dnl 
dnl ZABBIX
dnl Copyright (C) 2000-2005 SIA Zabbix
dnl
dnl This program is free software; you can redistribute it and/or modify
dnl it under the terms of the GNU General Public License as published by
dnl the Free Software Foundation; either version 2 of the License, or
dnl (at your option) any later version.
dnl
dnl This program is distributed in the hope that it will be useful,
dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
dnl GNU General Public License for more details.
dnl
dnl You should have received a copy of the GNU General Public License
dnl along with this program; if not, write to the Free Software
dnl Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
dnl

dnl Process this file with autoconf to produce a configure script.

AC_INIT(src/zabbix_server/server.c)
AM_INIT_AUTOMAKE([zabbix],[1.5.3])

AC_MSG_NOTICE([Configuring $PACKAGE_NAME $PACKAGE_VERSION])

AC_PROG_MAKE_SET

AM_CONFIG_HEADER(include/config.h)

AC_CANONICAL_HOST

dnl Checks for programs.
AC_PROG_CC
dnl AC_PROG_RANLIB
dnl AM_PROG_LIBTOOL

dnl Checks for header files.
AC_HEADER_STDC
AC_CHECK_HEADERS(stdio.h stdlib.h string.h unistd.h netdb.h signal.h \
  syslog.h time.h errno.h sys/types.h sys/stat.h netinet/in.h \
  math.h sys/socket.h dirent.h ctype.h \
  mtent.h fcntl.h sys/param.h sys/mount.h arpa/inet.h \
  sys/vfs.h sys/pstat.h sys/sysinfo.h sys/statvfs.h \
  sys/socket.h sys/loadavg.h arpa/inet.h \
  sys/swap.h sys/vmmeter.h strings.h sys/sysctl.h vm/vm_param.h \
  sys/time.h kstat.h sys/syscall.h sys/sysmacros.h sys/procfs.h \
  stdint.h mach/host_info.h mach/mach_host.h knlist.h pwd.h sys/proc.h \
  sys/var.h resolv.h arpa/nameser.h assert.h sys/dkstat.h sys/disk.h \
  nlist.h net/if.h kvm.h linux/kernel.h getopt.h procinfo.h sys/dk.h \
  sys/resource.h pthread.h windows.h process.h conio.h sys/wait.h regex.h \
  stdarg.h winsock2.h pdh.h psapi.h sys/sem.h sys/ipc.h sys/shm.h Winldap.h \
  sys/timeb.h Winber.h lber.h ws2tcpip.h inttypes.h sys/file.h grp.h \
  net/if_mib.h sys/user.h)

dnl Checks for typedefs, structures, and compiler characteristics.
AC_C_CONST
AC_TYPE_PID_T

dnl Checks for libraries.
dnl Check for crypto moved under SNMP
dnl Why I had -lsnmp before ???
dnl AC_CHECK_LIB(snmp, main, LIBS="-lsnmp $LIBS")
dnl Required for AIX when -lsnmp is used
dnl AC_CHECK_LIB(isode, main)
AC_SEARCH_LIBS(socket, socket)
#Solaris SNMP requires this
AC_SEARCH_LIBS(kstat_open, kstat)
AC_SEARCH_LIBS(gethostbyname, nsl)
AC_SEARCH_LIBS(__res_query, resolv bind socket)
#Solaris 8 requires this. It does not have symbol __res_query.
AC_SEARCH_LIBS(res_query, resolv bind socket)
AC_CHECK_LIB(m, main)
AC_CHECK_LIB(kvm, main)
dnl AC_CHECK_LIB(pthread, main)

dnl Check for function res_query
AC_MSG_CHECKING(for function res_query)
AC_TRY_COMPILE(
[
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif /* HAVE_SYS_TYPES_H */

#ifdef HAVE_NETINET_IN_H
#include <netinet/in.h>
#endif /* HAVE_NETINET_IN_H */

#ifdef HAVE_ARPA_NAMESER_H
#include <arpa/nameser.h>
#endif /* HAVE_ARPA_NAMESER_H */

#ifdef HAVE_RESOLV_H
#include <resolv.h>
#endif /* HAVE_RESOLV_H */

#if !defined(C_IN)
#       define C_IN     ns_c_in
#endif /* C_IN */

#if !defined(T_ANY)
#       define T_SOA    ns_t_any
#endif /* T_ANY */
],
[
	char zone[1024];
	unsigned char respbuf[1024];

	if (!(_res.options & RES_INIT))
		res_init();
	res_query(zone, C_IN, T_SOA, respbuf, sizeof(respbuf));
],
AC_DEFINE(HAVE_RES_QUERY, 1 ,[Define to 1 if function 'res_query' exist.])
AC_MSG_RESULT(yes),
AC_MSG_RESULT(no))


dnl Check for union semun
AC_MSG_CHECKING(for union semun)
AC_TRY_COMPILE(
[
#include <sys/types.h>
#include <sys/ipc.h>
#include <sys/sem.h>
],
[union semun foo;],
AC_DEFINE(HAVE_SEMUN, 1 ,[Define to 1 if union 'semun' exist.])
AC_MSG_RESULT(yes),
AC_MSG_RESULT(no))

dnl Check for %ql format (FreeBSD 4.x)
dnl FreeBSD 4.x, it does not support %llu
AC_MSG_CHECKING(for long long format)
AC_RUN_IFELSE(
[
#include <sys/types.h>
int main()
{
        uint64_t i;

        sscanf("200000000010020" ,"%qu" ,&i);

        if(i == 200000000010020) return 0;
        else    return -1;
}
],
AC_DEFINE(HAVE_LONG_LONG_QU, 1 ,[Define to 1 if format '%qu' exists.])
AC_MSG_RESULT(yes),
AC_MSG_RESULT(no))

