diff options
Diffstat (limited to 'ld/configure.ac')
| -rw-r--r-- | ld/configure.ac | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/ld/configure.ac b/ld/configure.ac index e306c1d..3e44e33 100644 --- a/ld/configure.ac +++ b/ld/configure.ac @@ -245,6 +245,27 @@ AC_ARG_ENABLE(mark-plt, no) ac_default_ld_z_mark_plt=0 ;; esac]) +# Decide if --gnu2-tls-tag should be enabled in ELF i386 and x86-64 +# linkers by default. +ac_default_ld_enable_gnu2_tls_tag=unset +AC_ARG_ENABLE(gnu2-tls-tag, + AS_HELP_STRING([--enable-gnu2-tls-tag], + [enable --gnu2-tls-tag in ELF i386/x86-64 linker by default]), +[case "${enableval}" in + yes) ac_default_ld_enable_gnu2_tls_tag=1 ;; + no) ac_default_ld_enable_gnu2_tls_tag=0 ;; +esac]) + +# Decide if --gnu-tls-tag should be enabled in ELF i386 linker by default. +ac_default_ld_enable_gnu_tls_tag=unset +AC_ARG_ENABLE(gnu-tls-tag, + AS_HELP_STRING([--enable-gnu-tls-tag], + [enable --gnu-tls-tag in ELF i386 linker by default]), +[case "${enableval}" in + yes) ac_default_ld_enable_gnu_tls_tag=1 ;; + no) ac_default_ld_enable_gnu_tls_tag=0 ;; +esac]) + # Decide if -z memory-seal should be enabled in ELF linker by default. ac_default_ld_z_memory_seal=unset AC_ARG_ENABLE(memory-seal, @@ -646,6 +667,23 @@ AC_DEFINE_UNQUOTED(DEFAULT_LD_Z_MEMORY_SEAL, $ac_default_ld_z_memory_seal, [Define to 1 if you want to enable -z memory_seal in ELF linker by default.]) +if test "${ac_default_ld_enable_gnu2_tls_tag}" = unset; then + # Default to enable --gnu2-tls-tag if libc.so has the GLIBC_ABI_GNU2_TLS + # version. + ac_default_ld_enable_gnu2_tls_tag=2 +fi +AC_DEFINE_UNQUOTED(DEFAULT_LD_GNU2_TLS_TAG, + $ac_default_ld_enable_gnu2_tls_tag, + [Define to 1 if you want to enable --gnu2-tls-tag in ELF i386/x86-64 linker by default.]) + +if test "${ac_default_ld_enable_gnu_tls_tag}" = unset; then + # Default to enable --gnu-tls-tag if libc.so has the GLIBC_ABI_GNU_TLS + # version. + ac_default_ld_enable_gnu_tls_tag=2 +fi +AC_DEFINE_UNQUOTED(DEFAULT_LD_GNU_TLS_TAG, + $ac_default_ld_enable_gnu_tls_tag, + [Define to 1 if you want to enable --gnu-tls-tag in ELF i386 linker by default.]) AC_DEFINE_UNQUOTED(DEFAULT_LD_WARN_EXECSTACK, $ac_default_ld_warn_execstack, |