File: configure.ac

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cacti-cactid 0.8.6i-2
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AC_PREREQ(2.53)
AC_INIT(Cactid Poller, 0.8.6i, http://bugs.cacti.net)

AC_CONFIG_AUX_DIR(config)
AC_SUBST(ac_aux_dir)

AC_CANONICAL_HOST
AC_CONFIG_SRCDIR(cactid.c)
AC_PREFIX_DEFAULT(/usr/local/cactid)
AC_LANG(C)

AM_INIT_AUTOMAKE(cactid, 0.8.6i)
AM_CONFIG_HEADER(config/config.h)

# static libraries
AC_ARG_WITH(static,
  AC_HELP_STRING(
    [--with-static],
    [Build using static libraries]
  ),
  [CFLAGS="-static $CFLAGS"]
)

# mysql
AC_ARG_WITH(mysql,
  AC_HELP_STRING(
    [--with-mysql],
    [MySQL include directory [[/usr/include/mysql]]]
  ),
  [MYSQL_DIR=$withval]
)

# snmp
AC_ARG_WITH(snmp,
  AC_HELP_STRING(
    [--with-snmp],
    [SNMP include base directory [[/usr/(local/)include]]]
  ),
  [SNMP_DIR=$withval]
)

# if host_alias is empty, ac_cv_host_alias may still have the info
if test -z "$host_alias"; then
  host_alias=$ac_cv_host_alias
fi

# Platform-specific tweaks
case $host_alias in
*sparc-sun-solaris2.8)
  CPPFLAGS="$CPPFLAGS -D_POSIX_PTHREAD_SEMANTICS"
  AC_DEFINE(SOLAR_THREAD, 1, [Correct issue areund Solaris threading model]);;
*solaris*)
  CPPFLAGS="$CPPFLAGS -D_POSIX_PTHREAD_SEMANTICS";;
*freebsd*)
  LIBS="$LIBS -pthread"
  AC_DEFINE(HAVE_LIBPTHREAD, 1);;
esac

# Checks for programs.
AC_PROG_AWK
AC_PROG_CC
AC_PROG_CPP
AC_PROG_INSTALL
AC_PROG_LN_S
AC_PROG_RANLIB

AC_MSG_CHECKING([whether to enable -Wall])
AC_ARG_ENABLE(warnings,
  [--enable-warnings Enable -Wall if using gcc.],
  [if test -n "$GCC"; then
    AC_MSG_RESULT(adding -Wall to CFLAGS.)
    CFLAGS="$CFLAGS -Wall"
   fi
  ],
  AC_MSG_RESULT(no)
)

# Checks for libraries.
AC_CHECK_LIB(nsl, gethostbyname)
AC_CHECK_LIB(socket, socket)
AC_CHECK_LIB(m, floor)
AC_CHECK_LIB(pthread, pthread_exit)

# Some builds of MySQL require libz - try to detect
AC_CHECK_LIB(z, deflate)
AC_CHECK_LIB(kstat, kstat_close)
AC_CHECK_LIB(crypto, CRYPTO_realloc)

# Checks for header files.
AC_HEADER_STDC
AC_CHECK_HEADERS(sys/socket.h sys/select.h sys/wait.h sys/time.h)
AC_CHECK_HEADERS(assert.h ctype.h errno.h signal.h math.h malloc.h netdb.h)
AC_CHECK_HEADERS(signal.h stdarg.h stdio.h syslog.h)
AC_CHECK_HEADERS(netinet/in.h)

# Checks for typedefs, structures, and compiler characteristics.
AC_CHECK_TYPES([unsigned long long, long long])
AC_C_CONST
AC_TYPE_SIZE_T
AC_HEADER_TIME
AC_STRUCT_TM

# Checks for library functions.
AC_TYPE_SIGNAL
AC_CHECK_FUNCS(malloc calloc gettimeofday strerror strtoll)

# ****************** MySQL Checks ***********************

AC_DEFUN([MYSQL_LIB_CHK],
  [ str="$1/libmysqlclient.*"
    for j in `echo $str`; do
      if test -r $j; then
        MYSQL_LIB_DIR=$1
        break 2
      fi
    done 
  ]
)

# Determine MySQL installation paths
for i in $MYSQL_DIR /usr/local /usr /opt /opt/mysql /usr/pkg /usr/local/mysql; do
  test -f $i/include/mysql.h                    && MYSQL_INC_DIR=$i/include
  test -f $i/include/mysql/mysql.h              && MYSQL_INC_DIR=$i/include/mysql
  test -f $i/mysql/include/mysql.h              && MYSQL_INC_DIR=$i/mysql/include
done

if test -z "$MYSQL_INC_DIR"; then
  if test "x$MYSQL_DIR" != "x"; then
    AC_MSG_ERROR(Cannot find MySQL header files under $MYSQL_DIR)
  else
    AC_MSG_ERROR(Cannot find MySQL headers.  Use --with-mysql= to specify non-default path.)
  fi
fi

for i in $MYSQL_DIR /usr/local /usr /opt /opt/mysql /usr/pkg /usr/local/mysql; do
  MYSQL_LIB_CHK($i/lib)
  MYSQL_LIB_CHK($i/lib64)
  MYSQL_LIB_CHK($i/lib/mysql)
  MYSQL_LIB_CHK($i/lib64/mysql)
done

LDFLAGS="-L$MYSQL_LIB_DIR $LDFLAGS"
CFLAGS="-I$MYSQL_INC_DIR $CFLAGS"

AC_CHECK_LIB(mysqlclient,mysql_init, LIBS="-lmysqlclient $LIBS",
  AC_MSG_ERROR([MySQL libraries not found.])
)

