[Buildroot] [git commit] package/libcpprestsdk: fix static build with boost 1.70.0

[Thomas Petazzoni]

commit: https://git.buildroot.net/buildroot/commit/?id=762eec1ce974ed8109c588bb12d0b590089ab4eb
branch: https://git.buildroot.net/buildroot/commit/?id=refs/heads/master

Fixes:
 - http://autobuild.buildroot.org/results/36ef83aefd24bcc6bbf58812aa07aa0f6072cd09

Signed-off-by: Fabrice Fontaine <fontaine.fabrice at gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni at bootlin.com>
---
 package/libcpprestsdk/libcpprestsdk.mk | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/package/libcpprestsdk/libcpprestsdk.mk b/package/libcpprestsdk/libcpprestsdk.mk
index cd48ca7bed..e8dddeddd7 100644
--- a/package/libcpprestsdk/libcpprestsdk.mk
+++ b/package/libcpprestsdk/libcpprestsdk.mk
@@ -12,6 +12,12 @@ LIBCPPRESTSDK_SUBDIR = Release
 LIBCPPRESTSDK_DEPENDENCIES += host-pkgconf boost openssl zlib
 LIBCPPRESTSDK_CONF_OPTS = -DWERROR=OFF -DBUILD_SAMPLES=OFF
 
+ifeq ($(BR2_STATIC_LIBS),y)
+LIBCPPRESTSDK_CONF_OPTS += \
+	-DBoost_USE_STATIC_LIBS=ON \
+	-DBoost_USE_STATIC_RUNTIME=ON
+endif
+
 ifeq ($(BR2_TOOLCHAIN_HAS_LIBATOMIC),y)
 LIBCPPRESTSDK_CONF_OPTS += -DCMAKE_CXX_FLAGS="$(TARGET_CXXFLAGS) -latomic"
 endif