Merge "Save environment snapshot and use at fork/exec"

1 files changed, 3 insertions, 0 deletions

diff --git a/runtime/utils.h b/runtime/utils.h
index 693e0b87ee..843349277d 100644
--- a/runtime/utils.h
+++ b/runtime/utils.h
@@ -269,6 +269,9 @@ bool GetDalvikCacheFilename(const char* file_location, const char* cache_locatio
 std::string GetSystemImageFilename(const char* location, InstructionSet isa);
 
 // Wrapper on fork/execv to run a command in a subprocess.
+// Both of these spawn child processes using the environment as it was set when the single instance
+// of the runtime (Runtime::Current()) was started.  If no instance of the runtime was started, it
+// will use the current environment settings.
 bool Exec(std::vector<std::string>& arg_vector, std::string* error_msg);
 int ExecAndReturnCode(std::vector<std::string>& arg_vector, std::string* error_msg);