clang compile

JSON/CMakeLists.txt

@@ -13,7 +13,9 @@ POCO_SOURCES_AUTO( SRCS ${SRCS_G})
 file(GLOB_RECURSE HDRS_G "include/*.h" )
 POCO_HEADERS_AUTO( SRCS ${HDRS_G})
 POCO_SOURCES(SRCS pdjson src/pdjson.c)
-SET_SOURCE_FILES_PROPERTIES(src/pdjson.c PROPERTIES LANGUAGE CXX)
+if(WIN32)
+    SET_SOURCE_FILES_PROPERTIES(src/pdjson.c PROPERTIES LANGUAGE CXX)
+endif()
 
 add_library( "${LIBNAME}" ${LIB_MODE} ${SRCS} )
 add_library( "${POCO_LIBNAME}" ALIAS "${LIBNAME}")

JSON/src/pdjson.c

@@ -8,6 +8,7 @@
 #define JSON_FLAG_ERROR      (1u << 0)
 #define JSON_FLAG_STREAMING  (1u << 1)
 
+
 // patched for poco 1.8.x (VS 2008)
 #if defined(_MSC_VER) && (_MSC_VER < 1900)
 

JSON/src/pdjson.h

@@ -6,11 +6,20 @@ extern "C" {
 #endif // __cplusplus
 
 #include <stdio.h>
-#if !defined(_MSC_VER) // for poco 1.8.x we must compile as C++
+
+#if !defined(__cplusplus) && !defined(_MSC_VER) // for poco 1.8.x we must compile as C++
 	#if defined(__STDC_VERSION__) || (__STDC_VERSION__ >= 199901L)
 		#include <stdbool.h>
 	#else
-		typedef enum { false, true } bool;
+	#ifndef bool
+		#define bool int
+	#endif
+	#ifndef true
+		#define true 1
+	#endif
+	#ifndef false
+		#define false 0
+	#endif
 	#endif // __STDC_VERSION__
 #endif