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restored run-time thread lib detection

Browse Source 
sql/stacktrace.c:
  removed code duplication
sql/stacktrace.h:
  removed code duplication
This commit is contained in:
unknown
2007-03-28 15:33:29 +02:00
parent 143151229f
commit f8eed3c1ce
8 changed files with 81 additions and 64 deletions
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21
mysys/my_thr_init.c
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@@ -20,6 +20,7 @@
#include "mysys_priv.h"
#include <m_string.h>
#include <signal.h>
#ifdef THREAD
#ifdef USE_TLS
@@ -63,6 +64,8 @@ nptl_pthread_exit_hack_handler(void *arg __attribute((unused)))
#endif
static uint get_thread_lib(void);
/*
initialize thread environment
@@ -76,6 +79,8 @@ nptl_pthread_exit_hack_handler(void *arg __attribute((unused)))
my_bool my_thread_global_init(void)
{
thd_lib_detected= get_thread_lib();
if (pthread_key_create(&THR_KEY_mysys,0))
{
fprintf(stderr,"Can't initialize threads: error %d\n",errno);
@@ -395,4 +400,20 @@ const char *my_thread_name(void)
}
#endif /* DBUG_OFF */
static uint get_thread_lib(void)
{
char buff[64];
#ifdef _CS_GNU_LIBPTHREAD_VERSION
confstr(_CS_GNU_LIBPTHREAD_VERSION, buff, sizeof(buff));
if (!strncasecmp(buff, "NPTL", 4))
return THD_LIB_NPTL;
if (!strncasecmp(buff, "linuxthreads", 12))
return THD_LIB_LT;
#endif
return THD_LIB_OTHER;
}
#endif /* THREAD */