dnl Process this file with autoconf to produce configure. dnl dnl Copyright by the Board of Trustees of the University of Illinois. dnl All rights reserved. dnl dnl This file is part of HDF5. The full HDF5 copyright notice, including dnl terms governing use, modification, and redistribution, is contained in dnl the files COPYING and Copyright.html. COPYING can be found at the root dnl of the source code distribution tree; Copyright.html can be found at the dnl root level of an installed copy of the electronic HDF5 document set and dnl is linked from the top-level documents page. It can also be found at dnl http://hdf.ncsa.uiuc.edu/HDF5/doc/Copyright.html. If you do not have dnl access to either file, you may request a copy from hdfhelp@ncsa.uiuc.edu. dnl ---------------------------------------------------------------------- dnl Initialize configure. dnl AC_REVISION($Id$) AC_PREREQ([2.53]) dnl AC_INIT takes the name of the package, the version number, and an dnl email address to report bugs. AC_CONFIG_SRCDIR takes a unique file dnl as its argument. dnl dnl NOTE: Don't forget to change the version number here when we do a dnl release!!! dnl AC_INIT([HDF5], [1.7.51], [hdfhelp@ncsa.uiuc.edu]) AC_CONFIG_SRCDIR([src/H5.c]) AM_CONFIG_HEADER([src/H5config.h]) AC_CONFIG_AUX_DIR([bin]) dnl AM_INIT_AUTOMAKE takes a list of options that should be applied to dnl every Makefile.am when automake is run. AM_INIT_AUTOMAKE([foreign]) dnl AM_MAINTAINER_MODE turns off "rebuild rules" that contain dependencies dnl for Makefiles, configure, src/H5config.h, etc. If AM_MAINTAINER_MODE dnl is *not* included here, these files will be rebuilt if out of date. dnl This is a problem because if users try to build on a machine with dnl the wrong versions of autoconf and automake, these files will be dnl rebuilt with the wrong versions and bad things can happen. dnl Also, CVS doesn't preserve dependencies between timestamps, so dnl Makefiles will often think rebuilding needs to occur when it doesn't. dnl Developers should './configure --enable-maintainer-mode' to turn on dnl rebuild rules. AM_MAINTAINER_MODE AC_OUTPUT_COMMANDS([ echo "creating src/H5pubconf.h" sed 's/#define /#define H5_/' pubconf if test ! -f src/H5pubconf.h; then /bin/mv -f pubconf src/H5pubconf.h elif (diff pubconf src/H5pubconf.h >/dev/null); then /bin/rm -f pubconf echo "src/H5pubconf.h is unchanged" else /bin/mv -f pubconf src/H5pubconf.h fi ]) dnl It's possible to configure for a host other than the one on which dnl configure is currently running by using the --host=foo flag. dnl For machines on which HDF5 is often configured, it can be convenient dnl to specify the name of the machine rather than its canonical type. case $host_alias in tflops) host_alias=i386-intel-osf1 ;; esac AC_CANONICAL_HOST AC_SUBST([CPPFLAGS]) dnl Different compilers may need default libraries. They are specified in dnl the config/* files, so we put this statement here so that it'll be dnl set by the code which follows... dnl DEFAULT_LIBS="" dnl Support F9X variable to define Fortran compiler if FC variable is dnl not used. This should be depreciated in the future. if test "x" = "x$FC"; then FC=${F9X} fi dnl ---------------------------------------------------------------------- dnl Set prefix default (install directory) to a directory in the build area. dnl This allows multiple src-dir builds within one host. AC_PREFIX_DEFAULT([`pwd`/hdf5]) dnl ---------------------------------------------------------------------- dnl Dump all shell variables values. dnl AC_MSG_CHECKING([shell variables initial values]) set >&AS_MESSAGE_LOG_FD AC_MSG_RESULT([done]) dnl ---------------------------------------------------------------------- dnl Some platforms have broken tr, basename, and/or xargs programs. Check dnl that it actually does what it's supposed to do. Catch this early dnl since configure relies upon tr heavily and there's no use continuing dnl if it's broken. dnl AC_MSG_CHECKING([if tr works]) TR_TEST="`echo Test | tr 'a-z,' 'A-Z '`" if test $TR_TEST != "TEST"; then AC_MSG_ERROR([tr program doesn't work]) else AC_MSG_RESULT([yes]) fi AC_MSG_CHECKING([if basename works]) BASENAME_TEST="`basename /foo/bar/baz/qux/basename_works`" if test $BASENAME_TEST != "basename_works"; then AC_MSG_ERROR([basename program doesn't work]) else AC_MSG_RESULT([yes]) fi AC_MSG_CHECKING([if xargs works]) XARGS_TEST="`echo /foo/bar/baz/qux/xargs_works | xargs basename`" if test $XARGS_TEST != "xargs_works"; then AC_MSG_ERROR([xargs program doesn't work]) else AC_MSG_RESULT([yes]) fi 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 dnl If the `OS' ends with a version number then remove it. For instance, dnl `freebsd3.1' would become `freebsd' case $host_os in aix4.*) host_os_novers=aix4.x ;; aix5.*) host_os_novers=aix5.x ;; freebsd*) host_os_novers=freebsd ;; irix5.*) host_os_novers=irix5.x ;; irix6.*) host_os_novers=irix6.x ;; osf4.*) host_os_novers=osf4.x ;; osf5.*) host_os_novers=osf5.x ;; solaris2.*) host_os_novers=solaris2.x ;; *) host_os_novers=$host_os ;; esac AC_ARG_ENABLE([hsizet], [AC_HELP_STRING([--disable-hsizet], [Datasets can normally be larger than memory and/or files but some compilers are unable to handle this (including versions of GCC before 2.8.0). Disabling the feature causes dataset sizes to be restricted to the size of core memory, or 'size_t'.])], [HSIZET=$enableval]) AC_MSG_CHECKING([for sizeof hsize_t and hssize_t]) AC_SUBST(HSIZET) case $HSIZET in no|small) AC_MSG_RESULT([small]) HSIZET=small ;; *) AC_MSG_RESULT([large]) HSIZET=large AC_DEFINE([HAVE_LARGE_HSIZET], [1], [Define if it's safe to use `long long' for hsize_t and hssize_t]) ;; esac host_config="none" for f in $host_cpu-$host_vendor-$host_os \ $host_cpu-$host_vendor-$host_os_novers \ $host_vendor-$host_os \ $host_vendor-$host_os_novers \ $host_cpu-$host_os \ $host_cpu-$host_os_novers \ $host_cpu-$host_vendor \ $host_os \ $host_os_novers \ $host_vendor \ $host_cpu ; do AC_MSG_CHECKING([for config $f]) if test -f "$srcdir/config/$f"; then host_config=$srcdir/config/$f AC_MSG_RESULT([found]) break fi AC_MSG_RESULT([no]) done if test "X$host_config" != "Xnone"; then CC_BASENAME="`echo $CC | cut -f1 -d' ' | xargs basename 2>/dev/null`" . $host_config fi dnl Source any special site-specific file hname="`hostname`" while test -n "$hname"; do file=$srcdir/config/site-specific/host-$hname AC_MSG_CHECKING([for config $file]) if test -f "$file"; then . $file AC_MSG_RESULT([found]) break fi AC_MSG_RESULT([no]) hname_tmp=$hname hname="`echo $hname | cut -d. -f2-99`" test "$hname_tmp" = "$hname" && break done dnl ---------------------------------------------------------------------- dnl Enable dependency tracking unless the configure options or a dnl site-specific file told us not to. This prevents configure from dnl silently disabling dependencies for some compilers. dnl if test -z "${enable_dependency_tracking}"; then enable_dependency_tracking="yes" fi dnl ---------------------------------------------------------------------- dnl Check for programs. dnl AC_PROG_CC CC_BASENAME="`echo $CC | cut -f1 -d' ' | xargs basename 2>/dev/null`" dnl ---------------------------------------------------------------------- dnl Check if they would like the Fortran interface compiled dnl AC_SUBST([HDF5_INTERFACES]) HDF5_INTERFACES="" AC_MSG_CHECKING([if Fortran interface enabled]) AC_ARG_ENABLE([fortran], [AC_HELP_STRING([--enable-fortran], [Compile the Fortran interface [default=no]])], [HDF_FORTRAN=$enableval]) if test "X$HDF_FORTRAN" = "Xyes"; then echo "yes" HDF5_INTERFACES="$HDF5_INTERFACES fortran" dnl -------------------------------------------------------------------- dnl HDF5 integer variables for the H5fortran_types.f90 file. dnl AC_SUBST([R_LARGE]) AC_SUBST([R_INTEGER]) AC_SUBST([HADDR_T]) AC_SUBST([HSIZE_T]) AC_SUBST([HSSIZE_T]) AC_SUBST([HID_T]) AC_SUBST([SIZE_T]) AC_SUBST([OBJECT_NAMELEN_DEFAULT_F]) dnl -------------------------------------------------------------------- dnl General Fortran flags dnl FCFLAGS="${FCFLAGS} ${FFLAGS}" dnl -------------------------------------------------------------------- dnl Fortran source extention dnl FC_SRCEXT=f90 AC_SUBST([F9XSUFFIXFLAG]) AC_SUBST([FSEARCH_DIRS]) dnl -------------------------------------------------------------------- dnl Check for a Fortran 9X compiler and how to include modules. dnl AC_PROG_FC([f90 pgf90 slf90 f95 g95 xlf95 efc ifort ftn],) AC_F9X_MODS dnl It seems that libtool (as of Libtool 1.5.14) is trying to dnl configure itself for Fortran 77. dnl Tell it that our F77 compiler is $FC (actually a F9X compiler) F77=$FC dnl Change to the Fortran 90 language AC_LANG_PUSH(Fortran) dnl -------------------------------------------------------------------- dnl Define wrappers for the C compiler to use Fortran function names dnl AC_FC_WRAPPERS dnl -------------------------------------------------------------------- dnl See if the compiler will support the "-I." option dnl dnl FCFLAGS_saved=$FCFLAGS dnl FCFLAGS="${FCFLAGS} -I." dnl AC_MSG_CHECKING(if compiler supports -I. option) dnl AC_TRY_FCOMPILE([ dnl program conftest dnl end dnl ], AC_MSG_RESULT(yes), dnl AC_MSG_RESULT(no) dnl FCFLAGS="$FCFLAGS_saved") dnl Change back to the C language AC_LANG_POP(Fortran) else echo "no" fi dnl ---------------------------------------------------------------------- dnl Check if they would like the C++ interface compiled dnl AC_MSG_CHECKING([if c++ interface enabled]) dnl We need to check for a C++ compiler unconditionally, since dnl AC_PROG_CXX defines some macros that Automake 1.9.x uses and will dnl miss even if c++ is not enabled. AC_PROG_CXX AC_PROG_CXXCPP dnl this is checked for when AC_HEADER_STDC is done AC_ARG_ENABLE([cxx], [AC_HELP_STRING([--enable-cxx], [Compile the C++ interface [default=no]])], [HDF_CXX=$enableval]) if test "X$HDF_CXX" = "Xyes"; then echo "yes" HDF5_INTERFACES="$HDF5_INTERFACES c++" dnl Change to the C++ language AC_LANG_PUSH(C++) AC_MSG_CHECKING([if $CXX needs old style header files in includes]) AC_TRY_RUN([ #include int main(void) { return 0; } ], [ echo no ], [ echo yes CXXFLAGS="${CXXFLAGS} -DOLD_HEADER_FILENAME" ]) AC_MSG_CHECKING([if $CXX can handle namespaces]) AC_TRY_RUN([ namespace H5 { int fnord; } int main(void) { using namespace H5; fnord = 37; return 0; } ], [ echo yes ], [ echo no CXXFLAGS="${CXXFLAGS} -DH5_NO_NAMESPACE" ]) AC_MSG_CHECKING([if $CXX supports std]) AC_TRY_RUN([ #include using namespace std; int main(void) { string myString("testing namespace std"); return 0; } ], [ echo yes ], [ echo no CXXFLAGS="${CXXFLAGS} -DH5_NO_STD" ]) AC_MSG_CHECKING([if $CXX supports bool types]) AC_TRY_RUN([ int main(void) { bool flag; return 0; } ], [ echo yes ], [ echo no CXXFLAGS="${CXXFLAGS} -DBOOL_NOTDEFINED" ]) AC_MSG_CHECKING([if $CXX can handle static cast]) AC_TRY_RUN([ int main(void) { float test_float; int test_int; test_float = 37.0; test_int = static_cast (test_float); return 0; } ], [ echo yes ], [ echo no CXXFLAGS="${CXXFLAGS} -DNO_STATIC_CAST" ]) dnl Change back to the C language AC_LANG_POP(C++) else echo "no" fi dnl ---------------------------------------------------------------------- dnl If we should build only static executables dnl AC_MSG_CHECKING([if should build only statically linked executables]) AC_ARG_ENABLE([static_exec], [AC_HELP_STRING([--enable-static-exec], [Build only statically linked executables [default=no]])], [STATIC_EXEC=$enableval]) if test "X$STATIC_EXEC" = "Xyes"; then echo "yes" LT_STATIC_EXEC="-all-static" else echo "no" LT_STATIC_EXEC="" fi AC_SUBST([LT_STATIC_EXEC]) dnl ---------------------------------------------------------------------- dnl Check if