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* my_safe_process: try to kill the process softly firstSergei Golubchik2022-08-101-2/+9
| | | | | | | first SIGTERM and if the process didn't die in 10 seconds, SIGKILL it. This allows various tools like `rr`, `gcov`, `gprof`, etc to flush their data to disk properly
* Merge 10.2 into 10.3Marko Mäkelä2019-08-211-0/+2
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| * MDEV-20377: Fix uninitialized memory in mysqltestMarko Mäkelä2019-08-191-0/+2
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* | Merge 10.2 into 10.3Marko Mäkelä2019-05-141-1/+1
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| * Merge branch '5.5' into 10.1Vicențiu Ciorbaru2019-05-111-1/+1
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| | * Update FSF AddressVicențiu Ciorbaru2019-05-111-1/+1
| | | | | | | | | | | | * Update wrong zip-code
* | | Better crash reports on OS XSergey Vojtovich2018-05-211-0/+50
|/ / | | | | | | | | Symlink core from default location (/cores/core.%P), so that lldb can handle it.
* | Merge branch '10.0' into 10.1Sergei Golubchik2018-05-051-8/+6
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| * | MDEV-16084 Calling exit() from a signal handler is unsafe.Vladislav Vaintroub2018-05-031-8/+6
| |/ | | | | | | Call _exit() from signal handler. main() can just do return.
* | test failureSergei Golubchik2015-09-041-7/+15
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* MDEV-7659 buildbot may leave stale mysqldSergei Golubchik2015-03-061-5/+13
| | | | | | | | | | | | | | | safe_process puts its children (mysqld, in this case) into a separate process group, to be able to kill it all at once. buildslave kills mtr's process group when it loses connection to the master. result? buildslave kills mtr and safe_process, but leaves stale mysqld processes in their own process groups. fix: put safe_process itself into a separate process group, then buildslave won't kill it and safe_process will kill mysqld'd and itself when it will notice that the parent mtr no longer exists.
* MDEV-7448 - mtr may leave stale mysqldSergey Vojtovich2015-01-141-0/+3
| | | | | | Let mtr handle SIGHUP the same way as SIGINT. This solves stale mysqld processes left after broken/closed ssh connection.
* MySQL-5.5.36 mergeSergei Golubchik2014-02-171-1/+1
|\ | | | | | | (without few incorrect bugfixes and with 1250 files where only a copyright year was changed)
| * Updated/added copyright headersMurthy Narkedimilli2014-01-061-1/+1
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* | mysql-5.5.32 mergeSergei Golubchik2013-07-161-1/+1
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| * Fix for Bug 16395495 - OLD FSF ADDRESS IN GPL HEADERMurthy Narkedimilli2013-03-191-1/+1
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* | merge with mysql-5.5.30 minus few incorrect or not applicable changesetsSergei Golubchik2013-02-281-4/+11
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| * upmerge 5.1 => 5.5unknown2012-11-261-4/+11
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| | * Bug #14757120 - SAFE_PROCESS.CC/SAFE_PROCESS.PL SHOULD NOT KILL MYSQLD ON ↵unknown2012-11-261-4/+11
| | | | | | | | | | | | SIGSTOP/SIGCONT
* | | 5.3 mergeSergei Golubchik2012-01-131-1/+1
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| * \ \ Initail merge with MySQL 5.1 (XtraDB still needs to be merged)Michael Widenius2011-11-211-2/+3
| |\ \ \ | | | |/ | | |/| | | | | Fixed up copyright messages.
| | * | Updated/added copyright headersKent Boortz2011-06-301-2/+3
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| * | | Merge with MySQL 5.1.57/58Michael Widenius2011-05-021-1/+1
| |\ \ \ | | |/ / | | | | | | | | Moved some BSD string functions from Unireg
* | | | 5.5-mergeSergei Golubchik2011-07-021-3/+8
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| * | Bug #59489 Enable setting of env. variables for mysqld from mtrBjorn Munch2011-01-271-3/+8
| |/ | | | | | | | | | | | | | | Added --mysqld-env option, propagate via safe_process Simplified: should be safe to set in parent safe_process after it's started Addendum: catch cases of --mysqld-env w/o value, assume env.var name never begins with "--"
| * Fixed copyright headers in mtr src filesBjorn Munch2011-01-181-1/+1
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* | Merge with MySQL 5.1.50Michael Widenius2010-08-271-1/+1
|\ \ | |/ | | | | | | | | | | | | | | | | - Changed to still use bcmp() in certain cases becasue - Faster for short unaligneed strings than memcmp() - Bettern when using valgrind - Changed to use my_sprintf() instead of sprintf() to get higher portability for old systems - Changed code to use MariaDB version of select->skip_record() - Removed -%::SCCS/s.% from Makefile.am:s to remove automake warnings
