scripts/oe-package-browser: Handle no packages being built

Give the user a proper error message if there aren't packages built,
rather than a less friendly traceback.

[YOCTO #14619]

(From OE-Core rev: b14c176b7dd74b7d63ca0f72e6e00fbf209f5a0b)

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

1 files changed, 2 insertions, 0 deletions

diff --git a/scripts/oe-pkgdata-browser b/scripts/oe-pkgdata-browser
index e07005b807..a3a381923b 100755
--- a/scripts/oe-pkgdata-browser
+++ b/scripts/oe-pkgdata-browser
@@ -236,6 +236,8 @@ class PkgUi():
         update_deps("RPROVIDES", "Provides: ", self.provides_label, clickable=False)
 
     def load_recipes(self):
+        if not os.path.exists(pkgdata):
+            sys.exit("Error: Please ensure %s exists by generating packages before using this tool." % pkgdata)
         for recipe in sorted(os.listdir(pkgdata)):
             if os.path.isfile(os.path.join(pkgdata, recipe)):
                 self.recipe_iters[recipe] = self.recipe_store.append([recipe])