they have Perl installed on their system. We only need Perl dnl if they're using a GNU compiler. dnl AC_SUBST([PERL]) PERL="" if test "X$GCC" = "Xyes"; then AC_CHECK_PROGS([PERL], [perl],, [$PATH]) fi dnl ---------------------------------------------------------------------- dnl Check which archiving tool to use. This needs to be done before dnl the AM_PROG_LIBTOOL macro. dnl if test -z "$AR"; then AC_CHECK_PROGS([AR], [ar xar], [:], [$PATH]) fi AC_SUBST([AR]) dnl Export the AR macro so that it will be placed in the libtool file dnl correctly. export AR AC_PROG_MAKE_SET AC_PROG_INSTALL dnl ---------------------------------------------------------------------- dnl As of Libtool 1.5.14, libtool officially doesn't know how to create dnl shared libraries with pgcc. In fact, it is able to do so on some dnl platforms, but not all (e.g., pgcc 5.2-4 on mir). dnl Disable shared libraries when using pgcc. -JL 09/2005 if test "X${enable_shared}" != "Xno" && \ (${CC-cc} -V 2>&1 | grep '^pgcc') > /dev/null; then echo ' warning: shared libraries are not supported for pgcc!' echo ' disabling shared libraries' enable_shared="no" fi dnl ---------------------------------------------------------------------- dnl Many Fortran compilers don't support shared libraries. Some of these dnl compilers include: dnl pgf90 version 6.0-4 dnl Absoft 32bit Fortran 95 9.0 dnl HP F90 v2.4 dnl Intel Fortran Compiler 8.1 dnl If any of these compilers is being used, disable shared libraries for dnl Fortran. if test "X${HDF_FORTRAN}" = "Xyes" && test "X${enable_shared}" != "Xno"; then H5_FORTRAN_SHARED="yes" if (${FC} -V 2>&1 | grep '^pgf90') > /dev/null; then echo " warning: shared libraries are not supported for pgf90!" echo " disabling shared Fortran libraries" H5_FORTRAN_SHARED="no" fi if (${FC} -V 2>&1 | grep '^Intel(R) Fortran Compiler') > /dev/null; then echo " warning: shared libraries are not supported for ifort!" echo " disabling shared Fortran libraries" H5_FORTRAN_SHARED="no" fi if (${FC} +version 2>&1 | grep '^HP F90') > /dev/null; then echo " warning: shared libraries are not supported for f90!" echo " disabling shared Fortran libraries" H5_FORTRAN_SHARED="no" fi if (${FC} -V 2>&1 | grep '^Absoft') > /dev/null; then echo " warning: shared libraries are not supported for Absoft f95!" echo " disabling shared Fortran libraries" H5_FORTRAN_SHARED="no" fi if test "X${enable_static}" = "Xno" && test "X${H5_FORTRAN_SHARED}" = "Xno"; then AC_MSG_ERROR([both static and shared Fortran libraries are disabled]) fi fi AM_CONDITIONAL([FORTRAN_SHARED_CONDITIONAL], [test "X$H5_FORTRAN_SHARED" = "Xyes"]) dnl ---------------------------------------------------------------------- dnl Sun WorkShop C++ seems to have trouble with shared libraries in 64-bit dnl mode. This may be related libtool's historical inability to handle the dnl -xarch=v9 flag, or the fact that our tests pass this flag as part of dnl the CXX variable rather than as a CXXFLAG. dnl Avoid the problem by turning off C++ shared libraries when this dnl compiler is involved. if test "X${HDF_CXX}" = "Xyes" && test "X${enable_shared}" != "Xno"; then H5_CXX_SHARED="yes" if (${CXX} -V 2>&1 | grep 'Sun WorkShop') > /dev/null; then echo " warning: shared libraries are not supported for Sun WorkShop C++!" echo " disabling shared Fortran libraries" H5_CXX_SHARED="no" fi if test "X${enable_static}" = "Xno" && test "X${H5_CXX_SHARED}" = "Xno"; then AC_MSG_ERROR([both static and shared C++ libraries are disabled]) fi fi AM_CONDITIONAL([CXX_SHARED_CONDITIONAL], [test "X$H5_CXX_SHARED" = "Xyes"]) dnl ---------------------------------------------------------------------- dnl pgcc version 6.0x have optimization (-O, -O2 or -O3) problem. Detect dnl these versions and add option "-Mx,28,0x8" to the compiler to avoid dnl the problem if optimization is enabled. dnl if (${CC-cc} -V 2>&1 | grep '^pgcc 6.0') > /dev/null && test "X$enable_production" = "Xyes"; then echo 'adding compiler flag to avoid optimization problem in pgcc' CC="${CC-cc} -Mx,28,0x8" fi dnl ---------------------------------------------------------------------- dnl Shared libraries are not currently supported under Cygwin. case "`uname`" in CYGWIN*) if test "X${enable_shared}" = "Xyes"; then echo ' warning: shared libraries are not supported on Cygwin!' echo ' disabling shared libraries' fi enable_shared="no" ;; esac dnl ---------------------------------------------------------------------- dnl Create libtool. If shared/static libraries are going to be enabled dnl or disabled, it should happen before these macros. AC_LIBTOOL_DLOPEN AM_PROG_LIBTOOL dnl Post processing to patch up some deficiencies in libtool (as of dnl Libtool 1.5.14) case $host_os in linux* | freebsd* ) # If gcc is not used, need to set $wl to use "-Wl," if $CC -v 2>&1 | grep '^gcc' > /dev/null ; then : using gcc else echo 'fixing $wl in' $ofile ed - $ofile < /dev/null /^wl=""/s//wl="-Wl,"/ w q EOF fi ;; esac dnl Fix up the INSTALL macro if it's a relative path. We want the dnl full-path to the binary instead. case "$INSTALL" in *install-sh*) INSTALL='\${top_srcdir}/bin/install-sh -c' ;; esac AC_MSG_CHECKING([make]) dnl ---------------------------------------------------------------------- dnl Sometimes makes think the `.PATH:' appearing before the first rule dnl with an action should override the `all' default target. So we have dnl to decide what the proper syntax is. dnl AC_MSG_CHECKING([how make searches directories]) while true; do #for break # The most common method is `VPATH=DIR1 DIR2 ...' cat >maketest </dev/null 2>&1; then SEARCH_RULE='VPATH=' SEARCH_SEP=' ' AC_MSG_RESULT([VPATH=DIR1 DIR2 ...]) break fi dnl The second most common method is like above except with the dnl directories separated by colons. cat >maketest </dev/null 2>&1; then SEARCH_RULE='VPATH=' SEARCH_SEP=':' AC_MSG_RESULT([VPATH=DIR1:DIR2:...]) break fi dnl pmake uses the construct `.PATH: DIR1 DIR2 cat >maketest </dev/null 2>&1; then SEARCH_RULE='.PATH: ' SEARCH_SEP=' ' AC_MSG_RESULT([.PATH: DIR1 DIR2 ...]) break fi dnl No way for make to search directories SEARCH_RULE='## SEARCH DISABLED: ' SEARCH_SEP=' ' AC_MSG_RESULT([it doesn't]) if test ! -f configure; then AC_MSG_ERROR([${MAKE-make} requires the build and source directories to be the same]) fi break done rm maketest dnl ---------------------------------------------------------------------- dnl pmake will throw an error if variables are undefined in a Makefile. dnl These errors can be changed to warnings using the -V flag. dnl AC_SUBST(AM_MAKEFLAGS) AM_MAKEFLAGS="" dnl Don't run test if MAKE is defined but is the empty string if test -n "${MAKE-make}"; then AC_MSG_CHECKING([whether make will build with undefined variables]) cat >maketest </dev/null 2>&1; then AC_MSG_RESULT([yes]) else AC_MSG_RESULT([no, setting -V flag]) AM_MAKEFLAGS="\-V" fi rm maketest fi dnl ---------------------------------------------------------------------- dnl Production flags? Save the value in $CONFIG_MODE so we have it for dnl the record. dnl AC_MSG_CHECKING(for production mode) AC_ARG_ENABLE(production, [AC_HELP_STRING([--enable-production], [Determines how to run the compiler.])]) case "X-$enable_production" in X-yes) enable_production="yes" AC_MSG_RESULT([production]) dnl Remove the "-g" flag from CFLAGS if it's in there. dnl CFLAGS_temp="" if test -n "$CFLAGS"; then for d in $CFLAGS ; do if test "X$d" != "X-g"; then CFLAGS_temp="$CFLAGS_temp $d" fi done CFLAGS=$CFLAGS_temp fi CXXFLAGS_temp="" if test -n "$CXXFLAGS"; then for d in $CXXFLAGS ; do if test "X$d" != "X-g"; then CXXFLAGS_temp="$CXXFLAGS_temp $d" fi done CXXFLAGS=$CXXFLAGS_temp fi FCFLAGS_temp="" if test -n "$FCFLAGS"; then for d in $FCFLAGS ; do if test "X$d" != "X-g"; then FCFLAGS_temp="$FCFLAGS_temp $d" fi done FCFLAGS=$FCFLAGS_temp fi CONFIG_MODE=production CFLAGS="$CFLAGS $PROD_CFLAGS" CPPFLAGS="$CPPFLAGS $PROD_CPPFLAGS" CXXFLAGS="$CXXFLAGS $PROD_CXXFLAGS" FCFLAGS="$FCFLAGS $PROD_FCFLAGS" ;; X-|X-no) enable_production="no" AC_MSG_RESULT([development]) CONFIG_MODE=development CFLAGS="$CFLAGS $DEBUG_CFLAGS" CPPFLAGS="$CPPFLAGS $DEBUG_CPPFLAGS" CXXFLAGS="$CXXFLAGS $DEBUG_CXXFLAGS" FCFLAGS="$FCFLAGS $DEBUG_FCFLAGS" ;; X-pg|X-profile) enable_production="profile" AC_MSG_RESULT([profile]) CONFIG_MODE=profile CFLAGS="$CFLAGS $PROFILE_CFLAGS" CPPFLAGS="$CPPFLAGS $PROFILE_CPPFLAGS" CXXFLAGS="$CXXFLAGS $PROFILE_CXXFLAGS" FCFLAGS="$FCFLAGS $PROFILE_FCFLAGS" ;; *) enable_production="user-defined" AC_MSG_RESULT([user-defined]) CONFIG_MODE="$X-enableval" ;; esac dnl ---------------------------------------------------------------------- dnl Check for system libraries. dnl AC_CHECK_LIB([m], [ceil]) if test "`uname`" = "SunOS" -o "`uname -sr`" = "HP-UX B.11.00"; then dnl ...for Solaris AC_CHECK_LIB([nsl], [xdr_int]) fi dnl AC_CHECK_LIB([coug], [main]) dnl ...for ASCI/Red dnl ---------------------------------------------------------------------- dnl Check for system header files. dnl AC_HEADER_STDC AC_HEADER_TIME dnl ---------------------------------------------------------------------- dnl Check for these two functions before is checked for, otherwise dnl they are not detected correctly on Solaris [2.6]. dnl AC_CHECK_FUNCS(difftime) AC_CHECK_FUNCS(gettimeofday, [have_gettime="yes"], [have_gettime="no"]) dnl Unix AC_CHECK_HEADERS([sys/resource.h sys/time.h unistd.h sys/ioctl.h sys/stat.h]) AC_CHECK_HEADERS([sys/socket.h sys/types.h]) AC_CHECK_HEADERS([stddef.h setjmp.h features.h]) AC_CHECK_HEADERS([stdint.h], [C9x=yes]) dnl Windows case "`uname`" in CYGWIN*) AC_CHECK_HEADERS([io.h sys/timeb.h]) ;; *) AC_CHECK_HEADERS([io.h winsock.h sys/timeb.h]) ;; esac case "$host" in alpha*-dec*-osf*) dnl The and are needed on the DEC dnl Alpha to turn off UAC fixing. We do *not* attempt to dnl locate these files on other systems because there are too dnl many problems with including them. AC_CHECK_HEADERS([sys/sysinfo.h sys/proc.h]) ;; mips*-sgi*-irix*) dnl The is needed on the SGI machines to turn off dnl denormalized floating-point values going to zero. We do *not* dnl attempt to dnl locate these files on other systems because there dnl may be problems with including them. AC_CHECK_HEADERS([sys/fpu.h]) AC_CHECK_FUNCS([get_fpc_csr]) ;; esac dnl ---------------------------------------------------------------------- dnl Test for 64bit stuff before the data types and their sizes. The dnl result could effect the outcome of the sizeof macros below. dnl case "$host_cpu-$host_vendor-$host_os" in *linux*) dnl ---------------------------------------------------------------------- dnl Enable large file support on linux? Store the result in the LINUX_LFS dnl variable for posterity AC_ARG_ENABLE([linux-lfs], [AC_HELP_STRING([--enable-linux-lfs], [Enable support for large (64-bit) files on Linux. [default=check]])]) LINUX_LFS="no" case "X-$enable_linux_lfs" in X-yes) LINUX_LFS=yes ;; X-no) ;; X-|*) MAJOR_VER="`uname -r | cut -d '.' -f1`" MINOR_VER="`uname -r | cut -d '.' -f2`" if test ${MAJOR_VER} -gt 2 -o ${MAJOR_VER} -eq 2 -a ${MINOR_VER} -ge 4; then LINUX_LFS="yes" fi ;; esac AC_MSG_CHECKING([for large file support mode on Linux]) if test "X$LINUX_LFS" = "Xyes"; then AC_MSG_RESULT([enabled]) CPPFLAGS="-D_FILE_OFFSET_BITS=64 -D_LARGEFILE64_SOURCE -D_LARGEFILE_SOURCE $CPPFLAGS" else AC_MSG_RESULT([disabled]) fi dnl Add POSIX support on Linux systems, so defines dnl __USE_POSIX, which is required to get the prototype for fdopen dnl defined correctly in CPPFLAGS="-D_POSIX_SOURCE $CPPFLAGS" dnl Also add BSD support on Linux systems, so defines dnl __USE_BSD, which is required to get the prototype for strdup dnl defined correctly in and snprintf & vsnprintf defined dnl