diff options
| author | Nick Zitzmann <nickzman@gmail.com> | 2018-07-01 14:05:50 -0500 |
|---|---|---|
| committer | Daniel Stenberg <daniel@haxx.se> | 2018-07-06 11:13:50 +0200 |
| commit | b78d1a3d4563a055aa3abcc750b721f01b55dc24 (patch) | |
| tree | 1f1df480189f74ed2587c3eedb0cb91fb5db028d | |
| parent | b4db3a8a07f6959271a2bfd5a57ee53f7cf823cc (diff) | |
| download | curl-b78d1a3d4563a055aa3abcc750b721f01b55dc24.tar.gz | |
darwinssl: allow High Sierra users to build the code using GCC
...but GCC users lose out on TLS 1.3 support, since we can't weak-link
enumeration constants.
Fixes #2656
Closes #2703
| -rw-r--r-- | lib/vtls/darwinssl.c | 17 |
1 files changed, 9 insertions, 8 deletions
diff --git a/lib/vtls/darwinssl.c b/lib/vtls/darwinssl.c index 45fe49d82..f29b5acad 100644 --- a/lib/vtls/darwinssl.c +++ b/lib/vtls/darwinssl.c @@ -1252,14 +1252,13 @@ static CURLcode darwinssl_version_from_curl(SSLProtocol *darwinver, return CURLE_OK; case CURL_SSLVERSION_TLSv1_3: /* TLS 1.3 support first appeared in iOS 11 and macOS 10.13 */ -#if CURL_BUILD_MAC_10_13 || CURL_BUILD_IOS_11 - /* We can assume __builtin_available() will always work in the - 10.13/11.0 SDK: */ +#if (CURL_BUILD_MAC_10_13 || CURL_BUILD_IOS_11) && HAVE_BUILTIN_AVAILABLE == 1 if(__builtin_available(macOS 10.13, iOS 11.0, *)) { *darwinver = kTLSProtocol13; return CURLE_OK; } -#endif /* CURL_BUILD_MAC_10_13 || CURL_BUILD_IOS_11 */ +#endif /* (CURL_BUILD_MAC_10_13 || CURL_BUILD_IOS_11) && + HAVE_BUILTIN_AVAILABLE == 1 */ break; } return CURLE_SSL_CONNECT_ERROR; @@ -1278,7 +1277,7 @@ set_ssl_version_min_max(struct connectdata *conn, int sockindex) /* macOS 10.5-10.7 supported TLS 1.0 only. macOS 10.8 and later, and iOS 5 and later, added TLS 1.1 and 1.2. macOS 10.13 and later, and iOS 11 and later, added TLS 1.3. */ -#if CURL_BUILD_MAC_10_13 || CURL_BUILD_IOS_11 +#if (CURL_BUILD_MAC_10_13 || CURL_BUILD_IOS_11) && HAVE_BUILTIN_AVAILABLE == 1 if(__builtin_available(macOS 10.13, iOS 11.0, *)) { max_supported_version_by_os = CURL_SSLVERSION_MAX_TLSv1_3; } @@ -1287,7 +1286,8 @@ set_ssl_version_min_max(struct connectdata *conn, int sockindex) } #else max_supported_version_by_os = CURL_SSLVERSION_MAX_TLSv1_2; -#endif /* CURL_BUILD_MAC_10_13 || CURL_BUILD_IOS_11 */ +#endif /* (CURL_BUILD_MAC_10_13 || CURL_BUILD_IOS_11) && + HAVE_BUILTIN_AVAILABLE == 1 */ switch(ssl_version) { case CURL_SSLVERSION_DEFAULT: @@ -1430,7 +1430,7 @@ static CURLcode darwinssl_connect_step1(struct connectdata *conn, case CURL_SSLVERSION_DEFAULT: case CURL_SSLVERSION_TLSv1: (void)SSLSetProtocolVersionMin(BACKEND->ssl_ctx, kTLSProtocol1); -#if CURL_BUILD_MAC_10_13 || CURL_BUILD_IOS_11 +#if (CURL_BUILD_MAC_10_13 || CURL_BUILD_IOS_11) && HAVE_BUILTIN_AVAILABLE == 1 if(__builtin_available(macOS 10.13, iOS 11.0, *)) { (void)SSLSetProtocolVersionMax(BACKEND->ssl_ctx, kTLSProtocol13); } @@ -1439,7 +1439,8 @@ static CURLcode darwinssl_connect_step1(struct connectdata *conn, } #else (void)SSLSetProtocolVersionMax(BACKEND->ssl_ctx, kTLSProtocol12); -#endif /* CURL_BUILD_MAC_10_13 || CURL_BUILD_IOS_11 */ +#endif /* (CURL_BUILD_MAC_10_13 || CURL_BUILD_IOS_11) && + HAVE_BUILTIN_AVAILABLE == 1 */ break; case CURL_SSLVERSION_TLSv1_0: case CURL_SSLVERSION_TLSv1_1: |