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26 Commits

Author SHA1 Message Date
Jakub Jelinek
85ec4feb11 Update copyright years. 
From-SVN: r256169
 2018-01-03 11:03:58 +01:00
Ian Lance Taylor
8398c1dfe2 ztest.c: #include <errno.h>. 
* ztest.c: #include <errno.h>.
	(TEST_TIMING): Don't define, don't test.
	(xclock_gettime, xclockid_t): Define if !HAVE_CLOCK_GETTIME.
	(clockid_t, clock_gettime, CLOCK_REALTIME): Likewise.
	(ZLIB_CLOCK_GETTIME_ARG): Define.
	* configure.ac: Change clock_gettime_link to CLOCK_GETTIME_LINK.
	* Makefile.am: Likewise.
	* configure, Makefile.in: Rebuild.

From-SVN: r253377
 2017-10-03 02:27:33 +00:00
Thomas Schwinge
dd954c67ab libbacktrace: Support the case that clock_gettime is in librt 
libbacktrace/
	PR other/67165
	* Makefile.am: Append the content of clock_gettime_link to
	ztest_LDADD.
	* configure.ac: Test for the case that clock_gettime is in librt.
	* Makefile.in: Regenerate.
	* configure: Likewise.

From-SVN: r253345
 2017-10-02 13:56:39 +02:00
Ian Lance Taylor
8da872d9ca re PR other/67165 (please enable libbacktrace to work with compressed debug sections) 
PR other/67165
	* elf.c (__builtin_prefetch): Define if not __GNUC__.
	(unlikely): Define.
	(SHF_UNCOMPRESSED, ELFCOMPRESS_ZLIB): Define.
	(b_elf_chdr): Define type.
	(enum debug_section): Add ZDEBUG_xxx values.
	(debug_section_names): Add names for new sections.
	(struct debug_section_info): Add compressed field.
	(elf_zlib_failed, elf_zlib_fetch): New static functions.
	(HUFFMAN_TABLE_SIZE, HUFFMAN_VALUE_MASK): Define.
	(HUFFMAN_BITS_SHIFT, HUFFMAN_BITS_MASK): Define.
	(HUFFMAN_SECONDARY_SHIFT): Define.
	(ZDEBUG_TABLE_SIZE): Define.
	(ZDEBUG_TABLE_CODELEN_OFFSET, ZDEBUG_TABLE_WORK_OFFSET): Define.
	(final_next_secondary): New static variable if
	BACKTRACE_GENERATE_FIXED_HUFFMAN_TABLE.
	(elf_zlib_inflate_table): New static function.
	(BACKTRACE_GENERATE_FIXED_HUFFMAN_TABLE): If define, define main
	function to produce fixed Huffman table.
	(elf_zlib_default_table): New static variable.
	(elf_zlib_inflate): New static function.
	(elf_zlib_verify_checksum): Likewise.
	(elf_zlib_inflate_and_verify): Likewise.
	(elf_uncompress_zdebug): Likewise.
	(elf_uncompress_chdr): Likewise.
	(backtrace_uncompress_zdebug): New extern function.
	(elf_add): Look for .zdebug sections and SHF_COMPRESSED debug
	sections, and uncompress them.
	* internal.h (backtrace_compress_zdebug): Declare.
	* ztest.c: New file.
	* configure.ac: Check for -lz and check whether the linker
	supports --compress-debug-sections.
	* Makefile.am (ztest_SOURCES): New variable.
	(ztest_CFLAGS, ztest_LDADD): New variables.
	(check_PROGRAMS): Add ztest.
	(ctestg_SOURCES): New variable.
	(ctestg_CFLAGS, ctestg_LDFLAGS, ctestg_LDADD): New variables.
	(ctesta_SOURCES): New variable.
	(ctesta_CFLAGS, ctesta_LDFLAGS, ctesta_LDADD): New variables.
	(check_PROGRAMS): Add ctestg and ctesta.
	* configure, config.h.in, Makefile.in: Rebuild.

From-SVN: r253275
 2017-09-29 00:30:35 +00:00
Ian Lance Taylor
9283471ba0 re PR sanitizer/77631 (no symbols in backtrace shown by ASan when debug info is split) 
PR sanitizer/77631
	Support for external debug info.
	* elf.c: Include <errno.h>, <sys/stat.h>, <unistd.h>.
	(S_ISLNK): Define if not defined.
	(xstrnlen): Define if strnlen is not available.
	(b_elf_note): Define type.
	(NT_GNU_BUILD_ID): Define macro.
	(elf_crc32, elf_crc32_file): New static functions.
	(elf_is_symlink, elf_readlink): New static functions.
	(elf_open_debugfile_by_buildid): New static function.
	(elf_try_debugfile): New static function.
	(elf_find_debugfile_by_debuglink): New static function.
	(elf_open_debugfile_by_debuglink): New static function.
	(elf_add): Add filename and debuginfo parameters.  Adjust all
	callers.  Look for external debug info notes, and try to fetch
	debug info from external file.
	(struct phdr_data): Add exe_filename field.
	(phdr_callback): Pass filename to elf_add.
	(backtrace_initialize): Add filename parameter.
	* internal.h (backtrace_initialize): Add filename parameter.
	* fileline.c (fileline_initialize): Pass filename to
	backtrace_initialize.
	* pecoff.c (fileline_initialize): Add unused filename parameter.
	* unknown.c (fileline_initialize): Likewise.
	* xcoff.c (fileline_initialize): Likewise.
	* configure.ac: Check for objcopy --add-gnu-debuglink.
	* Makefile.am (dtest): New test target.
	* configure, Makefile.in: Rebuild.

