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Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 335 |
1 files changed, 335 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac new file mode 100644 index 00000000..c06677c5 --- /dev/null +++ b/configure.ac @@ -0,0 +1,335 @@ +dnl ** This is a configure script template for BIRD +dnl ** Process it with autoconf to get ./configure +dnl ** (c) 1999--2000 Martin Mares <mj@ucw.cz> + +AC_INIT +AC_CONFIG_SRCDIR([conf/confbase.Y]) +AC_CONFIG_AUX_DIR(tools) + +AC_ARG_ENABLE(debug, [ --enable-debug enable internal debugging routines (default: disabled)],,enable_debug=no) +AC_ARG_ENABLE(memcheck, [ --enable-memcheck check memory allocations when debugging (default: enabled)],,enable_memcheck=yes) +AC_ARG_ENABLE(client, [ --enable-client enable building of BIRD client (default: enabled)],,enable_client=yes) +AC_ARG_ENABLE(ipv6, [ --enable-ipv6 enable building of IPv6 version (default: disabled)],,enable_ipv6=no) +AC_ARG_ENABLE(pthreads, [ --enable-pthreads enable POSIX threads support (default: detect)],,enable_pthreads=try) +AC_ARG_WITH(suffix, [ --with-suffix=STRING use specified suffix for BIRD files (default: 6 for IPv6 version)],[given_suffix="yes"]) +AC_ARG_WITH(sysconfig, [ --with-sysconfig=FILE use specified BIRD system configuration file]) +AC_ARG_WITH(protocols, [ --with-protocols=LIST include specified routing protocols (default: all)],,[with_protocols="all"]) +AC_ARG_WITH(sysinclude, [ --with-sysinclude=PATH search for system includes on specified place]) +AC_ARG_WITH(runtimedir, [ --with-runtimedir=PATH path for runtime files (default: $(localstatedir)/run)],[runtimedir="$with_runtimedir"],[runtimedir="\$(localstatedir)/run"]) +AC_ARG_WITH(iproutedir, [ --with-iproutedir=PATH path to iproute2 config files (default: /etc/iproute2)],[given_iproutedir="yes"]) +AC_ARG_VAR([FLEX], [location of the Flex program]) +AC_ARG_VAR([BISON], [location of the Bison program]) +AC_ARG_VAR([M4], [location of the M4 program]) + + +if test "$srcdir" = . ; then + # Building in current directory => create obj directory holding all objects + objdir=obj + mkdir -p obj + srcdir_rel=.. + makefiles="Makefile:tools/Makefile-top.in obj/Makefile:tools/Makefile.in obj/Rules:tools/Rules.in" + exedir=.. +else + # Building in separate directory + objdir=. + srcdir_rel=$srcdir + makefiles="Makefile:tools/Makefile.in Rules:tools/Rules.in" + exedir=. +fi +case $srcdir_rel in + /*) srcdir_rel_mf=$srcdir_rel ;; + *) srcdir_rel_mf="\$(root-rel)$srcdir_rel" ;; +esac +AC_SUBST(objdir) +AC_SUBST(exedir) +AC_SUBST(srcdir_rel_mf) +AC_SUBST(runtimedir) + +if test "$enable_ipv6" = yes ; then + ip=ipv6 + SUFFIX=6 + proto_radv=radv +else + ip=ipv4 + SUFFIX="" +fi + +if test "$given_suffix" = yes ; then + SUFFIX="$with_suffix" +fi +AC_SUBST(SUFFIX) + +if test "$enable_debug" = yes ; then + CONFIG_FILE="bird$SUFFIX.conf" + CONTROL_SOCKET="bird$SUFFIX.ctl" +else + CONFIG_FILE="\$(sysconfdir)/bird$SUFFIX.conf" + CONTROL_SOCKET="$runtimedir/bird$SUFFIX.ctl" +fi +AC_SUBST(CONFIG_FILE) +AC_SUBST(CONTROL_SOCKET) + +AC_SEARCH_LIBS(clock_gettime, [c rt posix4], , + AC_MSG_ERROR([[Function clock_gettime not available.]])) + +AC_CANONICAL_HOST + +# Store this value because ac_test_CFLAGS is overwritten by AC_PROG_CC +if test "$ac_test_CFLAGS" != set ; then + bird_cflags_default=yes +fi + +AC_PROG_CC +if test -z "$GCC" ; then + 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 "$enable_pthreads" != no ; then + BIRD_CHECK_PTHREADS + + if test "$bird_cv_lib_pthreads" = yes ; then + AC_DEFINE([USE_PTHREADS], [1], [Define to 1 if pthreads are enabled]) + CFLAGS="$CFLAGS -pthread" + LDFLAGS="$LDFLAGS -pthread" + proto_bfd=bfd + elif test "$enable_pthreads" = yes ; then + AC_MSG_ERROR([POSIX threads not available.]) + fi + + if test "$enable_pthreads" = try ; then + enable_pthreads="$bird_cv_lib_pthreads" + fi +fi + +if test "$bird_cflags_default" = yes ; then + BIRD_CHECK_GCC_OPTION(bird_cv_c_option_wno_pointer_sign, -Wno-pointer-sign, -Wall) + BIRD_CHECK_GCC_OPTION(bird_cv_c_option_wno_missing_init, -Wno-missing-field-initializers, -Wall -Wextra) + BIRD_CHECK_GCC_OPTION(bird_cv_c_option_fno_strict_aliasing, -fno-strict-aliasing) + BIRD_CHECK_GCC_OPTION(bird_cv_c_option_fno_strict_overflow, -fno-strict-overflow) + + CFLAGS="$CFLAGS -Wall -Wextra -Wstrict-prototypes -Wno-parentheses" + BIRD_ADD_GCC_OPTION(bird_cv_c_option_wno_pointer_sign, -Wno-pointer-sign) + BIRD_ADD_GCC_OPTION(bird_cv_c_option_wno_missing_init, -Wno-missing-field-initializers) + BIRD_ADD_GCC_OPTION(bird_cv_c_option_fno_strict_aliasing, -fno-strict-aliasing) + BIRD_ADD_GCC_OPTION(bird_cv_c_option_fno_strict_overflow, -fno-strict-overflow) +fi +AC_MSG_CHECKING([CFLAGS]) +AC_MSG_RESULT($CFLAGS) + + +AC_PROG_CPP +AC_PROG_INSTALL +AC_PROG_RANLIB +AC_CHECK_PROG(FLEX, flex, flex) +AC_CHECK_PROG(BISON, bison, bison) +AC_CHECK_PROGS(M4, gm4 m4) + +test -z "$FLEX" && AC_MSG_ERROR([Flex is missing.]) +test -z "$BISON" && AC_MSG_ERROR([Bison is missing.]) +test -z "$M4" && AC_MSG_ERROR([M4 is missing.]) +BIRD_CHECK_PROG_FLAVOR_GNU([$M4], , [AC_MSG_ERROR([Provided M4 is not GNU M4.])]) + +if test -n "$with_sysconfig" -a "$with_sysconfig" != no ; then + if test -f $with_sysconfig ; then + sysdesc=$with_sysconfig + else + sysdesc=$srcdir/sysdep/cf/$with_sysconfig + if ! test -f $sysdesc ; then + sysdesc=$sysdesc.h + fi + fi +elif test -f sysconfig.h ; then + sysdesc=sysconfig +else + case "$ip:$host_os" in + ipv6:linux*) sysdesc=linux-v6 + default_iproutedir="/etc/iproute2" + ;; + ipv4:linux*) sysdesc=linux + default_iproutedir="/etc/iproute2" + ;; + ipv6:netbsd*) sysdesc=bsd-v6 + CPPFLAGS="$CPPFLAGS -I/usr/pkg/include" + LDFLAGS="$LDFLAGS -L/usr/pkg/lib -R/usr/pkg/lib" + ;; + ipv4:netbsd*) sysdesc=bsd + CPPFLAGS="$CPPFLAGS -I/usr/pkg/include" + LDFLAGS="$LDFLAGS -L/usr/pkg/lib -R/usr/pkg/lib" + ;; + ipv6:freebsd*) sysdesc=bsd-v6 + ;; + ipv4:freebsd*) sysdesc=bsd + ;; + ipv6:dragonfly*) sysdesc=bsd-v6 + ;; + ipv4:dragonfly*) sysdesc=bsd + ;; + ipv6:kfreebsd*) sysdesc=bsd-v6 + ;; + ipv4:kfreebsd*) sysdesc=bsd + ;; + ipv6:openbsd*) sysdesc=bsd-v6 + ;; + ipv4:openbsd*) sysdesc=bsd + ;; + *) AC_MSG_ERROR([Cannot determine correct system configuration. Please use --with-sysconfig to set it manually.]) + ;; + esac + sysdesc=$srcdir/sysdep/cf/$sysdesc.h +fi +AC_MSG_CHECKING([which OS configuration should we use]) +AC_MSG_RESULT($sysdesc) +if ! test -f $sysdesc ; then + AC_MSG_ERROR([The system configuration file is missing.]) +fi +sysname=`echo $sysdesc | sed 's/\.h$//'` +AC_DEFINE_UNQUOTED([SYSCONF_INCLUDE], ["$sysdesc"], [Which sysdep header to include]) + +AC_MSG_CHECKING([system-dependent directories]) +sysdep_dirs="`sed <$sysdesc '/^Link: /!d;s/^Link: \(.*\)$/\1/' | tr '\012' ' '` lib" +AC_MSG_RESULT($sysdep_dirs) +AC_SUBST(sysdep_dirs) + +if test "$with_iproutedir" = no ; then with_iproutedir= ; fi + +if test -n "$given_iproutedir" +then iproutedir=$with_iproutedir +else iproutedir=$default_iproutedir +fi + +AC_SUBST(iproutedir) + +all_protocols="$proto_bfd bgp ospf pipe $proto_radv rip static" +if test "$ip" = ipv6 ; then + all_protocols="$all_protocols babel" +fi +all_protocols=`echo $all_protocols | sed 's/ /,/g'` + +if test "$with_protocols" = all ; then + with_protocols="$all_protocols" +fi + +AH_TEMPLATE([CONFIG_BABEL], [Babel protocol]) +AH_TEMPLATE([CONFIG_BFD], [BFD protocol]) +AH_TEMPLATE([CONFIG_BGP], [BGP protocol]) +AH_TEMPLATE([CONFIG_OSPF], [OSPF protocol]) +AH_TEMPLATE([CONFIG_PIPE], [Pipe protocol]) +AH_TEMPLATE([CONFIG_RADV], [RAdv protocol]) +AH_TEMPLATE([CONFIG_RIP], [RIP protocol]) +AH_TEMPLATE([CONFIG_STATIC], [Static protocol]) + +AC_MSG_CHECKING([protocols]) +protocols=`echo "$with_protocols" | sed 's/,/ /g'` +if test "$protocols" = no ; then protocols= ; fi +for a in $protocols ; do + if ! test -f $srcdir/proto/$a/Makefile ; then + AC_MSG_RESULT(failed) + AC_MSG_ERROR([Requested protocol $a not found.]) + fi + AC_DEFINE_UNQUOTED(CONFIG_`echo $a | tr 'a-z' 'A-Z'`) + done +AC_MSG_RESULT(ok) +AC_SUBST(protocols) + +case $sysdesc in + */linux*|*/linux-v6*) + AC_CHECK_HEADER(linux/rtnetlink.h,,[AC_MSG_ERROR([Appropriate version of Linux kernel headers not found.])],[ +#include <asm/types.h> +#include <sys/socket.h> +]) + ;; +esac + +AC_CHECK_HEADER(syslog.h, [AC_DEFINE([HAVE_SYSLOG], [1], [Define to 1 if you have the <syslog.h> header file])]) +AC_CHECK_HEADER(alloca.h, [AC_DEFINE([HAVE_ALLOCA_H], [1], [Define to 1 if you have the <alloca.h> header file])]) +AC_MSG_CHECKING(whether 'struct sockaddr' has sa_len) +AC_COMPILE_IFELSE([ + AC_LANG_PROGRAM( + [[ + #include <sys/types.h> + #include <sys/socket.h> + ]], + [[ + static struct sockaddr sa; + int i = sizeof(sa.sa_len); + ]] + )], + [ + AC_MSG_RESULT(yes) + AC_DEFINE(HAVE_SIN_LEN,,sin_len) + ], + [AC_MSG_RESULT(no)] +) + +AC_C_BIGENDIAN( + [AC_DEFINE([CPU_BIG_ENDIAN], [1], [Define to 1 if cpu is big endian])], + [AC_DEFINE([CPU_LITTLE_ENDIAN], [1], [Define to 1 if cpu is little endian])], + [AC_MSG_ERROR([Cannot determine CPU endianity.])] +) + +BIRD_CHECK_INTEGERS +BIRD_CHECK_STRUCT_ALIGN +BIRD_CHECK_TIME_T +BIRD_CHECK_STRUCT_IP_MREQN + +if test "$enable_debug" = yes ; then + AC_DEFINE([DEBUGGING], [1], [Define to 1 if debugging is enabled]) + if test "$enable_memcheck" = yes ; then + AC_CHECK_LIB(dmalloc, dmalloc_debug) + if test $ac_cv_lib_dmalloc_dmalloc_debug != yes ; then + AC_CHECK_LIB(efence, malloc) + fi + fi +fi + +CLIENT= +CLIENT_LIBS= +if test "$enable_client" = yes ; then + CLIENT=birdc + AC_CHECK_LIB(history, add_history, CLIENT_LIBS="-lhistory") + AC_CHECK_LIB(ncurses, tgetent, USE_TERMCAP_LIB=-lncurses, + AC_CHECK_LIB(curses, tgetent, USE_TERMCAP_LIB=-lcurses, + AC_CHECK_LIB(tinfow, tgetent, USE_TERMCAP_LIB=-ltinfow, + AC_CHECK_LIB(tinfo, tgetent, USE_TERMCAP_LIB=-ltinfo, + AC_CHECK_LIB(termcap, tgetent, USE_TERMCAP_LIB=-ltermcap, + AC_MSG_ERROR([[The client requires ncurses library. Either install the library or use --disable-client to compile without the client.]])))))) + AC_CHECK_LIB(readline, rl_callback_read_char, CLIENT_LIBS="-lreadline $CLIENT_LIBS $USE_TERMCAP_LIB", + AC_MSG_ERROR([[The client requires GNU readline library 2.1 or newer. Either install the library or use --disable-client to compile without the client.]]), $USE_TERMCAP_LIB) + AC_CHECK_LIB(readline, rl_crlf, AC_DEFINE([HAVE_RL_CRLF], [1], [Define to 1 if you have rl_crlf()]),,$USE_TERMCAP_LIB) + AC_CHECK_LIB(readline, rl_ding, AC_DEFINE([HAVE_RL_DING], [1], [Define to 1 if you have rl_ding()]),,$USE_TERMCAP_LIB) +fi +AC_SUBST(CLIENT) +AC_SUBST(CLIENT_LIBS) + +mkdir -p $objdir/sysdep +AC_CONFIG_HEADERS([$objdir/sysdep/autoconf.h:sysdep/autoconf.h.in]) +AC_CONFIG_COMMANDS([merge],[[export CPP="$CPP" +$srcdir/tools/mergedirs $srcdir $srcdir_rel $objdir $sysdep_dirs]], + [[srcdir=$srcdir] + [srcdir_rel=$srcdir_rel] + [objdir=$objdir] + [sysdep_dirs="$sysdep_dirs"]]) +AC_CONFIG_FILES($makefiles) +AC_OUTPUT + +rm -f $objdir/sysdep/paths.h + +AC_MSG_RESULT() +AC_MSG_RESULT([BIRD was configured with the following options:]) +AC_MSG_RESULT([ Source directory: $srcdir]) +AC_MSG_RESULT([ Object directory: $objdir]) +AC_MSG_RESULT([ Iproute2 directory: $iproutedir]) +AC_MSG_RESULT([ System configuration: $sysdesc]) +AC_MSG_RESULT([ Debugging: $enable_debug]) +AC_MSG_RESULT([ POSIX threads: $enable_pthreads]) +AC_MSG_RESULT([ Routing protocols: $protocols]) +AC_MSG_RESULT([ Client: $enable_client]) +rm -f $objdir/.*-stamp |