1 2022-07-08 Ian Lance Taylor <iant@golang.org>
3 * configure.ac: Check for sys/link.h. Use either link.h or
4 sys/link.h when checking for dl_iterate_phdr.
5 * elf.c: Include sys/link.h if available.
6 * configure, config.h.in: Regenerate.
8 2022-07-07 Ian Lance Taylor <iant@golang.org>
10 * macho.c (backtrace_initialize) [HAVE_MACH_O_DYLD_H]: Don't exit
11 loop if we can't find debug info for one shared library.
13 2022-07-07 Ian Lance Taylor <iant@golang.org>
15 * Makefile.am (MAKETESTS): New variable split out of TESTS.
16 (CLEANFILES): Replace TESTS with BUILDTESTS and MAKETESTS.
17 * Makefile.in: Regenerate.
19 2022-06-27 Ian Lance Taylor <iant@golang.org>
21 * configure.ac: Use grep instead of fgrep.
22 * configure, Makefile.in: Regenerate.
24 2022-05-28 Ian Lance Taylor <iant@golang.org>
26 PR libbacktrace/105721
29 2022-04-05 Ian Lance Taylor <iant@golang.org>
31 * elf.c (elf_zlib_inflate): Don't skip initial aligned byte in
34 2022-02-17 Ian Lance Taylor <iant@golang.org>
36 * dwarf.c (find_address_ranges): Handle skeleton units.
37 (read_function_entry): Likewise.
39 2022-02-16 Ian Lance Taylor <iant@golang.org>
41 * dwarf.c (build_address_map): Initialize DWARF 5 fields of unit.
43 2022-02-03 David Seifert <soap@gentoo.org>
44 Jakub Jelinek <jakub@redhat.com>
46 * configure.ac: Support --disable-werror.
47 * configure: Regenerate.
49 2021-12-28 Francois-Xavier Coudert <fxcoudert@gmail.com>
51 PR libbacktrace/103822
52 * Makefile.am: Fix newline.
53 * Makefile.in: Regenerate.
55 2021-11-12 Martin Liska <mliska@suse.cz>
57 PR libbacktrace/103167
58 * elf.c (elf_uncompress_lzma_block): Cast to unsigned int.
59 (elf_uncompress_lzma): Likewise.
60 * xztest.c (test_samples): memcpy only if v > 0.
62 2021-10-22 Martin Liska <mliska@suse.cz>
65 * btest.c (MIN_DESCRIPTOR): New.
66 (MAX_DESCRIPTOR): Likewise.
67 (check_available_files): Likewise.
68 (check_open_files): Check only file descriptors that
69 were not available at the entry.
70 (main): Call check_available_files.
72 2021-08-13 Sergei Trofimovich <siarheit@google.com>
74 * install-debuginfo-for-buildid.sh.in: Force non-localized readelf
77 2021-06-28 Clément Chigot <clement.chigot@atos.net>
79 * xcoff.c (SSUBTYP_DWRNGES): New define.
80 (xcoff_add): Use correct XCOFF DWARF section subtype
81 for DEBUG_RANGES. Remove lineoff workaround.
83 (xcoff_initialize_syminfo): Adapt to new base_address.
84 (xcoff_lookup_pc): Likewise.
85 (xcoff_initialize_fileline): Likewise.
87 2021-05-03 H.J. Lu <hjl.tools@gmail.com>
90 * configure: Regenerated.
92 2021-03-03 Ian Lance Taylor <iant@golang.org>
94 * dwarf.c (read_line_program): Don't special case file 0.
95 (read_function_entry): Likewise.
97 2021-03-02 Ian Lance Taylor <iant@golang.org>
100 * dwarf.c (dwarf_buf_error): Add errnum parameter. Change all
102 * backtrace.h: Update backtrace_error_callback comment.
104 2021-02-12 Ian Lance Taylor <iant@golang.org>
106 * configure.ac: Check for objcopy --add-gnu-debuglink by using
108 * configure: Regenerate
110 2021-01-18 Ian Lance Taylor <iant@golang.org>
112 * Makefile.am (%_dwz): If dwz fails, use uncompressed debug info.
113 * Makefile.in: Regenerate.
114 * configure: Regenerate.
116 2021-01-18 Ian Lance Taylor <iant@golang.org>
119 * dwarf.c (read_v2_paths): Allocate zero entry for dirs and
121 (read_line_program): Remove parameter u, change caller. Don't
122 subtract one from dirs and filenames index.
123 (read_function_entry): Don't subtract one from filenames index.
125 2021-01-05 Samuel Thibault <samuel.thibault@ens-lyon.org>
127 * configure: Re-generate.
129 2020-12-05 Iain Sandoe <iain@sandoe.co.uk>
132 * configure: Regenerate.
134 2020-12-02 Ian Lance Taylor <iant@golang.org>
136 * dwarf.c (resolve_string): Use > rather than >= to check whether
137 string index extends past buffer.
138 (resolve_addr_index): Similarly for address index.
140 2020-11-29 John David Anglin <danglin@gcc.gnu.org>
142 * configure: Regenerate.
144 2020-10-20 Ian Lance Taylor <iant@golang.org>
146 * internal.h (ATTRIBUTE_FALLTHROUGH): Define.
147 * elf.c (elf_zlib_inflate): Use ATTRIBUTE_FALLTHROUGH.
149 2020-09-28 Ian Lance Taylor <iant@golang.org>
151 PR libbacktrace/97082
152 * Makefile.am (check_DATA): Add mtest.dSYM if USE_DSYMUTIL.
153 * Makefile.in: Regenerate.
155 2020-09-28 Ian Lance Taylor <iant@golang.org>
157 PR libbacktrace/97227
158 * configure.ac (USE_DSYMUTIL): Define instead of HAVE_DSYMUTIL.
159 * Makefile.am: Change all uses of HAVE_DSYMUTIL to USE_DSYMUTIL.
160 * configure: Regenerate.
161 * Makefile.in: Regenerate.
163 2020-09-23 Ian Lance Taylor <iant@golang.org>
165 * dwarf.c (report_inlined_functions): Handle PC == -1 and PC ==
167 (dwarf_lookup_pc): Likewise.
169 2020-09-17 Ian Lance Taylor <iant@golang.org>
171 PR libbacktrace/97080
172 * fileline.c (backtrace_syminfo_to_full_callback): New function.
173 (backtrace_syminfo_to_full_error_callback): New function.
174 * elf.c (elf_nodebug): Call syminfo_fn if possible.
175 * internal.h (struct backtrace_call_full): Define.
176 (backtrace_syminfo_to_full_callback): Declare.
177 (backtrace_syminfo_to_full_error_callback): Declare.
178 * mtest.c (f3): Only check all[i] if data.index permits.
180 2020-09-16 Iain Sandoe <iain@sandoe.co.uk>
182 * macho.c (MACH_O_CPU_TYPE_PPC): New.
183 (MACH_O_CPU_TYPE_PPC64): New.
184 Add compile-tests for powerpc to the Mach-O variants.
186 2020-09-14 Ian Lance Taylor <iant@golang.org>
188 PR libbacktrace/93608
189 Add support for MiniDebugInfo.
190 * elf.c (struct elf_view): Define. Replace most uses of
191 backtrace_view with elf_view.
192 (elf_get_view): New static functions. Replace most calls of
193 backtrace_get_view with elf_get_view.
194 (elf_release_view): New static functions. Replace most calls of
195 backtrace_release_view with elf_release_view.
196 (elf_uncompress_failed): Rename from elf_zlib_failed. Change all
198 (LZMA_STATES, LZMA_POS_STATES, LZMA_DIST_STATES): Define.
199 (LZMA_DIST_SLOTS, LZMA_DIST_MODEL_START): Define.
200 (LZMA_DIST_MODEL_END, LZMA_FULL_DISTANCES): Define.
201 (LZMA_ALIGN_SIZE, LZMA_LEN_LOW_SYMBOLS): Define.
202 (LZMA_LEN_MID_SYMBOLS, LZMA_LEN_HIGH_SYMBOLS): Define.
203 (LZMA_LITERAL_CODERS_MAX, LZMA_LITERAL_CODER_SIZE): Define.
204 (LZMA_PROB_IS_MATCH_LEN, LZMA_PROB_IS_REP_LEN): Define.
205 (LZMA_PROB_IS_REP0_LEN, LZMA_PROB_IS_REP1_LEN): Define.
206 (LZMA_PROB_IS_REP2_LEN, LZMA_PROB_IS_REP0_LONG_LEN): Define.
207 (LZMA_PROB_DIST_SLOT_LEN, LZMA_PROB_DIST_SPECIAL_LEN): Define.
208 (LZMA_PROB_DIST_ALIGN_LEN): Define.
209 (LZMA_PROB_MATCH_LEN_CHOICE_LEN): Define.
210 (LZMA_PROB_MATCH_LEN_CHOICE2_LEN): Define.
211 (LZMA_PROB_MATCH_LEN_LOW_LEN): Define.
212 (LZMA_PROB_MATCH_LEN_MID_LEN): Define.
213 (LZMA_PROB_MATCH_LEN_HIGH_LEN): Define.
214 (LZMA_PROB_REP_LEN_CHOICE_LEN): Define.
215 (LZMA_PROB_REP_LEN_CHOICE2_LEN): Define.
216 (LZMA_PROB_REP_LEN_LOW_LEN): Define.
217 (LZMA_PROB_REP_LEN_MID_LEN): Define.
218 (LZMA_PROB_REP_LEN_HIGH_LEN): Define.
219 (LZMA_PROB_LITERAL_LEN): Define.
220 (LZMA_PROB_IS_MATCH_OFFSET, LZMA_PROB_IS_REP_OFFSET): Define.
