Work around shadowing warnings in libpci headers

This is needed for warning-free compilation on older gcc versions (3.x
and probably older). Such a gcc version is the default on i386 OpenBSD.

Corresponding to flashrom svn r1061.

Signed-off-by: Carl-Daniel Hailfinger <c-d.hailfinger.devel.2006@gmx.net>
Acked-by: Stuart Henderson <sthen@openbsd.org>

1 files changed, 7 insertions, 0 deletions

diff --git a/hwaccess.h b/hwaccess.h
index 91366a6..53e908a 100644
--- a/hwaccess.h
+++ b/hwaccess.h
@@ -31,7 +31,14 @@
 #endif
 
 #if NEED_PCI == 1
+/*
+ * libpci headers use the variable name "index" which triggers shadowing
+ * warnings on systems which have the index() function in a default #include
+ * or as builtin.
+ */
+#define index shadow_workaround_index
 #include <pci/pci.h>
+#undef index
 #endif
 
 #if defined (__i386__) || defined (__x86_64__)