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Merge with MySQL 5.1.50

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- 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
This commit is contained in:
Michael Widenius
2010-08-27 17:12:44 +03:00
parent 9bc9855c16 7909541953
commit ad6d95d3cb
246 changed files with 3488 additions and 1500 deletions
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7
include/my_pthread.h
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@@ -274,13 +274,14 @@ int sigwait(sigset_t *setp, int *sigp); /* Use our implemention */
we want to make sure that no such flags are set.
*/
#if defined(HAVE_SIGACTION) && !defined(my_sigset)
#define my_sigset(A,B) do { struct sigaction l_s; sigset_t l_set; int l_rc; \
#define my_sigset(A,B) do { struct sigaction l_s; sigset_t l_set; \
IF_DBUG(int l_rc); \
DBUG_ASSERT((A) != 0); \
sigemptyset(&l_set); \
l_s.sa_handler = (B); \
l_s.sa_mask = l_set; \
l_s.sa_flags = 0; \
l_rc= sigaction((A), &l_s, (struct sigaction *) NULL);\
IF_DBUG(l_rc=) sigaction((A), &l_s, NULL); \
DBUG_ASSERT(l_rc == 0); \
} while (0)
#elif defined(HAVE_SIGSET) && !defined(my_sigset)
@@ -755,7 +756,7 @@ extern uint thd_lib_detected;
The implementation is guaranteed to be thread safe, on all platforms.
Note that the calling code should *not* assume the counter is protected
by the mutex given, as the implementation of these helpers may change
to use my_atomic operations instead.
to use atomic operations instead.
*/
/*