221 (LZMA_PROB_IS_REP0_OFFSET, LZMA_PROB_IS_REP1_OFFSET): Define.
222 (LZMA_PROB_IS_REP2_OFFSET): Define.
223 (LZMA_PROB_IS_REP0_LONG_OFFSET): Define.
224 (LZMA_PROB_DIST_SLOT_OFFSET): Define.
225 (LZMA_PROB_DIST_SPECIAL_OFFSET): Define.
226 (LZMA_PROB_DIST_ALIGN_OFFSET): Define.
227 (LZMA_PROB_MATCH_LEN_CHOICE_OFFSET): Define.
228 (LZMA_PROB_MATCH_LEN_CHOICE2_OFFSET): Define.
229 (LZMA_PROB_MATCH_LEN_LOW_OFFSET): Define.
230 (LZMA_PROB_MATCH_LEN_MID_OFFSET): Define.
231 (LZMA_PROB_MATCH_LEN_HIGH_OFFSET): Define.
232 (LZMA_PROB_REP_LEN_CHOICE_OFFSET): Define.
233 (LZMA_PROB_REP_LEN_CHOICE2_OFFSET): Define.
234 (LZMA_PROB_REP_LEN_LOW_OFFSET): Define.
235 (LZMA_PROB_REP_LEN_MID_OFFSET): Define.
236 (LZMA_PROB_REP_LEN_HIGH_OFFSET): Define.
237 (LZMA_PROB_LITERAL_OFFSET): Define.
238 (LZMA_PROB_TOTAL_COUNT): Define.
239 (LZMA_IS_MATCH, LZMA_IS_REP, LZMA_IS_REP0): Define.
240 (LZMA_IS_REP1, LZMA_IS_REP2, LZMA_IS_REP0_LONG): Define.
241 (LZMA_DIST_SLOT, LZMA_DIST_SPECIAL, LZMA_DIST_ALIGN): Define.
242 (LZMA_MATCH_LEN_CHOICE, LZMA_MATCH_LEN_CHOICE2): Define.
243 (LZMA_MATCH_LEN_LOW, LZMA_MATCH_LEN_MID): Define.
244 (LZMA_MATCH_LEN_HIGH, LZMA_REP_LEN_CHOICE): Define.
245 (LZMA_REP_LEN_CHOICE2, LZMA_REP_LEN_LOW): Define.
246 (LZMA_REP_LEN_MID, LZMA_REP_LEN_HIGH, LZMA_LITERAL): Define.
247 (elf_lzma_varint): New static function.
248 (elf_lzma_range_normalize): New static function.
249 (elf_lzma_bit, elf_lzma_integer): New static functions.
250 (elf_lzma_reverse_integer): New static function.
251 (elf_lzma_len, elf_uncompress_lzma_block): New static functions.
252 (elf_uncompress_lzma): New static function.
253 (backtrace_uncompress_lzma): New function.
254 (elf_add): Add memory and memory_size parameters. Change all
255 callers. Look for .gnu_debugdata section, and, if found,
256 decompress it and use it for symbols and debug info. Permit the
257 descriptor parameter to be -1.
258 * internal.h (backtrace_uncompress_lzma): Declare.
260 * xztest.c: New file.
261 * configure.ac: Check for nm, xz, and comm programs. Check for
263 (HAVE_MINIDEBUG): Define.
264 * Makefile.am (mtest_SOURCES): Define.
265 (mtest_CFLAGS, mtest_LDADD): Define.
266 (TESTS): Add mtest_minidebug if HAVE_MINIDEBUG.
267 (%_minidebug): New pattern rule, if HAVE_MINIDEBUG.
268 (xztest_SOURCES, xztest_CFLAGS, xztest_LDADD): Define.
269 (xztest_alloc_SOURCES, xztest_alloc_CFLAGS): Define
270 (xztest_alloc_LDADD): Define.
271 (BUILDTESTS): Add mtest, xztest, xztest_alloc.
272 (CLEANFILES): Add files created by minidebug pattern.
273 (btest.lo): Correct INCDIR reference.
274 (mtest.lo, xztest.lo, ztest.lo): New targets.
275 * configure: Regenerate.
276 * config.h.in: Regenerate.
277 * Makefile.in: Regenerate.
279 2020-09-09 Ian Lance Taylor <iant@golang.org>
281 * pecoff.c (coff_initialize_syminfo): Add is_64 parameter.
282 (coff_add): Determine and pass is_64.
284 2020-09-09 Ian Lance Taylor <iant@golang.org>
286 PR libbacktrace/96973
287 * fileline.c (macho_get_executable_path): New static function.
288 (fileline_initialize): Call macho_get_executable_path.
290 2020-09-09 Ian Lance Taylor <iant@golang.org>
292 * dwarf.c (function_addrs_search): Compare against the next entry
293 low address, not the high address.
294 (unit_addrs_search): Likewise.
295 (build_address_map): Add a trailing unit_addrs.
296 (read_function_entry): Add a trailing function_addrs.
297 (read_function_info): Likewise.
298 (report_inlined_functions): Search backward for function_addrs
300 (dwarf_lookup_pc): Search backward for unit_addrs and
301 function_addrs matches.
303 2020-09-08 Ian Lance Taylor <iant@golang.org>
305 * simple.c (simple_unwind): Correct comment spelling.
307 2020-09-08 Ian Lance Taylor <iant@golang.org>
309 * macho.c (macho_add_dsym): Make space for '/' in dsym. Use
310 correct length when freeing diralc.
312 2020-09-08 Ian Lance Taylor <iant@golang.org>
314 PR libbacktrace/96973
315 * macho.c (macho_add_fat): Correctly swap 32-bit file offset.
317 2020-09-08 Ian Lance Taylor <iant@golang.org>
319 PR libbacktrace/96971
320 * filetype.awk: Only match magic number at start of line.
322 2020-08-24 Ian Lance Taylor <iant@golang.org>
324 * macho.c (MACH_O_MH_MAGIC_FAT_64): Define.
325 (MACH_O_MH_CIGAM_FAT_64): Define.
326 (struct macho_fat_arch_64): Define.
327 (macho_add_fat): Add and use is_64 parameter.
328 (macho_add): Recognize 64-bit fat files.
330 2020-07-30 H.J. Lu <hjl.tools@gmail.com>
333 * configure: Regenerated.
335 2020-07-08 Ian Lance Taylor <iant@golang.org>
337 * configure.ac: Test linker support for DWARF5
338 * configure: Regenerate
340 2020-05-29 H.J. Lu <hjl.tools@gmail.com>
343 * configure: Regenerated.
345 2020-05-15 H.J. Lu <hongjiu.lu@intel.com>
348 * configure: Regenerated.
350 2020-05-14 H.J. Lu <hongjiu.lu@intel.com>
352 * configure: Regenerated.
354 2020-05-13 Ian Lance Taylor <iant@golang.org>
356 * ztest.c (test_large): Mark state ATTRIBUTE_UNUSED.
358 2020-05-13 Ian Lance Taylor <iant@golang.org>
361 * posix.c (backtrace_open): Treat EACCESS like ENOENT.
363 2020-05-12 H.J. Lu <hongjiu.lu@intel.com>
365 * Makefile.am (AM_CFLAGS): Add $(CET_HOST_FLAGS).
366 * configure.ac: Add GCC_CET_HOST_FLAGS(CET_HOST_FLAGS) and
367 AC_SUBST(CET_HOST_FLAGS). Clear CET_HOST_FLAGS if jit isn't
369 * Makefile.in: Regenerated.
370 * configure: Likewise.
372 2020-05-11 Ian Lance Taylor <iant@golang.org>
374 PR libbacktrace/95012
375 * configure.ac: Check for getpagesize declaration.
376 * mmap.c: Declare getpagesize if necessary.
377 * mmapio.c: Likewise.
378 * configure: Regenerate.
379 * config.h.in: Regenerate.
380 * Makefile.in: Regenerate.
382 2020-05-09 Roland McGrath <mcgrathr@google.com>
384 * elf.c (elf_add): Bail early if there are no section headers at all.
386 2020-05-09 Ian Lance Taylor <iant@golang.org>
388 * elf.c (elf_add): Don't free strtab if an error occurs after
389 recording symbol information.
391 2020-05-09 Ian Lance Taylor <iant@golang.org>
393 PR libbacktrace/88745
395 * filetype.awk: Recognize Mach-O files.
396 * Makefile.am (FORMAT_FILES): Add macho.c.
397 (check_DATA): New variable. Set to .dSYM if HAVE_DSYMUTIL.
398 (%.dSYM): New pattern target.
399 (test_macho_SOURCES, test_macho_CFLAGS): New targets.
400 (test_macho_LDADD): New target.
401 (BUILDTESTS): Add test_macho.
402 (macho.lo): Add dependencies.
403 * configure.ac: Recognize macho file type. Check for
404 mach-o/dyld.h. Don't try to run objcopy if we don't find it.
405 Look for dsymutil and define a HAVE_DSYMUTIL conditional.
406 * Makefile.in: Regenerate.
407 * configure: Regenerate.
408 * config.h.in: Regenerate.
410 2020-05-09 Ian Lance Taylor <iant@golang.org>
412 * read.c (backtrace_get_view): Support short read.
414 2020-05-09 Ian Lance Taylor <iant@golang.org>
416 * elf.c (elf_add): If debug sections are very large or far apart,
417 read them individually rather than as a single view.
419 2020-05-08 Ian Lance Taylor <iant@golang.org>
421 * fileline.c (sysctl_exec_name): New static function.
422 (sysctl_exec_name1): New macro or static function.
423 (sysctl_exec_name2): Likewise.
424 (fileline_initialize): Try sysctl_exec_name[12].
