aflags: Ensure <partition>/aconfig_flags.pb exists before reading
In some build targets/combinations aconfig_flags.pb
may not be generated.
For example in GSI only system/aconfig_flags.pb exists
and system-only updates won't have vendor/aconfig_flags.pb.
Test: m, aflags
Change-Id: I136345a8748bc6d80bd98e673f90e0a2ab380ab1
diff --git a/tools/aconfig/aconfig_device_paths/src/lib.rs b/tools/aconfig/aconfig_device_paths/src/lib.rs
index 7480b30..9ab9cea 100644
--- a/tools/aconfig/aconfig_device_paths/src/lib.rs
+++ b/tools/aconfig/aconfig_device_paths/src/lib.rs
@@ -30,9 +30,11 @@
.collect()
}
-/// Determine all paths that contain an aconfig protobuf file.
+/// Determines all paths that contain an aconfig protobuf file,
+/// filtering out nonexistent partition protobuf files.
pub fn parsed_flags_proto_paths() -> Result<Vec<PathBuf>> {
- let mut result: Vec<PathBuf> = read_partition_paths();
+ let mut result: Vec<PathBuf> =
+ read_partition_paths().into_iter().filter(|s| s.exists()).collect();
for dir in fs::read_dir("/apex")? {
let dir = dir?;