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-rw-r--r--package/cmake/cmake.mk12
1 files changed, 12 insertions, 0 deletions
diff --git a/package/cmake/cmake.mk b/package/cmake/cmake.mk
index 95c73c036b..7a80c1bfef 100644
--- a/package/cmake/cmake.mk
+++ b/package/cmake/cmake.mk
@@ -10,6 +10,18 @@ CMAKE_SITE = https://cmake.org/files/v$(CMAKE_VERSION_MAJOR)
CMAKE_LICENSE = BSD-3c
CMAKE_LICENSE_FILES = Copyright.txt
+# CMake is a particular package:
+# * CMake can be built using the generic infrastructure or the cmake one.
+# Since Buildroot has no requirement regarding the host system cmake
+# program presence, it uses the generic infrastructure to build the
+# host-cmake package, then the (target-)cmake package can be built
+# using the cmake infrastructure;
+# * CMake bundles its dependencies within its sources. This is the
+# reason why the host-cmake package has no dependencies:, whereas
+# the (target-)cmake package has a lot of dependencies, using only
+# the system-wide libraries instead of rebuilding and statically
+# linking with the ones bundled into the CMake sources.
+
CMAKE_DEPENDENCIES = zlib jsoncpp libcurl libarchive expat bzip2 xz
CMAKE_CONF_OPTS = \
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