socsvn commit: r224844 - soc2011/gk/ino64-head/tools/tools/shlib-compat

gk at gk at
Tue Aug 2 14:51:25 UTC 2011

Author: gk
Date: Tue Aug  2 14:51:22 2011
New Revision: 224844

  shlib-compat: Document the way to compare with sysfake stubs


Modified: soc2011/gk/ino64-head/tools/tools/shlib-compat/README
--- soc2011/gk/ino64-head/tools/tools/shlib-compat/README	Tue Aug  2 14:51:12 2011	(r224843)
+++ soc2011/gk/ino64-head/tools/tools/shlib-compat/README	Tue Aug  2 14:51:22 2011	(r224844)
@@ -3,3 +3,13 @@
 shlib-compat uses dwarf debugging symbols to recreate definitions of exported
 symbols, including function arguments and structural types.
+Syscalls in libc are implemented as assembly stubs and thus have no debugging
+symbols attached. To enable sysfake stubs rebuild libc adding the following to
+To compare versions compiled with sysfake stubs:
+./shlib-compat -v --alias-prefix __sysfake_ --alias-prefix __sysfake_freebsd8_ \
+	--exclude-ver FBSDprivate \
+	--out-orig out-orig.c --out-new out-new.c

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