PR_Free

Frees allocated memory in the heap.

Syntax

#include <prmem.h>

void PR_Free(void *ptr);

Parameter

ptr
A pointer to the memory to be freed.

Returns

Nothing.

Description

This function frees the memory addressed by ptr in the heap.

Related Topics
  1. NSPR
  2. About NSPR
  3. NSPR API Reference
  4. NSPR Build Instruction
  5. NSPR Release Process
  6. Introduction to NSPR
    1. NSPR Naming Conventions
    2. NSPR Threads
      1. Thread Scheduling
        1. Setting Thread Priorities
        2. Preempting Threads
        3. Interrupting Threads
    3. NSPR Thread Synchronization
      1. Locks and Monitors
      2. Condition Variables
    4. NSPR Sample Code
  7. NSPR Types
    1. Calling Convention Types
    2. Algebraic Types
      1. 8-, 16-, and 32-bit Integer Types
        1. Signed Integers
        2. Unsigned Integers
      2. 64-bit Integer Types
      3. Floating-Point Integer Type
      4. Native OS Integer Types
    3. Miscellaneous Types
      1. Size Type
      2. Pointer Difference Types
      3. Boolean Types
      4. Status Type for Return Values
  8. Threads
    1. Threading Types and Constants
    2. Threading Functions
      1. Creating, Joining, and Identifying Threads
      2. Controlling Thread Priorities
      3. Controlling Per-Thread Private Data
      4. Interrupting and Yielding
      5. Setting Global Thread Concurrency
      6. Getting a Thread's Scope
  9. Process Initialization
    1. Identity and Versioning
      1. Name and Version Constants
    2. Initialization and Cleanup
    3. Module Initialization
  10. Locks
    1. Lock Type
    2. Lock Functions
  11. Condition Variables
    1. Condition Variable Type
    2. Condition Variable Functions
  12. Monitors
    1. Monitor Type
    2. Monitor Functions
  13. Cached Monitors
    1. Cached Monitor Functions
  14. I/O Types
    1. Directory Type
    2. File Descriptor Types
    3. File Info Types
    4. Network Address Types
    5. Types Used with Socket Options Functions
    6. Type Used with Memory-Mapped I/O
    7. Offset Interpretation for Seek Functions
  15. I/O Functions
    1. Functions that Operate on Pathnames
    2. Functions that Act on File Descriptors
    3. Directory I/O Functions
    4. Socket Manipolation Functions
    5. Converting Between Host and Network Addresses
    6. Memory-Mapped I/O Functions
    7. Anonymous Pipe Function
    8. Polling Functions
    9. Pollable Events
    10. Manipulating Layers
  16. Network Addresses
    1. Network Address Types and Constants
    2. Network Address Functions
  17. Atomic Operations
    1. PR_AtomicIncrement
    2. PR_AtomicDecrement
    3. PR_AtomicSet
  18. Interval Timing
    1. Interval Time Type and Constants
    2. Interval Functions
  19. Date and Time
    1. Types and Constants
    2. Time Parameter Callback Functions
    3. Functions
  20. Memory Management Operations
    1. Memory Allocation Functions
    2. Memory Allocation Macros
  21. String Operations
    1. PL_strlen
    2. PL_strcpy
    3. PL_strdup
    4. PL_strfree
  22. Floating Point Number to String Conversion
    1. PR_strtod
    2. PR_dtoa
    3. PR_cnvtf
  23. Linked Lists
    1. Linked List Types
      1. PRCList
    2. Linked List Macros
      1. PR_INIT_CLIST
      2. PR_INIT_STATIC_CLIST
      3. PR_APPEND_LINK
      4. PR_INSERT_LINK
      5. PR_NEXT_LINK
      6. PR_PREV_LINK
      7. PR_REMOVE_LINK
      8. PR_REMOVE_AND_INIT_LINK
      9. PR_INSERT_BEFORE
      10. PR_INSERT_AFTER
  24. Dynamic Library Linking
    1. Library Linking Types
      1. PRLibrary
      2. PRStaticLinkTable
    2. Library Linking Functions
      1. PR_SetLibraryPath
      2. PR_GetLibraryPath
      3. PR_GetLibraryName
      4. PR_FreeLibraryName
      5. PR_LoadLibrary
      6. PR_UnloadLibrary
      7. PR_FindSymbol
      8. PR_FindSymbolAndLibrary
      9. Finding Symbols Defined in the Main Executable Program
    3. Platform Notes
      1. Dynamic Library Search Path
      2. Exporting Symbols from the Main Executable Program
  25. Process Management and Interprocess Communication
    1. Process Management Types and Constants
      1. PRProcess
      2. PRProcessAttr
    2. Process Management Functions
      1. Setting the Attributes of a New Process
      2. Creating and Managing Processes
  26. Logging
    1. Conditional Compilation and Execution
    2. Log Types and Variables
      1. PRLogModoleInfo
      2. PRLogModoleLevel
      3. NSPR_LOG_MODULES
      4. NSPR_LOG_FILE
    3. Logging Functions and Macros
      1. PR_NewLogModole
      2. PR_SetLogFile
      3. PR_SetLogBuffering/li>
      4. PR_LogPrint
      5. PR_LogFlush
      6. PR_LOG_TEST
      7. PR_LOG
      8. PR_Assert
      9. PR_ASSERT
      10. PR_NOT_REACHED
    4. Use Example
  27. Named Shared Memory
    1. Shared Memory Protocol
    2. Named Shared Memory Functions
  28. Anonymous Shared Memory
    1. Anonymous Memory Protocol
    2. Anonymous Shared Memory Functions
  29. IPC Semaphores
    1. IPC Semaphore Functions
  30. Thread Pools
    1. Thread Pool Types
    2. Thread Pool Functions
  31. Random Number Generator
    1. Random Number Generator Function
  32. Hash Tables
    1. Hash Tables and Type Constants
    2. Hash Table Functions
  33. NSPR Error Handling
    1. Error Type
    2. Error Functions
    3. Error Codes
  34. Contribute
    2. The MDN Project