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From: "A. Maitland Bottoms" <bottoms@debian.org>
Subject: omit build path
Support reproducible builds by replacing references to the build path.
--- a/host/cmake/Modules/UHDBuildInfo.cmake
+++ b/host/cmake/Modules/UHDBuildInfo.cmake
@@ -52,7 +52,10 @@
endif(MSVC)
# Compiler flags
+ cmake_path(GET CMAKE_BINARY_DIR PARENT_PATH uhd_topdir)
get_directory_property(uhd_flags COMPILE_DEFINITIONS)
set(UHD_C_FLAGS "${uhd_flags}${CMAKE_C_FLAGS}") # CMAKE_C_FLAGS starts with a space
set(UHD_CXX_FLAGS "${uhd_flags}${CMAKE_CXX_FLAGS}") # CMAKE_CXX_FLAGS starts with a space
+ string(REPLACE "${uhd_topdir}" "BUILD_DIR" UHD_C_FLAGS "${UHD_C_FLAGS}")
+ string(REPLACE "${uhd_topdir}" "BUILD_DIR" UHD_CXX_FLAGS "${UHD_CXX_FLAGS}")
endmacro(UHD_LOAD_BUILD_INFO)
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