diff options
Diffstat (limited to 'sysdeps/sh/configure.in')
| -rw-r--r-- | sysdeps/sh/configure.in | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/sysdeps/sh/configure.in b/sysdeps/sh/configure.in new file mode 100644 index 0000000000..538e34e9f5 --- /dev/null +++ b/sysdeps/sh/configure.in @@ -0,0 +1,30 @@ +GLIBC_PROVIDES dnl See aclocal.m4 in the top level source directory. +# Local configure fragment for sysdeps/sh. + +# Check for support of thread-local storage handling in assembler and +# linker. +AC_CACHE_CHECK(for SH TLS support, libc_cv_sh_tls, [dnl +cat > conftest.S <<\EOF + .section ".tdata", "awT", @progbits +foo: .long 25 + .text + .long foo@TLSGD + .long foo@TLSLDM + .long foo@DTPOFF + .long foo@GOTTPOFF + .long foo@TPOFF +EOF +dnl +if AC_TRY_COMMAND(${CC-cc} -S $CFLAGS conftest.S 1>&AS_MESSAGE_LOG_FD); then + libc_cv_sh_tls=yes +else + libc_cv_sh_tls=no +fi +rm -f conftest*]) +if test $libc_cv_sh_tls = no; then + AC_MSG_ERROR([the assembler must support TLS]) +fi + +dnl It is always possible to access static and hidden symbols in an +dnl position independent way. +AC_DEFINE(PI_STATIC_AND_HIDDEN) |