: Regenerate.
362 * Makefile.in: Regenerate.
364 2020-05-09 Roland McGrath <mcgrathr@google.com>
366 * elf.c (elf_add): Bail early if there are no section headers at all.
368 2020-05-09 Ian Lance Taylor <iant@golang.org>
370 * elf.c (elf_add): Don't free strtab if an error occurs after
371 recording symbol information.
373 2020-05-09 Ian Lance Taylor <iant@golang.org>
375 PR libbacktrace/88745
377 * filetype.awk: Recognize Mach-O files.
378 * Makefile.am (FORMAT_FILES): Add macho.c.
379 (check_DATA): New variable. Set to .dSYM if HAVE_DSYMUTIL.
380 (%.dSYM): New pattern target.
381 (test_macho_SOURCES, test_macho_CFLAGS): New targets.
382 (test_macho_LDADD): New target.
383 (BUILDTESTS): Add test_macho.
384 (macho.lo): Add dependencies.
385 * configure.ac: Recognize macho file type. Check for
386 mach-o/dyld.h. Don't try to run objcopy if we don't find it.
387 Look for dsymutil and define a HAVE_DSYMUTIL conditional.
388 * Makefile.in: Regenerate.
389 * configure: Regenerate.
390 * config.h.in: Regenerate.
392 2020-05-09 Ian Lance Taylor <iant@golang.org>
394 * read.c (backtrace_get_view): Support short read.
396 2020-05-09 Ian Lance Taylor <iant@golang.org>
398 * elf.c (elf_add): If debug sections are very large or far apart,
399 read them individually rather than as a single view.
401 2020-05-08 Ian Lance Taylor <iant@golang.org>
403 * fileline.c (sysctl_exec_name): New static function.
404 (sysctl_exec_name1): New macro or static function.
405 (sysctl_exec_name2): Likewise.
406 (fileline_initialize): Try sysctl_exec_name[12].
407 * configure.ac: Check for sysctl args to fetch executable name.
408 * configure: Regenerate.
409 * config.h.in: Regenerate.
411 2020-02-15 Ian Lance Taylor <iant@golang.org>
413 * ztest.c (test_large): Update file to current libgo test file.
415 2020-02-03 Ian Lance Taylor <iant@golang.org>
417 * Makefile.am (libbacktrace_TEST_CFLAGS): Define.
418 (test_elf32_CFLAGS): Use $(libbacktrace_test_CFLAGS).
419 (test_elf_64_CFLAGS, test_xcoff_32_CFLAGS): Likewise.
420 (test_xcoff_64_CFLAGS, test_pecoff_CFLAGS): Likewise.
421 (test_unknown_CFLAGS, unittest_CFLAGS): Likewise.
422 (unittest_alloc_CFLAGS, allocfail_CFLAGS): Likewise.
423 (b2test_CFLAGS, b3test_CFLAGS, btest_CFLAGS): Likewise.
424 (btest_lto_CFLAGS, btest_alloc_CFLAGS, stest_CFLAGS): Likewise.
425 (stest_alloc_CFLAGS): Likewise.
426 * Makefile.in: Regenerate.
427 * ztest.c (error_callback_compress): Mark vdata unused.
428 (test_large): Add casts to avoid warnings.
430 2020-01-01 Jakub Jelinek <jakub@redhat.com>
432 Update copyright years.
434 2019-12-13 Ian Lance Taylor <iant@golang.org>
437 * dwarf.c (struct attr): Add val field.
438 (enum attr_val_encoding): Add ATTR_VAL_ADDDRESS_INDEX,
439 ATTR_VAL_STRING_INDEX, ATTR_VAL_RNGLISTS_INDEX.
440 (struct line_header): Add addrsize field.
441 (struct line_header_format): Define.
442 (struct unit): Add str_offsets_base, addr_base, and rnglists_base
444 (read_uint24): New static function.
445 (read_attribute): Add implicit_val parameter. Replace dwarf_str
446 and dwarf_str_size parameters with dwarf_sections parameter. Add
447 support for new DWARF 5 forms. Change all callers.
448 (resolve_string): New static function.
449 (resolve_addr_index): Likewise.
450 (read_abbrevs): Support DW_FORM_implicit_const.
451 (struct pcrange): Add lowpc_is_addr_index, highpc_is_addr_Index,
452 and ranges_is_index fields.
453 (update_pcrange): Support DWARF 5 encodings.
454 (add_high_low_range): New static function, split out of
456 (add_ranges_from_ranges): Likewise.
457 (add_ranges_from_rnglists): New static function.
458 (add_ranges): Just call new helper functions.
459 (find_address_ranges): Use resolve_string for strings, after
460 reading all attributes. Handle new DWARF 5 attributes.
461 (build_address_map): Support DWARF 5 compilation units.
462 (read_v2_paths): New static function, split out of
464 (read_lnct): New static function.
465 (read_line_header_format_entries): Likewise.
466 (read_line_header): Add ddata parameter. Support DWARF 5 line
467 headers. Call new helper functions. Change all callers.
468 (read_line_program): Use addrsize from line program header. Don't
469 special case directory index 0 for DWARF 5.
470 (read_referenced_name): Use resolve_string.
471 (read_function_entry): Handle DWARF 5 encodings. Use
473 * internal.h (enum dwarf_section): Add DEBUG_ADDR,
474 DEBUG_STR_OFFSETS, DEBUG_LINE_STR, DEBUG_RNGLISTS.
475 * elf.c (dwarf_section_names): Add new section names.
476 * pecoff.c (dwarf_section_names): Likewise.
477 * xcoff.c (xcoff_add): Clear dwarf_sections before setting
479 * configure.ac: Define HAVE_DWARF5 automake conditional.
480 * Makefile.am (dwarf5_SOURCES): New variable if HAVE_DWARF5.
481 (dwarf5_CFLAGS, dwarf5_LDADD): Likewise.
482 (dwarf5_alloc_SOURCES, dwarf5_alloc_CFLAGS): Likewise.
483 (dwarf5_alloc_LDADD): Likewise.
484 (BUILDTESTS): Add dwarf5 tests if HAVE_DWARF5.
485 (CLEANFILES, clean-local): Define.
487 2019-12-08 Ian Lance Taylor <iant@golang.org>
489 * dwarf.c (struct pcrange): Define.
490 (update_pcrange, add_ranges): New static functions.
491 (add_unit_addr): Change signature to work with add_ranges. Don't
492 add base_address here.
493 (add_unit_ranges): Remove.
494 (find_address_ranges): Replace str/ranges parameters with
495 dwarf_sections. Use update_pcrange and add_ranges. Change all
497 (add_function_range): Change signature to work with add_ranges.
498 Don't add base_address here.
499 (add_function_ranges): Remove.
500 (read_function_entry): Use update_pcrange and add_ranges.
502 2019-12-04 Ian Lance Taylor <iant@golang.org>
504 * edtest.c (test1): Add noclone attribute.
506 2019-12-04 Ian Lance Taylor <iant@golang.org>
508 * internal.h (enum dwarf_section): Define.
509 (struct dwarf_sections): Define.
510 (backtrace_dwarf_add): Update declaration to replace specific
511 section parameters with dwarf_sections parameter.
512 * dwarf.c (struct dwarf_data): Replace specific section fields
513 with dwarf_sections field.
514 (read_attribute): Use dwarf_sections with altlink.
515 (build_address_map): Replace specific section parameters with
516 dwarf_sections parameter. Change all callers.
517 (read_line_info): Use dwarf_sections with ddata.
518 (read_referenced_name): Likewise.
