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]

Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
(cherry picked from commit b14c176b7dd74b7d63ca0f72e6e00fbf209f5a0b)
Signed-off-by: Steve Sakoman <steve@sakoman.com>

diff --git a/scripts/oe-pkgdata-browser b/scripts/oe-pkgdata-browser
index 8d223185a436f7aef5344373d79d6730456757d5..65a6ee956e38d8a773d8b6c1a5e694a3809513b8 100755 (executable)
--- 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])