RFR: JDK-8231572 Use -lobjc instead of -fobjc-link-runtime in libosxsecurity

[Erik Joelsson]

Looks good.

/Erik

On 2020-04-14 03:31, Magnus Ihse Bursie wrote:
> When building with some versions of the macOS SDK, you can get errors 
> like this:
>
> Undefined symbols for architecture x86_64:
> ??"_objc_loadClassref", referenced from:
> ??????__ARCLite__load() in libarclite_macosx.a(arclite.o)
> ld: symbol(s) not found for architecture x86_64
> clang: error: linker command failed with exit code 1 (use -v to see 
> invocation)
> make[3]: *** 
> [/Users/dnsimon/jdk-jdk/build/macosx-x86_64-server-release/support/modules_libs/java.base/libosxsecurity.dylib] 
> Error 1
> make[3]: *** Waiting for unfinished jobs....
> make[2]: *** [java.base-libs] Error 2
>
> This is due to the use of -fobjc-link-runtime in libosxsecurity. It 
> turns out that what was really needed was to link to the objc library. 
> This patch does this instead. It has been shown to work under a 
> variety of macOS versions.
>
> Bug: https://bugs.openjdk.java.net/browse/JDK-8231572
> WebRev: 
> http://cr.openjdk.java.net/~ihse/JDK-8231572-use-lobjc-in-libosxsecurity/webrev.01
>
> /Magnus