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Create an internal semaphore API that is not tied to SysV semaphores.

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As proof of concept, provide an alternate implementation based on POSIX
semaphores.  Also push the SysV shared-memory implementation into a
separate file so that it can be replaced conveniently.
This commit is contained in:
Tom Lane
2002-05-05 00:03:29 +00:00
parent 91fc10fdac
commit 72a3902a66
37 changed files with 1659 additions and 1370 deletions
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src/template/darwin
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@@ -1,3 +1,6 @@
# -traditional-cpp means "don't use apple's cpp-precomp" on darwin
# this should change to -no-cpp-precomp when that flag is implemented
CC="$CC -traditional-cpp"
# Select appropriate semaphore support
USE_NAMED_POSIX_SEMAPHORES=1