correctly in CPPFLAGS="-D_BSD_SOURCE $CPPFLAGS" ;; esac AC_TRY_COMPILE([#include ], [off64_t n = 0;], [AC_CHECK_FUNCS([lseek64 fseek64])], [AC_MSG_RESULT([skipping test for lseek64() and fseek64()])]) dnl ---------------------------------------------------------------------- dnl Data types and their sizes. dnl AC_TYPE_OFF_T AC_CHECK_TYPE([size_t], [unsigned long]) AC_CHECK_TYPE([ssize_t], [long]) AC_C_BIGENDIAN AC_CHECK_SIZEOF([char], [1]) AC_CHECK_SIZEOF([short], [2]) AC_CHECK_SIZEOF([int], [4]) AC_CHECK_SIZEOF([long], [4]) AC_CHECK_SIZEOF([long long], [8]) AC_CHECK_SIZEOF([__int64], [8]) AC_CHECK_SIZEOF([float], [4]) AC_CHECK_SIZEOF([double], [8]) AC_CHECK_SIZEOF([long double], [8]) dnl Checkpoint the cache AC_CACHE_SAVE dnl Posix.1g types (C9x) cat >>confdefs.h <<\EOF #include EOF if test "X$C9x" = "Xyes"; then cat >>confdefs.h <<\EOF #include EOF fi AC_CHECK_SIZEOF( int8_t, [1]) AC_CHECK_SIZEOF( uint8_t, [1]) AC_CHECK_SIZEOF( int_least8_t, [1]) AC_CHECK_SIZEOF( uint_least8_t, [1]) AC_CHECK_SIZEOF( int_fast8_t, [1]) AC_CHECK_SIZEOF( uint_fast8_t, [1]) AC_CHECK_SIZEOF( int16_t, [2]) AC_CHECK_SIZEOF( uint16_t, [2]) AC_CHECK_SIZEOF( int_least16_t, [2]) AC_CHECK_SIZEOF(uint_least16_t, [2]) AC_CHECK_SIZEOF( int_fast16_t, [2]) AC_CHECK_SIZEOF( uint_fast16_t, [2]) AC_CHECK_SIZEOF( int32_t, [4]) AC_CHECK_SIZEOF( uint32_t, [4]) AC_CHECK_SIZEOF( int_least32_t, [4]) AC_CHECK_SIZEOF(uint_least32_t, [4]) AC_CHECK_SIZEOF( int_fast32_t, [4]) AC_CHECK_SIZEOF( uint_fast32_t, [4]) AC_CHECK_SIZEOF( int64_t, [8]) AC_CHECK_SIZEOF( uint64_t, [8]) AC_CHECK_SIZEOF( int_least64_t, [8]) AC_CHECK_SIZEOF(uint_least64_t, [8]) AC_CHECK_SIZEOF( int_fast64_t, [8]) AC_CHECK_SIZEOF( uint_fast64_t, [8]) AC_CHECK_SIZEOF([size_t], [4]) AC_CHECK_SIZEOF([ssize_t], [4]) cat >>confdefs.h <<\EOF #include /*for off_t definition*/ EOF AC_CHECK_SIZEOF([off_t], [4]) dnl Checkpoint the cache AC_CACHE_SAVE dnl ---------------------------------------------------------------------- dnl Check if the dev_t type is a scalar type (must come after the check for dnl sys/types.h) AC_MSG_CHECKING([if dev_t is scalar]) AC_TRY_COMPILE([ #ifdef HAVE_SYS_TYPES_H #include #endif ], [dev_t d1, d2; if(d1==d2) return 0;], AC_DEFINE([DEV_T_IS_SCALAR], [1], [Define if `dev_t' is a scalar]) AC_MSG_RESULT(yes), AC_MSG_RESULT(no) ) dnl ---------------------------------------------------------------------- dnl Fake --with-xxx option to allow us to create a help message for the dnl following --with-xxx options which can take either a =DIR or =INC,LIB dnl specifier. dnl AC_ARG_WITH([fnord], [ For the following --with-xxx options, you can specify where the header files and libraries are in two different ways: --with-xxx=INC,LIB - Specify individually the include directory and library directory separated by a comma --with-xxx=DIR - Specify only the directory which contains the include/ and lib/ subdirectories ]) dnl ---------------------------------------------------------------------- dnl Is the dmalloc present? It has a header file `dmalloc.h' and a library dnl `-ldmalloc' and their locations might be specified with the `--with-dmalloc' dnl command-line switch. The value is an include path and/or a library path. dnl If the library path is specified then it must be preceded by a comma. dnl AC_ARG_WITH([dmalloc], [AC_HELP_STRING([--with-dmalloc=DIR], [Use dmalloc memory debugging aid [default=no]])],, withval=no) case $withval in yes) HAVE_DMALLOC="yes" AC_CHECK_HEADERS(dmalloc.h) AC_CHECK_LIB(dmalloc, dmalloc_shutdown,, unset HAVE_DMALLOC) if test -z "$HAVE_DMALLOC" -a -n "$HDF5_CONFIG_ABORT"; then AC_MSG_ERROR(couldn't find dmalloc library) fi ;; no) HAVE_DMALLOC="no" AC_MSG_CHECKING(for dmalloc library) AC_MSG_RESULT(suppressed) ;; *) HAVE_DMALLOC="yes" case "$withval" in *,*) dmalloc_inc="`echo $withval |cut -f1 -d,`" dmalloc_lib="`echo $withval |cut -f2 -d, -s`" ;; *) if test -n "$withval"; then dmalloc_inc="$withval/include" dmalloc_lib="$withval/lib" fi ;; esac dnl Trying to include -I/usr/include and -L/usr/lib is redundant and dnl can mess some compilers up. if test "X$dmalloc_inc" = "X/usr/include"; then dmalloc_inc="" fi if test "X$dmalloc_lib" = "X/usr/lib"; then dmalloc_lib="" fi saved_CPPFLAGS="$CPPFLAGS" saved_LDFLAGS="$LDFLAGS" if test -n "$dmalloc_inc"; then CPPFLAGS="$CPPFLAGS -I$dmalloc_inc" fi AC_CHECK_HEADERS(dmalloc.h,, CPPFLAGS="$saved_CPPFLAGS") if test -n "$dmalloc_lib"; then LDFLAGS="$LDFLAGS -L$dmalloc_lib" fi AC_CHECK_LIB(dmalloc, dmalloc_shutdown,, LDFLAGS="$saved_LDFLAGS"; unset HAVE_DMALLOC) if test -z "$HAVE_DMALLOC" -a -n "$HDF5_CONFIG_ABORT"; then AC_MSG_ERROR(couldn't find dmalloc library) fi ;; esac dnl ---------------------------------------------------------------------- dnl Is the GNU zlib present? It has a header file `zlib.h' and a library dnl `-lz' and their locations might be specified with the `--with-zlib' dnl command-line switch. The value is an include path and/or a library path. dnl If the library path is specified then it must be preceded by a comma. dnl AC_SUBST(USE_FILTER_DEFLATE) USE_FILTER_DEFLATE="no" AC_ARG_WITH([zlib], [AC_HELP_STRING([--with-zlib=DIR], [Use zlib library for external deflate I/O filter [default=yes]])],, withval=yes) case $withval in yes) HAVE_ZLIB="yes" AC_CHECK_HEADERS([zlib.h], [HAVE_ZLIB_H="yes"]) AC_CHECK_LIB([z], [compress2],, [unset HAVE_ZLIB]) AC_CHECK_FUNC([compress2], [HAVE_COMPRESS2="yes"]) if test -z "$HAVE_ZLIB" -a -n "$HDF5_CONFIG_ABORT"; then AC_MSG_ERROR([couldn't find zlib library]) fi ;; no) HAVE_ZLIB="no" AC_MSG_CHECKING([for GNU zlib]) AC_MSG_RESULT([suppressed]) ;; *) HAVE_ZLIB="yes" case "$withval" in *,*) zlib_inc="`echo $withval |cut -f1 -d,`" zlib_lib="`echo $withval |cut -f2 -d, -s`" ;; *) if test -n "$withval"; then zlib_inc="$withval/include" zlib_lib="$withval/lib" fi ;; esac dnl Trying to include -I/usr/include and -L/usr/lib is redundant and dnl can mess some compilers up. if test "X$zlib_inc" = "X/usr/include"; then zlib_inc="" fi if test "X$zlib_lib" = "X/usr/lib"; then zlib_lib="" fi saved_CPPFLAGS="$CPPFLAGS" saved_LDFLAGS="$LDFLAGS" if test -n "$zlib_inc"; then CPPFLAGS="$CPPFLAGS -I$zlib_inc" fi AC_CHECK_HEADERS([zlib.h], [HAVE_ZLIB_H="yes"], [CPPFLAGS="$saved_CPPFLAGS"]) if test -n "$zlib_lib"; then LDFLAGS="$LDFLAGS -L$zlib_lib" fi AC_CHECK_LIB([z], [compress2],, [LDFLAGS="$saved_LDFLAGS"; unset HAVE_ZLIB]) AC_CHECK_FUNC([compress2], [HAVE_COMPRESS2="yes"]) if test -z "$HAVE_ZLIB" -a -n "$HDF5_CONFIG_ABORT"; then AC_MSG_ERROR([couldn't find zlib library]) fi ;; esac if test "x$HAVE_ZLIB" = "xyes" -a "x$HAVE_ZLIB_H" = "xyes" -a "x$HAVE_COMPRESS2" = "xyes"; then AC_DEFINE([HAVE_FILTER_DEFLATE], [1], [Define if support for deflate (zlib) filter is enabled]) USE_FILTER_DEFLATE="yes" dnl Add "deflate" to external filter list if test "X$EXTERNAL_FILTERS" != "X"; then EXTERNAL_FILTERS="${EXTERNAL_FILTERS}," fi EXTERNAL_FILTERS="${EXTERNAL_FILTERS}deflate(zlib)" fi dnl ---------------------------------------------------------------------- dnl Is the szlib present? It has a header file `szlib.h' and a library dnl `-lsz' and their locations might be specified with the `--with-szlib' dnl command-line switch. The value is an include path and/or a library path. dnl If the library path is specified then it must be preceded by a comma. dnl AC_SUBST(USE_FILTER_SZIP) USE_FILTER_SZIP="no" AC_ARG_WITH([szlib], [AC_HELP_STRING([--with-szlib=DIR], [Use szlib library for external szlib I/O filter [default=no]])],, withval=no) case $withval in yes) HAVE_SZLIB="yes" AC_CHECK_HEADERS([szlib.h], [HAVE_SZLIB_H="yes"]) AC_CHECK_LIB([sz], [SZ_BufftoBuffCompress],, [unset HAVE_SZLIB]) if test -z "$HAVE_SZLIB" -a -n "$HDF5_CONFIG_ABORT"; then AC_MSG_ERROR([couldn't find szlib library]) fi ;; no) HAVE_SZLIB="no" AC_MSG_CHECKING([for szlib]) AC_MSG_RESULT([suppressed]) ;; *) HAVE_SZLIB="yes" case "$withval" in *,*) szlib_inc="`echo $withval |cut -f1 -d,`" szlib_lib="`echo $withval |cut -f2 -d, -s`" ;; *) if test -n "$withval"; then szlib_inc="$withval/include" szlib_lib="$withval/lib" fi ;; esac dnl Trying to include -I/usr/include and -L/usr/lib is redundant and dnl can mess some compilers up. if test "X$szlib_inc" = "X/usr/include"; then szlib_inc="" fi if test "X$szlib_lib" = "X/usr/lib"; then szlib_lib="" fi saved_CPPFLAGS="$CPPFLAGS" saved_LDFLAGS="$LDFLAGS" if test -n "$szlib_inc"; then CPPFLAGS="$CPPFLAGS -I$szlib_inc" fi AC_CHECK_HEADERS([szlib.h], [HAVE_SZLIB_H="yes"], [CPPFLAGS="$saved_CPPFLAGS"]) if test -n "$szlib_lib"; then LDFLAGS="$LDFLAGS -L$szlib_lib" fi AC_CHECK_LIB([sz], [SZ_BufftoBuffCompress],, [LDFLAGS="$saved_LDFLAGS"; unset HAVE_SZLIB]) if test -z "$HAVE_SZLIB" -a -n "$HDF5_CONFIG_ABORT"; then AC_MSG_ERROR([couldn't find szlib library]) fi ;; esac if test "x$HAVE_SZLIB" = "xyes" -a "x$HAVE_SZLIB_H" = "xyes"; then AC_DEFINE(HAVE_FILTER_SZIP, 1, [Define if support for szip filter is enabled]) USE_FILTER_SZIP="yes" dnl SZLIB library is available. Check if it can encode AC_MSG_CHECKING([for szlib encoder]) AC_CACHE_VAL([hdf5_cv_szlib_can_encode], [AC_TRY_RUN([ #include int main(void) { /* SZ_encoder_enabled returns 1 if encoder is present */ if(SZ_encoder_enabled() == 1) exit(0); else exit(1); } ], [hdf5_cv_szlib_can_encode=yes], [hdf5_cv_szlib_can_encode=no],)]) if test ${hdf5_cv_szlib_can_encode} = "yes"; then AC_MSG_RESULT([yes]) else AC_MSG_RESULT([no]) fi dnl Add "szip" to external filter list if test "X$EXTERNAL_FILTERS" != "X"; then EXTERNAL_FILTERS="${EXTERNAL_FILTERS}," fi EXTERNAL_FILTERS="${EXTERNAL_FILTERS}szip" if test ${hdf5_cv_szlib_can_encode} = "yes"; then EXTERNAL_FILTERS="${EXTERNAL_FILTERS}(encoder)" else EXTERNAL_FILTERS="${EXTERNAL_FILTERS}(no encoder)" fi fi dnl ---------------------------------------------------------------------- dnl Is LLNL's PDB present? If so then we'll compile the PDB-to-HDF5 dnl translator. dnl AC_SUBST([BUILD_PDB2HDF]) AC_CHECK_LIB([pdb], [PD_open]) AC_CHECK_LIB([silo], [lite_PD_open]) AC_CHECK_HEADERS([pdb.h], [BUILD_PDB2HDF=yes]) AM_CONDITIONAL([BUILD_PDB2HDF_CONDITIONAL], [test "X$BUILD_PDB2HDF" = "Xyes"]) dnl Checkpoint the cache AC_CACHE_SAVE dnl ---------------------------------------------------------------------- dnl Is the Pthreads library present? It has a header file `pthread.h' and dnl a library `-lpthread' and their locations might be specified with the dnl `--with-pthread' command-line switch. The value is an include path dnl and/or a library path. If the library path is specified then it must dnl be preceded by a comma. dnl AC_SUBST([PTHREAD]) PTHREAD=yes AC_ARG_WITH([pthread], [AC_HELP_STRING([--with-pthread=DIR], [Use the Pthreads library [default=no]])],, withval=no) case "$withval" in yes) AC_CHECK_HEADERS([pthread.h]) AC_CHECK_LIB([pthread], [pthread_create],, [unset PTHREAD]) ;; no) AC_MSG_CHECKING([for pthread]) AC_MSG_RESULT([suppressed]) unset PTHREAD ;; *) case "$withval" in *,*) pthread_inc="`echo $withval | cut -f1 -d,`" pthread_lib="`echo $withval | cut -f2 -d, -s`" ;; *) if test -n "$withval"; then pthread_inc="$withval/include" pthread_lib="$withval/lib" fi ;; esac dnl Trying to include -I/usr/include and -L/usr/lib is redundant and dnl can mess some compilers up. if test "X$pthread_inc" = "X/usr/include"; then pthread_inc="" fi if test "X$pthread_lib" = "X/usr/lib"; then pthread_lib="" fi if test -n "$pthread_inc"; then saved_CPPFLAGS="$CPPFLAGS" CPPFLAGS="$CPPFLAGS -I$pthread_inc" AC_CHECK_HEADERS([pthread.h],, [CPPFLAGS="$saved_CPPFLAGS"; unset PTHREAD]) else AC_CHECK_HEADERS([pthread.h],, [unset PTHREAD]) fi if test -n "$pthread_lib"; then saved_LDFLAGS="$LDFLAGS" LDFLAGS="$LDFLAGS -L$pthread_lib" AC_CHECK_LIB([pthread], [pthread_create],, [LDFLAGS="$saved_LDFLAGS"; unset PTHREAD]) else AC_CHECK_LIB([pthread], [pthread_create],, [unset PTHREAD]) fi ;; esac dnl ---------------------------------------------------------------------- dnl Enable thread-safe version of library. It requires Pthreads support. dnl AC_MSG_CHECKING([for thread safe support]) AC_ARG_ENABLE([threadsafe], [AC_HELP_STRING([--enable-threadsafe], [Enable thread safe capability])], THREADSAFE=$enableval) case "X-$THREADSAFE" in X-|X-no) AC_MSG_RESULT([no]) ;; X-yes) dnl Check that we can link a simple Pthread program. AC_TRY_LINK(, [pthread_create()], [AC_MSG_RESULT([yes]); THREADSAFE=yes], [AC_MSG_ERROR([needed pthread library not available])]) ;; *) AC_MSG_RESULT([error]) AC_MSG_ERROR([\'$enableval\' is not a valid threadsafe type]) ;; esac if test "X$THREADSAFE" = "Xyes"; then AC_DEFINE([HAVE_THREADSAFE], [1], [Define if we have thread safe support]) fi dnl ---------------------------------------------------------------------- dnl Check if they would like the HDF5 v1.6 compatibility functions dnl compiled in dnl AC_MSG_CHECKING([whether HDF5 v1.6 compatibility functions enabled]) AC_ARG_ENABLE([hdf5v1_6], [AC_HELP_STRING([--enable-hdf5v1_6], [Compile the HDF5 v1.6 compatibility interface [default=no]])], [HDF5_V1_6_COMPAT=$enableval]) if test "$HDF5_V1_6_COMPAT" = "yes"; then AC_MSG_RESULT([yes]) AC_DEFINE([WANT_H5_V1_6_COMPAT], [1], [Define if the HDF5 v1.6 compatibility functions are to be compiled in]) else AC_MSG_RESULT([no]) fi dnl ---------------------------------------------------------------------- dnl Should the Stream Virtual File Driver be compiled in ? dnl AC_MSG_CHECKING([for Stream Virtual File Driver support]) AC_ARG_ENABLE([stream-vfd], [AC_HELP_STRING([--enable-stream-vfd], [Build the Stream Virtual File Driver [default=yes]])], [STREAM_VFD=$enableval], [STREAM_VFD=yes]) if test "$STREAM_VFD" = "yes"; then AC_MSG_RESULT([yes]) AC_CHECK_HEADERS([netinet/tcp.h sys/filio.h]) AC_DEFINE([HAVE_STREAM], [1], [Define if the stream virtual file driver should be compiled]) dnl Check if 'socklen_t' available AC_MSG_CHECKING([if socklen_t is defined]) AC_TRY_COMPILE([ #include #include #ifdef HAVE_UNISTD_H #include #endif #ifdef HAVE_SYS_TYPES_H #include #endif #ifdef HAVE_SYS_SOCKET_H #include #endif ], [socklen_t foo; return 0;], AC_DEFINE([HAVE_SOCKLEN_T], 1, [Define if `socklen_t' is defined]) AC_MSG_RESULT([yes]), AC_MSG_RESULT([no]) ) else AC_MSG_RESULT([not configured]) fi dnl ---------------------------------------------------------------------- dnl How does one figure out the local time zone? Anyone know of a dnl Posix way to do this? dnl dnl First check if `struct tm' has a `tm_gmtoff' member. AC_MSG_CHECKING([for tm_gmtoff in struct tm]) AC_TRY_COMPILE([ #include #include ], [struct tm tm; tm.tm_gmtoff=0;], AC_DEFINE([HAVE_TM_GMTOFF], [1], [Define if `tm_gmtoff' is a member of `struct tm']) AC_MSG_RESULT([yes]), AC_MSG_RESULT([no])) dnl check if `struct tm' has a `__tm_gmtoff' member. AC_MSG_CHECKING([for __tm_gmtoff in struct tm]) AC_TRY_COMPILE([ #include #include ], [struct tm tm; tm.__tm_gmtoff=0;], AC_DEFINE([HAVE___TM_GMTOFF], [1], [Define if `__tm_gmtoff' is a member of `struct tm']) AC_MSG_RESULT([yes]), AC_MSG_RESULT([no])) dnl Check whether the global variable `timezone' is defined. AC_MSG_CHECKING([for global timezone variable]) AC_TRY_LINK([ #include #include ], [timezone=0;], AC_DEFINE([HAVE_TIMEZONE], [1], [Define if `timezone' is a global variable]) AC_MSG_RESULT([yes]), AC_MSG_RESULT([no])) dnl Check whether `struct timezone' is defined. AC_STRUCT_TIMEZONE AC_MSG_CHECKING([for struct timezone]) AC_TRY_COMPILE([ #include #include #include ], [struct timezone tz; tz.tz_minuteswest=0;], AC_DEFINE([HAVE_STRUCT_TIMEZONE], [1], [Define if `struct timezone' is defined]) have_struct_tz="yes" AC_MSG_RESULT([yes]), AC_MSG_RESULT([no])) dnl If gettimeofday() is going to be used, make sure it uses the timezone struct if test "$have_gettime" = "yes" -a "$have_struct_tz" = "yes"; then AC_MSG_CHECKING(whether gettimeofday() gives timezone) AC_CACHE_VAL([hdf5_cv_gettimeofday_tz], [AC_TRY_RUN([ #include #include int main(void) { struct timeval tv; struct timezone tz; tz.tz_minuteswest = 7777; /* Initialize to an unreasonable number */ tz.tz_dsttime = 7; gettimeofday(&tv, &tz); /* Check whether the function returned any value at all */ if(tz.tz_minuteswest == 7777 && tz.tz_dsttime == 7) exit(1); else exit (0); }], [hdf5_cv_gettimeofday_tz=yes], [hdf5_cv_gettimeofday_tz=no],)]) if test ${hdf5_cv_gettimeofday_tz} = "yes"; then AC_MSG_RESULT([yes]) AC_DEFINE([GETTIMEOFDAY_GIVES_TZ], [1], [Define if gettimeofday() populates the tz pointer passed in]) else AC_MSG_RESULT([no]) fi fi dnl ---------------------------------------------------------------------- dnl Does the struct stat have the st_blocks field? This field is not Posix. dnl AC_MSG_CHECKING([for st_blocks in struct stat]) AC_TRY_COMPILE([ #include ],[struct stat sb; sb.st_blocks=0;], AC_DEFINE([HAVE_STAT_ST_BLOCKS], [1], [Define if `struct stat' has the `st_blocks' field]) AC_MSG_RESULT([yes]), AC_MSG_RESULT([no])) dnl ---------------------------------------------------------------------- dnl How do we figure out the width of a tty in characters? dnl AC_CHECK_FUNCS(_getvideoconfig gettextinfo GetConsoleScreenBufferInfo) AC_CHECK_FUNCS(_scrsize ioctl) AC_MSG_CHECKING([for struct videoconfig]) AC_TRY_COMPILE(,[struct videoconfig w; w.numtextcols=0;], AC_DEFINE([HAVE_STRUCT_VIDEOCONFIG], [1], [Define if `struct videoconfig' is defined]) AC_MSG_RESULT([yes]), AC_MSG_RESULT([no])) AC_MSG_CHECKING([for struct text_info]) AC_TRY_COMPILE(, [struct text_info w; w.screenwidth=0;], AC_DEFINE([HAVE_STRUCT_TEXT_INFO], [1], [Define if `struct text_info' is defined]) AC_MSG_RESULT([yes]), AC_MSG_RESULT([no])) AC_MSG_CHECKING([for TIOCGWINSZ]) AC_TRY_COMPILE([#include ],[int w=TIOCGWINSZ;], AC_DEFINE([HAVE_TIOCGWINSZ], [1], [Define if the ioctl TIOGWINSZ is defined]) AC_MSG_RESULT([yes]), AC_MSG_RESULT([no])) AC_MSG_CHECKING([for TIOCGETD]) AC_TRY_COMPILE([#include ],[int w=TIOCGETD;], AC_DEFINE([HAVE_TIOCGETD], [1], [Define if the ioctl TIOCGETD is defined]) AC_MSG_RESULT([yes]), AC_MSG_RESULT([no])) dnl ---------------------------------------------------------------------- dnl Check for functions. dnl tmpfile needed by h5pdiff. dnl AC_CHECK_FUNCS(fork frexpf frexpl gethostname getpwuid getrusage) AC_CHECK_FUNCS(BSDgettimeofday longjmp setsysinfo sigaction) AC_CHECK_FUNCS(signal snprintf vasprintf strdup system waitpid) AC_CHECK_FUNCS(random srandom) AC_CHECK_FUNCS(tmpfile) dnl Check for vsnprintf() separately, so we can detect situations where it dnl doesn't return the correct size for formatted strings that are too large dnl for the buffer provided AC_CHECK_FUNCS(vsnprintf, dnl Check if vsnprintf() returns correct size for strings that don't fit dnl into the size allowed. If vsnprintf() works correctly on this platform, dnl it should return a value of 42 for the test below dnl dnl Note that vsnprintf fails in two different ways: dnl - In IRIX64, calls to vnsprintf() with a formatted string that dnl is larger than the buffer size allowed incorrectly dnl return the size of the buffer minus one. dnl - In HP/UX, calls to vsnprintf() with a formatted string that dnl is larger than the buffer size allowed incorrectly dnl return (-1) AC_MSG_CHECKING([if vsnprintf returns correct value]) AC_CACHE_VAL([hdf5_cv_vsnprintf_works], AC_TRY_RUN([ #include #include #include int test_vsnprintf(const char *fmt,...) { va_list ap; char *s = malloc(16); int ret; va_start(ap, fmt); ret=vsnprintf(s,16,"%s",ap); va_end(ap); return(ret!=42 ? 1 : 0); } int main(void) { exit(test_vsnprintf("%s","A string that is longer than 16 characters")); } ],[hdf5_cv_vsnprintf_works=yes],[hdf5_cv_vsnprintf_works=no],)) if test ${hdf5_cv_vsnprintf_works} = "yes"; then AC_MSG_RESULT([yes]) AC_DEFINE([VSNPRINTF_WORKS], [1], [Define if vsnprintf() returns the correct value for formatted strings that don't fit into size allowed]) else AC_MSG_RESULT([no]) fi ,) dnl ---------------------------------------------------------------------- dnl Check compiler characteristics dnl AC_C_CONST AC_C_INLINE AC_MSG_CHECKING([for __attribute__ extension]) AC_TRY_COMPILE(,[int __attribute__((unused)) x], AC_DEFINE([HAVE_ATTRIBUTE], [1], [Define if the __attribute__(()) extension is present]) AC_MSG_RESULT([yes]), AC_MSG_RESULT([no])) AC_MSG_CHECKING([for __FUNCTION__ extension]) AC_TRY_COMPILE(,[(void)__FUNCTION__], AC_DEFINE([HAVE_FUNCTION], [1], [Define if the compiler understand the __FUNCTION__ keyword]) AC_MSG_RESULT([yes]), AC_MSG_RESULT([no])) dnl ---------------------------------------------------------------------- dnl Try to figure out how to print `long long'. Some machines use `%lld' dnl and others use `%qd'. There may be more! The final `l' is a dnl default in case none of the others work. dnl Need to patch up LD_LIBRARY_PATH so that the execution can find all dnl the dynamic library. The correct way to do it should be updating dnl LD_LIBRARY_PATH along with LDFLAGS or do it with the AC_TRY_RUN macro. dnl AC_MSG_CHECKING([how to print long long]) AC_CACHE_VAL([hdf5_cv_printf_ll], LD_LIBRARY_PATH="$LD_LIBRARY_PATH`echo $LDFLAGS | sed -e 's/-L/:/g' -e 's/ //g'`" export LD_LIBRARY_PATH for hdf5_cv_printf_ll in l ll L q unknown; do AC_TRY_RUN([ #include #include #include int main(void) { char *s = malloc(128); long long x = (long long)1048576 * (long long)1048576; sprintf(s,"%${hdf5_cv_printf_ll}d",x); exit(strcmp(s,"1099511627776")); } ], break,,continue) done)dnl AC_MSG_RESULT([%${hdf5_cv_printf_ll}d and %${hdf5_cv_printf_ll}u]) AC_DEFINE_UNQUOTED([PRINTF_LL_WIDTH], ["$hdf5_cv_printf_ll"], [Width for printf() for type `long long' or `__int64', use `ll']) dnl ---------------------------------------------------------------------- dnl Check if pthread_attr_setscope(&attribute, PTHREAD_SCOPE_SYSTEM) dnl is supported on this system dnl AC_MSG_CHECKING([Threads support system scope]) AC_CACHE_VAL([hdf5_cv_system_scope_threads], [AC_TRY_RUN([ #if STDC_HEADERS #include #include #endif int main(void) { pthread_attr_t attribute; int ret; pthread_attr_init(&attribute); ret=pthread_attr_setscope(&attribute, PTHREAD_SCOPE_SYSTEM); exit(ret==0 ? 