slog2_find_buffer()
QNX SDP8.0C Library ReferenceAPIDeveloper
Find the handle for a buffer with a given name
Synopsis:
#include <sys/slog2.h>
slog2_buffer_t slog2_find_buffer( const char *buffer_name,
const char *buffer_set_name );
Arguments:
- buffer_name
- The name of the previously registered buffer that you're looking for.
- buffer_set_name
- NULL, or the name of the buffer set in which to search for the buffer.
Library:
libslog2
Use the -l slog2 option to qcc to link against this library.
Description:
The slog2_find_buffer() function performs a reverse lookup of the buffer name to try and find the corresponding buffer handle.
Returns:
The matching buffer handle, or NULL if the buffer wasn't found (errno is set).
Errors:
- EINVAL
- The buffer_name argument is NULL.
- ENOENT
- The buffer wasn't found.
- ERANGE
- An internal error occurred.
Classification:
| Safety: | |
|---|---|
| Cancellation point | No |
| Signal handler | No |
| Thread | Yes |
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