open man7
The argument fd must be an open file descriptor. The second argument is a device-dependent request code. The third argument is an untyped pointer to memory ... ,See the description of the O_CLOEXEC flag in open(2) for reasons why this may be useful. MFD_ALLOW_SEALING Allow sealing operations on this file.
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 open man7 相關參考資料
fsync(2) - Linux manual page - man7.org
EBADF fd is not a valid open file descriptor. EIO An error occurred during synchronization. This error may relate to data written to some other file descriptor on ... http://man7.org ioctl(2) - Linux manual page - man7.org
The argument fd must be an open file descriptor. The second argument is a device-dependent request code. The third argument is an untyped pointer to memory ... http://man7.org memfd_create(2) - Linux manual page - man7.org
See the description of the O_CLOEXEC flag in open(2) for reasons why this may be useful. MFD_ALLOW_SEALING Allow sealing operations on this file. http://man7.org open(2) - Linux manual page - man7.org
The open() system call opens the file specified by pathname. If the specified file does not exist, it may optionally (if O_CREAT is specified in flags) be created by ... http://man7.org open.3p - Linux manual page - man7.org
DESCRIPTION top. The open() function shall establish the connection between a file and a file descriptor. It shall create an open file description that refers to a ... http://man7.org opendir(3) - Linux manual page - man7.org
The opendir() function opens a directory stream corresponding to the directory name, and returns a pointer to the directory stream. The stream is positioned at ... http://man7.org open_by_handle_at(2) - Linux manual page - man7.org
If pathname is an empty string and flags specifies the value AT_EMPTY_PATH, then dirfd can be an open file descriptor referring to any type of file, ... http://man7.org syslog(3) - Linux manual page - man7.org
openlog() openlog() opens a connection to the system logger for a program. The string pointed to by ident is prepended to every message, and is typically set to ... http://man7.org truncate(2) - Linux manual page - man7.org
EBADF or EINVAL fd is not open for writing. EINVAL fd does not reference a regular file or a POSIX shared memory object. EINVAL or EBADF The file descriptor ... http://man7.org unlink(2) - Linux manual page - man7.org
If that name was the last link to a file and no processes have the file open, the file is deleted and the space it was using is made available for reuse. If the name ... http://man7.org |