0 : 1); } ], [hdf5_cv_system_scope_threads=yes], [hdf5_cv_system_scope_threads=no],)]) if test ${hdf5_cv_system_scope_threads} = "yes"; then AC_DEFINE([SYSTEM_SCOPE_THREADS], [1], [Define if your system supports pthread_attr_setscope(&attribute, PTHREAD_SCOPE_SYSTEM) call.]) AC_MSG_RESULT([yes]) else AC_MSG_RESULT([no]) fi dnl ---------------------------------------------------------------------- dnl Checking to see if GPFS is available on this filesystem dnl AC_ARG_ENABLE([gpfs], [AC_HELP_STRING([--enable-gpfs], [Enable GPFS hints for the MPI/POSIX file driver. [default=no]])],, [enableval=no]) case "X-$enableval" in X-yes) AC_CHECK_HEADERS([gpfs.h], AC_MSG_CHECKING([for GPFS support]) AC_TRY_COMPILE([#include ], [int fd = 0; gpfs_fcntl(fd, (void *)0);], AC_DEFINE(HAVE_GPFS, 1, [Define if we have GPFS support]) AC_MSG_RESULT([yes]) LIBS="$LIBS -lgpfs" GPFS="yes", AC_MSG_RESULT([no]) GPFS="no")) ;; X-no|*) AC_MSG_CHECKING([for gpfs]) AC_MSG_RESULT([suppressed]) ;; esac dnl ---------------------------------------------------------------------- dnl Turn on debugging by setting compiler flags dnl AC_MSG_CHECKING(for debug flags) AC_ARG_ENABLE([debug], [AC_HELP_STRING([--enable-debug=all], [Turn on debugging in all packages. One may also specify a comma-separated list of package names without the leading H5 or the word no. The default is most packages.])], [DEBUG_PKG=$enableval]) AC_SUBST([DEBUG_PKG]) all_packages="ac,b,d,e,f,g,hg,hl,i,mf,mm,o,p,s,t,v,z" case "X-$DEBUG_PKG" in X-|X-yes) DEBUG_PKG="d,e,f,g,hg,i,mm,o,p,s,t,v,z" CPPFLAGS="$CPPFLAGS -UNDEBUG" AC_MSG_RESULT([default ($DEBUG_PKG)]) ;; X-all) DEBUG_PKG=$all_packages CPPFLAGS="$CPPFLAGS -UNDEBUG" AC_MSG_RESULT([all ($DEBUG_PKG)]) ;; X-no|X-none) AC_MSG_RESULT([none]) DEBUG_PKG= CPPFLAGS="$CPPFLAGS -DNDEBUG" ;; *) AC_MSG_RESULT([$DEBUG_PKG]) ;; esac if test -n "$DEBUG_PKG"; then for pkg in `echo $DEBUG_PKG | tr 'a-z,' 'A-Z '`; do CPPFLAGS="$CPPFLAGS -DH5${pkg}_DEBUG" done fi dnl ---------------------------------------------------------------------- dnl Check if they would like the function stack support compiled in dnl AC_MSG_CHECKING([whether function stack tracking is enabled]) AC_ARG_ENABLE([funcstack], [AC_HELP_STRING([--enable-funcstack], [Enable the function stack tracing. Default=no if debug is disabled.])], [FUNCSTACK=$enableval]) dnl Default to no if debug is disabled if test "X-$FUNCSTACK" = X- ; then if test -z "$DEBUG_PKG" ; then FUNCSTACK=no else FUNCSTACK=yes fi fi case "X-$FUNCSTACK" in X-|X-yes) FUNCSTACK="yes" AC_MSG_RESULT([yes]) AC_DEFINE([HAVE_FUNCSTACK], [1], [Define if the function stack tracing code is to be compiled in]) ;; *) AC_MSG_RESULT([no]) ;; esac dnl ---------------------------------------------------------------------- dnl Enable tracing of the API dnl This must come after the enable-debug since it depends on debug. dnl AC_SUBST([TRACE_API]) AC_MSG_CHECKING([for API tracing]); AC_ARG_ENABLE([trace], [AC_HELP_STRING([--enable-trace], [Enable API tracing capability. Default=no if debug is disabled.])], TRACE=$enableval) dnl Default to no if debug is disabled if test "X-$TRACE" = X- ; then if test -z "$DEBUG_PKG" ; then TRACE=no else TRACE=yes fi fi case "X-$TRACE" in X-yes) AC_MSG_RESULT([yes]) TRACE_API=yes CPPFLAGS="$CPPFLAGS -DH5_DEBUG_API" ;; X-no|*) AC_MSG_RESULT([no]) TRACE_API=no CPPFLAGS="$CPPFLAGS -UH5_DEBUG_API" ;; esac dnl ---------------------------------------------------------------------- dnl Enable instrumenting of the library's internal operations dnl This must come after the enable-debug since it depends on debug. dnl AC_SUBST([INSTRUMENT_LIBRARY]) AC_MSG_CHECKING([for instrumented library]); AC_ARG_ENABLE([instrument], [AC_HELP_STRING([--enable-instrument], [Enable library instrumentation of optimization tracing. Default=no if debug is disabled.])], INSTRUMENT=$enableval) dnl Default to no if debug is disabled if test "X-$INSTRUMENT" = X- ; then if test -z "$DEBUG_PKG" ; then INSTRUMENT=no else INSTRUMENT=yes fi fi case "X-$INSTRUMENT" in X-yes) AC_MSG_RESULT([yes]) INSTRUMENT_LIBRARY=yes AC_DEFINE([HAVE_INSTRUMENTED_LIBRARY], [1], [Define if library will contain instrumentation to detect correct optimization operation]) ;; X-no|*) AC_MSG_RESULT([no]) INSTRUMENT_LIBRARY=no ;; esac dnl Checkpoint the cache AC_CACHE_SAVE dnl ---------------------------------------------------------------------- dnl The following variables are used to distinguish between building a dnl serial and parallel library. dnl dnl HAVE_PARALLEL -- defined in H5config.h if we are building dnl a parallel library even if configure wasn't dnl able to find some header file or library that dnl might be required. This is defined if the dnl compiler looks like a parallel compiler (e.g., dnl mpicc or mpcc) or if the user explicitly states dnl that a parallel library is being built by supplying dnl the `--enable-parallel' configure switch. dnl dnl PARALLEL -- This variable is set to a non-null value if dnl configure thinks we're compiling a parallel dnl version of the library. dnl dnl RUNSERIAL -- This is a command which will be prepended to dnl the executable name to run the executable using dnl a single process. For serial versions of the dnl library this will normally be empty. For parallel dnl versions it might be something like `mpirun -np 1'. dnl The value of this variable is substituted in *.in dnl files. dnl dnl RUNPARALLEL -- This is a command which will be prepended to dnl the executable name to run the executable on dnl multiple processors. For the serial library the dnl value will normally be the empty string. For dnl parallel library it should be something like dnl `mpi -np $$NPROCS' where NPROCS will eventually dnl contain the number of processors on which to run dnl the executable (the double dollarsigns are to dnl protect the expansion until make executes the dnl command). The value of this variable is dnl substituted in *.in files. dnl AC_SUBST([PARALLEL]) AC_SUBST([RUNSERIAL]) AC_SUBST([RUNPARALLEL]) AC_SUBST([TESTPARALLEL]) dnl ---------------------------------------------------------------------- dnl If the compiler is obviously a parallel compiler then we're building dnl a parallel version of hdf5 and should define HAVE_PARALLEL. Furthermore, dnl the name of the compiler might tell us how to run the resulting dnl executable. For `mpicc' the executable should be run with `mpirun' from dnl the same directory as mpicc if it exists. dnl case "$CC_BASENAME" in mpicc) dnl The mpich compiler. Use mpirun from the same directory if it dnl exists. PARALLEL=mpicc AC_MSG_CHECKING([for mpirun]) dnl Find the path where mpicc is located. cmd="`echo $CC | cut -f1 -d' '`" if (echo $cmd | grep / >/dev/null); then path="`echo $cmd | sed 's/\(.*\)\/.*$/\1/'`" else for path in `echo $PATH | tr : ' '`; do if test -x $path/$cmd; then break fi done fi dnl Is there an mpirun at that path? if test -x $path/mpirun; then AC_MSG_RESULT([$path/mpirun]) RUNSERIAL="${RUNSERIAL:-none}" if test -z "$RUNPARALLEL"; then RUNPARALLEL="$path/mpirun -np \$\${NPROCS:=3}" fi else AC_MSG_RESULT([none]) fi ;; hcc) dnl The LAM compiler. Use mpirun_lam or mpirun from the same directory dnl if it exists. PARALLEL=hcc AC_MSG_CHECKING([for mpirun_lam or mpirun]) dnl Find the path where hcc is located cmd="`echo $CC | cut -f1 -d' '`" if (echo $cmd | grep / >/dev/null); then path="`echo $cmd | sed 's/\(.*\)\/.*$/\1/'`" else for path in `echo $PATH | tr : ' '`; do if test -x $path/$cmd; then break fi done fi dnl Is there an mpirun_lam or mpirun at that path? if test -x $path/mpirun_lam -o -x $path/mpirun; then if test -x $path/mpirun_lam; then cmd=mpirun_lam else cmd=mpirun fi AC_MSG_RESULT([$path/$cmd]) RUNSERIAL="${RUNSERIAL:-none}" if test -z "$RUNPARALLEL"; then RUNPARALLEL="$path/$cmd -np \$\${NPROCS:=3}" fi else AC_MSG_RESULT([none]) fi ;; mpcc|mpcc_r) dnl The IBM compiler PARALLEL="$CC_BASENAME" ;; *) dnl Probably not a parallel compiler, but if `--enable-parallel' dnl is defined below then we're still building a parallel hdf5. ;; esac dnl ---------------------------------------------------------------------- dnl If the Fortran compiler is obviously a parallel compiler then we're dnl building a parallel version of hdf5 and should define HAVE_PARALLEL. dnl Furthermore, the name of the compiler might tell us how to run the dnl resulting executable. For `mpif90' the executable should be run with dnl `mpirun' from the same directory as mpif90 if it exists. dnl if test "X$HDF_FORTRAN" = "Xyes"; then dnl Change to the Fortran 90 language AC_LANG_PUSH(Fortran) case "$FC" in *mpif90*) dnl The Fortran mpich compiler. Use mpirun from the same directory dnl if it exists. PARALLEL=mpif90 AC_MSG_CHECKING([for mpirun]) dnl Find the path where mpif90 is located. cmd=`echo $FC |cut -f1 -d' '` if (echo $cmd |grep / >/dev/null); then path="`echo $cmd |sed 's/\(.*\)\/.*$/\1/'`" else for path in `echo $PATH |tr : ' '`; do if test -x $path/$cmd; then break; fi done fi dnl Is there an mpirun at that path? if test -x $path/mpirun; then AC_MSG_RESULT([$path/mpirun]) RUNSERIAL="${RUNSERIAL:-none}" if test -z "$RUNPARALLEL"; then RUNPARALLEL="$path/mpirun -np \$\${NPROCS:=2}" fi else AC_MSG_RESULT([none]) fi ;; *mpxlf* | *mpxlf_r* | *mpxlf90* | *mpxlf90_r* | *mpxlf95* | *mpxlf95_r*) dnl The IBM compiler PARALLEL="$FC" ;; *) dnl Probably not a parallel compiler, but if `--enable-parallel' dnl is defined below then we're still building a parallel hdf5. ;; esac dnl Change to the C language AC_LANG_POP(Fortran) fi dnl ---------------------------------------------------------------------- dnl What header files and libraries do we have to look for for parallel dnl support? For the most part, search paths are already specified with dnl CPPFLAGS and LDFLAGS or are known to the compiler. If the user says dnl `--disable-parallel' but specifies a known parallel compiler (like mpicc dnl or mpcc) then parallel support is enabled but configure doesn't search dnl for any parallel header files or libraries. dnl AC_ARG_ENABLE([parallel], [AC_HELP_STRING([--enable-parallel], [Search for MPI-IO and MPI support files])]) dnl The --enable-parallel flag is not compatible with --enable-cxx. dnl If the user tried to specify both flags, throw an error. if test "X${HDF_CXX}" = "Xyes" -a "X${enable_parallel}" = "Xyes"; then AC_MSG_ERROR([--enable-cxx and --enable-parallel flags are incompatible]) fi dnl --enable-parallel is also incompatible with --enable-threadsafe. if test "X${THREADSAFE}" = "Xyes" -a "X${enable_parallel}" = "Xyes"; then AC_MSG_ERROR([--enable-threadsafe and --enable-parallel flags are incompatible]) fi dnl It's possible to build in parallel by specifying a parallel compiler dnl without using the --enable-parallel flag. This isn't allowed with dnl C++ or threadsafe, either. if test "X${PARALLEL}" != "X" -a "X${enable_cxx}" = "Xyes" ; then AC_MSG_ERROR([An MPI compiler is being used; --enable-cxx is not allowed]) fi if test "X${PARALLEL}" != "X" -a "X${THREADSAFE}" = "Xyes"; then AC_MSG_ERROR([An MPI compiler is being used; --enable-threadsafe is not allowed]) fi AC_MSG_CHECKING([for parallel support files]) case "X-$enable_parallel" in X-|X-no|X-none) dnl Either we are not compiling for parallel or the header and dnl library files and locations are known to the compiler (this is dnl the case for a correct installation of mpicc for instance). AC_MSG_RESULT([skipped]) ;; X-yes) dnl We want to compile a parallel library with a compiler that dnl may already know how to link with MPI and MPI-IO. AC_MSG_RESULT([provided by compiler]) PARALLEL=yes dnl Try link a simple MPI program. If fail, try again with -lmpi. AC_TRY_LINK(, MPI_Init(),, AC_CHECK_LIB(mpi, MPI_Init,, PARALLEL=no)) dnl Then try link a simple MPI-IO program. If fail, try again with dnl -lmpio. if test "X$PARALLEL" = "Xyes"; then AC_TRY_LINK(, [MPI_File_open()],, [AC_CHECK_LIB([mpio], [MPI_File_open],, [PARALLEL=no])]) fi if test "X$HDF_FORTRAN" = "Xyes"; then dnl Change to the Fortran 90 language AC_LANG_PUSH(Fortran) dnl Try link a simple MPI program. If fail, try again with -lmpi. AC_TRY_FLINK(mpif.h, [ integer:: ierr call mpi_file_open( ierr )],, AC_CHECK_FLIB(mpi, [ include 'mpif.h' integer:: ierr call mpi_file_open( ierr )],, PARALLEL=no)) dnl Then try link a simple MPI-IO program. If fail, try again with dnl -lmpio. if test "X$PARALLEL" = "Xyes"; then AC_TRY_FLINK(mpif.h, [ integer:: ierr call mpi_file_open( ierr )],, AC_CHECK_FLIB(mpio, [ include 'mpif.h' integer:: ierr call mpi_file_open( ierr )],, PARALLEL=no)) fi dnl Change to the C language AC_LANG_POP(Fortran) fi dnl Set RUNPARALLEL to mpirun if not set yet. if test "X$PARALLEL" = "Xyes" -a -z "$RUNPARALLEL"; then RUNPARALLEL="mpirun -np \$\${NPROCS:=3}" fi ;; *) AC_MSG_RESULT([error]) AC_MSG_ERROR([\'$enable_parallel\' is not a valid parallel search type]) ;; esac dnl ---------------------------------------------------------------------- dnl Print some other parallel information and do some sanity checks. dnl AC_SUBST([ADD_PARALLEL_FILES]) ADD_PARALLEL_FILES="no" if