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-rwxr-xr-xsysdeps/i386/elf/configure35
1 files changed, 35 insertions, 0 deletions
diff --git a/sysdeps/i386/elf/configure b/sysdeps/i386/elf/configure
new file mode 100755
index 0000000000..e12bf4a164
--- /dev/null
+++ b/sysdeps/i386/elf/configure
@@ -0,0 +1,35 @@
+ # Local configure fragment for sysdeps/unix/sysv/linux.
+
+# Check for support of thread-local storage handling in assembler and
+# linker.
+echo $ac_n "checking for i386 TLS support""... $ac_c" 1>&6
+echo "configure:7: checking for i386 TLS support" >&5
+if eval "test \"`echo '$''{'libc_cv_386_tls'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  cat > conftest.s <<\EOF
+	.section ".tdata", "awT", @progbits
+foo:	.long	1
+	.section ".tbss", "awT", @nobits
+	.comm	bar,4,4
+	.text
+baz:	leal	bar@TLSLDM(%ebx), %eax
+	leal	bar@DTPOFF(%eax), %edx
+	subl	foo@GOTTPOFF(%edx), %eax
+	subl	$bar@TPOFF, %eax
+EOF
+if { ac_try='${CC-cc} -c $CFLAGS conftest.s 1>&5'; { (eval echo configure:22: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
+  libc_cv_386_tls=yes
+else
+  libc_cv_386_tls=no
+fi
+rm -f conftest*
+fi
+
+echo "$ac_t""$libc_cv_386_tls" 1>&6
+if test $libc_cv_386_tls = yes; then
+  cat >> confdefs.h <<\EOF
+#define HAVE_TLS_SUPPORT 1
+EOF
+
+fi