libbacktrace/ChangeLog

   1 2013-11-18  Jakub Jelinek  <jakub@redhat.com>
   2
   3         * elf.c (SHN_UNDEF): Define.
   4         (elf_initialize_syminfo): Add base_address argument.  Ignore symbols
   5         with st_shndx == SHN_UNDEF.  Add base_address to address fields.
   6         (elf_add): Adjust caller.
   7
   8         * elf.c (phdr_callback): Process info->dlpi_addr == 0 normally.
   9
  10 2013-11-16  Ian Lance Taylor  <iant@google.com>
  11
  12         * backtrace.h (backtrace_create_state): Correct comment about
  13         threading.
  14
  15 2013-11-15  Ian Lance Taylor  <iant@google.com>
  16
  17         * backtrace.h (backtrace_syminfo): Update comment and parameter
  18         name to take any address, not just a PC value.
  19         * elf.c (STT_OBJECT): Define.
  20         (elf_nosyms): Rename parameter pc to addr.
  21         (elf_symbol_search): Rename local variable pc to addr.
  22         (elf_initialize_syminfo): Add STT_OBJECT symbols to elf_symbols.
  23         (elf_syminfo): Rename parameter pc to addr.
  24         * btest.c (global): New global variable.
  25         (test5): New test.
  26         (main): Call test5.
  27
  28 2013-10-17  Ian Lance Taylor  <iant@google.com>
  29
  30         * elf.c (elf_add): Don't get the wrong offsets if a debug section
  31         is missing.
  32
  33 2013-10-15  David Malcolm  <dmalcolm@redhat.com>
  34
  35         * configure.ac: Add --enable-host-shared, setting up
  36         pre-existing PIC_FLAG variable within Makefile.am et al.
  37         * configure: Regenerate.
  38
  39 2013-09-20  Alan Modra  <amodra@gmail.com>
  40
  41         * configure: Regenerate.
  42
  43 2013-07-23  Alexander Monakov  <amonakov@ispras.ru>
  44
  45         * elf.c (elf_syminfo): Loop over the elf_syminfo_data chain.
  46
  47 2013-07-23  Alexander Monakov  <amonakov@ispras.ru>
  48
  49         * elf.c (backtrace_initialize): Pass elf_fileline_fn to
  50         dl_iterate_phdr callbacks.
  51
  52 2013-03-25  Ian Lance Taylor  <iant@google.com>
  53
  54         * alloc.c: #include <sys/types.h>.
  55         * mmap.c: Likewise.
  56
  57 2013-01-31  Ian Lance Taylor  <iant@google.com>
  58
  59         * dwarf.c (read_function_info): Permit fvec parameter to be NULL.
  60         (dwarf_lookup_pc): Don't use ddata->fvec if threaded.
  61
  62 2013-01-25  Jakub Jelinek  <jakub@redhat.com>
  63
  64         PR other/56076
  65         * dwarf.c (read_line_header): Don't crash if DW_AT_comp_dir
  66         attribute was not seen.
  67
  68 2013-01-16  Ian Lance Taylor  <iant@google.com>
  69
  70         * dwarf.c (struct unit): Add filename and abs_filename fields.
  71         (build_address_map): Set new fields when reading unit.
  72         (dwarf_lookup_pc): If we don't find an entry in the line table,
  73         just return the main file name.
  74
  75 2013-01-14  Richard Sandiford  <rdsandiford@googlemail.com>
  76
  77         Update copyright years.
  78
  79 2013-01-01  Ian Lance Taylor  <iant@google.com>
  80
  81         PR bootstrap/54834
  82         * Makefile.am (AM_CPPFLAGS): Remove -I ../gcc/include and -I
  83         $(MULTIBUILDTOP)/../../gcc/include.
  84         * Makefile.in: Rebuild.
  85
  86 2013-01-01  Ian Lance Taylor  <iant@google.com>
  87
  88         PR other/55536
  89         * mmap.c (backtrace_alloc): Don't call sync functions if not
  90         threaded.
  91         (backtrace_free): Likewise.
  92
  93 2012-12-12  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
  94
  95         * mmapio.c: Define MAP_FAILED if not defined.
  96
  97 2012-12-11  Jakub Jelinek  <jakub@redhat.com>
  98
  99         PR bootstrap/54926
 100         * Makefile.am (AM_CFLAGS): Remove -frandom-seed=$@.
 101         * configure.ac: If --with-target-subdir, add -frandom-seed=$@
 102         to EXTRA_FLAGS unconditionally, otherwise check whether the compiler
 103         accepts it.
 104         * Makefile.in: Regenerated.
 105         * configure: Regenerated.
 106
 107 2012-12-07  Jakub Jelinek  <jakub@redhat.com>
 108
 109         PR bootstrap/54926
 110         * Makefile.am (AM_CFLAGS): Add -frandom-seed=$@.
 111         * Makefile.in: Regenerated.
