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|
AC_INIT(igraph, @VERSION@, csardi.gabor@gmail.com)
AC_CONFIG_SRCDIR(src/rinterface.c)
AC_CONFIG_HEADERS(src/config.h)
: ${R_HOME=`R RHOME`}
if test -z "${R_HOME}"; then
echo "could not determine R_HOME"
exit 1
fi
CC=`"${R_HOME}/bin/R" CMD config CC`
CXX=`"${R_HOME}/bin/R" CMD config CXX`
FC=`"${R_HOME}/bin/R" CMD config FC`
CFLAGS=`"${R_HOME}/bin/R" CMD config CFLAGS`
CXXFLAGS=`"${R_HOME}/bin/R" CMD config CXXFLAGS`
CPPFLAGS=`"${R_HOME}/bin/R" CMD config CPPFLAGS`
FCFLAGS=`"${R_HOME}/bin/R" CMD config FCFLAGS`
FLIBS=`"${R_HOME}/bin/R" CMD config FLIBS`
AC_LANG(C)
AC_PROG_CC
# Fortran compiler, we need to check if it is the GNU compiler
AC_PROG_FC
if test "x$ac_cv_fc_compiler_gnu" == xyes; then
AC_DEFINE([HAVE_GFORTRAN], [1], [Define to 1 if using the GNU fortran compiler])
fi
# Tricky check for C++ compiler, because Autoconf has a weird bug:
# http://lists.gnu.org/archive/html/autoconf/2006-03/msg00067.html
AC_PROG_CXX
AC_LANG_PUSH([C++])
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#include <iostream>
const char hw[] = "Hello, World\n";]],
[[std::cout << hw;]])],
[AC_PROG_CXXCPP
cxx_error=no],
[AC_MSG_ERROR([no C++ compiler found or it cannot create executables])])
AC_LANG_POP([C++])
LIBS_SAVE=$LIBS
LIBS="$LIBS -lm"
AC_CHECK_FUNCS([rintf finite expm1 rint log2 logbl snprintf log1p round fmin stpcpy])
AC_CHECK_DECL([stpcpy],
[AC_DEFINE([HAVE_STPCPY_SIGNATURE], [1], [Define to 1 if the stpcpy function has a signature])])
LIBS=$LIBS_SAVE
AC_CHECK_HEADER([sys/times.h],
[AC_DEFINE([HAVE_TIMES_H], [1], [Define to 1 if you have the sys/times.h header])])
AC_CHECK_HEADERS([ \
net/if.h \
netinet/in.h \
net/if_dl.h \
sys/sockio.h \
sys/un.h \
sys/socket.h \
sys/ioctl.h \
sys/time.h \
sys/file.h \
])
AC_CHECK_MEMBER([struct sockaddr.sa_len],
AC_DEFINE_UNQUOTED([HAVE_SA_LEN], [1], [Define if struct sockaddr contains sa_len]), [],
[#include <sys/types.h>
#include <sys/socket.h>])
graphml_support=yes
AC_ARG_ENABLE(graphml,
AC_HELP_STRING([--disable-graphml], [Disable support for GraphML format]),
[graphml_support=$enableval], [graphml_support=yes])
HAVE_LIBXML=0
if test $graphml_support = yes; then
AC_PATH_PROG([XML2CONFIG], [xml2-config], [none])
if test "$XML2CONFIG" = "none"; then
graphml_support=no
else
XML2_LIBS=`$XML2CONFIG --libs`
XML2_CFLAGS=`$XML2CONFIG --cflags`
AC_CHECK_LIB([xml2], [xmlSAXUserParseFile], [
OLDCFLAGS=${CFLAGS}
OLDCPPFLAGS=${CPPFLAGS}
CFLAGS=${XML2_CFLAGS}
CPPFLAGS=${XML2_CFLAGS}
AC_CHECK_HEADER([libxml/parser.h], [
HAVE_LIBXML=1
AC_DEFINE([HAVE_LIBXML], [1], [Define to 1 if you have the libxml2 libraries installed])
CFLAGS="${OLDCFLAGS} ${XML2_CFLAGS}"
CPPFLAGS="${OLDCFLAGS} ${XML2_CFLAGS}"
AC_SUBST(XML2_LIBS)
AC_SUBST(XML2_CFLAGS)
], [
graphml_support=no
CFLAGS=${OLDCFLAGS}
CPPFLAGS=${OLDCPPFLAGS}
])
], [
graphml_support=no
])
fi
fi
AC_SUBST(HAVE_LIBXML)
AC_LANG_PUSH([C++])
HAVE_GMP=0
GMP_LIBS=""
gmp_support=no
AC_ARG_ENABLE(gmp, AC_HELP_STRING([--disable-gmp], [Compile without the GMP library]))
if test "x$enable_gmp" != "xno"; then
AC_CHECK_LIB([gmp], [__gmpz_add], [
AC_CHECK_HEADER([gmp.h], [
HAVE_GMP=1
AC_DEFINE([HAVE_GMP], [1], [Define to 1 if you have the GMP library])
gmp_support=yes
GMP_LIBS="-lgmp"
])
])
fi
AC_SUBST(HAVE_GMP)
AC_SUBST(GMP_LIBS)
AC_LANG_POP([C++])
glpk_support=yes
AC_DEFINE([HAVE_GLPK], [1], [Define to 1 if you have the GLPK library])
HAVE_GLPK=1
GLPK_LIBS=""
AC_SUBST(HAVE_GLPK)
AC_SUBST(GLPK_LIBS)
AC_DEFINE(IGRAPH_THREAD_LOCAL, [], [We don't care about thread-local storage in R])
AC_CONFIG_FILES([src/Makevars.tmp:src/Makevars.in], [
if test -f src/Makevars && cmp -s src/Makevars.tmp src/Makevars; then
AC_MSG_NOTICE([creating src/Makevars])
AC_MSG_NOTICE([src/Makevars is unchanged])
rm src/Makevars.tmp
else
AC_MSG_NOTICE([creating src/Makevars])
mv src/Makevars.tmp src/Makevars
fi
]
)
AC_OUTPUT
|
