From fc639823d23d1090b8b8dcb4dd65005b41c6a8de Mon Sep 17 00:00:00 2001
From: Brad King <brad.king@kitware.com>
Date: Thu, 29 Feb 2024 14:44:30 -0500
Subject: cmCurl: Factor out compatibility code for curl < 7.52

---
 Source/cmCurl.cxx | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/Source/cmCurl.cxx b/Source/cmCurl.cxx
index e57e55d..5127110 100644
--- a/Source/cmCurl.cxx
+++ b/Source/cmCurl.cxx
@@ -34,6 +34,11 @@
     }                                                                         \
   } while (false)
 
+// curl versions before 7.52.0 did not provide TLS 1.3 support
+#if defined(LIBCURL_VERSION_NUM) && LIBCURL_VERSION_NUM < 0x073400
+#  define CURL_SSLVERSION_TLSv1_3 CURL_SSLVERSION_LAST
+#endif
+
 cm::optional<int> cmCurlParseTLSVersion(cm::string_view tls_version)
 {
   cm::optional<int> v;
@@ -44,12 +49,7 @@ cm::optional<int> cmCurlParseTLSVersion(cm::string_view tls_version)
   } else if (tls_version == "1.2"_s) {
     v = CURL_SSLVERSION_TLSv1_2;
   } else if (tls_version == "1.3"_s) {
-    // curl version 7.52.0 introduced TLS 1.3 support
-#if defined(LIBCURL_VERSION_NUM) && LIBCURL_VERSION_NUM >= 0x073400
     v = CURL_SSLVERSION_TLSv1_3;
-#else
-    v = CURL_SSLVERSION_LAST;
-#endif
   }
   return v;
 }
-- 
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