valloc()
QNX SDP8.0C Library ReferenceAPIDeveloper
Allocate a heap block aligned on a page boundary
Synopsis:
#include <malloc.h>
void * valloc( size_t size);
Arguments:
- size
- The size of the block to allocate, in bytes.
Library:
libc
Use the -l c option to qcc to link against this library. This library is usually included automatically.
Description:
The valloc() function allocates a heap block that's aligned on a page boundary. It's equivalent to:
memalign( sysconf( _SC_PAGESIZE ), size );
Returns:
A pointer to the allocated block, or NULL if an error occurred (errno is set).
Errors:
- ENOMEM
- There's insufficient memory available with the requested alignment.
Classification:
| Safety: | |
|---|---|
| Cancellation point | No |
| Signal handler | Yes |
| Thread | Yes |
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