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authorIgor Sysoev <igor@sysoev.ru>2018-07-27 16:53:26 +0300
committerIgor Sysoev <igor@sysoev.ru>2018-07-27 16:53:26 +0300
commit7e41f9d1081ff0c5c335da4ae21f0d76c7d8edc9 (patch)
tree48ced5cd8efe8bf61bf961c468a2e6fa5d88956e /src/nxt_thread_id.c
parentde885e10cb895751d9994e8ab99bdb56da891d3d (diff)
downloadunit-7e41f9d1081ff0c5c335da4ae21f0d76c7d8edc9.tar.gz
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Refactored thread ID functions.
nxt_thread_tid() was moved to src/nxt_thread.c nxt_thread_get_tid() was moved to src/nxt_thread_id.h. src/nxt_thread_id.c was removed.
Diffstat (limited to 'src/nxt_thread_id.c')
-rw-r--r--src/nxt_thread_id.c170
1 files changed, 0 insertions, 170 deletions
diff --git a/src/nxt_thread_id.c b/src/nxt_thread_id.c
deleted file mode 100644
index 44f10d25..00000000
--- a/src/nxt_thread_id.c
+++ /dev/null
@@ -1,170 +0,0 @@
-
-/*
- * Copyright (C) Igor Sysoev
- * Copyright (C) NGINX, Inc.
- */
-
-#include <nxt_main.h>
-
-
-#if (NXT_LINUX)
-
-/*
- * Linux thread id is a pid of thread created by clone(2),
- * glibc does not provide a wrapper for gettid().
- */
-
-nxt_inline nxt_tid_t
-nxt_thread_get_tid(void)
-{
- return syscall(SYS_gettid);
-}
-
-#elif (NXT_FREEBSD)
-
-/*
- * FreeBSD 9.0 provides pthread_getthreadid_np(), here is its
- * emulation. Kernel thread id is the first field of struct pthread.
- * Although kernel exports a thread id as long type, lwpid_t is 32bit.
- * Thread id is a number above 100,000.
- */
-
-nxt_inline nxt_tid_t
-nxt_thread_get_tid(void)
-{
- return (uint32_t) (*(long *) pthread_self());
-}
-
-#elif (NXT_SOLARIS)
-
-/* Solaris pthread_t are numbers starting with 1 */
-
-nxt_inline nxt_tid_t
-nxt_thread_get_tid(void)
-{
- return pthread_self();
-}
-
-#elif (NXT_MACOSX)
-
-/*
- * MacOSX thread has two thread ids:
- *
- * 1) MacOSX 10.6 (Snow Leoprad) has pthread_threadid_np() returning
- * an uint64_t value, which is obtained using the __thread_selfid()
- * syscall. It is a number above 300,000.
- */
-
-nxt_inline nxt_tid_t
-nxt_thread_get_tid(void)
-{
- uint64_t tid;
-
- (void) pthread_threadid_np(NULL, &tid);
- return tid;
-}
-
-/*
- * 2) Kernel thread mach_port_t returned by pthread_mach_thread_np().
- * It is a number in range 100-100,000.
- *
- * return pthread_mach_thread_np(pthread_self());
- */
-
-#elif (NXT_AIX)
-
-/*
- * pthread_self() in main thread returns 1.
- * pthread_self() in other threads returns 258, 515, etc.
- *
- * pthread_getthrds_np(PTHRDSINFO_QUERY_TID) returns kernel tid
- * shown in "ps -ef -m -o THREAD" output.
- */
-
-nxt_inline nxt_tid_t
-nxt_thread_get_tid(void)
-{
- int err, size;
- pthread_t pt;
- struct __pthrdsinfo ti;
-
- size = 0;
- pt = pthread_self();
-
- err = pthread_getthrds_np(&pt, PTHRDSINFO_QUERY_TID, &ti,
- sizeof(struct __pthrdsinfo), NULL, size);
-
- if (nxt_fast_path(err == 0)) {
- return ti.__pi_tid;
- }
-
- nxt_main_log_alert("pthread_getthrds_np(PTHRDSINFO_QUERY_TID) failed %E",
- err);
- return 0;
-}
-
-/*
- * AIX pthread_getunique_np() returns thread unique number starting with 1.
- * OS/400 and i5/OS have pthread_getthreadid_np(), but AIX lacks their
- * counterpart.
- *
- *
- * int tid;
- * pthread_t pt;
- *
- * pt = pthread_self();
- * pthread_getunique_np(&pt, &tid);
- * return tid;
- */
-
-#elif (NXT_HPUX)
-
-/* HP-UX pthread_t are numbers starting with 1 */
-
-nxt_inline nxt_tid_t
-nxt_thread_get_tid(void)
-{
- return pthread_self();
-}
-
-#else
-
-nxt_inline nxt_tid_t
-nxt_thread_get_tid(void)
-{
- return pthread_self();
-}
-
-#endif
-
-
-nxt_tid_t
-nxt_thread_tid(nxt_thread_t *thr)
-{
- if (thr == NULL) {
- thr = nxt_thread();
- }
-
-#if (NXT_HAVE_THREAD_STORAGE_CLASS)
-
- if (nxt_slow_path(thr->tid == 0)) {
- thr->tid = nxt_thread_get_tid();
- }
-
- return thr->tid;
-
-#else
-
- if (nxt_fast_path(thr != NULL)) {
-
- if (nxt_slow_path(thr->tid == 0)) {
- thr->tid = nxt_thread_get_tid();
- }
-
- return thr->tid;
- }
-
- return nxt_thread_get_tid();
-
-#endif
-}