425 * configure.ac: Check for sysctl args to fetch executable name.
426 * configure: Regenerate.
427 * config.h.in: Regenerate.
429 2020-02-15 Ian Lance Taylor <iant@golang.org>
431 * ztest.c (test_large): Update file to current libgo test file.
433 2020-02-03 Ian Lance Taylor <iant@golang.org>
435 * Makefile.am (libbacktrace_TEST_CFLAGS): Define.
436 (test_elf32_CFLAGS): Use $(libbacktrace_test_CFLAGS).
437 (test_elf_64_CFLAGS, test_xcoff_32_CFLAGS): Likewise.
438 (test_xcoff_64_CFLAGS, test_pecoff_CFLAGS): Likewise.
439 (test_unknown_CFLAGS, unittest_CFLAGS): Likewise.
440 (unittest_alloc_CFLAGS, allocfail_CFLAGS): Likewise.
441 (b2test_CFLAGS, b3test_CFLAGS, btest_CFLAGS): Likewise.
442 (btest_lto_CFLAGS, btest_alloc_CFLAGS, stest_CFLAGS): Likewise.
443 (stest_alloc_CFLAGS): Likewise.
444 * Makefile.in: Regenerate.
445 * ztest.c (error_callback_compress): Mark vdata unused.
446 (test_large): Add casts to avoid warnings.
448 2020-01-01 Jakub Jelinek <jakub@redhat.com>
450 Update copyright years.
452 2019-12-13 Ian Lance Taylor <iant@golang.org>
455 * dwarf.c (struct attr): Add val field.
456 (enum attr_val_encoding): Add ATTR_VAL_ADDDRESS_INDEX,
457 ATTR_VAL_STRING_INDEX, ATTR_VAL_RNGLISTS_INDEX.
458 (struct line_header): Add addrsize field.
459 (struct line_header_format): Define.
460 (struct unit): Add str_offsets_base, addr_base, and rnglists_base
462 (read_uint24): New static function.
463 (read_attribute): Add implicit_val parameter. Replace dwarf_str
464 and dwarf_str_size parameters with dwarf_sections parameter. Add
465 support for new DWARF 5 forms. Change all callers.
466 (resolve_string): New static function.
467 (resolve_addr_index): Likewise.
468 (read_abbrevs): Support DW_FORM_implicit_const.
469 (struct pcrange): Add lowpc_is_addr_index, highpc_is_addr_Index,
470 and ranges_is_index fields.
471 (update_pcrange): Support DWARF 5 encodings.
472 (add_high_low_range): New static function, split out of
474 (add_ranges_from_ranges): Likewise.
475 (add_ranges_from_rnglists): New static function.
476 (add_ranges): Just call new helper functions.
477 (find_address_ranges): Use resolve_string for strings, after
478 reading all attributes. Handle new DWARF 5 attributes.
479 (build_address_map): Support DWARF 5 compilation units.
480 (read_v2_paths): New static function, split out of
482 (read_lnct): New static function.
483 (read_line_header_format_entries): Likewise.
484 (read_line_header): Add ddata parameter. Support DWARF 5 line
485 headers. Call new helper functions. Change all callers.
486 (read_line_program): Use addrsize from line program header. Don't
487 special case directory index 0 for DWARF 5.
488 (read_referenced_name): Use resolve_string.
489 (read_function_entry): Handle DWARF 5 encodings. Use
491 * internal.h (enum dwarf_section): Add DEBUG_ADDR,
492 DEBUG_STR_OFFSETS, DEBUG_LINE_STR, DEBUG_RNGLISTS.
493 * elf.c (dwarf_section_names): Add new section names.
494 * pecoff.c (dwarf_section_names): Likewise.
495 * xcoff.c (xcoff_add): Clear dwarf_sections before setting
497 * configure.ac: Define HAVE_DWARF5 automake conditional.
498 * Makefile.am (dwarf5_SOURCES): New variable if HAVE_DWARF5.
499 (dwarf5_CFLAGS, dwarf5_LDADD): Likewise.
500 (dwarf5_alloc_SOURCES, dwarf5_alloc_CFLAGS): Likewise.
501 (dwarf5_alloc_LDADD): Likewise.
502 (BUILDTESTS): Add dwarf5 tests if HAVE_DWARF5.
503 (CLEANFILES, clean-local): Define.
505 2019-12-08 Ian Lance Taylor <iant@golang.org>
507 * dwarf.c (struct pcrange): Define.
508 (update_pcrange, add_ranges): New static functions.
509 (add_unit_addr): Change signature to work with add_ranges. Don't
510 add base_address here.
511 (add_unit_ranges): Remove.
512 (find_address_ranges): Replace str/ranges parameters with
513 dwarf_sections. Use update_pcrange and add_ranges. Change all
515 (add_function_range): Change signature to work with add_ranges.
516 Don't add base_address here.
517 (add_function_ranges): Remove.
518 (read_function_entry): Use update_pcrange and add_ranges.
520 2019-12-04 Ian Lance Taylor <iant@golang.org>
522 * edtest.c (test1): Add noclone attribute.
524 2019-12-04 Ian Lance Taylor <iant@golang.org>
526 * internal.h (enum dwarf_section): Define.
527 (struct dwarf_sections): Define.
528 (backtrace_dwarf_add): Update declaration to replace specific
529 section parameters with dwarf_sections parameter.
530 * dwarf.c (struct dwarf_data): Replace specific section fields
531 with dwarf_sections field.
532 (read_attribute): Use dwarf_sections with altlink.
533 (build_address_map): Replace specific section parameters with
534 dwarf_sections parameter. Change all callers.
535 (read_line_info): Use dwarf_sections with ddata.
536 (read_referenced_name): Likewise.
537 (add_function_ranges): Likewise.
538 (read_function_entry): Likewise.
539 (read_function_info): Likewise.
540 (build_dwarf_data): Replace specific section parameters with
541 dwarf_sections parameter. Change all callers.
542 (backtrace_dwarf_add): Likewise.
543 * elf.c (enum debug_section): Remove.
544 (dwarf_section_names): Remove .zdebug names.
545 (elf_add): Track zsections separately. Build dwarf_sections.
546 * pecoff.c (enum debug_section): Remove.
547 (struct debug_section_info): Remove data field.
548 (coff_add): Build dwarf_sections.
549 * xcoff.c (enum dwarf_section): Remove. Replace DWSECT_xxx
550 references with DEBUG_xxx references.
551 (xcoff_add): Build dwarf_sections.
553 2019-09-27 Maciej W. Rozycki <macro@wdc.com>
555 * configure: Regenerate.
557 2019-09-26 Ian Lance Taylor <iant@golang.org>
559 PR libbacktrace/91908
560 * pecoff.c (backtrace_initialize): Explicitly cast unchecked
561 __sync_bool_compare_and_swap to void.
562 * xcoff.c (backtrace_initialize): Likewise.
564 2019-09-03 Ulrich Weigand <uweigand@de.ibm.com>
566 * configure.ac: Remove references to spu.
567 * configure: Regenerate.
569 2019-05-24 Clement Chigot <clement.chigot@atos.net>
571 * Makefile.am (BUILDTESTS): Remove test_elf, add test_elf_32 and
573 * Makefile.in: Regenerate.
575 2019-05-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
577 * configure.ac (have_dl_iterate_phdr): Remove *-*-solaris2.10*
579 * configure: Regenerate.
581 2019-03-11 Ian Lance Taylor <iant@golang.org>
583 PR libbacktrace/89669
584 * Makefile.am (BUILDTESTS): Only add ztest and ztest_alloc if
586 * Makefile.in: Regenerate.
588 2019-02-26 Tom de Vries <tdevries@suse.de>
590 * btest.c (test5): Allow global.* as minimal symbol name for global.
592 2019-02-26 Tom de Vries <tdevries@suse.de>
594 * Makefile.am (TESTS): Only add b3test_dwz_buildid if HAVE_DWZ.
595 * Makefile.in: Regenerate.
597 2019-02-12 Tom de Vries <tdevries@suse.de>
599 PR libbacktrace/81983
600 * dwarf.c (dwarf_lookup_pc): Don't call bsearch if nmemb == 0.
602 2019-02-10 Tom de Vries <tdevries@suse.de>
604 * Makefile.am (BUILDTESTS): Add btest_lto.
605 * Makefile.in: Regenerate.
606 * btest.c (test1, f2, f3, test3, f22, f23): Declare with
607 __attribute__((noclone)).
609 2019-02-08 Tom de Vries <tdevries@suse.de>
611 * backtrace.c (backtrace_full): Declare with __attribute__((noinline)).
612 * print.c (backtrace_print): Same.
613 * simple.c (backtrace_simple): Same.
615 2019-02-08 Tom de Vries <tdevries@suse.de>
617 PR libbacktrace/78063
618 * dwarf.c (build_address_map): Keep all parsed units.
619 (read_referenced_name_from_attr): Handle DW_FORM_ref_addr.
621 2019-01-31 Tom de Vries <tdevries@suse.de>
623 PR libbacktrace/89136
624 * elf.c (elf_add): Read build-id if with_buildid_data. Fix
625 'debugaltlink_name_len =+ 1'.
627 2019-01-29 Tom de Vries <tdevries@suse.de>
629 * install-debuginfo-for-buildid.sh.in: New script.
630 * Makefile.am (check_PROGRAMS): Add b2test and b3test.
631 (TESTS): Add b2test_buildid and b3test_dwz_buildid.
632 * Makefile.in: Regenerate.
633 * configure.ac (HAVE_ELF): Set with AM_CONDITIONAL.
634 (READELF): Set with AC_CHECK_PROG.
635 (install-debuginfo-for-buildid.sh): Generate with AC_CONFIG_FILES.
