configure.ac

   1 # -*- Autoconf -*-
   2 # Process this file with autoconf to produce a configure script.
   3 AC_PREREQ(2.59)
   4
   5 AC_INIT([can-utils], [trunk], [linux-can@vger.kernel.org])
   6 AC_CONFIG_SRCDIR([lib.c])
   7 AC_CONFIG_MACRO_DIR([config/m4])
   8 AC_CONFIG_AUX_DIR([config/autoconf])
   9 AC_CANONICAL_BUILD
  10 AC_CANONICAL_HOST
  11
  12 #AM_MAINTAINER_MODE
  13
  14 CFLAGS="${CFLAGS} -Wall"
  15
  16 #
  17 # Checks for programs.
  18 #
  19 AC_PROG_CC
  20 #AM_MISSING_PROG(PERL, perl, $missing_dir)
  21 # libtool, old:
  22 AC_LIBTOOL_WIN32_DLL
  23 #AC_LIBTOOL_TAGS([])
  24 AC_PROG_LIBTOOL
  25 # libtool, new:
  26 # LT_INIT(win32-dll)
  27
  28 AM_INIT_AUTOMAKE([foreign no-exeext dist-bzip2])
  29 m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes]]))
  30
  31 #
  32 # Checks for header files.
  33 #
  34 AC_CHECK_HEADERS([ \
  35         fcntl.h \
  36         limits.h \
  37         locale.h \
  38         stdint.h \
  39         stdlib.h \
  40         string.h \
  41         syslog.h \
  42         termios.h \
  43         unistd.h \
  44         \
  45         netinet/in.h \
  46         \
  47         sys/ioctl.h \
  48         sys/socket.h \
  49         sys/time.h \
  50 ])
  51
  52
  53 #
  54 # Checks for typedefs, structures, and compiler characteristics.
  55 #
  56 AC_C_INLINE
  57 AC_SYS_LARGEFILE
  58 AC_TYPE_OFF_T
  59 AC_TYPE_PID_T
  60 AC_TYPE_UINT64_T
  61
  62
  63 #
  64 # Checks for library functions.
  65 #
  66 AC_FUNC_FORK
  67 AC_FUNC_MKTIME
  68 AC_CHECK_FUNCS([ \
  69         alarm \
  70         gettimeofday \
  71         localtime_r \
  72         memset \
  73         select \
  74         setlocale \
  75         socket \
  76         strchr \
  77         strerror \
  78         strstr \
  79         strtoul \
  80 ])
  81
  82
  83 AC_CHECK_DECL(SO_RXQ_OVFL,,
  84     [AC_DEFINE([SO_RXQ_OVFL], [40], [SO_RXQ_OVFL])]
  85 )
  86 AC_CHECK_DECL(PF_CAN,,
  87     [AC_DEFINE([PF_CAN], [29], [PF_CAN])]
  88 )
  89 AC_CHECK_DECL(AF_CAN,,
  90     [AC_DEFINE([AF_CAN], [PF_CAN], [AF_CAN])]
  91 )
  92
  93
  94 #
  95 # Debugging
  96 #
  97 AC_MSG_CHECKING([whether to enable debugging])
  98 AC_ARG_ENABLE(debug,
  99     AS_HELP_STRING([--enable-debug], [enable debugging [[default=no]]]),
 100         [case "$enableval" in
 101         (y | yes) CONFIG_DEBUG=yes ;;
 102         (*) CONFIG_DEBUG=no ;;
 103     esac],
 104     [CONFIG_DEBUG=no])
 105 AC_MSG_RESULT([${CONFIG_DEBUG}])
 106 if test "${CONFIG_DEBUG}" = "yes"; then
 107     CFLAGS="${CFLAGS} -Wsign-compare -Wfloat-equal -Wformat-security -g -O1"
 108     AC_DEFINE(DEBUG, 1, [debugging])
 109 else
 110     CFLAGS="${CFLAGS} -O2"
 111 fi
 112
 113
 114 AC_CONFIG_FILES([
 115         GNUmakefile
 116         ])
 117 AC_OUTPUT