xgboost had missing include, fixed

See https://github.com/dmlc/xgboost/issues/1268 for more info

This fix will be removed when upstream solves it

2 files changed, 17 insertions, 2 deletions

diff --git a/PKGBUILD b/PKGBUILD
index b31e39343d0b..ff8ac892f09d 100644
--- a/PKGBUILD
+++ b/PKGBUILD
@@ -12,13 +12,15 @@ license=('APACHE')
 source=('git+https://github.com/dmlc/xgboost.git'
         'git+https://github.com/dmlc/dmlc-core'
         'git+https://github.com/dmlc/rabit'
-        'python_no_libs.patch')
+        'python_no_libs.patch'
+        'xgboost_fix_missing_include.patch')
 makedepends=('python2-setuptools' 'python-setuptools')
 arch=('x86_64')
 sha256sums=('SKIP'
             'SKIP'
             'SKIP'
-            'fd317b9708da75b4e2e304b5c2eacbb4b766bb38044e3a26ce55d077c2e13048')
+            'fd317b9708da75b4e2e304b5c2eacbb4b766bb38044e3a26ce55d077c2e13048'
+            '5c22abd1a58f0b6da16687e3083a3dbbb961f30f0de359c5637cdbc1948459af')
 
 pkgver() {
   cd "${_name}"
@@ -32,6 +34,7 @@ prepare() {
   git config submodule.rabit.url "${srcdir}/rabit"
   git submodule update
   patch -p1 < "${srcdir}/python_no_libs.patch"
+  grep -qF '<cmath>' src/tree/param.h || patch -p1 < "${srcdir}/xgboost_fix_missing_include.patch"
 }
 
 build() {
diff --git a/xgboost_fix_missing_include.patch b/xgboost_fix_missing_include.patch
new file mode 100644
index 000000000000..a10776888adc
--- /dev/null
+++ b/xgboost_fix_missing_include.patch
@@ -0,0 +1,12 @@
+diff --git a/src/tree/param.h b/src/tree/param.h
+index e9de3ac..23d0c5b 100644
+--- a/src/tree/param.h
++++ b/src/tree/param.h
+@@ -9,6 +9,7 @@
+ 
+ #include <vector>
+ #include <cstring>
++#include <cmath>
+ 
+ namespace xgboost {
+ namespace tree {