636 * configure: Regenerate.
637 * elf.c (SYSTEM_BUILD_ID_DIR): Factor out of ...
638 (elf_open_debugfile_by_buildid): ... here.
640 2019-01-29 Tom de Vries <tdevries@suse.de>
642 * Makefile.am: Replace check_PROGRAMS with BUILDTESTS, except for
644 (TESTS): Don't add check_PROGRAMS. Add BUILDTESTS.
645 (check_PROGRAMS): Add BUILDTESTS.
646 * Makefile.in: Regenerate.
648 2019-01-28 Tom de Vries <tdevries@suse.de>
650 * Makefile.am (xcoff_%.c): Generate sed result into temporary file.
651 Use $< to access prerequisite.
652 * Makefile.in: Regenerate.
654 2019-01-25 Nathan Sidwell <nathan@acm.org>
656 * elf.c (elf_add): Pass "" filename to recursive call with
659 2019-01-25 Tom de Vries <tdevries@suse.de>
661 * elf.c (elf_add): When handling .gnu_debugaltlink, call elf_add with
663 * Makefile.am (TESTS): Add btest_dwz_gnudebuglink.
664 * Makefile.in: Regenerate.
666 2019-01-25 Tom de Vries <tdevries@suse.de>
668 * Makefile.am: Rewrite dtest rule into "%_gnudebuglink" pattern rule.
669 (TESTS): Rename dtest to btest_gnudebuglink.
670 * Makefile.in: Regenerate.
672 2019-01-23 Tom de Vries <tdevries@suse.de>
674 * dwarf.c (struct unit): Use size_t for low_offset/high_offset fields.
675 (units_search, find_unit): Use size_t for offset.
676 (build_address_map): Use size_t for unit_offset.
678 2019-01-20 Gerald Pfeifer <gerald@pfeifer.com>
680 * allocfail.c (main): Increase portability of printf statement.
682 2019-01-18 Ian Lance Taylor <iant@golang.org>
684 PR libbacktrace/88890
685 * mmapio.c (backtrace_get_view): Change size parameter to
686 uint64_t. Check that value fits in size_t.
687 * read.c (backtrace_get_view): Likewise.
688 * internal.h (backtrace_get_view): Update declaration.
689 * elf.c (elf_add): Pass shstrhdr->sh_size to backtrace_get_view.
691 2019-01-17 Tom de Vries <tdevries@suse.de>
693 PR libbacktrace/82857
694 * configure.ac (DWZ): Set with AC_CHECK_PROG.
695 (HAVE_DWZ): Set with AM_CONDITIONAL.
696 * configure: Regenerate.
697 * Makefile.am (TESTS): Add btest_dwz.
698 * Makefile.in: Regenerate.
700 2019-01-17 Tom de Vries <tdevries@suse.de>
702 PR libbacktrace/82857
703 * dwarf.c (enum attr_val_encoding): Add ATTR_VAL_REF_ALT_INFO.
704 (read_attribute): Handle DW_FORM_GNU_ref_alt using
705 ATTR_VAL_REF_ALT_INFO.
706 (read_referenced_name_from_attr): Handle DW_FORM_GNU_ref_alt.
708 2019-01-17 Tom de Vries <tdevries@suse.de>
710 * dwarf.c (struct unit): Add low_offset and high_offset fields.
711 (struct unit_vector): New type.
712 (struct dwarf_data): Add units and units_counts fields.
713 (find_unit): New function.
714 (find_address_ranges): Add and handle unit_tag parameter.
715 (build_address_map): Add and handle units_vec parameter.
716 (build_dwarf_data): Pass units_vec to build_address_map. Store resulting
719 2019-01-17 Tom de Vries <tdevries@suse.de>
721 PR libbacktrace/82857
722 * dwarf.c (read_attribute): Handle DW_FORM_GNU_strp_alt
725 2019-01-17 Tom de Vries <tdevries@suse.de>
727 * dwarf.c (enum attr_val_encoding): Add ATTR_VAL_NONE.
728 (read_attribute): Add altlink parameter. Handle missing altlink for
729 DW_FORM_GNU_strp_alt and DW_FORM_GNU_ref_alt.
730 (find_address_ranges, build_address_map, build_dwarf_data): Add and
731 handle altlink parameter.
732 (read_referenced_name, read_function_entry): Add argument to
735 2019-01-17 Tom de Vries <tdevries@suse.de>
737 * dwarf.c (struct dwarf_data): Add altlink field.
738 (backtrace_dwarf_add): Add and handle fileline_altlink parameter.
739 * elf.c (elf_add): Add argument to backtrace_dwarf_add call.
740 (phdr_callback, backtrace_initialize): Add argument to elf_add calls.
741 * internal.h (backtrace_dwarf_add): Add fileline_altlink parameter.
742 * pecoff.c (coff_add): Add argument to backtrace_dwarf_add call.
743 * xcoff.c (xcoff_add): Same.
745 2019-01-17 Tom de Vries <tdevries@suse.de>
747 * internal.h (backtrace_dwarf_add): Add fileline_entry parameter.
748 * dwarf.c (backtrace_dwarf_add): Add and handle fileline_entry parameter.
749 * elf.c (elf_add): Add and handle fileline_entry parameter. Add
750 argument to backtrace_dwarf_add call.
751 (phdr_callback, backtrace_initialize): Add argument to elf_add calls.
752 * pecoff.c (coff_add): Add argument to backtrace_dwarf_add call.
753 * xcoff.c (xcoff_add): Same.
755 2019-01-17 Tom de Vries <tdevries@suse.de>
757 * elf.c (elf_add): Add and handle with_buildid_data and
758 with_buildid_size parameters. Handle .gnu_debugaltlink section.
759 (phdr_callback, backtrace_initialize): Add arguments to elf_add calls.
761 2019-01-16 Tom de Vries <tdevries@suse.de>
763 * dwarf.c (read_referenced_name_from_attr): New function. Factor out
765 (read_referenced_name): ... here, and ...
766 (read_function_entry): ... here.
768 2019-01-16 Tom de Vries <tdevries@suse.de>
770 * dwarf.c (read_referenced_name): Don't allow DW_AT_name to override any
772 (read_function_entry): Same. Don't allow name found via
773 DW_AT_abstract_origin or case DW_AT_specification to override linkage
776 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
780 * backtrace.h: Mechanically replace "can not" with "cannot".
782 2019-01-01 Jakub Jelinek <jakub@redhat.com>
784 Update copyright years.
786 2018-12-29 Gerald Pfeifer <gerald@pfeifer.com>
788 * Makefile.am (xcoff_%.c): Use an actual newline instead of \n
790 * Makefile.in: Regenerate.
792 2018-12-28 Tom de Vries <tdevries@suse.de>
794 * dwarf.c (build_address_map): Reuse unused units.
796 2018-12-28 Tom de Vries <tdevries@suse.de>
798 * dwarf.c (build_address_map): Simplify by removing local variable
801 2018-12-28 Ian Lance Taylor <iant@golang.org>
802 Tom de Vries <tdevries@suse.de>
804 PR libbacktrace/88063
805 * dwarf.c (free_unit_addrs_vector): Remove.
806 (build_address_map): Keep track of allocated units in vector. Free
807 allocated units and corresponding abbrevs upon failure. Remove now
808 redundant call to free_unit_addrs_vector. Free addrs vector upon
809 failure. Free allocated unit vector.
811 2018-12-28 Tom de Vries <tdevries@suse.de>
813 * dwarf.c (build_address_map): Free addrs vector upon failure.
815 2018-12-14 Tom de Vries <tdevries@suse.de>
818 * allocfail.sh: Remove "set -o pipefail".
820 2018-12-12 Tom de Vries <tdevries@suse.de>
822 * Makefile.am (TESTS): Add allocfail.sh.
823 (check_PROGRAMS): Add allocfail.
824 * Makefile.in: Regenerate.
825 * instrumented_alloc.c: New file. Redefine malloc and realloc.
827 * allocfail.c: New file.
828 * allocfail.sh: New file.
830 2018-11-30 Tom de Vries <tdevries@suse.de>
832 * Makefile.am (check_PROGRAMS): Add test_elf, test_xcoff_32,
833 test_xcoff_64, test_pecoff and test_unknown.
834 * Makefile.in: Regenerate.
835 * test_format.c: New file.
837 2018-11-30 Tom de Vries <tdevries@suse.de>
839 * Makefile.am : Add _with_alloc version for each test in
841 * Makefile.in: Regenerate.
843 2018-11-30 Tom de Vries <tdevries@suse.de>
845 * internal.h (backtrace_vector_free): New static inline fuction,
847 * dwarf.c (read_line_info): ... here.
849 2018-11-28 Tom de Vries <tdevries@suse.de>
851 * dwarf.c (read_abbrevs): Fix handling of abbrevs->abbrevs allocation
854 2018-11-27 Tom de Vries <tdevries@suse.de>
856 * mmap.c (backtrace_vector_release): Same.
857 * unittest.c (test1): Add check.
859 2018-11-27 Tom de Vries <tdevries@suse.de>
861 * alloc.c (backtrace_vector_release): Handle vec->size == 0 using free
863 * Makefile.am (check_PROGRAMS): Add unittest.
864 * Makefile.in: Regenerate.
865 * unittest.c: New file.
867 2018-11-22 Tom de Vries <tdevries@suse.de>
869 * dwarf.c (read_initial_length): Factor out of ...
870 (build_address_map, read_line_info): ... here.
872 2018-11-21 Tom de Vries <tdevries@suse.de>
874 * dwarf.c (read_string): Factor out of ...
875 (read_attribute, read_line_header, read_line_program): ... here.
877 2018-10-31 Joseph Myers <joseph@codesourcery.com>
880 * Makefile.am: Include multilib.am.
