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<title>[142893] trunk/dports/devel/gmp/Portfile</title>
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<dt>Revision</dt> <dd><a href="https://trac.macports.org/changeset/142893">142893</a></dd>
<dt>Author</dt> <dd>mcalhoun@macports.org</dd>
<dt>Date</dt> <dd>2015-11-26 08:04:36 -0800 (Thu, 26 Nov 2015)</dd>
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<h3>Log Message</h3>
<pre>gmp: add variant to build for a specific CPU</pre>
<h3>Modified Paths</h3>
<ul>
<li><a href="#trunkdportsdevelgmpPortfile">trunk/dports/devel/gmp/Portfile</a></li>
</ul>
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<div id="patch">
<h3>Diff</h3>
<a id="trunkdportsdevelgmpPortfile"></a>
<div class="modfile"><h4>Modified: trunk/dports/devel/gmp/Portfile (142892 => 142893)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/dports/devel/gmp/Portfile 2015-11-26 15:03:12 UTC (rev 142892)
+++ trunk/dports/devel/gmp/Portfile 2015-11-26 16:04:36 UTC (rev 142893)
</span><span class="lines">@@ -45,6 +45,8 @@
</span><span class="cx">
</span><span class="cx"> # Prevent precompiled binaries.
</span><span class="cx"> # See #41614.
</span><ins>+# might not be needed if we decice to add:
+#default_variants +core2
</ins><span class="cx"> archive_sites
</span><span class="cx">
</span><span class="cx"> configure.universal_args-delete --disable-dependency-tracking
</span><span class="lines">@@ -87,6 +89,32 @@
</span><span class="cx"> test.run yes
</span><span class="cx"> test.target check
</span><span class="cx">
</span><ins>+# see configure.ac for possible CPU values and what each does
+set processors {core2}
+
+foreach processor ${processors} {
+
+ # only one processor variant can be used, so create a list of every other processor variant to conflict with
+ set conflicts_list ""
+ foreach processor_conflict ${processors} {
+ if { ${processor_conflict} ne ${processor} } {
+ lappend conflicts_list ${processor_conflict}
+ }
+ }
+
+ # use eval to ensure a list of conflicts works properly
+ eval "variant ${processor} conflicts ${conflicts_list} description {do not let ${name} determine CPU type; build for ${processor}} { }"
+}
+
+# if any of the processor variants are active, CPU is not auto-detected
+set auto_cpu true
+foreach processor ${processors} {
+ if { [variant_isset ${processor}] } {
+ configure.args-append --build=${processor}-apple-${os.platform}${os.version}
+ set auto_cpu false
+ }
+}
+
</ins><span class="cx"> # config.guess: "Print the host system CPU-VENDOR-OS."
</span><span class="cx"> # config.guess calls configfsf.guess and then tries to improve the result
</span><span class="cx"> #
</span><span class="lines">@@ -109,6 +137,7 @@
</span><span class="cx"> # in an attempt to accommodate all situations,
</span><span class="cx"> # test if the CPU was improved and warn if it was not
</span><span class="cx"> #
</span><ins>+if { ${auto_cpu} } {
</ins><span class="cx"> pre-configure {
</span><span class="cx"> set build_triplet [split [exec -ignorestderr /usr/bin/env CC=${configure.cc} ${worksrcpath}/config.guess] -]
</span><span class="cx"> set build_cpu [lindex $build_triplet 0]
</span><span class="lines">@@ -118,6 +147,7 @@
</span><span class="cx"> #configure.args-append --build=core2-[join [lrange $build_triplet 1 end] -]
</span><span class="cx"> }
</span><span class="cx"> }
</span><ins>+}
</ins><span class="cx">
</span><span class="cx"> if {![variant_isset universal]} {
</span><span class="cx"> if {${build_arch} eq "x86_64"} {
</span></span></pre>
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