| * Bug#53445: Build with -Wall and fix warnings that it generatesDavi Arnaut2010-07-021-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Apart strict-aliasing warnings, fix the remaining warnings generated by GCC 4.4.4 -Wall and -Wextra flags. One major source of warnings was the in-house function my_bcmp which (unconventionally) took pointers to unsigned characters as the byte sequences to be compared. Since my_bcmp and bcmp are deprecated functions whose only difference with memcmp is the return value, every use of the function is replaced with memcmp as the special return value wasn't actually being used by any caller. There were also various other warnings, mostly due to type mismatches, missing return values, missing prototypes, dead code (unreachable) and ignored return values. BUILD/SETUP.sh: Remove flags that are implied by -Wall and -Wextra. Do not warn about unused parameters in C++. BUILD/check-cpu: Print only the compiler version instead of verbose banner. Although the option is gcc specific, the check was only being used for GCC specific checks anyway. client/mysql.cc: bcmp is no longer defined. client/mysqltest.cc: Pass a string to function expecting a format string. Replace use of bcmp with memcmp. cmd-line-utils/readline/Makefile.am: Always define _GNU_SOURCE when compiling GNU readline. Required to make certain prototypes visible. cmd-line-utils/readline/input.c: Condition for the code to be meaningful. configure.in: Remove check for bcmp. extra/comp_err.c: Use appropriate type. extra/replace.c: Replace use of bcmp with memcmp. extra/yassl/src/crypto_wrapper.cpp: Do not ignore the return value of fgets. Retrieve the file position if fgets succeed -- if it fails, the function will bail out and return a error. extra/yassl/taocrypt/include/blowfish.hpp: Use a single array instead of accessing positions of the sbox_ through a subscript to pbox_. extra/yassl/taocrypt/include/runtime.hpp: One definition of such functions is enough. extra/yassl/taocrypt/src/aes.cpp: Avoid potentially ambiguous conditions. extra/yassl/taocrypt/src/algebra.cpp: Rename arguments to avoid shadowing related warnings. extra/yassl/taocrypt/src/blowfish.cpp: Avoid potentially ambiguous conditions. extra/yassl/taocrypt/src/integer.cpp: Do not define type within a anonymous union. Use a variable to return a value instead of leaving the result in a register -- compiler does not know the logic inside the asm. extra/yassl/taocrypt/src/misc.cpp: Define handler for pure virtual functions. Remove unused code. extra/yassl/taocrypt/src/twofish.cpp: Avoid potentially ambiguous conditions. extra/yassl/testsuite/test.hpp: Function must have C language linkage. include/m_string.h: Remove check which relied on bcmp being defined -- they weren't being used as bcmp is only visible when _BSD_SOURCE is defined. include/my_bitmap.h: Remove bogus helpers which were used only in a few files and were causing warnings about dead code. include/my_global.h: Due to G++ bug, always silence false-positive uninitialized variables warnings when compiling C++ code with G++. Remove bogus helper. libmysql/Makefile.shared: Remove built-in implementation of bcmp. mysql-test/lib/My/SafeProcess/safe_process.cc: Cast pid to largest possible type for a process identifier. mysys/mf_loadpath.c: Leave space of the ending nul. mysys/mf_pack.c: Replace bcmp with memcmp. mysys/my_bitmap.c: Dead code removal. mysys/my_gethwaddr.c: Remove unused variable. mysys/my_getopt.c: Silence bogus uninitialized variable warning. Do not cast away the constant qualifier. mysys/safemalloc.c: Cast to expected type. mysys/thr_lock.c: Silence bogus uninitialized variable warning. sql/field.cc: Replace bogus helper with a more appropriate logic which is used throughout the code. sql/item.cc: Remove bogus logical condition which always evaluates to TRUE. sql/item_create.cc: Simplify code to avoid signedness related warnings. sql/log_event.cc: Replace use of bcmp with memcmp. No need to use helpers for simple bit operations. sql/log_event_old.cc: Replace bmove_align with memcpy. sql/mysqld.cc: Move use declaration of variable to the ifdef block where it is used. Remove now-unnecessary casts and arguments. sql/set_var.cc: Replace bogus helpers with simple and classic bit operations. sql/slave.cc: Cast to expected type and silence bogus warning. sql/sql_class.h: Don't use enum values as bit flags, the supposed type safety is bogus as the combined bit flags are not a value in the enumeration. sql/udf_example.c: Only declare variable when necessary. sql/unireg.h: Replace use of bmove_align with memcpy. storage/innobase/os/os0file.c: Silence bogus warning. storage/myisam/mi_open.c: Remove bogus cast, DBUG_DUMP expects a pointer to unsigned char. storage/myisam/mi_page.c: Remove bogus cast, DBUG_DUMP expects a pointer to unsigned char. strings/bcmp.c: Remove built-in bcmp. strings/ctype-ucs2.c: Silence bogus warning. tests/mysql_client_test.c: Use a appropriate type as expected by simple_command().
* | Fixed race condition in safe_process.cc which may have caused some ↵Michael Widenius2010-04-081-33/+14
| | | | | | | | | | | | | | | | | | mysqltests to be reported as failed even if they succeded. mysql-test/lib/My/SafeProcess/safe_process.cc: Fixed race condition when getting a signal while calling waitpid() Don't send kill on killed processes Return different exit codes depending on how we die.
