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pgxn: set MACOSX_DEPLOYMENT_TARGET (#12723)

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## Problem

Compiling `neon-pg-ext-v17` results in these linker warnings for
`libcommunicator.a`:

```
$ make -j`nproc` -s neon-pg-ext-v17
Installing PostgreSQL v17 headers
Compiling PostgreSQL v17
Compiling neon-specific Postgres extensions for v17
ld: warning: object file (/Users/erik.grinaker/Projects/neon/target/debug/libcommunicator.a[1159](25ac62e5b3c53843-curve25519.o)) was built for newer 'macOS' version (15.5) than being linked (15.0)
ld: warning: object file (/Users/erik.grinaker/Projects/neon/target/debug/libcommunicator.a[1160](0bbbd18bda93c05b-aes_nohw.o)) was built for newer 'macOS' version (15.5) than being linked (15.0)
ld: warning: object file (/Users/erik.grinaker/Projects/neon/target/debug/libcommunicator.a[1161](00c879ee3285a50d-montgomery.o)) was built for newer 'macOS' version (15.5) than being linked (15.0)
[...]
```

## Summary of changes

Set `MACOSX_DEPLOYMENT_TARGET` to the current local SDK version (15.5 in
this case), which links against object files for that version.
This commit is contained in:
Erik Grinaker
2025-07-24 16:48:35 +02:00
committed by GitHub
parent 67ad420e26
commit d793088225
1 changed files with 4 additions and 0 deletions
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4
pgxn/neon/Makefile
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@@ -33,6 +33,10 @@ SHLIB_LINK = -lcurl
UNAME_S := $(shell uname -s)
ifeq ($(UNAME_S), Darwin)
SHLIB_LINK += -framework Security -framework CoreFoundation -framework SystemConfiguration
# Link against object files for the current macOS version, to avoid spurious linker warnings.
MACOSX_DEPLOYMENT_TARGET := $(shell xcrun --sdk macosx --show-sdk-version)
export MACOSX_DEPLOYMENT_TARGET
endif
EXTENSION = neon