tcl.git - Tcl is a high-level, general-purpose, interpreted, dynamic programming language. It was designed with the goal of being very simple but powerful.

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author	dgp <dgp@users.sourceforge.net>	2007-10-26 20:11:50 (GMT)
committer	dgp <dgp@users.sourceforge.net>	2007-10-26 20:11:50 (GMT)
commit	6b9dd216db20bac6c76552a6193d67a01e1d34ee (patch)
tree	b86166558de62f70eef1a7524fac75f7b47a4f44 /doc/eof.n
parent	236c395276f8f1cf4d5b745ea490b4966e6eb148 (diff)
download	tcl-6b9dd216db20bac6c76552a6193d67a01e1d34ee.zip tcl-6b9dd216db20bac6c76552a6193d67a01e1d34ee.tar.gz tcl-6b9dd216db20bac6c76552a6193d67a01e1d34ee.tar.bz2

* changes: Updated for 8.5b2 release.core_8_5_b2

* doc/*.1: Revert doc changes that broke * doc/*.3: `make html` so we can get the release * doc/*.n: out the door.

Diffstat (limited to 'doc/eof.n')

-rw-r--r--

doc/eof.n

1 files changed, 3 insertions, 1 deletions

## Process this file with autoconf to produce configure. ## ## Copyright by The HDF Group. ## Copyright by the Board of Trustees of the University of Illinois. ## All rights reserved. ## ## This file is part of HDF5. The full HDF5 copyright notice, including ## terms governing use, modification, and redistribution, is contained in ## the COPYING file, which can be found at the root of the source code ## distribution tree, or in https://support.hdfgroup.org/ftp/HDF5/releases. ## If you do not have access to either file, you may request a copy from ## help@hdfgroup.org. ## ---------------------------------------------------------------------- ## Initialize configure. ## AC_REVISION($Id$) AC_PREREQ([2.69]) ## AC_INIT takes the name of the package, the version number, and an ## email address to report bugs. AC_CONFIG_SRCDIR takes a unique file ## as its argument. ## ## NOTE: Do not forget to change the version number here when we do a ## release!!! ## AC_INIT([HDF5], [1.8.20-snap6], [help@hdfgroup.org]) AC_CONFIG_SRCDIR([src/H5.c]) AC_CONFIG_HEADERS([src/H5config.h]) AC_CONFIG_AUX_DIR([bin]) AC_CONFIG_MACRO_DIR([m4]) ## AM_INIT_AUTOMAKE takes a list of options that should be applied to ## every Makefile.am when automake is run. AM_INIT_AUTOMAKE([foreign]) AM_SILENT_RULES([yes]) ## AM_MAINTAINER_MODE turns off "rebuild rules" that contain dependencies ## for Makefiles, configure, src/H5config.h, etc. If AM_MAINTAINER_MODE ## is *not* included here, these files will be rebuilt if out of date. ## This is a problem because if users try to build on a machine with ## the wrong versions of autoconf and automake, these files will be ## rebuilt with the wrong versions and bad things can happen. ## Also, CVS doesn't preserve dependencies between timestamps, so ## Makefiles will often think rebuilding needs to occur when it doesn't. ## Developers should './configure --enable-maintainer-mode' to turn on ## rebuild rules. AM_MAINTAINER_MODE ## ---------------------------------------------------------------------- ## Set prefix default (install directory) to a directory in the build area. ## This allows multiple src-dir builds within one host. AC_PREFIX_DEFAULT([`pwd`/hdf5]) ## Run post processing on files created by configure. ## src/H5pubconf.h: ## Generate src/H5pubconf.h from src/H5config.h by prepending H5_ to all ## macro names. This avoid name conflict between HDF5 macro names and those ## generated by another software package that uses the HDF5 library. ## src/libhdf5.settings: ## Remove all lines begun with "#" which are generated by CONDITIONAL's of ## configure. AC_CONFIG_COMMANDS([pubconf], [ echo "creating src/H5pubconf.h" sed 's/#define /#define H5_/' <src/H5config.h |\ sed 's/#undef /#undef 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 rm -f pubconf echo "src/H5pubconf.h is unchanged" else /bin/mv -f pubconf src/H5pubconf.h fi echo "Post process src/libhdf5.settings" sed '/^#/d' < src/libhdf5.settings > libhdf5.settings.TMP cp libhdf5.settings.TMP src/libhdf5.settings rm -f libhdf5.settings.TMP ]) ## It's possible to configure for a host other than the one on which ## configure is currently running by using the --host=foo flag. ## For machines on which HDF5 is often configured, it can be convenient ## to specify the name of the machine rather than its canonical type. ## ## There are currently no hosts, but if there were they would be ## listed by hostname and the alias would point to a file in ## the config directory: ## ##case $host_alias in ## <some host>) ## host_alias=<config file in config directory> ## ;; ##esac AC_CANONICAL_HOST AC_SUBST([CPPFLAGS]) ## H5_CFLAGS (and company) are for CFLAGS that should be used on HDF5, but ## not exported to h5cc (or h5fc, etc.) AC_SUBST([H5_CFLAGS]) AC_SUBST([H5_CPPFLAGS]) AC_SUBST([H5_FCFLAGS]) AC_SUBST([H5_CXXFLAGS]) AC_SUBST([H5_LDFLAGS]) ## AM_CFLAGS (and company) are for CFLAGS that should be used on HDF5, ## and WILL be exported to h5cc (or h5fc, etc) if set by configure. AC_SUBST([AM_CFLAGS]) AC_SUBST([AM_FCFLAGS]) AC_SUBST([AM_CXXFLAGS]) AC_SUBST([AM_CPPFLAGS]) AC_SUBST([AM_LDFLAGS]) ## Make sure flags are initialized. AM_CFLAGS="${AM_CFLAGS}" AM_CXXFLAGS="${AM_CXXFLAGS}" AM_FCFLAGS="${AM_FCFLAGS}" AM_CPPFLAGS="${AM_CPPFLAGS}" AM_LDFLAGS="${AM_LDFLAGS}" CFLAGS="${CFLAGS}" CXXFLAGS="${CXXFLAGS}" FCFLAGS="${FCFLAGS}" CPPFLAGS="${CPPFLAGS}" LDFLAGS="${LDFLAGS}" ## Configure may need to alter any of the *FLAGS variables in order for ## various checks to work correctly. Save the user's value here so it ## can be restored once all configure checks are complete. saved_user_CFLAGS="$CFLAGS" saved_user_CXXFLAGS="$CXXFLAGS" saved_user_FCFLAGS="$FCFLAGS" saved_user_LDFLAGS="$LDFLAGS" saved_user_CPPFLAGS="$CPPFLAGS" ## Support F9X variable to define Fortran compiler if FC variable is ## not used. This should be deprecated in the future. if test "x" = "x$FC"; then FC=${F9X} fi ## ---------------------------------------------------------------------- ## Dump all shell variables values. ## AC_MSG_CHECKING([shell variables initial values]) set >&AS_MESSAGE_LOG_FD AC_MSG_RESULT([done]) ## Define all symbol variables used for configure summary. ## EXTERNAL_FILTERS equals all external filters. Default none. ## MPE: whether MPE option is enabled. Default no. ## STATIC_EXEC: whether static-exec is enabled. Default no. ## HDF_FORTRAN: whether Fortran is enabled. Default no. ## HDF_FORTRAN2003: whether Fortran 2003 is enabled. Default no. ## FC: Fortran compiler. ## HDF_CXX: whether C++ is enabled. Default no. ## CXX: C++ compiler. ## HDF5_HL: whether high-level library is enabled. Default is yes. ## INSTRUMENT: whether INSTRUMENT is enabled. No default set here. ## CODESTACK: whether CODESTACK is enabled. Default no. ## HAVE_DMALLOC: whether system has dmalloc support. Default no. ## DIRECT_VFD: whether DIRECT_VFD is enabled. Default no. ## THREADSAFE: whether THREADSAFE is enabled. Default no. ## STATIC_SHARED: whether static and/or shared libraries are requested. ## enable_shared: whether shared lib is enabled. ## enable_static: whether static lib is enabled. ## UNAME_INFO: System information. AC_SUBST([EXTERNAL_FILTERS]) AC_SUBST([MPE]) MPE=no AC_SUBST([STATIC_EXEC]) STATIC_EXEC=no AC_SUBST([HDF_FORTRAN]) HDF_FORTRAN=no AC_SUBST([HDF_FORTRAN2003]) HDF_FORTRAN2003=no AC_SUBST([FC]) HDF_FORTRAN=no AC_SUBST([FC2003]) HDF_FORTRAN2003=no AC_SUBST([HDF_CXX]) HDF_CXX=no AC_SUBST([CXX]) HDF_CXX=no AC_SUBST([HDF5_HL]) HDF5_HL=yes AC_SUBST([INSTRUMENT]) AC_SUBST([CODESTACK]) CODESTACK=no AC_SUBST([HAVE_DMALLOC]) HAVE_DMALLOC=no AC_SUBST([DIRECT_VFD]) DIRECT_VFD=no AC_SUBST([THREADSAFE]) THREADSAFE=no AC_SUBST([STATIC_SHARED]) AC_SUBST([enable_shared]) AC_SUBST([enable_static]) AC_SUBST([UNAME_INFO]) UNAME_INFO=`uname -a` ## ---------------------------------------------------------------------- ## Some platforms have broken basename, and/or xargs programs. Check ## that it actually does what it's supposed to do. Catch this early ## since configure and scripts relies upon them heavily and there's ## no use continuing if it's broken. ## 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 ## xargs basename used in configure to get the CC_BASENAME value 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 ## ---------------------------------------------------------------------- ## Check that the cache file was build on the same host as what we're ## running on now. ## 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 $host. Please remove that file and try again." AC_MSG_ERROR([config.cache file is invalid]) fi ## ---------------------------------------------------------------------- ## Source any special files that we need. These files normally aren't ## present but can be used by the maintainers to fine tune things like ## turning on debug or profiling flags for the compiler. The search order ## is: ## ## CPU-VENDOR-OS ## VENDOR-OS ## CPU-OS ## CPU-VENDOR ## OS ## VENDOR ## CPU ## ## If the `OS' ends with a version number then remove it. 