Signed-off-by: Ross Burton <[email protected]>
---
 meta/classes/insane.bbclass |   20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/meta/classes/insane.bbclass b/meta/classes/insane.bbclass
index a784aff..6aaae6b 100644
--- a/meta/classes/insane.bbclass
+++ b/meta/classes/insane.bbclass
@@ -42,6 +42,8 @@ ERROR_QA ?= "dev-so debug-deps dev-deps debug-files arch 
pkgconfig la \
 
 ALL_QA = "${WARN_QA} ${ERROR_QA}"
 
+UNKNOWN_CONFIGURE_WHITELIST ?= "--enable-nls --disable-nls 
--disable-silent-rules --disable-dependency-tracking --with-libtool-sysroot"
+
 #
 # dictionary for elf headers
 #
@@ -916,6 +918,24 @@ Missing inherit gettext?""" % (gt, config))
     if not package_qa_check_license(workdir, d):
         bb.fatal("Licensing Error: LIC_FILES_CHKSUM does not match, please 
fix")
 
+    ###########################################################################
+    # Check unrecognised configure options (with a white list)
+    ###########################################################################
+    if bb.data.inherits_class("autotools", d):
+        bb.note("Checking configure output for unrecognised options")
+        try:
+            flag = "WARNING: unrecognized options:"
+            log = os.path.join(d.getVar('B', True), 'config.log')
+            output = subprocess.check_output(['grep', '-F', flag, log])
+            options = set(map(lambda s: s.strip(' ,'), 
output.partition(flag)[2].split()))
+            whitelist = set(d.getVar("UNKNOWN_CONFIGURE_WHITELIST", 
True).split())
+            options -= whitelist
+            if options:
+               pn = d.getVar('PN', True)
+                error_msg = pn + ": configure was passed unrecognised options: 
" + " ".join(options)
+                package_qa_handle_error("unknown-configure-option", error_msg, 
d)
+        except subprocess.CalledProcessError:
+            pass
 }
 # The Staging Func, to check all staging
 #addtask qa_staging after do_populate_sysroot before do_build
-- 
1.7.10.4

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