open_append man page

open_append — open a file for appending


#include <open.h>

int open_append(const char *filename);


open_append opens the file filename for appending write-only use and returns the file handle. If it does not exist, it will be created with mode 0600. If there was an error opening or creating the file, open_append returns -1 and sets errno accordingly.

All write operations will append after the last byte, regardless of previous calls to lseek(2) or other processes also appending to the same file.

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