Added check for inline keyword availability.

Both to CMake project and Autoconf. inline will be defined to whatever inline replacement exists on the system, such as __inline or __inline__

CMakeLists.txt

@@ -87,6 +87,27 @@ endif()
 set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${PROJECT_SOURCE_DIR}/cmake/")
 include_directories(${PROJECT_BINARY_DIR})
 
+include(CheckCSourceCompiles)
+
+# Check for different inline keyword versions.
+foreach(KEYWORD "inline" "__inline__" "__inline")
+	set(CMAKE_REQUIRED_DEFINITIONS "-DKEYWORD=${KEYWORD}")
+	CHECK_C_SOURCE_COMPILES(
+		"
+		#include <stdio.h>
+		KEYWORD void a() {}
+		int main(int argc, char **argv) { a(); return 0; }
+		" HAVE_${KEYWORD})
+endforeach()
+
+if (NOT HAVE_inline)
+	if (HAVE___inline__)
+		set(inline __inline__)
+	elseif(HAVE___inline)
+		set(inline __inline)
+	endif()
+endif()
+
 # Put the libaries and binaries that get built into directories at the
 # top of the build tree rather than in hard-to-find leaf directories. 
 SET(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${PROJECT_BINARY_DIR}/bin)

config.h.cmake

@@ -162,3 +162,6 @@
 
 /* Define as `fork' if `vfork' does not work. */
 //#cmakedefine vfork
+
+/* Define if the inline keyword doesn't exist. */
+#cmakedefine inline

configure.ac

@@ -22,6 +22,9 @@ applyhash='CFLAGS+= -DLWS_LIBRARY_VERSION=\"$(PACKAGE_VERSION)\" -DLWS_BUILD_HAS
 AC_SUBST([applyhash])
 AM_SUBST_NOTMAKE([applyhash])
 
+# Check for existance of the inline keyword.
+AC_C_INLINE
+
 #
 #
 #

lib/private-libwebsockets.h

@@ -20,6 +20,8 @@
  */
 #ifdef CMAKE_BUILD
 #include "lws_config.h"
+#else
+#include "config.h"
 #endif
 
 #if _MSC_VER > 1000 || defined(_WIN32)
@@ -47,14 +49,6 @@
 
 #include <sys/stat.h>
 
-#ifndef inline
- #ifdef __inline
-  #define inline __inline
- #elif defined(__inline__)
-  #define inline __inline__
- #endif
-#endif
-
 #ifdef WIN32
 #define LWS_NO_DAEMONIZE
 
@@ -398,8 +392,8 @@ struct libwebsocket {
 };
 
 #ifndef LWS_LATENCY
-static void lws_latency(struct libwebsocket_context *context, struct libwebsocket *wsi, const char *action, int ret, int completion) { while (0); }
-static void lws_latency_pre(struct libwebsocket_context *context, struct libwebsocket *wsi) { while (0); }
+static inline void lws_latency(struct libwebsocket_context *context, struct libwebsocket *wsi, const char *action, int ret, int completion) { while (0); }
+static inline void lws_latency_pre(struct libwebsocket_context *context, struct libwebsocket *wsi) { while (0); }
 #else
 #define lws_latency_pre(_context, _wsi) lws_latency(_context, _wsi, NULL, 0, 0)
 extern void