feat: vendor libltkc

vendor/libltkc/examples/docsample1/CMakeLists.txt

@@ -0,0 +1,28 @@
+#
+# This example statically links when possible.  While not required, it is meant
+# to illustrate how to handle both static and dynamic linking.  Note that
+# producing a fully statically linked application (i.e. linking with '-static')
+# will raise a _lot_ of issues, if it works at all, and is not recommended.
+#
+
+cmake_minimum_required(VERSION 3.9)
+project(docsample1)
+
+find_library(LIBLTKC libltkc.a REQUIRED)
+find_library(LIBLTKC_IMPINJ libltkcimpinj.a REQUIRED)
+# it is not recommended to statically link for ssl and crypto libraries
+find_library(LIBSSL ssl REQUIRED)
+find_library(LIBCRYPTO crypto REQUIRED)
+# The ETK does not contain a host static library for xml2.  Add the generic
+# name 'xml2' to link against the dynmaic library when compiling for host.
+find_library(LIBXML2 NAMES libxml2.a xml2 REQUIRED)
+set(LIBS
+    ${LIBLTKC}
+    ${LIBLTKC_IMPINJ}
+    ${LIBXML2}
+    ${LIBCRYPTO}
+    ${LIBSSL}
+)
+
+add_executable(${PROJECT_NAME} ${PROJECT_NAME}.c)
+target_link_libraries(${PROJECT_NAME} PRIVATE ${LIBS})