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Delphi High Performance
book

Delphi High Performance

by Primož Gabrijelčič
February 2018
Intermediate to advanced content levelIntermediate to advanced
336 pages
7h 52m
English
Packt Publishing
Content preview from Delphi High Performance

Other locking mechanisms

Critical sections are not the only mechanism that operating systems expose to applications. There are also other approaches that may be preferable in different situations. In Delphi, most of them are nicely wrapped into system-independent wrappers, implemented in the System.SyncObjs unit.

The first such object is a mutex. It is very similar to a critical section, as you can use it to protect access to a critical resource. The big difference between a mutex and a critical section is that a critical section can only be shared between the threads of one program. A mutex, on other hand, can have a name. Two (or more) programs can create mutexes with the same name and use them to access some shared resource (for example, ...

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Publisher Resources

ISBN: 9781788625456Supplemental Content