519 (add_function_ranges): Likewise.
520 (read_function_entry): Likewise.
521 (read_function_info): Likewise.
522 (build_dwarf_data): Replace specific section parameters with
523 dwarf_sections parameter. Change all callers.
524 (backtrace_dwarf_add): Likewise.
525 * elf.c (enum debug_section): Remove.
526 (dwarf_section_names): Remove .zdebug names.
527 (elf_add): Track zsections separately. Build dwarf_sections.
528 * pecoff.c (enum debug_section): Remove.
529 (struct debug_section_info): Remove data field.
530 (coff_add): Build dwarf_sections.
531 * xcoff.c (enum dwarf_section): Remove. Replace DWSECT_xxx
532 references with DEBUG_xxx references.
533 (xcoff_add): Build dwarf_sections.
535 2019-09-27 Maciej W. Rozycki <macro@wdc.com>
537 * configure: Regenerate.
539 2019-09-26 Ian Lance Taylor <iant@golang.org>
541 PR libbacktrace/91908
542 * pecoff.c (backtrace_initialize): Explicitly cast unchecked
543 __sync_bool_compare_and_swap to void.
544 * xcoff.c (backtrace_initialize): Likewise.
546 2019-09-03 Ulrich Weigand <uweigand@de.ibm.com>
548 * configure.ac: Remove references to spu.
549 * configure: Regenerate.
551 2019-05-24 Clement Chigot <clement.chigot@atos.net>
553 * Makefile.am (BUILDTESTS): Remove test_elf, add test_elf_32 and
555 * Makefile.in: Regenerate.
557 2019-05-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
559 * configure.ac (have_dl_iterate_phdr): Remove *-*-solaris2.10*
561 * configure: Regenerate.
563 2019-03-11 Ian Lance Taylor <iant@golang.org>
565 PR libbacktrace/89669
566 * Makefile.am (BUILDTESTS): Only add ztest and ztest_alloc if
568 * Makefile.in: Regenerate.
570 2019-02-26 Tom de Vries <tdevries@suse.de>
572 * btest.c (test5): Allow global.* as minimal symbol name for global.
574 2019-02-26 Tom de Vries <tdevries@suse.de>
576 * Makefile.am (TESTS): Only add b3test_dwz_buildid if HAVE_DWZ.
577 * Makefile.in: Regenerate.
579 2019-02-12 Tom de Vries <tdevries@suse.de>
581 PR libbacktrace/81983
582 * dwarf.c (dwarf_lookup_pc): Don't call bsearch if nmemb == 0.
584 2019-02-10 Tom de Vries <tdevries@suse.de>
586 * Makefile.am (BUILDTESTS): Add btest_lto.
587 * Makefile.in: Regenerate.
588 * btest.c (test1, f2, f3, test3, f22, f23): Declare with
589 __attribute__((noclone)).
591 2019-02-08 Tom de Vries <tdevries@suse.de>
593 * backtrace.c (backtrace_full): Declare with __attribute__((noinline)).
594 * print.c (backtrace_print): Same.
595 * simple.c (backtrace_simple): Same.
597 2019-02-08 Tom de Vries <tdevries@suse.de>
599 PR libbacktrace/78063
600 * dwarf.c (build_address_map): Keep all parsed units.
601 (read_referenced_name_from_attr): Handle DW_FORM_ref_addr.
603 2019-01-31 Tom de Vries <tdevries@suse.de>
605 PR libbacktrace/89136
606 * elf.c (elf_add): Read build-id if with_buildid_data. Fix
607 'debugaltlink_name_len =+ 1'.
609 2019-01-29 Tom de Vries <tdevries@suse.de>
611 * install-debuginfo-for-buildid.sh.in: New script.
612 * Makefile.am (check_PROGRAMS): Add b2test and b3test.
613 (TESTS): Add b2test_buildid and b3test_dwz_buildid.
614 * Makefile.in: Regenerate.
615 * configure.ac (HAVE_ELF): Set with AM_CONDITIONAL.
616 (READELF): Set with AC_CHECK_PROG.
617 (install-debuginfo-for-buildid.sh): Generate with AC_CONFIG_FILES.
618 * configure: Regenerate.
619 * elf.c (SYSTEM_BUILD_ID_DIR): Factor out of ...
620 (elf_open_debugfile_by_buildid): ... here.
622 2019-01-29 Tom de Vries <tdevries@suse.de>
624 * Makefile.am: Replace check_PROGRAMS with BUILDTESTS, except for
626 (TESTS): Don't add check_PROGRAMS. Add BUILDTESTS.
627 (check_PROGRAMS): Add BUILDTESTS.
628 * Makefile.in: Regenerate.
630 2019-01-28 Tom de Vries <tdevries@suse.de>
632 * Makefile.am (xcoff_%.c): Generate sed result into temporary file.
633 Use $< to access prerequisite.
634 * Makefile.in: Regenerate.
636 2019-01-25 Nathan Sidwell <nathan@acm.org>
638 * elf.c (elf_add): Pass "" filename to recursive call with
641 2019-01-25 Tom de Vries <tdevries@suse.de>
643 * elf.c (elf_add): When handling .gnu_debugaltlink, call elf_add with
645 * Makefile.am (TESTS): Add btest_dwz_gnudebuglink.
646 * Makefile.in: Regenerate.
648 2019-01-25 Tom de Vries <tdevries@suse.de>
650 * Makefile.am: Rewrite dtest rule into "%_gnudebuglink" pattern rule.
651 (TESTS): Rename dtest to btest_gnudebuglink.
652 * Makefile.in: Regenerate.
654 2019-01-23 Tom de Vries <tdevries@suse.de>
656 * dwarf.c (struct unit): Use size_t for low_offset/high_offset fields.
657 (units_search, find_unit): Use size_t for offset.
658 (build_address_map): Use size_t for unit_offset.
660 2019-01-20 Gerald Pfeifer <gerald@pfeifer.com>
662 * allocfail.c (main): Increase portability of printf statement.
664 2019-01-18 Ian Lance Taylor <iant@golang.org>
666 PR libbacktrace/88890
667 * mmapio.c (backtrace_get_view): Change size parameter to
668 uint64_t. Check that value fits in size_t.
669 * read.c (backtrace_get_view): Likewise.
670 * internal.h (backtrace_get_view): Update declaration.
671 * elf.c (elf_add): Pass shstrhdr->sh_size to backtrace_get_view.
673 2019-01-17 Tom de Vries <tdevries@suse.de>
675 PR libbacktrace/82857
676 * configure.ac (DWZ): Set with AC_CHECK_PROG.
677 (HAVE_DWZ): Set with AM_CONDITIONAL.
678 * configure: Regenerate.
679 * Makefile.am (TESTS): Add btest_dwz.
680 * Makefile.in: Regenerate.
682 2019-01-17 Tom de Vries <tdevries@suse.de>
684 PR libbacktrace/82857
685 * dwarf.c (enum attr_val_encoding): Add ATTR_VAL_REF_ALT_INFO.
686 (read_attribute): Handle DW_FORM_GNU_ref_alt using
687 ATTR_VAL_REF_ALT_INFO.
688 (read_referenced_name_from_attr): Handle DW_FORM_GNU_ref_alt.
690 2019-01-17 Tom de Vries <tdevries@suse.de>
692 * dwarf.c (struct unit): Add low_offset and high_offset fields.
693 (struct unit_vector): New type.
694 (struct dwarf_data): Add units and units_counts fields.
695 (find_unit): New function.
696 (find_address_ranges): Add and handle unit_tag parameter.
