bpo-42375: subprocess DragonFlyBSD build update. (pythonGH-23320)

Same as FreeBSD, file descriptors in /dev/fd id from 0 to 63.
scitao · Nov 19, 2020 · 13b865f · 13b865f
1 parent 4687338
commit 13b865f
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diff --git a/Misc/NEWS.d/next/Library/2020-11-19-04-13-53.bpo-42375.U8bp4s.rst b/Misc/NEWS.d/next/Library/2020-11-19-04-13-53.bpo-42375.U8bp4s.rst
@@ -0,0 +1 @@
+subprocess module update for DragonFlyBSD support.
diff --git a/Modules/_posixsubprocess.c b/Modules/_posixsubprocess.c
@@ -55,7 +55,7 @@
 # endif
 #endif
 
-#if defined(__FreeBSD__) || (defined(__APPLE__) && defined(__MACH__))
+#if defined(__FreeBSD__) || (defined(__APPLE__) && defined(__MACH__)) || defined(__DragonFly__)
 # define FD_DIR "/dev/fd"
 #else
 # define FD_DIR "/proc/self/fd"
@@ -127,9 +127,9 @@ _pos_int_from_ascii(const char *name)
 }
 
 
-#if defined(__FreeBSD__)
+#if defined(__FreeBSD__) || defined(__DragonFly__)
 /* When /dev/fd isn't mounted it is often a static directory populated
- * with 0 1 2 or entries for 0 .. 63 on FreeBSD, NetBSD and OpenBSD.
+ * with 0 1 2 or entries for 0 .. 63 on FreeBSD, NetBSD, OpenBSD and DragonFlyBSD.
  * NetBSD and OpenBSD have a /proc fs available (though not necessarily
  * mounted) and do not have fdescfs for /dev/fd.  MacOS X has a devfs
  * that properly supports /dev/fd.
@@ -377,7 +377,7 @@ _close_open_fds_maybe_unsafe(long start_fd, PyObject* py_fds_to_keep)
     ++start_fd;
 #endif
 
-#if defined(__FreeBSD__)
+#if defined(__FreeBSD__) || defined(__DragonFly__)
     if (!_is_fdescfs_mounted_on_dev_fd())
         proc_fd_dir = NULL;
     else
Original file line number	Diff line number	Diff line change
		@@ -0,0 +1 @@
		subprocess module update for DragonFlyBSD support.