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-rw-r--r--include/link.h27
1 files changed, 27 insertions, 0 deletions
diff --git a/include/link.h b/include/link.h
index 6fa4d0fc0..dc6502476 100644
--- a/include/link.h
+++ b/include/link.h
@@ -25,6 +25,9 @@
#include <elf.h>
#include <dlfcn.h>
#include <sys/types.h>
+#ifdef _LIBC
+#include <tls.h>
+#endif
/* We use this macro to refer to ELF types independent of the native wordsize.
`ElfW(TYPE)' is used in place of `Elf32_TYPE' or `Elf64_TYPE'. */
@@ -90,6 +93,30 @@ struct link_map
char *l_name; /* Absolute file name object was found in. */
ElfW(Dyn) *l_ld; /* Dynamic section of the shared object. */
struct link_map *l_next, *l_prev; /* Chain of loaded objects. */
+
+#ifdef USE_TLS
+ /* Thread-local storage related info. */
+
+ /* Start of the initialization image. */
+ void *l_tls_initimage;
+ /* Size of the initialization image. */
+ size_t l_tls_initimage_size;
+ /* Size of the TLS block. */
+ size_t l_tls_blocksize;
+ /* Alignment requirement of the TLS block. */
+ size_t l_tls_align;
+ /* Offset of first byte module alignment. */
+ size_t l_tls_firstbyte_offset;
+# ifndef NO_TLS_OFFSET
+# define NO_TLS_OFFSET 0
+# endif
+ /* For objects present at startup time: offset in the static TLS block. */
+ ptrdiff_t l_tls_offset;
+ /* Index of the module in the dtv array. */
+ size_t l_tls_modid;
+ /* Nonzero if _dl_init_static_tls should be called for this module */
+ unsigned int l_need_tls_init:1;
+#endif
};
#ifdef __USE_GNU