697 (build_address_map): Add and handle units_vec parameter.
698 (build_dwarf_data): Pass units_vec to build_address_map. Store resulting
701 2019-01-17 Tom de Vries <tdevries@suse.de>
703 PR libbacktrace/82857
704 * dwarf.c (read_attribute): Handle DW_FORM_GNU_strp_alt
707 2019-01-17 Tom de Vries <tdevries@suse.de>
709 * dwarf.c (enum attr_val_encoding): Add ATTR_VAL_NONE.
710 (read_attribute): Add altlink parameter. Handle missing altlink for
711 DW_FORM_GNU_strp_alt and DW_FORM_GNU_ref_alt.
712 (find_address_ranges, build_address_map, build_dwarf_data): Add and
713 handle altlink parameter.
714 (read_referenced_name, read_function_entry): Add argument to
717 2019-01-17 Tom de Vries <tdevries@suse.de>
719 * dwarf.c (struct dwarf_data): Add altlink field.
720 (backtrace_dwarf_add): Add and handle fileline_altlink parameter.
721 * elf.c (elf_add): Add argument to backtrace_dwarf_add call.
722 (phdr_callback, backtrace_initialize): Add argument to elf_add calls.
723 * internal.h (backtrace_dwarf_add): Add fileline_altlink parameter.
724 * pecoff.c (coff_add): Add argument to backtrace_dwarf_add call.
725 * xcoff.c (xcoff_add): Same.
727 2019-01-17 Tom de Vries <tdevries@suse.de>
729 * internal.h (backtrace_dwarf_add): Add fileline_entry parameter.
730 * dwarf.c (backtrace_dwarf_add): Add and handle fileline_entry parameter.
731 * elf.c (elf_add): Add and handle fileline_entry parameter. Add
732 argument to backtrace_dwarf_add call.
733 (phdr_callback, backtrace_initialize): Add argument to elf_add calls.
734 * pecoff.c (coff_add): Add argument to backtrace_dwarf_add call.
735 * xcoff.c (xcoff_add): Same.
737 2019-01-17 Tom de Vries <tdevries@suse.de>
739 * elf.c (elf_add): Add and handle with_buildid_data and
740 with_buildid_size parameters. Handle .gnu_debugaltlink section.
741 (phdr_callback, backtrace_initialize): Add arguments to elf_add calls.
743 2019-01-16 Tom de Vries <tdevries@suse.de>
745 * dwarf.c (read_referenced_name_from_attr): New function. Factor out
747 (read_referenced_name): ... here, and ...
748 (read_function_entry): ... here.
750 2019-01-16 Tom de Vries <tdevries@suse.de>
752 * dwarf.c (read_referenced_name): Don't allow DW_AT_name to override any
754 (read_function_entry): Same. Don't allow name found via
755 DW_AT_abstract_origin or case DW_AT_specification to override linkage
758 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
762 * backtrace.h: Mechanically replace "can not" with "cannot".
764 2019-01-01 Jakub Jelinek <jakub@redhat.com>
766 Update copyright years.
768 2018-12-29 Gerald Pfeifer <gerald@pfeifer.com>
770 * Makefile.am (xcoff_%.c): Use an actual newline instead of \n
772 * Makefile.in: Regenerate.
774 2018-12-28 Tom de Vries <tdevries@suse.de>
776 * dwarf.c (build_address_map): Reuse unused units.
778 2018-12-28 Tom de Vries <tdevries@suse.de>
780 * dwarf.c (build_address_map): Simplify by removing local variable
783 2018-12-28 Ian Lance Taylor <iant@golang.org>
784 Tom de Vries <tdevries@suse.de>
786 PR libbacktrace/88063
787 * dwarf.c (free_unit_addrs_vector): Remove.
788 (build_address_map): Keep track of allocated units in vector. Free
789 allocated units and corresponding abbrevs upon failure. Remove now
790 redundant call to free_unit_addrs_vector. Free addrs vector upon
791 failure. Free allocated unit vector.
793 2018-12-28 Tom de Vries <tdevries@suse.de>
795 * dwarf.c (build_address_map): Free addrs vector upon failure.
797 2018-12-14 Tom de Vries <tdevries@suse.de>
800 * allocfail.sh: Remove "set -o pipefail".
802 2018-12-12 Tom de Vries <tdevries@suse.de>
804 * Makefile.am (TESTS): Add allocfail.sh.
805 (check_PROGRAMS): Add allocfail.
806 * Makefile.in: Regenerate.
807 * instrumented_alloc.c: New file. Redefine malloc and realloc.
809 * allocfail.c: New file.
810 * allocfail.sh: New file.
812 2018-11-30 Tom de Vries <tdevries@suse.de>
814 * Makefile.am (check_PROGRAMS): Add test_elf, test_xcoff_32,
815 test_xcoff_64, test_pecoff and test_unknown.
816 * Makefile.in: Regenerate.
817 * test_format.c: New file.
819 2018-11-30 Tom de Vries <tdevries@suse.de>
821 * Makefile.am : Add _with_alloc version for each test in
823 * Makefile.in: Regenerate.
825 2018-11-30 Tom de Vries <tdevries@suse.de>
827 * internal.h (backtrace_vector_free): New static inline fuction,
829 * dwarf.c (read_line_info): ... here.
831 2018-11-28 Tom de Vries <tdevries@suse.de>
833 * dwarf.c (read_abbrevs): Fix handling of abbrevs->abbrevs allocation
836 2018-11-27 Tom de Vries <tdevries@suse.de>
838 * mmap.c (backtrace_vector_release): Same.
839 * unittest.c (test1): Add check.
841 2018-11-27 Tom de Vries <tdevries@suse.de>
843 * alloc.c (backtrace_vector_release): Handle vec->size == 0 using free
845 * Makefile.am (check_PROGRAMS): Add unittest.
846 * Makefile.in: Regenerate.
847 * unittest.c: New file.
849 2018-11-22 Tom de Vries <tdevries@suse.de>
851 * dwarf.c (read_initial_length): Factor out of ...
852 (build_address_map, read_line_info): ... here.
854 2018-11-21 Tom de Vries <tdevries@suse.de>
856 * dwarf.c (read_string): Factor out of ...
857 (read_attribute, read_line_header, read_line_program): ... here.
859 2018-10-31 Joseph Myers <joseph@codesourcery.com>
862 * Makefile.am: Include multilib.am.
863 * configure.ac: Remove AC_PREREQ. Use AC_LANG_SOURCE.
864 * Makefile.in, aclocal.m4, config.h.in, configure: Regenerate.
866 2018-10-05 Ian Lance Taylor <iant@golang.org>
868 PR libbacktrace/87529
869 * backtrace.h: Document that backtrace_create_state should be
872 2018-08-05 Iain Buclaw <ibuclaw@gdcproject.org>
874 * configure.ac: Move define of HAVE_ZLIB into check for -lz.
875 * Makefile.in: Regenerate.
876 * config.h.in: Likewise.
877 * configure: Likewise.
879 2018-08-01 Tony Reix <tony.reix@atos.net>
881 * xcoff.c (struct xcoff_line, struct xcoff_line_vector): Remove.
882 (struct xcoff_func, struct xcoff_func_vector): New structs.
883 (xcoff_syminfo): Drop leading dot from symbol name.
884 (xcoff_line_compare, xcoff_line_search): Remove.
885 (xcoff_func_compare, xcoff_func_search): New static functions.
886 (xcoff_lookup_pc): Search function table.
887 (xcoff_add_line, xcoff_process_linenos): Remove.
