mirror of
https://gitlab.nic.cz/labs/bird.git
synced 2024-11-18 00:58:42 +00:00
113 lines
1.9 KiB
Plaintext
113 lines
1.9 KiB
Plaintext
dnl ** Additional Autoconf tests for BIRD configure script
|
|
dnl ** (c) 1999 Martin Mares <mj@ucw.cz>
|
|
|
|
AC_DEFUN([BIRD_CHECK_PTHREADS],
|
|
[
|
|
bird_tmp_cflags="$CFLAGS"
|
|
CFLAGS="$CFLAGS -pthread"
|
|
|
|
AC_CACHE_CHECK(
|
|
[whether POSIX threads are available],
|
|
[bird_cv_lib_pthreads],
|
|
[
|
|
AC_LINK_IFELSE(
|
|
[
|
|
AC_LANG_PROGRAM(
|
|
[ #include <pthread.h> ],
|
|
[
|
|
pthread_t pt;
|
|
pthread_create(&pt, NULL, NULL, NULL);
|
|
pthread_spinlock_t lock;
|
|
pthread_spin_lock(&lock);
|
|
]
|
|
)
|
|
],
|
|
[bird_cv_lib_pthreads=yes],
|
|
[bird_cv_lib_pthreads=no]
|
|
)
|
|
]
|
|
)
|
|
|
|
CFLAGS="$bird_tmp_cflags"
|
|
])
|
|
|
|
AC_DEFUN([BIRD_CHECK_MPLS_KERNEL],
|
|
[
|
|
AC_CACHE_CHECK(
|
|
[for Linux MPLS headers],
|
|
[bird_cv_mpls_kernel],
|
|
[
|
|
AC_COMPILE_IFELSE(
|
|
[
|
|
AC_LANG_PROGRAM(
|
|
[
|
|
#include <linux/lwtunnel.h>
|
|
#include <linux/netlink.h>
|
|
#include <linux/rtnetlink.h>
|
|
#include <sys/socket.h>
|
|
void t(int arg);
|
|
],
|
|
[
|
|
t(AF_MPLS);
|
|
t(RTA_VIA);
|
|
t(RTA_NEWDST);
|
|
t(RTA_ENCAP_TYPE);
|
|
t(RTA_ENCAP);
|
|
struct rtvia rtvia;
|
|
t(LWTUNNEL_ENCAP_MPLS);
|
|
]
|
|
)
|
|
],
|
|
[bird_cv_mpls_kernel=yes],
|
|
[bird_cv_mpls_kernel=no]
|
|
)
|
|
]
|
|
)
|
|
])
|
|
|
|
|
|
AC_DEFUN([BIRD_CHECK_GCC_OPTION],
|
|
[
|
|
bird_tmp_cflags="$CFLAGS"
|
|
CFLAGS="$3 $2"
|
|
|
|
AC_CACHE_CHECK(
|
|
[whether CC supports $2],
|
|
[$1],
|
|
[
|
|
AC_COMPILE_IFELSE(
|
|
[AC_LANG_PROGRAM()],
|
|
[$1=yes],
|
|
[$1=no]
|
|
)
|
|
]
|
|
)
|
|
|
|
CFLAGS="$bird_tmp_cflags"
|
|
])
|
|
|
|
AC_DEFUN([BIRD_ADD_GCC_OPTION],
|
|
[
|
|
if test "$$1" = yes ; then
|
|
CFLAGS="$CFLAGS $2"
|
|
fi
|
|
])
|
|
|
|
# BIRD_CHECK_PROG_FLAVOR_GNU(PROGRAM-PATH, IF-SUCCESS, [IF-FAILURE])
|
|
# copied from autoconf internal _AC_PATH_PROG_FLAVOR_GNU
|
|
AC_DEFUN([BIRD_CHECK_PROG_FLAVOR_GNU],
|
|
[
|
|
# Check for GNU $1
|
|
case `"$1" --version 2>&1` in
|
|
*GNU*)
|
|
$2
|
|
;;
|
|
m4_ifval([$3],
|
|
[*)
|
|
$3
|
|
;;
|
|
]
|
|
)
|
|
esac
|
|
])
|