dnl Check for socklen_t
AC_MSG_CHECKING(for socklen_t)
AC_TRY_COMPILE([
#include <sys/types.h>
#include <unistd.h>
#include <sys/socket.h>
],[socklen_t s;],
AC_MSG_RESULT(yes),
[AC_DEFINE(socklen_t, int, [Define socklen_t type])
AC_MSG_RESULT(no)])

dnl Check for /proc filesystem
AC_MSG_CHECKING(for /proc filesystem)
if test -d /proc; then
	AC_MSG_RESULT(yes)
	AC_DEFINE(HAVE_PROC,1,[Define to 1 if '/proc' file system should be used.])
else
	AC_MSG_RESULT(no)
fi

dnl Check for /proc filesystem
AC_MSG_CHECKING(for file /proc/stat)
if test -r /proc/stat; then
	AC_MSG_RESULT(yes)
	AC_DEFINE(HAVE_PROC_STAT,1,[Define to 1 if file '/proc/stat' should be used.])
else
	AC_MSG_RESULT(no)
fi

dnl Check for /proc/cpuinfo filesystem
AC_MSG_CHECKING(for file /proc/cpuinfo)
if test -r /proc/cpuinfo; then
	AC_MSG_RESULT(yes)
	AC_DEFINE(HAVE_PROC_CPUINFO,1,[Define to 1 if file '/proc/cpuinfo' should be used.])
else
	AC_MSG_RESULT(no)
fi

dnl Check for file /proc/1/status
AC_MSG_CHECKING(for file /proc/1/status)
if test -r /proc/1/status; then
	AC_MSG_RESULT(yes)
	AC_DEFINE(HAVE_PROC_1_STATUS,1,[Define to 1 if file '/proc/1/status' should be used.])
else
	AC_MSG_RESULT(no)
fi

dnl Check for file /proc/0/psinfo (Solaris)
AC_MSG_CHECKING(for file /proc/0/psinfo)
if test -r /proc/0/psinfo; then
	AC_MSG_RESULT(yes)
	AC_DEFINE(HAVE_PROC_0_PSINFO,1,[Define to 1 if file '/proc/0/psinfo' should be used.])
else
	AC_MSG_RESULT(no)
fi

dnl Check for file /proc/loadavg
AC_MSG_CHECKING(for file /proc/loadavg)
if test -r /proc/loadavg; then
	AC_MSG_RESULT(yes)
	AC_DEFINE(HAVE_PROC_LOADAVG,1,[Define to 1 if file '/proc/loadavg' should be used.])
else
	AC_MSG_RESULT(no)
fi

dnl Check for file /proc/net/dev
AC_MSG_CHECKING(for file /proc/net/dev)
if test -r /proc/net/dev; then
	AC_MSG_RESULT(yes)
	AC_DEFINE(HAVE_PROC_NET_DEV,1,[Define to 1 if file /proc/net/dev' should be used.])
else
	AC_MSG_RESULT(no)
fi

dnl Check for mem_unit in struct sysinfo
AC_MSG_CHECKING(for mem_unit in struct sysinfo)
AC_TRY_COMPILE([#include <sys/sysinfo.h>],
[struct sysinfo sysinfo;
sysinfo.mem_unit=0;
],
AC_DEFINE(HAVE_SYSINFO_MEM_UNIT,1,[Define to 1 if 'sysinfo.mem_unit' exist.])
AC_MSG_RESULT(yes),
AC_MSG_RESULT(no))

dnl Check for freeswap in struct sysinfo
AC_MSG_CHECKING(for freeswap in struct sysinfo)
AC_TRY_COMPILE([#include <sys/sysinfo.h>],
[struct sysinfo sysinfo;
sysinfo.freeswap=0;
],
AC_DEFINE(HAVE_SYSINFO_FREESWAP,1,[Define to 1 if 'sysinfo.freeswap' exist.])
AC_MSG_RESULT(yes),
AC_MSG_RESULT(no))

dnl Check for function setpriority in sys/resource.h
AC_MSG_CHECKING(for function setpriority() in sys/resource.h)
AC_TRY_COMPILE(
[
#include <sys/time.h>
#include <sys/resource.h>
],
[	int i;

	i=setpriority(PRIO_PROCESS,0,5);
],
AC_DEFINE(HAVE_SYS_RESOURCE_SETPRIORITY,1,[Define to 1 if function 'setpriority' exist.])
AC_MSG_RESULT(yes),
AC_MSG_RESULT(no))

dnl Check for function sysconf in unistd.h
AC_MSG_CHECKING(for function sysconf() in unistd.h)
AC_TRY_COMPILE(
[
#include <unistd.h>
],
[	int i;

	i=sysconf(_SC_PHYS_PAGES)*sysconf(_SC_PHYS_PAGES);
	i=sysconf(_SC_AVPHYS_PAGES)*sysconf(_SC_PHYS_PAGES);
],
AC_DEFINE(HAVE_UNISTD_SYSCONF,1,[Define to 1 if function 'sysconf' exist.])
AC_MSG_RESULT(yes),
AC_MSG_RESULT(no))

dnl Check for macro __va_copy in stdarg.h
AC_MSG_CHECKING(for macro __va_copy() in stdarg.h)
AC_TRY_COMPILE(
[
#include <stdarg.h>
],
[
	va_list	src,dst;

	
	__va_copy(dst,src);
],
AC_DEFINE(HAVE___VA_COPY,1,[Define to 1 if function '__va_copy' exist.])
AC_MSG_RESULT(yes),
AC_MSG_RESULT(no))

dnl Check for vmtotal in sys/vmmeter.h
AC_MSG_CHECKING(for vmtotal in struct sys/vmmeter.h)
AC_TRY_COMPILE(
[
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif /* HAVE_SYS_TYPES_H */

