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-rw-r--r--erts/lib_src/pthread/ethread.c35
1 files changed, 35 insertions, 0 deletions
diff --git a/erts/lib_src/pthread/ethread.c b/erts/lib_src/pthread/ethread.c
index 79784c5b84..340d085428 100644
--- a/erts/lib_src/pthread/ethread.c
+++ b/erts/lib_src/pthread/ethread.c
@@ -42,6 +42,7 @@
#include <sys/types.h>
#include <unistd.h>
#include <signal.h>
+#include <string.h>
#include <limits.h>
@@ -77,6 +78,8 @@ typedef struct {
void *(*thr_func)(void *);
void *arg;
void *prep_func_res;
+ char *name;
+ char name_buff[16];
} ethr_thr_wrap_data__;
static void *thr_wrapper(void *vtwd)
@@ -98,6 +101,8 @@ static void *thr_wrapper(void *vtwd)
tsep = twd->tse; /* We aren't allowed to follow twd after
result has been set! */
+ if (twd->name)
+ ethr_setname(twd->name);
ethr_atomic32_set(&twd->result, result);
@@ -315,6 +320,12 @@ ethr_thr_create(ethr_tid *tid, void * (*func)(void *), void *arg,
twd.thr_func = func;
twd.arg = arg;
+ if (opts && opts->name) {
+ snprintf(twd.name_buff, 16, "%s", opts->name);
+ twd.name = twd.name_buff;
+ } else
+ twd.name = NULL;
+
res = pthread_attr_init(&attr);
if (res != 0)
return res;
@@ -445,6 +456,30 @@ ethr_self(void)
}
int
+ethr_getname(ethr_tid tid, char *buf, size_t len)
+{
+#if defined(ETHR_HAVE_PTHREAD_GETNAME_NP_3)
+ return pthread_getname_np((pthread_t) tid, buf, len);
+#elif defined(ETHR_HAVE_PTHREAD_GETNAME_NP_2)
+ return pthread_getname_np((pthread_t) tid, buf);
+#else
+ return ENOSYS;
+#endif
+}
+
+void
+ethr_setname(char *name)
+{
+#if defined(ETHR_HAVE_PTHREAD_SETNAME_NP_2)
+ pthread_setname_np(ethr_self(), name);
+#elif defined(ETHR_HAVE_PTHREAD_SET_NAME_NP_2)
+ pthread_set_name_np(ethr_self(), name);
+#elif defined(ETHR_HAVE_PTHREAD_SETNAME_NP_1)
+ pthread_setname_np(name);
+#endif
+}
+
+int
ethr_equal_tids(ethr_tid tid1, ethr_tid tid2)
{
return pthread_equal((pthread_t) tid1, (pthread_t) tid2);