Today is my day to suffer through Xcode 4, Workspaces, and Projects.
I have a workspace with a few open source libraries (openssl, sqlcipher, and a couple of others). Wi
These settings don't cross project boundaries. I recommend you configure your targets using .xcconfig
files instead (these may be referenced by multiple projects).
Update/Explanation: Using your example setup: The build settings for Main Project may affect any of Main Project's targets, but they won't cross over to OpenSSL Project's targets.