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-rw-r--r--third-party/CMakeLists.txt12
1 files changed, 11 insertions, 1 deletions
diff --git a/third-party/CMakeLists.txt b/third-party/CMakeLists.txt
index df7f1a0ac2..f9da7c497a 100644
--- a/third-party/CMakeLists.txt
+++ b/third-party/CMakeLists.txt
@@ -21,7 +21,17 @@ if(HAS_OG_FLAG)
set(DEFAULT_MAKE_CFLAGS CFLAGS+=-Og ${DEFAULT_MAKE_CFLAGS})
endif()
-set(DEPS_INSTALL_DIR "${CMAKE_BINARY_DIR}/usr" CACHE PATH "Dependencies install directory.")
+if(CMAKE_SYSTEM_NAME MATCHES "OpenBSD")
+ # pkg-config 29.2 has a bug on OpenBSD which causes it to drop any paths that
+ # *contain* system include paths. To avoid this, we prefix what would be
+ # "/usr/include" as "/_usr/include".
+ # This check is also performed in the root CMakeLists.txt
+ # https://github.com/neovim/neovim/pull/14745#issuecomment-860201794
+ set(DEPS_INSTALL_DIR "${CMAKE_BINARY_DIR}/_usr" CACHE PATH "Dependencies install directory.")
+else()
+ set(DEPS_INSTALL_DIR "${CMAKE_BINARY_DIR}/usr" CACHE PATH "Dependencies install directory.")
+endif()
+
set(DEPS_BIN_DIR "${DEPS_INSTALL_DIR}/bin" CACHE PATH "Dependencies binary install directory.")
set(DEPS_LIB_DIR "${DEPS_INSTALL_DIR}/lib" CACHE PATH "Dependencies library install directory.")
set(DEPS_BUILD_DIR "${CMAKE_BINARY_DIR}/build" CACHE PATH "Dependencies build directory.")