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|
dnl Process this file with autoconf to produce configure. -*-indented-text-*-
dnl
dnl Copyright (C) 1997 National Center for Supercomputing Applications.
dnl All rights reserved.
dnl ----------------------------------------------------------------------
dnl Initialize configure.
dnl
AC_REVISION($Id$)
AC_INIT(src/H5.c)
AC_CONFIG_HEADER(src/H5config.h)
AC_CONFIG_AUX_DIR(bin)
AC_CANONICAL_HOST
AC_SUBST(CPPFLAGS)
dnl ----------------------------------------------------------------------
dnl Check that the cache file was build on the same host as what we're
dnl running on now.
dnl
AC_CACHE_CHECK(for cached host,hdf5_cv_host,hdf5_cv_host="none");
if test $hdf5_cv_host = "none"; then
hdf5_cv_host=$host
elif test $hdf5_cv_host != $host; then
echo "The config.cache file was generated on $hdf5_cv_host but"
echo "this is $host. Please remove that file and try again."
AC_MSG_ERROR(config.cache file is invalid)
fi
dnl ----------------------------------------------------------------------
dnl Source any special files that we need. These files normally aren't
dnl present but can be used by the maintainers to fine tune things like
dnl turning on debug or profiling flags for the compiler. The search order
dnl is:
dnl
dnl CPU-VENDOR-OS
dnl VENDOR-OS
dnl CPU-OS
dnl CPU-VENDOR
dnl OS
dnl VENDOR
dnl CPU
dnl
AC_MSG_CHECKING(for site config file)
site_config="none"
for f in $host \
$host_vendor-$host_os \
$host_cpu-$host_os \
$host_cpu-$host_vendor \
$host_os \
$host_vendor \
$host_cpu ; do
if test -f config/$f; then
site_config=config/$f
break
fi
done
AC_MSG_RESULT($site_config)
if test $site_config != "none"; then
. $site_config
fi
dnl ----------------------------------------------------------------------
dnl Check for programs.
dnl
AC_PROG_CC
AC_PROG_MAKE_SET
AC_PROG_INSTALL
AC_PROG_RANLIB
AC_MSG_CHECKING(for GNU Make)
if test "`${MAKE-make} --version -f /dev/null 2>/dev/null |\
sed -n 1p|cut -c1-8`" = "GNU Make"; then
AC_MSG_RESULT(yes)
GMAKE=yes
else
AC_MSG_RESULT(no)
fi
dnl ----------------------------------------------------------------------
dnl Check for libraries. (none required yet)
dnl
dnl ----------------------------------------------------------------------
dnl Check for header files.
dnl
AC_HEADER_STDC
dnl ----------------------------------------------------------------------
dnl Data types.
dnl
AC_TYPE_OFF_T
AC_TYPE_SIZE_T
dnl ----------------------------------------------------------------------
dnl Check for functions.
dnl
AC_CHECK_FUNCS(getpwuid gethostname)
AC_TRY_COMPILE([#include<sys/types.h>],
[off64_t n = 0;],
AC_CHECK_FUNCS(lseek64 fseek64),
AC_MSG_RESULT([skipping test for lseek64() and fseek64()]))
dnl ----------------------------------------------------------------------
dnl Check sizes of various integral data types.
dnl
AC_C_BIGENDIAN
AC_CHECK_SIZEOF(short, 2)
AC_CHECK_SIZEOF(int, 4)
AC_CHECK_SIZEOF(long, 4)
AC_CHECK_SIZEOF(long long, 8)
AC_CHECK_SIZEOF(float, 4)
AC_CHECK_SIZEOF(double, 8)
dnl ----------------------------------------------------------------------
dnl Check compiler characteristics
dnl
AC_C_CONST
AC_C_INLINE
AC_MSG_CHECKING(for __attribute__ extension)
AC_TRY_COMPILE(,[int __attribute__((unused)) f(void){return 1;}],
AC_DEFINE(HAVE_ATTRIBUTE)
AC_MSG_RESULT(yes),
AC_MSG_RESULT(no))
AC_MSG_CHECKING(for __FUNCTION__ extension)
AC_TRY_COMPILE(,[int f(void){return __FUNCTION__;}],
AC_DEFINE(HAVE_FUNCTION)
AC_MSG_RESULT(yes),
AC_MSG_RESULT(no))
dnl ----------------------------------------------------------------------
dnl Check for parallel support
dnl
AC_ARG_ENABLE(parallel,
--enable-parallel=mpio Enable parallel support with MPIO,
PARALLEL=$enableval)
AC_MSG_CHECKING(for parallel support);
AC_SUBST(PARALLEL_SRC)
AC_SUBST(RUNTEST) RUNTEST=""
case "X-$PARALLEL" in
X-|X-no)
# Parallel support is not enabled
AC_MSG_RESULT(disabled)
;;
X-mpio|X-yes)
# Use MPIO. Define HAVE_PARALLEL in src/H5config.h (comes from
# ./acconfig.h) and augment the include and library search paths
# (it doesn't hurt to have extra paths). Then check for header
# files and libraries. Some extra source files are added to the
# list also so we don't have to ifdef out the whole file.
AC_MSG_RESULT(mpio)
AC_DEFINE(HAVE_PARALLEL)
PARALLEL_SRC='$(PARALLEL_SRC)'
CPPFLAGS="$CPPFLAGS $MPI_INC"
CFLAGS="$CFLAGS $MPI_LIB"
AC_CHECK_LIB(mpi,main) dnl Replace `main' with some function
AC_CHECK_LIB(mpio,main) dnl Replace `main' with some function
RUNTEST='mpirun -np 1'
;;
*)
AC_MSG_ERROR(unknown parallel support: $PARALLEL)
;;
esac
dnl ----------------------------------------------------------------------
dnl Build the Makefiles. Almost every Makefile.in will begin with the line
dnl `@COMMENCE@' and end with the line `@CONCLUDE@'. These lines insert
dnl various files from the config directory into the Makefile.
dnl
AC_SUBST_FILE(COMMENCE) COMMENCE=config/commence
AC_SUBST_FILE(CONCLUDE) CONCLUDE=config/conclude
if test "X$GCC" = "Xyes" && test "X$GMAKE" = "Xyes"; then
AC_SUBST_FILE(DEPEND) DEPEND=config/depend
else
AC_SUBST(DEPEND) DEPEND='# Use GNU make/GCC if you want auto dependencies'
fi
dnl We don't need to say when we're entering directories if we're using
dnl GNU make becuase make does it for us.
if test "X$GMAKE" = "Xyes"; then
AC_SUBST(SETX) SETX=":"
else
AC_SUBST(SETX) SETX="set -x"
fi
dnl Where is the root of the source tree. Give an absolute address so
dnl we can find it no matter which directory of the distribution is our
dnl current directory. The built-in pwd fails on some systems, but the
dnl /bin/pwd version works OK.
if test -x /bin/pwd; then
pwd=/bin/pwd
else
pwd=pwd
fi
AC_SUBST(ROOT) ROOT=`$pwd`
dnl Touch the time-stamp files for src/H5config.h.in and src/H5config.h
dnl before we generate them or the Makefiles.
touch ./config/stamp1 ./config/stamp2
AC_OUTPUT(config/depend config/commence config/conclude \
Makefile src/Makefile test/Makefile)
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