diff options
Diffstat (limited to 'src/libutil/util.hh')
| -rw-r--r-- | src/libutil/util.hh | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/libutil/util.hh b/src/libutil/util.hh index 75959d7e3..326c6b143 100644 --- a/src/libutil/util.hh +++ b/src/libutil/util.hh @@ -39,6 +39,10 @@ extern const std::string nativeSystem; /* Return an environment variable. */ std::optional<std::string> getEnv(const std::string & key); +/* Return a non empty environment variable. Returns nullopt if the env +variable is set to "" */ +std::optional<std::string> getEnvNonEmpty(const std::string & key); + /* Get the entire environment. */ std::map<std::string, std::string> getEnv(); |