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LibLine: Restore previous state only if initialized

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This makes the library safe to construct/destruct without actually using
it.
This commit is contained in:
AnotherTest 2020-04-02 01:29:48 +04:30 • committed by Andreas Kling
parent cd1d369cdd
commit 8f08ec5038
1 changed files with 2 additions and 1 deletions
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3
Libraries/LibLine/Editor.cpp
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@ -44,7 +44,8 @@ Editor::Editor()
Editor::~Editor()
{
tcsetattr(0, TCSANOW, &m_default_termios);
if (m_initialized)
tcsetattr(0, TCSANOW, &m_default_termios);
}
void Editor::add_to_history(const String& line)