Co-Authored-By: Denis Khalikov <d.khalikov@partner.samsung.com>

From-SVN: r253032
 2017-09-20 21:09:37 +00:00
Steve Ellcey
29788f9070 re PR other/81096 (test case ttest in libbacktrace fails starting with its introduction in r249111) 
2017-09-12  Steve Ellcey  <sellcey@cavium.com>

	PR other/81096
	* Makefile.am (ttest_CFLAGS): Add $(AM_CFLAGS)
	* Makefile.in: Regenerate.

From-SVN: r252038
 2017-09-12 17:00:00 +00:00
Tony Reix
b3530b946f filetype.awk: Add AIX XCOFF type detection. 
* filetype.awk: Add AIX XCOFF type detection.
	* configure.ac: Recognize xcoff format.
	* Makefile.am (FORMAT_FILES): Add xcoff.c.
	* fileline.c: Include <unistd.h>.
	(fileline_initialize): Add case for AIX procfs.
	* xcoff.c: New file.
	* configure, Makefile.in: Rebuild.

From-SVN: r250435
 2017-07-21 18:05:08 +00:00
Ian Lance Taylor
d1609a2326 elf.c (backtrace_initialize): Always set *fileline_fn. 
* elf.c (backtrace_initialize): Always set *fileline_fn.
	* ttest.c: New file.
	* btest.c: Move support functions into testlib.c.  Change calls to
	check to pass file name.
	* testlib.c: New file, copied from (part of) btest.c.
	* testlib.h: New file, declarations for testlib.c.
	* edtest.c: Use testlib.h and testlib.c.
	* configure.ac: Test for -pthread, set HAVE_PTHREAD conditional.
	* Makefile.am (btest_SOURCES): Add testlib.c.
	(edtest_SOURCES): Likewise.
	(CHECK_PROGRAMS): Add ttest if HAVE_PTHREAD.
	(ttest_SOURCES, ttest_CFLAGS, ttest_LDADD): Define.
	* configure, Makefile.in: Rebuild.

From-SVN: r249111
 2017-06-12 03:25:04 +00:00
Than McIntosh
281161d16b dwarf.c (free_line_header): Don't free dirs if dirs_count == 0. 
* dwarf.c (free_line_header): Don't free dirs if dirs_count == 0.
	(read_line_header): Don't allocate dirs if dirs_count == 0.
	* edtest.c: New file.
	* edtest2.c: New file.
	* Makefile.am (edtest_SOURCES, edtest_LDADD): Define.
	(check_PROGRAMS): Add edtest.
	(edtest2_build.c, gen_edtest2_build): New targets.
	* Makefile.in: Rebuild.

From-SVN: r248295
 2017-05-19 16:07:24 +00:00
Jakub Jelinek
cbe34bb5ed Update copyright years. 
From-SVN: r243994
 2017-01-01 13:07:43 +01:00
Carlos Liam
84ebf639b8 * all: Remove meaningless trailing whitespace. 
From-SVN: r240084
 2016-09-11 13:44:07 +00:00
Jakub Jelinek
818ab71a41 Update copyright years. 
From-SVN: r232055
 2016-01-04 15:30:50 +01:00
Ian Lance Taylor
fc00244420 Makefile.am (backtrace.lo): Depend on internal.h. 
* Makefile.am (backtrace.lo): Depend on internal.h.
	(sort.lo, stest.lo): Add explicit dependencies.
	* Makefile.in: Rebuild.

From-SVN: r227691
 2015-09-11 18:37:31 +00:00
Tristan Gingold
e24afc10e0 libbacktrace: add support of PE/COFF 
libbacktrace/
2015-05-29  Tristan Gingold  <gingold@adacore.com>

	* pecoff.c: New file.
	* Makefile.am (FORMAT_FILES): Add pecoff.c and dependencies.
	* Makefile.in: Regenerate.
	* filetype.awk: Detect pecoff.
	* configure.ac: Define BACKTRACE_SUPPORTS_DATA on elf platforms.
	Add pecoff.
	* btest.c (test5): Test enabled only if BACKTRACE_SUPPORTS_DATA is
	true.
	* backtrace-supported.h.in (BACKTRACE_SUPPORTS_DATA): Define.
	* configure: Regenerate.
	* pecoff.c: New file.

