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Make some platform-specific header checks conditional.

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Don't check for linux/if_tun.h on BSD platforms for example.
This commit is contained in:
Guus Sliepen 2016-04-14 23:51:18 +02:00
parent d10834e920
commit 3cceae93f6
1 changed files with 21 additions and 8 deletions

29
configure.ac
View file

@ -164,7 +164,7 @@ dnl Checks for header files.
dnl We do this in multiple stages, because unlike Linux all the other operating systems really suck and don't include their own dependencies. dnl We do this in multiple stages, because unlike Linux all the other operating systems really suck and don't include their own dependencies.
AC_CHECK_HEADERS([syslog.h sys/file.h sys/ioctl.h sys/mman.h sys/param.h sys/resource.h sys/socket.h sys/time.h sys/un.h sys/wait.h netdb.h arpa/inet.h dirent.h getopt.h]) AC_CHECK_HEADERS([syslog.h sys/file.h sys/ioctl.h sys/mman.h sys/param.h sys/resource.h sys/socket.h sys/time.h sys/un.h sys/wait.h netdb.h arpa/inet.h dirent.h getopt.h])
AC_CHECK_HEADERS([net/if.h net/if_types.h linux/if_tun.h net/if_tun.h net/if_utun.h net/tun/if_tun.h net/if_tap.h net/tap/if_tap.h net/ethernet.h net/if_arp.h netinet/in_systm.h netinet/in.h netinet/in6.h netpacket/packet.h], AC_CHECK_HEADERS([net/if.h net/if_types.h net/ethernet.h net/if_arp.h netinet/in_systm.h netinet/in.h netinet/in6.h netpacket/packet.h],
[], [], [#include "$srcdir/src/have.h"] [], [], [#include "$srcdir/src/have.h"]
) )
AC_CHECK_HEADERS([netinet/if_ether.h netinet/ip.h netinet/ip6.h resolv.h], AC_CHECK_HEADERS([netinet/if_ether.h netinet/ip.h netinet/ip6.h resolv.h],
@ -184,24 +184,37 @@ AC_CHECK_TYPES([struct ether_header, struct arphdr, struct ether_arp, struct ip,
dnl Checks for library functions. dnl Checks for library functions.
AC_TYPE_SIGNAL AC_TYPE_SIGNAL
AC_CHECK_FUNCS([asprintf daemon fchmod flock ftime fork gettimeofday mlockall putenv random recvmmsg select strdup strsignal nanosleep unsetenv vsyslog devname fdevname], AC_CHECK_FUNCS([asprintf daemon fchmod flock ftime fork gettimeofday mlockall putenv recvmmsg strsignal nanosleep unsetenv vsyslog devname fdevname],
[], [], [#include "$srcdir/src/have.h"] [], [], [#include "$srcdir/src/have.h"]
) )
AC_CHECK_FUNC(getopt_long, [getopt=true; AC_DEFINE(HAVE_GETOPT_LONG, 1, [getopt_long()])], [getopt=false]) AC_CHECK_FUNC(getopt_long, [getopt=true; AC_DEFINE(HAVE_GETOPT_LONG, 1, [getopt_long()])], [getopt=false])
AM_CONDITIONAL(GETOPT, test "$getopt" = true) AM_CONDITIONAL(GETOPT, test "$getopt" = true)
dnl Support for SunOS
AC_CHECK_FUNC(socket, [], [
AC_CHECK_LIB(socket, connect)
])
AC_CHECK_DECLS([res_init], [AC_CHECK_LIB(resolv, res_init)], [], [ AC_CHECK_DECLS([res_init], [AC_CHECK_LIB(resolv, res_init)], [], [
#include <netinet/in.h> #include <netinet/in.h>
#include <resolv.h> #include <resolv.h>
]) ])
dnl Operating system specific checks
case $host_os in
*linux*)
AC_CHECK_HEADERS([linux/if_tun.h],
[], [AC_MSG_ERROR([Required header file missng])], [#include "$srcdir/src/have.h"]
)
;;
*bsd*|*darwin*)
AC_CHECK_HEADERS([net/if_tun.h net/if_utun.h net/tun/if_tun.h net/if_tap.h net/tap/if_tap.h],
[], [], [#include "$srcdir/src/have.h"]
)
;;
*solaris*)
AC_CHECK_FUNC(socket, [], [AC_CHECK_LIB(socket, connect)])
;;
*)
;;
esac
AC_CACHE_SAVE AC_CACHE_SAVE
AC_ARG_ENABLE(legacy-protocol, AC_ARG_ENABLE(legacy-protocol,