configure.ac

   1 #                                               -*- Autoconf -*-
   2 # Process this file with autoconf to produce a configure script.
   3
   4 #######################
   5 ### Base configuration
   6
   7 # Configure autoconf
   8 AC_PREREQ([2.64])
   9
  10 dnl Use something like this if you need to patch autoconf files and
  11 dnl regenerate configure outside upstream git tree:
  12 dnl AC_INIT([lldpd], [0.5.7], [bernat@luffy.cx])
  13 AC_INIT([lldpd],
  14         [m4_esyscmd_s([git describe --tags --always 2> /dev/null || date +%F])],
  15         [bernat@luffy.cx])
  16
  17 AC_CONFIG_SRCDIR([src/lldpd.c])
  18 AC_CONFIG_HEADER([config.h])
  19 AC_CONFIG_FILES([Makefile src/Makefile man/Makefile tests/Makefile])
  20 AC_CONFIG_MACRO_DIR([m4])
  21
  22 # Configure automake
  23 AM_INIT_AUTOMAKE([foreign -Wall -Werror])
  24 AM_MAINTAINER_MODE
  25 m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES(yes)])
  26
  27 # Configure libtool
  28 #LT_PREREQ([2.2])
  29 LT_INIT
  30
  31 #######################
  32 ### Checks
  33
  34 # Checks for programs.
  35 AC_PROG_AWK
  36 AC_PROG_CC
  37 AC_PROG_CPP
  38 AC_PROG_INSTALL
  39 AC_PROG_LN_S
  40 AC_PROG_MAKE_SET
  41 AC_PROG_CXX
  42 AM_PROG_CC_C_O
  43 AC_PROG_LIBTOOL
  44
  45 # Check some compiler flags
  46 AX_CFLAGS_GCC_OPTION([-fdiagnostics-show-option])
  47 AX_CFLAGS_GCC_OPTION([-std=gnu99])
  48 AX_CFLAGS_GCC_OPTION([-pipe])
  49 AX_CFLAGS_GCC_OPTION([-Wall])
  50 AX_CFLAGS_GCC_OPTION([-W])
  51 AX_CFLAGS_GCC_OPTION([-Wextra])
  52 AX_CFLAGS_GCC_OPTION([-Wformat])
  53 AX_CFLAGS_GCC_OPTION([-Wformat-security])
  54 AX_CFLAGS_GCC_OPTION([-Wcast-align])
  55 AX_CFLAGS_GCC_OPTION([-Winline])
  56 AX_CFLAGS_GCC_OPTION([-fstack-protector])
  57 AX_CFLAGS_GCC_OPTION([-D_FORTIFY_SOURCE=2])
  58 AX_CFLAGS_GCC_OPTION([-Wno-unused-parameter])
  59 AX_CFLAGS_GCC_OPTION([-Wno-sign-compare]) dnl Should be fixed later
  60 AX_LDFLAGS_OPTION([-Wl,-z,relro])
  61 AX_LDFLAGS_OPTION([-Wl,-z,now])
  62
  63 AC_CACHE_SAVE
  64
  65 # Checks for header files.
  66 AC_HEADER_RESOLV
  67 AC_CHECK_HEADERS([ \
  68   arpa/inet.h \
  69   fcntl.h \
  70   malloc.h \
  71   netdb.h \
  72   netinet/in.h \
  73   stdlib.h \
  74   string.h \
  75   sys/ioctl.h \
  76   sys/param.h \
  77   sys/socket.h \
  78   sys/time.h \
  79   sys/queue.h \
  80   syslog.h \
  81   unistd.h \
  82   net/if.h \
  83   linux/sockios.h \
  84 ],,AC_MSG_ERROR([Required header missing.]))