888 (xcoff_initialize_fileline): Build function table.
890 2018-06-21 Denis Khalikov <d.khalikov@partner.samsung.com>
893 * elf.c (elf_add): Increase ".note.gnu.build-id" section size
894 checking up to 36 bytes.
896 2018-04-24 H.J. Lu <hongjiu.lu@intel.com>
898 * configure: Regenerated.
900 2018-04-19 Jakub Jelinek <jakub@redhat.com>
902 * configure: Regenerated.
904 2018-04-17 Ian Lance Taylor <iant@golang.org>
906 * backtrace.c: Revert last two changes. Don't call mmap
909 2018-04-17 Ian Lance Taylor <iant@golang.org>
911 * backtrace.c: Include backtrace-supported.h before checking
912 BACKTRACE_USES_MALLOC.
914 2018-04-17 Ian Lance Taylor <iant@golang.org>
916 * backtrace.c (backtrace_full): When testing whether we can
917 allocate memory, call mmap directly, and munmap the memory.
919 2018-04-04 Jakub Jelinek <jakub@redhat.com>
922 * elf.c (elf_zlib_fetch): Fix up predefined macro names in test for
923 big endian, only use 32-bit loads if endianity macros are predefined
924 and indicate big or little endian.
926 2018-02-14 Igor Tsimbalist <igor.v.tsimbalist@intel.com>
929 * configure: Regenerate.
931 2018-02-15 Jakub Jelinek <jakub@redhat.com>
934 * elf.c (SHT_PROGBITS): Undefine and define.
936 2018-02-14 Jakub Jelinek <jakub@redhat.com>
939 * elf.c (EM_PPC64, EF_PPC64_ABI): Undefine and define.
940 (struct elf_ppc64_opd_data): New type.
941 (elf_initialize_syminfo): Add opd argument, handle symbols
942 pointing into the PowerPC64 ELFv1 .opd section.
943 (elf_add): Read .opd section on PowerPC64 ELFv1, pass pointer
944 to structure with .opd data to elf_initialize_syminfo.
946 2018-01-31 Ian Lance Taylor <iant@golang.org>
948 * elf.c (elf_add): Close descriptor if we use a debugfile.
949 * btest.c (check_open_files): New static function.
950 (main): Call check_open_files.
952 2018-01-25 Ian Lance Taylor <iant@golang.org>
954 * elf.c (elf_open_debugfile_by_debuglink): Don't check CRC if the
956 (elf_add): Don't clear *found_sym and *found_dwarf if debuginfo.
958 2018-01-25 Ian Lance Taylor <iant@golang.org>
960 * pecoff.c (coff_add): Only release syms_view if it is valid.
962 2018-01-25 Ian Lance Taylor <iant@golang.org>
964 * pecoff.c (coff_add): Another memcpy -> coff_read4 fix.
966 2018-01-24 Ian Lance Taylor <iant@golang.org>
968 * pecoff.c (coff_add): Use coff_read4, not memcpy.
970 2018-01-24 Ian Lance Taylor <iant@golang.org>
973 * mmap.c (backtrace_free_locked): Don't put more than 16 entries
976 2018-01-19 Tony Reix <tony.reix@atos.net>
978 * xcoff.c (xcoff_incl_compare): New function.
979 (xcoff_incl_search): New function.
980 (xcoff_process_linenos): Use bsearch to find include file.
981 (xcoff_initialize_fileline): Sort include file information.
983 2018-01-16 Ian Lance Taylor <iant@golang.org>
985 * elf.c (codes) [GENERATE_FIXED_HUFFMAN_TABLE]: Fix size to be
987 (main) [GENERATE_FIXED_HUFFMAN_TABLE]: Pass 288 to
988 elf_zlib_inflate_table. Generate elf_zlib_default_dist_table.
989 (elf_zlib_default_table): Update.
990 (elf_zlib_default_dist_table): New static array.
991 (elf_zlib_inflate): Use elf_zlib_default_dist_table for dist table
993 * ztest.c (struct zlib_test): Add uncompressed_len.
994 (tests): Initialize uncompressed_len field. Add new test case.
995 (test_samples): Use uncompressed_len field.
997 2018-01-03 Jakub Jelinek <jakub@redhat.com>
999 Update copyright years.
1001 2017-11-17 Igor Tsimbalist <igor.v.tsimbalist@intel.com>
1003 * configure.ac: Add CET_FLAGS to EXTRA_FLAGS.
1004 * aclocal.m4: Regenerate.
1005 * Makefile.in: Likewise.
1006 * configure: Likewise.
1008 2017-10-06 Ian Lance Taylor <iant@golang.org>
1010 * ztest.c (test_large): Pass unsigned long *, not size_t *, to
1011 zlib uncompress function.
1013 2017-10-05 Ian Lance Taylor <iant@golang.org>
1015 * elf.c (elf_zlib_fetch): Change pval argument to uint64_t *.
1016 Read a four byte integer.
1017 (elf_zlib_inflate): Change val to uint64_t. Align pin to a 32-bit
1018 boundary before ever calling elf_zlib_fetch.
1019 * ztest.c (test_large): Simplify print statements a bit.
1021 2017-10-02 Ian Lance Taylor <iant@golang.org>
1023 * ztest.c: #include <errno.h>.
1024 (TEST_TIMING): Don't define, don't test.
1025 (xclock_gettime, xclockid_t): Define if !HAVE_CLOCK_GETTIME.
1026 (clockid_t, clock_gettime, CLOCK_REALTIME): Likewise.
1027 (ZLIB_CLOCK_GETTIME_ARG): Define.
1028 * configure.ac: Change clock_gettime_link to CLOCK_GETTIME_LINK.
1029 * Makefile.am: Likewise.
1030 * configure, Makefile.in: Rebuild.
1032 2017-10-02 Thomas Schwinge <thomas@codesourcery.com>
1035 * Makefile.am: Append the content of clock_gettime_link to
1037 * configure.ac: Test for the case that clock_gettime is in librt.
1038 * Makefile.in: Regenerate.
1039 * configure: Likewise.
1042 * configure.ac: Check for clock_gettime.
1043 * config.h.in: Regenerate.
1044 * configure: Likewise.
1045 * ztest.c (average_time, test_large): Conditionalize test timing
1046 on clock_gettime availability.
1048 2017-09-29 Tony Reix <tony.reix@atos.net>
1050 * xcoff.c: Initial support for DWARF debug sections in XCOFF.
1051 (STYP_DWARF, SSUBTYP_DW*): Define.
1052 (enum dwarf_section): Define.
1053 (struct dwsect_info): Define.
1054 (xcoff_add): Look for DWARF sections, pass them to
1055 backtrace_dwarf_add.
1057 2017-09-28 Ian Lance Taylor <iant@golang.org>
1060 * elf.c (__builtin_prefetch): Define if not __GNUC__.
1062 (SHF_UNCOMPRESSED, ELFCOMPRESS_ZLIB): Define.
1063 (b_elf_chdr): Define type.
1064 (enum debug_section): Add ZDEBUG_xxx values.
1065 (debug_section_names): Add names for new sections.
1066 (struct debug_section_info): Add compressed field.
1067 (elf_zlib_failed, elf_zlib_fetch): New static functions.
1068 (HUFFMAN_TABLE_SIZE, HUFFMAN_VALUE_MASK): Define.
1069 (HUFFMAN_BITS_SHIFT, HUFFMAN_BITS_MASK): Define.
1070 (HUFFMAN_SECONDARY_SHIFT): Define.
1071 (ZDEBUG_TABLE_SIZE): Define.