test -n "$PARALLEL"; then dnl The 'testpar' directory should participate in the build TESTPARALLEL=testpar dnl We are building a parallel library AC_DEFINE([HAVE_PARALLEL], [1], [Define if we have parallel support]) dnl Display what we found about running programs AC_MSG_CHECKING([prefix for running on one processor]) AC_MSG_RESULT([$RUNSERIAL]) AC_MSG_CHECKING([prefix for running in parallel]) AC_MSG_RESULT([$RUNPARALLEL]) dnl Check that we can link a simple MPI and MPI-IO application AC_MSG_CHECKING([whether a simple MPI-IO program can be linked]) AC_TRY_LINK(, [MPI_Init(); MPI_File_open();], AC_MSG_RESULT([yes]), AC_MSG_RESULT([no]) AC_MSG_ERROR([unable to link a simple MPI-IO application])) dnl There *must* be some way to run in parallel even if it's just the dnl word `none'. if test -z "$RUNPARALLEL"; then AC_MSG_ERROR([no way to run a parallel program]) fi dnl If RUNSERIAL or RUNPARALLEL is the word `none' then replace it with dnl the empty string. if test "X$RUNSERIAL" = "Xnone"; then RUNSERIAL="" fi if test "X$RUNPARALLEL" = "Xnone"; then RUNPARALLEL="" fi if test "X$HDF_FORTRAN" = "Xyes"; then ADD_PARALLEL_FILES="yes" AC_MSG_CHECKING([for MPI_Comm_c2f and MPI_Comm_f2c functions]) AC_TRY_LINK([#include ], [MPI_Comm c_comm; MPI_Comm_c2f(c_comm)], AC_DEFINE([HAVE_MPI_MULTI_LANG_Comm], [1], [Define if `MPI_Comm_c2f' and `MPI_Comm_f2c' exists]) AC_MSG_RESULT([yes]), AC_MSG_RESULT([no]) ) AC_MSG_CHECKING([for MPI_Info_c2f and MPI_Info_f2c functions]) AC_TRY_LINK([#include ], [MPI_Info c_info; MPI_Info_c2f(c_info)], AC_DEFINE([HAVE_MPI_MULTI_LANG_Info], [1], [Define if `MPI_Info_c2f' and `MPI_Info_f2c' exists]) AC_MSG_RESULT([yes]), AC_MSG_RESULT([no]) ) fi dnl -------------------------------------------------------------------- dnl Do we want MPE instrumentation feature on? dnl dnl This must be done after enable-parallel is checked since it depends dnl on a mpich compiler. dnl AC_SUBST([MPE]) MPE=yes AC_ARG_WITH([mpe], [AC_HELP_STRING([--with-mpe=DIR], [Use MPE instrumentation [default=no]])],, [withval=no]) case "X-$withval" in X-|X-no|X-none) AC_MSG_CHECKING([for MPE]) AC_MSG_RESULT([suppressed]) unset MPE ;; X-yes) AC_CHECK_HEADERS([mpe.h],, [unset MPE]) AC_CHECK_LIB([mpe], [MPE_Init_log],, [unset MPE]) AC_CHECK_LIB([lmpe], [CLOG_Init],, [unset MPE]) ;; *) case "$withval" in *,*) mpe_inc="`echo $withval | cut -f1 -d,`" mpe_lib="`echo $withval | cut -f2 -d, -s`" ;; *) if test -n "$withval"; then mpe_inc="$withval/include" mpe_lib="$withval/lib" fi ;; esac dnl Trying to include -I/usr/include and -L/usr/lib is redundant and dnl can mess some compilers up. if test "X$mpe_inc" = "X/usr/include"; then mpe_inc="" fi if test "X$mpe_lib" = "X/usr/lib"; then mpe_lib="" fi if test -n "$mpe_inc"; then saved_CPPFLAGS="$CPPFLAGS" CPPFLAGS="$CPPFLAGS -I$mpe_inc" AC_CHECK_HEADERS([mpe.h],, [CPPFLAGS="$saved_CPPFLAGS"; unset MPE]) else AC_CHECK_HEADERS([mpe.h],, [unset MPE]) fi if test -n "$mpe_lib"; then saved_LDFLAGS="$LDFLAGS" LDFLAGS="$LDFLAGS -L$mpe_lib" AC_CHECK_LIB([mpe], [MPE_Init_log],, [LDFLAGS="$saved_LDFLAGS"; unset MPE]) AC_CHECK_LIB([lmpe], [CLOG_Init],, [LDFLAGS="$saved_LDFLAGS"; unset MPE]) else AC_CHECK_LIB([mpe], [MPE_Init_log],, [unset MPE]) AC_CHECK_LIB([lmpe], [CLOG_Init],, [unset MPE]) fi ;; esac if test "X-$MPE" = "X-yes"; then AC_DEFINE([HAVE_MPE], [1], [Define if we have MPE support]) fi dnl ---------------------------------------------------------------------- dnl Check if they would like the "Flexible parallel" interface enabled dnl AC_MSG_CHECKING([if Flexible Parallel HDF5 interface enabled]) AC_ARG_ENABLE([fphdf5], [AC_HELP_STRING([--enable-fphdf5], [Enable the Flexible Parallel HDF5 interface [default=no]])], [FPHDF5=$enableval], [FPHDF5="no"]) if test "X$FPHDF5" = "Xyes"; then dnl The --enable-fphdf5 flag is not compatible with --enable-fortran. dnl If the user tried to specify both flags, throw an error. if test "X$${FPHDF5}" != "X" && test "X${HDF_FORTRAN}" != "X"; then AC_MSG_ERROR([--enable-fphdf5 and --enable-fortran flags are incompatible]) fi AC_DEFINE(HAVE_FPHDF5, 1, [Define if we want flexible parallel HDF5 support]) AC_MSG_RESULT([yes]) else AC_MSG_RESULT([no]) fi dnl ---------------------------------------------------------------------- dnl Set the flag to indicate that the MPI_File_set_size() function dnl works with files over 2GB, unless it's already set in the cache. dnl (This flag should be set for all machines, except for ASCI Red, where dnl the cache value is set in it's config file) dnl AC_MSG_CHECKING([if MPI_File_set_size works for files over 2GB]) AC_CACHE_VAL([hdf5_cv_mpi_file_set_size_big], [hdf5_cv_mpi_file_set_size_big=yes]) if test ${hdf5_cv_mpi_file_set_size_big} = "yes"; then AC_DEFINE([MPI_FILE_SET_SIZE_BIG], [1], [Define if your system's `MPI_File_set_size' function works for files over 2GB.]) AC_MSG_RESULT([yes]) else AC_MSG_RESULT([no]) fi dnl ---------------------------------------------------------------------- dnl Check to see whether the complicate MPI derived datatype works. dnl Up to now(Dec. 20th, 2004), we find that IBM's MPIO implemention doesn't dnl handle with the displacement of the complicate MPI type derived datatype dnl correctly. So we add the check here. AC_MSG_CHECKING([if irregular hyperslab optimization code works inside MPI-IO]) AC_CACHE_VAL([hdf5_mpi_complex_derived_datatype_works],[hdf5_mpi_complex_derived_datatype_works=yes]) if test ${hdf5_mpi_complex_derived_datatype_works} = "yes"; then AC_DEFINE([MPI_COMPLEX_DERIVED_DATATYPE_WORKS], [1], [Define if your system can handle complicated MPI derived datatype correctly.]) AC_MSG_RESULT([yes]) else AC_MSG_RESULT([no]) fi fi dnl ---------------------------------------------------------------------- dnl Turn on internal I/O filters by setting macros in header files dnl Internal I/O filters are contained entirely within the library and do dnl not depend on external headers or libraries. The shuffle filter is dnl an example of an internal filter, while the gzip filter is an example of dnl an external filter. Each external filter is controlled with an dnl "--with-foo=" configure flag. dnl AC_SUBST([FILTERS]) AC_SUBST(USE_FILTER_SHUFFLE) USE_FILTER_SHUFFLE="no" AC_SUBST(USE_FILTER_FLETCHER32) USE_FILTER_FLETCHER32="no" AC_SUBST(USE_FILTER_NBIT) USE_FILTER_NBIT="no" AC_SUBST(USE_FILTER_SCALEOFFSET) USE_FILTER_SCALEOFFSET="no" AC_MSG_CHECKING([for I/O filters]) AC_ARG_ENABLE([filters], [AC_HELP_STRING([--enable-filters=all], [Turn on all internal I/O filters. One may also specify a comma-separated list of filters or the word no. The default is all internal I/O filters.])], [FILTERS=$enableval]) dnl Eventually: all_filters="shuffle,foo,bar,baz" all_filters="shuffle,fletcher32,nbit,scaleoffset" case "X-$FILTERS" in X-|X-all) FILTERS=$all_filters AC_MSG_RESULT([all ($FILTERS)]) ;; X-no|X-none) AC_MSG_RESULT([none]) FILTERS="none" ;; *) AC_MSG_RESULT([$FILTERS]) ;; esac if test -n "$FILTERS"; then for filter in `echo $FILTERS | tr 'a-z,' 'A-Z '`; do dnl ------------------------------------------------------------------ dnl Have to use separate 'if' construct for each filter, so that dnl autoheader can detect the AC_DEFINE for each one... dnl if test $filter = "SHUFFLE"; then AC_DEFINE([HAVE_FILTER_SHUFFLE], [1], [Define if support for shuffle filter is enabled]) USE_FILTER_SHUFFLE="yes" fi if test $filter = "FLETCHER32"; then AC_DEFINE([HAVE_FILTER_FLETCHER32], [1], [Define if support for Fletcher32 checksum is enabled]) USE_FILTER_FLETCHER32="yes" fi if test $filter = "NBIT"; then AC_DEFINE([HAVE_FILTER_NBIT], [1], [Define if support for nbit filter is enabled]) USE_FILTER_NBIT="yes" fi if test $filter = "SCALEOFFSET"; then AC_DEFINE([HAVE_FILTER_SCALEOFFSET], [1], [Define if support for scaleoffset filter is enabled]) USE_FILTER_SCALEOFFSET="yes" fi done fi dnl ---------------------------------------------------------------------- dnl This is defined only when we're using CodeWarrior, since it has a dnl broken "open()" call. dnl if test 1 = 2; then AC_DEFINE([NO_SHARED_WRITING], [1], [Define if shared writing must be disabled (CodeWarrior only)]) fi dnl ---------------------------------------------------------------------- dnl Decide whether the presence of user's exception handling functions is dnl checked and data conversion exceptions are returned. This is mainly dnl for the speed optimization of hard conversions. Soft conversions can dnl actually benefit little. dnl AC_MSG_CHECKING([whether exception handling functions is checked during data conversions]) AC_ARG_ENABLE([dconv-exception], [AC_HELP_STRING([--enable-dconv-exception], [if exception handling functions is checked during data conversions [default=yes]])], [DCONV_EXCEPTION=$enableval], [DCONV_EXCEPTION=yes]) if test "$DCONV_EXCEPTION" = "yes"; then AC_MSG_RESULT([yes]) AC_DEFINE([WANT_DCONV_EXCEPTION], [1], [Check exception handling functions during data conversions]) else AC_MSG_RESULT([no]) fi dnl ---------------------------------------------------------------------- dnl Decide whether the data accuracy has higher priority during data dnl conversions. If not, some hard conversions will still be prefered even dnl though the data may be wrong (for example, some compilers don't dnl support denormalized floating values) to maximize speed. dnl AC_MSG_CHECKING([whether data accuracy is guaranteed during data conversions]) AC_ARG_ENABLE([dconv-accuracy], [AC_HELP_STRING([--enable-dconv-accuracy], [if data accuracy is guaranteed during data conversions [default=yes]])], [DATA_ACCURACY=$enableval], [DATA_ACCURACY=yes]) if test "$DATA_ACCURACY" = "yes"; then AC_MSG_RESULT([yes]) AC_DEFINE([WANT_DATA_ACCURACY], [1], [Data accuracy is prefered to speed during data conversions]) else AC_MSG_RESULT([no]) fi dnl ---------------------------------------------------------------------- dnl Set the flag to indicate that the machine can handle converting dnl denormalized floating-point values. dnl (This flag should be set for all machines, except for the Crays, where dnl the cache value is set in it's config file) dnl AC_MSG_CHECKING([if converting denormalized floating-point values is possible]) AC_CACHE_VAL([hdf5_cv_convert_denormal_float], [hdf5_cv_convert_denormal_float=yes]) if test ${hdf5_cv_convert_denormal_float} = "yes"; then AC_DEFINE([CONVERT_DENORMAL_FLOAT], [1], [Define if your system can handle converting denormalized floating-point values.]) AC_MSG_RESULT([yes]) else AC_MSG_RESULT([no]) fi dnl ----------------------------------------------------------------------- dnl Set flag to indicate that the machine can handle conversion from dnl long double to integers accurately. This flag should be set "yes" for dnl all machines except all SGIs. For SGIs, some conversions are dnl incorrect and its cache value is set "no" in its config/irix6.x and dnl irix5.x. dnl AC_MSG_CHECKING([if converting from long double to integers is accurate]) if test ${ac_cv_sizeof_long_double} = 0; then hdf5_ldouble_to_integer_accurate=${hdf5_ldouble_to_integer_accurate=no} else AC_CACHE_VAL([hdf5_cv_ldouble_to_integer_accurate], [hdf5_cv_ldouble_to_integer_accurate=yes]) fi if test ${hdf5_cv_ldouble_to_integer_accurate} = "yes"; then AC_DEFINE([LDOUBLE_TO_INTEGER_ACCURATE], [1], [Define if your system can convert long double to integers accurately.]) AC_MSG_RESULT([yes]) else AC_MSG_RESULT([no]) fi dnl ----------------------------------------------------------------------- dnl Set flag to indicate that the machine can do conversion from dnl long double to integers regardless of accuracy. This flag should be dnl set "yes" for all machines except HP-UX 11.00. For