feat! add a global --config option

This breaks all invocations of the Obnam client, as the option needs
to come before the subcommand name.

The benefit of this breakage is simpler, less repetitive code.

1 files changed, 1 insertions, 3 deletions

diff --git a/src/cmd/restore.rs b/src/cmd/restore.rs
index 27f0ce3..791bebf 100644
--- a/src/cmd/restore.rs
+++ b/src/cmd/restore.rs
@@ -14,7 +14,7 @@ use std::path::{Path, PathBuf};
 use structopt::StructOpt;
 use tempfile::NamedTempFile;
 
-pub fn restore(config: &Path, gen_id: &str, to: &Path) -> anyhow::Result<()> {
+pub fn restore(config: &ClientConfig, gen_id: &str, to: &Path) -> anyhow::Result<()> {
     // Create a named temporary file. We don't meed the open file
     // handle, so we discard that.
     let dbname = {
@@ -23,8 +23,6 @@ pub fn restore(config: &Path, gen_id: &str, to: &Path) -> anyhow::Result<()> {
         dbname
     };
 
-    let config = ClientConfig::read_config(&config).unwrap();
-
     let client = BackupClient::new(&config.server_url)?;
     let gen_chunk = client.fetch_generation(&gen_id)?;
     debug!("gen: {:?}", gen_chunk);