aclocal.m4

一个通用的隐性马尔可夫C代码库 开发环境:C语言 简要说明:这是一个通用的隐性马尔可夫C代码库

# generated automatically by aclocal 1.7.2 -*- Autoconf -*-

# Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002
# Free Software Foundation, Inc.
# This file is free software; the Free Software Foundation
# gives unlimited permission to copy and/or distribute it,
# with or without modifications, as long as this notice is preserved.

# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY, to the extent permitted by law; without
# even the implied warranty of MERCHANTABILITY or FITNESS FOR A
# PARTICULAR PURPOSE.

dnl author       : Achim Gaedke
dnl filename     : ghmm/acinclude.m4
dnl created      : DATE: 2001-04-04
dnl $Id: acinclude.m4,v 1.7 2001/06/28 23:02:51 achim Exp $

# Configure path for the GNU Scientific Library
# Christopher R. Gabriel <[e-mail]>, April 2000


AC_DEFUN(AM_PATH_GSL,
[
AC_ARG_WITH(gsl-prefix,[  --with-gsl-prefix=PFX   Prefix where GSL is installed (optional)],
            gsl_prefix="$withval", gsl_prefix="")
AC_ARG_WITH(gsl-exec-prefix,[  --with-gsl-exec-prefix=PFX Exec prefix where GSL is installed (optional)],
            gsl_exec_prefix="$withval", gsl_exec_prefix="")
AC_ARG_ENABLE(gsltest, [  --disable-gsltest       Do not try to compile and run a test GSL program],
		    , enable_gsltest=yes)

  if test x$gsl_exec_prefix != x ; then
     gsl_args="$gsl_args --exec-prefix=$gsl_exec_prefix"
     if test x${GSL_CONFIG+set} != xset ; then
        GSL_CONFIG=$gsl_exec_prefix/bin/gsl-config
     fi
  fi
  if test x$gsl_prefix != x ; then
     gsl_args="$gsl_args --prefix=$gsl_prefix"
     if test x${GSL_CONFIG+set} != xset ; then
        GSL_CONFIG=$gsl_prefix/bin/gsl-config
     fi
  fi

  AC_PATH_PROG(GSL_CONFIG, gsl-config, no)
  min_gsl_version=ifelse([$1], ,0.2.5,$1)
  AC_MSG_CHECKING(for GSL - version >= $min_gsl_version)
  no_gsl=""
  if test "$GSL_CONFIG" = "no" ; then
    no_gsl=yes
  else
    GSL_CFLAGS=`$GSL_CONFIG $gslconf_args --cflags`
    GSL_LIBS=`$GSL_CONFIG $gslconf_args --libs`
    dnl append flags for gsl
    if test -z "`echo $GSL_LIBS | grep l.*blas`" ; then 
       GSL_LIBS="$GSL_LIBS -lgslblas"
    fi

    gsl_major_version=`$GSL_CONFIG $gsl_args --version | \
           sed 's/^\([[0-9]]*\).*/\1/'`
    if test "x${gsl_major_version}" = "x" ; then
       gsl_major_version=0
    fi

    gsl_minor_version=`$GSL_CONFIG $gsl_args --version | \
           sed 's/^\([[0-9]]*\)\.\{0,1\}\([[0-9]]*\).*/\2/'`
    if test "x${gsl_minor_version}" = "x" ; then
       gsl_minor_version=0
    fi

    gsl_micro_version=`$GSL_CONFIG $gsl_config_args --version | \
           sed 's/^\([[0-9]]*\)\.\{0,1\}\([[0-9]]*\)\.\{0,1\}\([[0-9]]*\).*/\3/'`
    if test "x${gsl_micro_version}" = "x" ; then
       gsl_micro_version=0
    fi

    if test "x$enable_gsltest" = "xyes" ; then
      ac_save_CFLAGS="$CFLAGS"
      ac_save_LIBS="$LIBS"
      CFLAGS="$CFLAGS $GSL_CFLAGS"
      LIBS="$LIBS $GSL_LIBS"

      rm -f conf.gsltest
      AC_TRY_RUN([
#include <stdio.h>
#include <stdlib.h>
#include <string.h>

char*
my_strdup (const char *str)
{
  char *new_str;
  
  if (str)
    {
      new_str = (char *)malloc ((strlen (str) + 1) * sizeof(char));
      strcpy (new_str, str);
    }
  else
    new_str = NULL;
  
  return new_str;
}

int main (void)
{
  int major = 0, minor = 0, micro = 0;
  int n;
  char *tmp_version;

  system ("touch conf.gsltest");