#ifdef HAVE_SYS_PARAM_H
#include <sys/param.h>
#endif /* HAVE_SYS_PARAM_H */ 

#include <sys/sysctl.h>

#ifdef HAVE_VM_VM_PARAM_H
#include <vm/vm_param.h>
#endif /* HAVE_VM_VM_PARAM_H */

#ifdef HAVE_SYS_VMMETER_H
#include <sys/vmmeter.h>
#endif /* HAVE_SYS_VMMETER_H */

#ifndef NULL
#define NULL (void *)0
#endif
],
[
	int		mib[] = {CTL_VM, VM_METER};
	size_t		len;
	struct vmtotal	v;

	len = sizeof(struct vmtotal);

	sysctl(mib, 2, &v, &len, NULL, 0);
],
AC_DEFINE(HAVE_SYS_VMMETER_VMTOTAL,1,[Define to 1 if struct 'vmtotal' exist .])
AC_MSG_RESULT(yes),
AC_MSG_RESULT(no))

dnl Check for uvmexp_sysctl in uvm/uvm_extern.h
AC_MSG_CHECKING(for uvmexp_sysctl in struct uvm/uvm_extern.h)
AC_TRY_COMPILE(
[
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif /* HAVE_SYS_TYPES_H */

#ifdef HAVE_SYS_PARAM_H
#include <sys/param.h>
#endif /* HAVE_SYS_PARAM_H */ 

#include <sys/sysctl.h>

#ifdef HAVE_VM_VM_PARAM_H
#include <vm/vm_param.h>
#endif /* HAVE_VM_VM_PARAM_H */

#ifdef HAVE_SYS_VMMETER_H
#include <sys/vmmeter.h>
#endif /* HAVE_SYS_VMMETER_H */

#ifndef NULL
#define NULL (void *)0
#endif
],
[
	int			mib[] = {CTL_VM, VM_UVMEXP2};
	size_t			len;
	struct uvmexp_sysctl	v;

	len = sizeof(struct uvmexp_sysctl);

	sysctl(mib, 2, &v, &len, NULL, 0);
],
AC_DEFINE(HAVE_UVM_UVMEXP2,1,[Define to 1 if struct 'uvmexp_sysctl' exist .])
AC_MSG_RESULT(yes),
AC_MSG_RESULT(no))

dnl Check for uvmexp in uvm/uvm_extern.h
AC_MSG_CHECKING(for uvmexp in struct uvm/uvm_extern.h)
AC_TRY_COMPILE(
[
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif /* HAVE_SYS_TYPES_H */

#ifdef HAVE_SYS_PARAM_H
#include <sys/param.h>
#endif /* HAVE_SYS_PARAM_H */ 

#include <sys/sysctl.h>

#ifdef HAVE_VM_VM_PARAM_H
#include <vm/vm_param.h>
#endif /* HAVE_VM_VM_PARAM_H */

#ifdef HAVE_SYS_VMMETER_H
#include <sys/vmmeter.h>
#endif /* HAVE_SYS_VMMETER_H */

#ifndef NULL
#define NULL (void *)0
#endif
],
[
	int		mib[] = {CTL_VM, VM_UVMEXP};
	size_t		len;
	struct uvmexp	v;

	len = sizeof(struct uvmexp);

	sysctl(mib, 2, &v, &len, NULL, 0);
],
AC_DEFINE(HAVE_UVM_UVMEXP,1,[Define to 1 if struct 'uvmexp' exist .])
AC_MSG_RESULT(yes),
AC_MSG_RESULT(no))

dnl Check for struct swaptable in sys/swap.h
AC_MSG_CHECKING(for struct swaptable in sys/swap.h)
AC_TRY_COMPILE(
[
#include <stdlib.h>
#include <sys/types.h>
#include <sys/syscall.h>
#include <sys/swap.h>

#ifndef NULL
#define NULL (void *)0
#endif
],
[
    register int cnt, i;
    register int t, f;
    struct swaptable *swt;
    struct swapent *ste;
    static char path[256];

    /* get total number of swap entries */
    cnt = swapctl(SC_GETNSWP, 0);

    /* allocate enough space to hold count + n swapents */
    swt = (struct swaptable *)malloc(sizeof(int) +
             cnt * sizeof(struct swapent));
    if (swt == NULL)
    {
  return;
    }
    swt->swt_n = cnt;

    /* fill in ste_path pointers: we don't care about the paths, so we
point
       them all to the same buffer */
    ste = &(swt->swt_ent[0]);
    i = cnt;
    while (--i >= 0)
    {
  ste++->ste_path = path;
    }

    /* grab all swap info */
    swapctl(SC_LIST, swt);

    /* walk thru the structs and sum up the fields */
    t = f = 0;
    ste = &(swt->swt_ent[0]);
    i = cnt;
    while (--i >= 0)
    {
  /* dont count slots being deleted */
  if (!(ste->ste_flags & ST_INDEL) &&
      !(ste->ste_flags & ST_DOINGDEL))
  {
      t += ste->ste_pages;
      f += ste->ste_free;
  } ste++;
    }

    /* fill in the results */
    free(swt);

],
AC_DEFINE(HAVE_SYS_SWAP_SWAPTABLE,1,[Define to 1 if struct 'swaptable' exist.])
AC_MSG_RESULT(yes),
AC_MSG_RESULT(no))

dnl Check for totalswap in struct sysinfo
AC_MSG_CHECKING(for totalswap in struct sysinfo)
AC_TRY_COMPILE([#include <sys/sysinfo.h>],
[struct sysinfo sysinfo;
sysinfo.totalswap=0;
],
AC_DEFINE(HAVE_SYSINFO_TOTALSWAP,1,[Define to 1 if 'sysinfo.totalswap' exist.])
AC_MSG_RESULT(yes),
AC_MSG_RESULT(no))

dnl Check for function sysctl (KERN_BOOTTIME)
AC_MSG_CHECKING(for function sysctl (KERN_BOOTTIME))
AC_TRY_COMPILE(
[
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif /* HAVE_SYS_TYPES_H */

