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socket(2) -- create an endpoint for communication
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The socket() system call creates an endpoint for communication and returns a descriptor. The domain argument specifies a communications domain within which communication will take place; this selects ... |
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socketpair(2) -- create a pair of connected sockets
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The socketpair() system call creates an unnamed pair of connected sockets in the specified domain d, of the specified type, and using the optionally specified protocol. The descriptors used in referen... |
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stat(2) -- get file status
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The stat() system call obtains information about the file pointed to by path. Read, write or execute permission of the named file is not required, but all directories listed in the path name leading t... |
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statfs(2) -- get file system statistics
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The statfs() system call returns information about a mounted file system. The path argument is the path name of any file within the mounted file system. The buf argument is a pointer to a statfs struc... |
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swapoff(2) -- control devices for interleaved paging/swapping
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The swapon() system call makes the block device special available to the system for allocation for paging and swapping. The names of potentially available devices are known to the system and defined a... |
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swapon(2) -- control devices for interleaved paging/swapping
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The swapon() system call makes the block device special available to the system for allocation for paging and swapping. The names of potentially available devices are known to the system and defined a... |
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symlink(2) -- make symbolic link to a file
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A symbolic link name2 is created to name1 (name2 is the name of the file created, name1 is the string used in creating the symbolic link). Either name may be an arbitrary path name; the files need not... |
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sync(2) -- schedule file system updates
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The sync() system call forces a write of dirty (modified) buffers in the block buffer cache out to disk. The kernel keeps this information in core to reduce the number of disk I/O transfers required b... |
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sysarch(2) -- architecture-dependent system call
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The sysarch() system call performs the architecture-dependent function specified by number with the arguments specified by the args pointer. The args argument is a pointer to a structure defining the ... |
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syscall(2) -- indirect system call
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The syscall() function performs the system call whose assembly language interface has the specified number with the specified arguments. Symbolic constants for system calls can be found in the header ... |
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truncate(2) -- truncate or extend a file to a specified length
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The truncate() system call causes the file named by path or referenced by fd to be truncated or extended to length bytes in size. If the file was larger than this size, the extra data is lost. If the ... |
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umask(2) -- set file creation mode mask
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The umask() routine sets the process's file mode creation mask to numask and returns the previous value of the mask. The 9 low-order access permission bits of numask are used by system calls, includi... |
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undelete(2) -- attempt to recover a deleted file
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The undelete() system call attempts to recover the deleted file named by path. Currently, this works only when the named object is a whiteout in a union file system. The system call removes the whiteo... |
