Commit Graph

44 Commits

Author SHA1 Message Date
Ian Lance Taylor 85d8c21edb alloc.c: #include <sys/types.h>.
* alloc.c: #include <sys/types.h>.
	* mmap.c: Likewise.

From-SVN: r197057
2013-03-25 18:13:18 +00:00
Ian Lance Taylor 38811401ad dwarf.c (read_function_info): Permit fvec parameter to be NULL.
* dwarf.c (read_function_info): Permit fvec parameter to be NULL.
	(dwarf_lookup_pc): Don't use ddata->fvec if threaded.

From-SVN: r195620
2013-01-31 17:50:47 +00:00
Jakub Jelinek 1e678aed6c re PR other/56076 (Several 64-bit libgo tests FAIL in read_line_header)
PR other/56076
	* dwarf.c (read_line_header): Don't crash if DW_AT_comp_dir
	attribute was not seen.

From-SVN: r195478
2013-01-25 22:36:11 +00:00
Ian Lance Taylor 6b514c5361 dwarf.c (struct unit): Add filename and abs_filename fields.
* dwarf.c (struct unit): Add filename and abs_filename fields.
	(build_address_map): Set new fields when reading unit.
	(dwarf_lookup_pc): If we don't find an entry in the line table,
	just return the main file name.

From-SVN: r195257
2013-01-17 01:20:28 +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
Ian Lance Taylor 2a5195d965 re PR other/55536 (libbacktrace abort in backtrace_alloc at mmap.c:99 running btest)
PR other/55536
	* mmap.c (backtrace_alloc): Don't call sync functions if not
	threaded.
	(backtrace_free): Likewise.

From-SVN: r194768
2013-01-01 16:13:20 +00:00
John David Anglin 85619b6fc1 mmapio.c: Define MAP_FAILED if not defined.
* mmapio.c: Define MAP_FAILED if not defined.

From-SVN: r194443
2012-12-12 13:06:53 +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
Ian Lance Taylor b20ade36e4 * dwarf.c (read_attribute): Always clear val.
From-SVN: r193670
2012-11-20 17:28:05 +00:00
Ian Lance Taylor 73c3ed27fc re PR other/55312 (libbacktrace doesn't honor --disable-werror)
PR other/55312
	* configure.ac: Only add -Werror if building a target library.

From-SVN: r193485
2012-11-13 21:25:39 +00:00
Ian Lance Taylor 33521509a8 configure.ac: Check for getexecname.
* configure.ac: Check for getexecname.
	* fileline.c: #include <errno.h>.  Define getexecname if not
	available.
	(fileline_initialize): Try to find the executable in a few
	different ways.
	* print.c (error_callback): Only print the filename if it came
	from the backtrace state.
	* configure, config.h.in: Rebuild.

Co-Authored-By: Gerald Pfeifer <gerald@pfeifer.com>
Co-Authored-By: Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>

From-SVN: r193454
2012-11-12 21:24:19 +00:00
Ian Lance Taylor 8fe91dea4f mmap.c (backtrace_vector_release): Correct last patch: add aligned, not size.
* mmap.c (backtrace_vector_release): Correct last patch: add
	aligned, not size.

From-SVN: r192956
2012-10-29 18:42:05 +00:00
Ian Lance Taylor 8277de3441 mmap.c (backtrace_vector_release): Make sure freed block is aligned on 8-byte boundary.
* mmap.c (backtrace_vector_release): Make sure freed block is
	aligned on 8-byte boundary.

From-SVN: r192945
2012-10-29 15:43:37 +00:00
Ian Lance Taylor 73f4149137 re PR other/55087 (bogus "linux-vdso.so.1: No such file or directory" caused by libbacktrace)
PR other/55087
	* posix.c (backtrace_open): Add does_not_exist parameter.
	* elf.c (phdr_callback): Do not warn if shared library could not
	be opened.
	* fileline.c (fileline_initialize): Update calls to
	backtrace_open.
	* internal.h (backtrace_open): Update declaration.

From-SVN: r192861
2012-10-26 20:08:29 +00:00
Jack Howarth 385710cf27 re PR target/55061 (libbacktrace build fails during bootstrap on powerpc-apple-darwin9)
PR target/55061
	* configure.ac: Check for _Unwind_GetIPInfo function declaration.
	* configure: Regenerate.