#ifdef HAVE_SYS_PARAM_H
#include <sys/param.h>
#endif /* HAVE_SYS_PARAM_H */ 

#include <sys/sysctl.h>
#include <unistd.h>
#include <time.h>
#include <sys/time.h>
],
[
	size_t		len;
	struct timeval	uptime;
        int		mib[2];

        mib[0] = CTL_KERN;
        mib[1] = KERN_BOOTTIME;

        len = sizeof(uptime);
        sysctl(mib, 2, &uptime, &len, 0, 0);
],
AC_DEFINE(HAVE_FUNCTION_SYSCTL_KERN_BOOTTIME,1,[Define to 1 if 'KERN_BOOTTIME' exist.])
AC_MSG_RESULT(yes),
AC_MSG_RESULT(no))

dnl Check for function sysctl (HW_NCPU)
AC_MSG_CHECKING(for function sysctl (HW_NCPU))
AC_TRY_COMPILE(
[
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif /* HAVE_SYS_TYPES_H */

#ifdef HAVE_SYS_PARAM_H
#include <sys/param.h>
#endif /* HAVE_SYS_PARAM_H */ 

#include <sys/sysctl.h>
],
[
	size_t	len;
	int	mib[2], ncpu;

	mib[0] = CTL_HW;
	mib[1] = HW_NCPU;

	len = sizeof(ncpu);
	sysctl(mib, 2, &ncpu, &len, 0, 0);
],
AC_DEFINE(HAVE_FUNCTION_SYSCTL_HW_NCPU,1,[Define to 1 if 'HW_NCPU' exist.])
AC_MSG_RESULT(yes),
AC_MSG_RESULT(no))

dnl Check for function sysctlbyname()
AC_MSG_CHECKING(for function sysctlbyname())
AC_TRY_LINK(
[
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif /* HAVE_SYS_TYPES_H */

#include <sys/sysctl.h>
],
[
	sysctlbyname("", 0, 0, 0, 0);
],
AC_DEFINE(HAVE_FUNCTION_SYSCTLBYNAME,1,[Define to 1 if 'sysctlbyname' exist.])
AC_MSG_RESULT(yes),
AC_MSG_RESULT(no))

dnl Check for function sysctl (KERN_MAXFILES)
AC_MSG_CHECKING(for function sysctl (KERN_MAXFILES))
AC_TRY_COMPILE(
[
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif /* HAVE_SYS_TYPES_H */

#ifdef HAVE_SYS_PARAM_H
#include <sys/param.h>
#endif /* HAVE_SYS_PARAM_H */ 

#include <sys/sysctl.h>
],
[
	size_t	len;
        int	mib[2], maxfiles;

        mib[0] = CTL_KERN;
        mib[1] = KERN_MAXFILES;

        len = sizeof(maxfiles);
        sysctl(mib, 2, &maxfiles, &len, 0, 0);
],
AC_DEFINE(HAVE_FUNCTION_SYSCTL_KERN_MAXFILES,1,[Define to 1 if 'KERN_MAXFILES' exist.])
AC_MSG_RESULT(yes),
AC_MSG_RESULT(no))

dnl Check for function sysctl (KENR_MAXPROC)
AC_MSG_CHECKING(for function sysctl (KERN_MAXPROC))
AC_TRY_COMPILE(
[
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif /* HAVE_SYS_TYPES_H */

#ifdef HAVE_SYS_PARAM_H
#include <sys/param.h>
#endif /* HAVE_SYS_PARAM_H */ 

#include <sys/sysctl.h>
],
[
	size_t	len;
	int	mib[2], maxproc;

        mib[0] = CTL_KERN;
        mib[1] = KERN_MAXPROC;

        len = sizeof(maxproc);
        sysctl(mib, 2, &maxproc, &len, 0, 0);
],
AC_DEFINE(HAVE_FUNCTION_SYSCTL_KERN_MAXPROC,1,[Define to 1 if 'KERN_MAXPROC' exist.])
AC_MSG_RESULT(yes),
AC_MSG_RESULT(no))

dnl Check for function initgroups()
AC_MSG_CHECKING(for function initgroups())
AC_TRY_LINK(
[
	#include <sys/types.h>
	#include <grp.h>
],
[
	char	*user = "zabbix";
	initgroups(user, 0);
],
AC_DEFINE(HAVE_FUNCTION_INITGROUPS,1,[Define to 1 if function 'initgroups' exists.])
AC_MSG_RESULT(yes),
AC_MSG_RESULT(no))

dnl Check for function seteuid()
AC_MSG_CHECKING(for function seteuid())
AC_TRY_LINK(
[
	#include <sys/types.h>
	#include <unistd.h>
],
[
	seteuid(0);
	setegid(0);
],
AC_DEFINE(HAVE_FUNCTION_SETEUID,1,[Define to 1 if function 'seteuid' and 'setegid' exist.])
AC_MSG_RESULT(yes),
AC_MSG_RESULT(no))

dnl Check for function setproctitle()
AC_MSG_CHECKING(for function setproctitle())
AC_TRY_LINK(
[
	#include <sys/types.h>
	#include <unistd.h>
],
[
	setproctitle("Test %d", 1);
],
AC_DEFINE(HAVE_FUNCTION_SETPROCTITLE,1,[Define to 1 if function 'setproctitle' exist.])
AC_MSG_RESULT(yes),
AC_MSG_RESULT(no))