  85 AC_CHECK_HEADERS([ \
  86   linux/wireless.h \
  87   linux/if_bonding.h \
  88   linux/if_bridge.h \
  89   linux/if_packet.h \
  90 ],,AC_MSG_ERROR([Required header missing.]),[
  91 @%:@include <arpa/inet.h>
  92 @%:@include <linux/if.h>
  93 ])
  94 AC_CHECK_HEADERS([ \
  95   linux/filter.h \
  96 ],,AC_MSG_ERROR([Required header missing.]),[
  97 @%:@include <linux/types.h>
  98 ])
  99 AC_CHECK_HEADERS([ \
 100   linux/if_vlan.h \
 101 ],,AC_MSG_ERROR([You should get linux/if_vlan.h from some other place. See README file.]),[
 102 @%:@include <arpa/inet.h>
 103 @%:@include <linux/if.h>
 104 ])
 105 AC_CHECK_HEADERS([valgrind/valgrind.h])
 106
 107 AC_CACHE_SAVE
 108
 109 # Check for sys/queue.h completeness, missing bits will be in compat.h
 110 AC_CHECK_DECLS([
 111 TAILQ_FIRST,
 112 TAILQ_NEXT,
 113 TAILQ_FOREACH,
 114 TAILQ_EMPTY,
 115 SLIST_HEAD,
 116 SLIST_ENTRY,
 117 SLIST_INIT,
 118 SLIST_INSERT_HEAD,
 119 SLIST_FIRST,
 120 SLIST_NEXT,
 121 SLIST_REMOVE_HEAD,
 122 SLIST_EMPTY],[],[],[[@%:@include <sys/queue.h>]])
 123
 124 # On some systems, some ioctl are not declared
 125 AC_CHECK_DECLS([
 126 SIOCGIFVLAN,
 127 SIOCBONDINFOQUERY,
 128 SIOCBONDSLAVEINFOQUERY],[],[],[[@%:@include <linux/sockios.h>]])
 129 AC_CHECK_MEMBERS([ifslave.slave_name, ifbond.num_slaves], [],
 130    [AC_MSG_ERROR([linux/if_bonding.h is incomplete. See README file.])],
 131    [
 132 @%:@include <arpa/inet.h>
 133 @%:@include <linux/if.h>
 134 @%:@include <linux/if_bonding.h>
 135 ])
 136
 137 # Do we have PACKET_ORIGDEV (it can be present at runtime, put it in compat.h)
 138 AC_CHECK_DECLS([PACKET_ORIGDEV],[],[],[[@%:@include <linux/if_packet.h>]])
 139
 140 # Check for ethtool stuff
 141 lldp_CHECK_HEADER_ETHTOOL
 142 AC_CHECK_DECLS([
 143 ADVERTISED_2500baseX_Full,
 144 ADVERTISED_Pause,
 145 ADVERTISED_Asym_Pause,
 146 ADVERTISED_10000baseT_Full,
 147 SPEED_10000],[],[],[[@%:@include <linux/ethtool.h>]])
 148
 149 # Check for ETHERTYPE_VLAN, put it in compat.h if not defined
 150 AC_CHECK_DECLS([ETHERTYPE_VLAN],[],[],[[@%:@include <net/ethernet.h>]])
 151
 152 # Check some stuff in linux/if_vlan.h
 153 AC_CHECK_DECLS([GET_VLAN_REALDEV_NAME_CMD,GET_VLAN_VID_CMD],[],[],
 154                [[@%:@include <linux/if_vlan.h>]])
 155
 156 AC_CACHE_SAVE
 157
 158 # Checks for typedefs, structures, and compiler characteristics.
 159 AC_TYPE_UID_T
 160 AC_C_INLINE
 161 AC_TYPE_INT16_T
 162 AC_TYPE_INT32_T
 163 AC_TYPE_PID_T
 164 AC_TYPE_SIZE_T
 165 AC_TYPE_SSIZE_T
 166 AC_TYPE_UINT16_T
 167 AC_TYPE_UINT32_T
 168 AC_TYPE_UINT8_T
 169 lldp_CHECK___PROGNAME
 170 lldp_CHECK_FD_SETSIZE
 171
 172 # Checks for library functions.