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We will need to ## reset this value at the end of configure, to preserve the user's settings. CFLAGS="${AM_CFLAGS} ${CFLAGS}" FCFLAGS="${AM_FCFLAGS} ${FCFLAGS}" CXXFLAGS="${AM_CXXFLAGS} ${CXXFLAGS}" CPPFLAGS="${AM_CPPFLAGS} ${CPPFLAGS}" LDFLAGS="${AM_LDFLAGS} ${LDFLAGS}" ## ---------------------------------------------------------------------- ## Enable dependency tracking unless the configure options or a ## site-specific file told us not to. This prevents configure from ## silently disabling dependencies for some compilers. ## if test -z "${enable_dependency_tracking}"; then enable_dependency_tracking="yes" fi ## ---------------------------------------------------------------------- ## Check for programs. ## AC_PROG_CC CC_BASENAME="`echo $CC | cut -f1 -d' ' | xargs basename 2>/dev/null`" ## ---------------------------------------------------------------------------- ## Configure disallows unsupported combinations of options. However, users ## may want to override and build with unsupported combinations for their ## own use. They can use the --enable-unsupported configure flag, which ## ignores any errors from configure due to incompatible flags. AC_MSG_CHECKING([if unsupported combinations of configure options are allowed]) AC_ARG_ENABLE([unsupported], [AS_HELP_STRING([--enable-unsupported], [Allow unsupported combinations of configure options])], [ALLOW_UNSUPPORTED=$enableval]) case "X-$ALLOW_UNSUPPORTED" in X-|X-no) AC_MSG_RESULT([no]) ;; X-yes) AC_MSG_RESULT([yes]) ;; *) ;; esac ## ---------------------------------------------------------------------- ## Check if they would like the Fortran interface compiled ## AC_SUBST([HDF5_INTERFACES]) HDF5_INTERFACES="" AC_MSG_CHECKING([if Fortran interface enabled]) AC_ARG_ENABLE([fortran], [AS_HELP_STRING([--enable-fortran], [Compile the Fortran 90/95 interface [default=no]])], [HDF_FORTRAN=$enableval]) if test "X$HDF_FORTRAN" = "Xyes"; then echo "yes" else echo "no" fi ## ---------------------------------------------------------------------- ## Check if they would like the Fortran 2003 interface compiled ## AC_MSG_CHECKING([if Fortran 2003 interface enabled]) AC_ARG_ENABLE([fortran2003], [AS_HELP_STRING([--enable-fortran2003], [Compile the Fortran 2003 interface, must also specify --enable-fortran [default=no]])], [HDF_FORTRAN2003=$enableval]) ## ---------------------------------------------------------------------- ## Check to make sure --enable-fortran is present if --enable-fortran2003 ## was specified if test "X$HDF_FORTRAN2003" = "Xyes" && test "X$HDF_FORTRAN" = "Xno"; then echo "no" AC_MSG_ERROR([--enable-fortran must be used with --enable-fortran2003]) else if test "X$HDF_FORTRAN2003" = "Xyes" && test "X$HDF_FORTRAN" = "Xyes"; then echo "yes" else echo "no" fi fi if test "X$HDF_FORTRAN" = "Xyes"; then AC_SUBST([FC]) HDF_FORTRAN=yes AC_SUBST([HAVE_FORTRAN_2003]) HDF5_INTERFACES="$HDF5_INTERFACES fortran" ## -------------------------------------------------------------------- ## HDF5 integer variables for the H5fortran_types.f90 file. ## 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]) ## -------------------------------------------------------------------- ## Fortran source extention ## AC_FC_SRCEXT([f90]) AC_SUBST([F9XSUFFIXFLAG]) AC_SUBST([FSEARCH_DIRS]) ## -------------------------------------------------------------------- ## Check for a Fortran compiler and how to include modules. ## AC_PROG_FC([PAC_FC_SEARCH_LIST],) AC_F9X_MODS ## Change to the Fortran 90 language AC_LANG_PUSH(Fortran) ## -------------------------------------------------------------------- ## Define wrappers for the C compiler to use Fortran function names ## AC_FC_WRAPPERS ## -------------------------------------------------------------------- ## See if the fortran compiler supports the intrinsic function "SIZEOF" PAC_PROG_FC_SIZEOF ## See if the fortran compiler supports the intrinsic function "C_SIZEOF" PAC_PROG_FC_C_SIZEOF ## See if the fortran compiler supports the intrinsic function "STORAGE_SIZE" PAC_PROG_FC_STORAGE_SIZE ## Check to see if -r8 was specified to determine if we need to ## compile the DOUBLE PRECISION interfaces. PAC_PROG_FC_DEFAULT_REALisDBLE if test "X$HDF_FORTRAN2003" = "Xyes"; then ## Checking if the compiler supports the required Fortran 2003 features and ## disable Fortran 2003 if it does not. PAC_PROG_FC_HAVE_F2003_REQUIREMENTS if test "X$HAVE_F2003_REQUIREMENTS" = "Xno"; then AC_MSG_ERROR([Fortran compiler lacks required Fortran 2003 features; unsupported Fortran 2003 compiler, remove --enable-fortran2003]) else HAVE_FORTRAN_2003="yes" fi fi else FC="no" fi ## Change back to the C language AC_LANG_POP(Fortran) AM_CONDITIONAL([FORTRAN_HAVE_SIZEOF], [test "X$HAVE_SIZEOF_FORTRAN" = "Xyes"]) AM_CONDITIONAL([FORTRAN_HAVE_C_SIZEOF], [test "X$HAVE_C_SIZEOF_FORTRAN" = "Xyes"]) AM_CONDITIONAL([FORTRAN_HAVE_STORAGE_SIZE], [test "X$HAVE_STORAGE_SIZE_FORTRAN" = "Xyes"]) AM_CONDITIONAL([FORTRAN_2003_CONDITIONAL_F], [test "X$HAVE_FORTRAN_2003" = "Xyes"]) AM_CONDITIONAL([FORTRAN_DEFAULT_REALisDBLE_F], [test "X$FORTRAN_DEFAULT_REALisDBLE" = "Xyes"]) ## ---------------------------------------------------------------------- ## Check if they would like the C++ interface compiled ## ## We need to check for a C++ compiler unconditionally, since ## AC_PROG_CXX defines some macros that Automake 1.9.x uses and will ## miss even if c++ is not enabled. AC_PROG_CXX AC_PROG_CXXCPP ## this is checked for when AC_HEADER_STDC is done AC_MSG_CHECKING([if c++ interface enabled]) AC_ARG_ENABLE([cxx], [AS_HELP_STRING([--enable-cxx], [Compile the C++ interface [default=no]])], [HDF_CXX=$enableval]) if test "X$HDF_CXX" = "Xyes"; then echo "yes" HDF5_INTERFACES="$HDF5_INTERFACES c++" ## Change to the C++ language AC_LANG_PUSH(C++) # Checking if C++ needs old style header files in includes PAC_PROG_CXX_HEADERS # Checking if C++ can handle namespaces PAC_PROG_CXX_NAMESPACE # Checking if C++ has offsetof extension PAC_PROG_CXX_OFFSETOF # if C++ can handle static cast PAC_PROG_CXX_STATIC_CAST else AC_MSG_RESULT([no]) CXX="no" fi ## Change back to the C language AC_LANG_POP(C++) ## ---------------------------------------------------------------------- ## Check if they would like the High Level library compiled ## 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], [AS_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" AC_DEFINE([INCLUDE_HL], [1], [Define if HDF5's high-level library headers should be included in hdf5.h]) ## If Fortran's default real is double precision and HL is being built then configure ## should fail due to bug HDFFV-889. if test "X$FORTRAN_DEFAULT_REALisDBLE" = "Xyes"; then AC_MSG_ERROR([Fortran high-level routines are not supported when the default REAL is DOUBLE PRECISION, use configure option --disable-hl.]) fi else echo "no" fi ## ---------------------------------------------------------------------- ## Check if they have Perl installed on their system. We only need Perl ## if they're using a GNU compiler. ## AC_SUBST([PERL]) PERL="" if test "X$GCC" = "Xyes"; then AC_CHECK_PROGS([PERL], [perl],, [$PATH]) fi ## ---------------------------------------------------------------------- ## Check which archiving tool to use. This needs to be done before ## the AM_PROG_LIBTOOL macro. ## if test -z "$AR"; then AC_CHECK_PROGS([AR], [ar xar], [:], [$PATH]) fi AC_SUBST([AR]) ## Export the AR macro so that it will be placed in the libtool file ## correctly. export AR AC_PROG_MAKE_SET AC_PROG_INSTALL ## ---------------------------------------------------------------------- ## Set up ${TR} which is used to process DEBUG_PKG. AC_PATH_PROG([TR], [tr]) ## ---------------------------------------------------------------------- ## Check that time can be used with srcdir. This is okay on most systems, ## but seems to cause problems on Cygwin. ## The solution on Cygwin is not to record execution time for tests. ## ## Note: This is still true as of Cygwin 1.7.32 (Aug 2014) on both 32- ## and 64-bit platforms. Given how long this has been true, it seems ## unlikely to change, but we should probably re-test this periodically. AC_MSG_CHECKING([if srcdir= and time commands work together]) AC_SUBST([TIME]) TIME=time TIME_TEST=`foo="bar" ${TIME} echo 'baz' 2> /dev/null | grep baz` if test "X${TIME_TEST}" = "Xbaz"; then AC_MSG_RESULT([yes]) else AC_MSG_RESULT([no]) TIME= fi ## The following variables are used to distinguish between building a ## serial and parallel library. ## ## HAVE_PARALLEL -- defined in H5config.h if we are building ## a parallel library even if configure wasn't ## able to find some header file or library that ## might be required. This is defined if the ## user explicitly states ## that a parallel library is being built by supplying ## the `--enable-parallel' configure switch. ## ## PARALLEL -- This variable is set to a non-null value if ## we're building a parallel version of the library. ## ## RUNSERIAL -- This is a command which will be prepended to ## the executable name to run the executable using ## a single process. For serial versions of the ## library this will normally be empty. For parallel ## versions it might be something like `mpiexec -n 1'. ## The value of this variable is substituted in *.in ## files. ## ## RUNPARALLEL -- This is a command which will be prepended to ## the executable name to run the executable on ## multiple processors. For the serial library the ## value will normally be the empty string. For ## parallel library it should be something like ## "mpiexec -n \$\${NPROCS:=6}" where NPROCS will ## eventually contain the number of processors on which ## to run the executable (the double dollarsigns are to ## protect the expansion until make executes the ## command). The value of this variable is ## substituted in *.in files. ## AC_SUBST([PARALLEL]) AC_SUBST([RUNSERIAL]) AC_SUBST([RUNPARALLEL]) AC_SUBST([TESTPARALLEL]) ## ---------------------------------------------------------------------- ## Fortran libraries are not currently supported on Mac. Disable them. ## (this is overridable with --enable-unsupported). ## AC_SUBST([H5_FORTRAN_SHARED]) H5_FORTRAN_SHARED="no" if test "X${HDF_FORTRAN}" = "Xyes" && test "X${enable_shared}" != "Xno"; then AC_MSG_CHECKING([if shared Fortran libraries are supported]) H5_FORTRAN_SHARED="yes" ## tell libtool to do the right thing with COMMON symbols, this fixes ## corrupt values with COMMON and EQUIVALENCE when building shared ## Fortran libraries on OSX with gnu and Intel compilers (HDFFV-2772). case "`uname`" in Darwin*) H5_LDFLAGS="$H5_LDFLAGS -Wl,-commons,use_dylibs" ;; esac ## Report results of check(s) if test "X${H5_FORTRAN_SHARED}" = "Xno"; then AC_MSG_RESULT([no]) AC_MSG_WARN([$CHECK_WARN]) if test "X${ALLOW_UNSUPPORTED}" != "Xyes"; then AC_MSG_WARN([Disabling shared Fortran libraries.]) AC_MSG_WARN([To override this behavior, please use --enable-unsupported configure option.]) if test "X${enable_static}" = "Xno"; then AC_MSG_ERROR([both static and shared Fortran libraries are disabled]) fi else AC_MSG_WARN([Allowing unsupported Fortran shared libraries due to use of --enable-unsupported flag]) H5_FORTRAN_SHARED="yes" fi else AC_MSG_RESULT([yes]) fi fi AM_CONDITIONAL([FORTRAN_SHARED_CONDITIONAL], [test "X$H5_FORTRAN_SHARED" = "Xyes"]) ## ---------------------------------------------------------------------- ## Create libtool. If shared/static libraries are going to be enabled ## or disabled, it should happen before these macros. LT_PREREQ([2.2]) ## ---------------------------------------------------------------------- ## dlopen - This will use an improved version of libtool ## win32-dll - This will build clean dlls on win32 platforms. LT_INIT([dlopen,win32-dll]) ## ---------------------------------------------------------------------- ## Check if we should install only statically linked executables. ## This check needs to occur after libtool is initialized because ## we check a libtool cache value and may issue a warning based ## on its result. AC_MSG_CHECKING([if we should install only statically linked executables]) AC_ARG_ENABLE([static_exec], [AS_HELP_STRING([--enable-static-exec], [Install only statically linked executables [default=no]])], [STATIC_EXEC=$enableval]) if test "X$STATIC_EXEC" = "Xyes"; then echo "yes" ## Issue a warning if -static flag is not supported. if test "X$lt_cv_prog_compiler_static_works" = "Xno"; then echo " warning: -static flag not supported on this system; executable won't statically link shared system libraries." LT_STATIC_EXEC="" else LT_STATIC_EXEC="-all-static" fi else echo "no" LT_STATIC_EXEC="" fi AM_CONDITIONAL([USE_PLUGINS_CONDITIONAL], [test "X$LT_STATIC_EXEC" = X]) AC_SUBST([LT_STATIC_EXEC]) ## Fix up the INSTALL macro if it's a relative path. We want the ## full-path to the binary instead. case "$INSTALL" in *install-sh*) INSTALL='\${top_srcdir}/bin/install-sh -c' ;; esac ## ---------------------------------------------------------------------- ## Some users have reported problems with libtool's use of '-Wl,-rpath' to ## link shared libraries in nondefault directories. Allow users to ## disable embedding the rpath information in the executables and to ## instead solely rely on the information in LD_LIBRARY_PATH. AC_MSG_CHECKING([if -Wl,-rpath should be used to link shared libs in nondefault directories]) AC_ARG_ENABLE([sharedlib-rpath], [AS_HELP_STRING([--disable-sharedlib-rpath], [Disable use of the '=Wl,-rpath' linker option])], [RPATH=$enableval]) case "X-$RPATH" in X-no) AC_MSG_RESULT([no]) runpath_var= hardcode_libdir_flag_spec= hardcode_libdir_flag_spec_ld= hardcode_into_libs=no ;; X-|X-yes) AC_MSG_RESULT([yes]) ;; *) AC_MSG_RESULT([error]) AC_MSG_ERROR([\'$enableval\' is not a valid rpath type]) ;; esac ## ---------------------------------------------------------------------- ## pmake will throw an error if variables are undefined in a Makefile. ## These errors can be changed to warnings using the -V flag. ## AC_SUBST([AM_MAKEFLAGS]) AM_MAKEFLAGS="" ## Don't run test if MAKE is defined but is the empty string if test -n "${MAKE-make}"; then AC_MSG_CHECKING([whether make will build with undefined variables]) cat >maketest <<EOF foo: \$(UNDEFINED) \$(UNDEFINED2) @echo \$(UNDEFINED3) works EOF if (${MAKE-make} -f maketest foo) >/dev/null 2>&1; then AC_MSG_RESULT([yes]) else AC_MSG_RESULT([no, setting -V flag]) AM_MAKEFLAGS="\-V" fi rm maketest fi ## ---------------------------------------------------------------------- ## Production flags? Save the value in $CONFIG_MODE so we have it for ## the record. ## AC_MSG_CHECKING([for production mode]) AC_ARG_ENABLE([production], [AS_HELP_STRING([--enable-production], [Determines how to run the compiler.])]) case "X-$enable_production" in X-yes) enable_production="yes" AC_MSG_RESULT([production]) CONFIG_MODE=production H5_CFLAGS="$H5_CFLAGS $PROD_CFLAGS" H5_CPPFLAGS="$H5_CPPFLAGS $PROD_CPPFLAGS" H5_CXXFLAGS="$H5_CXXFLAGS $PROD_CXXFLAGS" H5_FCFLAGS="$H5_FCFLAGS $PROD_FCFLAGS" ;; X-|X-no) enable_production="no" AC_MSG_RESULT([development]) CONFIG_MODE=development H5_CFLAGS="$H5_CFLAGS $DEBUG_CFLAGS" H5_CPPFLAGS="$H5_CPPFLAGS $DEBUG_CPPFLAGS" H5_CXXFLAGS="$H5_CXXFLAGS $DEBUG_CXXFLAGS" H5_FCFLAGS="$H5_FCFLAGS $DEBUG_FCFLAGS" ;; X-pg|X-profile) enable_production="profile" AC_MSG_RESULT([profile]) CONFIG_MODE=profile H5_CFLAGS="$H5_CFLAGS $PROFILE_CFLAGS" H5_CPPFLAGS="$H5_CPPFLAGS $PROFILE_CPPFLAGS" H5_CXXFLAGS="$H5_CXXFLAGS $PROFILE_CXXFLAGS" H5_FCFLAGS="$H5_FCFLAGS $PROFILE_FCFLAGS" ;; *) enable_production="user-defined" AC_MSG_RESULT([user-defined]) CONFIG_MODE="$enableval" ;; esac ## ---------------------------------------------------------------------- ## Check for system libraries. "dl" stands for dynamically loaded library ## AC_CHECK_LIB([m], [ceil]) AC_CHECK_LIB([dl], [dlopen]) ## ---------------------------------------------------------------------- ## Check for system header files. ## AC_HEADER_STDC AC_HEADER_TIME ## 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([dirent.h]) AC_CHECK_HEADERS([stdint.h], [C9x=yes]) ## Darwin AC_CHECK_HEADERS([mach/mach_time.h]) ## Also need to detect Darwin for pubconf case $host_os in darwin*) AC_DEFINE([HAVE_DARWIN], [1], [Define if Darwin or Mac OS X]) ;; esac ## ----------- ## if `uname` is not CYGWIN, save that information to pass to Makefiles ## to disable building and testing plugins. AC_SUBST([UNAME_CYGWIN]) UNAME_CYGWIN="no" ## Windows case "`uname`" in CYGWIN*) AC_CHECK_HEADERS([io.h sys/timeb.h]) UNAME_CYGWIN="yes" ;; MINGW*) AC_CHECK_HEADERS([io.h winsock2.h sys/timeb.h]) AC_HAVE_LIBRARY([ws2_32]) ;; *) AC_CHECK_HEADERS([io.h winsock2.h sys/timeb.h]) ;; esac AM_CONDITIONAL([NOT_UNAME_CYGWIN], [test "X$UNAME_CYGWIN" = "Xno"]) ## ---------------------------------------------------------------------- ## Some platforms require that all symbols are resolved when a library ## is linked. We can use the -no-undefined flag to tell libtool that ## it will be able to build shared libraries on these architectures, ## as it will not do so by default. ## if test "X${enable_shared}" = "Xyes"; then AC_MSG_CHECKING([if libtool needs -no-undefined flag to build shared libraries]) case "`uname`" in CYGWIN*|MINGW*|AIX*) ## Add in the -no-undefined flag to LDFLAGS for libtool. AC_MSG_RESULT([yes]) H5_LDFLAGS="$H5_LDFLAGS -no-undefined" ;; *) ## Don't add in anything. AC_MSG_RESULT([no]) ;; esac fi ## ---------------------------------------------------------------------- ## Use the macro _AC_SYS_LARGEFILE_MACRO_VALUE to test defines ## that might need to be set for largefile support to behave ## correctly. This macro is defined in acsite.m4 and overrides ## the version provided by Autoconf (as of v2.65). The custom ## macro additionally adds the appropriate defines to AM_CPPFLAGS ## so that later configure checks have them visible. ## Check for _FILE_OFFSET_BITS _AC_SYS_LARGEFILE_MACRO_VALUE([_FILE_OFFSET_BITS], [64], [ac_cv_sys_file_offset_bits], [Number of bits in a file offset, on hosts where this is settable.], [_AC_SYS_LARGEFILE_TEST_INCLUDES]) ## Check for _LARGE_FILES if test "$ac_cv_sys_file_offset_bits" = unknown; then _AC_SYS_LARGEFILE_MACRO_VALUE([_LARGE_FILES], [1], [ac_cv_sys_large_files], [Define for large files, on AIX-style hosts.], [_AC_SYS_LARGEFILE_TEST_INCLUDES]) fi ## ---------------------------------------------------------------------- ## Add necessary defines for Linux Systems. ## case "$host_cpu-$host_vendor-$host_os" in *linux*) ## Add POSIX support on Linux systems, so <features.h> defines ## __USE_POSIX, which is required to get the prototype for fdopen ## defined correctly in <stdio.h>. ## ## This flag was removed from h5cc as of 2009-10-17 when it was found ## that the flag broke compiling netCDF-4 code with h5cc, but kept in ## H5_CPPFLAGS because fdopen and HDfdopen fail without it. 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CPPFLAGS="$H5_CPPFLAGS $AM_CPPFLAGS $CPPFLAGS" CFLAGS="$H5_CFLAGS $AM_CFLAGS $CFLAGS" ## ---------------------------------------------------------------------- ## Data types and their sizes. ## AC_TYPE_OFF_T AC_CHECK_TYPE([size_t], [], [AC_DEFINE_UNQUOTED([size_t], [unsigned long], [Define to `unsigned long' if <sys/types.h> does not define.])]) AC_CHECK_TYPE([ssize_t], [], [AC_DEFINE_UNQUOTED([ssize_t], [long], [Define to `long' if <sys/types.h> does not define.])]) AC_CHECK_TYPE([ptrdiff_t], [], [AC_DEFINE_UNQUOTED([ptrdiff_t], [long], [Define to `long' if <sys/types.h> does not define.])]) AC_C_BIGENDIAN AC_CHECK_SIZEOF([char], [1]) AC_CHECK_SIZEOF([short], [2]) AC_CHECK_SIZEOF([int], [4]) AC_CHECK_SIZEOF([unsigned], [4]) AC_CHECK_SIZEOF([long], [4]) AC_CHECK_SIZEOF([long long], [8]) AC_CHECK_SIZEOF([__int64], [8]) AC_CHECK_SIZEOF([float], [4]) AC_CHECK_SIZEOF([double], [8]) AC_CHECK_SIZEOF([long double], [8]) ## Checkpoint the cache AC_CACHE_SAVE ## Posix.1g types (C9x) cat >>confdefs.h <<\EOF #include <sys/types.h> EOF if test "X$C9x" = "Xyes"; then cat >>confdefs.h <<\EOF #include <stdint.h> EOF fi AC_CHECK_SIZEOF( [int8_t]) AC_CHECK_SIZEOF( [uint8_t]) AC_CHECK_SIZEOF( [int_least8_t]) AC_CHECK_SIZEOF( [uint_least8_t]) AC_CHECK_SIZEOF( [int_fast8_t]) AC_CHECK_SIZEOF( [uint_fast8_t]) AC_CHECK_SIZEOF( [int16_t]) AC_CHECK_SIZEOF( [uint16_t]) AC_CHECK_SIZEOF( [int_least16_t]) AC_CHECK_SIZEOF([uint_least16_t]) AC_CHECK_SIZEOF( [int_fast16_t]) AC_CHECK_SIZEOF( [uint_fast16_t]) AC_CHECK_SIZEOF( [int32_t]) AC_CHECK_SIZEOF( [uint32_t]) AC_CHECK_SIZEOF( [int_least32_t]) AC_CHECK_SIZEOF([uint_least32_t]) AC_CHECK_SIZEOF( [int_fast32_t]) AC_CHECK_SIZEOF( [uint_fast32_t]) AC_CHECK_SIZEOF( [int64_t]) AC_CHECK_SIZEOF( [uint64_t]) AC_CHECK_SIZEOF( [int_least64_t]) AC_CHECK_SIZEOF([uint_least64_t]) AC_CHECK_SIZEOF( [int_fast64_t]) AC_CHECK_SIZEOF( [uint_fast64_t]) AC_CHECK_SIZEOF([size_t]) AC_CHECK_SIZEOF([ssize_t]) AC_CHECK_SIZEOF([ptrdiff_t]) cat >>confdefs.h <<\EOF #include <sys/types.h> /*for off_t definition*/ EOF AC_CHECK_SIZEOF([off_t]) ## Checkpoint the cache AC_CACHE_SAVE ## ---------------------------------------------------------------------- ## Check if the dev_t type is a scalar type (must come after the check for ## sys/types.h) AC_MSG_CHECKING([if dev_t is scalar]) AC_TRY_COMPILE([ #ifdef HAVE_SYS_TYPES_H #include <sys/types.h> #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]) ) ## ---------------------------------------------------------------------- ## Fake --with-xxx option to allow us to create a help message for the ## following --with-xxx options which can take either a =DIR or =INC,LIB ## specifier. ## 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 ]) ## ---------------------------------------------------------------------- ## Is the dmalloc present? It has a header file `dmalloc.h' and a library ## `-ldmalloc' and their locations might be specified with the `--with-dmalloc' ## command-line switch. The value is an include path and/or a library path. ## If the library path is specified then it must be preceded by a comma. ## AC_ARG_WITH([dmalloc], [AS_HELP_STRING([--with-dmalloc=DIR], [Use dmalloc memory debugging aid [default=no]])],, [withval=no]) case $withval in yes) HAVE_DMALLOC="yes" AC_CHECK_HEADERS([dmalloc.h],, [unset HAVE_DMALLOC]) if test "x$HAVE_DMALLOC" = "xyes"; then AC_CHECK_LIB([dmalloc], [dmalloc_shutdown],, [unset HAVE_DMALLOC]) fi 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 saved_CPPFLAGS="$CPPFLAGS" saved_AM_CPPFLAGS="$AM_CPPFLAGS" saved_LDFLAGS="$LDFLAGS" saved_AM_LDFLAGS="$AM_LDFLAGS" if test -n "$dmalloc_inc"; then CPPFLAGS="$CPPFLAGS -I$dmalloc_inc" AM_CPPFLAGS="$AM_CPPFLAGS -I$dmalloc_inc" fi AC_CHECK_HEADERS([dmalloc.h],,[CPPFLAGS="$saved_CPPFLAGS"; AM_CPPFLAGS="$saved_AM_CPPFLAGS"] [unset HAVE_DMALLOC]) if test "x$HAVE_DMALLOC" = "xyes"; then if test -n "$dmalloc_lib"; then LDFLAGS="$LDFLAGS -L$dmalloc_lib" AM_LDFLAGS="$AM_LDFLAGS -L$dmalloc_lib" fi AC_CHECK_LIB([dmalloc], [dmalloc_shutdown],, [LDFLAGS="$saved_LDFLAGS"; AM_LDFLAGS="$saved_AM_LDFLAGS"; unset HAVE_DMALLOC]) fi if test -z "$HAVE_DMALLOC" -a -n "$HDF5_CONFIG_ABORT"; then AC_MSG_ERROR([couldn't find dmalloc library]) fi ;; esac ## ---------------------------------------------------------------------- ## Is the GNU zlib present? It has a header file `zlib.h' and a library ## `-lz' and their locations might be specified with the `--with-zlib' ## command-line switch. 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It has a header file `szlib.h' and a library ## `-lsz' and their locations might be specified with the `--with-szlib' ## command-line switch. The value is an include path and/or a library path. ## If the library path is specified then it must be preceded by a comma. ## AC_SUBST([USE_FILTER_SZIP]) USE_FILTER_SZIP="no" AC_ARG_WITH([szlib], [AS_HELP_STRING([--with-szlib=DIR], [Use szlib library for external szlib I/O filter [default=no]])],, [withval=no]) case $withval in yes) HAVE_SZLIB="yes" AC_CHECK_HEADERS([szlib.h], [HAVE_SZLIB_H="yes"], [unset HAVE_SZLIB]) if test "x$HAVE_SZLIB" = "xyes" -a "x$HAVE_SZLIB_H" = "xyes"; then AC_CHECK_LIB([sz], [SZ_BufftoBuffCompress],, [unset HAVE_SZLIB]) fi if test -z "$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 saved_CPPFLAGS="$CPPFLAGS" saved_AM_CPPFLAGS="$AM_CPPFLAGS" saved_LDFLAGS="$LDFLAGS" saved_AM_LDFLAGS="$AM_LDFLAGS" if test -n "$szlib_inc"; then CPPFLAGS="$CPPFLAGS -I$szlib_inc" AM_CPPFLAGS="$AM_CPPFLAGS -I$szlib_inc" fi AC_CHECK_HEADERS([szlib.h], [HAVE_SZLIB_H="yes"], [CPPFLAGS="$saved_CPPFLAGS"; AM_CPPFLAGS="$saved_AM_CPPFLAGS"] [unset HAVE_SZLIB]) if test -n "$szlib_lib"; then LDFLAGS="$LDFLAGS -L$szlib_lib" AM_LDFLAGS="$AM_LDFLAGS -L$szlib_lib" fi if test "x$HAVE_SZLIB" = "xyes" -a "x$HAVE_SZLIB_H" = "xyes"; then AC_CHECK_LIB([sz], [SZ_BufftoBuffCompress],, [LDFLAGS="$saved_LDFLAGS"; AM_LDFLAGS="$saved_AM_LDFLAGS"; unset HAVE_SZLIB]) fi 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 ## SZLIB library is available. Check if it can encode AC_MSG_CHECKING([for szlib encoder]) ## Set LD_LIBRARY_PATH so encoder test can find the library and run. ## Also add LL_PATH substitution to Makefiles so they can use the ## path as well, for testing examples. if test -z "$LD_LIBRARY_PATH"; then export LD_LIBRARY_PATH="$szlib_lib" else export LD_LIBRARY_PATH="$szlib_lib:$LD_LIBRARY_PATH" fi AC_SUBST([LL_PATH]) LL_PATH="$LD_LIBRARY_PATH" AC_CACHE_VAL([hdf5_cv_szlib_can_encode], [AC_TRY_RUN([ #include <szlib.h> 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],)]) AC_DEFINE([HAVE_FILTER_SZIP], [1], [Define if support for szip filter is enabled]) USE_FILTER_SZIP="yes" if test ${hdf5_cv_szlib_can_encode} = "yes"; then AC_MSG_RESULT([yes]) fi if test ${hdf5_cv_szlib_can_encode} = "no"; then AC_MSG_RESULT([no]) fi ## Add "szip" to external filter list if test ${hdf5_cv_szlib_can_encode} = "yes"; then if test "X$EXTERNAL_FILTERS" != "X"; then EXTERNAL_FILTERS="${EXTERNAL_FILTERS}," fi EXTERNAL_FILTERS="${EXTERNAL_FILTERS}szip(encoder)" fi if test ${hdf5_cv_szlib_can_encode} = "no"; then if test "X$EXTERNAL_FILTERS" != "X"; then EXTERNAL_FILTERS="${EXTERNAL_FILTERS}," fi EXTERNAL_FILTERS="${EXTERNAL_FILTERS}szip(no encoder)" fi fi AM_CONDITIONAL([BUILD_SHARED_SZIP_CONDITIONAL], [test "X$USE_FILTER_SZIP" = "Xyes" && test "X$LL_PATH" != "X"]) ## Checkpoint the cache AC_CACHE_SAVE ## ---------------------------------------------------------------------- ## Enable thread-safe version of library. It requires Pthreads support ## on POSIX systems. ## AC_MSG_CHECKING([for thread safe support]) AC_ARG_ENABLE([threadsafe], [AS_HELP_STRING([--enable-threadsafe], [Enable thread-safe capability. Not compatible with the high-level library, Fortran, or C++ wrappers. [default=no]])], [THREADSAFE=$enableval]) ## --enable-threadsafe is incompatible with --enable-hl unless ## --enable-unsupported has been specified on the configure line. ## ## Note that the high-level library is enabled by default so most ## users will have to add --disable-hl to the configure options. if test "X${ALLOW_UNSUPPORTED}" != "Xyes"; then if test "X${HDF5_HL}" = "Xyes" -a "X${enable_threadsafe}" = "Xyes"; then AC_MSG_ERROR([The thread-safe library is incompatible with the high-level library. --disable-hl can be used to prevent building the high-level library (recommended). Alternatively, --enable-unsupported will allow building the high-level library, though this configuration is not supported by The HDF Group.]) fi fi ## The --enable-threadsafe flag is not compatible with --enable-cxx. ## If the user tried to specify both flags, throw an error, unless ## they also provided the --enable-unsupported flag. if test "X${ALLOW_UNSUPPORTED}" != "Xyes"; then if test "X${HDF_CXX}" = "Xyes" -a "X${enable_threadsafe}" = "Xyes"; then AC_MSG_ERROR([--enable-cxx and --enable-threadsafe flags are incompatible. Use --enable-unsupported to override this error.]) fi fi ## --enable-threadsafe is also incompatible with --enable-fortran, unless ## --enable-unsupported has been specified on the configure line. if test "X${ALLOW_UNSUPPORTED}" != "Xyes"; then if test "X${HDF_FORTRAN}" = "Xyes" -a "X${enable_threadsafe}" = "Xyes"; then AC_MSG_ERROR([--enable-fortran and --enable-threadsafe flags are incompatible. Use --enable-unsupported to override this error.]) fi fi case "X-$THREADSAFE" in X-|X-no) AC_MSG_RESULT([no]) ;; X-yes) THREADSAFE=yes AC_MSG_RESULT([yes]) ;; *) AC_MSG_RESULT([error]) AC_MSG_ERROR([\'$enableval\' is not a valid threadsafe type]) ;; esac if test "X$THREADSAFE" = "Xyes"; then AC_DEFINE([HAVE_THREADSAFE], [1], [Define if we have thread safe support]) ## ---------------------------------------------------------------------- ## Is the pthreads library present? It has a header file `pthread.h' and ## a library `-lpthread' and their locations might be specified with the ## `--with-pthread' command-line switch. The value is an include path ## and/or a library path. If the library path is specified then it must ## be preceded by a comma. ## ## Thread-safety in HDF5 only uses Pthreads via configure, so the ## default is "yes", though this only has an effect when ## --enable-threadsafe is specified. AC_SUBST([HAVE_PTHREAD]) HAVE_PTHREAD=yes AC_ARG_WITH([pthread], [AS_HELP_STRING([--with-pthread=DIR], [Specify alternative path to Pthreads library when thread-safe capability is built])],, [withval=yes]) case "$withval" in yes) AC_CHECK_HEADERS([pthread.h],, [unset HAVE_PTHREAD]) if test "x$HAVE_PTHREAD" = "xyes"; then AC_CHECK_LIB([pthread], [pthread_self],, [unset HAVE_PTHREAD]) fi ;; no) AC_MSG_CHECKING([for pthread]) AC_MSG_RESULT([suppressed]) unset HAVE_PTHREAD ;; *) case "$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 if test -n "$pthread_inc"; then saved_CPPFLAGS="$CPPFLAGS" saved_AM_CPPFLAGS="$AM_CPPFLAGS" CPPFLAGS="$CPPFLAGS -I$pthread_inc" AM_CPPFLAGS="$AM_CPPFLAGS -I$pthread_inc" AC_CHECK_HEADERS([pthread.h],, [CPPFLAGS="$saved_CPPFLAGS"; AM_CPPFLAGS="$saved_AM_CPPFLAGS"; unset HAVE_PTHREAD]) else AC_CHECK_HEADERS([pthread.h],, [unset HAVE_PTHREAD]) fi if test "x$HAVE_PTHREAD" = "xyes"; then if test -n "$pthread_lib"; then saved_LDFLAGS="$LDFLAGS" saved_AM_LDFLAGS="$AM_LDFLAGS" LDFLAGS="$LDFLAGS -L$pthread_lib" AM_LDFLAGS="$AM_LDFLAGS -L$pthread_lib" AC_CHECK_LIB([pthread], [pthread_self],, [LDFLAGS="$saved_LDFLAGS"; AM_LDFLAGS="$saved_AM_LDFLAGS"; unset