dnl Check for totalram in struct sysinfo
AC_MSG_CHECKING(for totalram in struct sysinfo)
AC_TRY_COMPILE([#include <sys/sysinfo.h>],
[struct sysinfo sysinfo;
sysinfo.totalram=0;
],
AC_DEFINE(HAVE_SYSINFO_TOTALRAM,1,[Define to 1 if 'sysinfo.totalram' exist.])
AC_MSG_RESULT(yes),
AC_MSG_RESULT(no))

dnl Check for __VA_ARGS__
AC_MSG_CHECKING(for __VA_ARGS__)
AC_TRY_COMPILE(
[
#define ZBX_CONST_STRING(str)   str
int test(const char *fmt, ...) { return 0; }
],
[
#define TEST(fmt, ...) test(ZBX_CONST_STRING(fmt), ##__VA_ARGS__)
TEST("%s","test");
TEST("test");
],
AC_DEFINE(HAVE___VA_ARGS__, 1 ,[Define to 1 if __VA_ARGS__ available.])
AC_MSG_RESULT(yes),
AC_MSG_RESULT(no))
dnl Check for sharedram in struct sysinfo
AC_MSG_CHECKING(for sharedram in struct sysinfo)
AC_TRY_COMPILE([#include <sys/sysinfo.h>],
[struct sysinfo sysinfo;
sysinfo.sharedram=0;
],
AC_DEFINE(HAVE_SYSINFO_SHAREDRAM,1,[Define to 1 if 'sysinfo.sharedram' exist.])
AC_MSG_RESULT(yes),
AC_MSG_RESULT(no))

dnl Check for bufferram in struct sysinfo
AC_MSG_CHECKING(for bufferram in struct sysinfo)
AC_TRY_COMPILE([#include <sys/sysinfo.h>],
[struct sysinfo sysinfo;
sysinfo.bufferram=0;
],
AC_DEFINE(HAVE_SYSINFO_BUFFERRAM,1,[Define to 1 if 'sysinfo.bufferram' exist.])
AC_MSG_RESULT(yes),
AC_MSG_RESULT(no))

dnl Check for freeram in struct sysinfo
AC_MSG_CHECKING(for freeram in struct sysinfo)
AC_TRY_COMPILE([#include <sys/sysinfo.h>],
[struct sysinfo sysinfo;
sysinfo.freeram=0;
],
AC_DEFINE(HAVE_SYSINFO_FREERAM,1,[Define to 1 if 'sysinfo.freeram' exist.])
AC_MSG_RESULT(yes),
AC_MSG_RESULT(no))

dnl Check for uptime in struct sysinfo
AC_MSG_CHECKING(for uptime in struct sysinfo)
AC_TRY_COMPILE([#include <sys/sysinfo.h>],
[struct sysinfo sysinfo;
sysinfo.uptime=0;
],
AC_DEFINE(HAVE_SYSINFO_UPTIME,1,[Define to 1 if 'sysinfo.uptime' exist.])
AC_MSG_RESULT(yes),
AC_MSG_RESULT(no))

dnl Check for procs in struct sysinfo
AC_MSG_CHECKING(for procs in struct sysinfo)
AC_TRY_COMPILE([#include <sys/sysinfo.h>],
[struct sysinfo sysinfo;
sysinfo.procs=0;
],
AC_DEFINE(HAVE_SYSINFO_PROCS,1,[Define to 1 if 'sysinfo.procs' exist.])
AC_MSG_RESULT(yes),
AC_MSG_RESULT(no))

dnl Checks for library functions.
AC_TYPE_SIGNAL
#AC_FUNC_GETLOADAVG
AC_REPLACE_FUNCS(getloadavg)
AC_CHECK_FUNCS(socket strtod)
AC_CHECK_FUNCS(snprintf)
AC_CHECK_FUNCS(vasprintf)
AC_CHECK_FUNCS(asprintf)
AC_CHECK_FUNCS(vsnprintf)
AC_CHECK_FUNCS(hstrerror)
AC_CHECK_FUNCS(atoll)
AC_CHECK_FUNCS(getopt_long)

dnl Check if we want to compile everything with static
AC_ARG_ENABLE(static,[  --enable-static         Build statically linked binaries],
[ LDFLAGS="${LDFLAGS} -static";
 enable_static=yes])

AC_ARG_ENABLE(server,[  --enable-server         Turn on build of server],
[case "${enableval}" in
  yes) server=yes ;;
  no)  server=no ;;
  *) AC_MSG_ERROR([bad value ${enableval} for --enable-server]) ;;
esac],
[server=no])
AM_CONDITIONAL(SERVER, test x$server = xyes)

AC_ARG_ENABLE(proxy,[  --enable-proxy          Turn on build of proxy server],
[case "${enableval}" in
  yes) proxy=yes ;;
  no)  proxy=no ;;
  *) AC_MSG_ERROR([bad value ${enableval} for --enable-proxy]) ;;
esac],
[proxy=no])
AM_CONDITIONAL(PROXY, test x$proxy = xyes)

AC_ARG_ENABLE(agent,[  --enable-agent          Turn on build of agent],
[case "${enableval}" in
  yes) agent=yes ;;
  no)  agent=no ;;
  *) AC_MSG_ERROR([bad value ${enableval} for --enable-agent]) ;;
esac],
[agent=no])
AM_CONDITIONAL(AGENT, test x$agent = xyes)

