6425: Don't add duplicate consecutive commands to console history r=heinrich5991 a=Robyt3

Don't add entered command to console history, if the last console history entry is identical to this command. For example, entering the commands `1`, `2`, `3`, `3`, `2`, `1` adds 5 entries to the history, i.e. only one entry for the command `3`.

## Checklist

- [X] Tested the change ingame
- [ ] Provided screenshots if it is a visual change
- [ ] Tested in combination with possibly related configuration options
- [ ] Written a unit test (especially base/) or added coverage to integration test
- [ ] Considered possible null pointers and out of bounds array indexing
- [ ] Changed no physics that affect existing maps
- [ ] Tested the change with [ASan+UBSan or valgrind's memcheck](https://github.com/ddnet/ddnet/#using-addresssanitizer--undefinedbehavioursanitizer-or-valgrinds-memcheck) (optional)


Co-authored-by: Robert Müller <robytemueller@gmail.com>
This commit is contained in:
bors[bot] 2023-03-16 20:29:33 +00:00 committed by GitHub
commit 5241c4ce5f
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@ -324,8 +324,12 @@ void CGameConsole::CInstance::OnInput(IInput::CEvent Event)
{
if(m_Type == CONSOLETYPE_LOCAL || m_pGameConsole->Client()->RconAuthed())
{
char *pEntry = m_History.Allocate(m_Input.GetLength() + 1);
str_copy(pEntry, m_Input.GetString(), m_Input.GetLength() + 1);
const char *pPrevEntry = m_History.Last();
if(pPrevEntry == nullptr || str_comp(pPrevEntry, m_Input.GetString()) != 0)
{
char *pEntry = m_History.Allocate(m_Input.GetLength() + 1);
str_copy(pEntry, m_Input.GetString(), m_Input.GetLength() + 1);
}
}
ExecuteLine(m_Input.GetString());
m_Input.Clear();