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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-24 04:52:22 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-24 04:52:22 +0000 |
commit | 3d08cd331c1adcf0d917392f7e527b3f00511748 (patch) | |
tree | 312f0d1e1632f48862f044b8bb87e602dcffb5f9 /man/man3/tmpfile.3 | |
parent | Adding debian version 6.7-2. (diff) | |
download | manpages-3d08cd331c1adcf0d917392f7e527b3f00511748.tar.xz manpages-3d08cd331c1adcf0d917392f7e527b3f00511748.zip |
Merging upstream version 6.8.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'man/man3/tmpfile.3')
-rw-r--r-- | man/man3/tmpfile.3 | 103 |
1 files changed, 103 insertions, 0 deletions
diff --git a/man/man3/tmpfile.3 b/man/man3/tmpfile.3 new file mode 100644 index 0000000..21d934b --- /dev/null +++ b/man/man3/tmpfile.3 @@ -0,0 +1,103 @@ +'\" t +.\" Copyright 1993 David Metcalfe (david@prism.demon.co.uk) +.\" +.\" SPDX-License-Identifier: Linux-man-pages-copyleft +.\" +.\" References consulted: +.\" Linux libc source code +.\" Lewine's _POSIX Programmer's Guide_ (O'Reilly & Associates, 1991) +.\" 386BSD man pages +.\" Modified Sat Jul 24 17:46:57 1993 by Rik Faith (faith@cs.unc.edu) +.\" Modified 2001-11-17, aeb +.TH tmpfile 3 2024-05-02 "Linux man-pages (unreleased)" +.SH NAME +tmpfile \- create a temporary file +.SH LIBRARY +Standard C library +.RI ( libc ", " \-lc ) +.SH SYNOPSIS +.nf +.B #include <stdio.h> +.P +.B FILE *tmpfile(void); +.fi +.SH DESCRIPTION +The +.BR tmpfile () +function opens a unique temporary file +in binary read/write (w+b) mode. +The file will be automatically deleted when it is closed or the +program terminates. +.SH RETURN VALUE +The +.BR tmpfile () +function returns a stream descriptor, or NULL if +a unique filename cannot be generated or the unique file cannot be +opened. +In the latter case, +.I errno +is set to indicate the error. +.SH ERRORS +.TP +.B EACCES +Search permission denied for directory in file's path prefix. +.TP +.B EEXIST +Unable to generate a unique filename. +.TP +.B EINTR +The call was interrupted by a signal; see +.BR signal (7). +.TP +.B EMFILE +The per-process limit on the number of open file descriptors has been reached. +.TP +.B ENFILE +The system-wide limit on the total number of open files has been reached. +.TP +.B ENOSPC +There was no room in the directory to add the new filename. +.TP +.B EROFS +Read-only filesystem. +.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 tmpfile () +T} Thread safety MT-Safe +.TE +.SH VERSIONS +The standard does not specify the directory that +.BR tmpfile () +will use. +glibc will try the path prefix +.I P_tmpdir +defined +in +.IR <stdio.h> , +and if that fails, then the directory +.IR /tmp . +.SH STANDARDS +C11, POSIX.1-2008. +.SH HISTORY +POSIX.1-2001, C89, SVr4, 4.3BSD, SUSv2. +.SH NOTES +POSIX.1-2001 specifies: +an error message may be written to +.I stdout +if the stream +cannot be opened. +.SH SEE ALSO +.BR exit (3), +.BR mkstemp (3), +.BR mktemp (3), +.BR tempnam (3), +.BR tmpnam (3) |