Add stubs for TLS functions. These will be replaced at runtime by the

functional versions in rtld.

1 files changed, 69 insertions, 0 deletions

diff --git a/lib/libc/gen/tls.c b/lib/libc/gen/tls.c
new file mode 100644
index 0000000..1c4f8ce
--- /dev/null
+++ b/lib/libc/gen/tls.c
@@ -0,0 +1,69 @@
+/*-
+ * Copyright (c) 2004 Doug Rabson
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ *	$FreeBSD$
+ */
+
+/*
+ * Define stubs for TLS internals so that programs and libraries can
+ * link. These functions will be replaced by functional versions at
+ * runtime from ld-elf.so.1.
+ */
+
+#include <stddef.h>
+
+#ifdef __i386__
+
+extern void *___tls_get_addr(void *ti) __attribute__((__regparm__(1)));
+
+#pragma weak ___tls_get_addr
+__attribute__((__regparm__(1)))
+void *
+___tls_get_addr(void *ti)
+{
+	return (0);
+}
+
+#endif
+
+#pragma weak __tls_get_addr
+void *
+__tls_get_addr()
+{
+	return (0);
+}
+
+#pragma weak _rtld_allocate_tls
+void *
+_rtld_allocate_tls(void *oldtls, size_t tcbsize, size_t tcbalign)
+{
+	return (0);
+}
+
+#pragma weak _rtld_free_tls
+void
+_rtld_free_tls(void *tcb, size_t tcbsize, size_t tcbalign)
+{
+}