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authorMark Hatle <mark.hatle@windriver.com>2011-07-01 11:36:41 -0500
committerRichard Purdie <richard.purdie@linuxfoundation.org>2011-07-27 15:39:16 +0100
commit1fe66d01b7bce70a37245d47b1abce155fae926e (patch)
treea86b5265470a36a718f00c67f8b5fb9ed275750d /meta/classes/multilib_header.bbclass
parentb3ff63796cd6629975ff0a726ba18cc168e0a2b2 (diff)
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multilib_header.bbclass: Add oe_multilib_header wrapper
This helper function and associated header will allow us to resolve two/three header files that conflict due to contents that change based on wordsize and ABI. Signed-off-by: Mark Hatle <mark.hatle@windriver.com>
Diffstat (limited to 'meta/classes/multilib_header.bbclass')
-rw-r--r--meta/classes/multilib_header.bbclass29
1 files changed, 29 insertions, 0 deletions
diff --git a/meta/classes/multilib_header.bbclass b/meta/classes/multilib_header.bbclass
new file mode 100644
index 0000000000..867bce4134
--- /dev/null
+++ b/meta/classes/multilib_header.bbclass
@@ -0,0 +1,29 @@
+inherit siteinfo
+
+# If applicable on the architecture, this routine will rename the header and add
+# a unique identifier to the name for the ABI/bitsize that is being used. A wrapper will
+# be generated for the architecture that knows how to call all of the ABI variants for that
+# given architecture.
+#
+# TODO: mips64 n32 is not yet recognized in this code
+# when that is identified the name of the wrapped item should be "n32" and appropriately
+# determined int he if coding...
+#
+oe_multilib_header() {
+ # Do nothing on ARM, only one ABI is supported at once
+ if echo ${TARGET_ARCH} | grep -q arm; then
+ return
+ fi
+ for each_header in "$@" ; do
+ if [ ! -f "${D}/${includedir}/$each_header" ]; then
+ bberror "oe_multilib_header: Unable to find header $each_header."
+ continue
+ fi
+ stem=$(echo $each_header | sed 's#\.h$##')
+ ident=${SITEINFO_BITS}
+ # if mips64/n32 set ident to n32
+ mv ${D}/${includedir}/$each_header ${D}/${includedir}/${stem}-${ident}.h
+
+ sed -e "s#ENTER_HEADER_FILENAME_HERE#${stem}#g" ${COREBASE}/scripts/multilib_header_wrapper.h > ${D}/${includedir}/$each_header
+ done
+}