881 * configure.ac: Remove AC_PREREQ. Use AC_LANG_SOURCE.
882 * Makefile.in, aclocal.m4, config.h.in, configure: Regenerate.
884 2018-10-05 Ian Lance Taylor <iant@golang.org>
886 PR libbacktrace/87529
887 * backtrace.h: Document that backtrace_create_state should be
890 2018-08-05 Iain Buclaw <ibuclaw@gdcproject.org>
892 * configure.ac: Move define of HAVE_ZLIB into check for -lz.
893 * Makefile.in: Regenerate.
894 * config.h.in: Likewise.
895 * configure: Likewise.
897 2018-08-01 Tony Reix <tony.reix@atos.net>
899 * xcoff.c (struct xcoff_line, struct xcoff_line_vector): Remove.
900 (struct xcoff_func, struct xcoff_func_vector): New structs.
901 (xcoff_syminfo): Drop leading dot from symbol name.
902 (xcoff_line_compare, xcoff_line_search): Remove.
903 (xcoff_func_compare, xcoff_func_search): New static functions.
904 (xcoff_lookup_pc): Search function table.
905 (xcoff_add_line, xcoff_process_linenos): Remove.
906 (xcoff_initialize_fileline): Build function table.
908 2018-06-21 Denis Khalikov <d.khalikov@partner.samsung.com>
911 * elf.c (elf_add): Increase ".note.gnu.build-id" section size
912 checking up to 36 bytes.
914 2018-04-24 H.J. Lu <hongjiu.lu@intel.com>
916 * configure: Regenerated.
918 2018-04-19 Jakub Jelinek <jakub@redhat.com>
920 * configure: Regenerated.
922 2018-04-17 Ian Lance Taylor <iant@golang.org>
924 * backtrace.c: Revert last two changes. Don't call mmap
927 2018-04-17 Ian Lance Taylor <iant@golang.org>
929 * backtrace.c: Include backtrace-supported.h before checking
930 BACKTRACE_USES_MALLOC.
932 2018-04-17 Ian Lance Taylor <iant@golang.org>
934 * backtrace.c (backtrace_full): When testing whether we can
935 allocate memory, call mmap directly, and munmap the memory.
937 2018-04-04 Jakub Jelinek <jakub@redhat.com>
940 * elf.c (elf_zlib_fetch): Fix up predefined macro names in test for
941 big endian, only use 32-bit loads if endianity macros are predefined
942 and indicate big or little endian.
944 2018-02-14 Igor Tsimbalist <igor.v.tsimbalist@intel.com>
947 * configure: Regenerate.
949 2018-02-15 Jakub Jelinek <jakub@redhat.com>
952 * elf.c (SHT_PROGBITS): Undefine and define.
954 2018-02-14 Jakub Jelinek <jakub@redhat.com>
957 * elf.c (EM_PPC64, EF_PPC64_ABI): Undefine and define.
958 (struct elf_ppc64_opd_data): New type.
959 (elf_initialize_syminfo): Add opd argument, handle symbols
960 pointing into the PowerPC64 ELFv1 .opd section.
961 (elf_add): Read .opd section on PowerPC64 ELFv1, pass pointer
962 to structure with .opd data to elf_initialize_syminfo.
964 2018-01-31 Ian Lance Taylor <iant@golang.org>
966 * elf.c (elf_add): Close descriptor if we use a debugfile.
967 * btest.c (check_open_files): New static function.
968 (main): Call check_open_files.
970 2018-01-25 Ian Lance Taylor <iant@golang.org>
972 * elf.c (elf_open_debugfile_by_debuglink): Don't check CRC if the
974 (elf_add): Don't clear *found_sym and *found_dwarf if debuginfo.
976 2018-01-25 Ian Lance Taylor <iant@golang.org>
978 * pecoff.c (coff_add): Only release syms_view if it is valid.
980 2018-01-25 Ian Lance Taylor <iant@golang.org>
982 * pecoff.c (coff_add): Another memcpy -> coff_read4 fix.
984 2018-01-24 Ian Lance Taylor <iant@golang.org>
986 * pecoff.c (coff_add): Use coff_read4, not memcpy.
988 2018-01-24 Ian Lance Taylor <iant@golang.org>
991 * mmap.c (backtrace_free_locked): Don't put more than 16 entries
994 2018-01-19 Tony Reix <tony.reix@atos.net>
996 * xcoff.c (xcoff_incl_compare): New function.
997 (xcoff_incl_search): New function.
998 (xcoff_process_linenos): Use bsearch to find include file.
999 (xcoff_initialize_fileline): Sort include file information.
1001 2018-01-16 Ian Lance Taylor <iant@golang.org>
1003 * elf.c (codes) [GENERATE_FIXED_HUFFMAN_TABLE]: Fix size to be
1005 (main) [GENERATE_FIXED_HUFFMAN_TABLE]: Pass 288 to
1006 elf_zlib_inflate_table. Generate elf_zlib_default_dist_table.
1007 (elf_zlib_default_table): Update.
1008 (elf_zlib_default_dist_table): New static array.
1009 (elf_zlib_inflate): Use elf_zlib_default_dist_table for dist table
1011 * ztest.c (struct zlib_test): Add uncompressed_len.
1012 (tests): Initialize uncompressed_len field. Add new test case.
1013 (test_samples): Use uncompressed_len field.
1015 2018-01-03 Jakub Jelinek <jakub@redhat.com>
1017 Update copyright years.
1019 2017-11-17 Igor Tsimbalist <igor.v.tsimbalist@intel.com>
1021 * configure.ac: Add CET_FLAGS to EXTRA_FLAGS.
1022 * aclocal.m4: Regenerate.
1023 * Makefile.in: Likewise.
1024 * configure: Likewise.
1026 2017-10-06 Ian Lance Taylor <iant@golang.org>
1028 * ztest.c (test_large): Pass unsigned long *, not size_t *, to
1029 zlib uncompress function.
1031 2017-10-05 Ian Lance Taylor <iant@golang.org>
1033 * elf.c (elf_zlib_fetch): Change pval argument to uint64_t *.
1034 Read a four byte integer.
1035 (elf_zlib_inflate): Change val to uint64_t. Align pin to a 32-bit
1036 boundary before ever calling elf_zlib_fetch.
1037 * ztest.c (test_large): Simplify print statements a bit.
1039 2017-10-02 Ian Lance Taylor <iant@golang.org>
1041 * ztest.c: #include <errno.h>.
1042 (TEST_TIMING): Don't define, don't test.
1043 (xclock_gettime, xclockid_t): Define if !HAVE_CLOCK_GETTIME.
1044 (clockid_t, clock_gettime, CLOCK_REALTIME): Likewise.
1045 (ZLIB_CLOCK_GETTIME_ARG): Define.
1046 * configure.ac: Change clock_gettime_link to CLOCK_GETTIME_LINK.
1047 * Makefile.am: Likewise.
1048 * configure, Makefile.in: Rebuild.
1050 2017-10-02 Thomas Schwinge <thomas@codesourcery.com>
1053 * Makefile.am: Append the content of clock_gettime_link to
1055 * configure.ac: Test for the case that clock_gettime is in librt.
1056 * Makefile.in: Regenerate.
1057 * configure: Likewise.
1060 * configure.ac: Check for clock_gettime.
1061 * config.h.in: Regenerate.
1062 * configure: Likewise.
1063 * ztest.c (average_time, test_large): Conditionalize test timing
1064 on clock_gettime availability.
1066 2017-09-29 Tony Reix <tony.reix@atos.net>
1068 * xcoff.c: Initial support for DWARF debug sections in XCOFF.
1069 (STYP_DWARF, SSUBTYP_DW*): Define.
1070 (enum dwarf_section): Define.
1071 (struct dwsect_info): Define.
1072 (xcoff_add): Look for DWARF sections, pass them to
1073 backtrace_dwarf_add.
1075 2017-09-28 Ian Lance Taylor <iant@golang.org>
1078 * elf.c (__builtin_prefetch): Define if not __GNUC__.
1080 (SHF_UNCOMPRESSED, ELFCOMPRESS_ZLIB): Define.
1081 (b_elf_chdr): Define type.
1082 (enum debug_section): Add ZDEBUG_xxx values.
1083 (debug_section_names): Add names for new sections.
1084 (struct debug_section_info): Add compressed field.
1085 (elf_zlib_failed, elf_zlib_fetch): New static functions.
1086 (HUFFMAN_TABLE_SIZE, HUFFMAN_VALUE_MASK): Define.
1087 (HUFFMAN_BITS_SHIFT, HUFFMAN_BITS_MASK): Define.
1088 (HUFFMAN_SECONDARY_SHIFT): Define.
1089 (ZDEBUG_TABLE_SIZE): Define.
1090 (ZDEBUG_TABLE_CODELEN_OFFSET, ZDEBUG_TABLE_WORK_OFFSET): Define.
1091 (final_next_secondary): New static variable if
1092 BACKTRACE_GENERATE_FIXED_HUFFMAN_TABLE.
1093 (elf_zlib_inflate_table): New static function.
1094 (BACKTRACE_GENERATE_FIXED_HUFFMAN_TABLE): If define, define main
1095 function to produce fixed Huffman table.
1096 (elf_zlib_default_table): New static variable.
1097 (elf_zlib_inflate): New static function.
1098 (elf_zlib_verify_checksum): Likewise.
1099 (elf_zlib_inflate_and_verify): Likewise.
1100 (elf_uncompress_zdebug): Likewise.
1101 (elf_uncompress_chdr): Likewise.
1102 (backtrace_uncompress_zdebug): New extern function.
1103 (elf_add): Look for .zdebug sections and SHF_COMPRESSED debug
1104 sections, and uncompress them.
