From f8eb52ebdac82e752f9f755ce79b0f88bac613cf Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Stefan=20B=C3=BChler?= <stbuehler@web.de>
Date: Sat, 7 Aug 2010 10:46:34 +0000
Subject: add libev fdevent handler: server.event-handler = "libev"

git-svn-id: svn://svn.lighttpd.net/lighttpd/branches/lighttpd-1.4.x@2754 152afb58-edef-0310-8abb-c4023f1b3aa9
---
 cmake/FindLibEV.cmake | 70 +++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 70 insertions(+)
 create mode 100644 cmake/FindLibEV.cmake

(limited to 'cmake/FindLibEV.cmake')

diff --git a/cmake/FindLibEV.cmake b/cmake/FindLibEV.cmake
new file mode 100644
index 00000000..204725d7
--- /dev/null
+++ b/cmake/FindLibEV.cmake
@@ -0,0 +1,70 @@
+
+SET(LIBEV_PATH "" CACHE PATH "Base path for include/ev.h and lib/libev*")
+SET(LIBEV_INCLUDE_PATH "" CACHE PATH "Include path for ev.h")
+SET(LIBEV_LIBDIR "" CACHE PATH "Path containing libev")
+
+IF(LIBEV_PATH)
+	SET(LIBEV_INCLUDE_PATH "${LIBEV_PATH}/include" CACHE PATH "Include path for ev.h" FORCE)
+	SET(LIBEV_LIBDIR "${LIBEV_PATH}/lib" CACHE PATH "Path containing libev" FORCE)
+ENDIF(LIBEV_PATH)
+
+IF(LIBEV_INCLUDE_PATH)
+	INCLUDE_DIRECTORIES(${LIBEV_INCLUDE_PATH})
+ENDIF(LIBEV_INCLUDE_PATH)
+
+# Use cached result
+IF(NOT LIBEV_FOUND)
+	UNSET(HAVE_EV_H)
+	UNSET(HAVE_LIBEV)
+	UNSET(HAVE_EV_H CACHE)
+	UNSET(HAVE_LIBEV CACHE)
+	UNSET(LIBEV_CFLAGS)
+	UNSET(LIBEV_LDFLAGS)
+
+	IF(LIBEV_INCLUDE_PATH OR LIBEV_LIBDIR)
+		SET(CMAKE_REQUIRED_INCLUDES ${LIBEV_INCLUDE_PATH})
+# 		MESSAGE(STATUS "Looking for ev.h in ${CMAKE_REQUIRED_INCLUDES}")
+		CHECK_INCLUDE_FILES(ev.h HAVE_EV_H)
+		IF(HAVE_EV_H)
+# 			MESSAGE(STATUS "Looking for lib ev in ${LIBEV_LIBDIR}")
+			CHECK_LIBRARY_EXISTS(ev ev_loop "${LIBEV_LIBDIR}" HAVE_LIBEV)
+			IF(HAVE_LIBEV)
+				SET(LIBEV_CFLAGS "" CACHE INTERNAL "")
+				SET(LIBEV_LDFLAGS "-L${LIBEV_LIBDIR} -lev" CACHE INTERNAL "")
+				SET(LIBEV_FOUND TRUE CACHE INTERNAL "Found libev" FORCE)
+			ELSE(HAVE_LIBEV)
+				MESSAGE(STATUS "Couldn't find lib ev in ${LIBEV_LIBDIR}")
+			ENDIF(HAVE_LIBEV)
+		ELSE(HAVE_EV_H)
+			MESSAGE(STATUS "Couldn't find <ev.h> in ${LIBEV_INCLUDE_PATH}")
+		ENDIF(HAVE_EV_H)
+	ELSE(LIBEV_INCLUDE_PATH OR LIBEV_LIBDIR)
+		pkg_check_modules(LIBEV libev)
+		IF(NOT LIBEV_FOUND)
+# 			MESSAGE(STATUS "Looking for ev.h in ${CMAKE_REQUIRED_INCLUDES}")
+			CHECK_INCLUDE_FILES(ev.h HAVE_EV_H)
+			IF(HAVE_EV_H)
+# 				MESSAGE(STATUS "Looking for lib ev")
+				CHECK_LIBRARY_EXISTS(ev ev_loop "" HAVE_LIBEV)
+				IF(HAVE_LIBEV)
+					SET(LIBEV_CFLAGS "" CACHE INTERNAL "")
+					SET(LIBEV_LDFLAGS "-lev" CACHE INTERNAL "")
+					SET(LIBEV_FOUND TRUE CACHE INTERNAL "Found libev" FORCE)
+				ELSE(HAVE_LIBEV)
+					MESSAGE(STATUS "Couldn't find lib ev")
+				ENDIF(HAVE_LIBEV)
+			ELSE(HAVE_EV_H)
+				MESSAGE(STATUS "Couldn't find <ev.h>")
+			ENDIF(HAVE_EV_H)
+		ENDIF(NOT LIBEV_FOUND)
+	ENDIF(LIBEV_INCLUDE_PATH OR LIBEV_LIBDIR)
+
+ENDIF(NOT LIBEV_FOUND)
+
+IF(NOT LIBEV_FOUND)
+	IF(LibEV_FIND_REQUIRED)
+		MESSAGE(FATAL_ERROR "Could not find libev")
+	ENDIF(LibEV_FIND_REQUIRED)
+ENDIF(NOT LIBEV_FOUND)
+
+MARK_AS_ADVANCED(LIBEV_PATH LIBEV_INCLUDE_PATH LIBEV_LIBDIR)
-- 
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