HAVE_PTHREAD]) else AC_CHECK_LIB([pthread], [pthread_self],, [unset HAVE_PTHREAD]) fi fi ;; esac fi ## ---------------------------------------------------------------------- ## Check for MONOTONIC_TIMER support (used in clock_gettime). This has ## to be done after any POSIX defines to ensure that the test gets ## the correct POSIX level on linux. AC_CHECK_DECL([CLOCK_MONOTONIC],[have_clock_monotonic="yes"],[have_clock_monotonic="no"],[[#include <time.h>]]) ## ---------------------------------------------------------------------- ## How does one figure out the local time zone? Anyone know of a ## Posix way to do this? ## ## First check if `struct tm' has a `tm_gmtoff' member. AC_MSG_CHECKING([for tm_gmtoff in struct tm]) AC_TRY_COMPILE([ #include <sys/time.h> #include <time.h>], [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])]) ## Check whether the global variable `timezone' is defined. AC_MSG_CHECKING([for global timezone variable]) case "`uname`" in CYGWIN*) AC_MSG_RESULT([disabled in CYGWIN]) ;; *) AC_TRY_LINK([ #include <sys/time.h> #include <time.h>], [timezone=0;], [AC_DEFINE([HAVE_TIMEZONE], [1], [Define if `timezone' is a global variable]) AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no])]) ;; esac ## ---------------------------------------------------------------------- ## Does the struct stat have the st_blocks field? This field is not Posix. ## AC_MSG_CHECKING([for st_blocks in struct stat]) AC_TRY_COMPILE([ #include <sys/stat.h>],[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])]) ## ---------------------------------------------------------------------- ## How do we figure out the width of a tty in characters? ## AC_CHECK_FUNCS([_getvideoconfig gettextinfo]) case "`uname`" in CYGWIN*) ;; *) AC_CHECK_FUNCS([GetConsoleScreenBufferInfo getpwuid]) ;; esac 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 <sys/ioctl.h>],[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 <sys/ioctl.h>],[int w=TIOCGETD;], [AC_DEFINE([HAVE_TIOCGETD], [1], [Define if the ioctl TIOCGETD is defined]) AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no])]) ## ---------------------------------------------------------------------- ## Check for functions. ## ## NOTE: clock_gettime may require linking to the rt or posix4 library ## so we'll search for it before calling AC_CHECK_FUNCS. AC_SEARCH_LIBS([clock_gettime], [rt posix4]) AC_CHECK_FUNCS([alarm clock_gettime difftime fork frexpf frexpl]) AC_CHECK_FUNCS([gethostname getrusage gettimeofday]) AC_CHECK_FUNCS([lstat rand_r random setsysinfo]) AC_CHECK_FUNCS([signal longjmp setjmp siglongjmp sigsetjmp sigprocmask]) AC_CHECK_FUNCS([snprintf srandom strdup symlink system]) AC_CHECK_FUNCS([strtoll strtoull]) AC_CHECK_FUNCS([tmpfile asprintf vasprintf vsnprintf waitpid]) ## ---------------------------------------------------------------------- ## Check compiler characteristics ## AC_C_CONST AC_MSG_CHECKING([if the compiler understands __inline__]) AC_COMPILE_IFELSE( [AC_LANG_SOURCE([[static __inline__ void f(void){return;};]])], [AC_DEFINE([HAVE___INLINE__], [1], [Define if the compiler understands __inline__]) AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no])] ) AC_MSG_CHECKING([if the compiler understands __inline]) AC_COMPILE_IFELSE( [AC_LANG_SOURCE([[static __inline void f(void){return;};]])], [AC_DEFINE([HAVE___INLINE], [1], [Define if the compiler understands __inline]) AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no])] ) AC_MSG_CHECKING([if the compiler understands inline]) AC_COMPILE_IFELSE( [AC_LANG_SOURCE([[static inline void f(void){return;};]])], [AC_DEFINE([HAVE_INLINE], [1], [Define if the compiler understands inline]) AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no])] ) 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 __func__ extension]) AC_TRY_COMPILE(,[ const char *fname = __func__; ], [AC_DEFINE([HAVE_C99_FUNC], [1], [Define if the compiler understands the __func__ keyword]) AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no])]) AC_MSG_CHECKING([for __FUNCTION__ extension]) AC_TRY_COMPILE(,[ const char *fname = __FUNCTION__; ], [AC_DEFINE([HAVE_FUNCTION], [1], [Define if the compiler understands the __FUNCTION__ keyword]) AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no])]) AC_MSG_CHECKING([for C99 designated initialization support]) AC_TRY_COMPILE(,[ typedef struct { int x; union { int i; double d; } u; } di_struct_t; di_struct_t x = {0, { .d = 0.0}}; ], [AC_DEFINE([HAVE_C99_DESIGNATED_INITIALIZER], [1], [Define if the compiler understands C99 designated initialization of structs and unions]) AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no])]) ## ---------------------------------------------------------------------- ## Try to figure out how to print `long long'. Some machines use `%lld' ## and others use `%qd'. There may be more! The final `l' is a ## default in case none of the others work. ## AC_MSG_CHECKING([how to print long long]) AC_CACHE_VAL([hdf5_cv_printf_ll], [ for hdf5_cv_printf_ll in l ll L q unknown; do AC_TRY_RUN([ #include <stdio.h> #include <stdlib.h> #include <string.h> 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]) 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']) ## ---------------------------------------------------------------------- ## Check if pthread_attr_setscope(&attribute, PTHREAD_SCOPE_SYSTEM) ## is supported on this system ## AC_MSG_CHECKING([Threads support system scope]) AC_CACHE_VAL([hdf5_cv_system_scope_threads], [AC_TRY_RUN([ #if STDC_HEADERS #include <stdlib.h> #include <pthread.h> #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 ${hdf5_cv_system_scope_threads} = "yes"; then AC_DEFINE([SYSTEM_SCOPE_THREADS], [1], [Define if your system supports pthread_attr_setscope(&attribute, PTHREAD_SCOPE_SYSTEM) call.]) AC_MSG_RESULT([yes]) else AC_MSG_RESULT([no]) fi ## ---------------------------------------------------------------------- ## Turn on debugging by setting compiler flags ## This must come after the enable-production since it depends on production. ## AC_MSG_CHECKING([for debug flags]) AC_ARG_ENABLE([debug], [AS_HELP_STRING([--enable-debug=all], [Turn on debugging in all packages. One may also specify a comma-separated list of package names without the leading H5 or the word no. The default is most packages if production is disabled; no if it is enabled. ])], [DEBUG_PKG=$enableval]) ## Default to no if production is enabled if test "X-$DEBUG_PKG" = X- ; then if test "$enable_production" = yes ; then DEBUG_PKG=no else DEBUG_PKG=yes fi fi AC_SUBST([DEBUG_PKG]) all_packages="ac,b,b2,d,e,f,g,hg,hl,i,mf,mm,o,p,s,t,v,z" case "X-$DEBUG_PKG" in X-yes) DEBUG_PKG="d,e,f,g,hg,i,mm,o,p,s,t,v,z" H5_CPPFLAGS="$H5_CPPFLAGS -UNDEBUG" AC_MSG_RESULT([default ($DEBUG_PKG)]) ;; X-all) DEBUG_PKG=$all_packages H5_CPPFLAGS="$H5_CPPFLAGS -UNDEBUG" AC_MSG_RESULT([all ($DEBUG_PKG)]) ;; X-no|X-none) AC_MSG_RESULT([none]) DEBUG_PKG= H5_CPPFLAGS="$H5_CPPFLAGS -DNDEBUG" ;; *) AC_MSG_RESULT([$DEBUG_PKG]) ;; esac if test -n "$DEBUG_PKG"; then for pkg in `echo $DEBUG_PKG | ${TR} ${as_cr_letters}"," ${as_cr_LETTERS}" "`; do H5_CPPFLAGS="$H5_CPPFLAGS -DH5${pkg}_DEBUG" done fi ## ---------------------------------------------------------------------- ## Check if they would like the function stack support compiled in ## AC_MSG_CHECKING([whether function stack tracking is enabled]) AC_ARG_ENABLE([codestack], [AS_HELP_STRING([--enable-codestack], [Enable the function stack tracing (for developer debugging).])], [CODESTACK=$enableval]) case "X-$CODESTACK" in X-yes) CODESTACK=yes AC_MSG_RESULT([yes]) AC_DEFINE([HAVE_CODESTACK], [1], [Define if the function stack tracing code is to be compiled in]) ;; *) CODESTACK=no AC_MSG_RESULT([no]) ;; esac ## ---------------------------------------------------------------------- ## Check if they would like the metadata trace file code compiled in ## AC_MSG_CHECKING([whether metadata trace file code is enabled]) AC_ARG_ENABLE([metadata-trace-file], [AS_HELP_STRING([--enable-metadata-trace-file], [Enable metadata trace file collection.])], [METADATATRACEFILE=$enableval]) case "X-$METADATATRACEFILE" in X-yes) METADATATRACEFILE=yes AC_MSG_RESULT([yes]) AC_DEFINE([METADATA_TRACE_FILE], [1], [Define if the metadata trace file code is to be compiled in]) ;; *) METADATATRACEFILE=no AC_MSG_RESULT([no]) ;; esac ## ---------------------------------------------------------------------- ## Enable tracing of the API ## This must come after the enable-debug since it depends on debug. ## AC_SUBST([TRACE_API]) AC_MSG_CHECKING([for API tracing]); AC_ARG_ENABLE([trace], [AS_HELP_STRING([--enable-trace], [Enable API tracing capability. Default=no if debug is disabled.])], [TRACE=$enableval]) ## 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-$TRACE" in X-yes) AC_MSG_RESULT([yes]) TRACE_API=yes H5_CPPFLAGS="$H5_CPPFLAGS -DH5_DEBUG_API" ;; X-no|*) AC_MSG_RESULT([no]) TRACE_API=no H5_CPPFLAGS="$H5_CPPFLAGS -UH5_DEBUG_API" ;; esac ## ---------------------------------------------------------------------- ## Enable instrumenting of the library's internal operations ## This must come after the enable-debug since it depends on debug. ## AC_SUBST([INSTRUMENT_LIBRARY]) AC_MSG_CHECKING([for instrumented library]); AC_ARG_ENABLE([instrument], [AS_HELP_STRING([--enable-instrument], [Enable library instrumentation of optimization tracing. Default=no if debug is disabled.])], [INSTRUMENT=$enableval]) ## 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-$INSTRUMENT" in X-yes) AC_MSG_RESULT([yes]) INSTRUMENT_LIBRARY=yes AC_DEFINE([HAVE_INSTRUMENTED_LIBRARY], [1], [Define if library will contain instrumentation to detect correct optimization operation]) ;; X-no|*) AC_MSG_RESULT([no]) INSTRUMENT_LIBRARY=no ;; esac ## ---------------------------------------------------------------------- ## Check