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Document PATCH_DEPENDS. Correct some numbers.

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PR:		56452
Submitted by:	Kang Liu <liukang@bjpu.edu.cn>
This commit is contained in:
Jens Schweikhardt 2004-01-20 21:09:17 +00:00
parent 65578e98e3
commit 51741a74b8
Notes: svn2git 2020-12-08 03:00:23 +00:00 
svn path=/head/; revision=19760
1 changed files with 20 additions and 2 deletions
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22
en_US.ISO8859-1/books/porters-handbook/book.sgml
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@ -2841,7 +2841,7 @@ PATCHFILES= patch1:test</programlisting>
<sect1 id="makefile-depend">
<title>Dependencies</title>
<para>Many ports depend on other ports. There are five variables that
<para>Many ports depend on other ports. There are seven variables that
you can use to ensure that all the required bits will be on the
user's machine. There are also some pre-supported dependency
variables for common cases, plus a few more to control the behavior
@ -2993,11 +2993,29 @@ PATCHFILES= patch1:test</programlisting>
</note>
</sect2>
<sect2>
<title><makevar>PATCH_DEPENDS</makevar></title>
<para>This variable specifies executables or files this port
requires to patch. Like the previous, it is a list of
<replaceable>path</replaceable>:<replaceable>dir</replaceable><optional><replaceable>:target</replaceable></optional>
tuples. For example, <programlisting> PATCH_DEPENDS=
${NONEXISTENT}:${PORTSDIR}/java/jfc:extract
</programlisting>will descend into the
<filename>java/jfc</filename> subdirectory of your ports tree to
build and install it if it is not found.</para>
<para>The dependency is checked from within the
<maketarget>patch</maketarget> target. The
<replaceable>target</replaceable> part can be omitted if it is the
same as <makevar>DEPENDS_TARGET</makevar>.</para>
</sect2>
<sect2>
<title><makevar>DEPENDS</makevar></title>
<para>If there is a dependency that does not fall into either of the
above four categories, or your port requires having the source of
above categories, or your port requires having the source of
the other port extracted in addition to having it installed,
then use this variable. This is a list of
<replaceable>dir</replaceable><optional><replaceable>:target</replaceable></optional>,