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Diffstat (limited to 'docs/MakefileGuide.html')
| -rw-r--r-- | docs/MakefileGuide.html | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/docs/MakefileGuide.html b/docs/MakefileGuide.html index 6713db6..c73059b 100644 --- a/docs/MakefileGuide.html +++ b/docs/MakefileGuide.html @@ -44,6 +44,7 @@ <li><a href="#dist-check">dist-check</a></li> <li><a href="#dist-clean">dist-clean</a></li> <li><a href="#install">install</a></li> + <li><a href="#preconditions">preconditions</a></li> <li><a href="#printvars">printvars</a></li> <li><a href="#tags">tags</a></li> <li><a href="#uninstall">uninstall</a></li> @@ -308,6 +309,9 @@ <tr><td><a href="#install"><tt>install</tt></a></td><td>all</td> <td>Copy built objects to installation directory. </td></tr> + <tr><td><a href="#preconditions"><tt>preconditions</tt></a></td><td>all</td> + <td>Check to make sure configuration and makefiles are up to date. + </td></tr> <tr><td><a href="#printvars"><tt>printvars</tt></a></td><td>all</td> <td>Prints variables defined by the makefile system (for debugging). </td></tr> @@ -413,6 +417,17 @@ </div> <!-- ======================================================================= --> +<div class="doc_subsection"><a name="preconditions">preconditions</a></div> +<div class="doc_text"> + <p>This utility target checks to see if the <tt>Makefile</tt> in the object + directory is older than the <tt>Makefile</tt> in the source directory and + copies it if so. It also reruns the <tt>configure</tt> script if that needs to + be done and rebuilds the <tt>Makefile.config</tt> file similarly. Users may + overload this target to ensure that sanity checks are run <em>before</em> any + building of targets as all the targets depend on <tt>preconditions</tt>.</p> +</div> + +<!-- ======================================================================= --> <div class="doc_subsection"><a name="printvars">printvars</a></div> <div class="doc_text"> <p>This utility target just causes LLVM to print out some of its variables so |