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WIP: Introduce a compile-time flag to diagnose file locking issues #1368

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WIP: Introduce a compile-time flag to diagnose file locking issues #1368

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6a5a5fc
Initial commit
ianlancetaylor Sep 10, 2016
8424131
libbacktrace: initial commit
ianlancetaylor Sep 10, 2016
ba79a27
all: remove meaningless trailing whitespace
ianlancetaylor Sep 11, 2016
14d377e
README: correct link to C++ unwind API
ianlancetaylor May 29, 2017
17f687d
Update from gcc trunk version of libbacktrace at svn rev 256427. (#8)
thanm Jan 12, 2018
ee9cd27
Restore functionality of 'install' target. (#10)
thanm Jan 15, 2018
862169a
.gitignore: add simple .gitignore file
ianlancetaylor Jan 15, 2018
f2c17c0
libbacktrace: update to GCC SVN revision 256776
ianlancetaylor Jan 17, 2018
4183d76
Add text used for "inflate large" test.
ianlancetaylor Jan 17, 2018
3739537
libbacktrace: rebuild configury with GCC standard tool versions
ianlancetaylor Jan 17, 2018
b0d6903
* mmap.c (backtrace_free_locked): Don't put more than 16 entries
ianlancetaylor Jan 25, 2018
051ecb4
README: mention XCOFF, call this version 1.0
ianlancetaylor Jan 25, 2018
4300eed
* pecoff.c (coff_add): Use coff_read4, not memcpy.
ianlancetaylor Jan 25, 2018
97dd0df
* pecoff.c (coff_add): Another memcpy -> coff_read4 fix.
ianlancetaylor Jan 25, 2018
8a4e4ea
* pecoff.c (coff_add): Only release syms_view if it is valid.
ianlancetaylor Jan 25, 2018
811741b
* elf.c (elf_open_debugfile_by_debuglink): Don't check CRC if the
ianlancetaylor Jan 25, 2018
1779403
* elf.c (elf_add): Close descriptor if we use a debugfile.
ianlancetaylor Jan 31, 2018
012b950
Copy changes from GCC:
ianlancetaylor Apr 17, 2018
1b8128c
* backtrace.c: Revert last change. Don't call mmap
ianlancetaylor Apr 17, 2018
22508c4
config.guess, config.sub: update to current GCC versions
ianlancetaylor Jun 5, 2018
5a99ff7
config.guess, config.sub: update to latest versions
ianlancetaylor Jun 5, 2018
559ab7c
libbacktrace: update to current version from GCC trunk
ianlancetaylor Dec 24, 2019
0f06cda
libbacktrace: support fetching executable name using sysctl
ianlancetaylor Feb 15, 2020
aced4e1
libbacktrace: if debug info large or split, read sections individually
ianlancetaylor Feb 16, 2020
4e14a00
libbacktrace: support short read
ianlancetaylor Feb 16, 2020
75cac30
libbacktrace: update to current libgo test file
ianlancetaylor Feb 16, 2020
bd02146
Update copyright years.
ianlancetaylor Feb 19, 2020
929d620
libbacktrace: always pass -g when compiling test code
ianlancetaylor Feb 19, 2020
4e548e7
libbacktrace: add preliminary Mach-O support
ianlancetaylor Feb 19, 2020
ca0de05
libbacktrace: don't free ELF strtab if error occurs after saving syminfo
ianlancetaylor Feb 19, 2020
7206f5b
libbacktrace: don't crash if ELF file has no sections
ianlancetaylor May 10, 2020
14465a9
libbacktrace: declare getpagesize if necessary
ianlancetaylor May 11, 2020
d68a7ac
libbacktrace: treat EACCESS like ENOENT
ianlancetaylor May 13, 2020
9b7f216
libbacktrace: mark test_large parameter unused in ztest.c
ianlancetaylor May 13, 2020
aaa51b6
libbacktrace: test linker support for DWARF 5
ianlancetaylor Jul 8, 2020
89b2b50
libbacktrace: add Mach-O 64-bit FAT support
ianlancetaylor Aug 24, 2020
886aef3
libbacktrace: only match magic number at start of line
ianlancetaylor Sep 8, 2020
b3b57f9
libbacktrace: correctly swap Mach-O 32-bit file offset
ianlancetaylor Sep 8, 2020
030bd0a
libbacktrace: correct memory lengths in Mach-O dsym support
ianlancetaylor Sep 8, 2020
5dec0fa
libbacktrace: fix tipo in comment
ianlancetaylor Sep 8, 2020
430dc8b
libbacktrace: avoid ambiguous binary search
ianlancetaylor Sep 9, 2020
4ae8d98
libbacktrace: fetch executable path on macOS
ianlancetaylor Sep 9, 2020
2f5efbf
libbacktrace: don't strip leading underscore on 64-bit PE
ianlancetaylor Sep 9, 2020
77bcaa9
libbacktrace: support MiniDebugInfo
ianlancetaylor Sep 14, 2020
753968c
libbacktrace, Mach-O : Support PowerPC archs.
