Replace inline with LWS_INLINE

Use a new macro instead of defining inline to avoid namespace pollution
in the embedding application.

CMakeLists.txt

@@ -115,27 +115,6 @@ endif()
 
 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

@@ -154,6 +154,3 @@
 
 /* Define as `fork' if `vfork' does not work. */
 //#cmakedefine vfork
-
-/* Define if the inline keyword doesn't exist. */
-#cmakedefine inline

lib/libwebsockets.c

@@ -144,7 +144,7 @@ static unsigned long long time_in_microseconds()
 }
 
 #ifdef _WIN32_WCE
-static inline time_t time(time_t *t)
+static LWS_INLINE time_t time(time_t *t)
 {
 	time_t ret = time_in_microseconds() / 1000000;
 	*t = ret;

lib/libwebsockets.h

@@ -86,10 +86,18 @@ typedef SSIZE_T ssize_t;
 
 #include <assert.h>
 
+#if !defined(__cplusplus) && defined(_MSC_VER)
+#define LWS_INLINE __inline
+#endif
+
 #ifndef LWS_EXTERN
 #define LWS_EXTERN extern
 #endif
 
+#ifndef LWS_INLINE
+#define LWS_INLINE inline
+#endif
+
 #define CONTEXT_PORT_NO_LISTEN 0
 #define MAX_MUX_RECURSION 2
 
@@ -1034,7 +1042,7 @@ libwebsocket_write(struct libwebsocket *wsi, unsigned char *buf, size_t len,
 				     enum libwebsocket_write_protocol protocol);
 
 /* helper for case where buffer may be const */
-static inline int
+static LWS_INLINE int
 libwebsocket_write_http(struct libwebsocket *wsi,
 				const unsigned char *buf, size_t len)
 {

lib/private-libwebsockets.h

@@ -461,10 +461,10 @@ libwebsocket_close_and_free_session(struct libwebsocket_context *context,
 			       struct libwebsocket *wsi, enum lws_close_status);
 
 #ifndef LWS_LATENCY
-static inline void lws_latency(struct libwebsocket_context *context,
+static LWS_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,
+static LWS_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)

lib/server.c

@@ -485,7 +485,7 @@ LWS_VISIBLE int libwebsockets_return_http_status(
 }
 
 #if defined(WIN32) || defined(_WIN32)
-static inline HANDLE lws_open_file(const char* filename, unsigned long* filelen)
+static LWS_INLINE HANDLE lws_open_file(const char* filename, unsigned long* filelen)
 {
 	HANDLE ret;
 	WCHAR buffer[MAX_PATH];
@@ -501,7 +501,7 @@ static inline HANDLE lws_open_file(const char* filename, unsigned long* filelen)
 	return ret;
 }
 #else
-static inline int lws_open_file(const char* filename, unsigned long* filelen)
+static LWS_INLINE int lws_open_file(const char* filename, unsigned long* filelen)
 {
 	struct stat stat_buf;
 	int ret = open(filename, O_RDONLY);