HP-UX 11.00, the dnl compiler has 'floating exception' when converting 'long double' to all dnl integers except 'unsigned long long'. Other HP-UX systems are unknown dnl yet. (1/8/05 - SLU) AC_MSG_CHECKING([if converting from long double to integers works]) if test ${ac_cv_sizeof_long_double} = 0; then hdf5_ldouble_to_integer_works=${hdf5_ldouble_to_integer_works=no} else AC_CACHE_VAL([hdf5_ldouble_to_integer_works], [AC_TRY_RUN([ int main(void) { void *align; long double ld= 9701917572145405952.00L; unsigned char v1; short v2; unsigned int v3; int ret = 0; align = (void*)malloc(sizeof(long double)); memcpy(align, &ld, sizeof(long double)); /*For HU-UX11.00, there's floating exception(core dump) when doing some of casting *from 'long double' to integers*/ v1=(unsigned char)(*((long double*)align)); v2=(short)(*((long double*)align)); v3=(unsigned int)(*((long double*)align)); done: exit(ret); } ], [hdf5_ldouble_to_integer_works=yes], [hdf5_ldouble_to_integer_works=no],)]) fi if test ${hdf5_ldouble_to_integer_works} = "yes"; then AC_DEFINE([LDOUBLE_TO_INTEGER_WORKS], [1], [Define if your system can convert from long double to integer values.]) AC_MSG_RESULT([yes]) else AC_MSG_RESULT([no]) fi dnl ----------------------------------------------------------------------- dnl Set flag to indicate that the machine can handle conversion from dnl integers to long double. (This flag should be set "yes" for all dnl machines except all SGIs, where some conversions are dnl incorrect and its cache value is set "no" in its config/irix6.x and dnl irix5.x) dnl AC_MSG_CHECKING([if accurately converting from integers to long double]) if test ${ac_cv_sizeof_long_double} = 0; then hdf5_cv_integer_to_ldouble_accurate=${hdf5_cv_integer_to_ldouble_accurate=no} else AC_CACHE_VAL([hdf5_cv_integer_to_ldouble_accurate], [hdf5_cv_integer_to_ldouble_accurate=yes]) fi if test ${hdf5_cv_integer_to_ldouble_accurate} = "yes"; then AC_DEFINE([INTEGER_TO_LDOUBLE_ACCURATE], [1], [Define if your system can accurately convert from integers to long double values.]) AC_MSG_RESULT([yes]) else AC_MSG_RESULT([no]) fi dnl ---------------------------------------------------------------------- dnl Set the flag to indicate that the machine can accurately convert dnl 'unsigned (long) long' values to 'float' and 'double' values. dnl (This flag should be set for all machines, except for the SGIs, where dnl the cache value is set in the config/irix6.x config file) and Solaris dnl 64-bit machines, where the short program below tests if round-up is dnl correctly handled. dnl AC_MSG_CHECKING([if accurately converting unsigned long long to floating-point values]) if test ${host_os_novers} = "solaris2.x"; then AC_CACHE_VAL([hdf5_cv_ulong_to_fp_bottom_bit_accurate], [AC_TRY_RUN([ int main(void) { unsigned long l1; unsigned long l2; unsigned long l3; unsigned long l4; unsigned long long ld1; unsigned long long ld2; unsigned long long ld3; unsigned long long ld4; double d1, d2, d3, d4; unsigned char s[8]; int ret = 0; if(sizeof(unsigned long)==8) { l1 = 0xf000000000000b00UL; /*Round-down case*/ l2 = 0xf000000000000401UL; /*Round-up case*/ l3 = 0xf000000000000400UL; /*Round-down case*/ l4 = 0xf000000000000c00UL; /*Round-up case*/ d1 = (double)l1; d2 = (double)l2; d3 = (double)l3; d4 = (double)l4; } else if(sizeof(unsigned long long)==8) { ld1 = 0xf000000000000b00ULL; /*Round-down case*/ ld2 = 0xf000000000000401ULL; /*Round-up case*/ ld3 = 0xf000000000000400ULL; /*Round-down case*/ ld4 = 0xf000000000000c00ULL; /*Round-up case*/ d1 = (double)ld1; d2 = (double)ld2; d3 = (double)ld3; d4 = (double)ld4; } else { ret = 1; goto done; } memcpy(s, &d1, 8); if(s[7]!=1) ret = 1; memcpy(s, &d2, 8); if(s[7]!=1) ret = 1; memcpy(s, &d3, 8); if(s[7]!=0) ret = 1; memcpy(s, &d4, 8); if(s[7]!=2) ret = 1; done: exit(ret); } ], [hdf5_cv_ulong_to_fp_bottom_bit_accurate=yes], [hdf5_cv_ulong_to_fp_bottom_bit_accurate=no],)]) else AC_CACHE_VAL([hdf5_cv_ulong_to_fp_bottom_bit_accurate], [hdf5_cv_ulong_to_fp_bottom_bit_accurate=yes]) fi if test ${hdf5_cv_ulong_to_fp_bottom_bit_accurate} = "yes"; then AC_DEFINE([ULONG_TO_FP_BOTTOM_BIT_ACCURATE], [1], [Define if your system can accurately convert unsigned (long) long values to floating-point values.]) AC_MSG_RESULT([yes]) else AC_MSG_RESULT([no]) fi dnl ---------------------------------------------------------------------- dnl Set the flag to indicate that the machine can accurately convert dnl 'float' or 'double' to 'unsigned long long' values. dnl (This flag should be set for all machines, except for PGI compiler dnl where round-up happens when the fraction of float-point value is greater dnl than 0.5. dnl AC_MSG_CHECKING([if accurately roundup converting floating-point to unsigned long long values]) AC_CACHE_VAL([hdf5_fp_to_ullong_accurate], [AC_TRY_RUN([ int main(void) { float f = 111.60f; double d = 222.55L; unsigned long long l1 = (unsigned long long)f; unsigned long long l2 = (unsigned long long)d; int ret = 0; if(l1 == 112) ret = 1; if(l2 == 223) ret = 1; done: exit(ret); } ], [hdf5_fp_to_ullong_accurate=yes], [hdf5_fp_to_ullong_accurate=no],)]) if test ${hdf5_fp_to_ullong_accurate} = "yes"; then AC_DEFINE([FP_TO_ULLONG_ACCURATE], [1], [Define if your system roundup accurately converting floating-point to unsigned long long values.]) AC_MSG_RESULT([yes]) else AC_MSG_RESULT([no]) fi dnl ---------------------------------------------------------------------- dnl Set the flag to indicate that the machine can accurately convert dnl 'float', 'double' or 'long double' to 'unsigned long long' values. dnl (This flag should be set for all machines, except for HP-UX machines dnl where the maximal number for unsigned long long is 0x7fffffffffffffff dnl during conversion. dnl AC_MSG_CHECKING([if right maximum converting floating-point to unsigned long long values]) AC_CACHE_VAL([hdf5_fp_to_ullong_right_maximum], [AC_TRY_RUN([ int main(void) { float f = 9701917572145405952.00f; double d1 = 9701917572145405952.00L; long double d2 = 9701917572145405952.00L; double d3 = 2e40L; unsigned long long l1 = (unsigned long long)f; unsigned long long l2 = (unsigned long long)d1; unsigned long long l3 = (unsigned long long)d2; unsigned long long l4; unsigned long long l5 = 0x7fffffffffffffffULL; int ret = 0; if(l1 <= l5 || l2 <= l5 || l3 <= l5) ret = 1; l4 = (unsigned long long)d3; if(l4 <= l5) ret = 1; done: exit(ret); } ], [hdf5_fp_to_ullong_right_maximum=yes], [hdf5_fp_to_ullong_right_maximum=no],)]) if test ${hdf5_fp_to_ullong_right_maximum} = "yes"; then AC_DEFINE([FP_TO_ULLONG_RIGHT_MAXIMUM], [1], [Define if your system has right maximum convert floating-point to unsigned long long values.]) AC_MSG_RESULT([yes]) else AC_MSG_RESULT([no]) fi dnl ---------------------------------------------------------------------- dnl Set the flag to indicate that the machine can accurately convert dnl 'long double' to 'unsigned int' values. (This flag should be set for dnl all machines, except for some Intel compilers on some Linux.) dnl AC_MSG_CHECKING([if correctly converting long double to unsigned int values]) if test ${ac_cv_sizeof_long_double} = 0; then hdf5_ldouble_to_uint_accurate=${hdf5_ldouble_to_uint_accurate=no} else AC_CACHE_VAL([hdf5_ldouble_to_uint_accurate], [AC_TRY_RUN([ int main(void) { long double ld = 2733248032.9183987530L; unsigned int i; int ret = 0; i = (unsigned int)ld; if(i!=2733248032 && i!=2733248031 && i!=2733248033) ret = 1; done: exit(ret); } ], [hdf5_ldouble_to_uint_accurate=yes], [hdf5_ldouble_to_uint_accurate=no],)]) fi if test ${hdf5_ldouble_to_uint_accurate} = "yes"; then AC_DEFINE([LDOUBLE_TO_UINT_ACCURATE], [1], [Define if your system can convert long double to unsigned int values correctly.]) AC_MSG_RESULT([yes]) else AC_MSG_RESULT([no]) fi dnl ---------------------------------------------------------------------- dnl Set the flag to indicate that the machine can _compile_ dnl 'unsigned long long' to 'float' and 'double' typecasts. dnl (This flag should be set for all machines, except for under Windows when dnl compiled with Visual Studio 6, where the macro value is set in the dnl src/H5pubconf.h file) dnl AC_MSG_CHECKING([if compiling unsigned long long to floating-point typecasts work]) AC_CACHE_VAL([hdf5_cv_ullong_to_fp_cast_works], [hdf5_cv_ullong_to_fp_cast_works=yes]) if test ${hdf5_cv_ullong_to_fp_cast_works} = "yes"; then AC_DEFINE([ULLONG_TO_FP_CAST_WORKS], [1], [Define if your system can compile unsigned long long to floating-point casts.]) AC_MSG_RESULT([yes]) else AC_MSG_RESULT([no]) fi dnl ---------------------------------------------------------------------- dnl Set the flag to indicate that the machine can _compile_ dnl 'long long' to 'float' and 'double' typecasts. dnl (This flag should be set for all machines, except for under Windows when dnl compiled with Visual Studio 6, where the macro value is set in the dnl src/H5pubconf.h file) dnl AC_MSG_CHECKING([if compiling long long to floating-point typecasts work]) AC_CACHE_VAL([hdf5_cv_llong_to_fp_cast_works], [hdf5_cv_llong_to_fp_cast_works=yes]) if test ${hdf5_cv_llong_to_fp_cast_works} = "yes"; then AC_DEFINE([LLONG_TO_FP_CAST_WORKS], [1], [Define if your system can compile long long to floating-point casts.]) AC_MSG_RESULT([yes]) else AC_MSG_RESULT([no]) fi dnl ---------------------------------------------------------------------- dnl Set the flag to indicate that the machine can convert from dnl 'unsigned long long' to 'long double' without precision loss. dnl (This flag should be set for all machines, except for FreeBSD(sleipnir) dnl where the last 2 bytes of mantissa are lost when compiler tries to do dnl the conversion, and Cygwin where compiler doesn't do rounding correctly.) dnl AC_MSG_CHECKING([if converting unsigned long long to long double with precision]) if test ${ac_cv_sizeof_long_double} = 0; then hdf5_cv_ullong_to_ldouble_precision=${hdf5_cv_ullong_to_ldouble_precision=no} else AC_CACHE_VAL([hdf5_cv_ullong_to_ldouble_precision], [AC_TRY_RUN([ int main(void) { /* General variables */ int endian; int tst_value = 1; int ret = 0; /* For FreeBSD */ unsigned long long l = 0xa601e80bda85fcefULL; long double ld; unsigned char *c1, *c2; size_t size; /* For Cygwin */ unsigned long long l_cyg = 0xfffffffffffffff0ULL; long double ld_cyg; unsigned char *c2_cyg; size_t size_cyg; /* Determine this system's endianess */ c1 = (unsigned char*)calloc(1, sizeof(int)); memcpy((void*)c1, &tst_value, sizeof(int)); if(c1[0]==1) endian = 0; /* little endian */ else endian = 1; /* big endian */ /* For FreeBSD */ size = sizeof(long double); memset(&ld, 0, size); ld = (long double)l; c2 = (unsigned char*)calloc(1, size); memcpy((void*)c2, &ld, size); /* Test if the last 2 bytes of mantissa are lost. Mainly for FreeBSD on Intel * architecture(sleipnir) where it happens. */ /*if(endian==0 && c2[0]==0 && c2[1]==0)*/ /*little endian*/ if(endian==0 && c2[0]==0) { /*little endian*/ ret = 1; goto done; } /* For Cygwin */ size_cyg = sizeof(long double); memset(&ld_cyg, 0, size); ld_cyg = (long double)l_cyg; c2_cyg = (unsigned char*)calloc(1, size_cyg); memcpy((void*)c2_cyg, &ld_cyg, size_cyg); /* Test if the last 4 bytes(roughly) of mantissa are rounded up. Mainly for Cygwin * where the values like 0xffffffffffffffff, 0xfffffffffffffffe, ..., * 0xfffffffffffff000 ... are rounded up as 0x0000403f8000000000000000 * instead of 0x0000403effffffffffffffff, 0x0000403efffffffffffffffe, ..., * 0x0000403efffffffffffff000 ... */ if(endian==0 && c2_cyg[0]==0 && c2_cyg[1]==0 && c2_cyg[2]==0 && c2_cyg[3]==0) ret = 1; done: if(c1) free(c1); if(c2) free(c2); if(c2_cyg) free(c2_cyg); exit(ret); } ], [hdf5_cv_ullong_to_ldouble_precision=yes], [hdf5_cv_ullong_to_ldouble_precision=no],)]) fi