From: Shuanglei Tao <tsl0922@gmail.com>
Date: Sat, 15 Oct 2016 01:43:13 +0000 (+0800)
Subject: cmake: search libwebsockets headers from LIBWEBSOCKETS_INCLUDE_DIRS
X-Git-Url: http://git.prime8.dev/?a=commitdiff_plain;h=4d320d1c8a851bec34a631a4129127b9c3bbfab6;p=ttyd.git

cmake: search libwebsockets headers from LIBWEBSOCKETS_INCLUDE_DIRS
---

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 161f238..7f15337 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,9 +1,9 @@
 cmake_minimum_required(VERSION 2.8)
 
 # enable C99 mode
-if (CMAKE_VERSION VERSION_LESS "3.1")
+if(CMAKE_VERSION VERSION_LESS "3.1")
     set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=c99")
-else ()
+else()
     set (CMAKE_C_STANDARD 99)
 endif()
 
@@ -17,8 +17,9 @@ find_package(Libwebsockets ${LIBWEBSOCKETS_MIN_VERSION} QUIET)
 
 find_package(PkgConfig)
 
-# try to find libwebsockets with pkg-config
-if (NOT Libwebsockets_DIR)
+if(Libwebsockets_FOUND)
+    set(LIBWEBSOCKETS_INCLUDE_DIR ${LIBWEBSOCKETS_INCLUDE_DIR} ${LIBWEBSOCKETS_INCLUDE_DIRS})
+else() # try to find libwebsockets with pkg-config
     pkg_check_modules(Libwebsockets REQUIRED libwebsockets>=${LIBWEBSOCKETS_MIN_VERSION})
     find_path(LIBWEBSOCKETS_INCLUDE_DIR libwebsockets.h
             HINTS ${LIBWEBSOCKETS_INCLUDEDIR} ${LIBWEBSOCKETS_INCLUDE_DIRS})