dnl ** Additional Autoconf tests for BIRD configure script
dnl ** (c) 1999 Martin Mares <mj@ucw.cz>
-AC_DEFUN([BIRD_CHECK_INTEGERS],
-[AC_CHECK_SIZEOF(char, 0)
-AC_CHECK_SIZEOF(short int, 0)
-AC_CHECK_SIZEOF(int, 0)
-AC_CHECK_SIZEOF(long int, 0)
-AC_CHECK_SIZEOF(long long int, 0)
-AH_TEMPLATE([INTEGER_8], [8-bit integer type])
-AH_TEMPLATE([INTEGER_16], [16-bit integer type])
-AH_TEMPLATE([INTEGER_32], [32-bit integer type])
-AH_TEMPLATE([INTEGER_64], [64-bit integer type])
-
-for size in 1 2 4 8; do
- bits=`expr $size "*" 8`
- AC_MSG_CHECKING([for $bits-bit type])
- if test $ac_cv_sizeof_int = $size ; then
- res=int
- elif test $ac_cv_sizeof_char = $size ; then
- res=char
- elif test $ac_cv_sizeof_short_int = $size ; then
- res="short int"
- elif test $ac_cv_sizeof_long_int = $size ; then
- res="long int"
- elif test $ac_cv_sizeof_long_long_int = $size ; then
- res="long long int"
- else
- AC_MSG_RESULT([not found])
- AC_MSG_ERROR([Cannot find $bits-bit integer type.])
- fi
- AC_MSG_RESULT($res)
- AC_DEFINE_UNQUOTED(INTEGER_$bits, $res)
- done
-])
-
-dnl BIRD_CHECK_ENDIAN is unused and obsolete
-AC_DEFUN([BIRD_CHECK_ENDIAN],
-[AC_CACHE_CHECK([CPU endianity], bird_cv_c_endian,[
-AC_TRY_RUN([
-#include <stdio.h>
-
-unsigned int x = 0x12345678;
-unsigned char *z = (unsigned char *) &x;
-
-int main(void)
-{
- FILE *f = fopen("conftestresult", "w");
- if (!f) return 10;
- fprintf(f, "%02x %02x %02x %02x", *z, *(z+1), *(z+2), *(z+3));
- fclose(f);
- exit(0);
-}
-],[
- endian=`cat conftestresult`
- if test "$endian" = "12 34 56 78" ; then
- bird_cv_c_endian=big-endian
- elif test "$endian" = "78 56 34 12" ; then
- bird_cv_c_endian=little-endian
- fi
-],[endian="test program failed"],[endian="not available, we're cross compiling"])
-if test -z "$bird_cv_c_endian" ; then
- AC_MSG_RESULT($endian)
- AC_MSG_ERROR([Cannot determine CPU endianity.])
- fi
-])
-case $bird_cv_c_endian in
- big-endian) AC_DEFINE(CPU_BIG_ENDIAN) ;;
- little-endian) AC_DEFINE(CPU_LITTLE_ENDIAN) ;;
- esac
-])
-
AC_DEFUN([BIRD_CHECK_STRUCT_ALIGN],
[AC_CACHE_CHECK([usual alignment of structures],bird_cv_c_struct_align,[
AC_TRY_RUN([
esac
])
-AC_DEFUN([BIRD_CHECK_STRUCT_IP_MREQN],
-[AC_CACHE_CHECK([for struct ip_mreqn], bird_cv_struct_ip_mreqn,[
-AC_TRY_COMPILE([#include <netinet/in.h>
-],[struct ip_mreqn x;
-],[bird_cv_struct_ip_mreqn=yes
-],[bird_cv_struct_ip_mreqn=no
-])])
-if test "$bird_cv_struct_ip_mreqn" = yes ; then
- AC_DEFINE([HAVE_STRUCT_IP_MREQN], [1], [Define to 1 if you have struct ip_mreqn])
-fi
-])
-
AC_DEFUN([BIRD_CHECK_PTHREADS],
[
bird_tmp_cflags="$CFLAGS"
# BIRD_CHECK_PROG_FLAVOR_GNU(PROGRAM-PATH, IF-SUCCESS, [IF-FAILURE])
# copied autoconf internal _AC_PATH_PROG_FLAVOR_GNU
-m4_define([BIRD_CHECK_PROG_FLAVOR_GNU],
+AC_DEFUN([BIRD_CHECK_PROG_FLAVOR_GNU],
[# Check for GNU $1
case `"$1" --version 2>&1` in
*GNU*)
[*)
$3;;
])esac
-])#
+])
AC_SUBST(CONFIG_FILE)
AC_SUBST(CONTROL_SOCKET)
-AC_SEARCH_LIBS(clock_gettime, [c rt posix4], ,
+AC_SEARCH_LIBS(clock_gettime, [rt posix4], ,
AC_MSG_ERROR([[Function clock_gettime not available.]]))
AC_CANONICAL_HOST
AC_MSG_ERROR([This program requires the GNU C Compiler.])
fi
-# Enable threads by default just in Linux and FreeBSD
-#if test "$enable_pthreads" = try ; then
-# case "$host_os" in
-# (linux* | freebsd* | openbsd* | netbsd* ) enable_pthreads=try ;;
-# (*) enable_pthreads=no ;;
-# esac
-#fi
-
if test "$enable_pthreads" != no ; then
BIRD_CHECK_PTHREADS
;;
esac
-AC_CHECK_HEADER(syslog.h, [AC_DEFINE([HAVE_SYSLOG], [1], [Define to 1 if you have the <syslog.h> header file])])
-AC_CHECK_HEADER(alloca.h, [AC_DEFINE([HAVE_ALLOCA_H], [1], [Define to 1 if you have the <alloca.h> header file])])
+AC_CHECK_HEADERS_ONCE([alloca.h syslog.h])
+
AC_MSG_CHECKING(whether 'struct sockaddr' has sa_len)
AC_COMPILE_IFELSE([
AC_LANG_PROGRAM(
[AC_MSG_ERROR([Cannot determine CPU endianity.])]
)
-BIRD_CHECK_INTEGERS
BIRD_CHECK_STRUCT_ALIGN
BIRD_CHECK_TIME_T
-BIRD_CHECK_STRUCT_IP_MREQN
if test "$enable_debug" = yes ; then
AC_DEFINE([DEBUGGING], [1], [Define to 1 if debugging is enabled])