From-SVN: r223859
 2015-05-29 08:40:20 +00:00
Jakub Jelinek
5624e564d2 Update copyright years. 
From-SVN: r219188
 2015-01-05 13:33:28 +01:00
Ian Lance Taylor
c5604b48f9 sort.c: New file. 
* sort.c: New file.
	* stest.c: New file.
	* internal.h (backtrace_qsort): Declare.
	* dwarf.c (read_abbrevs): Call backtrace_qsort instead of qsort.
	(read_line_info, read_function_entry): Likewise.
	(read_function_info, build_dwarf_data): Likewise.
	* elf.c (elf_initialize_syminfo): Likewise.
	* Makefile.am (libbacktrace_la_SOURCES): Add sort.c.
	(stest_SOURCES, stest_LDADD): Define.
	(check_PROGRAMS): Add stest.

From-SVN: r208392
 2014-03-07 05:07:56 +00:00
Richard Sandiford
afeba5cb1d Update copyright years in libbacktrace/ 
From-SVN: r206292
 2014-01-02 22:24:37 +00:00
Ian Lance Taylor
49579c7e20 configure.ac: Check for support of __atomic extensions. 
* configure.ac: Check for support of __atomic extensions.
	* internal.h: Declare or #define atomic functions for use in
	backtrace code.
	* atomic.c: New file.
	* dwarf.c (dwarf_lookup_pc): Use atomic functions.
	(dwarf_fileline, backtrace_dwarf_add): Likewise.
	* elf.c (elf_add_syminfo_data, elf_syminfo): Likewise.
	(backtrace_initialize): Likewise.
	* fileline.c (fileline_initialize): Likewise.
	* Makefile.am (libbacktrace_la_SOURCES): Add atomic.c.
	* configure, config.h.in, Makefile.in: Rebuild.

From-SVN: r204994
 2013-11-19 01:09:47 +00:00
Richard Sandiford
f8a7e1a44d Update copyright years in libbacktrace. 
From-SVN: r195165
 2013-01-14 18:17:30 +00:00
Ian Lance Taylor
c3de196091 re PR bootstrap/54834 (bootstrap fails when building libbacktrace) 
PR bootstrap/54834
	* Makefile.am (AM_CPPFLAGS): Remove -I ../gcc/include and -I
	$(MULTIBUILDTOP)/../../gcc/include.
	* Makefile.in: Rebuild.

From-SVN: r194770
 2013-01-01 16:23:03 +00:00
Jakub Jelinek
36a58fb342 re PR bootstrap/54926 (Bootstrap comparison failure for various files in libbacktrace) 
PR bootstrap/54926
	* Makefile.am (AM_CFLAGS): Remove -frandom-seed=$@.
	* configure.ac: If --with-target-subdir, add -frandom-seed=$@
	to EXTRA_FLAGS unconditionally, otherwise check whether the compiler
	accepts it.
	* Makefile.in: Regenerated.
	* configure: Regenerated.

From-SVN: r194412
 2012-12-11 19:45:45 +01:00
Jakub Jelinek
a58dfde08d re PR bootstrap/54926 (Bootstrap comparison failure for various files in libbacktrace) 
PR bootstrap/54926
	* Makefile.am (AM_CFLAGS): Add -frandom-seed=$@.
	* Makefile.in: Regenerated.

From-SVN: r194303
 2012-12-07 15:14:25 +01:00
Uros Bizjak
5619500911 re PR other/54761 (FAIL log) 
PR other/54761
        * configure.ac (EXTRA_FLAGS): New.
	* Makefile.am (AM_FLAGS): Add $(EXTRA_FLAGS).
        * configure, Makefile.in: Regenerate.

From-SVN: r191981
 2012-10-02 15:14:25 +02:00
Ian Lance Taylor
af710874e9 re PR bootstrap/54732 (Installation failure: libbacktrace rebuilds upon install when built with "make bootstrap-lean") 
PR bootstrap/54732
	* configure.ac: Add no-dependencies to AM_INIT_AUTOMAKE.
	* Makefile.am: Add dependencies for all objects.
	* configure, aclocal.m4, Makefile.in: Rebuild.

From-SVN: r191819
 2012-09-28 06:13:00 +00:00
Ian Lance Taylor
9425c00b8e re PR bootstrap/54623 (install fails with libbacktrace/backtrace.c:35:20: error: unwind.h: No such file or directory) 
PR bootstrap/54623
	* Makefile.am (AM_CPPFLAGS): Define.
	(AM_CFLAGS): Remove -I options.
	* Makefile.in: Rebuild.

From-SVN: r191459
 2012-09-19 04:37:40 +00:00
Ian Lance Taylor
eff02e4f84 libbacktrace/: 
* Initial implementation.

./:
	* MAINTAINERS (Various Maintainers): Add libbacktrace.
	* configure.ac (host_libs): Add libbacktrace.
	(target_libraries): Add libbacktrace.
	* Makefile.def (host_modules): Add libbacktrace.
	(target_modules): Likewise.
	* configure, Makefile.in: Rebuild.

gcc/go:
	* config-lang.in (target_libs): Add target-libbacktrace.

From-SVN: r191397
 2012-09-17 16:38:38 +00:00