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Fix the MASTERDIR/slave example with an actually existing port.

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PR:		212937
Reported by:	zzdudcjfzz hotmail com
Sponsored by:	Absolight, The FreeBSD Foundation
This commit is contained in:
Mathieu Arnold 2017-08-04 13:42:30 +00:00
parent ef439cb97e
commit 9c11ffbc86
Notes: svn2git 2020-12-08 03:00:23 +00:00 
svn path=/head/; revision=50636
1 changed files with 26 additions and 21 deletions
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47
en_US.ISO8859-1/books/porters-handbook/makefiles/chapter.xml
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@ -5467,48 +5467,53 @@ BAR_LIB_DEPENDS= libbar.so:foo/bar</programlisting>
so the packages will have different names.</para>
<para>This will be best demonstrated by an example. This is part
of <filename>japanese/xdvi300/Makefile</filename>;</para>
of <filename>print/pkfonts300/Makefile</filename>;</para>
<programlisting>PORTNAME= xdvi
DISTVERSION= 17
PKGNAMEPREFIX= ja-
PKGNAMESUFFIX= ${RESOLUTION}
<programlisting>PORTNAME= pkfonts${RESOLUTION}
PORTVERSION= 1.0
DISTFILES= pk${RESOLUTION}.tar.gz
# default
RESOLUTION?= 300
PLIST= ${PKGDIR}/pkg-plist.${RESOLUTION}
.if !defined(RESOLUTION)
RESOLUTION= 300
.else
.if ${RESOLUTION} != 118 &amp;&amp; ${RESOLUTION} != 240 &amp;&amp; \
${RESOLUTION} != 300 &amp;&amp; ${RESOLUTION} != 400
pre-everything::
${RESOLUTION} != 300 &amp;&amp; ${RESOLUTION} != 360 &amp;&amp; \
${RESOLUTION} != 400 &amp;&amp; ${RESOLUTION} != 600
.BEGIN:
@${ECHO_MSG} "Error: invalid value for RESOLUTION: \"${RESOLUTION}\""
@${ECHO_MSG} "Possible values are: 118, 240, 300 (default) and 400."
@${ECHO_MSG} "Possible values are: 118, 240, 300, 360, 400 and 600."
@${FALSE}
.endif
.endif</programlisting>
<para><package role="port">japanese/xdvi300</package> also has all
<para><package role="port">print/pkfonts300</package> also has all
the regular patches, package files, etc. Running
<command>make</command> there, it will take the default value
for the resolution (300) and build the port normally.</para>
<para>As for other resolutions, this is the
<emphasis>entire</emphasis>
<filename>xdvi118/Makefile</filename>:</para>
<filename>print/pkfonts360/Makefile</filename>:</para>
<programlisting>RESOLUTION= 118
MASTERDIR= ${.CURDIR}/../xdvi300
<programlisting>RESOLUTION= 360
MASTERDIR= ${.CURDIR}/../pkfonts300
.include "${MASTERDIR}/Makefile"</programlisting>
.include "${MASTERDIR}/Makefile"</programlisting>
<para>(<filename>xdvi240/Makefile</filename> and
<filename>xdvi400/Makefile</filename> are similar).
<para>(<filename>print/pkfonts118/Makefile</filename>,
<filename>print/pkfonts600/Makefile</filename>, and all the
other are similar).
<varname>MASTERDIR</varname> definition tells
<filename>bsd.port.mk</filename> that the regular set of
subdirectories like <varname>FILESDIR</varname> and
<varname>SCRIPTDIR</varname> are to be found under
<filename>xdvi300</filename>. The
<literal>RESOLUTION=118</literal> line will override the
<filename>pkfonts300</filename>. The
<literal>RESOLUTION=360</literal> line will override the
<literal>RESOLUTION=300</literal> line in
<filename>xdvi300/Makefile</filename> and the port will be built
with resolution set to 118.</para>
<filename>pkfonts300/Makefile</filename> and the port will be
built with resolution set to 360.</para>
</sect1>
<sect1 xml:id="makefile-manpages">