 112
 113 2012-11-20  Ian Lance Taylor  <iant@google.com>
 114
 115         * dwarf.c (read_attribute): Always clear val.
 116
 117 2012-11-13  Ian Lance Taylor  <iant@google.com>
 118
 119         PR other/55312
 120         * configure.ac: Only add -Werror if building a target library.
 121         * configure: Rebuild.
 122
 123 2012-11-12  Ian Lance Taylor  <iant@google.com>
 124             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 125             Gerald Pfeifer  <gerald@pfeifer.com>
 126
 127         * configure.ac: Check for getexecname.
 128         * fileline.c: #include <errno.h>.  Define getexecname if not
 129         available.
 130         (fileline_initialize): Try to find the executable in a few
 131         different ways.
 132         * print.c (error_callback): Only print the filename if it came
 133         from the backtrace state.
 134         * configure, config.h.in: Rebuild.
 135
 136 2012-10-29  Ian Lance Taylor  <iant@google.com>
 137
 138         * mmap.c (backtrace_vector_release): Correct last patch: add
 139         aligned, not size.
 140
 141 2012-10-29  Ian Lance Taylor  <iant@google.com>
 142
 143         * mmap.c (backtrace_vector_release): Make sure freed block is
 144         aligned on 8-byte boundary.
 145
 146 2012-10-26  Ian Lance Taylor  <iant@google.com>
 147
 148         PR other/55087
 149         * posix.c (backtrace_open): Add does_not_exist parameter.
 150         * elf.c (phdr_callback): Do not warn if shared library could not
 151         be opened.
 152         * fileline.c (fileline_initialize): Update calls to
 153         backtrace_open.
 154         * internal.h (backtrace_open): Update declaration.
 155
 156 2012-10-26  Jack Howarth  <howarth@bromo.med.uc.edu>
 157
 158         PR target/55061
 159         * configure.ac: Check for _Unwind_GetIPInfo function declaration.
 160         * configure: Regenerate.
 161
 162 2012-10-24  Ian Lance Taylor  <iant@google.com>
 163
 164         PR target/55061
 165         * configure.ac: Check whether -funwind-tables option works.
 166         * configure: Rebuild.
 167
 168 2012-10-11  Ian Lance Taylor  <iant@google.com>
 169
 170         * configure.ac: Do not use dl_iterate_phdr on Solaris 10.
 171         * configure: Rebuild.
 172
 173 2012-10-10  Ian Lance Taylor  <iant@google.com>
 174
 175         * elf.c: Rename all Elf typedefs to start with b_elf, and be all
 176         lower case.
 177
 178 2012-10-10  Hans-Peter Nilsson  <hp@bitrange.com>
 179
 180         * elf.c (elf_add_syminfo_data): Add casts to avoid warning.
 181
 182 2012-10-09  Ian Lance Taylor  <iant@google.com>
 183
 184         * dwarf.c (dwarf_fileline): Add cast to avoid warning.
 185         (backtrace_dwarf_add): Likewise.
 186
 187 2012-10-09  Ian Lance Taylor  <iant@google.com>
 188
 189         Add support for tracing through shared libraries.
 190         * configure.ac: Check for link.h and dl_iterate_phdr.
 191         * elf.c: #include <link.h> if system has dl_iterate_phdr.  #undef
 192         ELF macros before #defining them.
 193         (dl_phdr_info, dl_iterate_phdr): Define if system does not have
 194         dl_iterate_phdr.
 195         (struct elf_syminfo_data): Add next field.
 196         (elf_initialize_syminfo): Initialize next field.
 197         (elf_add_syminfo_data): New static function.
 198         (elf_add): New static function, broken out of
 199         backtrace_initialize.  Call backtrace_dwarf_add instead of
 200         backtrace_dwarf_initialize.
 201         (struct phdr_data): Define.
 202         (phdr_callback): New static function.
 203         (backtrace_initialize): Call elf_add.
 204         * dwarf.c (struct dwarf_data): Add next and base_address fields.
 205         (add_unit_addr): Add base_address parameter.  Change all callers.
 206         (add_unit_ranges, build_address_map): Likewise.
 207         (add_line): Add ddata parameter.  Change all callers.
 208         (read_line_program, add_function_range): Likewise.
 209         (dwarf_lookup_pc): New static function, broken out of
 210         dwarf_fileline.
 211         (dwarf_fileline): Call dwarf_lookup_pc.
 212         (build_dwarf_data): New static function.
 213         (backtrace_dwarf_add): New function.
 214         (backtrace_dwarf_initialize): Remove.
 215         * internal.h (backtrace_dwarf_initialize): Don't declare.
 216         (backtrace_dwarf_add): Declare.
 217         * configure, config.h.in: Rebuild.
 218
 219 2012-10-04  Gerald Pfeifer  <gerald@pfeifer.com>
 220
 221         * btest.c (f23): Avoid uninitialized variable warning.
