Merge abarkov@bk-internal:/home/bk/mysql-5.0

into  mysql.com:/usr/home/bar/mysql-5.0.b9278


mysql-test/t/cast.test:
  Auto merged
strings/ctype-big5.c:
  Auto merged
strings/ctype-tis620.c:
  Auto merged
mysql-test/r/cast.result:
  Auto merged
mysql-test/r/select.result:
  Auto merged

3 files changed, 22 insertions, 24 deletions

diff --git a/include/config-win.h b/include/config-win.h
index 4eaf97cd4f5..fe099c11a2f 100644
--- a/include/config-win.h
+++ b/include/config-win.h
@@ -193,7 +193,7 @@ typedef uint rf_SetTimer;
 
 /* Convert some simple functions to Posix */
 
-#define sigset(A,B) signal((A),(B))
+#define my_sigset(A,B) signal((A),(B))
 #define finite(A) _finite(A)
 #define sleep(A)  Sleep((A)*1000)
 #define popen(A) popen(A,B) _popen((A),(B))
diff --git a/include/m_string.h b/include/m_string.h
index 33ba9c155c2..c02ce92cd88 100644
--- a/include/m_string.h
+++ b/include/m_string.h
@@ -129,15 +129,6 @@ extern	void bmove_align(gptr dst,const gptr src,uint len);
 #define bmove512(A,B,C) memcpy(A,B,C)
 #endif
 
-#ifdef HAVE_purify
-#define memcpy_overlap(A,B,C) \
-DBUG_ASSERT((A) <= (B) || ((B)+(C)) <= (A)); \
-bmove((byte*) (A),(byte*) (B),(size_t) (C));
-#else
-#define memcpy_overlap(A,B,C) memcpy((A), (B), (C))
-#endif /* HAVE_purify */
-
-
 	/* Prototypes for string functions */
 
 #if !defined(bfill) && !defined(HAVE_BFILL)
diff --git a/include/my_pthread.h b/include/my_pthread.h
index 1dd1ead7dfa..3d9056541d7 100644
--- a/include/my_pthread.h
+++ b/include/my_pthread.h
@@ -292,8 +292,6 @@ extern int my_pthread_create_detached;
 #undef HAVE_PTHREAD_RWLOCK_RDLOCK
 #undef HAVE_SNPRINTF
 
-#define sigset(A,B) pthread_signal((A),(void (*)(int)) (B))
-#define signal(A,B) pthread_signal((A),(void (*)(int)) (B))
 #define my_pthread_attr_setprio(A,B)
 #endif /* defined(PTHREAD_SCOPE_GLOBAL) && !defined(PTHREAD_SCOPE_SYSTEM) */
 
@@ -325,14 +323,26 @@ extern int my_pthread_cond_init(pthread_cond_t *mp,
 #if !defined(HAVE_SIGWAIT) && !defined(HAVE_mit_thread) && !defined(HAVE_rts_threads) && !defined(sigwait) && !defined(alpha_linux_port) && !defined(HAVE_NONPOSIX_SIGWAIT) && !defined(HAVE_DEC_3_2_THREADS) && !defined(_AIX)
 int sigwait(sigset_t *setp, int *sigp);		/* Use our implemention */
 #endif
-#if !defined(HAVE_SIGSET) && !defined(HAVE_mit_thread) && !defined(sigset)
-#define sigset(A,B) do { struct sigaction s; sigset_t set;              \
-                         sigemptyset(&set);                             \
-                         s.sa_handler = (B);                            \
-                         s.sa_mask    = set;                            \
-                         s.sa_flags   = 0;                              \
-                         sigaction((A), &s, (struct sigaction *) NULL); \
-                       } while (0)
+
+
+/*
+  We define my_sigset() and use that instead of the system sigset() so that
+  we can favor an implementation based on sigaction(). On some systems, such
+  as Mac OS X, sigset() results in flags such as SA_RESTART being set, and
+  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 s; sigset_t set;              \
+                            sigemptyset(&set);                             \
+                            s.sa_handler = (B);                            \
+                            s.sa_mask    = set;                            \
+                            s.sa_flags   = 0;                              \
+                            sigaction((A), &s, (struct sigaction *) NULL); \
+                          } while (0)
+#elif defined(HAVE_SIGSET) && !defined(my_sigset)
+#define my_sigset(A,B) sigset((A),(B))
+#elif !defined(my_sigset)
+#define my_sigset(A,B) signal((A),(B))
 #endif
 
 #ifndef my_pthread_setprio
@@ -412,16 +422,13 @@ struct tm *gmtime_r(const time_t *clock, struct tm *res);
 #define pthread_detach_this_thread() { pthread_t tmp=pthread_self() ; pthread_detach(&tmp); }
 #endif
 
-#ifdef HAVE_DARWIN_THREADS
+#ifdef HAVE_DARWIN5_THREADS
 #define pthread_sigmask(A,B,C) sigprocmask((A),(B),(C))
 #define pthread_kill(A,B) pthread_dummy(0)
 #define pthread_condattr_init(A) pthread_dummy(0)
 #define pthread_condattr_destroy(A) pthread_dummy(0)
-#define pthread_signal(A,B) pthread_dummy(0)
 #undef	pthread_detach_this_thread
 #define pthread_detach_this_thread() { pthread_t tmp=pthread_self() ; pthread_detach(tmp); }
-#undef sigset
-#define sigset(A,B) pthread_signal((A),(void (*)(int)) (B))
 #endif
 
 #if ((defined(HAVE_PTHREAD_ATTR_CREATE) && !defined(HAVE_SIGWAIT)) || defined(HAVE_DEC_3_2_THREADS)) && !defined(HAVE_CTHREADS_WRAPPER)