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authorYang Tse <yangsita@gmail.com>2009-05-18 00:21:02 +0000
committerYang Tse <yangsita@gmail.com>2009-05-18 00:21:02 +0000
commit5b17412c1f522cc40b01e7108afb0deaaee781f6 (patch)
tree8c51d230aee179fd84a132056bc706ae37879ed2
parentb7c7bab713e3bfba6626050806c4f4584207be6d (diff)
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- Provide in external interface preprocessor symbol definitions for
CARES_HAVE_ARES_LIBRARY_INIT and CARES_HAVE_ARES_LIBRARY_CLEANUP to ease the use of new capabilities. - Move ares_version() prototype to ares.h
-rw-r--r--Makefile.vc62
-rw-r--r--ares.h6
-rw-r--r--ares_version.c2
-rw-r--r--ares_version.h15
4 files changed, 12 insertions, 13 deletions
diff --git a/Makefile.vc6 b/Makefile.vc6
index 7fb2754..949059d 100644
--- a/Makefile.vc6
+++ b/Makefile.vc6
@@ -221,7 +221,7 @@ $(OBJ_DIR)\ares_destroy.obj: ares_destroy.c setup.h setup_once.h ares.h \
$(OBJ_DIR)\ares_mkquery.obj: ares_mkquery.c setup.h setup_once.h nameser.h \
ares.h ares_dns.h ares_build.h ares_rules.h
-$(OBJ_DIR)\ares_version.obj: ares_version.c setup.h setup_once.h \
+$(OBJ_DIR)\ares_version.obj: ares_version.c setup.h setup_once.h ares.h \
ares_version.h ares_build.h ares_rules.h
$(OBJ_DIR)\ares_expand_name.obj: ares_expand_name.c setup.h setup_once.h \
diff --git a/ares.h b/ares.h
index e942d2d..9d09a7a 100644
--- a/ares.h
+++ b/ares.h
@@ -19,8 +19,9 @@
#ifndef ARES__H
#define ARES__H
-#include "ares_build.h" /* c-ares build definitions */
-#include "ares_rules.h" /* c-ares rules enforcement */
+#include "ares_version.h" /* c-ares version defines */
+#include "ares_build.h" /* c-ares build definitions */
+#include "ares_rules.h" /* c-ares rules enforcement */
/*
* Define WIN32 when build target is Win32 API
@@ -248,6 +249,7 @@ typedef int (*ares_sock_create_callback)(ares_socket_t socket_fd,
int ares_library_init(int flags);
void ares_library_cleanup(void);
+const char *ares_version(int *version);
int ares_init(ares_channel *channelptr);
int ares_init_options(ares_channel *channelptr, struct ares_options *options,
diff --git a/ares_version.c b/ares_version.c
index 8aa1952..25f8e77 100644
--- a/ares_version.c
+++ b/ares_version.c
@@ -1,7 +1,7 @@
/* $Id$ */
#include "setup.h"
-#include "ares_version.h"
+#include "ares.h"
const char *ares_version(int *version)
{
diff --git a/ares_version.h b/ares_version.h
index 2810845..66d4bcc 100644
--- a/ares_version.h
+++ b/ares_version.h
@@ -11,15 +11,12 @@
(ARES_VERSION_PATCH))
#define ARES_VERSION_STR "1.6.1-CVS"
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-const char *ares_version(int *version);
-
-#ifdef __cplusplus
-}
+#if (ARES_VERSION >= 0x010601)
+# define CARES_HAVE_ARES_LIBRARY_INIT 1
+# define CARES_HAVE_ARES_LIBRARY_CLEANUP 1
+#else
+# undef CARES_HAVE_ARES_LIBRARY_INIT
+# undef CARES_HAVE_ARES_LIBRARY_CLEANUP
#endif
#endif
-