Clarify dependency relationships between build, build-{arch,indep}

[debian/debian-policy.git] / policy.sgml

diff --git a/policy.sgml b/policy.sgml
index 465a1293b8b03dfe74e046d8dcb74c0af3ef2292..2c0c72ad77ed5ebf6b49cded4c26a9ce024b574b 100644 (file)
--- a/policy.sgml
+++ b/policy.sgml
@@ -1951,7 +1951,7 @@
            </tag>
            <item>
              <p>
-               A package may also provide both of the targets
+               A package may also provide one or both of the targets
                <tt>build-arch</tt> and <tt>build-indep</tt>.
                The <tt>build-arch</tt> target, if provided, should
                perform all the configuration and compilation required for
@@ -1964,9 +1964,13 @@
                architecture-independent binary packages (those packages
                for which the body of the <tt>Architecture</tt> field
                in <tt>debian/control</tt> is <tt>all</tt>).
-               The <tt>build</tt> target should depend on those of the
-               targets <tt>build-arch</tt> and <tt>build-indep</tt> that
-               are provided in the rules file.<footnote>
+             </p>
+
+             <p>
+               If <tt>build-arch</tt> or <tt>build-indep</tt> targets are
+               provided in the rules file, the <tt>build</tt> target
+               should either depend on those targets or take the same
+               actions as invoking those targets would perform.<footnote>
                  The intent of this split is so that binary-only builds
                  need not install the dependencies required for
                  the <tt>build-indep</tt> target.  However, this is not