scripts: use the exported POKY_NATIVE_SYSROOT variable

Rather than trying to determine things through guess-work use the newly
exported variables to determine where the native binaries reside and
whether we are running in a build directory or not.

Signed-off-by: Joshua Lock <josh@linux.intel.com>

1 files changed, 27 insertions, 32 deletions

diff --git a/scripts/poky-find-native-sysroot b/scripts/poky-find-native-sysroot
index fe36a2a932..9182f9d170 100755
--- a/scripts/poky-find-native-sysroot
+++ b/scripts/poky-find-native-sysroot
@@ -1,10 +1,9 @@
 #!/bin/bash
 #
 # Find a native sysroot to use - either from an in-tree Poky build or
-# from a toolchain installation in /opt/poky. It then sets the variables
-# $NATIVE_SYSROOT_DIR to the sysroot's base directory, $PSEUDO to the
-# path of the pseudo binary, and $SYSROOT_MODE is set to "in-tree" or
-# "toolchain".
+# from a toolchain installation in /opt/poky. It then ensures the variable
+# $POKY_NATIVE_SYSROOT is set to the sysroot's base directory, and sets 
+# $PSEUDO to the path of the pseudo binary.
 #
 # This script is intended to be run within other scripts by source'ing
 # it, e.g:
@@ -31,40 +30,36 @@
 # with this program; if not, write to the Free Software Foundation, Inc.,
 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 
-BITBAKE=`which bitbake`
-if [ -z "$BITBAKE" ]; then
-    SYSROOT_MODE="toolchain"
-    NATIVE_SYSROOT_DIR=`find /opt/poky -name "tunctl" | sed 's/\/usr\/bin\/tunctl//'`
-else
-    SYSROOT_MODE="in-tree"
-    if [ "$UID" = "0" ]; then
-        # Root cannot run bitbake unless sanity checking is disabled
-        if [ ! -d "./conf" ]; then
-            echo "Error: root cannot run bitbake by default, and I cannot find a ./conf directory to be able to disable sanity checking"
-            exit 1
-        fi
-        touch conf/sanity.conf
-        NATIVE_SYSROOT_DIR=`bitbake -e | grep ^STAGING_DIR_NATIVE | cut -d '=' -f2 | cut -d '"' -f2`
-        rm -f conf/sanity.conf
+if [ -z "$POKY_NATIVE_SYSROOT" ]; then
+    BITBAKE=`which bitbake`
+    if [ "x$BITBAKE" != "x" ]; then
+        if [ "$UID" = "0" ]; then
+            # Root cannot run bitbake unless sanity checking is disabled
+            if [ ! -d "./conf" ]; then
+                echo "Error: root cannot run bitbake by default, and I cannot find a ./conf directory to be able to disable sanity checking"
+                exit 1
+            fi
+            touch conf/sanity.conf
+            POKY_NATIVE_SYSROOT=`bitbake -e | grep ^STAGING_DIR_NATIVE | cut -d '=' -f2 | cut -d '"' -f2`
+            rm -f conf/sanity.conf
+        else
+            POKY_NATIVE_SYSROOT=`bitbake -e | grep ^STAGING_DIR_NATIVE | cut -d '=' -f2 | cut -d '"' -f2`
+        fi
     else
-        NATIVE_SYSROOT_DIR=`bitbake -e | grep ^STAGING_DIR_NATIVE | cut -d '=' -f2 | cut -d '"' -f2`
-    fi
-fi
-
-if [ -z "$NATIVE_SYSROOT_DIR" ]; then
-    echo "Error: Unable to locate your native sysroot."
-    echo "Did you forget to source the Poky environment script?"
+        echo "Error: Unable to locate your native sysroot."
+        echo "Did you forget to source the Poky environment script?"
 
-    if [ -z "$SKIP_STRICT_SYSROOT_CHECK" ]; then
-        exit 1
+        if [ -z "$SKIP_STRICT_SYSROOT_CHECK" ]; then
+            exit 1
+        fi
     fi
 fi
 
 # Set up pseudo command
-if [ ! -e "$NATIVE_SYSROOT_DIR/usr/bin/pseudo" ]; then
-    echo "Error: Unable to find pseudo binary in $NATIVE_SYSROOT_DIR/usr/bin/"
+if [ ! -e "$POKY_NATIVE_SYSROOT/usr/bin/pseudo" ]; then
+    echo "Error: Unable to find pseudo binary in $POKY_NATIVE_SYSROOT/usr/bin/"
 
-    if [ "$SYSROT_MODE" = "in-tree" ]; then
+    if [ "x$POKY_DISTRO_VERSION" = "x" ]; then
         echo "Have you run 'bitbake pseudo-native'?"
     else
         echo "This shouldn't happen - something is wrong with your toolchain installation"
@@ -74,4 +69,4 @@ if [ ! -e "$NATIVE_SYSROOT_DIR/usr/bin/pseudo" ]; then
         exit 1
     fi
 fi
-PSEUDO="$NATIVE_SYSROOT_DIR/usr/bin/pseudo"
+PSEUDO="$POKY_NATIVE_SYSROOT/usr/bin/pseudo"