Make `do_trial()` accessible via FFI

Wrap the function in an `extern "C"` function, make it public, and
export it.

2 files changed, 7 insertions, 1 deletions

diff --git a/src/cocoa_bridge.rs b/src/cocoa_bridge.rs
index cd1dafa..4b1bd0b 100644
--- a/src/cocoa_bridge.rs
+++ b/src/cocoa_bridge.rs
@@ -15,6 +15,7 @@ use xdg;
 
 use {Action, HeadphoneButton, MapAction, MapGroup, MapKind};
 use config::{self, Config};
+use trial;
 
 #[repr(C)]
 struct renameMeMapGroup {
@@ -352,6 +353,11 @@ pub extern "C" fn config_free(ptr: *mut Config) {
     unsafe { CString::from_raw(config.args.license); }
 }
 
+#[no_mangle]
+pub extern "C" fn do_trial() {
+    trial::do_trial();
+}
+
 
 mod tests {
     use super::*;
diff --git a/src/trial.rs b/src/trial.rs
index 59ff785..6358f23 100644
--- a/src/trial.rs
+++ b/src/trial.rs
@@ -19,7 +19,7 @@ const KEY: &'static str = "TODO SECRET";
 /// Entry point to the trial handler. Initialises a trial file or reads a
 /// timestamp from the existing one. If a trial is ongoing, print the number of
 /// days remaining. If expired, exit the program. Print any errors encountered.
-fn do_trial() {
+pub fn do_trial() {
     // Try to read trial start from file
     let date = match get_trial_start() {
         Ok(date) => date,