https://mariadb.atlassian.net/browse/MDEV-28
This task implements a new clause LIMIT ROWS EXAMINED <num>
as an extention to the ANSI LIMIT clause. This extension
allows to limit the number of rows and/or keys a query
would access (read and/or write) during query execution.
storage/innobase/include/sync0rw.ic:
Prerequisite for compiling with gcc4 on solaris: ignore result from
os_compare_and_swap_ulint
storage/myisam/mi_dynrec.c:
Prerequisite for compiling with gcc4 on solaris: cast to void*
Fixed supression in mysql-test-run so it also works on windows.
mysql-test/mysql-test-run.pl:
Fixed supression so it also works on windows.
mysql-test/valgrind.supp:
More general handling of memory loss in dlclose (backported from 5.2)
sql/signal_handler.cc:
Added newlines around link to how to do bug reports
"safe exception patch".
Remove misleading comments suggesting about signal() Windows, the routine here
is part of a exception handler, and sig parameter is an exception code.
Fixed README with link to source
Merged InnoDB change to XtraDB
README:
Added information of where to find MariaDB code
storage/archive/ha_archive.cc:
Removed memset() of rows, a MariaDB checksum's doesn't touch not used data.
handle_segfault is the signal handler code of mysqld. however, it makes
calls to potentially unsafe functions localtime_r, fprintf, fflush.
include/my_stacktrace.h:
Add safe versions of itoa() write() and snprintf().
libmysqld/CMakeLists.txt:
Move signal handler to separate file.
mysys/stacktrace.c:
Remove unsafe function calls.
sql/CMakeLists.txt:
Move signal handler to separate file.
sql/mysqld.cc:
Move signal handler to separate file.
sql/set_var.h:
Add missing #include dependency.
sql/sys_vars.cc:
Cleanup .h and .cc files.
sql/sys_vars.h:
Cleanup .h and .cc files.
handle_segfault is the signal handler code of mysqld. however, it makes
calls to potentially unsafe functions localtime_r, fprintf, fflush.
include/my_stacktrace.h:
Add safe versions of itoa() write() and snprintf().
libmysqld/CMakeLists.txt:
Move signal handler to separate file.
mysys/stacktrace.c:
Remove unsafe function calls.
sql/CMakeLists.txt:
Move signal handler to separate file.
sql/Makefile.am:
Move signal handler to separate file.
sql/mysqld.cc:
Move signal handler to separate file.
sql/signal_handler.cc:
Remove unsafe function calls.