1072 (ZDEBUG_TABLE_CODELEN_OFFSET, ZDEBUG_TABLE_WORK_OFFSET): Define.
1073 (final_next_secondary): New static variable if
1074 BACKTRACE_GENERATE_FIXED_HUFFMAN_TABLE.
1075 (elf_zlib_inflate_table): New static function.
1076 (BACKTRACE_GENERATE_FIXED_HUFFMAN_TABLE): If define, define main
1077 function to produce fixed Huffman table.
1078 (elf_zlib_default_table): New static variable.
1079 (elf_zlib_inflate): New static function.
1080 (elf_zlib_verify_checksum): Likewise.
1081 (elf_zlib_inflate_and_verify): Likewise.
1082 (elf_uncompress_zdebug): Likewise.
1083 (elf_uncompress_chdr): Likewise.
1084 (backtrace_uncompress_zdebug): New extern function.
1085 (elf_add): Look for .zdebug sections and SHF_COMPRESSED debug
1086 sections, and uncompress them.
1087 * internal.h (backtrace_compress_zdebug): Declare.
1088 * ztest.c: New file.
1089 * configure.ac: Check for -lz and check whether the linker
1090 supports --compress-debug-sections.
1091 * Makefile.am (ztest_SOURCES): New variable.
1092 (ztest_CFLAGS, ztest_LDADD): New variables.
1093 (check_PROGRAMS): Add ztest.
1094 (ctestg_SOURCES): New variable.
1095 (ctestg_CFLAGS, ctestg_LDFLAGS, ctestg_LDADD): New variables.
1096 (ctesta_SOURCES): New variable.
1097 (ctesta_CFLAGS, ctesta_LDFLAGS, ctesta_LDADD): New variables.
1098 (check_PROGRAMS): Add ctestg and ctesta.
1099 * configure, config.h.in, Makefile.in: Rebuild.
1101 2017-09-22 Ian Lance Taylor <iant@golang.org>
1104 * configure.ac: Check for lstat and readlink.
1105 * elf.c (lstat, readlink): Provide dummy versions if real versions
1107 * configure, config.h.in: Rebuild.
1109 2017-09-21 Ian Lance Taylor <iant@google.com>
1112 * elf.c (backtrace_initialize): Set pd.exe_filename.
1114 2017-09-20 Ian Lance Taylor <iant@golang.org>
1115 Denis Khalikov <d.khalikov@partner.samsung.com>
1118 Support for external debug info.
1119 * elf.c: Include <errno.h>, <sys/stat.h>, <unistd.h>.
1120 (S_ISLNK): Define if not defined.
1121 (xstrnlen): Define if strnlen is not available.
1122 (b_elf_note): Define type.
1123 (NT_GNU_BUILD_ID): Define macro.
1124 (elf_crc32, elf_crc32_file): New static functions.
1125 (elf_is_symlink, elf_readlink): New static functions.
1126 (elf_open_debugfile_by_buildid): New static function.
1127 (elf_try_debugfile): New static function.
1128 (elf_find_debugfile_by_debuglink): New static function.
1129 (elf_open_debugfile_by_debuglink): New static function.
1130 (elf_add): Add filename and debuginfo parameters. Adjust all
1131 callers. Look for external debug info notes, and try to fetch
1132 debug info from external file.
1133 (struct phdr_data): Add exe_filename field.
1134 (phdr_callback): Pass filename to elf_add.
1135 (backtrace_initialize): Add filename parameter.
1136 * internal.h (backtrace_initialize): Add filename parameter.
1137 * fileline.c (fileline_initialize): Pass filename to
1138 backtrace_initialize.
1139 * pecoff.c (fileline_initialize): Add unused filename parameter.
1140 * unknown.c (fileline_initialize): Likewise.
1141 * xcoff.c (fileline_initialize): Likewise.
1142 * configure.ac: Check for objcopy --add-gnu-debuglink.
1143 * Makefile.am (dtest): New test target.
1144 * configure, Makefile.in: Rebuild.
1146 2017-09-12 Steve Ellcey <sellcey@cavium.com>
1149 * Makefile.am (ttest_CFLAGS): Add $(AM_CFLAGS)
1150 * Makefile.in: Regenerate.
1152 2017-09-12 Steve Ellcey <sellcey@cavium.com>
1155 * libbacktrace/Makefile.in
1156 (HAVE_PTHREAD_TRUE@@NATIVE_TRUE@ttest_CFLAGS): Add $(AM_CFLAGS)
1158 2017-08-02 David Edelsohn <dje.gcc@gmail.com>
1161 * xcoff.c (xcoff_process_linenos): Initialize incl to NULL.
1163 2017-07-28 Tony Reix <tony.reix@atos.net>
1165 * xcoff.c: Don't leak a file descriptor if an archive is malformed.
1167 2017-07-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1169 * fileline.c (fileline_initialize): Print pid_t as long.
1171 2017-07-26 Tony Reix <tony.reix@atos.net>
1173 * configure.ac: Check for XCOFF32/XCOFF64. Check for loadquery.
1174 * filetype.awk: Separate AIX XCOFF32 and XCOFF64.
1175 * xcoff.c: Add support for AIX XCOFF32 and XCOFF64 formats.
1176 * configure, config.h.in: Regenerate.
1178 2017-07-21 Tony Reix <tony.reix@atos.net>
1180 * filetype.awk: Add AIX XCOFF type detection.
1181 * configure.ac: Recognize xcoff format.
1182 * Makefile.am (FORMAT_FILES): Add xcoff.c.
1183 * fileline.c: Include <unistd.h>.
1184 (fileline_initialize): Add case for AIX procfs.
1185 * xcoff.c: New file.
1186 * configure, Makefile.in: Rebuild.
1188 2017-06-21 Richard Biener <rguenther@suse.de>
1190 * configure.ac: Add AC_SYS_LARGEFILE.
1191 * config.h.in: Regenerate.
1192 * configure: Likewise.
1194 2017-06-11 Ian Lance Taylor <iant@golang.org>
1196 * elf.c (backtrace_initialize): Always set *fileline_fn.
1197 * ttest.c: New file.
1198 * btest.c: Move support functions into testlib.c. Change calls to
1199 check to pass file name.
1200 * testlib.c: New file, copied from (part of) btest.c.
1201 * testlib.h: New file, declarations for testlib.c.
1202 * edtest.c: Use testlib.h and testlib.c.
1203 * configure.ac: Test for -pthread, set HAVE_PTHREAD conditional.
1204 * Makefile.am (btest_SOURCES): Add testlib.c.
1205 (edtest_SOURCES): Likewise.
1206 (CHECK_PROGRAMS): Add ttest if HAVE_PTHREAD.
1207 (ttest_SOURCES, ttest_CFLAGS, ttest_LDADD): Define.
1208 * configure, Makefile.in: Rebuild.
1210 2017-05-19 Than McIntosh <thanm@google.com>
1212 * dwarf.c (free_line_header): Don't free dirs if dirs_count == 0.
1213 (read_line_header): Don't allocate dirs if dirs_count == 0.
1214 * edtest.c: New file.
1215 * edtest2.c: New file.
1216 * Makefile.am (edtest_SOURCES, edtest_LDADD): Define.
1217 (check_PROGRAMS): Add edtest.
1218 (edtest2_build.c, gen_edtest2_build): New targets.
1219 * Makefile.in: Rebuild.
1221 2017-03-08 Sam Thursfield <sam.thursfield@codethink.co.uk>
1223 * btest.c (test5): Replace #ifdef guard with 'unused' attribute
1224 to fix compile warning when BACKTRACE_SUPPORTED isn't defined.
