Add options to parallelize builds.

AppVeyor build servers have two cores, so why not use them?

Add options to parallelize builds.
3431b699 · Carlos O'Ryan · 9557d29b · 3431b699
Unverified Commit 3431b699 authored Feb 28, 2018 by Carlos O'Ryan
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appveyor.yml appveyor.yml +2 -1

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--- a/appveyor.yml
+++ b/appveyor.yml
@@ -72,7 +72,8 @@ build_script:
    if ($LastExitCode -ne 0) {
        throw "Exec: $ErrorMessage"
    }
-    & cmake --build . --config $env:configuration
+    $cmake_parallel = if ($env:generator -eq "MinGW Makefiles") {"-j2"} else  {"/m"}
+    & cmake --build . --config $env:configuration -- $cmake_parallel
    if ($LastExitCode -ne 0) {
        throw "Exec: $ErrorMessage"
    }