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cmake: Support setting the dynamic linker #19631

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cmake: Support setting the dynamic linker #19631

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8 changes: 8 additions & 0 deletions CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -111,6 +111,8 @@ set(ZIG_TARGET_TRIPLE "native" CACHE STRING "arch-os-abi to output binaries for"
set(ZIG_TARGET_MCPU "native" CACHE STRING "-mcpu parameter to output binaries for")
set(ZIG_SINGLE_THREADED off CACHE BOOL "limit the zig compiler to use only 1 thread")
set(ZIG_AR_WORKAROUND off CACHE BOOL "append 'ar' subcommand to CMAKE_AR")
set(ZIG_DYNAMIC_LINKER "" CACHE STRING
"Override the dynamic linker used by the Zig binary. Default is to auto-detect the dynamic linker.")

if("${ZIG_TARGET_TRIPLE}" STREQUAL "native")
set(ZIG_USE_LLVM_CONFIG ON CACHE BOOL "use llvm-config to find LLVM libraries")
Expand Down Expand Up @@ -897,6 +899,11 @@ if(ZIG_STATIC AND NOT MSVC)
else()
set(ZIG_STATIC_ARG "")
endif()
if("${ZIG_DYNAMIC_LINKER}" STREQUAL "")
set(ZIG_DYNAMIC_LINKER_ARG "")
else()
set(ZIG_DYNAMIC_LINKER_ARG --host-dynamic-linker "${ZIG_DYNAMIC_LINKER}")
endif()

if(CMAKE_POSITION_INDEPENDENT_CODE OR ZIG_PIE)
set(ZIG_PIE_ARG "-Dpie")
Expand All @@ -916,6 +923,7 @@ set(ZIG_BUILD_ARGS
"-Dno-langref"
${ZIG_SINGLE_THREADED_ARG}
${ZIG_PIE_ARG}
${ZIG_DYNAMIC_LINKER_ARG}
"-Dtarget=${ZIG_TARGET_TRIPLE}"
"-Dcpu=${ZIG_TARGET_MCPU}"
"-Dversion-string=${RESOLVED_ZIG_VERSION}"
Expand Down