1226 2017-01-01 Jakub Jelinek <jakub@redhat.com>
1228 Update copyright years.
1230 2016-11-15 Matthias Klose <doko@ubuntu.com>
1232 * configure: Regenerate.
1234 2016-09-11 Carlos Liam <carlos@aarzee.me>
1236 * all: Remove meaningless trailing whitespace.
1238 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
1241 * elf.c (phdr_callback) [__i386__]: Add
1242 __attribute__((__force_align_arg_pointer__)).
1244 2016-03-02 Maxim Ostapenko <m.ostapenko@partner.samsung.com>
1246 * elf.c (backtrace_initialize): Properly initialize elf_fileline_fn to
1247 avoid possible crash.
1248 (elf_add): Don't set *fileline_fn to elf_nodebug value in case of
1249 missing debug info anymore.
1251 2016-02-06 John David Anglin <danglin@gcc.gnu.org>
1253 * mmap.c (MAP_FAILED): Define if not defined.
1255 2016-01-04 Jakub Jelinek <jakub@redhat.com>
1257 Update copyright years.
1259 2015-12-18 Andris Pavenis <andris.pavenis@iki.fi>
1261 * configure.ac: Specify that DJGPP do not have mmap
1262 even when sys/mman.h exists.
1263 * configure: Regenerate
1265 2015-12-09 John David Anglin <danglin@gcc.gnu.org>
1267 PR libgfortran/68115
1268 * configure.ac: Set libbacktrace_cv_sys_sync to no on hppa*-*-hpux*.
1269 * configure: Regenerate.
1270 * elf.c (backtrace_initialize): Cast __sync_bool_compare_and_swap call
1273 2015-09-17 Ian Lance Taylor <iant@google.com>
1275 * posix.c (backtrace_open): Cast second argument of open() to int.
1277 2015-09-11 Ian Lance Taylor <iant@google.com>
1279 * Makefile.am (backtrace.lo): Depend on internal.h.
1280 (sort.lo, stest.lo): Add explicit dependencies.
1281 * Makefile.in: Rebuild.
1283 2015-09-09 Hans-Peter Nilsson <hp@axis.com>
1285 * backtrace.c: #include <sys/types.h>.
1287 2015-09-08 Ian Lance Taylor <iant@google.com>
1290 * backtrace.c: #include "internal.h".
1291 (struct backtrace_data): Add can_alloc field.
1292 (unwind): If can_alloc is false, don't try to get file/line
1294 (backtrace_full): Set can_alloc field in bdata.
1295 * alloc.c (backtrace_alloc): Don't call error_callback if it is
1297 * mmap.c (backtrace_alloc): Likewise.
1298 * internal.h: Update comments for backtrace_alloc and
1301 2015-09-08 Ian Lance Taylor <iant@google.com>
1304 * mmap.c (backtrace_alloc): Correct test for mmap failure.
1306 2015-08-31 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1308 * configure.ac: For spu-*-* targets, set have_fcntl to no.
1309 * configure: Regenerate.
1311 2015-08-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1313 * configure.ac: Remove [disable-shared] argument to LT_INIT.
1314 Remove setting PIC_FLAG when building as target library.
1315 * configure: Regenerate.
1317 2015-08-26 Hans-Peter Nilsson <hp@axis.com>
1319 * configure.ac: Only compile with -fPIC if the target
1321 * configure: Regenerate.
1323 2015-08-24 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1325 * configure.ac: Set have_mmap to no on spu-*-* targets.
1326 * configure: Regenerate.
1328 2015-08-13 Ian Lance Taylor <iant@google.com>
1330 * dwarf.c (read_function_entry): Add vec_inlined parameter.
1333 2015-06-11 Martin Sebor <msebor@redhat.com>
1336 * dwarf.c (struct line): Add new field idx.
1337 (line_compare): Use it.
1339 (read_line_info): Reset it.
1341 2015-05-29 Tristan Gingold <gingold@adacore.com>
1343 * pecoff.c: New file.
1344 * Makefile.am (FORMAT_FILES): Add pecoff.c and dependencies.
1345 * Makefile.in: Regenerate.
1346 * filetype.awk: Detect pecoff.
1347 * configure.ac: Define BACKTRACE_SUPPORTS_DATA on elf platforms.
1349 * btest.c (test5): Test enabled only if BACKTRACE_SUPPORTS_DATA is
1351 * backtrace-supported.h.in (BACKTRACE_SUPPORTS_DATA): Define.
1352 * configure: Regenerate.
1353 * pecoff.c: New file.
1355 2015-05-13 Michael Haubenwallner <michael.haubenwallner@ssi-schaefer.com>
1357 * Makefile.in: Regenerated with automake-1.11.6.
1358 * aclocal.m4: Likewise.
1359 * configure: Likewise.
1361 2015-01-24 Matthias Klose <doko@ubuntu.com>
1363 * configure.ac: Move AM_ENABLE_MULTILIB before AC_PROG_CC.
1364 * configure: Regenerate.
1366 2015-01-05 Jakub Jelinek <jakub@redhat.com>
1368 Update copyright years.
1370 2014-11-21 H.J. Lu <hongjiu.lu@intel.com>
1373 * configure: Regenerated.
1375 2014-11-11 David Malcolm <dmalcolm@redhat.com>
1377 * ChangeLog.jit: New.
1379 2014-11-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1382 * configure: Regenerate.
1384 2014-10-23 Ian Lance Taylor <iant@google.com>
1386 * internal.h (backtrace_atomic_load_pointer) [no atomic or sync]:
1387 Fix to return void *.
1389 2014-05-08 Ian Lance Taylor <iant@google.com>
1391 * mmap.c (backtrace_free): If freeing a large aligned block of
1392 memory, call munmap rather than holding onto it.
1393 (backtrace_vector_grow): When growing a vector, double the number
1394 of pages requested. When releasing the old version of a grown
1395 vector, pass the correct size to backtrace_free.
1397 2014-03-07 Ian Lance Taylor <iant@google.com>
1399 * sort.c (backtrace_qsort): Use middle element as pivot.
1401 2014-03-06 Ian Lance Taylor <iant@google.com>
1404 * stest.c: New file.
1405 * internal.h (backtrace_qsort): Declare.
1406 * dwarf.c (read_abbrevs): Call backtrace_qsort instead of qsort.
1407 (read_line_info, read_function_entry): Likewise.
1408 (read_function_info, build_dwarf_data): Likewise.
1409 * elf.c (elf_initialize_syminfo): Likewise.
1410 * Makefile.am (libbacktrace_la_SOURCES): Add sort.c.
1411 (stest_SOURCES, stest_LDADD): Define.
1412 (check_PROGRAMS): Add stest.
1414 2014-02-07 Misty De Meo <misty@brew.sh>
1417 * configure.ac: Use AC_LINK_IFELSE in check for
1419 * configure: Regenerate.
1421 2014-01-02 Richard Sandiford <rdsandiford@googlemail.com>
1423 Update copyright years
1425 2013-12-06 Jakub Jelinek <jakub@redhat.com>
1427 * elf.c (ET_DYN): Undefine and define again.
1428 (elf_add): Add exe argument, if true and ehdr.e_type is ET_DYN,
1429 return early -1 without closing the descriptor.
1430 (struct phdr_data): Add exe_descriptor.
1431 (phdr_callback): If pd->exe_descriptor is not -1, for very first
1432 call if dlpi_name is NULL just call elf_add with the exe_descriptor,
1433 otherwise backtrace_close the exe_descriptor if not -1. Adjust
1435 (backtrace_initialize): Adjust call to elf_add. If it returns
1436 -1, set pd.exe_descriptor to descriptor, otherwise set it to -1.