 173 AC_FUNC_CHOWN
 174 AC_FUNC_FORK
 175 AC_FUNC_MALLOC
 176 AC_FUNC_REALLOC
 177 AC_CHECK_FUNCS([ \
 178    atexit \
 179    gethostbyname \
 180    inet_ntoa memset \
 181    regcomp \
 182    select \
 183    setenv \
 184    socket \
 185    strchr \
 186    strdup \
 187    strerror \
 188    strndup \
 189    tzset \
 190    uname \
 191 ],,[AC_MSG_ERROR(Required function not found.)])
 192
 193 AC_REPLACE_FUNCS([strlcpy])
 194 AC_REPLACE_FUNCS([getifaddrs])
 195
 196 AC_CACHE_SAVE
 197
 198 ## Unit tests wich check
 199 PKG_CHECK_MODULES([CHECK], [check >= 0.9.4], [have_check=yes], [have_check=no])
 200
 201 #######################
 202 ### Options
 203
 204 # SNMP
 205 AC_ARG_WITH([snmp],
 206   AS_HELP_STRING(
 207     [--with-snmp],
 208     [Enable the use of SNMP @<:@default=no@:>@]
 209   ))
 210 if test x"$with_snmp" = x"yes"; then
 211    lldp_CHECK_SNMP
 212 fi
 213
 214 # XML
 215 AC_ARG_WITH([xml],
 216   AC_HELP_STRING(
 217     [--with-xml],
 218     [Enable XML output via libxml2 @<:@default=no@:>@]
 219   ))
 220 if test x"$with_xml" = x"yes"; then
 221    lldp_CHECK_XML2
 222 fi
 223
 224 # Libevent
 225 lldp_ARG_WITH([libevent], [Location of libevent directory, la or archive], [])
 226 lldp_CHECK_LIBEVENT([$with_libevent])
 227
 228 # Privsep settings
 229 lldp_ARG_WITH([privsep-user], [Which user to use for privilege separation], [_lldpd])
 230 lldp_ARG_WITH([privsep-group], [Which group to use for privilege separation], [_lldpd])
 231 lldp_ARG_WITH([privsep-chroot], [Which directory to use to chroot lldpd], [/var/run/lldpd])
 232
 233 # CDP/FDP/EDP/SONMP
 234 lldp_ARG_ENABLE([cdp], [Cisco Discovery Protocol], [yes])
 235 lldp_ARG_ENABLE([fdp], [Foundry Discovery Protocol], [yes])
 236 lldp_ARG_ENABLE([edp], [Extreme Discovery Protocol], [yes])
 237 lldp_ARG_ENABLE([sonmp], [SynOptics Network Management Protocol], [yes])
 238
 239 # LLDPMED/Dot1/Dot3
 240 lldp_ARG_ENABLE([lldpmed], [LLDP-MED extension], [yes])
 241 lldp_ARG_ENABLE([dot1], [Dot1 extension (VLAN stuff)], [yes])
 242 lldp_ARG_ENABLE([dot3], [Dot3 extension (PHY stuff)], [yes])
 243
 244 #######################
 245 # Output results
 246 AM_CONDITIONAL([HAVE_CHECK], [test x"$have_check" = x"yes"])
 247 AM_CONDITIONAL([USE_SNMP], [test x"$with_snmp" = x"yes"])
 248 AM_CONDITIONAL([USE_XML], [test x"$with_xml" = x"yes"])
 249 AC_OUTPUT
 250
 251 cat <<EOF
 252
 253 ------------------ Summary ------------------
 254  $PACKAGE_NAME version $PACKAGE_VERSION
 255   Prefix.........: $prefix
 256   C Compiler.....: $CC $CFLAGS $CPPFLAGS
 257   Linker.........: $LD $LDFLAGS $LIBS
 258  Optional features:
 259   SNMP support...: ${with_snmp-no}
 260   CDP............: $enable_cdp
 261   FDP............: $enable_fdp
 262   EDP............: $enable_edp
 263   SONMP..........: $enable_sonmp
 264   LLDPMED........: $enable_lldpmed
 265   DOT1...........: $enable_dot1
 266   DOT3...........: $enable_dot3
 267   XML output.....: ${with_xml-no}
 268 ---------------------------------------------
 269
 270 Check the above options and compile with:
 271  ${MAKE-make}
 272
 273 EOF