if test ${hdf5_cv_ullong_to_ldouble_precision} = "yes"; then AC_DEFINE([ULLONG_TO_LDOUBLE_PRECISION], [1], [Define if your system can convert unsigned long long to long double with correct precision.]) AC_MSG_RESULT([yes]) else AC_MSG_RESULT([no]) fi dnl ---------------------------------------------------------------------- dnl Set the flag to indicate that the machine can handle overflow converting dnl all floating-point to all integer types. dnl (This flag should be set for all machines, except for Cray X1 where dnl floating exception is generated when the floating-point value is greater dnl than the maximal integer value). dnl AC_MSG_CHECKING([if overflows normally converting floating-point to integer values]) AC_CACHE_VAL([hdf5_cv_fp_to_integer_overflow_works], [AC_TRY_RUN([ int main(void) { float f = 2147483648.0f; int i; i = (int)f; done: exit(0); } ], [hdf5_cv_fp_to_integer_overflow_works=yes], [hdf5_cv_fp_to_integer_overflow_works=no],)]) if test ${hdf5_cv_fp_to_integer_overflow_works} = "yes"; then AC_DEFINE([FP_TO_INTEGER_OVERFLOW_WORKS], [1], [Define if your system can handle overflow converting floating-point to integer values.]) AC_MSG_RESULT([yes]) else AC_MSG_RESULT([no]) fi dnl ---------------------------------------------------------------------- dnl Set some variables for general configuration information to be saved dnl and installed with the libraries. dnl dnl HDF5 version from the first line of the README.txt file. H5_VERSION="`cut -d' ' -f3 $srcdir/README.txt | head -1`" AC_SUBST([H5_VERSION]) dnl Configuration date AC_SUBST([CONFIG_DATE]) CONFIG_DATE="`date`" dnl User doing the configuration AC_SUBST([CONFIG_USER]) CONFIG_USER="`whoami`@`hostname`" if test -n "$ORGANIZATION"; then CONFIG_USER="$CONFIG_USER at $ORGANIZATION" fi dnl Configuration mode (production, development, profile, etc) saved above. AC_SUBST([CONFIG_MODE]) dnl Byte sex from the AC_C_BIGENDIAN macro. AC_SUBST([BYTESEX]) if test "X$ac_cv_c_bigendian" = "Xyes"; then BYTESEX="big-endian" else BYTESEX="little-endian" fi dnl Are we compiling static libraries, shared libraries, or both? This dnl is only used for the libhdf5.settings file. We can't just look at dnl $enable_static and $enable_shared because if they're yes the ltconfig dnl might have decided that one or the other is simply not possible. dnl Therefore we have to ask the generated `libtool' shell script dnl which 'features' it has enabled. AC_SUBST([STATIC_SHARED]) if (./libtool --features | grep '^enable shared libraries' > /dev/null); then enable_shared=yes else enable_shared=no fi if (./libtool --features | grep '^enable static libraries' > /dev/null); then enable_static=yes else enable_static=no fi if test "X$enable_static" = "Xyes" && test "X$enable_shared" = "Xyes"; then STATIC_SHARED="static, shared" elif test "X$enable_static" = "Xyes"; then STATIC_SHARED="static" elif test "X$enable_shared" = "Xyes"; then STATIC_SHARED="shared" else STATIC_SHARED="none" fi dnl Parallel support? (set above except empty if none) PARALLEL=${PARALLEL:-no} dnl Compiler with version information. This consists of the full path dnl name of the compiler and the reported version number. AC_SUBST([CC_VERSION]) dnl Strip anything that looks like a flag off of $CC CC_NOFLAGS=`echo $CC | sed 's/ -.*//'` if `echo $CC_NOFLAGS | grep ^/ >/dev/null 2>&1`; then CC_VERSION="$CC" else CC_VERSION="$CC"; for x in `echo $PATH | sed -e 's/:/ /g'`; do if test -x $x/$CC_NOFLAG; then CC_VERSION="$x/$CC" break fi done fi if test -n "$cc_vendor" && test -n "$cc_version"; then CC_VERSION="$CC_VERSION ($cc_vendor-$cc_version)" fi dnl ---------------------------------------------------------------------- dnl Where is the root of the source tree. Give an absolute address so dnl we can find it no matter which directory of the distribution is our dnl current directory. The built-in pwd fails on some systems, but the dnl /bin/pwd version works OK. dnl if test -x /bin/pwd; then pwd=/bin/pwd else pwd=pwd fi AC_SUBST([ROOT]) ROOT="`$pwd`" dnl ---------------------------------------------------------------------- dnl Move any compiler-specific libraries into the main LIBS varaible. dnl LIBS="$DEFAULT_LIBS $LIBS" dnl ---------------------------------------------------------------------- dnl Determine the runtime libraries we may need to include in the dnl libtools command so that executables will find the correct dynamic dnl libraries. dnl AC_SUBST([DYNAMIC_DIRS]) DYNAMIC_DIRS="" if test -n "$LDFLAGS"; then for d in $LDFLAGS ; do case "$d" in -L*) d="`echo $d | sed -e 's/-L//g'`" case "$d" in .*) dnl If the path isn't absolute, make it so by dnl prepending the ROOT directory to it. d=${ROOT}/$d ;; esac DYNAMIC_DIRS="-R${d} $DYNAMIC_DIRS" ;; esac done fi if test -n "$CPPFLAGS"; then TEMP_CPPFLAGS="" for d in $CPPFLAGS ; do case "$d" in -I.*) dnl If the path isn't absolute, make it so by prepending dnl the ROOT directory to it. d="`echo $d | sed -e 's/-I//g'`" d="-I${ROOT}/${d}" ;; esac TEMP_CPPFLAGS="$d $TEMP_CPPFLAGS" done CPPFLAGS=$TEMP_CPPFLAGS fi dnl ---------------------------------------------------------------------- dnl Check if they would like the High Level library compiled dnl AC_SUBST(HL) HL="" # name of fortran folder inside "hl", if FORTRAN compile is requested AC_SUBST(HL_FOR) HL_FOR="" AC_MSG_CHECKING([if high level library is enabled]) AC_ARG_ENABLE([hl], [AC_HELP_STRING([--enable-hl], [Enable the high level library [default=yes]])], [HDF5_HL=$enableval], [HDF5_HL=yes]) if test "X$HDF5_HL" = "Xyes"; then echo "yes" HL="hl" else echo "no" fi dnl ---------------------------------------------------------------------- dnl Create automake conditionals to tell automake makefiles which directories dnl need to be compiled AM_CONDITIONAL([BUILD_CXX_CONDITIONAL], [test "X$HDF_CXX" = "Xyes"]) AM_CONDITIONAL([BUILD_PABLO_CONDITIONAL], [test "X$HAVE_PABLO" = "Xyes"]) AM_CONDITIONAL([BUILD_PARALLEL_CONDITIONAL], [test -n "$TESTPARALLEL"]) AM_CONDITIONAL([BUILD_FORTRAN_CONDITIONAL], [test "X$HDF_FORTRAN" = "Xyes"]) AM_CONDITIONAL([BUILD_HDF5_HL_CONDITIONAL], [test "X$HDF5_HL" = "Xyes"]) dnl ---------------------------------------------------------------------- dnl Build the Makefiles. dnl dnl The directory search list AC_SUBST([SEARCH]) SEARCH='$(srcdir) $(top_builddir)/src $(top_srcdir)/src' cmd='echo $SEARCH |sed "s/ /'$SEARCH_SEP'/g"' SEARCH="$SEARCH_RULE`eval $cmd`" export SEARCH dnl We don't need to say when we're entering directories if we're using dnl GNU make because make does it for us. if test "X$GMAKE" = "Xyes"; then AC_SUBST([SETX]) SETX=":" else AC_SUBST([SETX]) SETX="set -x" fi dnl Some cleanup stuff rm -f conftest conftest.o conftest.c dummy.o dnl Build config.status, touch the stamp files, and build all the Makefiles. dnl The order is such that the first `make' does not need to update any dnl configuration information. See config/commence.in for the order in which dnl things need to be done. # First the stamp1 file for H5config.h.in mkdir ./config >/dev/null 2>&1 touch ./config/stamp1 # Then the config.status file (but not makefiles) saved_no_create=$no_create no_create=yes PARALLEL_MAKE="" FORTRAN_PARALLEL_MAKE="" if test -n "$TESTPARALLEL"; then PARALLEL_MAKE="$TESTPARALLEL/Makefile $TESTPARALLEL/testph5.sh" if test "X$HDF_FORTRAN" = "Xyes"; then FORTRAN_PARALLEL_MAKE=fortran/$TESTPARALLEL/Makefile fi fi AC_CONFIG_FILES([src/libhdf5.settings Makefile src/Makefile test/Makefile testpar/Makefile testpar/testph5.sh perform/Makefile tools/Makefile tools/h5dump/Makefile tools/h5dump/testh5dump.sh tools/h5import/Makefile tools/h5diff/Makefile tools/h5jam/Makefile tools/h5jam/testh5jam.sh tools/h5repack/Makefile tools/h5repack/h5repack.sh tools/h5ls/Makefile tools/lib/Makefile tools/misc/Makefile tools/misc/h5cc tools/misc/testh5repart.sh tools/gifconv/Makefile examples/Makefile c++/Makefile c++/src/Makefile c++/src/h5c++ c++/test/Makefile c++/examples/Makefile fortran/Makefile fortran/src/h5fc fortran/src/libhdf5_fortran.settings fortran/src/Makefile fortran/test/Makefile fortran/testpar/Makefile fortran/examples/Makefile hl/Makefile hl/src/Makefile hl/test/Makefile hl/c++/Makefile hl/c++/src/Makefile hl/c++/test/Makefile hl/fortran/Makefile hl/fortran/src/Makefile hl/fortran/test/Makefile]) AC_OUTPUT no_create=$saved_no_create # Then the stamp2 file for H5config.h touch ./config/stamp2 # Finally the makefiles test "$no_create" = yes || ${CONFIG_SHELL-/bin/sh} $CONFIG_STATUS || exit 1 chmod 755 tools/misc/h5cc if test "X$HDF_FORTRAN" = "Xyes"; then chmod 755 fortran/src/h5fc fi if test "X$HDF_CXX" = "Xyes"; then chmod 755 c++/src/h5c++ fi dnl We don't want inline defined for C++ compilers dnl Don't worry about the C++ ifdef wrappers in the H5pubconf file, since dnl 'H5_inline' isn't a C++ keyword. cat >> src/H5config.h </dev/null; then if (echo -n testing; echo 1,2,3) | sed s/-n/xn/ | grep xn >/dev/null; then ECHO_N='' ECHO_C=' ' else ECHO_N=-n ECHO_C='' fi else ECHO_N='' ECHO_C='\c' fi fi PRINT_PLAIN() { echo $ECHO_N "$1$ECHO_C" echo $ECHO_N "$1$ECHO_C" 1>>src/libhdf5.settings } PRINT_N() { echo $ECHO_N "$1: $ECHO_C" echo $ECHO_N "$1: $ECHO_C" 1>>src/libhdf5.settings } PRINT() { echo "$1" echo "$1" 1>>src/libhdf5.settings } dnl ---------------------------------------------------------------------- dnl Print "Yes" if all arguments are "yes", otherwise "No" dnl IF_YES_NO() { if test $# -lt 1; then PRINT "No" return else while test $# -gt 0; do if test "$1" != "yes"; then PRINT "No" return fi shift done fi PRINT "Yes" } IF_ENABLED_DISABLED() { if test "$1" = "yes"; then PRINT "Enabled" else PRINT "Disabled" fi } PRINT "Configure Summary" PRINT "Compiling Options:" PRINT_N " Compilation Mode" case "X-$enable_production" in X-yes) PRINT "Production" ;; X-no) PRINT "Development" ;; X-profile) PRINT "Profile" ;; *) PRINT "$enable_production" ;; esac PRINT_N " C Compiler" PRINT "$CC" PRINT_N " CFLAGS" PRINT "$CFLAGS" PRINT_N " CPPFLAGS" PRINT "$CPPFLAGS" PRINT_N " LDFLAGS" PRINT "$LDFLAGS" PRINT_N " Debug Mode" if test "X$DEBUG_PKG" = "X$all_packages"; then PRINT "All" elif test "X$DEBUG_PKG" = "X"; then PRINT "None" else PRINT $DEBUG_PKG fi PRINT_N " Shared Libraries" IF_YES_NO "$enable_shared" PRINT_N " Static Libraries" IF_YES_NO "$enable_static" PRINT_N " Statically Linked Executables" IF_YES_NO "$STATIC_EXEC" PRINT_N " Tracing" IF_YES_NO "$TRACE_API" PRINT_N " Optimization Instrumentation" IF_YES_NO "$INSTRUMENT" PRINT "Languages:" PRINT_N " C++" IF_YES_NO "$HDF_CXX" if test X$HDF_CXX = Xyes; then PRINT_N " C++ Compiler" PRINT "$CXX" PRINT_N " CXXFLAGS" PRINT "$CXXFLAGS" fi PRINT_N " Fortran" IF_YES_NO "$HDF_FORTRAN" if test X$HDF_FORTRAN = Xyes; then PRINT_N " Fortran Compiler" PRINT "$FC" PRINT_N " FCFLAGS" PRINT "$FCFLAGS" fi PRINT "Features:" PRINT_N " dmalloc" IF_YES_NO "$HAVE_DMALLOC" PRINT_N " Flexible Parallel HDF" IF_YES_NO "$FPHDF5" PRINT_N " Function Stack Tracing" IF_ENABLED_DISABLED "$FUNCSTACK" PRINT_N " GPFS" IF_YES_NO "$GPFS" PRINT_N " HDF5 v1.6 Compatibility" IF_YES_NO "$HDF5_V1_6_COMPAT" PRINT_N " hsize_t" case "$HSIZET" in no|small) PRINT "Small" ;; *) PRINT "Large" ;; esac PRINT_N " I/O filters (external)" PRINT "$EXTERNAL_FILTERS" PRINT_N " I/O filters (internal)" PRINT "$FILTERS" PRINT_N " Linux Large File Support (LFS)" IF_ENABLED_DISABLED "$LINUX_LFS" PRINT_N " MPE" IF_YES_NO "$MPE" PRINT_N " Parallel HDF5" if test "$PARALLEL" != "no"; then PRINT "Yes" else PRINT "No" fi PRINT_N " Stream VFD" IF_ENABLED_DISABLED "$STREAM_VFD" PRINT_N " Threadsafety" IF_ENABLED_DISABLED "$THREADSAFE" PRINT_N " High Level library" IF_ENABLED_DISABLED "$HDF5_HL"