1438 2013-12-05 Ian Lance Taylor <iant@google.com>
1440 * alloc.c (backtrace_vector_finish): Add error_callback and data
1441 parameters. Call backtrace_vector_release. Return address base.
1442 * mmap.c (backtrace_vector_finish): Add error_callback and data
1443 parameters. Return address base.
1444 * dwarf.c (read_function_info): Get new address base from
1445 backtrace_vector_finish.
1446 * internal.h (backtrace_vector_finish): Update declaration.
1448 2013-11-27 Ian Lance Taylor <iant@google.com>
1450 * dwarf.c (find_address_ranges): New static function, broken out
1451 of build_address_map.
1452 (build_address_map): Call it.
1453 * btest.c (check): Check for missing filename or function, rather
1455 (f3): Check that enough frames were returned.
1457 2013-11-19 Jakub Jelinek <jakub@redhat.com>
1459 * backtrace.h (backtrace_syminfo_callback): Add symsize argument.
1460 * elf.c (elf_syminfo): Pass 0 or sym->size to the callback as
1462 * btest.c (struct symdata): Add size field.
1463 (callback_three): Add symsize argument. Copy it to the data->size
1465 (f23): Set symdata.size to 0.
1466 (test5): Likewise. If sizeof (int) > 1, lookup address of
1467 ((uintptr_t) &global) + 1. Verify symdata.val and symdata.size
1470 * atomic.c: Include sys/types.h.
1472 2013-11-18 Ian Lance Taylor <iant@google.com>
1474 * configure.ac: Check for support of __atomic extensions.
1475 * internal.h: Declare or #define atomic functions for use in
1477 * atomic.c: New file.
1478 * dwarf.c (dwarf_lookup_pc): Use atomic functions.
1479 (dwarf_fileline, backtrace_dwarf_add): Likewise.
1480 * elf.c (elf_add_syminfo_data, elf_syminfo): Likewise.
1481 (backtrace_initialize): Likewise.
1482 * fileline.c (fileline_initialize): Likewise.
1483 * Makefile.am (libbacktrace_la_SOURCES): Add atomic.c.
1484 * configure, config.h.in, Makefile.in: Rebuild.
1486 2013-11-18 Jakub Jelinek <jakub@redhat.com>
1488 * elf.c (SHN_UNDEF): Define.
1489 (elf_initialize_syminfo): Add base_address argument. Ignore symbols
1490 with st_shndx == SHN_UNDEF. Add base_address to address fields.
1491 (elf_add): Adjust caller.
1493 * elf.c (phdr_callback): Process info->dlpi_addr == 0 normally.
1495 2013-11-16 Ian Lance Taylor <iant@google.com>
1497 * backtrace.h (backtrace_create_state): Correct comment about
1500 2013-11-15 Ian Lance Taylor <iant@google.com>
1502 * backtrace.h (backtrace_syminfo): Update comment and parameter
1503 name to take any address, not just a PC value.
1504 * elf.c (STT_OBJECT): Define.
1505 (elf_nosyms): Rename parameter pc to addr.
1506 (elf_symbol_search): Rename local variable pc to addr.
1507 (elf_initialize_syminfo): Add STT_OBJECT symbols to elf_symbols.
1508 (elf_syminfo): Rename parameter pc to addr.
1509 * btest.c (global): New global variable.
1513 2013-10-17 Ian Lance Taylor <iant@google.com>
1515 * elf.c (elf_add): Don't get the wrong offsets if a debug section
1518 2013-10-15 David Malcolm <dmalcolm@redhat.com>
1520 * configure.ac: Add --enable-host-shared, setting up
1521 pre-existing PIC_FLAG variable within Makefile.am et al.
1522 * configure: Regenerate.
1524 2013-09-20 Alan Modra <amodra@gmail.com>
1526 * configure: Regenerate.
1528 2013-07-23 Alexander Monakov <amonakov@ispras.ru>
1530 * elf.c (elf_syminfo): Loop over the elf_syminfo_data chain.
1532 2013-07-23 Alexander Monakov <amonakov@ispras.ru>
1534 * elf.c (backtrace_initialize): Pass elf_fileline_fn to
1535 dl_iterate_phdr callbacks.
1537 2013-03-25 Ian Lance Taylor <iant@google.com>
1539 * alloc.c: #include <sys/types.h>.
1542 2013-01-31 Ian Lance Taylor <iant@google.com>
1544 * dwarf.c (read_function_info): Permit fvec parameter to be NULL.
1545 (dwarf_lookup_pc): Don't use ddata->fvec if threaded.
1547 2013-01-25 Jakub Jelinek <jakub@redhat.com>
1550 * dwarf.c (read_line_header): Don't crash if DW_AT_comp_dir
1551 attribute was not seen.
1553 2013-01-16 Ian Lance Taylor <iant@google.com>
1555 * dwarf.c (struct unit): Add filename and abs_filename fields.
1556 (build_address_map): Set new fields when reading unit.
1557 (dwarf_lookup_pc): If we don't find an entry in the line table,
1558 just return the main file name.
1560 2013-01-14 Richard Sandiford <rdsandiford@googlemail.com>
1562 Update copyright years.
1564 2013-01-01 Ian Lance Taylor <iant@google.com>
1567 * Makefile.am (AM_CPPFLAGS): Remove -I ../gcc/include and -I
1568 $(MULTIBUILDTOP)/../../gcc/include.
1569 * Makefile.in: Rebuild.
1571 2013-01-01 Ian Lance Taylor <iant@google.com>
1574 * mmap.c (backtrace_alloc): Don't call sync functions if not
1576 (backtrace_free): Likewise.
1578 2012-12-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1580 * mmapio.c: Define MAP_FAILED if not defined.
1582 2012-12-11 Jakub Jelinek <jakub@redhat.com>
1585 * Makefile.am (AM_CFLAGS): Remove -frandom-seed=$@.
1586 * configure.ac: If --with-target-subdir, add -frandom-seed=$@
1587 to EXTRA_FLAGS unconditionally, otherwise check whether the compiler
1589 * Makefile.in: Regenerated.
1590 * configure: Regenerated.
1592 2012-12-07 Jakub Jelinek <jakub@redhat.com>
1595 * Makefile.am (AM_CFLAGS): Add -frandom-seed=$@.
1596 * Makefile.in: Regenerated.
1598 2012-11-20 Ian Lance Taylor <iant@google.com>
1600 * dwarf.c (read_attribute): Always clear val.
1602 2012-11-13 Ian Lance Taylor <iant@google.com>
1605 * configure.ac: Only add -Werror if building a target library.
1606 * configure: Rebuild.
1608 2012-11-12 Ian Lance Taylor <iant@google.com>
1609 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1610 Gerald Pfeifer <gerald@pfeifer.com>
1612 * configure.ac: Check for getexecname.
1613 * fileline.c: #include <errno.h>. Define getexecname if not
1615 (fileline_initialize): Try to find the executable in a few
1617 * print.c (error_callback): Only print the filename if it came
1618 from the backtrace state.
1619 * configure, config.h.in: Rebuild.
1621 2012-10-29 Ian Lance Taylor <iant@google.com>
1623 * mmap.c (backtrace_vector_release): Correct last patch: add
1626 2012-10-29 Ian Lance Taylor <iant@google.com>
1628 * mmap.c (backtrace_vector_release): Make sure freed block is
1629 aligned on 8-byte boundary.