if they would like to securely clear file buffers before they are ## written. ## AC_SUBST([CLEARFILEBUF]) AC_MSG_CHECKING([whether to clear file buffers]) AC_ARG_ENABLE([clear-file-buffers], [AS_HELP_STRING([--enable-clear-file-buffers], [Securely clear file buffers before writing to file. Default=yes.])], [CLEARFILEBUF=$enableval]) case "X-$CLEARFILEBUF" in X-no) CLEARFILEBUF=no AC_MSG_RESULT([no]) ;; *) CLEARFILEBUF=yes AC_MSG_RESULT([yes]) AC_DEFINE([CLEAR_MEMORY], [1], [Define if the memory buffers being written to disk should be cleared before writing.]) ;; esac ## ---------------------------------------------------------------------- ## Check if they would like to use a memory checking tool (like valgrind's ## 'memcheck' tool, or Rational Purify, etc) and the library should be ## more scrupulous with it's memory operations. Enabling this also ## disables the library's free space manager code. ## AC_SUBST([USINGMEMCHECKER]) AC_MSG_CHECKING([whether a memory checking tool will be used]) AC_ARG_ENABLE([using-memchecker], [AS_HELP_STRING([--enable-using-memchecker], [Enable this option if a memory allocation and/or bounds checking tool will be used on the HDF5 library. Enabling this causes the library to be more picky about it's memory operations and also disables the library's free space manager code. Default=no.])], [USINGMEMCHECKER=$enableval]) case "X-$USINGMEMCHECKER" in X-yes) USINGMEMCHECKER=yes AC_MSG_RESULT([yes]) AC_DEFINE([USING_MEMCHECKER], [1], [Define if a memory checking tool will be used on the library, to cause library to be very picky about memory operations and also disable the internal free list manager code.]) ;; *) USINGMEMCHECKER=no AC_MSG_RESULT([no]) ;; esac ## Checkpoint the cache AC_CACHE_SAVE ## What header files and libraries do we have to look for for parallel ## support? For the most part, search paths are already specified with ## CPPFLAGS and LDFLAGS or are known to the compiler. ## AC_ARG_ENABLE([parallel], [AS_HELP_STRING([--enable-parallel], [Search for MPI-IO and MPI support files])]) ## The --enable-parallel flag is not compatible with --enable-cxx. ## If the user tried to specify both flags, throw an error, unless ## they also provided the --enable-unsupported flag. if test "X${ALLOW_UNSUPPORTED}" != "Xyes"; then if test "X${HDF_CXX}" = "Xyes" -a "X${enable_parallel}" = "Xyes"; then AC_MSG_ERROR([--enable-cxx and --enable-parallel flags are incompatible. Use --enable-unsupported to override this error.]) fi fi ## --enable-parallel is also incompatible with --enable-threadsafe, unless ## --enable-unsupported has been specified on the configure line. if test "X${ALLOW_UNSUPPORTED}" != "Xyes"; then if test "X${THREADSAFE}" = "Xyes" -a "X${enable_parallel}" = "Xyes"; then AC_MSG_ERROR([--enable-threadsafe and --enable-parallel flags are incompatible. Use --enable-unsupported to override this error.]) fi fi AC_MSG_CHECKING([for parallel support files]) case "X-$enable_parallel" in X-|X-no|X-none) ## We are not compiling for parallel. AC_MSG_RESULT([skipped]) ;; X-yes) ## We want to compile a parallel library with a compiler that ## may already know how to link with MPI and MPI-IO. AC_MSG_RESULT([provided by compiler]) PARALLEL=yes ## Try link a simple MPI program. AC_MSG_CHECKING([whether a simple MPI-IO C program can be linked]) AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <mpi.h>]], [[ MPI_Init(0, (void *)0); MPI_File_open(0, (void *)0, 0, 0, (void *)0);]])], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]) AC_MSG_ERROR([unable to link a simple MPI-IO C program])]) if test "X$HDF_FORTRAN" = "Xyes"; then PAC_PROG_FC_MPI_CHECK fi ## Set RUNPARALLEL to mpiexec if not set yet. if test "X$PARALLEL" = "Xyes" -a -z "$RUNPARALLEL"; then RUNPARALLEL="mpiexec -n \$\${NPROCS:=6}" fi ;; *) AC_MSG_RESULT([error]) AC_MSG_ERROR([\'$enable_parallel\' is not a valid parallel search type]) ;; esac ## ---------------------------------------------------------------------- ## Print some other parallel information and do some sanity checks. ## AC_SUBST([ADD_PARALLEL_FILES]) ADD_PARALLEL_FILES="no" if test -n "$PARALLEL"; then ## The 'testpar' directory should participate in the build TESTPARALLEL=testpar ## We are building a parallel library AC_DEFINE([HAVE_PARALLEL], [1], [Define if we have parallel support]) ## Display what we found about running programs AC_MSG_CHECKING([prefix for running on one processor]) AC_MSG_RESULT([$RUNSERIAL]) AC_MSG_CHECKING([prefix for running in parallel]) AC_MSG_RESULT([$RUNPARALLEL]) ## There *must* be some way to run in parallel even if it's just the ## word `none'. if test -z "$RUNPARALLEL"; then AC_MSG_ERROR([no way to run a parallel program]) fi ## If RUNSERIAL or RUNPARALLEL is the word `none' then replace it with ## the empty string. This means that no launch commands were requested, ## so we will not use any launch commands. if test "X$RUNSERIAL" = "Xnone"; then RUNSERIAL="" fi if test "X$RUNPARALLEL" = "Xnone"; then RUNPARALLEL="" fi if test "X$HDF_FORTRAN" = "Xyes"; then ADD_PARALLEL_FILES="yes" AC_MSG_CHECKING([for MPI_Comm_c2f and MPI_Comm_f2c functions]) AC_TRY_LINK([#include <mpi.h>], [MPI_Comm c_comm; MPI_Comm_c2f(c_comm)], AC_DEFINE([HAVE_MPI_MULTI_LANG_Comm], [1], [Define if `MPI_Comm_c2f' and `MPI_Comm_f2c' exists]) AC_MSG_RESULT([yes]), AC_MSG_RESULT([no]) ) AC_MSG_CHECKING([for MPI_Info_c2f and MPI_Info_f2c functions]) AC_TRY_LINK([#include <mpi.h>], [MPI_Info c_info; MPI_Info_c2f(c_info)], AC_DEFINE([HAVE_MPI_MULTI_LANG_Info], [1], [Define if `MPI_Info_c2f' and `MPI_Info_f2c' exists]) AC_MSG_RESULT([yes]), AC_MSG_RESULT([no]) ) fi ## -------------------------------------------------------------------- ## Do we want MPE instrumentation feature on? ## ## This must be done after enable-parallel is checked since it depends ## on a mpich compiler. ## MPE=yes AC_ARG_WITH([mpe], [AS_HELP_STRING([--with-mpe=DIR], [Use MPE instrumentation [default=no]])],, [withval=no]) case "X-$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]) ;; *) 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 if test -n "$mpe_inc"; then saved_CPPFLAGS="$CPPFLAGS" saved_AM_CPPFLAGS="$AM_CPPFLAGS" CPPFLAGS="$CPPFLAGS -I$mpe_inc" AM_CPPFLAGS="$AM_CPPFLAGS -I$mpe_inc" AC_CHECK_HEADERS([mpe.h],, [CPPFLAGS="$saved_CPPFLAGS"; AM_CPPFLAGS="$saved_AM_CPPFLAGS"; unset MPE]) else AC_CHECK_HEADERS([mpe.h],, [unset MPE]) fi if test -n "$mpe_lib"; then saved_LDFLAGS="$LDFLAGS" saved_AM_LDFLAGS="$AM_LDFLAGS" LDFLAGS="$LDFLAGS -L$mpe_lib" AM_LDFLAGS="$AM_LDFLAGS -L$mpe_lib" AC_CHECK_LIB([mpe], [MPE_Init_log],, [LDFLAGS="$saved_LDFLAGS"; AM_LDFLAGS="$saved_AM_LDFLAGS"; unset MPE]) else AC_CHECK_LIB([mpe], [MPE_Init_log],, [unset MPE]) fi ;; esac if test "X-$MPE" = "X-yes"; then AC_DEFINE([HAVE_MPE], [1], [Define if we have MPE support]) fi fi ## ---------------------------------------------------------------------- ## Check if Direct I/O driver is enabled by --enable-direct-vfd ## ## Check these regardless. If the checks are moved inside the main ## direct VFD block, the output is nested. AC_CACHE_VAL([hdf5_cv_direct_io], AC_CHECK_DECL([O_DIRECT], [hdf5_cv_direct_io=yes], [hdf5_cv_direct_io=no], [[#include <fcntl.h>]])) AC_CACHE_VAL([hdf5_cv_posix_memalign], AC_CHECK_FUNC([posix_memalign], [hdf5_cv_posix_memalign=yes], [hdf5_cv_posix_memalign=no])) AC_MSG_CHECKING([if the direct I/O virtual file driver (VFD) is enabled]) AC_ARG_ENABLE([direct-vfd], [AS_HELP_STRING([--enable-direct-vfd], [Build the direct I/O virtual file driver (VFD). This is based on the POSIX (sec2) VFD and requires the open() call to take the O_DIRECT flag. [default=no]])], [DIRECT_VFD=$enableval], [DIRECT_VFD=no]) if test "X$DIRECT_VFD" = "Xyes"; then if test ${hdf5_cv_direct_io} = "yes" && test ${hdf5_cv_posix_memalign} = "yes" ; then AC_MSG_RESULT([yes]) AC_DEFINE([HAVE_DIRECT], [1], [Define if the direct I/O virtual file driver (VFD) should be compiled]) else AC_MSG_RESULT([no]) DIRECT_VFD=no AC_MSG_ERROR([The direct VFD was requested but cannot be built. This is either due to O_DIRECT not being found in fcntl.h or a lack of posix_memalign() on your system. Please re-configure without specifying --enable-direct-vfd.]) fi else AC_MSG_RESULT([no]) fi AM_CONDITIONAL([DIRECT_VFD_CONDITIONAL], [test "X$DIRECT_VFD" = "Xyes"]) ## ---------------------------------------------------------------------- ## Enable custom plugin default path for library. It requires SHARED support. ## AC_MSG_CHECKING([for custom plugin default path definition]) AC_ARG_WITH([default-plugindir], [AS_HELP_STRING([--with-default-plugindir=location], [Specify default location for plugins [default="/usr/local/hdf5/lib/plugin"]])],, withval="/usr/local/hdf5/lib/plugin") if test "X$withval" = "X"; then AC_MSG_RESULT([default]) default_plugindir="/usr/local/hdf5/lib/plugin" else AC_MSG_RESULT([$withval]) default_plugindir=$withval fi AC_DEFINE_UNQUOTED([DEFAULT_PLUGINDIR], ["$default_plugindir"], [Define the default plugins path to compile]) ## ---------------------------------------------------------------------- ## Decide whether the presence of user's exception handling functions is ## checked and data conversion exceptions are returned. This is mainly ## for the speed optimization of hard conversions. Soft conversions can ## actually benefit little. ## AC_MSG_CHECKING([whether exception handling functions is checked during data conversions]) AC_ARG_ENABLE([dconv-exception], [AS_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 ## ---------------------------------------------------------------------- ## Decide whether the data accuracy has higher priority during data ## conversions. If not, some hard conversions will still be prefered even ## though the data may be wrong (for example, some compilers don't ## support denormalized floating values) to maximize speed. ## AC_MSG_CHECKING([whether data accuracy is guaranteed during data conversions]) AC_ARG_ENABLE([dconv-accuracy], [AS_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 ## ---------------------------------------------------------------------- ## Set the flag to indicate that the machine has window style pathname, ## that is, "drive-letter:\" (e.g. "C:") or "drive-letter:/" (e.g. "C:/"). ## (This flag should be _unset_ for all machines, except for Windows, where ## it's set in the custom Windows H5pubconf.h file) ## AC_MSG_CHECKING([if the machine has window style path name]) case "`uname`" in MINGW*) AC_DEFINE([HAVE_WINDOW_PATH], [1], [Define if your system has window style path name.]) AC_MSG_RESULT([yes]) ;; *) AC_MSG_RESULT([no]) ;; esac ## ---------------------------------------------------------------------- ## Set the flag to indicate that the machine is using a special algorithm to convert ## 'long double' to '(unsigned) long' values. (This flag should only be set for ## the IBM Power6 Linux. When the bit sequence of long double is ## 0x4351ccf385ebc8a0bfcc2a3c3d855620, the converted value of (unsigned)long ## is 0x004733ce17af227f, not the same as the library's conversion to 0x004733ce17af2282. ## The machine's conversion gets the correct value. We define the macro and disable ## this kind of test until we figure out what algorithm they use. ## AC_MSG_CHECKING([if using special algorithm to convert long double to (unsigned) long values]) if test ${ac_cv_sizeof_long_double} = 0; then hdf5_cv_ldouble_to_long_special=${hdf5_cv_ldouble_to_long_special=no} else AC_CACHE_VAL([hdf5_cv_ldouble_to_long_special], [AC_RUN_IFELSE( [AC_LANG_PROGRAM([ #include <string.h> ],[[ long double ld = 20041683600089727.779961L; long ll; unsigned long ull; unsigned char s[16]; unsigned char s2[8]; int ret = 1; if(sizeof(long double) == 16 && sizeof(long) == 8) { /*make sure the long double type has 16 bytes in size and * 11 bits of exponent. If it is, *the bit sequence should be like below. It's not *a decent way to check but this info isn't available. */ memcpy(s, &ld, 16); if(s[0]==0x43 && s[1]==0x51 && s[2]==0xcc && s[3]==0xf3 && s[4]==0x85 && s[5]==0xeb && s[6]==0xc8 && s[7]==0xa0 && s[8]==0xbf && s[9]==0xcc && s[10]==0x2a && s[11]==0x3c) { /* Assign the hexadecimal value of long double type. */ s[0]=0x43; s[1]=0x51; s[2]=0xcc; s[3]=0xf3; s[4]=0x85; s[5]=0xeb; s[6]=0xc8; s[7]=0xa0; s[8]=0xbf; s[9]=0xcc; s[10]=0x2a; s[11]=0x3c; s[12]=0x3d; s[13]=0x85; s[14]=0x56; s[15]=0x20; memcpy(&ld, s, 16); ll = (long)ld; memcpy(s2, &ll, 8); /* The library's algorithm converts it to 0x 00 47 33 ce 17 af 22 82 * and gets wrong value 20041683600089730 on the IBM Power6 Linux. * But the IBM Power6 Linux converts it to 0x00 47 33 ce 17 af 22 7f * and gets the correct value 20041683600089727. It uses some special * algorithm. We're going to define the macro and skip the test until * we can figure out how they do it. */ if(s2[0]==0x00 && s2[1]==0x47 && s2[2]==0x33 && s2[3]==0xce && s2[4]==0x17 && s2[5]==0xaf && s2[6]==0x22 && s2[7]==0x7f) ret = 0; ull = (unsigned long)ld; memcpy(s2, &ull, 8); /* The unsigned long is the same as signed long. */ if(s2[0]==0x00 && s2[1]==0x47 && s2[2]==0x33 && s2[3]==0xce && s2[4]==0x17 && s2[5]==0xaf && s2[6]==0x22 && s2[7]==0x7f) ret = 0; } } exit(ret); ]])] , [hdf5_cv_ldouble_to_long_special=yes], [hdf5_cv_ldouble_to_long_special=no],)]) fi if test ${hdf5_cv_ldouble_to_long_special} = "yes"; then AC_DEFINE([LDOUBLE_TO_LONG_SPECIAL], [1], [Define if your system converts long double to (unsigned) long values with special algorithm.]) AC_MSG_RESULT([yes]) else AC_MSG_RESULT([no]) fi ## ---------------------------------------------------------------------- ## Set the flag to indicate that the machine is using a special algorithm ## to convert some values of '(unsigned) long' to 'long double' values. ## (This flag should be off for all machines, except for IBM Power6 Linux, ## when the bit sequences are 003fff..., 007fff..., 00ffff..., 01ffff..., ## ..., 7fffff..., the compiler uses a unknown algorithm. We define a ## macro and skip the test for now until we know about the algorithm. ## AC_MSG_CHECKING([if using special algorithm to convert (unsigned) long to long double values]) if test ${ac_cv_sizeof_long_double} = 0; then hdf5_cv_long_to_ldouble_special=${hdf5_cv_long_to_ldouble_special=no} else AC_CACHE_VAL([hdf5_cv_long_to_ldouble_special], [AC_RUN_IFELSE( [AC_LANG_PROGRAM([ #include <string.h> ],[[ long double ld; long ll; unsigned long ull; unsigned char s[16]; int flag=0, ret=1; /*Determine if long double has 16 byte in size, 11 bit exponent, and *the bias is 0x3ff */ if(sizeof(long double) == 16) { ld = 1.0L; memcpy(s, &ld, 16); if(s[0]==0x3f && s[1]==0xf0 && s[2]==0x00 && s[3]==0x00 && s[4]==0x00 && s[5]==0x00 && s[6]==0x00 && s[7]==0x00) flag = 1; } if(flag==1 && sizeof(long)==8) { ll = 0x003fffffffffffffL; ld = (long double)ll; memcpy(s, &ld, 16); /* The library converts the value to 0x434fffffffffffff8000000000000000. * In decimal it is 18014398509481982.000000, one value short of the original. * The IBM Power6 Linux converts it to 0x4350000000000000bff0000000000000. * The value is correct in decimal. It uses some special * algorithm. We're going to define the macro and skip the test until * we can figure out how they do it. */ if(s[0]==0x43 && s[1]==0x50 && s[2]==0x00 && s[3]==0x00 && s[4]==0x00 && s[5]==0x00 && s[6]==0x00 && s[7]==0x00 && s[8]==0xbf && s[9]==0xf0 && s[10]==0x00 && s[11]==0x00 && s[12]==0x00 && s[13]==0x00 && s[14]==0x00 && s[15]==0x00) ret = 0; } if(flag==1 && sizeof(unsigned long)==8) { ull = 0xffffffffffffffffUL; ld = (long double)ull; memcpy(s, &ld, 16); /* Use a different value from signed long to test. The problem is the same * for both long and unsigned long. The value is 18446744073709551615. * The library converts the value to 0x43effffffffffffffe000000000000000. * In decimal it's 18446744073709548544.000000, very different from the original. * The IBM Power6 Linux converts it to 0x43f0000000000000bff0000000000000. * The value is correct in decimal. It uses some special * algorithm. We're going to define the macro and skip the test until * we can figure out how they do it. */ if(s[0]==0x43 && s[1]==0xf0 && s[2]==0x00 && s[3]==0x00 && s[4]==0x00 && s[5]==0x00 && s[6]==0x00 && s[7]==0x00 && s[8]==0xbf && s[9]==0xf0 && s[10]==0x00 && s[11]==0x00 && s[12]==0x00 && s[13]==0x00 && s[14]==0x00 && s[15]==0x00) ret = 0; } exit(ret); ]])] , [hdf5_cv_long_to_ldouble_special=yes], [hdf5_cv_long_to_ldouble_special=no],)]) fi if test ${hdf5_cv_long_to_ldouble_special} = "yes"; then AC_DEFINE([LONG_TO_LDOUBLE_SPECIAL], [1], [Define if your system can convert (unsigned) long to long double values with special algorithm.]) AC_MSG_RESULT([yes]) else AC_MSG_RESULT([no]) fi ## ---------------------------------------------------------------------- ## Set the flag to indicate that the machine can accurately convert ## 'long double' to '(unsigned) long long' values. This flag should ## be set for all machines, except for IBM XL C compilers. Historically, ## this has also been a problem with OS X (version 10.4) but not current ## versions of that OS. ## ## When the bit sequence of long double is 0x4351ccf385ebc8a0bfcc2a3c..., ## the values of (unsigned)long long start to go wrong on these ## two machines. Adjusting it higher to 0x4351ccf385ebc8a0dfcc... or ## 0x4351ccf385ebc8a0ffcc... will make the converted values wildly wrong. ## This test detects this wrong behavior and disable the test. ## AC_MSG_CHECKING([if correctly converting long double to (unsigned) long long values]) if test ${ac_cv_sizeof_long_double} = 0; then hdf5_cv_ldouble_to_llong_accurate=${hdf5_cv_ldouble_to_llong_accurate=no} else AC_CACHE_VAL([hdf5_cv_ldouble_to_llong_accurate], [AC_TRY_RUN([ int main(void) { long double ld = 20041683600089727.779961L; long long ll; unsigned long long ull; unsigned char s[16]; int ret = 0; if(sizeof(long double) == 16) { /*make sure the long double type is the same as the failing type *which has 16 bytes in size and 11 bits of exponent. If it is, *the bit sequence should be like below. It's not *a decent way to check but this info isn't available. */ memcpy(s, &ld, 16); if(s[0]==0x43 && s[1]==0x51 && s[2]==0xcc && s[3]==0xf3 && s[4]==0x85 && s[5]==0xeb && s[6]==0xc8 && s[7]==0xa0 && s[8]==0xbf && s[9]==0xcc && s[10]==0x2a && s[11]==0x3c) { /*slightly adjust the bit sequence (s[8]=0xdf). The converted *values will go wild on Mac OS 10.4 and IRIX64 6.5.*/ s[0]=0x43; s[1]=0x51; s[2]=0xcc; s[3]=0xf3; s[4]=0x85; s[5]=0xeb; s[6]=0xc8; s[7]=0xa0; s[8]=0xdf; s[9]=0xcc; s[10]=0x2a; s[11]=0x3c; s[12]=0x3d; s[13]=0x85; s[14]=0x56; s[15]=0x20; memcpy(&ld, s, 16); ll = (long long)ld; ull = (unsigned long long)ld; if(ll != 20041683600089728 || ull != 20041683600089728) ret = 1; } } done: exit(ret); } ], [hdf5_cv_ldouble_to_llong_accurate=yes], [hdf5_cv_ldouble_to_llong_accurate=no],)]) fi if test ${hdf5_cv_ldouble_to_llong_accurate} = "yes"; then AC_DEFINE([LDOUBLE_TO_LLONG_ACCURATE], [1], [Define if your system can convert long double to (unsigned) long long values correctly.]) AC_MSG_RESULT([yes]) else AC_MSG_RESULT([no]) fi ## ---------------------------------------------------------------------- ## Set the flag to indicate that the machine can accurately convert ## '(unsigned) long long' to 'long double' values. This flag should ## be set for all machines, except for IBM XL C compilers. Historically, ## this has also been a problem with OS X (version 10.4) but not current ## versions of that OS. ## ## When the bit sequences are 003fff..., 007fff..., 00ffff..., 01ffff..., ## ..., 7fffff..., the converted values are twice as big as they should be. ## AC_MSG_CHECKING([if correctly converting (unsigned) long long to long double values]) if test ${ac_cv_sizeof_long_double} = 0; then hdf5_cv_llong_to_ldouble_correct=${hdf5_cv_llong_to_ldouble_correct=no} else AC_CACHE_VAL([hdf5_cv_llong_to_ldouble_correct], [AC_TRY_RUN([ int main(void) { long double ld; long long ll; unsigned long long ull; unsigned char s[16]; int flag=0, ret=0; /*Determine if long double has 16 byte in size, 11 bit exponent, and *the bias is 0x3ff */ if(sizeof(long double) == 16) { ld = 1.0L; memcpy(s, &ld, 16); if(s[0]==0x3f && s[1]==0xf0 && s[2]==0x00 && s[3]==0x00 && s[4]==0x00 && s[5]==0x00 && s[6]==0x00 && s[7]==0x00) flag = 1; } if(flag==1 && sizeof(long long)==8) { ll = 0x01ffffffffffffffLL; ld = (long double)ll; memcpy(s, &ld, 16); /*Check if the bit sequence is as supposed to be*/ if(s[0]!