AC_ARG_ENABLE(ipv6,[  --enable-ipv6           Turn on support of IPv6],
[case "${enableval}" in
  yes) ipv6=yes ;;
  no)  ipv6=no ;;
  *) AC_MSG_ERROR([bad value ${enableval} for --enable-ipv6]) ;;
esac],
[ipv6=no])

have_db="no"
have_odbc="no"
have_web_monitoring="no"
have_jabber="no"
have_snmp="no"
have_ipv6="no"

if test "$ipv6" = "yes"; then
	AC_DEFINE(HAVE_IPV6,1,[Define to 1 if IPv6 should be enabled.])
	have_ipv6="yes"
fi

if test "$server" = "yes" || test "$proxy" = "yes"; then

	dnl Checking for Oracle support
	LIBSQLORA8_CHECK_CONFIG()
	if test "x$want_sqlora8" = "xyes"; then
		if test "x$have_db" != "xno"; then
			AC_MSG_ERROR([You can configure for only one database.])
		fi

		if test "x$found_sqlora8" = "xyes"; then
			have_db="Oracle"

			ORACLE_CPPFLAGS="$SQLORA8_CPPFLAGS"
			ORACLE_LDFLAGS="$SQLORA8_LDFLAGS"

			AC_SUBST(ORACLE_CPPFLAGS)
			AC_SUBST(ORACLE_LDFLAGS)

			AC_DEFINE(HAVE_ORACLE,1,[Define to 1 if Oracle should be enabled.])
		else
			AC_MSG_ERROR([Not found Sqlora8 library])
		fi
	fi

	dnl Checking for SQLite3 support
	AX_LIB_SQLITE3()
	if test "x$WANT_SQLITE3" = "xyes"; then
		if test "x$have_db" != "xno"; then
			AC_MSG_ERROR([You can configure for only one database.])
		fi

		if test "x$found_sqlite3" = "xyes"; then
			have_db="SQLite v3.x"
		else
			AC_MSG_ERROR([Not found SQLite3 library])
		fi
	fi

	dnl Checking for MySQL support
	AX_LIB_MYSQL()
	if test "x$want_mysql" = "xyes"; then
		if test "x$have_db" != "xno"; then
			AC_MSG_ERROR([You can configure for only one database.])
		fi

		if test "x$found_mysql" = "xyes"; then
			have_db="MySQL"
		else
			AC_MSG_ERROR([Not found MySQL library])
		fi
	fi

	dnl Checking for PostgreSQL support
	AX_LIB_POSTGRESQL()
	if test "x$want_postgresql" = "xyes"; then
		if test "x$have_db" != "xno"; then
			AC_MSG_ERROR([You can configure for only one database.])
		fi

		if test "x$found_postgresql" = "xyes"; then

			have_db="PostgreSQL"
			
			dnl To avoid linking of crypt with the agent
			dnl It seems PostgreSQL does not require this
			dnl AC_CHECK_FUNC(crypt, , AC_CHECK_LIB(crypt, crypt,  POSTGRESQL_LDFLAGS="-lcrypt $POSTGRESQL_LDFLAGS"))
		else
			AC_MSG_ERROR([Not found PostgreSQL library])
		fi
	fi

	AC_MSG_CHECKING(for ZABBIX server database selection)
	if test "x$have_db" = "xno"; then
		AC_MSG_RESULT(error)
		AC_MSG_ERROR([No database selected for ZABBIX server. Use --with-mysql or --with-oracle or --with-pgsql or --with-sqlite3.])
	else
		AC_MSG_RESULT(ok)
	fi

	DB_CPPFLAGS="$ORACLE_CPPFLAGS $SQLITE3_CPPFLAGS $MYSQL_CFLAGS $POSTGRESQL_CPPFLAGS"
	DB_LDFLAGS="$ORACLE_LDFLAGS $SQLITE3_LDFLAGS $MYSQL_LDFLAGS $POSTGRESQL_LDFLAGS"
	DB_LIBS="$ORACLE_LIBS $SQLITE3_LIBS $MYSQL_LIBS $POSTGRESQL_LIBS"

	AC_SUBST(DB_CPPFLAGS)
	AC_SUBST(DB_LDFLAGS)
	AC_SUBST(DB_LIBS)

	CFLAGS="${CFLAGS} ${DB_CPPFLAGS}"
	SERVER_LDFLAGS="${SERVER_LDFLAGS} ${DB_LDFLAGS}"
	SERVER_LIBS="${SERVER_LIBS} ${DB_LIBS}"
	
	PROXY_LDFLAGS="${PROXY_LDFLAGS} ${DB_LDFLAGS}"
	PROXY_LIBS="${PROXY_LIBS} ${DB_LIBS}"
	
	dnl Checking for Jabber libraries
	JABBER_CHECK_CONFIG()
	if test "x$want_jabber" = "xyes"; then
		if test "x$found_jabber" != "xyes"; then
			AC_MSG_ERROR([Not found Jabber library])
		else
			have_jabber="yes"
		fi
	fi
	CFLAGS="${CFLAGS} ${JABBER_CPPFLAGS}"
	SERVER_LDFLAGS="${SERVER_LDFLAGS} ${JABBER_LDFLAGS}"
	SERVER_LIBS="${SERVER_LIBS} ${JABBER_LIBS}"

	PROXY_LDFLAGS="${PROXY_LDFLAGS}"
	PROXY_LIBS="${PROXY_LIBS}"

	dnl Check for libCurl [default - yes]
	LIBCURL_CHECK_CONFIG(, [7.13.1], [],[])
	if test "x$want_curl" = "xyes"; then
		if test "x$found_curl" != "xyes"; then
			AC_MSG_ERROR([Not found Curl library])
		fi
	fi
	if test "x$found_curl" = "xyes"; then
		have_web_monitoring="cURL"
	fi

	CFLAGS="${CFLAGS} ${LIBCURL_CPPFLAGS}"
	SERVER_LDFLAGS="${SERVER_LDFLAGS} ${LIBCURL_LDFLAGS}"
	SERVER_LIBS="${SERVER_LIBS} ${LIBCURL_LIBS}"

