add trace-libgit feature (#905)

Author: dm9pZCAq

CHANGELOG.md

@@ -5,6 +5,11 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## Unreleased
+ 
+## Added
+- add `trace-libgit` feature to make git tracing optional [[@dm9pZCAq](https://github.com/dm9pZCAq)] ([#902](https://github.com/extrawurst/gitui/issues/902))
+
 ## [0.18] - 2021-10-11
 
 **rebase merge with conflicts**

Cargo.toml

@@ -20,7 +20,7 @@ keywords = [
 
 [dependencies]
 scopetime = { path = "./scopetime", version = "0.1" }
-asyncgit = { path = "./asyncgit", version = "0.18" }
+asyncgit = { path = "./asyncgit", version = "0.18", default-features = false }
 filetreelist = { path = "./filetreelist", version = "0.4" }
 crossterm = { version = "0.20", features = [ "serde" ] }
 clap = { version = "2.33", default-features = false }
@@ -64,8 +64,9 @@ pretty_assertions = "1.0"
 maintenance = { status = "actively-developed" }
 
 [features]
-default=[]
+default=["trace-libgit"]
 timing=["scopetime/enabled"]
+trace-libgit=["asyncgit/trace-libgit"]
 
 [workspace]
 members=[
@@ -86,4 +87,4 @@ codegen-units = 1
 opt-level = 3
 
 [profile.dev]
-split-debuginfo = "unpacked"
+split-debuginfo = "unpacked"

README.md

@@ -167,6 +167,13 @@ Binaries available for:
 ### Cargo Install
 
 The simplest way to start playing around with `gitui` is to have `cargo` build and install it with `cargo install gitui`. If you are not familiar with rust and cargo: [Getting Started with Rust](https://doc.rust-lang.org/book/ch01-00-getting-started.html)
+### Cargo Features
+#### trace-libgit
+enable `libgit2` tracing
+
+works if `libgit2` builded with `-DENABLE_TRACE=ON`
+
+this feature enabled by default, to disable: `cargo install --no-default-features`
 
 ## 8. <a name="diagnostics"></a> Diagnostics <small><sup>[Top ▲](#table-of-contents)</sup></small>
 

asyncgit/Cargo.toml

@@ -30,4 +30,8 @@ easy-cast = "0.4"
 tempfile = "3.2"
 invalidstring = { path = "../invalidstring", version = "0.1" }
 serial_test = "0.5.1"
-pretty_assertions = "1.0"
+pretty_assertions = "1.0"
+
+[features]
+default = ["trace-libgit"]
+trace-libgit = []

asyncgit/src/lib.rs

@@ -101,10 +101,16 @@ pub fn hash<T: Hash + ?Sized>(v: &T) -> u64 {
 }
 
 ///
+#[cfg(feature = "trace-libgit")]
 pub fn register_tracing_logging() -> bool {
+	fn git_trace(level: git2::TraceLevel, msg: &str) {
+		log::info!("[{:?}]: {}", level, msg);
+	}
 	git2::trace_set(git2::TraceLevel::Trace, git_trace)
 }
 
-fn git_trace(level: git2::TraceLevel, msg: &str) {
-	log::info!("[{:?}]: {}", level, msg);
+///
+#[cfg(not(feature = "trace-libgit"))]
+pub fn register_tracing_logging() -> bool {
+	true
 }