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From: Warner Losh <imp@FreeBSD.org>
Date: Fri, 7 Jan 2011 20:36:27 +0000 (UTC)
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Subject: svn commit: r217125 - head
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Author: imp
Date: Fri Jan  7 20:36:27 2011
New Revision: 217125
URL: http://svn.freebsd.org/changeset/base/217125

Log:
  make targets
  
  This produces a list of currently supported targets.  Here "supported"
  means "built in make universe" on the theory that those targets are
  more supported than any that might work in 'make buildworld TARGET=x
  TARGET_ARCH=y' since the latter are less tested.
  
  Suggested by: rwatson

Modified:
  head/Makefile

Modified: head/Makefile
==============================================================================
--- head/Makefile	Fri Jan  7 20:31:47 2011	(r217124)
+++ head/Makefile	Fri Jan  7 20:36:27 2011	(r217125)
@@ -26,6 +26,7 @@
 # delete-old-dirs     - Delete obsolete directories.
 # delete-old-files    - Delete obsolete files.
 # delete-old-libs     - Delete obsolete libraries.
+# targets             - Print a list of supported TARGET/TARGET_ARCH pairs.
 #
 # This makefile is simple by design. The FreeBSD make automatically reads
 # the /usr/share/mk/sys.mk unless the -m argument is specified on the
@@ -280,7 +281,7 @@ tinderbox:
 # with a reasonable chance of success, regardless of how old your
 # existing system is.
 #
-.if make(universe) || make(universe_kernels) || make(tinderbox)
+.if make(universe) || make(universe_kernels) || make(tinderbox) || make(targets)
 TARGETS?=amd64 arm i386 ia64 mips pc98 powerpc sparc64 sun4v
 TARGET_ARCHES_arm?=	arm armeb
 TARGET_ARCHES_mips?=	mipsel mipseb mips64el mips64eb
@@ -291,6 +292,14 @@ TARGET_ARCHES_sun4v?=	sparc64
 TARGET_ARCHES_${target}?= ${target}
 .endfor
 
+targets:
+	@echo "Supported TARGET/TARGET_ARCH pairs"
+.for target in ${TARGETS}
+.for target_arch in ${TARGET_ARCHES_${target}}
+	@echo "    ${target}/${target_arch}"
+.endfor
+.endfor
+
 .if defined(DOING_TINDERBOX)
 FAILFILE=tinderbox.failed
 MAKEFAIL=tee -a ${FAILFILE}