	PROXY_LDFLAGS="${PROXY_LDFLAGS} ${LIBCURL_LDFLAGS}"
	PROXY_LIBS="${PROXY_LIBS} ${LIBCURL_LIBS}"

	have_odbc="no"

	dnl Checking for iODBC support
	LIBIODBC_CHECK_CONFIG([no])
	if test "x$want_iodbc" = "xyes"; then
		if test "x$found_iodbc" = "xyes"; then
			have_odbc="iODBC"
		else
			AC_MSG_ERROR([Not found iODBC library])
		fi
	fi

	dnl Checking for unixODBC support
	LIBUNIXODBC_CHECK_CONFIG([no])
	if test "x$want_unixodbc" = "xyes"; then
		if test "x$have_odbc" != "xno"; then
			AC_MSG_ERROR([You can configure for only one ODBC griver.])
		fi

		if test "x$found_unixodbc" = "xyes"; then
			have_odbc="unixODBC"
		else
			AC_MSG_ERROR([Not found unixODBC library])
		fi
	fi

	if test x$have_odbc != xno; then

		ODBC_CFLAGS="${IODBC_CFLAGS} ${UNIXODBC_CFLAGS}"
		ODBC_LDFLAGS="${IODBC_LDFLAGS} ${UNIXODBC_LDFLAGS}"
		ODBC_LIBS="${IODBC_LIBS} ${UNIXODBC_LIBS}"

		AC_SUBST(ODBC_CFLAGS)
		AC_SUBST(ODBC_LDFLAGS)
		AC_SUBST(ODBC_LIBS)

		AC_DEFINE(HAVE_ODBC,1,[Define to 1 if ODBC Driver Manager should be used.])

		CFLAGS="${CFLAGS} ${ODBC_CFLAGS}"
		SERVER_LDFLAGS="${SERVER_LDFLAGS} ${ODBC_LDFLAGS}"
		SERVER_LIBS="${SERVER_LIBS} ${ODBC_LIBS}"

		PROXY_LDFLAGS="${PROXY_LDFLAGS} ${ODBC_LDFLAGS}"
		PROXY_LIBS="${PROXY_LIBS} ${ODBC_LIBS}"

	fi

	dnl Check for NET-SNMP [by default - skip]
	LIBNETSNMP_CHECK_CONFIG([no])
	if test "x$want_netsnmp" = "xyes"; then
		if test "x$found_netsnmp" != "xyes"; then
			AC_MSG_ERROR([Invalid NET-SNMP directory - unable to find net-snmp-config])
		else
			have_snmp="net-snmp"
		fi
	fi
	CFLAGS="${CFLAGS} ${SNMP_CFLAGS}"
	SERVER_LDFLAGS="${SERVER_LDFLAGS} ${SNMP_LDFLAGS}"
	SERVER_LIBS="${SERVER_LIBS} ${SNMP_LIBS}"

	PROXY_LDFLAGS="${PROXY_LDFLAGS} ${SNMP_LDFLAGS}"
	PROXY_LIBS="${PROXY_LIBS} ${SNMP_LIBS}"

	dnl Check for UCD-SNMP [by default - skip]
	LIBSNMP_CHECK_CONFIG([no])
	if test "x$want_snmp" = "xyes"; then
		if test "x$found_snmp" != "xyes"; then
			AC_MSG_ERROR([Invalid UCD-SNMP directory - unable to find ucd-snmp-config.h])
		else
			have_snmp="ucd-snmp"
		fi

		if test  "x$found_netsnmp" = "xyes"; then
			AC_MSG_ERROR([You can configure for only one SNMP library.])
		fi
	fi
	CFLAGS="${CFLAGS} ${SNMP_CPPFLAGS}"
	SERVER_LDFLAGS="${SERVER_LDFLAGS} ${SNMP_LDFLAGS}"

	PROXY_LDFLAGS="${PROXY_LDFLAGS} ${SNMP_LDFLAGS}"

	AC_SUBST(SERVER_LDFLAGS)
	AC_SUBST(SERVER_LIBS)

	AC_SUBST(PROXY_LDFLAGS)
	AC_SUBST(PROXY_LIBS)

fi

AM_CONDITIONAL(JABBER,  test "x$found_jabber" = "xyes")
AM_CONDITIONAL(WITH_ODBC, test "x$have_odbc" != "xno")

found_ldap="no"
dnl Check for libLDAP [by default - skip]
LIBLDAP_CHECK_CONFIG([no])
if test "x$want_ldap" = "xyes"; then
	if test "x$found_ldap" != "xyes"; then
		AC_MSG_ERROR([Invalid LDAP directory - unable to find ldap.h "${found_ldap}"])
	fi
fi
CFLAGS="${CFLAGS} ${LDAP_CPPFLAGS}"
LDFLAGS="${LDFLAGS} ${LDAP_LDFLAGS}"

RANLIB="ranlib"
AC_SUBST(RANLIB)

dnl AC_CONFIG_HEADER(include/config.h)

AC_MSG_CHECKING(for architecture)

# Cheks for host_os 
case "$host_os" in
linux*)
	ARCH="linux"

	AC_MSG_RESULT([ok (${host_os})])

	# Ok, this is linux. Check the kernel version
	AC_MSG_CHECKING([for the kernel version])

        kernel=`uname -r`

        case "${kernel}" in
             2.6.*) 
        	    AC_MSG_RESULT([2.6 family (${kernel})])
        	    AC_DEFINE([KERNEL_2_6], 1, [Define to 1 if you're using Linux 2.6.x])
        	    ;;

