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Add opt-out for enforcing static linkage (when generally aiming for static linkage)

This commit is contained in:
Martchus 2022-04-03 00:51:07 +02:00
parent 28a35e9673
commit 58c3506ca0
1 changed files with 13 additions and 5 deletions
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18
cmake/modules/3rdParty.cmake
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@ -440,8 +440,18 @@ endif ()
if ((STATIC_LINKAGE AND META_PROJECT_IS_APPLICATION) OR (STATIC_LIBRARY_LINKAGE AND META_PROJECT_IS_LIBRARY))
set(STATIC_LINKAGE_CONFIGURED ON)
# add options to opt out from linking statically against the C and C++ standard library as it might not work under all
# platforms (see https://github.com/Martchus/syncthingtray/issues/64)
# add options to opt out from linking statically against certain core libraries as it might not work under all platforms
# (see https://github.com/Martchus/syncthingtray/issues/64)
if (APPLE OR LINUX)
set(DEFAUT_NO_STATIC_ENFORCE ON)
# note: The -static flag is considered completely unsupported under Apple platforms (see
# https://stackoverflow.com/questions/844819/how-to-static-link-on-os-x) and generally not a good idea to use under
# GNU/Linux as it leads to linking statically against glibc.
else ()
set(DEFAULT_NO_STATIC_ENFORCE OFF)
endif ()
option(NO_STATIC_ENFORCE "prevent enforcing static linkage despite generally aiming for a statically linked build"
"${DEFAUT_NO_STATIC_ENFORCE}")
option(NO_STATIC_LIBGCC
"prevent linking statically against libgcc despite aiming otherwise for a statically linked build" OFF)
option(NO_STATIC_LIBSTDCXX
@ -449,10 +459,8 @@ if ((STATIC_LINKAGE AND META_PROJECT_IS_APPLICATION) OR (STATIC_LIBRARY_LINKAGE
# add additional linker flags to achieve a fully statically linked build
set(STATIC_LINKAGE_LINKER_FLAGS)
if (NOT APPLE)
if (NOT NO_STATIC_ENFORCE)
list(APPEND STATIC_LINKAGE_LINKER_FLAGS -static)
# note: The -static flag is considered completely unsupported under Apple platforms (see
# https://stackoverflow.com/questions/844819/how-to-static-link-on-os-x).
endif ()
if (NOT NO_STATIC_LIBGCC)
list(APPEND STATIC_LINKAGE_LINKER_FLAGS -static-libgcc)