1105 * internal.h (backtrace_compress_zdebug): Declare.
1106 * ztest.c: New file.
1107 * configure.ac: Check for -lz and check whether the linker
1108 supports --compress-debug-sections.
1109 * Makefile.am (ztest_SOURCES): New variable.
1110 (ztest_CFLAGS, ztest_LDADD): New variables.
1111 (check_PROGRAMS): Add ztest.
1112 (ctestg_SOURCES): New variable.
1113 (ctestg_CFLAGS, ctestg_LDFLAGS, ctestg_LDADD): New variables.
1114 (ctesta_SOURCES): New variable.
1115 (ctesta_CFLAGS, ctesta_LDFLAGS, ctesta_LDADD): New variables.
1116 (check_PROGRAMS): Add ctestg and ctesta.
1117 * configure, config.h.in, Makefile.in: Rebuild.
1119 2017-09-22 Ian Lance Taylor <iant@golang.org>
1122 * configure.ac: Check for lstat and readlink.
1123 * elf.c (lstat, readlink): Provide dummy versions if real versions
1125 * configure, config.h.in: Rebuild.
1127 2017-09-21 Ian Lance Taylor <iant@google.com>
1130 * elf.c (backtrace_initialize): Set pd.exe_filename.
1132 2017-09-20 Ian Lance Taylor <iant@golang.org>
1133 Denis Khalikov <d.khalikov@partner.samsung.com>
1136 Support for external debug info.
1137 * elf.c: Include <errno.h>, <sys/stat.h>, <unistd.h>.
1138 (S_ISLNK): Define if not defined.
1139 (xstrnlen): Define if strnlen is not available.
1140 (b_elf_note): Define type.
1141 (NT_GNU_BUILD_ID): Define macro.
1142 (elf_crc32, elf_crc32_file): New static functions.
1143 (elf_is_symlink, elf_readlink): New static functions.
1144 (elf_open_debugfile_by_buildid): New static function.
1145 (elf_try_debugfile): New static function.
1146 (elf_find_debugfile_by_debuglink): New static function.
1147 (elf_open_debugfile_by_debuglink): New static function.
1148 (elf_add): Add filename and debuginfo parameters. Adjust all
1149 callers. Look for external debug info notes, and try to fetch
1150 debug info from external file.
1151 (struct phdr_data): Add exe_filename field.
1152 (phdr_callback): Pass filename to elf_add.
1153 (backtrace_initialize): Add filename parameter.
1154 * internal.h (backtrace_initialize): Add filename parameter.
1155 * fileline.c (fileline_initialize): Pass filename to
1156 backtrace_initialize.
1157 * pecoff.c (fileline_initialize): Add unused filename parameter.
1158 * unknown.c (fileline_initialize): Likewise.
1159 * xcoff.c (fileline_initialize): Likewise.
1160 * configure.ac: Check for objcopy --add-gnu-debuglink.
1161 * Makefile.am (dtest): New test target.
1162 * configure, Makefile.in: Rebuild.
1164 2017-09-12 Steve Ellcey <sellcey@cavium.com>
1167 * Makefile.am (ttest_CFLAGS): Add $(AM_CFLAGS)
1168 * Makefile.in: Regenerate.
1170 2017-09-12 Steve Ellcey <sellcey@cavium.com>
1173 * libbacktrace/Makefile.in
1174 (HAVE_PTHREAD_TRUE@@NATIVE_TRUE@ttest_CFLAGS): Add $(AM_CFLAGS)
1176 2017-08-02 David Edelsohn <dje.gcc@gmail.com>
1179 * xcoff.c (xcoff_process_linenos): Initialize incl to NULL.
1181 2017-07-28 Tony Reix <tony.reix@atos.net>
1183 * xcoff.c: Don't leak a file descriptor if an archive is malformed.
1185 2017-07-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1187 * fileline.c (fileline_initialize): Print pid_t as long.
1189 2017-07-26 Tony Reix <tony.reix@atos.net>
1191 * configure.ac: Check for XCOFF32/XCOFF64. Check for loadquery.
1192 * filetype.awk: Separate AIX XCOFF32 and XCOFF64.
1193 * xcoff.c: Add support for AIX XCOFF32 and XCOFF64 formats.
1194 * configure, config.h.in: Regenerate.
1196 2017-07-21 Tony Reix <tony.reix@atos.net>
1198 * filetype.awk: Add AIX XCOFF type detection.
1199 * configure.ac: Recognize xcoff format.
1200 * Makefile.am (FORMAT_FILES): Add xcoff.c.
1201 * fileline.c: Include <unistd.h>.
1202 (fileline_initialize): Add case for AIX procfs.
1203 * xcoff.c: New file.
1204 * configure, Makefile.in: Rebuild.
1206 2017-06-21 Richard Biener <rguenther@suse.de>
1208 * configure.ac: Add AC_SYS_LARGEFILE.
1209 * config.h.in: Regenerate.
1210 * configure: Likewise.
1212 2017-06-11 Ian Lance Taylor <iant@golang.org>
1214 * elf.c (backtrace_initialize): Always set *fileline_fn.
1215 * ttest.c: New file.
1216 * btest.c: Move support functions into testlib.c. Change calls to
1217 check to pass file name.
1218 * testlib.c: New file, copied from (part of) btest.c.
1219 * testlib.h: New file, declarations for testlib.c.
1220 * edtest.c: Use testlib.h and testlib.c.
1221 * configure.ac: Test for -pthread, set HAVE_PTHREAD conditional.
1222 * Makefile.am (btest_SOURCES): Add testlib.c.
1223 (edtest_SOURCES): Likewise.
1224 (CHECK_PROGRAMS): Add ttest if HAVE_PTHREAD.
1225 (ttest_SOURCES, ttest_CFLAGS, ttest_LDADD): Define.
1226 * configure, Makefile.in: Rebuild.
1228 2017-05-19 Than McIntosh <thanm@google.com>
1230 * dwarf.c (free_line_header): Don't free dirs if dirs_count == 0.
1231 (read_line_header): Don't allocate dirs if dirs_count == 0.
1232 * edtest.c: New file.
1233 * edtest2.c: New file.
1234 * Makefile.am (edtest_SOURCES, edtest_LDADD): Define.
1235 (check_PROGRAMS): Add edtest.
1236 (edtest2_build.c, gen_edtest2_build): New targets.
1237 * Makefile.in: Rebuild.
1239 2017-03-08 Sam Thursfield <sam.thursfield@codethink.co.uk>
1241 * btest.c (test5): Replace #ifdef guard with 'unused' attribute
1242 to fix compile warning when BACKTRACE_SUPPORTED isn't defined.
1244 2017-01-01 Jakub Jelinek <jakub@redhat.com>
1246 Update copyright years.
1248 2016-11-15 Matthias Klose <doko@ubuntu.com>
1250 * configure: Regenerate.
1252 2016-09-11 Carlos Liam <carlos@aarzee.me>
1254 * all: Remove meaningless trailing whitespace.
1256 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
1259 * elf.c (phdr_callback) [__i386__]: Add
1260 __attribute__((__force_align_arg_pointer__)).
1262 2016-03-02 Maxim Ostapenko <m.ostapenko@partner.samsung.com>
1264 * elf.c (backtrace_initialize): Properly initialize elf_fileline_fn to
1265 avoid possible crash.
1266 (elf_add): Don't set *fileline_fn to elf_nodebug value in case of
1267 missing debug info anymore.
1269 2016-02-06 John David Anglin <danglin@gcc.gnu.org>
1271 * mmap.c (MAP_FAILED): Define if not defined.
1273 2016-01-04 Jakub Jelinek <jakub@redhat.com>
1275 Update copyright years.
1277 2015-12-18 Andris Pavenis <andris.pavenis@iki.fi>
1279 * configure.ac: Specify that DJGPP do not have mmap
1280 even when sys/mman.h exists.
1281 * configure: Regenerate
1283 2015-12-09 John David Anglin <danglin@gcc.gnu.org>
1285 PR libgfortran/68115
1286 * configure.ac: Set libbacktrace_cv_sys_sync to no on hppa*-*-hpux*.
1287 * configure: Regenerate.
1288 * elf.c (backtrace_initialize): Cast __sync_bool_compare_and_swap call
1291 2015-09-17 Ian Lance Taylor <iant@google.com>
1293 * posix.c (backtrace_open): Cast second argument of open() to int.
1295 2015-09-11 Ian Lance Taylor <iant@google.com>
1297 * Makefile.am (backtrace.lo): Depend on internal.h.
1298 (sort.lo, stest.lo): Add explicit dependencies.
1299 * Makefile.in: Rebuild.
1301 2015-09-09 Hans-Peter Nilsson <hp@axis.com>
1303 * backtrace.c: #include <sys/types.h>.
1305 2015-09-08 Ian Lance Taylor <iant@google.com>
1308 * backtrace.c: #include "internal.h".
1309 (struct backtrace_data): Add can_alloc field.
1310 (unwind): If can_alloc is false, don't try to get file/line
1312 (backtrace_full): Set can_alloc field in bdata.
1313 * alloc.c (backtrace_alloc): Don't call error_callback if it is
1315 * mmap.c (backtrace_alloc): Likewise.
1316 * internal.h: Update comments for backtrace_alloc and
1319 2015-09-08 Ian Lance Taylor <iant@google.com>
1322 * mmap.c (backtrace_alloc): Correct test for mmap failure.
1324 2015-08-31 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1326 * configure.ac: For spu-*-* targets, set have_fcntl to no.
1327 * configure: Regenerate.
1329 2015-08-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1331 * configure.ac: Remove [disable-shared] argument to LT_INIT.
