Files
flatpak/libglnx.m4
Aurelien Jarno 0c82203cd4 Include sys/mman.h when checking for memfd_create
glibc 2.27 added support for memfd_create. Unfortunately flatpak-builder,
or rather the included libglnx library, also has such a function to
wrap the corresponding syscall. It correctly tries to detect it in
the configure script to disabled the wrapper in case glibc provides
it. However it doesn't work due to a missing include.

Bug-Debian: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=890722
2018-02-19 10:34:45 +01:00

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AC_DEFUN([LIBGLNX_CONFIGURE],
[
AC_CHECK_DECLS([
renameat2,
memfd_create,
copy_file_range],
[], [], [[
#include <sys/types.h>
#include <unistd.h>
#include <sys/mount.h>
#include <fcntl.h>
#include <sched.h>
#include <linux/loop.h>
#include <linux/random.h>
#include <sys/mman.h>
]])
AC_ARG_ENABLE(otmpfile,
[AS_HELP_STRING([--disable-otmpfile],
[Disable use of O_TMPFILE [default=no]])],,
[enable_otmpfile=yes])
AS_IF([test $enable_otmpfile = yes], [], [
AC_DEFINE([DISABLE_OTMPFILE], 1, [Define if we should avoid using O_TMPFILE])])
AC_ARG_ENABLE(wrpseudo-compat,
[AS_HELP_STRING([--enable-wrpseudo-compat],
[Disable use syscall() and filesystem calls to for compatibility with wrpseudo [default=no]])],,
[enable_wrpseudo_compat=no])
AS_IF([test $enable_wrpseudo_compat = no], [], [
AC_DEFINE([ENABLE_WRPSEUDO_COMPAT], 1, [Define if we should be compatible with wrpseudo])])
dnl end LIBGLNX_CONFIGURE
])