---
name: "mLock"
section: "3"
platform: "linux"
package: "clearsilver-dev"
version: "0.10.5-6+b1"
release: "Debian 13 (Trixie)"
platforms: ["linux"]
url: "https://carta.tech/man/mLock"
---

# mLock(3)

lock a mutex.

## NAME

mLock  - lock a mutex.

## SYNOPSIS

```
#include <util/ulocks.h>
```

```
NEOERR *mLock(pthread_mutex_t *mutex);
```

## ARGUMENTS

mutex - mutex to lock.

## DESCRIPTION

Locks the mutex \<mutex\>.  This call blocks until the mutex is acquired.

MT-Level: Safe.

## RETURN VALUE

None.

## SEE ALSO

[**mCreate**(3)](/man/mCreate/3.md), [**fCreate**(3)](/man/fCreate/3.md), [**mUnlock**(3)](/man/mUnlock/3.md), [**fUnlock**(3)](/man/fUnlock/3.md), [**cBroadcast**(3)](/man/cBroadcast/3.md), [**cSignal**(3)](/man/cSignal/3.md), [**fFind**(3)](/man/fFind/3.md), [**cDestroy**(3)](/man/cDestroy/3.md), [**cCreate**(3)](/man/cCreate/3.md), [**mDestroy**(3)](/man/mDestroy/3.md), [**cWait**(3)](/man/cWait/3.md), [**fLock**(3)](/man/fLock/3.md), [**fDestroy**(3)](/man/fDestroy/3.md), **mLock**