 222
 223 2012-10-04  Ian Lance Taylor  <iant@google.com>
 224
 225         * dwarf.c: If the system header files do not declare strnlen,
 226         provide our own version.
 227
 228 2012-10-03  Ian Lance Taylor  <iant@google.com>
 229
 230         * dwarf.c (read_uleb128): Fix overflow test.
 231         (read_sleb128): Likewise.
 232         (build_address_map): Don't change unit_buf.start.
 233
 234 2012-10-02  Uros Bizjak  <ubizjak@gmail.com>
 235
 236         PR other/54761
 237         * configure.ac (EXTRA_FLAGS): New.
 238         * Makefile.am (AM_FLAGS): Add $(EXTRA_FLAGS).
 239         * configure, Makefile.in: Regenerate.
 240
 241 2012-09-29  Ian Lance Taylor  <iant@google.com>
 242
 243         PR other/54749
 244         * fileline.c (fileline_initialize): Pass errnum as -1 when
 245         reporting that we could not read executable information after a
 246         previous failure.
 247
 248 2012-09-27  Ian Lance Taylor  <iant@google.com>
 249
 250         PR bootstrap/54732
 251         * configure.ac: Add no-dependencies to AM_INIT_AUTOMAKE.
 252         * Makefile.am: Add dependencies for all objects.
 253         * configure, aclocal.m4, Makefile.in: Rebuild.
 254
 255 2012-09-27  Ian Lance Taylor  <iant@google.com>
 256
 257         PR other/54726
 258         * elf.c (backtrace_initialize): Set *fileln_fn, not
 259         state->fileln_fn.
 260
 261 2012-09-19  Ian Lance Taylor  <iant@google.com>
 262
 263         * configure.ac: Only use GCC_CHECK_UNWIND_GETIPINFO when compiled
 264         as a target library.
 265         * configure: Rebuild.
 266
 267 2012-09-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 268             Ian Lance Taylor  <iant@google.com>
 269
 270         * configure.ac (GCC_HEADER_STDINT): Invoke.
 271         * backtrace.h: If we can't find <stdint.h>, use "gstdint.h".
 272         * btest.c: Don't include <stdint.h>.
 273         * dwarf.c: Likewise.
 274         * configure, aclocal.m4, Makefile.in, config.h.in: Rebuild.
 275
 276 2012-09-18  Ian Lance Taylor  <iant@google.com>
 277
 278         PR bootstrap/54623
 279         * Makefile.am (AM_CPPFLAGS): Define.
 280         (AM_CFLAGS): Remove -I options.
 281         * Makefile.in: Rebuild.
 282
 283 2012-09-18  Ian Lance Taylor  <iant@google.com>
 284
 285         * posix.c (O_BINARY): Define if not defined.
 286         (backtrace_open): Pass O_BINARY to open.  Only call fcntl if
 287         HAVE_FCNTL is defined.
 288         * configure.ac: Test for the fcntl function.
 289         * configure, config.h.in: Rebuild.
 290
 291 2012-09-18  Ian Lance Taylor  <iant@google.com>
 292
 293         * btest.c (test1, test2, test3, test4): Add the unused attribute.
 294
 295 2012-09-18  Ian Lance Taylor  <iant@google.com>
 296
 297         * dwarf.c: Correct test of HAVE_DECL_STRNLEN.
 298
 299 2012-09-18  Ian Lance Taylor  <iant@google.com>
 300
 301         * configure.ac: Add AC_USE_SYSTEM_EXTENSIONS.
 302         * mmapio.c: Don't define _GNU_SOURCE.
 303         * configure, config.h.in: Rebuild.
 304
 305 2012-09-18  Ian Lance Taylor  <iant@google.com>
 306
 307         * configure.ac: Check whether strnlen is declared.
 308         * dwarf.c: Declare strnlen if not declared.
 309         * configure, config.h.in: Rebuild.
 310
 311 2012-09-18  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 312
 313         * fileline.c: Include <stdlib.h>.
 314         * mmap.c: Likewise.
 315
 316 2012-09-17  Ian Lance Taylor  <iant@google.com>
 317
 318         PR bootstrap/54611
 319         * nounwind.c (backtrace_full): Rename from backtrace.  Add state
 320         parameter.
 321
 322 2012-09-17  Gerald Pfeifer  <gerald@pfeifer.com>
 323
 324         PR bootstrap/54611
 325         * nounwind.c (backtrace_simple): Add state parameter.
 326
 327 2012-09-17  Ian Lance Taylor  <iant@google.com>
 328
 329         PR bootstrap/54609
 330         * unknown.c (unknown_fileline): Add state parameter, remove
 331         fileline_data parameter, name error_callback parameter.
 332         (backtrace_initialize): Add state parameter.
 333
 334 2012-09-17  Ian Lance Taylor  <iant@google.com>
 335
 336         * Initial implementation.