libebl/

2012-10-12  Jan Kratochvil  <[email protected]>

	* ebl-hooks.h (abi_cfi): Extend its comment for return value.
	* eblopenbackend.c (default_abi_cfi): Return -1.
	* libebl.h (ebl_abi_cfi): Extend its comment for return value.

Signed-off-by: Jan Kratochvil <[email protected]>

1 files changed, 4 insertions, 1 deletions

diff --git a/libebl/libebl.h b/libebl/libebl.h
index 0d5621d6..cae31c9b 100644
--- a/libebl/libebl.h
+++ b/libebl/libebl.h
@@ -267,7 +267,10 @@ extern int ebl_syscall_abi (Ebl *ebl, int *sp, int *pc,
    DWARF register number that identifies the actual PC in machine state.
    If there is no canonical DWARF register number with that meaning, it's
    left unchanged (callers usually initialize with (Dwarf_Word) -1).
-   This value is not used by CFI per se.  */
+   This value is not used by CFI per se.
+
+   Function returns 0 on success and -1 for error or unsupported by the
+   backend.  */
 extern int ebl_abi_cfi (Ebl *ebl, Dwarf_CIE *abi_info)
   __nonnull_attribute__ (2);