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Support GLIBC Version Targeting

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Support GLIBC version targeting, example:

`cmake -B build -G Ninja --toolchain cmake/x86_64-linux-gnu.2.17.cmake`
(You would need to create this file)

Because `NAME_WL` was used all extension info was lost, with `NAME_WLE` along with the regex change on the ABI match group we're able to recover and use the full ABI target string from the filename.

https://github.com/ziglang/zig/tree/master/lib/libc/glibc#zig-gnu-c-library-glibc-support
This commit is contained in:
funky-yellow-wombat
2025-02-17 15:07:32 +00:00
committed by GitHub
parent 52b3e1c651
commit 99d879ad32
1 changed files with 2 additions and 2 deletions
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4
cmake/zig-toolchain.cmake
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@@ -8,11 +8,11 @@ if(NOT DEFINED ZIG_TARGET)
get_filename_component(PARENT_LIST_DIR "${CMAKE_PARENT_LIST_FILE}" DIRECTORY) get_filename_component(PARENT_LIST_DIR "${CMAKE_PARENT_LIST_FILE}" DIRECTORY)
string(FIND "${CMAKE_CURRENT_LIST_DIR}" "${PARENT_LIST_DIR}" POS) string(FIND "${CMAKE_CURRENT_LIST_DIR}" "${PARENT_LIST_DIR}" POS)
if(POS EQUAL 0) if(POS EQUAL 0)
get_filename_component(ZIG_TARGET "${CMAKE_PARENT_LIST_FILE}" NAME_WE) get_filename_component(ZIG_TARGET "${CMAKE_PARENT_LIST_FILE}" NAME_WLE)
endif() endif()
endif() endif()
if(NOT ZIG_TARGET MATCHES "^([a-zZ-Z0-9_]+)-([a-zZ-Z0-9_]+)-([a-zZ-Z0-9_]+)$") if(NOT ZIG_TARGET MATCHES "^([a-zZ-Z0-9_]+)-([a-zZ-Z0-9_]+)-([a-zZ-Z0-9_.]+)$")
message(FATAL_ERROR "Expected ZIG_TARGET=<arch>-<os>-<abi>") message(FATAL_ERROR "Expected ZIG_TARGET=<arch>-<os>-<abi>")
endif() endif()