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authorDamjan Marion <damarion@cisco.com>2019-01-15 00:36:03 +0100
committerDave Barach <openvpp@barachs.net>2019-01-17 20:43:27 +0000
commitdd3952923a2cfb9fa2276a4f1f6512ff75e1a155 (patch)
tree6065513bac01b665c1925d31cf8b7d982ac9acd5 /src/CMakeLists.txt
parent58a93e8ef288b0bae75ec7186ba96bdcaf85d0d4 (diff)
cmake: initial cross-compilation support
Change-Id: Ib9c2aba1eda08a22465441e33553b9b744c79d56 Signed-off-by: Damjan Marion <damarion@cisco.com>
Diffstat (limited to 'src/CMakeLists.txt')
-rw-r--r--src/CMakeLists.txt11
1 files changed, 11 insertions, 0 deletions
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index fedf931f041..b404b5069b4 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -33,6 +33,16 @@ string(REPLACE "-" ";" VPP_LIB_VERSION ${VPP_VERSION})
list(GET VPP_LIB_VERSION 0 VPP_LIB_VERSION)
##############################################################################
+# cross compiling
+##############################################################################
+if(CMAKE_CROSSCOMPILING)
+ set(CMAKE_IGNORE_PATH
+ /usr/lib/${CMAKE_HOST_SYSTEM_PROCESSOR}-linux-gnu/
+ /usr/lib/${CMAKE_HOST_SYSTEM_PROCESSOR}-linux-gnu/lib/
+ )
+endif()
+
+##############################################################################
# build config
##############################################################################
set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/bin)
@@ -123,6 +133,7 @@ pr("VPP library version" "${VPP_LIB_VERSION}")
pr("GIT toplevel dir" "${VPP_GIT_TOPLEVEL_DIR}")
pr("C flags" "${CMAKE_C_FLAGS}")
pr("Linker flags" "${CMAKE_LINKER_FLAGS}")
+pr("Host processor" "${CMAKE_HOST_SYSTEM_PROCESSOR}")
pr("Target processor" "${CMAKE_SYSTEM_PROCESSOR}")
pr("Build type" "${CMAKE_BUILD_TYPE}")
pr("Prefix path" "${CMAKE_PREFIX_PATH}")