1332 Remove setting PIC_FLAG when building as target library.
1333 * configure: Regenerate.
1335 2015-08-26 Hans-Peter Nilsson <hp@axis.com>
1337 * configure.ac: Only compile with -fPIC if the target
1339 * configure: Regenerate.
1341 2015-08-24 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1343 * configure.ac: Set have_mmap to no on spu-*-* targets.
1344 * configure: Regenerate.
1346 2015-08-13 Ian Lance Taylor <iant@google.com>
1348 * dwarf.c (read_function_entry): Add vec_inlined parameter.
1351 2015-06-11 Martin Sebor <msebor@redhat.com>
1354 * dwarf.c (struct line): Add new field idx.
1355 (line_compare): Use it.
1357 (read_line_info): Reset it.
1359 2015-05-29 Tristan Gingold <gingold@adacore.com>
1361 * pecoff.c: New file.
1362 * Makefile.am (FORMAT_FILES): Add pecoff.c and dependencies.
1363 * Makefile.in: Regenerate.
1364 * filetype.awk: Detect pecoff.
1365 * configure.ac: Define BACKTRACE_SUPPORTS_DATA on elf platforms.
1367 * btest.c (test5): Test enabled only if BACKTRACE_SUPPORTS_DATA is
1369 * backtrace-supported.h.in (BACKTRACE_SUPPORTS_DATA): Define.
1370 * configure: Regenerate.
1371 * pecoff.c: New file.
1373 2015-05-13 Michael Haubenwallner <michael.haubenwallner@ssi-schaefer.com>
1375 * Makefile.in: Regenerated with automake-1.11.6.
1376 * aclocal.m4: Likewise.
1377 * configure: Likewise.
1379 2015-01-24 Matthias Klose <doko@ubuntu.com>
1381 * configure.ac: Move AM_ENABLE_MULTILIB before AC_PROG_CC.
1382 * configure: Regenerate.
1384 2015-01-05 Jakub Jelinek <jakub@redhat.com>
1386 Update copyright years.
1388 2014-11-21 H.J. Lu <hongjiu.lu@intel.com>
1391 * configure: Regenerated.
1393 2014-11-11 David Malcolm <dmalcolm@redhat.com>
1395 * ChangeLog.jit: New.
1397 2014-11-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1400 * configure: Regenerate.
1402 2014-10-23 Ian Lance Taylor <iant@google.com>
1404 * internal.h (backtrace_atomic_load_pointer) [no atomic or sync]:
1405 Fix to return void *.
1407 2014-05-08 Ian Lance Taylor <iant@google.com>
1409 * mmap.c (backtrace_free): If freeing a large aligned block of
1410 memory, call munmap rather than holding onto it.
1411 (backtrace_vector_grow): When growing a vector, double the number
1412 of pages requested. When releasing the old version of a grown
1413 vector, pass the correct size to backtrace_free.
1415 2014-03-07 Ian Lance Taylor <iant@google.com>
1417 * sort.c (backtrace_qsort): Use middle element as pivot.
1419 2014-03-06 Ian Lance Taylor <iant@google.com>
1422 * stest.c: New file.
1423 * internal.h (backtrace_qsort): Declare.
1424 * dwarf.c (read_abbrevs): Call backtrace_qsort instead of qsort.
1425 (read_line_info, read_function_entry): Likewise.
1426 (read_function_info, build_dwarf_data): Likewise.
1427 * elf.c (elf_initialize_syminfo): Likewise.
1428 * Makefile.am (libbacktrace_la_SOURCES): Add sort.c.
1429 (stest_SOURCES, stest_LDADD): Define.
1430 (check_PROGRAMS): Add stest.
1432 2014-02-07 Misty De Meo <misty@brew.sh>
1435 * configure.ac: Use AC_LINK_IFELSE in check for
1437 * configure: Regenerate.
1439 2014-01-02 Richard Sandiford <rdsandiford@googlemail.com>
1441 Update copyright years
1443 2013-12-06 Jakub Jelinek <jakub@redhat.com>
1445 * elf.c (ET_DYN): Undefine and define again.
1446 (elf_add): Add exe argument, if true and ehdr.e_type is ET_DYN,
1447 return early -1 without closing the descriptor.
1448 (struct phdr_data): Add exe_descriptor.
1449 (phdr_callback): If pd->exe_descriptor is not -1, for very first
1450 call if dlpi_name is NULL just call elf_add with the exe_descriptor,
1451 otherwise backtrace_close the exe_descriptor if not -1. Adjust
1453 (backtrace_initialize): Adjust call to elf_add. If it returns
1454 -1, set pd.exe_descriptor to descriptor, otherwise set it to -1.
1456 2013-12-05 Ian Lance Taylor <iant@google.com>
1458 * alloc.c (backtrace_vector_finish): Add error_callback and data
1459 parameters. Call backtrace_vector_release. Return address base.
1460 * mmap.c (backtrace_vector_finish): Add error_callback and data
1461 parameters. Return address base.
1462 * dwarf.c (read_function_info): Get new address base from
1463 backtrace_vector_finish.
1464 * internal.h (backtrace_vector_finish): Update declaration.
1466 2013-11-27 Ian Lance Taylor <iant@google.com>
1468 * dwarf.c (find_address_ranges): New static function, broken out
1469 of build_address_map.
1470 (build_address_map): Call it.
1471 * btest.c (check): Check for missing filename or function, rather
1473 (f3): Check that enough frames were returned.
1475 2013-11-19 Jakub Jelinek <jakub@redhat.com>
1477 * backtrace.h (backtrace_syminfo_callback): Add symsize argument.
1478 * elf.c (elf_syminfo): Pass 0 or sym->size to the callback as
1480 * btest.c (struct symdata): Add size field.
1481 (callback_three): Add symsize argument. Copy it to the data->size
1483 (f23): Set symdata.size to 0.
1484 (test5): Likewise. If sizeof (int) > 1, lookup address of
1485 ((uintptr_t) &global) + 1. Verify symdata.val and symdata.size
1488 * atomic.c: Include sys/types.h.
1490 2013-11-18 Ian Lance Taylor <iant@google.com>
1492 * configure.ac: Check for support of __atomic extensions.
1493 * internal.h: Declare or #define atomic functions for use in
1495 * atomic.c: New file.
1496 * dwarf.c (dwarf_lookup_pc): Use atomic functions.
1497 (dwarf_fileline, backtrace_dwarf_add): Likewise.
1498 * elf.c (elf_add_syminfo_data, elf_syminfo): Likewise.
1499 (backtrace_initialize): Likewise.
1500 * fileline.c (fileline_initialize): Likewise.
1501 * Makefile.am (libbacktrace_la_SOURCES): Add atomic.c.
1502 * configure, config.h.in, Makefile.in: Rebuild.
1504 2013-11-18 Jakub Jelinek <jakub@redhat.com>
1506 * elf.c (SHN_UNDEF): Define.
1507 (elf_initialize_syminfo): Add base_address argument. Ignore symbols
1508 with st_shndx == SHN_UNDEF. Add base_address to address fields.
1509 (elf_add): Adjust caller.
1511 * elf.c (phdr_callback): Process info->dlpi_addr == 0 normally.
1513 2013-11-16 Ian Lance Taylor <iant@google.com>
1515 * backtrace.h (backtrace_create_state): Correct comment about
1518 2013-11-15 Ian Lance Taylor <iant@google.com>
1520 * backtrace.h (backtrace_syminfo): Update comment and parameter
1521 name to take any address, not just a PC value.
1522 * elf.c (STT_OBJECT): Define.
1523 (elf_nosyms): Rename parameter pc to addr.
1524 (elf_symbol_search): Rename local variable pc to addr.
1525 (elf_initialize_syminfo): Add STT_OBJECT symbols to elf_symbols.
1526 (elf_syminfo): Rename parameter pc to addr.
1527 * btest.c (global): New global variable.
1531 2013-10-17 Ian Lance Taylor <iant@google.com>
1533 * elf.c (elf_add): Don't get the wrong offsets if a debug section
1536 2013-10-15 David Malcolm <dmalcolm@redhat.com>
1538 * configure.ac: Add --enable-host-shared, setting up
1539 pre-existing PIC_FLAG variable within Makefile.am et al.
1540 * configure: Regenerate.
1542 2013-09-20 Alan Modra <amodra@gmail.com>
1544 * configure: Regenerate.
1546 2013-07-23 Alexander Monakov <amonakov@ispras.ru>
1548 * elf.c (elf_syminfo): Loop over the elf_syminfo_data chain.
1550 2013-07-23 Alexander Monakov <amonakov@ispras.ru>
1552 * elf.c (backtrace_initialize): Pass elf_fileline_fn to
1553 dl_iterate_phdr callbacks.
1555 2013-03-25 Ian Lance Taylor <iant@google.com>
1557 * alloc.c: #include <sys/types.h>.
1560 2013-01-31 Ian Lance Taylor <iant@google.com>
1562 * dwarf.c (read_function_info): Permit fvec parameter to be NULL.
1563 (dwarf_lookup_pc): Don't use ddata->fvec if threaded.
1565 2013-01-25 Jakub Jelinek <jakub@redhat.com>
1568 * dwarf.c (read_line_header): Don't crash if DW_AT_comp_dir
1569 attribute was not seen.
1571 2013-01-16 Ian Lance Taylor <iant@google.com>
1573 * dwarf.c (struct unit): Add filename and abs_filename fields.
1574 (build_address_map): Set new fields when reading unit.
1575 (dwarf_lookup_pc): If we don't find an entry in the line table,
1576 just return the main file name.
