build: fix OpenSSL version parsing for OpenSSL < 3 #60775
Merged
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OpenSSL versions before 3.0.0 do not define
OPENSSL_VERSION_MAJOROPENSSL_VERSION_MINOROPENSSL_VERSION_PATCHin
openssl/opensslv.h. For these versions,OPENSSL_VERSION_NUMBERis a literal which we can parse directly.Noticed this in, e.g. https://ci.nodejs.org/job/node-test-commit-linux-containered/53610/nodes=ubuntu2404_sharedlibs_openssl111_x64/consoleFull
it should instead be
(
269488511=0x1010117F)FWIW I'm planning a follow up a PR after this to warn for OpenSSL versions < 3. I've kept the changes separate as this PR should land on v25.x but the warning for OpenSSL < 3 would be semver-major.