dnl Process this file with autoconf to produce a configure script.
AC_INIT(libmysql.c)

dnl Checks for programs.
AC_PROG_AWK
AC_PROG_YACC
AC_PROG_CC
AC_PROG_INSTALL
AC_PROG_LN_S
AC_PROG_RANLIB

dnl Checks for libraries.
AC_ARG_WITH(mysql,--with-mysql=DIR          Where to look for mysql libraries/includes, \
MYSQL_DIR="${withval}", MYSQL_DIR="/usr/local/mysql")



dnl Checks for header files.
AC_HEADER_STDC
AC_CHECK_HEADERS(pwd.h sgtty.h sys/ioctl.h termio.h)

dnl Checks for typedefs, structures, and compiler characteristics.
AC_C_CONST
AC_C_INLINE
AC_CHECK_SIZEOF(long long, 8)
AC_TYPE_SIZE_T
AC_HEADER_TIME
AC_TYPE_UID_T

dnl Checks for library functions.
AC_TYPE_SIGNAL
AC_CHECK_FUNCS(
bmove \
getcwd \
gethostbyname_r \
getpwnam GETRUSAGE \
getwd \
longjmp \
realpath \
access \
strtoull \
tempnam \
pthread_getsequence_np \
pthread_setschedparamselect \
socket \
)

#---START: Used in for client configure

# Check definition of gethostbyname_r (glibc2.0.100 is different from Solaris)
ac_save_CXXFLAGS="$CXXFLAGS"
AC_CACHE_CHECK([style of gethostname_r routines], mysql_cv_gethostname_style,
AC_LANG_SAVE
AC_LANG_CPLUSPLUS
if test "$ac_cv_prog_gxx" = "yes"
then
  CXXFLAGS="$CXXFLAGS -Werror"
fi
AC_TRY_COMPILE(
[#ifndef SCO
#define _REENTRANT
#endif
#include <pthread.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <netdb.h>],
[int skr;

 int res = gethostbyname_r((const char *) 0,
  (struct hostent*) 0, (char*) 0, 0, (struct hostent **) 0, &skr);],
mysql_cv_gethostname_style=glibc2, mysql_cv_gethostname_style=other))
AC_LANG_RESTORE
CXXFLAGS="$ac_save_CXXFLAGS"
if test "$mysql_cv_gethostname_style" = "glibc2"
then
  AC_DEFINE(HAVE_GLIBC2_STYLE_GETHOSTBYNAME_R)
fi

if test "$with_mit_threads" = "no"
then
  # Check definition of pthread_getspecific
  AC_CACHE_CHECK("args to pthread_getspecific", mysql_cv_getspecific_args,
  AC_TRY_COMPILE(
[#ifndef SCO
#define _REENTRANT
#endif
#define _POSIX_PTHREAD_SEMANTICS 
#include <pthread.h> ],
[ void *pthread_getspecific(pthread_key_t key);
pthread_getspecific((pthread_key_t) NULL); ],
mysql_cv_getspecific_args=POSIX, mysql_cv_getspecific_args=other))
  if test "$mysql_cv_getspecific_args" = "other"
  then
    AC_DEFINE(HAVE_NONPOSIX_PTHREAD_GETSPECIFIC)
  fi

  # Check definition of pthread_mutex_init
  AC_CACHE_CHECK("args to pthread_mutex_init", mysql_cv_mutex_init_args,
  AC_TRY_COMPILE(
[#ifndef SCO
#define _REENTRANT
#endif
#define _POSIX_PTHREAD_SEMANTICS 
#include <pthread.h> ],
[ 
  pthread_mutexattr_t attr;
  pthread_mutex_t mp;
  pthread_mutex_init(&mp,&attr); ],
mysql_cv_mutex_init_args=POSIX, mysql_cv_mutex_init_args=other))
  if test "$mysql_cv_mutex_init_args" = "other"
  then
    AC_DEFINE(HAVE_NONPOSIX_PTHREAD_MUTEX_INIT)
  fi
fi
#---END:

#---START: Used in for client configure
# Check definition of readdir_r
AC_CACHE_CHECK("args to readdir_r", mysql_cv_readdir_r,
AC_TRY_LINK(
[#ifndef SCO
#define _REENTRANT
#endif
#define _POSIX_PTHREAD_SEMANTICS 
#include <pthread.h>
#include <dirent.h>],
[ int readdir_r(DIR *dirp, struct dirent *entry, struct dirent **result);
readdir_r((DIR *) NULL, (struct dirent *) NULL, (struct dirent **) NULL); ],
mysql_cv_readdir_r=POSIX, mysql_cv_readdir_r=other))
if test "$mysql_cv_readdir_r" = "POSIX"
then
  AC_DEFINE(HAVE_READDIR_R)
fi

# Check definition av posix sigwait()
AC_CACHE_CHECK("style of sigwait", mysql_cv_sigwait,
AC_TRY_LINK(
[#ifndef SCO
#define _REENTRANT
#endif
#define _POSIX_PTHREAD_SEMANTICS 
#include <pthread.h>
#include <signal.h>],
[#ifndef _AIX
sigset_t set;
int sig;
sigwait(&set,&sig);
#endif],
mysql_cv_sigwait=POSIX, mysql_cv_sigwait=other))
if test "$mysql_cv_sigwait" = "POSIX"
then
  AC_DEFINE(HAVE_SIGWAIT)
fi

if test "$mysql_cv_sigwait" != "POSIX"
then
unset mysql_cv_sigwait
# Check definition av posix sigwait()
AC_CACHE_CHECK("style of sigwait", mysql_cv_sigwait,
AC_TRY_LINK(
[#ifndef SCO
#define _REENTRANT
#endif
#define _POSIX_PTHREAD_SEMANTICS 
#include <pthread.h>
#include <signal.h>],
[sigset_t set;
int sig;
sigwait(&set);],
mysql_cv_sigwait=NONPOSIX, mysql_cv_sigwait=other))
if test "$mysql_cv_sigwait" = "NONPOSIX"
then
  AC_DEFINE(HAVE_NONPOSIX_SIGWAIT)
fi
fi
#---END:

AC_OUTPUT(Makefile)