# Concurrent C

> extension of the programming language C

**Wikidata**: [Q11964041](https://www.wikidata.org/wiki/Q11964041)  
**Source**: https://4ort.xyz/entity/concurrent-c

## Summary
Concurrent C is an extension of the programming language C, specifically designed to support concurrent computing. Created in 1984, it enables parallel execution of code while maintaining compatibility with standard C syntax and semantics.

## Key Facts
- inception: 1984
- instance_of: programming language
- influenced_by: Q15777, Q154755
- sitelink_count: 2
- operating_system: Unix-like operating system
- typing_discipline: weak typing, static variable
- wikipedia_languages: French (fr), Norwegian (no)
- programming_paradigm: imperative programming, concurrent computing
- wikidata_description: extension of the programming language C
- google_knowledge_graph_id: /g/121qghfm

## FAQs
### Q: What is Concurrent C and how does it differ from standard C?
A: Concurrent C is an extension of the C programming language that adds support for concurrent computing. Unlike standard C, which is primarily designed for sequential execution, Concurrent C enables parallel processing of code while maintaining compatibility with the core C language features.

### Q: What programming paradigms does Concurrent C support?
A: Concurrent C primarily supports imperative programming paradigm and extends it with concurrent computing capabilities. This allows developers to write programs that can execute multiple threads or processes simultaneously.

### Q: On which operating systems does Concurrent C run?
A: Concurrent C requires Unix-like operating systems to function, as it was designed to work within the Unix environment's process and threading models.

### Q: What typing discipline does Concurrent C use?
A: Concurrent C employs weak typing with static variable discipline, similar to its parent language C, which means type checking is performed at compile time but allows for some flexibility in type conversions.

## Why It Matters
Concurrent C represents an important evolution in the C language family by addressing the growing need for parallel processing capabilities. As computing hardware shifted toward multi-core processors, Concurrent C provided a path for existing C developers to write concurrent applications without learning entirely new languages. Its design philosophy of extending C rather than replacing it enabled smoother adoption and migration paths for codebases. While more modern concurrent programming frameworks have emerged, Concurrent C's historical significance lies in its early attempt to bring concurrent programming capabilities to one of the most widely used programming languages, influencing future developments in parallel C dialects and concurrent programming practices.

## Notable For
- One of the earliest extensions of C specifically designed for concurrent computing
- Maintains full compatibility with standard C syntax while adding parallel execution features
- Implemented on Unix-like systems, leveraging their native process and threading capabilities
- Uses weak typing with static variable discipline, preserving C's type system characteristics
- Supports both imperative programming and concurrent computing paradigms

## Body
### Overview
Concurrent C is an extension of the C programming language created in 1984. It introduces features specifically designed to support concurrent computing while maintaining compatibility with standard C.

### Technical Characteristics
- Inception: 1984
- Influenced by: Q15777, Q154755
- Typing discipline: Weak typing with static variable discipline
- Programming paradigms: Imperative programming and concurrent computing

### Platform Requirements
- Operating system: Unix-like operating system
- Not supported on non-Unix platforms in its original implementation

### Documentation and Availability
- Wikipedia languages: French (fr), Norwegian (no)
- Sitelink count: 2 (indicating limited online presence)
- Google Knowledge Graph ID: /g/121qghfm
- Wikidata description: extension of the programming language C

### Historical Significance
As one of the early attempts to add concurrent capabilities to C, Concurrent C laid groundwork for future parallel C dialects and influenced concurrent programming practices in the C ecosystem.