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Update configure scripts.

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This commit is contained in:
Guus Sliepen 2003-07-29 11:50:39 +00:00
parent ae50b0077e
commit 4370b98bb1
5 changed files with 95 additions and 56 deletions
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63
m4/tuntap.m4
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@ -2,38 +2,37 @@ dnl Check to find out whether the running kernel has support for TUN/TAP
AC_DEFUN(tinc_TUNTAP,
[
AC_ARG_WITH(kernel,
[ --with-kernel=dir give the directory with kernel sources]
[ (default: /usr/src/linux)],
kerneldir="$withval",
kerneldir="/usr/src/linux"
)
AC_CACHE_CHECK([for linux/if_tun.h], tinc_cv_linux_if_tun_h,
[
AC_TRY_COMPILE([#include "$kerneldir/include/linux/if_tun.h"],
[int a = IFF_TAP;],
if_tun_h="\"$kerneldir/include/linux/if_tun.h\"",
[AC_TRY_COMPILE([#include <linux/if_tun.h>],
[int a = IFF_TAP;],
if_tun_h="default",
if_tun_h="no"
)]
AC_ARG_WITH(kernel,
AC_HELP_STRING([--with-kernel=DIR], [give the directory with kernel sources (default: /usr/src/linux)]),
kerneldir="$withval",
kerneldir="/usr/src/linux"
)
if test $if_tun_h = no; then
tinc_cv_linux_if_tun_h=none
else
tinc_cv_linux_if_tun_h="$if_tun_h"
AC_CACHE_CHECK([for linux/if_tun.h], tinc_cv_linux_if_tun_h,
[
AC_TRY_COMPILE([#include "$kerneldir/include/linux/if_tun.h"],
[int a = IFF_TAP;],
if_tun_h="\"$kerneldir/include/linux/if_tun.h\"",
[AC_TRY_COMPILE([#include <linux/if_tun.h>],
[int a = IFF_TAP;],
if_tun_h="default",
if_tun_h="no"
)]
)
if test $if_tun_h = no; then
tinc_cv_linux_if_tun_h=none
else
tinc_cv_linux_if_tun_h="$if_tun_h"
fi
])
if test $tinc_cv_linux_if_tun_h != none; then
AC_DEFINE(HAVE_TUNTAP, 1, [Universal tun/tap driver present])
if test $tinc_cv_linux_if_tun_h != default; then
AC_DEFINE_UNQUOTED(LINUX_IF_TUN_H, $tinc_cv_linux_if_tun_h, [Location of if_tun.h])
fi
fi
])
if test $tinc_cv_linux_if_tun_h != none; then
AC_DEFINE(HAVE_TUNTAP, 1, [Universal tun/tap driver present])
if test $tinc_cv_linux_if_tun_h != default; then
AC_DEFINE_UNQUOTED(LINUX_IF_TUN_H, $tinc_cv_linux_if_tun_h, [Location of if_tun.h])
fi
fi
AC_SUBST(LINUX_IF_TUN_H)
AC_SUBST(HAVE_TUNTAP)
AC_SUBST(LINUX_IF_TUN_H)
AC_SUBST(HAVE_TUNTAP)
])