Fix some Windows compile issues, add JSON_EXPORT's, fix bogus character escapes, define __func__ and omit unistd.h if needed.

tests/test_json_pointer.c

@@ -20,7 +20,7 @@ static const char *input_json_str = "{ "
 	"'foo': ['bar', 'baz'], "
 	"'': 0, "
 	"'a/b': 1, "
-	"'c\%d': 2, "
+	"'c%d': 2, "
 	"'e^f': 3, "
 	"'g|h': 4, "
 	"'i\\\\j': 5, "
@@ -238,7 +238,7 @@ static void test_example_set()
 	assert(0 == json_pointer_set(&jo1, "/", json_object_new_int(9)));
 	printf("PASSED - SET - / == 9\n");
 
-	jo2 = json_tokener_parse("{ 'foo': [ 'bar', 'cod' ], '': 9, 'a/b': 1, 'c\%d': 2, 'e^f': 3, 'g|h': 4, 'i\\\\j': 5, 'k\\\"l': 6, ' ': 7, 'm~n': 8, 'fud': { 'gaw': [ 0, 2, 3, 4 ] } }");
+	jo2 = json_tokener_parse("{ 'foo': [ 'bar', 'cod' ], '': 9, 'a/b': 1, 'c%d': 2, 'e^f': 3, 'g|h': 4, 'i\\\\j': 5, 'k\\\"l': 6, ' ': 7, 'm~n': 8, 'fud': { 'gaw': [ 0, 2, 3, 4 ] } }");
 	assert(json_object_equal(jo2, jo1));
 	printf("PASSED - SET - Final JSON is: %s\n", json_object_get_string(jo1));
 	json_object_put(jo2);

tests/test_printbuf.c

@@ -11,6 +11,11 @@
 static void test_basic_printbuf_memset(void);
 static void test_printbuf_memset_length(void);
 
+#ifndef __func__
+/* VC++ compat */
+#define __func__ __FUNCTION__
+#endif
+
 static void test_basic_printbuf_memset()
 {
 	struct printbuf *pb;
@@ -158,7 +163,7 @@ int main(int argc, char **argv)
 {
 	int before_resize = 0;
 
-	mc_set_debug(1);
+	MC_SET_DEBUG(1);
 
 	test_basic_printbuf_memset();
 	printf("========================================\n");

tests/test_util_file.c

@@ -6,7 +6,9 @@
 #include <string.h>
 #include <fcntl.h>
 #include <limits.h>
-#include <unistd.h>
+#if HAVE_UNISTD_H
+# include <unistd.h>
+#endif /* HAVE_UNISTD_H */
 #include <sys/types.h>
 #include <sys/stat.h>