From-SVN: r192853
2012-10-26 17:34:59 +00:00
Ian Lance Taylor 32061319f7 re PR target/55061 (libbacktrace build fails during bootstrap on powerpc-apple-darwin9)
PR target/55061
	* configure.ac: Check whether -funwind-tables option works.
	* configure: Rebuild.

From-SVN: r192782
2012-10-24 21:09:55 +00:00
Ian Lance Taylor 5551b12c31 configure.ac: Do not use dl_iterate_phdr on Solaris 10.
* configure.ac: Do not use dl_iterate_phdr on Solaris 10.
	* configure: Rebuild.

From-SVN: r192371
2012-10-11 16:43:47 +00:00
Ian Lance Taylor 40d15b5bdc elf.c: Rename all Elf typedefs to start with b_elf, and be all lower case.
* elf.c: Rename all Elf typedefs to start with b_elf, and be all
	lower case.

From-SVN: r192331
2012-10-10 19:59:00 +00:00
Hans-Peter Nilsson 74f8062044 * elf.c (elf_add_syminfo_data): Add casts to avoid warning.
From-SVN: r192311
2012-10-10 12:55:52 +00:00
Ian Lance Taylor ce8aa07436 dwarf.c (dwarf_fileline): Add cast to avoid warning.
* dwarf.c (dwarf_fileline): Add cast to avoid warning.
	(backtrace_dwarf_add): Likewise.

From-SVN: r192288
2012-10-10 04:37:06 +00:00
Ian Lance Taylor e561a9920c Add support for tracing through shared libraries.
* configure.ac: Check for link.h and dl_iterate_phdr.
	* elf.c: #include <link.h> if system has dl_iterate_phdr.  #undef
	ELF macros before #defining them.
	(dl_phdr_info, dl_iterate_phdr): Define if system does not have
	dl_iterate_phdr.
	(struct elf_syminfo_data): Add next field.
	(elf_initialize_syminfo): Initialize next field.
	(elf_add_syminfo_data): New static function.
	(elf_add): New static function, broken out of
	backtrace_initialize.  Call backtrace_dwarf_add instead of
	backtrace_dwarf_initialize.
	(struct phdr_data): Define.
	(phdr_callback): New static function.
	(backtrace_initialize): Call elf_add.
	* dwarf.c (struct dwarf_data): Add next and base_address fields.
	(add_unit_addr): Add base_address parameter.  Change all callers.
	(add_unit_ranges, build_address_map): Likewise.
	(add_line): Add ddata parameter.  Change all callers.
	(read_line_program, add_function_range): Likewise.
	(dwarf_lookup_pc): New static function, broken out of
	dwarf_fileline.
	(dwarf_fileline): Call dwarf_lookup_pc.
	(build_dwarf_data): New static function.
	(backtrace_dwarf_add): New function.
	(backtrace_dwarf_initialize): Remove.
	* internal.h (backtrace_dwarf_initialize): Don't declare.
	(backtrace_dwarf_add): Declare.
	* configure, config.h.in: Rebuild.

From-SVN: r192267
2012-10-09 18:20:45 +00:00
Gerald Pfeifer 068ef6d10d * btest.c (f23): Avoid uninitialized variable warning.
From-SVN: r192102
2012-10-04 20:16:08 +00:00
Ian Lance Taylor 244e2d9cd3 dwarf.c: If the system header files do not declare strnlen, provide our own version.
* dwarf.c: If the system header files do not declare strnlen,
	provide our own version.

From-SVN: r192082
2012-10-04 15:16:09 +00:00
Ian Lance Taylor be4ba8aef3 dwarf.c (read_uleb128): Fix overflow test.
* dwarf.c (read_uleb128): Fix overflow test.
	(read_sleb128): Likewise.
	(build_address_map): Don't change unit_buf.start.

From-SVN: r192053
2012-10-03 22:07:12 +00:00
Uros Bizjak faf86a02f3 ChangeLog: Fix whitespace.
* gcc/ChangeLog: Fix whitespace.
	* libbacktrace/ChangeLog: Ditto.