iains Sep 16, 2020
c8a81d4
libbacktrace: use ELF symbol table if no debug info available
ianlancetaylor Sep 17, 2020
95e8e96
libbacktrace: handle pc == low correctly
ianlancetaylor Sep 23, 2020
1286f69
libbacktrace: only run dsymutil with Mach-O
ianlancetaylor Sep 28, 2020
3bd25ab
libbacktrace/ChangeLog:
ianlancetaylor Sep 28, 2020
5009c11
libbacktrace: replace Tom Sawyer with Opticks
ianlancetaylor Oct 1, 2020
73eb180
libbacktrace: use __attribute__((__fallthrough__))
ianlancetaylor Oct 20, 2020
f24e9f4
libbacktrace: update README
ianlancetaylor Oct 26, 2020
1da441c
libbacktrace: correct buffer overflow tests
ianlancetaylor Dec 2, 2020
5496ee0
Update copyright years.
jakubjelinek Jan 4, 2021
0966504
libbacktrace: use correct directory/filename for DWARF 5
ianlancetaylor Jan 18, 2021
dedbe13
libbacktrace: don't fail tests if dwz fails
ianlancetaylor Jan 18, 2021
7854b0b
libbacktrace: check for objcopy --add-gnu-debuglink using --help
ianlancetaylor Feb 12, 2021
59473f7
libbacktrace: pass -1 to error callback for unrecognized DWARF
ianlancetaylor Mar 2, 2021
4f57c99
libbacktrace: don't special case file 0
ianlancetaylor Mar 3, 2021
d0f5e95
config/override.m4: don't require exactly autoconf 2.69
ianlancetaylor May 29, 2021
332522e
configury: update to recent versions
ianlancetaylor Jan 19, 2022
c062afc
configury: support --disable-werror
ianlancetaylor Feb 16, 2022
509f74a
libbacktrace: initialize DWARF 5 fields of unit
ianlancetaylor Feb 16, 2022
2446c66
libbacktrace: gather address ranges from skeleton units
ianlancetaylor Feb 17, 2022
4d2dd0b
libbacktrace: don't skip initial aligned byte in uncompressed block
ianlancetaylor Apr 5, 2022
b6ddb3a
libbacktrace: replace fgrep with grep in configure script
ianlancetaylor Jun 27, 2022
bc78542
libbacktrace: don't let "make clean" remove allocfail.sh
ianlancetaylor Jul 7, 2022
7409767
libbacktrace: don't exit Mach-O dyld library loop on one failure
ianlancetaylor Jul 7, 2022
8602fda
libbacktrace: check for sys/link.h
ianlancetaylor Jul 8, 2022
e5a1699
Fix a use of undefined memory in pecoff.c
alexcrichton Jul 25, 2017
817ac63
Fix a use of uninitialized bytes in pecoff.c
alexcrichton Jul 25, 2017
d811bc0
Use the native Windows way to determine the stacktrace
dscho Nov 18, 2017
e6ce18f
Provide a Windows-specific getexecname()
dscho Nov 18, 2017
2461a33
Add compat/libbacktrace/
dscho Nov 18, 2017
093ca1f
libbacktrace: avoid void * pointer arithmetic
dscho Nov 18, 2017
37ad56f
libbacktrace: generate config.h and backtrace-supported.h
dscho Nov 18, 2017
c6b70b1
Use libbacktrace to debug file locking issues
dscho Nov 18, 2017
d8c57ee
libbacktrace: avoid decl-after-stmt
dscho Jul 18, 2022
f10ac62
WIP: try to use regular libbacktrace API
dscho Jul 18, 2022
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10 changes: 10 additions & 0 deletions Makefile
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Original file line number Diff line number Diff line change
Expand Up @@ -1246,6 +1246,7 @@ BUILTIN_OBJS += builtin/write-tree.o
# upstream unnecessarily (making merging in future changes easier).
THIRD_PARTY_SOURCES += compat/inet_ntop.c
THIRD_PARTY_SOURCES += compat/inet_pton.c
THIRD_PARTY_SOURCES += compat/libbacktrace/%
THIRD_PARTY_SOURCES += compat/nedmalloc/%
THIRD_PARTY_SOURCES += compat/obstack.%
THIRD_PARTY_SOURCES += compat/poll/%
Expand Down Expand Up @@ -1618,6 +1619,15 @@ ifdef OPEN_RETURNS_EINTR
COMPAT_CFLAGS += -DOPEN_RETURNS_EINTR
COMPAT_OBJS += compat/open.o
endif
ifneq (,$(DEBUG_FILE_LOCKS))
BACKTRACE_SOURCES := $(patsubst %,compat/libbacktrace/%,atomic.c \
alloc.c backtrace.c dwarf.c state.c fileline.c posix.c \
pecoff.c sort.c read.c)
BACKTRACE_OBJS := $(patsubst %.c,%.o,$(BACKTRACE_SOURCES))
COMPAT_OBJS += $(BACKTRACE_OBJS)
$(BACKTRACE_OBJS): EXTRA_CPPFLAGS = -I compat/libbacktrace
COMPAT_CFLAGS += -DDEBUG_FILE_LOCKS
endif
ifdef NO_SYMLINK_HEAD
BASIC_CFLAGS += -DNO_SYMLINK_HEAD
endif
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5 changes: 5 additions & 0 deletions compat/libbacktrace/.gitignore
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Original file line number Diff line number Diff line change
@@ -0,0 +1,5 @@
*~
*.o
*.lo
*.a
*.la
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