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Viewing changes to interfaces/R/configure.in.in

  • Committer: Bazaar Package Importer
  • Author(s): Mathieu Malaterre
  • Date: 2009-11-16 18:12:42 UTC
  • Revision ID: james.westby@ubuntu.com-20091116181242-mzv9p5fz9uj57xd1
Tags: upstream-0.5.3
Import upstream version 0.5.3

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interfaces/R/configure.in.in
 
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AC_INIT(igraph, @VERSION@, csardi@rmki.kfki.hu)
 
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AC_CONFIG_SRCDIR(src/rinterface.c)
 
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AC_CONFIG_HEADERS(src/config.h)
 
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AC_PROG_CC
 
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# Tricky check for C++ compiler, because Autoconf has a weird bug:
 
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# http://lists.gnu.org/archive/html/autoconf/2006-03/msg00067.html
 
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AC_PROG_CXX
 
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AC_LANG_PUSH([C++])
 
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AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
 
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#include <iostream>
 
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const char hw[] = "Hello, World\n";]],
 
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                [[std::cout << hw;]])],
 
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        [AC_PROG_CXXCPP
 
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        cxx_error=no],
 
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        [AC_MSG_ERROR([no C++ compiler found or it cannot create executables])])
 
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AC_LANG_POP([C++])
 
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AC_CHECK_FUNCS(fmemopen, [HAVE_FMEMOPEN=1], [HAVE_FMEMOPEN=0])
 
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AC_SUBST(HAVE_FMEMOPEN)
 
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AC_CHECK_FUNCS(open_memstream, [HAVE_OPEN_MEMSTREAM=1], [HAVE_OPEN_MEMSTREAM=0])
 
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AC_SUBST(HAVE_OPEN_MEMSTREAM)
 
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LIBS_SAVE=$LIBS
 
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LIBS="$LIBS -lm"
 
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AC_CHECK_FUNCS([rintf], [HAVE_RINTF=1], [HAVE_RINTF=0])
 
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AC_CHECK_FUNCS([finite], [HAVE_FINITE=1], [HAVE_FINITE=0])
 
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AC_CHECK_FUNCS([expm1], [HAVE_EXPM1=1], [HAVE_EMPM1=0])
 
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AC_CHECK_FUNCS([rint], [HAVE_RINT=1], [HAVE_RINT=0])
 
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AC_CHECK_FUNCS([log2], [HAVE_LOG2=1], [HAVE_LOG2=0])
 
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AC_CHECK_FUNCS([logbl], [HAVE_LOGBL=1], [HAVE_LOGBL=0])
 
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AC_CHECK_FUNCS([snprintf], [HAVE_SNPRINTF=1], [HAVE_SNPRINTF=0])
 
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AC_CHECK_FUNCS([log1p], [HAVE_LOG1P=1], [HAVE_LOG1P=0])
 
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AC_CHECK_FUNCS([round], [HAVE_ROUND=1], [HAVE_ROUND=0])
 
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AC_CHECK_FUNCS([fmin], [HAVE_FMIN=1], [HAVE_FMIN=0])
 
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LIBS=$LIBS_SAVE
 
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AC_SUBST(HAVE_RINTF)
 
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AC_SUBST(HAVE_FINITE)
 
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AC_CHECK_HEADER([sys/times.h], 
 
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      [AC_DEFINE([HAVE_TIMES_H], [1], [Define to 1 if you have the sys/times.h header])])
 
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graphml_support=yes
 
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AC_ARG_ENABLE(graphml,
 
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              AC_HELP_STRING([--disable-graphml], [Disable support for GraphML format]),
 
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              [graphml_support=$enableval], [graphml_support=yes])
 
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HAVE_LIBXML=0
 
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if test $graphml_support = yes; then
 
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  AC_PATH_PROG([XML2CONFIG], [xml2-config], [none])
 
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  if test "$XML2CONFIG" = "none"; then
 
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    graphml_support=no
 
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  else
 
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    XML2_LIBS=`$XML2CONFIG --libs`
 
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    XML2_CFLAGS=`$XML2CONFIG --cflags`
 
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    AC_CHECK_LIB([xml2], [xmlSAXUserParseFile], [
 
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      OLDCFLAGS=${CFLAGS}
 
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      OLDCPPFLAGS=${CPPFLAGS}
 
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      CFLAGS=${XML2_CFLAGS}
 
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      CPPFLAGS=${XML2_CFLAGS}
 
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      AC_CHECK_HEADER([libxml/parser.h], [
 
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        HAVE_LIBXML=1
 
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        AC_DEFINE([HAVE_LIBXML], [1], [Define to 1 if you have the libxml2 libraries installed])
 
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        CFLAGS="${OLDCFLAGS} ${XML2_CFLAGS}"
 
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        CPPFLAGS="${OLDCFLAGS} ${XML2_CFLAGS}"
 
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        AC_SUBST(XML2_LIBS)
 
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        AC_SUBST(XML2_CFLAGS)
 
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      ], [
 
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        graphml_support=no
 
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        CFLAGS=${OLDCFLAGS}
 
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        CPPFLAGS=${OLDCPPFLAGS}
 
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      ])
 
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    ], [
 
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      graphml_support=no
 
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    ])
 
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  fi
 
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fi
 
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AC_SUBST(HAVE_LIBXML)
 
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HAVE_GMP=0
 
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GMP_LIBS=""
 
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gmp_support=no
 
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AC_ARG_ENABLE(gmp, AC_HELP_STRING([--disable-gmp], [Compile without the GMP library]))
 
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if test "x$enable_gmp" != "xno"; then
 
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  AC_CHECK_LIB([gmp], [__gmpz_add], [
 
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    AC_CHECK_HEADER([gmp.h], [
 
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      HAVE_GMP=1
 
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      AC_DEFINE([HAVE_GMP], [1], [Define to 1 if you have the GMP library])
 
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      gmp_support=yes
 
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      GMP_LIBS="-lgmp"      
 
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    ])
 
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  ])
 
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fi
 
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AC_SUBST(HAVE_GMP)
 
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AC_SUBST(GMP_LIBS)
 
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AC_CONFIG_FILES([R/config.R src/Makevars])
 
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AC_OUTPUT