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26 .TH MKNODAT 2 2009-12-13 "Linux" "Linux Programmer's Manual"
28 mknodat \- create a special or ordinary file relative to a directory
32 .B #include <fcntl.h> /* Definition of AT_* constants */
33 .B #include <sys/stat.h>
35 .BI "int mknodat(int " dirfd ", const char *" pathname ", mode_t " mode \
40 Feature Test Macro Requirements for glibc (see
41 .BR feature_test_macros (7)):
46 Since glibc 2.10: _XOPEN_SOURCE >= 700 || _POSIX_C_SOURCE >= 200809L
53 system call operates in exactly the same way as
55 except for the differences described in this manual page.
57 If the pathname given in
59 is relative, then it is interpreted relative to the directory
60 referred to by the file descriptor
62 (rather than relative to the current working directory of
63 the calling process, as is done by
65 for a relative pathname).
75 is interpreted relative to the current working
76 directory of the calling process (like
88 On error, \-1 is returned and
90 is set to indicate the error.
92 The same errors that occur for
96 The following additional errors can occur for
101 is not a valid file descriptor.
107 is a file descriptor referring to a file other than a directory.
110 was added to Linux in kernel 2.6.16.
116 for an explanation of the need for
121 .BR path_resolution (7)