104 lines
2.4 KiB
C
104 lines
2.4 KiB
C
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/*
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* fontconfig/src/fccompat.c
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*
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* Copyright © 2012 Red Hat, Inc.
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*
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* Author(s):
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* Akira TAGOH
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*
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* Permission to use, copy, modify, distribute, and sell this software and its
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* documentation for any purpose is hereby granted without fee, provided that
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* the above copyright notice appear in all copies and that both that
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* copyright notice and this permission notice appear in supporting
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* documentation, and that the name of the author(s) not be used in
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* advertising or publicity pertaining to distribution of the software without
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* specific, written prior permission. The authors make no
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* representations about the suitability of this software for any purpose. It
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* is provided "as is" without express or implied warranty.
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*
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* THE AUTHOR(S) DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
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* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
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* EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY SPECIAL, INDIRECT OR
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* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
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* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
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* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
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* PERFORMANCE OF THIS SOFTWARE.
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include "fcint.h"
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#if HAVE_FCNTL_H
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#include <fcntl.h>
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#endif
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#include <stdarg.h>
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#include <stdlib.h>
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#ifdef O_CLOEXEC
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#define FC_O_CLOEXEC O_CLOEXEC
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#else
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#define FC_O_CLOEXEC 0
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#endif
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#ifdef O_LARGEFILE
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#define FC_O_LARGEFILE O_LARGEFILE
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#else
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#define FC_O_LARGEFILE 0
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#endif
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int
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FcOpen(const char *pathname, int flags, ...)
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{
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int fd = -1;
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if (flags & O_CREAT)
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{
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va_list ap;
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mode_t mode;
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va_start(ap, flags);
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mode = (mode_t) va_arg(ap, int);
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va_end(ap);
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fd = open(pathname, flags | FC_O_CLOEXEC | FC_O_LARGEFILE, mode);
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}
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else
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{
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fd = open(pathname, flags | FC_O_CLOEXEC | FC_O_LARGEFILE);
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}
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return fd;
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}
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int
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FcMakeTempfile (char *template)
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{
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int fd = -1;
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#if HAVE_MKOSTEMP
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fd = mkostemp (template, FC_O_CLOEXEC);
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#elif HAVE_MKSTEMP
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fd = mkstemp (template);
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# ifdef F_DUPFD_CLOEXEC
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if (fd != -1)
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{
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int newfd = fcntl(fd, F_DUPFD_CLOEXEC);
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close(fd);
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fd = newfd;
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}
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# elif defined(FD_CLOEXEC)
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if (fd != -1)
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{
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fcntl(fd, F_SETFD, fcntl(fd, F_GETFD) | FD_CLOEXEC);
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}
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# endif
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#else
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#error no secure functions to create a temporary file
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#endif
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return fd;
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}
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