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authorGarrett D'Amore <garrett@damore.org>2024-02-25 17:13:38 -0800
committerGarrett D'Amore <garrett@damore.org>2024-02-25 18:39:56 -0800
commit53a9740d1dcbad6be4b4c1a10a5f3fcbb97a5be9 (patch)
tree00c49f3cd56f5797ec0d3f31dab689c6573fc6e6 /cmake
parent8e62028a0db24364ea218007811e58ea11d0b64f (diff)
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fixes #1496 Provide NNG_ENABLE_IPV6 option (disabled by default)
This also checks if the build system has the definitions for AF_INET6, which might help in some embedded IPv4 only settings. The resolver test is enhanced to include a check for IPv6 enabled in the kernel. IPv6 support is enabled by default, of course.
Diffstat (limited to 'cmake')
-rw-r--r--cmake/NNGOptions.cmake5
1 files changed, 5 insertions, 0 deletions
diff --git a/cmake/NNGOptions.cmake b/cmake/NNGOptions.cmake
index abb3f03d..183e9d92 100644
--- a/cmake/NNGOptions.cmake
+++ b/cmake/NNGOptions.cmake
@@ -106,6 +106,11 @@ if (NNG_ENABLE_HTTP)
endif()
mark_as_advanced(NNG_ENABLE_HTTP)
+# Some sites or kernels lack IPv6 support. This override allows us
+# to prevent the use of IPv6 in environments where it isn't supported.
+option (NNG_ENABLE_IPV6 "Enable IPv6." ON)
+mark_as_advanced(NNG_ENABLE_IPV6)
+
#
# Transport Options.
#