document GH_DISTFILE that was added to ports/infrastructure/mk/bsd.port.mk

diff --git a/share/man/man5/bsd.port.mk.5 b/share/man/man5/bsd.port.mk.5
index 5d79cb0..c979a0d 100644 (file)
--- a/share/man/man5/bsd.port.mk.5
+++ b/share/man/man5/bsd.port.mk.5
@@ -1,4 +1,4 @@
-.\" $OpenBSD: bsd.port.mk.5,v 1.547 2021/11/13 12:09:30 kn Exp $
+.\" $OpenBSD: bsd.port.mk.5,v 1.548 2021/11/16 21:19:24 sthen Exp $
 .\"
 .\" Copyright (c) 2000-2008 Marc Espie
 .\"
@@ -24,7 +24,7 @@
 .\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 .\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 .\"
-.Dd $Mdocdate: November 13 2021 $
+.Dd $Mdocdate: November 16 2021 $
 .Dt BSD.PORT.MK 5
 .Os
 .Sh NAME
@@ -1925,6 +1925,12 @@ Account name of the GitHub user hosting the project.
 .It Ev GH_COMMIT
 SHA1 commit id to fetch.
 It is an error to specify ${GH_COMMIT} when ${GH_TAGNAME} is specified.
+.It Ev GH_DISTFILE
+Set by
+.Nm
+to the generated name of the distribution file.
+This can be useful for ports listing multiple
+.Ev DISTFILES .
 .It Ev GH_PROJECT
 Name of the project on GitHub.
 .It Ev GH_TAGNAME