1631 2012-10-26 Ian Lance Taylor <iant@google.com>
1634 * posix.c (backtrace_open): Add does_not_exist parameter.
1635 * elf.c (phdr_callback): Do not warn if shared library could not
1637 * fileline.c (fileline_initialize): Update calls to
1639 * internal.h (backtrace_open): Update declaration.
1641 2012-10-26 Jack Howarth <howarth@bromo.med.uc.edu>
1644 * configure.ac: Check for _Unwind_GetIPInfo function declaration.
1645 * configure: Regenerate.
1647 2012-10-24 Ian Lance Taylor <iant@google.com>
1650 * configure.ac: Check whether -funwind-tables option works.
1651 * configure: Rebuild.
1653 2012-10-11 Ian Lance Taylor <iant@google.com>
1655 * configure.ac: Do not use dl_iterate_phdr on Solaris 10.
1656 * configure: Rebuild.
1658 2012-10-10 Ian Lance Taylor <iant@google.com>
1660 * elf.c: Rename all Elf typedefs to start with b_elf, and be all
1663 2012-10-10 Hans-Peter Nilsson <hp@bitrange.com>
1665 * elf.c (elf_add_syminfo_data): Add casts to avoid warning.
1667 2012-10-09 Ian Lance Taylor <iant@google.com>
1669 * dwarf.c (dwarf_fileline): Add cast to avoid warning.
1670 (backtrace_dwarf_add): Likewise.
1672 2012-10-09 Ian Lance Taylor <iant@google.com>
1674 Add support for tracing through shared libraries.
1675 * configure.ac: Check for link.h and dl_iterate_phdr.
1676 * elf.c: #include <link.h> if system has dl_iterate_phdr. #undef
1677 ELF macros before #defining them.
1678 (dl_phdr_info, dl_iterate_phdr): Define if system does not have
1680 (struct elf_syminfo_data): Add next field.
1681 (elf_initialize_syminfo): Initialize next field.
1682 (elf_add_syminfo_data): New static function.
1683 (elf_add): New static function, broken out of
1684 backtrace_initialize. Call backtrace_dwarf_add instead of
1685 backtrace_dwarf_initialize.
1686 (struct phdr_data): Define.
1687 (phdr_callback): New static function.
1688 (backtrace_initialize): Call elf_add.
1689 * dwarf.c (struct dwarf_data): Add next and base_address fields.
1690 (add_unit_addr): Add base_address parameter. Change all callers.
1691 (add_unit_ranges, build_address_map): Likewise.
1692 (add_line): Add ddata parameter. Change all callers.
1693 (read_line_program, add_function_range): Likewise.
1694 (dwarf_lookup_pc): New static function, broken out of
1696 (dwarf_fileline): Call dwarf_lookup_pc.
1697 (build_dwarf_data): New static function.
1698 (backtrace_dwarf_add): New function.
1699 (backtrace_dwarf_initialize): Remove.
1700 * internal.h (backtrace_dwarf_initialize): Don't declare.
1701 (backtrace_dwarf_add): Declare.
1702 * configure, config.h.in: Rebuild.
1704 2012-10-04 Gerald Pfeifer <gerald@pfeifer.com>
1706 * btest.c (f23): Avoid uninitialized variable warning.
1708 2012-10-04 Ian Lance Taylor <iant@google.com>
1710 * dwarf.c: If the system header files do not declare strnlen,
1711 provide our own version.
1713 2012-10-03 Ian Lance Taylor <iant@google.com>
1715 * dwarf.c (read_uleb128): Fix overflow test.
1716 (read_sleb128): Likewise.
1717 (build_address_map): Don't change unit_buf.start.
1719 2012-10-02 Uros Bizjak <ubizjak@gmail.com>
1722 * configure.ac (EXTRA_FLAGS): New.
1723 * Makefile.am (AM_FLAGS): Add $(EXTRA_FLAGS).
1724 * configure, Makefile.in: Regenerate.
1726 2012-09-29 Ian Lance Taylor <iant@google.com>
1729 * fileline.c (fileline_initialize): Pass errnum as -1 when
1730 reporting that we could not read executable information after a
1733 2012-09-27 Ian Lance Taylor <iant@google.com>
1736 * configure.ac: Add no-dependencies to AM_INIT_AUTOMAKE.
1737 * Makefile.am: Add dependencies for all objects.
1738 * configure, aclocal.m4, Makefile.in: Rebuild.
1740 2012-09-27 Ian Lance Taylor <iant@google.com>
1743 * elf.c (backtrace_initialize): Set *fileln_fn, not
1746 2012-09-19 Ian Lance Taylor <iant@google.com>
1748 * configure.ac: Only use GCC_CHECK_UNWIND_GETIPINFO when compiled
1749 as a target library.
1750 * configure: Rebuild.
1752 2012-09-19 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1753 Ian Lance Taylor <iant@google.com>
1755 * configure.ac (GCC_HEADER_STDINT): Invoke.
1756 * backtrace.h: If we can't find <stdint.h>, use "gstdint.h".
1757 * btest.c: Don't include <stdint.h>.
1758 * dwarf.c: Likewise.
1759 * configure, aclocal.m4, Makefile.in, config.h.in: Rebuild.
1761 2012-09-18 Ian Lance Taylor <iant@google.com>
1764 * Makefile.am (AM_CPPFLAGS): Define.
1765 (AM_CFLAGS): Remove -I options.
1766 * Makefile.in: Rebuild.
1768 2012-09-18 Ian Lance Taylor <iant@google.com>
1770 * posix.c (O_BINARY): Define if not defined.
1771 (backtrace_open): Pass O_BINARY to open. Only call fcntl if
1772 HAVE_FCNTL is defined.
1773 * configure.ac: Test for the fcntl function.
1774 * configure, config.h.in: Rebuild.
1776 2012-09-18 Ian Lance Taylor <iant@google.com>
1778 * btest.c (test1, test2, test3, test4): Add the unused attribute.
1780 2012-09-18 Ian Lance Taylor <iant@google.com>
1782 * dwarf.c: Correct test of HAVE_DECL_STRNLEN.
1784 2012-09-18 Ian Lance Taylor <iant@google.com>
1786 * configure.ac: Add AC_USE_SYSTEM_EXTENSIONS.
1787 * mmapio.c: Don't define _GNU_SOURCE.
1788 * configure, config.h.in: Rebuild.
1790 2012-09-18 Ian Lance Taylor <iant@google.com>
1792 * configure.ac: Check whether strnlen is declared.
1793 * dwarf.c: Declare strnlen if not declared.
1794 * configure, config.h.in: Rebuild.
1796 2012-09-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1798 * fileline.c: Include <stdlib.h>.
1801 2012-09-17 Ian Lance Taylor <iant@google.com>
1804 * nounwind.c (backtrace_full): Rename from backtrace. Add state
1807 2012-09-17 Gerald Pfeifer <gerald@pfeifer.com>
1810 * nounwind.c (backtrace_simple): Add state parameter.
1812 2012-09-17 Ian Lance Taylor <iant@google.com>
1815 * unknown.c (unknown_fileline): Add state parameter, remove
1816 fileline_data parameter, name error_callback parameter.
1817 (backtrace_initialize): Add state parameter.
1819 2012-09-17 Ian Lance Taylor <iant@google.com>
1821 * Initial implementation.
1823 Copyright (C) 2012-2022 Free Software Foundation, Inc.
1825 Copying and distribution of this file, with or without modification,
1826 are permitted in any medium without royalty provided the copyright
1827 notice and this notice are preserved.