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authorYang Tse <yangsita@gmail.com>2008-09-18 16:21:09 +0000
committerYang Tse <yangsita@gmail.com>2008-09-18 16:21:09 +0000
commita6c915aab98a51b69a77a23ebe1ad8eaf0fd251f (patch)
tree197a1708904aad5274994d0232b0e7edf8fdae01 /lib/hostip.h
parenta8323cc3f5f3ab0621e14ebf543a870feed2280e (diff)
fix compiler warning: external declaration in primary source file
Diffstat (limited to 'lib/hostip.h')
-rw-r--r--lib/hostip.h14
1 files changed, 12 insertions, 2 deletions
diff --git a/lib/hostip.h b/lib/hostip.h
index d37203cc5..c6172be0f 100644
--- a/lib/hostip.h
+++ b/lib/hostip.h
@@ -26,6 +26,10 @@
#include "setup.h"
#include "hash.h"
+#ifdef HAVE_SETJMP_H
+#include <setjmp.h>
+#endif
+
#ifdef NETWARE
#undef in_addr_t
#define in_addr_t unsigned long
@@ -287,7 +291,13 @@ void Curl_destroy_thread_data(struct Curl_async *async);
#define CURL_INADDR_NONE INADDR_NONE
#endif
-
-
+#ifdef HAVE_SIGSETJMP
+/* Forward-declaration of variable defined in hostip.c. Beware this
+ * is a global and unique instance. This is used to store the return
+ * address that we can jump back to from inside a signal handler.
+ * This is not thread-safe stuff.
+ */
+extern sigjmp_buf curl_jmpenv;
+#endif
#endif