cmake: Find libubox/usock.h

Add a CMake FIND_PATH and INCLUDE_DIRECTORIES searching for libubox/usock.h.
Some external toolchains which do not include standard locations would fail to
find the header otherwise.

Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 8514351b98a3c1540ac454c22dbd2e8230ef2f24..7ae8ba4d13d64df719c2593e38f22991cf87139f 100644 (file)
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -21,6 +21,9 @@ IF(LIBS STREQUAL "LIBS-NOTFOUND")
        SET(LIBS "")
 ENDIF()
 
+FIND_PATH(ubox_include_dir libubox/usock.h)
+INCLUDE_DIRECTORIES(${ubox_include_dir})
+
 SET(SOURCES main.c listen.c client.c utils.c file.c auth.c cgi.c relay.c proc.c plugin.c handler.c)
 IF(TLS_SUPPORT)
        SET(SOURCES ${SOURCES} tls.c)