svn commit: r517002 - head/Mk/Uses

[Niclas Zeising]

Author: zeising
Date: Thu Nov  7 18:49:58 2019
New Revision: 517002
URL: https://svnweb.freebsd.org/changeset/ports/517002

Log:
  Add comment about USES+=xorg in mk files
  
  Add a comment clarifying why USES+=xorg is used in a couple of Mk/Uses/*
  files, even though it does not provide any immediate functionality.

Modified:
  head/Mk/Uses/gl.mk
  head/Mk/Uses/motif.mk
  head/Mk/Uses/xorg-cat.mk

Modified: head/Mk/Uses/gl.mk
==============================================================================
--- head/Mk/Uses/gl.mk	Thu Nov  7 18:41:56 2019	(r517001)
+++ head/Mk/Uses/gl.mk	Thu Nov  7 18:49:58 2019	(r517002)
@@ -45,7 +45,9 @@ LIB_DEPENDS+=	${_GL_${_component}_LIB_DEPENDS}
 .endif
 .endfor
 
-# We only need USES=xorg if we want USE_XORG modules
+# We only need to include xorg.mk if we want USE_XORG modules
+# USES+=xorg does not provide any functionality, it just silences an error
+# message about USES=xorg not being set
 .if defined(USE_XORG) && !empty(USE_XORG)
 USES+=		xorg
 .include "${USESDIR}/xorg.mk"

Modified: head/Mk/Uses/motif.mk
==============================================================================
--- head/Mk/Uses/motif.mk	Thu Nov  7 18:41:56 2019	(r517001)
+++ head/Mk/Uses/motif.mk	Thu Nov  7 18:49:58 2019	(r517002)
@@ -27,7 +27,9 @@ LIB_DEPENDS+=		libXm.so.4:x11-toolkits/open-motif
 MOTIFLIB?=	-L${LOCALBASE}/lib -lXm
 MAKE_ENV+=	MOTIFLIB="${MOTIFLIB}"
 
-# We only need USES=xorg if we want USE_XORG modules
+# We only need to include xorg.mk if we want USE_XORG modules
+# USES+=xorg does not provide any functionality, it just silences an error
+# message about USES=xorg not being set
 .if defined(USE_XORG) && !empty(USE_XORG)
 USES+=		xorg
 .include "${USESDIR}/xorg.mk"

Modified: head/Mk/Uses/xorg-cat.mk
==============================================================================
--- head/Mk/Uses/xorg-cat.mk	Thu Nov  7 18:41:56 2019	(r517001)
+++ head/Mk/Uses/xorg-cat.mk	Thu Nov  7 18:49:58 2019	(r517002)
@@ -177,7 +177,9 @@ USE_XORG+=	fontutil
 
 .  endif # ${_XORG_CAT} == <category>
 
-# We only need USES=xorg if we want USE_XORG modules
+# We only need to include xorg.mk if we want USE_XORG modules
+# USES+=xorg does not provide any functionality, it just silences an error
+# message about USES=xorg not being set
 .  if defined(USE_XORG) && !empty(USE_XORG)
 USES+=		xorg
 .include "${USESDIR}/xorg.mk"