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Cleanup of thread-type (linuxthread or NTPL) detection code

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Move get_thread_lib to mysys/my_pthread.c
Set 'thr_client_alarm' to signal number used by thr_alarm to give alarms



include/my_global.h:
  Fixed to be same as in 5.1
include/my_pthread.h:
  Move things around to be more in line with rest of code
include/thr_alarm.h:
  extern of thr_client_alarm
mysys/default.c:
  Fixed two wrong pointer incrementations.
mysys/my_pthread.c:
  Cleanup: Use variable thr_client_alarm
mysys/my_thr_init.c:
  Detect thread library at startup
mysys/thr_alarm.c:
  Set thr_client_alarm depending on which thread library we are using
sql/mysqld.cc:
  Move get_thread_lib to mysys/my_pthread.c
This commit is contained in:
unknown 2007-01-25 20:10:31 +02:00
commit 2ec2fa6d08
8 changed files with 58 additions and 53 deletions
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5
include/my_global.h
View file

@ -348,10 +348,7 @@ int __void__;
#endif
/* Define some useful general macros */
#if defined(__cplusplus) && defined(__GNUC__)
#define max(a, b) ((a) >? (b))
#define min(a, b) ((a) <? (b))
#elif !defined(max)
#if !defined(max)
#define max(a, b) ((a) > (b) ? (a) : (b))
#define min(a, b) ((a) < (b) ? (a) : (b))
#endif

16
include/my_pthread.h
View file

@ -28,14 +28,6 @@
extern "C" {
#endif /* __cplusplus */
/* Thread library */
#define THD_LIB_OTHER 1
#define THD_LIB_NPTL 2
#define THD_LIB_LT 4
extern uint thd_lib_detected;
#if defined(__WIN__) || defined(OS2)
#ifdef OS2
@ -684,6 +676,14 @@ extern struct st_my_thread_var *_my_thread_var(void) __attribute__ ((const));
*/
extern pthread_t shutdown_th, main_th, signal_th;
/* Which kind of thread library is in use */
#define THD_LIB_OTHER 1
#define THD_LIB_NPTL 2
#define THD_LIB_LT 4
extern uint thd_lib_detected;
/* statistics_xxx functions are for not essential statistic */
#ifndef thread_safe_increment

2
include/thr_alarm.h
View file

@ -93,6 +93,8 @@ typedef struct st_alarm {
my_bool malloced;
} ALARM;
extern uint thr_client_alarm;
#define thr_alarm_init(A) (*(A))=0
#define thr_alarm_in_use(A) (*(A)!= 0)
void init_thr_alarm(uint max_alarm);