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Check if objcopy works to localize symbol

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LLVM objcopy does not support localizing symbols option, e.g,
`--localize-symbol` and `--keep-global-symbol`, for MachO.
This commit is contained in:
Nobuyoshi Nakada 2023-02-14 18:37:33 +09:00
parent 2490b2e121
commit ef9efcf0bf
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GPG Key ID: 7CD2805BFA3770C6
1 changed files with 10 additions and 0 deletions
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10
configure.ac
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@ -506,6 +506,16 @@ AS_CASE(["$target_os"],
], ],
[hiuxmpp*], [AC_DEFINE(__HIUX_MPP__)]) # by TOYODA Eizi <toyoda@npd.kishou.go.jp> [hiuxmpp*], [AC_DEFINE(__HIUX_MPP__)]) # by TOYODA Eizi <toyoda@npd.kishou.go.jp>
AS_IF([test "$OBJCOPY" != :], [
AC_MSG_CHECKING([if $OBJCOPY works to localize symbols])
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[void conftest_objcopy(void) {}]])],
[
$OBJCOPY -w -L '*conftest_*' conftest.$OBJEXT 2>/dev/null || OBJCOPY=:
])
AS_IF([test "$OBJCOPY" = :], [AC_MSG_RESULT(no)], [AC_MSG_RESULT(yes)])
])
AC_PROG_LN_S AC_PROG_LN_S
AC_PROG_MAKE_SET AC_PROG_MAKE_SET
AC_PROG_INSTALL AC_PROG_INSTALL