  /* HP/UX 9 (%@#!) writes to sscanf strings */
  tmp_version = my_strdup("$min_gsl_version");

  n = sscanf(tmp_version, "%d.%d.%d", &major, &minor, &micro) ;

  if (n != 2 && n != 3) {
     printf("%s, bad version string\n", "$min_gsl_version");
     exit(1);
   }

   if (($gsl_major_version > major) ||
      (($gsl_major_version == major) && ($gsl_minor_version > minor)) ||
      (($gsl_major_version == major) && ($gsl_minor_version == minor) && ($gsl_micro_version >= micro)))
    {
      exit(0);
    }
  else
    {
      printf("\n*** 'gsl-config --version' returned %d.%d.%d, but the minimum version\n", $gsl_major_version, $gsl_minor_version, $gsl_micro_version);
      printf("*** of GSL required is %d.%d.%d. If gsl-config is correct, then it is\n", major, minor, micro);
      printf("*** best to upgrade to the required version.\n");
      printf("*** If gsl-config was wrong, set the environment variable GSL_CONFIG\n");
      printf("*** to point to the correct copy of gsl-config, and remove the file\n");
      printf("*** config.cache before re-running configure\n");
      exit(1);
    }
}

],, no_gsl=yes,[echo $ac_n "cross compiling; assumed OK... $ac_c"])
       CFLAGS="$ac_save_CFLAGS"
       LIBS="$ac_save_LIBS"
     fi
  fi
  if test "x$no_gsl" = x ; then
     AC_MSG_RESULT(yes)
     ifelse([$2], , :, [$2])     
  else
     AC_MSG_RESULT(no)
     if test "$GSL_CONFIG" = "no" ; then
       echo "*** The gsl-config script installed by GSL could not be found"
       echo "*** If GSL was installed in PREFIX, make sure PREFIX/bin is in"
       echo "*** your path, or set the GSL_CONFIG environment variable to the"
       echo "*** full path to gsl-config."
     else
       if test -f conf.gsltest ; then
        :
       else
          echo "*** Could not run GSL test program, checking why..."
          CFLAGS="$CFLAGS $GSL_CFLAGS"
          LIBS="$LIBS $GSL_LIBS"
          AC_TRY_LINK([
#include <stdio.h>
],      [ return 0; ],
        [ echo "*** The test program compiled, but did not run. This usually means"
          echo "*** that the run-time linker is not finding GSL or finding the wrong"
          echo "*** version of GSL. If it is not finding GSL, you'll need to set your"
          echo "*** LD_LIBRARY_PATH environment variable, or edit /etc/ld.so.conf to point"
          echo "*** to the installed location  Also, make sure you have run ldconfig if that"
          echo "*** is required on your system"
	  echo "***"
          echo "*** If you have an old version installed, it is best to remove it, although"
          echo "*** you may also be able to get things to work by modifying LD_LIBRARY_PATH"],
        [ echo "*** The test program failed to compile or link. See the file config.log for the"
          echo "*** exact error that occured. This usually means GSL was incorrectly installed"
          echo "*** or that you have moved GSL since it was installed. In the latter case, you"
          echo "*** may want to edit the gsl-config script: $GSL_CONFIG" ])
          CFLAGS="$ac_save_CFLAGS"
          LIBS="$ac_save_LIBS"
       fi
     fi
#     GSL_CFLAGS=""
#     GSL_LIBS=""
     ifelse([$3], , :, [$3])
  fi
  AC_SUBST(GSL_CFLAGS)
  AC_SUBST(GSL_LIBS)
  rm -f conf.gsltest
])


dnl macros from http://cryp.to/autoconf-archive

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            AC_TRY_COMPILE([namespace Outer { namespace Inner { int i = 0; }}],
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            ac_cv_cxx_namespaces=yes, ac_cv_cxx_namespaces=no)
            AC_LANG_RESTORE
           ])
           if test "$ac_cv_cxx_namespaces" = yes; then
             AC_DEFINE(HAVE_NAMESPACES,,[define if the compiler implements namespaces])
           fi
           ])

AC_DEFUN([AC_CXX_HAVE_STL],
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         AC_LANG_RESTORE
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        if test "$ac_cv_cxx_have_stl" = yes; then
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        fi
        ])

# Do all the work for Automake.                            -*- Autoconf -*-

# This macro actually does too much some checks are only needed if
# your package does certain things.  But this isn't really a big deal.

# Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002
# Free Software Foundation, Inc.

# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2, or (at your option)
# any later version.

# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.

# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
# 02111-1307, USA.

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# Copyright 2002  Free Software Foundation, Inc.

# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2, or (at your option)
# any later version.

# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.

# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA

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# Copyright 2001, 2002  Free Software Foundation, Inc.

# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2, or (at your option)
# any later version.

# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.

# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
# 02111-1307, USA.

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