forked from apptainer/singularity
/
configure.ac
128 lines (109 loc) · 3.69 KB
/
configure.ac
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AC_PREREQ(2.59)
AC_INIT([singularity],[2.1],[gmkurtzer@lbl.gov])
if test -z "$prefix" -o "$prefix" = "NONE" ; then
prefix=${ac_default_prefix}
fi
AC_SUBST(PREFIX, $prefix)
AC_CANONICAL_TARGET
case $target_cpu in
x86_64)
SINGULARITY_ARCH=x86_64
;;
i?86)
SINGULARITY_ARCH=i386
;;
athlon)
SINGULARITY_ARCH=i386
;;
*)
AC_MSG_ERROR([Architecture $target_cpu not supported])
;;
esac
AC_SUBST(SINGULARITY_ARCH)
AM_INIT_AUTOMAKE([foreign])
AC_CONFIG_SRCDIR([.])
AC_CONFIG_HEADERS([src/config.h])
AC_CONFIG_MACRO_DIR([.])
AC_PROG_INSTALL
AC_PROG_LIBTOOL
AC_PROG_CC
AM_INIT_AUTOMAKE
AM_PROG_CC_C_O
AC_MSG_CHECKING([for namespace: CLONE_NEWPID])
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#define _GNU_SOURCE
#include <sched.h>
]],
[[unshare(CLONE_NEWPID);]])],
[
AC_MSG_RESULT([yes])
NAMESPACE_DEFINES="$NAMESPACE_DEFINES -DNS_CLONE_NEWPID"
], [
AC_MSG_RESULT([no])
]
)
AC_MSG_CHECKING([for namespace: CLONE_PID])
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#define _GNU_SOURCE
#include <sched.h>
]],
[[unshare(CLONE_PID);]])],
[
AC_MSG_RESULT([yes])
NAMESPACE_DEFINES="$NAMESPACE_DEFINES -DNS_CLONE_PID"
], [
AC_MSG_RESULT([no])
]
)
AC_MSG_CHECKING([for namespace: CLONE_FS])
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#define _GNU_SOURCE
#include <sched.h>
]],
[[unshare(CLONE_FS);]])],
[
AC_MSG_RESULT([yes])
NAMESPACE_DEFINES="$NAMESPACE_DEFINES -DNS_CLONE_FS"
], [
AC_MSG_RESULT([no])
]
)
AC_MSG_CHECKING([for namespace: CLONE_NEWNS])
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#define _GNU_SOURCE
#include <sched.h>
]],
[[unshare(CLONE_NEWNS);]])],
[
AC_MSG_RESULT([yes])
NAMESPACE_DEFINES="$NAMESPACE_DEFINES -DNS_CLONE_NEWNS"
], [
AC_MSG_RESULT([no])
echo
echo "ERROR!!!!!!"
echo
echo "This host does not support the CLONE_NEWNS (mount) namespace flag! You"
echo "really really really don't want to run Singularity containers without a"
echo "Separate mount name namespace!"
echo
exit 255
]
)
AC_SUBST(NAMESPACE_DEFINES)
AC_CHECK_FUNCS(setns, [
], [
NO_SETNS="-DNO_SETNS"
]
)
AC_SUBST(NO_SETNS)
#AC_CHECK_DECLS([MS_PRIVATE,MS_REC], [],
# [AC_MSG_ERROR([Required mount(2) flags not available])],
# [[#include <sys/mount.h>]])
AC_CONFIG_FILES([
Makefile
singularity.spec
src/Makefile
etc/Makefile
bin/Makefile
bin/singularity
libexec/Makefile
libexec/mods/Makefile
libexec/cli/Makefile
])
AC_OUTPUT