* | Fixed compiler warnings and sporadic failures in test casesMichael Widenius2010-03-281-1/+1
|/ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | mysql-test/extra/rpl_tests/rpl_tmp_table_and_DDL.test: Added missing sync_slave_with_master; Fixes random failures mysql-test/include/default_mysqld.cnf: default-character-set -> character-set-server (removes warning in error files for usage of deprecated options) mysql-test/lib/My/SafeProcess/safe_process.cc: Fixed compiler warning mysql-test/lib/v1/mysql-test-run.pl: default-character-set -> character-set-server (removes warning in error files for usage of deprecated options) mysql-test/suite/rpl/r/rpl_do_grant.result: Updated test results mysql-test/suite/rpl/t/rpl_do_grant.test: Added missing sync_slave_with_master; Fixes random failures Had to explictely do stop slave before DROP USER to avoid failure on slave as the user is already dropped on slave. mysql-test/suite/rpl/t/rpl_name_const.test: Added missing sync_slave_with_master; Fixes random failures mysql-test/suite/rpl/t/rpl_row_basic_11bugs.test: Added missing sync_slave_with_master; Fixes random failures mysql-test/t/bug47671-master.opt: default-character-set -> character-set-server (removes warning in error files for usage of deprecated options) mysql-test/t/ctype_latin1_de-master.opt: default-character-set -> character-set-server (removes warning in error files for usage of deprecated options) mysql-test/t/ctype_ucs2_def-master.opt: default-character-set -> character-set-server (removes warning in error files for usage of deprecated options) sql-common/client.c: Fixed compiler warning sql/item.cc: Renamed function to remove compiler warnings (with gcc) sql/item.h: Renamed function to remove compiler warnings (with gcc) sql/item_cmpfunc.cc: Renamed function to remove compiler warnings (with gcc) sql/item_create.cc: Renamed function to remove compiler warnings (with gcc) sql/item_create.h: Renamed function to remove compiler warnings (with gcc) sql/item_sum.cc: Renamed function to remove compiler warnings (with gcc) sql/item_sum.h: Renamed function to remove compiler warnings (with gcc) sql/set_var.cc: Don't use bit_do_set() / bot_is_set() / bit_do_clear() as this generates compiler warnings (They are also of no use as we know the value can hold the bits) sql/sql_yacc.yy: Renamed function to remove compiler warnings (with gcc) storage/example/ha_example.h: Fixed old read_time() prototype storage/maria/ma_search.c: Added extra variables to remove compiler warnings storage/maria/maria_def.h: Added extra variables to remove compiler warnings storage/myisam/ft_stopwords.c: Added cast to get rid of compiler warning storage/xtradb/fil/fil0fil.c: Added cast to get rid of compiler warning storage/xtradb/include/page0page.h: Added const to get rid of compiler warning storage/xtradb/include/page0page.ic: Added const to get rid of compiler warning support-files/compiler_warnings.supp: Added suppression of strict-aliasing
* Fix warnings generated by SunStudio and GCC.Davi Arnaut2009-07-081-11/+14
| | | | | | | | | Based upon patch contributed by Stewart Smith mysql-test/lib/My/SafeProcess/safe_process.cc: Fix style -- remove unneeded spaces. Specify C linkage for the signal handling functions. Check return value from read()/write().
* Bug #43597 Fix for Bug 43410 breaks build on Power Mac due to incomplete ↵Bjorn Munch2009-03-121-0/+1
| | | | | | | sys/resource.h Added include of sys/time.h
* Bug #43410 --skip-core-file has no effect if core file size is setBjorn Munch2009-03-091-1/+15
| | | | | | Would not prevent mysqld from core dumping Passes --nocore arg to safe_process, which then sets rlimit core to 0 for child
* Bug #40399 Please make mtr print stack trace after every failureBjorn Munch2009-01-211-0/+11
| | | | | | | | | | | | | | | | SIGABRT is sent to relevant processes after a timeout client/mysqltest.cc: Fixed signal handlers to mysqltest actually dumps core mysql-test/lib/My/CoreDump.pm: Added support for dbx mysql-test/lib/My/SafeProcess.pm: Added dump_core to force process to dump core mysql-test/lib/My/SafeProcess/safe_process.cc: Traps SIGABRT and sends this on to child mysql-test/mysql-test-run.pl: When test times out, force core dumps on mysqltest and servers
* Don't ignore SIGCHLD since that affects waitpid on some platformsunknown2008-03-041-7/+6
| | | | | | | | Fix spelling error Move exit_code into local scope
* Add C version of safe_process unknown2008-01-181-0/+267
BitKeeper/etc/ignore: Added mysql-test/lib/My/SafeProcess/my_safe_process to the ignore list configure.in: Add Makefile to build safe_process mysql-test/Makefile.am: Build lib/My/SafeProcess mysql-test/lib/My/SafeProcess.pm: Use C version of safe_process mysql-test/lib/t/SafeProcessStress.pl: Decrease number of loops mysql-test/lib/My/SafeProcess/Makefile.am: New BitKeeper file ``mysql-test/lib/My/SafeProcess/Makefile.am'' mysql-test/lib/My/SafeProcess/safe_process.cc: New BitKeeper file ``mysql-test/lib/My/SafeProcess/safe_process.cc''