nspr: fix buildpaths issue

Fixes:
  WARNING: nspr-4.29-r0 do_package_qa: QA Issue: File /usr/bin/nspr-config in package nspr-dev contains reference to TMPDIR [buildpaths]

Signed-off-by: Mingli Yu <mingli.yu@windriver.com>
Signed-off-by: Khem Raj <raj.khem@gmail.com>

meta-oe/recipes-support/nspr/nspr/0001-config-nspr-config.in-don-t-pass-LDFLAGS.patch

@@ -0,0 +1,30 @@
+From 13e9d66c24d1dce5179805ae5e1bf940409b4914 Mon Sep 17 00:00:00 2001
+From: Mingli Yu <mingli.yu@windriver.com>
+Date: Wed, 10 Aug 2022 15:21:07 +0800
+Subject: [PATCH] config/nspr-config.in: don't pass LDFLAGS
+
+Don't pass LDFLAGS to avoid exposing the build env info.
+
+Upstream-Status: Inappropriate [oe specific]
+
+Signed-off-by: Mingli Yu <mingli.yu@windriver.com>
+---
+ config/nspr-config.in | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/config/nspr-config.in b/config/nspr-config.in
+index 2cb62a0..2bec715 100755
+--- a/config/nspr-config.in
++++ b/config/nspr-config.in
+@@ -136,7 +136,7 @@ if test "$echo_libs" = "yes"; then
+       if test -n "$lib_nspr"; then
+ 	libdirs="$libdirs -lnspr${major_version}"
+       fi
+-      os_ldflags="@LDFLAGS@"
++      os_ldflags="LDFLAGS"
+       for i in $os_ldflags ; do
+ 	if echo $i | grep \^-L >/dev/null; then
+ 	  libdirs="$libdirs $i"
+-- 
+2.25.1
+

meta-oe/recipes-support/nspr/nspr_4.29.bb

@@ -12,6 +12,7 @@ SRC_URI = "http://ftp.mozilla.org/pub/nspr/releases/v${PV}/src/nspr-${PV}.tar.gz
            file://0002-Add-nios2-support.patch \
            file://0001-md-Fix-build-with-musl.patch \
            file://Makefile.in-remove-_BUILD_STRING-and-_BUILD_TIME.patch \
+           file://0001-config-nspr-config.in-don-t-pass-LDFLAGS.patch \
            file://nspr.pc.in \
 "