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NAME¶
pmem2_source_get_fd() - reads file descriptor of the data source
SYNOPSIS¶
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#include <libpmem2.h> int pmem2_source_get_fd(const struct pmem2_source *src, int *fd);
DESCRIPTION¶
The pmem2_source_get_fd() function reads the file descriptor of *struct pmem2_source** object describing the data source and returns it by fd parameter.
RETURN VALUE¶
The pmem2_source_get_fd() function returns 0 on success or a negative error code on failure.
ERRORS¶
The pmem2_source_get_fd() can fail with the following errors:
- •
- PMEM2_E_FILE_DESCRIPTOR_NOT_SET - in case of an instance of struct pmem2_source that does not come from source type that support file descriptors, eg. anonymous data source.
SEE ALSO¶
libpmem2(7) and <https://pmem.io>
2024-05-23 | PMDK - |