Refactor getenv usage.stuffdevelop

1 files changed, 9 insertions, 1 deletions

diff --git a/src/util.h b/src/util.h
index 6e1bc7b..38d89f2 100644
--- a/src/util.h
+++ b/src/util.h
@@ -23,7 +23,11 @@ void append(T& a, const T& b)
 
 std::string esc(const std::string& in);
 
-std::vector<std::string> get_paths(const std::string& path_env = std::getenv("PATH"));
+//! Get system paths (ie. env var PATH).
+//! If path_env is provided, this search string will be used, other the PATH
+//! env variable is used.
+//! \returns a vector of the individual toknized paths.
+std::vector<std::string> get_paths(const std::string& path_env = {});
 
 std::string locate(const std::string& app,
                    const std::vector<std::string>& paths,
@@ -31,3 +35,7 @@ std::string locate(const std::string& app,
 
 //! Splits string into tokens adhering to quotations " and '
 std::vector<std::string> argsplit(const std::string& str);
+
+//! Calls the system getenv and sets the string if the env name it exists.
+//! \returns true if the env name existed, false otherwise.
+bool get_env(std::string_view name, std::string& value);