util: Use constexpr for ALPN id

2ca8cf36 · Tatsuhiro Tsujikawa · 2224b98c · 2ca8cf36
Commit 2ca8cf36 authored Jun 21, 2015 by Tatsuhiro Tsujikawa
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src/util.h src/util.h +4 -4

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--- a/src/util.h
+++ b/src/util.h
@@ -52,11 +52,11 @@ namespace nghttp2 {
 // The additional HTTP/2 protocol ALPN protocol identifier we also
 // supports for our applications to make smooth migration into final
 // h2 ALPN ID.
-#define NGHTTP2_H2_16_ALPN "\x5h2-16"
-#define NGHTTP2_H2_16 "h2-16"
+constexpr const char NGHTTP2_H2_16_ALPN[] = "\x5h2-16";
+constexpr const char NGHTTP2_H2_16[] = "h2-16";

-#define NGHTTP2_H2_14_ALPN "\x5h2-14"
-#define NGHTTP2_H2_14 "h2-14"
+constexpr const char NGHTTP2_H2_14_ALPN[] = "\x5h2-14";
+constexpr const char NGHTTP2_H2_14[] = "h2-14";

 namespace util {