attr: Add microblaze symver workaround

Microblaze does not support symver, so disable this code.

Signed-off-by: Mark Hatle <mark.hatle@amd.com>

2 files changed, 34 insertions, 0 deletions

diff --git a/meta-microblaze/recipes-support/attr/attr/microblaze-symver.patch b/meta-microblaze/recipes-support/attr/attr/microblaze-symver.patch
new file mode 100644
index 00000000..0db401d0
--- /dev/null
+++ b/meta-microblaze/recipes-support/attr/attr/microblaze-symver.patch
@@ -0,0 +1,32 @@
+Fix build failure
+
+On microblaze, we get a failure due to:
+
+   ../attr-2.5.2/libattr/syscalls.c:133:10: error: symver is only supported on ELF platforms
+
+Upstream-Status: Pending
+
+Signed-off-by: Mark Hatle <mark.hatle@amd.com>
+
+Index: attr-2.5.2/libattr/syscalls.c
+===================================================================
+--- attr-2.5.2.orig/libattr/syscalls.c
++++ attr-2.5.2/libattr/syscalls.c
+@@ -31,6 +31,7 @@
+  * prefer symver attribute if available (since gcc 10),
+  * fall back to traditional .symver asm directive otherwise.
+  */
++#ifndef __microblaze__
+ #ifdef __has_attribute
+ # if __has_attribute(__symver__)
+ #  define SYMVER(cn, vn) __typeof(cn) cn __attribute__((__symver__(vn)))
+@@ -43,6 +44,9 @@
+                         __asm__(".symver " #cn "," vn)
+ # endif
+ #endif
++#else
++# define SYMVER(cn, vn)
++#endif
+ #ifndef SYMVER
+ #  define SYMVER(cn, vn) __asm__(".symver " #cn "," vn)
+ #endif
diff --git a/meta-microblaze/recipes-support/attr/attr_%.bbappend b/meta-microblaze/recipes-support/attr/attr_%.bbappend
new file mode 100644
index 00000000..75c3696e
--- /dev/null
+++ b/meta-microblaze/recipes-support/attr/attr_%.bbappend
@@ -0,0 +1,2 @@
+FILESEXTRAPATHS:append:microblaze := ":${THISDIR}/attr"
+SRC_URI:append:microblaze = " file://microblaze-symver.patch"