From: Richard Purdie <richard.purdie@linuxfoundation.org>
Subject: [PATCH 04/12] ltmain.sh: Fix sysroot paths being encoded into RPATHs

There is a bug where RPATHs could end up containing sysroot values when
cross compiling which is obviously incorrect. Strip out sysroot components
from libdir when building RPATH values to avoid this.

Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

Upstream-Status: Submitted [https://lists.gnu.org/archive/html/libtool-patches/2021-10/msg00009.html]

diff --git a/build-aux/ltmain.in b/build-aux/ltmain.in
--- a/build-aux/ltmain.in
+++ b/build-aux/ltmain.in
@@ -7569,9 +7569,11 @@ EOF
 	  test relink = "$opt_mode" || rpath=$compile_rpath$rpath
 	  for libdir in $rpath; do
 	    if test -n "$hardcode_libdir_flag_spec"; then
+		  func_replace_sysroot "$libdir"
+		  libdir=$func_replace_sysroot_result
+		  func_stripname '=' '' "$libdir"
+		  libdir=$func_stripname_result
 	      if test -n "$hardcode_libdir_separator"; then
-		func_replace_sysroot "$libdir"
-		libdir=$func_replace_sysroot_result
 		if test -z "$hardcode_libdirs"; then
 		  hardcode_libdirs=$libdir
 		else
@@ -8301,6 +8303,10 @@ EOF
       hardcode_libdirs=
       for libdir in $compile_rpath $finalize_rpath; do
 	if test -n "$hardcode_libdir_flag_spec"; then
+	  func_replace_sysroot "$libdir"
+	  libdir=$func_replace_sysroot_result
+	  func_stripname '=' '' "$libdir"
+	  libdir=$func_stripname_result
 	  if test -n "$hardcode_libdir_separator"; then
 	    if test -z "$hardcode_libdirs"; then
 	      hardcode_libdirs=$libdir
@@ -8352,6 +8358,10 @@ EOF
       hardcode_libdirs=
       for libdir in $finalize_rpath; do
 	if test -n "$hardcode_libdir_flag_spec"; then
+	  func_replace_sysroot "$libdir"
+	  libdir=$func_replace_sysroot_result
+	  func_stripname '=' '' "$libdir"
+	  libdir=$func_stripname_result
 	  if test -n "$hardcode_libdir_separator"; then
 	    if test -z "$hardcode_libdirs"; then
 	      hardcode_libdirs=$libdir