bpo-42047: Add native thread ID for DragonFlyBSD (python#22714)

devnexen · blurb-it[bot] · Fidget-Spinner · web-flow · commit 9a1adf2790c1 · 2022-05-18T15:10:10.000+02:00
Co-authored-by: blurb-it[bot] &lt;43283697+blurb-it[bot]@users.noreply.github.com&gt;
Co-authored-by: kj &lt;28750310+Fidget-Spinner@users.noreply.github.com&gt;
Co-authored-by: Erlend Egeberg Aasland &lt;erlend.aasland@protonmail.com&gt;
Co-authored-by: Victor Stinner &lt;vstinner@python.org&gt;
diff --git a/Doc/library/_thread.rst b/Doc/library/_thread.rst
@@ -118,7 +118,7 @@ This module defines the following constants and functions:
    Its value may be used to uniquely identify this particular thread system-wide
    (until the thread terminates, after which the value may be recycled by the OS).
 
-   .. availability:: Windows, FreeBSD, Linux, macOS, OpenBSD, NetBSD, AIX.
+   .. availability:: Windows, FreeBSD, Linux, macOS, OpenBSD, NetBSD, AIX, DragonFlyBSD.
 
    .. versionadded:: 3.8
 
diff --git a/Doc/library/threading.rst b/Doc/library/threading.rst
@@ -114,7 +114,7 @@ This module defines the following functions:
    Its value may be used to uniquely identify this particular thread system-wide
    (until the thread terminates, after which the value may be recycled by the OS).
 
-   .. availability:: Windows, FreeBSD, Linux, macOS, OpenBSD, NetBSD, AIX.
+   .. availability:: Windows, FreeBSD, Linux, macOS, OpenBSD, NetBSD, AIX, DragonFlyBSD.
 
    .. versionadded:: 3.8
 
diff --git a/Include/pythread.h b/Include/pythread.h
@@ -20,7 +20,9 @@ PyAPI_FUNC(unsigned long) PyThread_start_new_thread(void (*)(void *), void *);
 PyAPI_FUNC(void) _Py_NO_RETURN PyThread_exit_thread(void);
 PyAPI_FUNC(unsigned long) PyThread_get_thread_ident(void);
 
-#if defined(__APPLE__) || defined(__linux__) || defined(__FreeBSD__) || defined(__OpenBSD__) || defined(__NetBSD__) || defined(_WIN32) || defined(_AIX)
+#if (defined(__APPLE__) || defined(__linux__) || defined(_WIN32) \
+     || defined(__FreeBSD__) || defined(__OpenBSD__) || defined(__NetBSD__) \
+     || defined(__DragonFly__) || defined(_AIX))
 #define PY_HAVE_THREAD_NATIVE_ID
 PyAPI_FUNC(unsigned long) PyThread_get_thread_native_id(void);
 #endif
diff --git a/Misc/NEWS.d/next/Library/2020-10-15-18-37-12.bpo-42047.XDdoSF.rst b/Misc/NEWS.d/next/Library/2020-10-15-18-37-12.bpo-42047.XDdoSF.rst
@@ -0,0 +1 @@
+Add :func:`threading.get_native_id` support for DragonFly BSD. Patch by David Carlier.
diff --git a/Python/thread_pthread.h b/Python/thread_pthread.h
@@ -23,6 +23,8 @@
 #   include <sys/thread.h>      /* thread_self() */
 #elif defined(__NetBSD__)
 #   include <lwp.h>             /* _lwp_self() */
+#elif defined(__DragonFly__)
+#   include <sys/lwp.h>         /* lwp_gettid() */
 #endif
 
 /* The POSIX spec requires that use of pthread_attr_setstacksize
@@ -349,6 +351,9 @@ PyThread_get_thread_native_id(void)
 #elif defined(__NetBSD__)
     lwpid_t native_id;
     native_id = _lwp_self();
+#elif defined(__DragonFly__)
+    lwpid_t native_id;
+    native_id = lwp_gettid();
 #endif
     return (unsigned long) native_id;
 }

Original file line number	Diff line number	Diff line change
`@@ -0,0 +1 @@`
	`1`	+Add :func:`threading.get_native_id` support for DragonFly BSD. Patch by David Carlier.