Attachment 125111 Details for Bug 168675 – porters-document-optional-group.diff

[patch] porters-document-optional-group.diff

porters-document-optional-group.diff (text/plain), 983 bytes, created by Chris Rees on 2012-06-04 17:10:10 UTC

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Creator: Chris Rees

Created: 2012-06-04 17:10:10 UTC

Size: 983 bytes

patch

obsolete

>Index: book.sgml
>===================================================================
>--- book.sgml	(revision 38970)
>+++ book.sgml	(working copy)
>@@ -4286,6 +4286,21 @@
> 	  <programlisting>OPTIONS_MULTI=		MG1
> OPTIONS_MULTI_MG1=	OPT5 OPT6</programlisting>
> 
>+	  <para><makevar>OPTIONS_MULTI</makevar> and
>+	    <makevar>OPTIONS_SINGLE</makevar> can also allow zero
>+	    choices by including the group in
>+	    <makevar>OPTIONS_DEFINE</makevar>:</para>
>+
>+	  <programlisting>OPTIONS_DEFINE=		MG1
>+OPTIONS_MULTI=		MG1
>+OPTIONS_MULTI_MG1=	OPT5 OPT6</programlisting>
>+
>+	  <para>This group then requires at least one
>+	    <makevar>OPTION</makevar> from <makevar>MG1</makevar>
>+	    only if the new <makevar>MG1</makevar>
>+	    <makevar>OPTION</makevar> is selected.  Experimentation
>+	    is encouraged to ensure that this is understood.</para>
>+
> 	  <para><makevar>OPTIONS</makevar> are unset by default,
> 	    unless they are listed in
> 	    <makevar>OPTIONS_DEFAULT</makevar>:</para>

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Attachments on bug 168675: 125111