[oe] [PATCH] sanity.bbclass: Barf if TMPDIR has trailing forward slash

[Khem Raj]

* Unknowingly many developers run into this issue and
  painful part it that the problems start happening almost
  when build it complete and the errors are unrelated to cause
  see http://www.mail-archive.com/angstrom-distro-devel@linuxtogo.org/msg02922.html

Signed-off-by: Khem Raj <raj.khem at gmail.com>
---
 classes/sanity.bbclass |   11 +++++++++--
 1 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/classes/sanity.bbclass b/classes/sanity.bbclass
index dfb3010..88672ba 100644
--- a/classes/sanity.bbclass
+++ b/classes/sanity.bbclass
@@ -112,11 +112,18 @@ def check_sanity(e):
 	oes_bb_conf = data.getVar( 'OES_BITBAKE_CONF', e.data, True )
 	if not oes_bb_conf:
 		messages = messages + 'You do not include OpenEmbeddeds version of conf/bitbake.conf. This means your environment is misconfigured, in particular check BBPATH.\n'
-
 	#
-	# Check that TMPDIR hasn't changed location since the last time we were run
+	# get TMPDIR and use it in following two checks
 	#
 	tmpdir = data.getVar('TMPDIR', e.data, True)
+	#
+	# check if tmpdir has traling '/'
+	#
+	if tmpdir[-1] == "/":
+		messages = messages + "Your TMPDIR has trailing '/' (forward slash), this can cause autotools lamangler fail regexp matches when munging .la files. Please remove it.\n\t"
+	#
+	# Check that TMPDIR hasn't changed location since the last time we were run
+	#
 	checkfile = os.path.join(tmpdir, "saved_tmpdir")
 	if os.path.exists(checkfile):
 		f = file(checkfile, "r")
-- 
1.7.0.4