[gnome-builder] flatpak: specify /app/bin for install directory

[Christian Hergert <chergert src gnome org>]

commit 89ea43318e140a683590eae8098be398bb91859d
Author: Christian Hergert <chergert redhat com>
Date:   Wed Dec 6 01:23:59 2017 -0800

    flatpak: specify /app/bin for install directory

 src/plugins/flatpak/gbp-flatpak-build-target.c |    7 +++++++
 1 files changed, 7 insertions(+), 0 deletions(-)
---
diff --git a/src/plugins/flatpak/gbp-flatpak-build-target.c b/src/plugins/flatpak/gbp-flatpak-build-target.c
index 09118b6..4e25895 100644
--- a/src/plugins/flatpak/gbp-flatpak-build-target.c
+++ b/src/plugins/flatpak/gbp-flatpak-build-target.c
@@ -44,6 +44,13 @@ gbp_flatpak_build_target_get_name (IdeBuildTarget *build_target)
 static GFile *
 gbp_flatpak_build_target_get_install_directory (IdeBuildTarget *build_target)
 {
+  GbpFlatpakBuildTarget *self = (GbpFlatpakBuildTarget *)build_target;
+
+  g_assert (GBP_IS_FLATPAK_BUILD_TARGET (self));
+
+  if (!g_path_is_absolute (self->command))
+    return g_file_new_for_path ("/app/bin");
+
   return NULL;
 }