AC_CHECK_LIB(mysqlclient,mysql_thread_init,[],
  AC_DEFINE(OLD_MYSQL,1,[Old MySQL version])
)

# ****************** Net-SNMP/UCD-SNMP Checks ***********************

# Determine UCD or Net-SNMP installation paths
if test "x$SNMP_DIR" != "x"; then
  for i in / /ucd-snmp /include/ucd-snmp; do
    test -f $SNMP_DIR/$i/snmp.h             && SNMP_INCDIR=$SNMP_DIR$i
  done

  for i in / /net-snmp /include/net-snmp; do
    test -f $SNMP_DIR/$i/net-snmp-config.h  && SNMP_INCDIR=$SNMP_DIR$i
  done

  # Accomodate 32-Bit Libraries
  test -f $SNMP_DIR/lib/libsnmp.a -o -f $SNMP_DIR/lib/libsnmp.so && SNMP_LIBDIR=$SNMP_DIR/lib
  test -f $SNMP_DIR/lib/libnetsnmp.a -o -f $SNMP_DIR/lib/libnetsnmp.so && SNMP_LIBDIR=$SNMP_DIR/lib

  # Accomodate 64-Bit Libraries
  test -f $SNMP_DIR/lib64/libsnmp.a -o -f $SNMP_DIR/lib64/libsnmp.so && SNMP_LIBDIR=$SNMP_DIR/lib64
  test -f $SNMP_DIR/lib64/libnetsnmp.a -o -f $SNMP_DIR/lib64/libnetsnmp.so && SNMP_LIBDIR=$SNMP_DIR/lib64
else
  for i in /usr /usr/local /usr/include /usr/pkg/include /usr/local/include /opt /opt/ucd-snmp /opt/net-snmp /opt/snmp; do
    test -f $i/snmp.h                       && SNMP_INCDIR=$i
    test -f $i/ucd-snmp/snmp.h              && SNMP_INCDIR=$i/ucd-snmp
    test -f $i/include/net-snmp/net-snmp-config.h && SNMP_INCDIR=$i/include/net-snmp
    test -f $i/net-snmp/net-snmp-config.h   && SNMP_INCDIR=$i/net-snmp
    test -f $i/net-snmp/include/net-snmp-config.h   && SNMP_INCDIR=$i/net-snmp/include
    test -f $i/snmp/snmp.h                  && SNMP_INCDIR=$i/snmp
    test -f $i/snmp/include/ucd-snmp/snmp.h && SNMP_INCDIR=$i/snmp/include/ucd-snmp
    test -f $i/snmp/include/net-snmp/net-snmp-config.h && SNMP_INCDIR=$i/snmp/include/net-snmp
  done

  # Accomodate 32-Bit Libraries
  for i in /usr /usr/local /usr/pkg /usr/snmp /opt/net-snmp /opt/ucd-snmp /opt/snmp /usr/snmp /usr/local /usr/local/snmp; do
    test -f $i/lib/libsnmp.a -o -f $i/lib/libsnmp.so && SNMP_LIBDIR=$i/lib
    test -f $i/lib/libnetsnmp.a -o -f $i/lib/libnetsnmp.so && SNMP_LIBDIR=$i/lib
  done

  # Accomodate 64-Bit Libraries
  for i in /usr /usr/local /usr/pkg /usr/snmp /opt/net-snmp /opt/ucd-snmp /opt/snmp /usr/local /usr/local/snmp; do
    test -f $i/lib64/libsnmp.a -o -f $i/lib64/libsnmp.so && SNMP_LIBDIR=$i/lib64
    test -f $i/lib64/libnetsnmp.a -o -f $i/lib64/libnetsnmp.so && SNMP_LIBDIR=$i/lib64
  done
fi

if test -z "$SNMP_INCDIR"; then
  if test "x$SNMP_DIR" != "x";then
    AC_MSG_ERROR(Cannot find SNMP header files under $SNMP_DIR)
  else
    AC_MSG_ERROR(Cannot find SNMP headers.  Use --with-snmp= to specify non-default path.)
  fi
fi

LDFLAGS="-L$SNMP_LIBDIR $LDFLAGS"
CFLAGS="-I$SNMP_INCDIR -I$SNMP_INCDIR/.. $CFLAGS"

# Net/UCD-SNMP includes v3 support and insists on crypto unless compiled --without-openssl
AC_MSG_CHECKING([if UCD-SNMP needs crypto support])
SNMP_SSL=no
AC_TRY_COMPILE([#include <ucd-snmp-config.h>], [exit(USE_OPENSSL != 1);],
  [  AC_MSG_RESULT(yes)
     SNMP_SSL=yes 
  ],
  AC_MSG_RESULT(no)
)

AC_MSG_CHECKING([if Net-SNMP needs crypto support])
AC_TRY_COMPILE([#include <net-snmp-config.h>], [exit(USE_OPENSSL != 1);],
  [  AC_MSG_RESULT(yes)
     SNMP_SSL=yes 
  ],
  AC_MSG_RESULT(no)
)

AC_CHECK_LIB(netsnmp, snmp_timeout,
  [ LIBS="-lnetsnmp $LIBS"
    AC_DEFINE(USE_NET_SNMP, 1, New Net SNMP Version)
    USE_NET_SNMP=yes ],
    [ AC_MSG_RESULT(Cannot find NET-SNMP libraries(snmp)... checking UCD-SNMP)
    USE_NET_SNMP=no ])

if test "$USE_NET_SNMP" = "no"; then
  AC_CHECK_LIB(snmp, snmp_timeout,
    LIBS="-lsnmp $LIBS",
    AC_MSG_ERROR(Cannot find UCD-SNMP libraries(snmp)))
fi

AC_OUTPUT(Makefile)