             2.4.*) 
        	    AC_MSG_RESULT([2.4 family (${kernel})])
        	    AC_DEFINE([KERNEL_2_4], 1, [Define to 1 if you're using Linux 2.4.x])
        	    ;;
        esac
;;
aix*)
	ARCH="aix"

	AC_MSG_RESULT([ok (${host_os})])
;;
darwin*|rhapsody*)
	ARCH="osx"

	AC_MSG_RESULT([ok (${host_os})])
;;
*solaris*)
	ARCH="solaris"

	AC_MSG_RESULT([ok (${host_os})])
;;
hpux*)
	ARCH="hpux"

	AC_MSG_RESULT([ok (${host_os})])
;;
freebsd*)
	ARCH="freebsd"

	AC_MSG_RESULT([ok (${host_os})])
;;
netbsd*)
	ARCH="netbsd"

	AC_MSG_RESULT([ok (${host_os})])
;;
osf*)
	ARCH="osf"

	AC_MSG_RESULT([ok (${host_os})])
;;
openbsd*)
	ARCH="openbsd"

	AC_MSG_RESULT([ok (${host_os})])
;;
*)
	ARCH="unknown"

	AC_MSG_RESULT([ok (${host_os})])
dnl	AC_MSG_ERROR(${host_os} not supported)
;;
esac
	AC_DEFINE_UNQUOTED([ARCH], "${ARCH}", [Define to os name for code  managing])

AC_SUBST(ARCH)

AC_OUTPUT([
	Makefile
	create/Makefile
	misc/Makefile
	src/Makefile
	src/libs/Makefile
	src/libs/zbxlog/Makefile
	src/libs/zbxcrypto/Makefile
	src/libs/zbxconf/Makefile
	src/libs/zbxdbcache/Makefile
	src/libs/zbxdbhigh/Makefile
	src/libs/zbxemail/Makefile
	src/libs/zbxsysinfo/Makefile
	src/libs/zbxsms/Makefile
	src/libs/zbxjabber/Makefile
	src/libs/zbxcommon/Makefile
	src/libs/zbxsysinfo/common/Makefile
	src/libs/zbxsysinfo/simple/Makefile
	src/libs/zbxsysinfo/linux/Makefile
	src/libs/zbxsysinfo/aix/Makefile
	src/libs/zbxsysinfo/freebsd/Makefile
	src/libs/zbxsysinfo/hpux/Makefile
	src/libs/zbxsysinfo/openbsd/Makefile
	src/libs/zbxsysinfo/osx/Makefile
	src/libs/zbxsysinfo/solaris/Makefile
	src/libs/zbxsysinfo/osf/Makefile
	src/libs/zbxsysinfo/netbsd/Makefile
	src/libs/zbxsysinfo/unknown/Makefile
	src/libs/zbxnix/Makefile
	src/libs/zbxplugin/Makefile
	src/libs/zbxsys/Makefile
	src/libs/zbxcomms/Makefile
	src/libs/zbxdb/Makefile
	src/libs/zbxjson/Makefile
	src/libs/zbxserver/Makefile
	src/libs/zbxicmpping/Makefile
	src/zabbix_agent/Makefile
	src/zabbix_get/Makefile
	src/zabbix_sender/Makefile
	src/zabbix_server/Makefile
	src/zabbix_server/alerter/Makefile
	src/zabbix_server/dbsyncer/Makefile
	src/zabbix_server/discoverer/Makefile
	src/zabbix_server/housekeeper/Makefile
	src/zabbix_server/httppoller/Makefile
	src/zabbix_server/nodewatcher/Makefile
	src/zabbix_server/pinger/Makefile
	src/zabbix_server/poller/Makefile
	src/zabbix_server/timer/Makefile
	src/zabbix_server/trapper/Makefile
	src/zabbix_server/utils/Makefile
	src/zabbix_server/watchdog/Makefile
	src/zabbix_server/escalator/Makefile
	src/zabbix_proxy/Makefile
	src/zabbix_proxy/heart/Makefile
	src/zabbix_proxy/housekeeper/Makefile
	src/zabbix_proxy/proxyconfig/Makefile
	src/zabbix_proxy/datasender/Makefile
	upgrades/Makefile
	])

echo "

Configuration:

  Detected OS:           ${host_os}
  Install path:          ${prefix}
  Compilation arch:      ${ARCH}

  Compiler:              ${CC}
  Compiler flags:        ${CFLAGS}

  Enable server:         ${server}"

if test "x$server" != "xno"; then

echo "  With database:         ${have_db}
  WEB Monitoring via:    ${have_web_monitoring}
  Native Jabber:         ${have_jabber}
  SNMP:                  ${have_snmp}
  Linker flags:          ${LDFLAGS} ${SERVER_LDFLAGS}
  Libraries:             ${LIBS} ${SERVER_LIBS}"

fi

echo "
  Enable proxy:          ${proxy}"

if test "x$proxy" != "xno"; then

echo "  With database:         ${have_db}
  WEB Monitoring via:    ${have_web_monitoring}
  SNMP:                  ${have_snmp}
  Linker flags:          ${LDFLAGS} ${PROXY_LDFLAGS}
  Libraries:             ${LIBS} ${PROXY_LIBS}"

fi

echo "
  Enable agent:          ${agent}"

if test "x$agent" != "xno"; then

echo "  Linker flags:          ${LDFLAGS}
  Libraries:             ${LIBS}"

fi

echo "
  LDAP support:          ${found_ldap}
  IPv6 support:          ${have_ipv6}"

echo
echo "***********************************************************"
echo "*            Now run '${am_make} install'                       *"
echo "*                                                         *"
echo "*            Thank you for using ZABBIX!                  *"
echo "*              <http://www.zabbix.com>                    *"
echo "***********************************************************"
echo