diff options
Diffstat (limited to 'helix-loader/src/lib.rs')
| -rw-r--r-- | helix-loader/src/lib.rs | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/helix-loader/src/lib.rs b/helix-loader/src/lib.rs index 82ed2ede..5337d602 100644 --- a/helix-loader/src/lib.rs +++ b/helix-loader/src/lib.rs @@ -60,7 +60,8 @@ pub fn initialize_log_file(specified_file: Option<PathBuf>) { /// 1. sibling directory to `CARGO_MANIFEST_DIR` (if environment variable is set) /// 2. subdirectory of user config directory (always included) /// 3. `HELIX_RUNTIME` (if environment variable is set) -/// 4. subdirectory of path to helix executable (always included) +/// 4. `HELIX_DEFAULT_RUNTIME` (if environment variable is set *at build time*) +/// 5. subdirectory of path to helix executable (always included) /// /// Postcondition: returns at least two paths (they might not exist). fn prioritize_runtime_dirs() -> Vec<PathBuf> { @@ -81,6 +82,14 @@ fn prioritize_runtime_dirs() -> Vec<PathBuf> { rt_dirs.push(dir.into()); } + // If this variable is set during build time, it will always be included + // in the lookup list. This allows downstream packagers to set a fallback + // directory to a location that is conventional on their distro so that they + // need not resort to a wrapper script or a global environment variable. + if let Some(dir) = std::option_env!("HELIX_DEFAULT_RUNTIME") { + rt_dirs.push(dir.into()); + } + // fallback to location of the executable being run // canonicalize the path in case the executable is symlinked let exe_rt_dir = std::env::current_exe() |