1578 2013-01-14 Richard Sandiford <rdsandiford@googlemail.com>
1580 Update copyright years.
1582 2013-01-01 Ian Lance Taylor <iant@google.com>
1585 * Makefile.am (AM_CPPFLAGS): Remove -I ../gcc/include and -I
1586 $(MULTIBUILDTOP)/../../gcc/include.
1587 * Makefile.in: Rebuild.
1589 2013-01-01 Ian Lance Taylor <iant@google.com>
1592 * mmap.c (backtrace_alloc): Don't call sync functions if not
1594 (backtrace_free): Likewise.
1596 2012-12-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1598 * mmapio.c: Define MAP_FAILED if not defined.
1600 2012-12-11 Jakub Jelinek <jakub@redhat.com>
1603 * Makefile.am (AM_CFLAGS): Remove -frandom-seed=$@.
1604 * configure.ac: If --with-target-subdir, add -frandom-seed=$@
1605 to EXTRA_FLAGS unconditionally, otherwise check whether the compiler
1607 * Makefile.in: Regenerated.
1608 * configure: Regenerated.
1610 2012-12-07 Jakub Jelinek <jakub@redhat.com>
1613 * Makefile.am (AM_CFLAGS): Add -frandom-seed=$@.
1614 * Makefile.in: Regenerated.
1616 2012-11-20 Ian Lance Taylor <iant@google.com>
1618 * dwarf.c (read_attribute): Always clear val.
1620 2012-11-13 Ian Lance Taylor <iant@google.com>
1623 * configure.ac: Only add -Werror if building a target library.
1624 * configure: Rebuild.
1626 2012-11-12 Ian Lance Taylor <iant@google.com>
1627 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1628 Gerald Pfeifer <gerald@pfeifer.com>
1630 * configure.ac: Check for getexecname.
1631 * fileline.c: #include <errno.h>. Define getexecname if not
1633 (fileline_initialize): Try to find the executable in a few
1635 * print.c (error_callback): Only print the filename if it came
1636 from the backtrace state.
1637 * configure, config.h.in: Rebuild.
1639 2012-10-29 Ian Lance Taylor <iant@google.com>
1641 * mmap.c (backtrace_vector_release): Correct last patch: add
1644 2012-10-29 Ian Lance Taylor <iant@google.com>
1646 * mmap.c (backtrace_vector_release): Make sure freed block is
1647 aligned on 8-byte boundary.
1649 2012-10-26 Ian Lance Taylor <iant@google.com>
1652 * posix.c (backtrace_open): Add does_not_exist parameter.
1653 * elf.c (phdr_callback): Do not warn if shared library could not
1655 * fileline.c (fileline_initialize): Update calls to
1657 * internal.h (backtrace_open): Update declaration.
1659 2012-10-26 Jack Howarth <howarth@bromo.med.uc.edu>
1662 * configure.ac: Check for _Unwind_GetIPInfo function declaration.
1663 * configure: Regenerate.
1665 2012-10-24 Ian Lance Taylor <iant@google.com>
1668 * configure.ac: Check whether -funwind-tables option works.
1669 * configure: Rebuild.
1671 2012-10-11 Ian Lance Taylor <iant@google.com>
1673 * configure.ac: Do not use dl_iterate_phdr on Solaris 10.
1674 * configure: Rebuild.
1676 2012-10-10 Ian Lance Taylor <iant@google.com>
1678 * elf.c: Rename all Elf typedefs to start with b_elf, and be all
1681 2012-10-10 Hans-Peter Nilsson <hp@bitrange.com>
1683 * elf.c (elf_add_syminfo_data): Add casts to avoid warning.
1685 2012-10-09 Ian Lance Taylor <iant@google.com>
1687 * dwarf.c (dwarf_fileline): Add cast to avoid warning.
1688 (backtrace_dwarf_add): Likewise.
1690 2012-10-09 Ian Lance Taylor <iant@google.com>
1692 Add support for tracing through shared libraries.
1693 * configure.ac: Check for link.h and dl_iterate_phdr.
1694 * elf.c: #include <link.h> if system has dl_iterate_phdr. #undef
1695 ELF macros before #defining them.
1696 (dl_phdr_info, dl_iterate_phdr): Define if system does not have
1698 (struct elf_syminfo_data): Add next field.
1699 (elf_initialize_syminfo): Initialize next field.
1700 (elf_add_syminfo_data): New static function.
1701 (elf_add): New static function, broken out of
1702 backtrace_initialize. Call backtrace_dwarf_add instead of
1703 backtrace_dwarf_initialize.
1704 (struct phdr_data): Define.
1705 (phdr_callback): New static function.
1706 (backtrace_initialize): Call elf_add.
1707 * dwarf.c (struct dwarf_data): Add next and base_address fields.
1708 (add_unit_addr): Add base_address parameter. Change all callers.
1709 (add_unit_ranges, build_address_map): Likewise.
1710 (add_line): Add ddata parameter. Change all callers.
1711 (read_line_program, add_function_range): Likewise.
1712 (dwarf_lookup_pc): New static function, broken out of
1714 (dwarf_fileline): Call dwarf_lookup_pc.
1715 (build_dwarf_data): New static function.
1716 (backtrace_dwarf_add): New function.
1717 (backtrace_dwarf_initialize): Remove.
1718 * internal.h (backtrace_dwarf_initialize): Don't declare.
1719 (backtrace_dwarf_add): Declare.
1720 * configure, config.h.in: Rebuild.
1722 2012-10-04 Gerald Pfeifer <gerald@pfeifer.com>
1724 * btest.c (f23): Avoid uninitialized variable warning.
1726 2012-10-04 Ian Lance Taylor <iant@google.com>
1728 * dwarf.c: If the system header files do not declare strnlen,
1729 provide our own version.
1731 2012-10-03 Ian Lance Taylor <iant@google.com>
1733 * dwarf.c (read_uleb128): Fix overflow test.
1734 (read_sleb128): Likewise.
1735 (build_address_map): Don't change unit_buf.start.
1737 2012-10-02 Uros Bizjak <ubizjak@gmail.com>
1740 * configure.ac (EXTRA_FLAGS): New.
1741 * Makefile.am (AM_FLAGS): Add $(EXTRA_FLAGS).
1742 * configure, Makefile.in: Regenerate.
1744 2012-09-29 Ian Lance Taylor <iant@google.com>
1747 * fileline.c (fileline_initialize): Pass errnum as -1 when
1748 reporting that we could not read executable information after a
1751 2012-09-27 Ian Lance Taylor <iant@google.com>
1754 * configure.ac: Add no-dependencies to AM_INIT_AUTOMAKE.
1755 * Makefile.am: Add dependencies for all objects.
1756 * configure, aclocal.m4, Makefile.in: Rebuild.
1758 2012-09-27 Ian Lance Taylor <iant@google.com>
1761 * elf.c (backtrace_initialize): Set *fileln_fn, not
1764 2012-09-19 Ian Lance Taylor <iant@google.com>
1766 * configure.ac: Only use GCC_CHECK_UNWIND_GETIPINFO when compiled
1767 as a target library.
1768 * configure: Rebuild.
1770 2012-09-19 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1771 Ian Lance Taylor <iant@google.com>
1773 * configure.ac (GCC_HEADER_STDINT): Invoke.
1774 * backtrace.h: If we can't find <stdint.h>, use "gstdint.h".
1775 * btest.c: Don't include <stdint.h>.
1776 * dwarf.c: Likewise.
1777 * configure, aclocal.m4, Makefile.in, config.h.in: Rebuild.
1779 2012-09-18 Ian Lance Taylor <iant@google.com>
1782 * Makefile.am (AM_CPPFLAGS): Define.
1783 (AM_CFLAGS): Remove -I options.
1784 * Makefile.in: Rebuild.
1786 2012-09-18 Ian Lance Taylor <iant@google.com>
1788 * posix.c (O_BINARY): Define if not defined.
1789 (backtrace_open): Pass O_BINARY to open. Only call fcntl if
1790 HAVE_FCNTL is defined.
1791 * configure.ac: Test for the fcntl function.
1792 * configure, config.h.in: Rebuild.
1794 2012-09-18 Ian Lance Taylor <iant@google.com>
1796 * btest.c (test1, test2, test3, test4): Add the unused attribute.
1798 2012-09-18 Ian Lance Taylor <iant@google.com>
1800 * dwarf.c: Correct test of HAVE_DECL_STRNLEN.
1802 2012-09-18 Ian Lance Taylor <iant@google.com>
1804 * configure.ac: Add AC_USE_SYSTEM_EXTENSIONS.
1805 * mmapio.c: Don't define _GNU_SOURCE.
1806 * configure, config.h.in: Rebuild.
1808 2012-09-18 Ian Lance Taylor <iant@google.com>
1810 * configure.ac: Check whether strnlen is declared.
1811 * dwarf.c: Declare strnlen if not declared.
1812 * configure, config.h.in: Rebuild.
1814 2012-09-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1816 * fileline.c: Include <stdlib.h>.
1819 2012-09-17 Ian Lance Taylor <iant@google.com>
1822 * nounwind.c (backtrace_full): Rename from backtrace. Add state
1825 2012-09-17 Gerald Pfeifer <gerald@pfeifer.com>
1828 * nounwind.c (backtrace_simple): Add state parameter.
1830 2012-09-17 Ian Lance Taylor <iant@google.com>
1833 * unknown.c (unknown_fileline): Add state parameter, remove
1834 fileline_data parameter, name error_callback parameter.
1835 (backtrace_initialize): Add state parameter.
1837 2012-09-17 Ian Lance Taylor <iant@google.com>
1839 * Initial implementation.
1841 Copyright (C) 2012-2022 Free Software Foundation, Inc.
1843 Copying and distribution of this file, with or without modification,
1844 are permitted in any medium without royalty provided the copyright
1845 notice and this notice are preserved.