mirror of
https://sourceware.org/git/glibc.git
synced 2024-12-23 19:30:10 +00:00
31 lines
795 B
Plaintext
31 lines
795 B
Plaintext
GLIBC_PROVIDES dnl See aclocal.m4 in the top level source directory.
|
|
# Local configure fragment for sysdeps/sh/elf.
|
|
|
|
# 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)
|