turned Tools class into a namespace

use Tools::get/setenv in more places

1 files changed, 3 insertions, 7 deletions

diff --git a/src/session.cc b/src/session.cc
index aa09abe..0ae87df 100644
--- a/src/session.cc
+++ b/src/session.cc
@@ -19,8 +19,6 @@
 using namespace Binc;
 using std::string;
 
-extern char **environ;
-
 Session::Session()
 {
   readbytes = 0;
@@ -192,17 +190,15 @@ int Session::timeout() const
 
 bool Session::hasEnv(const string &key) const
 {
-  return getenv(key.c_str()) != nullptr;
+  return Tools::getenv(key).has_value();
 }
 
 string Session::getEnv(const string &key)
 {
-  char *c = getenv(key.c_str());
-  return c ? c : "";
+  return Tools::getenv(key).value_or(string{});
 }
 
 void Session::setEnv(const string &key, const string &value)
 {
-  string env = key + "=" + value;
-  putenv(strdup(env.c_str()));
+  Tools::setenv(key, value);
 }