From-SVN: r191982
2012-10-02 15:28:40 +02:00
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 8a447b3d4d re PR other/54749 (libbacktrace)
PR other/54749
	* fileline.c (fileline_initialize): Pass errnum as -1 when
	reporting that we could not read executable information after a
	previous failure.

From-SVN: r191855
2012-09-29 17:50:54 +00:00
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 588f4f8fc1 re PR other/54726 (libbacktrace segfaults on gcc_asserts with stripped gcc)
PR other/54726
	* elf.c (backtrace_initialize): Set *fileln_fn, not
	state->fileln_fn.

From-SVN: r191811
2012-09-27 19:20:49 +00:00
Ian Lance Taylor 64b89453bc configure.ac: Only use GCC_CHECK_UNWIND_GETIPINFO when compiled as a target library.
* configure.ac: Only use GCC_CHECK_UNWIND_GETIPINFO when compiled
	as a target library.
	* configure: Rebuild.

From-SVN: r191503
2012-09-19 22:57:53 +00:00
Rainer Orth 768505569c configure.ac (GCC_HEADER_STDINT): Invoke.
* configure.ac (GCC_HEADER_STDINT): Invoke.
        * backtrace.h: If we can't find <stdint.h>, use "gstdint.h".
        * btest.c: Don't include <stdint.h>.
        * dwarf.c: Likewise.
        * configure, aclocal.m4, Makefile.in, config.h.in: Rebuild.

Co-Authored-By: Ian Lance Taylor <iant@google.com>

From-SVN: r191474
2012-09-19 13:41:33 +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 3319ef17d2 posix.c (O_BINARY): Define if not defined.
* posix.c (O_BINARY): Define if not defined.
	(backtrace_open): Pass O_BINARY to open.  Only call fcntl if
	HAVE_FCNTL is defined.
	* configure.ac: Test for the fcntl function.
	* configure, config.h.in: Rebuild.

From-SVN: r191443
2012-09-18 18:06:28 +00:00
Ian Lance Taylor bd3e497d0b * btest.c (test1, test2, test3, test4): Add the unused attribute.
From-SVN: r191440
2012-09-18 17:10:01 +00:00
Ian Lance Taylor 30e15876ff * dwarf.c: Correct test of HAVE_DECL_STRNLEN.
From-SVN: r191437
2012-09-18 16:50:29 +00:00
Ian Lance Taylor d4c059d582 configure.ac: Add AC_USE_SYSTEM_EXTENSIONS.
* configure.ac: Add AC_USE_SYSTEM_EXTENSIONS.
	* mmapio.c: Don't define _GNU_SOURCE.
	* configure, config.h.in: Rebuild.

From-SVN: r191435
2012-09-18 16:36:48 +00:00
Ian Lance Taylor 772a71a959 configure.ac: Check whether strnlen is declared.
* configure.ac: Check whether strnlen is declared.
	* dwarf.c: Declare strnlen if not declared.
	* configure, config.h.in: Rebuild.

From-SVN: r191433
2012-09-18 16:06:53 +00:00
Rainer Orth c0558468b8 Fix libbacktrace bootstrap with gcc 4.4
* fileline.c: Include <stdlib.h>.
	* mmap.c: Likewise.

From-SVN: r191414
2012-09-18 09:02:50 +00:00
Ian Lance Taylor c5812e0b33 re PR bootstrap/54611 (Bootstrap failure: conflicting types for 'backtrace_simple')
PR bootstrap/54611
	* nounwind.c (backtrace_full): Rename from backtrace.  Add state
	parameter.

From-SVN: r191408
2012-09-17 21:14:51 +00:00
Gerald Pfeifer e8f4008a9e re PR bootstrap/54611 (Bootstrap failure: conflicting types for 'backtrace_simple')
PR bootstrap/54611
	* nounwind.c (backtrace_simple): Add state parameter.

From-SVN: r191405
2012-09-17 20:57:16 +00:00
Ian Lance Taylor f588eb27dd re PR bootstrap/54609 (libbacktrace breaks bootstrap on darwin)
PR bootstrap/54609
	* unknown.c (unknown_fileline): Add state parameter, remove
	fileline_data parameter, name error_callback parameter.
	(backtrace_initialize): Add state parameter.

From-SVN: r191402
2012-09-17 17:43:26 +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