From ee93b8d123669aeebaa707908dea4a69d654cb98 Mon Sep 17 00:00:00 2001
From: tb <tb@openbsd.org>
Date: Thu, 15 Aug 2024 09:29:12 +0000
Subject: [PATCH] Document DWZ and fix a few mandoc lints

from espie
---
 share/man/man5/bsd.port.mk.5 | 23 ++++++++++++++++++-----
 1 file changed, 18 insertions(+), 5 deletions(-)

diff --git a/share/man/man5/bsd.port.mk.5 b/share/man/man5/bsd.port.mk.5
index 6114e2f7050..4c5b43e5934 100644
--- 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 1.644 2023/11/11 10:46:37 espie Exp $
+.\" $OpenBSD: bsd.port.mk.5,v 1.645 2024/08/15 09:29:12 tb 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 11 2023 $
+.Dd $Mdocdate: August 15 2024 $
 .Dt BSD.PORT.MK 5
 .Os
 .Sh NAME
@@ -1843,6 +1843,20 @@ package and
 to perform introspection and obtain
 .Nm Ns 's
 default values for variables without needing to access any specific port.
+.It Ev DWZ
+Command line invocation of
+.Xr dwz 1
+to shrink debug information while building debug packages.
+Defaults to
+.Sq dwz -L 100000000
+Can be set to
+.Sq \&:
+to not run
+.Xr dwz 1
+at all.
+See
+.Sx THE DEBUG_PACKAGES INFRASTRUCTURE
+for details.
 .It Ev ECHO_MSG
 User settings.
 Used to display
@@ -3671,10 +3685,9 @@ bfd's
 .Xr ld 1
 .Pc .
 .Sq ports
-force the use of
+forces the use of
 .Xr ld.lld 1
 from lang/clang module.
-.Pc
 Defaults to the appropriate value for the current architecture
 .Po
 see
@@ -3961,7 +3974,7 @@ target ,
 .Xr build-debug-info 1
 will be invoked to deduce debug packing-lists from the normal packing-lists,
 and some extra makefile rules will be invoked to set aside the debug
-information.
+information, and shrink it by processing it through ${DWZ}.
 .Pp
 Then each normal package will have a "shadow" debug-* package built alongside
 it, with the exact same package signature, except it will also be tied closely
-- 
2.20.1