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-rw-r--r-- | man3/mkdtemp.3 | 88 |
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diff --git a/man3/mkdtemp.3 b/man3/mkdtemp.3 new file mode 100644 index 0000000..4c55259 --- /dev/null +++ b/man3/mkdtemp.3 @@ -0,0 +1,88 @@ +'\" t +.\" Copyright 2001 John Levon <moz@compsoc.man.ac.uk> +.\" Based on mkstemp(3), Copyright 1993 David Metcalfe (david@prism.demon.co.uk) +.\" and GNU libc documentation +.\" +.\" SPDX-License-Identifier: Linux-man-pages-copyleft +.TH mkdtemp 3 2023-07-20 "Linux man-pages 6.05.01" +.SH NAME +mkdtemp \- create a unique temporary directory +.SH LIBRARY +Standard C library +.RI ( libc ", " \-lc ) +.SH SYNOPSIS +.nf +.B #include <stdlib.h> +.PP +.BI "char *mkdtemp(char *" template ); +.fi +.PP +.RS -4 +Feature Test Macro Requirements for glibc (see +.BR feature_test_macros (7)): +.RE +.PP +.BR mkdtemp (): +.nf + /* Since glibc 2.19: */ _DEFAULT_SOURCE + || /* glibc 2.19 and earlier: */ _BSD_SOURCE + || /* Since glibc 2.10: */ _POSIX_C_SOURCE >= 200809L +.fi +.SH DESCRIPTION +The +.BR mkdtemp () +function generates a uniquely named temporary +directory from \fItemplate\fP. +The last six characters of \fItemplate\fP +must be XXXXXX and these are replaced with a string that makes the +directory name unique. +The directory is then created with +permissions 0700. +Since it will be modified, +.I template +must not be a string constant, but should be declared as a character array. +.SH RETURN VALUE +The +.BR mkdtemp () +function returns a pointer to the modified template +string on success, and NULL on failure, in which case +.I errno +is set to indicate the error. +.SH ERRORS +.TP +.B EINVAL +The last six characters of \fItemplate\fP were not XXXXXX. +Now \fItemplate\fP is unchanged. +.PP +Also see +.BR mkdir (2) +for other possible values for \fIerrno\fP. +.SH ATTRIBUTES +For an explanation of the terms used in this section, see +.BR attributes (7). +.TS +allbox; +lbx lb lb +l l l. +Interface Attribute Value +T{ +.na +.nh +.BR mkdtemp () +T} Thread safety MT-Safe +.TE +.sp 1 +.SH STANDARDS +POSIX.1-2008. +.SH HISTORY +glibc 2.1.91. +NetBSD 1.4. +POSIX.1-2008. +.SH SEE ALSO +.BR mktemp (1), +.BR mkdir (2), +.BR mkstemp (3), +.BR mktemp (3), +.BR tempnam (3), +.BR tmpfile (3), +.BR tmpnam (3) |