=0x43 || s[1]!=0x7f || s[2]!=0xff || s[3]!=0xff || s[4]!=0xff || s[5]!=0xff || s[6]!=0xff || s[7]!=0xff || s[8]!=0xf0 || s[9]!=0x00 || s[10]!=0x00 || s[11]!=0x00) ret = 1; } if(flag==1 && sizeof(unsigned long long)==8) { ull = 0x01ffffffffffffffULL; ld = (long double)ull; memcpy(s, &ld, 16); if(s[0]!=0x43 || s[1]!=0x7f || s[2]!=0xff || s[3]!=0xff || s[4]!=0xff || s[5]!=0xff || s[6]!=0xff || s[7]!=0xff || s[8]!=0xf0 || s[9]!=0x00 || s[10]!=0x00 || s[11]!=0x00) ret = 1; } done: exit(ret); } ], [hdf5_cv_llong_to_ldouble_correct=yes], [hdf5_cv_llong_to_ldouble_correct=no],)]) fi if test ${hdf5_cv_llong_to_ldouble_correct} = "yes"; then AC_DEFINE([LLONG_TO_LDOUBLE_CORRECT], [1], [Define if your system can convert (unsigned) long long to long double values correctly.]) AC_MSG_RESULT([yes]) else AC_MSG_RESULT([no]) fi ## ---------------------------------------------------------------------- ## Set some variables for general configuration information to be saved ## and installed with the libraries (used to generate libhdf5.settings). ## ## HDF5 version from the first line of the README.txt file. H5_VERSION="`cut -d' ' -f3 $srcdir/README.txt | head -1`" AC_SUBST([H5_VERSION]) ## Configuration date AC_SUBST([CONFIG_DATE]) CONFIG_DATE="`date`" ## User doing the configuration AC_SUBST([CONFIG_USER]) CONFIG_USER="`whoami`@`hostname`" if test -n "$ORGANIZATION"; then CONFIG_USER="$CONFIG_USER at $ORGANIZATION" fi ## Configuration mode (production, development, profile, etc) saved above. AC_SUBST([CONFIG_MODE]) ## Byte sex from the AC_C_BIGENDIAN macro. AC_SUBST([BYTESEX]) if test "X$ac_cv_c_bigendian" = "Xyes"; then BYTESEX="big-endian" else BYTESEX="little-endian" fi if test "X$ac_cv_c_bigendian" = "Xyes"; then WORDS_BIGENDIAN="yes" else WORDS_BIGENDIAN="no" fi AC_SUBST([WORDS_BIGENDIAN]) ## Parallel support? (set above except empty if none) PARALLEL=${PARALLEL:-no} ## Compiler with version information. This consists of the full path ## name of the compiler and the reported version number. AC_SUBST([CC_VERSION]) ## 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_NOFLAGS; then CC_VERSION="$x/$CC" break fi done fi if test -n "$cc_version_info"; then CC_VERSION="$CC_VERSION ( $cc_version_info)" fi AC_SUBST([FC_VERSION]) ## Strip anything that looks like a flag off of $FC FC_NOFLAGS=`echo $FC | sed 's/ -.*//'` if `echo $FC_NOFLAGS | grep ^/ >/dev/null 2>&1`; then FC_VERSION="$FC" else FC_VERSION="$FC"; for x in `echo $PATH | sed -e 's/:/ /g'`; do if test -x $x/$FC_NOFLAGS; then FC_VERSION="$x/$FC" break fi done fi if test -n "$fc_version_info"; then FC_VERSION="$FC_VERSION ( $fc_version_info)" fi AC_SUBST([CXX_VERSION]) ## Strip anything that looks like a flag off of $CXX CXX_NOFLAGS=`echo $CXX | sed 's/ -.*//'` if `echo $CXX_NOFLAGS | grep ^/ >/dev/null 2>&1`; then CXX_VERSION="$CXX" else CXX_VERSION="$FC"; for x in `echo $PATH | sed -e 's/:/ /g'`; do if test -x $x/$CXX_NOFLAGS; then CXX_VERSION="$x/$CXX" break fi done fi if test -n "$cxx_version_info"; then CXX_VERSION="$CXX_VERSION ( $cxx_version_info)" fi ## ---------------------------------------------------------------------- ## Where is the root of the source tree. Give an absolute address so ## we can find it no matter which directory of the distribution is our ## current directory. The built-in pwd fails on some systems, but the ## /bin/pwd version works OK. ## if test -x /bin/pwd; then pwd=/bin/pwd else pwd=pwd fi AC_SUBST([ROOT]) ROOT="`$pwd`" ## ---------------------------------------------------------------------- ## Some programs shouldn't be built by default (e.g., programs to generate ## data files used by tests, some optional tests). ## Check if they want such programs built anyway. ## AC_MSG_CHECKING([additional programs should be built]) AC_ARG_ENABLE([build-all], [AS_HELP_STRING([--enable-build-all], [Build helper programs that only developers should need [default=no]])], [BUILD_ALL=$enableval], [BUILD_ALL=no]) if test "X$BUILD_ALL" = "Xyes"; then echo "yes" else echo "no" fi AM_CONDITIONAL([BUILD_ALL_CONDITIONAL], [test "X$BUILD_ALL" = "Xyes"]) ## ---------------------------------------------------------------------- ## Enable deprecated public API symbols ## AC_SUBST([DEPRECATED_SYMBOLS]) AC_MSG_CHECKING([if deprecated public symbols are available]); AC_ARG_ENABLE([deprecated-symbols], [AS_HELP_STRING([--enable-deprecated-symbols], [Enable deprecated public API symbols [default=yes]])], [DEPREC_SYMBOLS=$enableval], [DEPREC_SYMBOLS=yes]) case "X-$DEPREC_SYMBOLS" in X-yes) AC_MSG_RESULT([yes]) DEPRECATED_SYMBOLS=yes ;; X-no|*) AC_MSG_RESULT([no]) DEPRECATED_SYMBOLS=no AC_DEFINE([NO_DEPRECATED_SYMBOLS], [1], [Define if deprecated public API symbols are disabled]) ;; esac ## -------------------------------------------------------------------------- ## Which version of the public APIs should the 'base' versioned symbols use? ## AC_SUBST([DEFAULT_API_VERSION]) AC_MSG_CHECKING([which version of public symbols to use by default]) AC_ARG_WITH([default-api-version], [AS_HELP_STRING([--with-default-api-version=(v16|v18|v110)], [Specify default release version of public symbols [default=v18]])],, withval=v18) if test "X$withval" = "Xv16"; then AC_MSG_RESULT([v16]) DEFAULT_API_VERSION=v16 AC_DEFINE([USE_16_API_DEFAULT], [1], [Define using v1.6 public API symbols by default]) elif test "X$withval" = "Xv18"; then AC_MSG_RESULT([v18]) DEFAULT_API_VERSION=v18 else AC_MSG_ERROR([invalid version of public symbols given]) fi ## It's an error to try to disable deprecated public API symbols while ## choosing an older version of the public API as the default. However, ## if the user insists on doing this via the --enable-unsupported configure ## flag, we'll let them. if test "X${ALLOW_UNSUPPORTED}" != "Xyes"; then if test "X${DEFAULT_API_VERSION}" != "Xv18" -a "X${DEPRECATED_SYMBOLS}" = "Xno" ; then AC_MSG_ERROR([Removing old public API symbols not allowed when using them as default public API symbols. Use --enable-unsupported to override this error.]) fi fi ## ---------------------------------------------------------------------- ## Enable strict file format checks ## AC_SUBST([STRICT_FORMAT_CHECKS]) AC_MSG_CHECKING([whether to perform strict file format checks]); AC_ARG_ENABLE([strict-format-checks], [AS_HELP_STRING([--enable-strict-format-checks], [Enable strict file format checks, default=yes if debug flag is enabled, no otherwise])], [STRICT_CHECKS=$enableval]) ## Default to yes if debug is enabled if test "X-$STRICT_CHECKS" = X- ; then if test -z "$DEBUG_PKG" ; then STRICT_CHECKS=no else STRICT_CHECKS=yes fi fi case "X-$STRICT_CHECKS" in X-yes) AC_MSG_RESULT([yes]) STRICT_FORMAT_CHECKS=yes AC_DEFINE([STRICT_FORMAT_CHECKS], [1], [Define if strict file format checks are enabled]) ;; X-no|*) AC_MSG_RESULT([no]) STRICT_FORMAT_CHECKS=no ;; esac ## ---------------------------------------------------------------------- ## Enable embedded library information ## AC_MSG_CHECKING([whether to have library information embedded in the executables]) AC_ARG_ENABLE([embedded-libinfo], [AS_HELP_STRING([--enable-embedded-libinfo], [Enable embedded library information [default=yes]])], [enable_embedded_libinfo=$enableval], [enable_embedded_libinfo=yes]) if test "${enable_embedded_libinfo}" = "yes"; then AC_MSG_RESULT([yes]) AC_DEFINE([HAVE_EMBEDDED_LIBINFO], [1], [Define if library information should be embedded in the executables]) else AC_MSG_RESULT([no]) fi ## ---------------------------------------------------------------------- ## Check if pointer alignments are enforced ## AC_MSG_CHECKING([if alignment restrictions are strictly enforced]) AC_RUN_IFELSE([ AC_LANG_PROGRAM([ #include <stdlib.h> #include <string.h> typedef struct { size_t len; void *p; } hvl_t; ], [ char *chp = "beefs"; char **chpp = malloc (2 * sizeof (char *)); char **chpp2; hvl_t vl = { 12345, (void *) chp }; hvl_t *vlp; hvl_t *vlp2; memcpy ((void *) ((char *) chpp + 1), &chp, sizeof (char *)); chpp2 = (char **) ((char *) chpp + 1); if (strcmp (*chpp2, chp)) { free (chpp); return 1; } free (chpp); vlp = malloc (2 * sizeof (hvl_t)); memcpy ((void *) ((char *) vlp + 1), &vl, sizeof (hvl_t)); vlp2 = (hvl_t *) ((char *) vlp + 1); if (vlp2->len != vl.len || vlp2->p != vl.p) { free (vlp); return 1; } free (vlp); ]) ], [ AC_DEFINE([NO_ALIGNMENT_RESTRICTIONS], [1], [Define if we can violate pointer alignment restrictions]) AC_MSG_RESULT([no]) ], [ AC_MSG_RESULT([yes]) ], [ AC_MSG_RESULT([unknown, assuming yes]) ]) ## ---------------------------------------------------------------------- ## Restore user's CFLAGS. CFLAGS="$saved_user_CFLAGS" FCFLAGS="$saved_user_FCFLAGS" CXXFLAGS="$saved_user_CXXFLAGS" CPPFLAGS="$saved_user_CPPFLAGS" LDFLAGS="$saved_user_LDFLAGS" ## ---------------------------------------------------------------------- ## Create automake conditionals to tell automake makefiles which directories ## need to be compiled AM_CONDITIONAL([BUILD_CXX_CONDITIONAL], [test "X$HDF_CXX" = "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$HDF5_HL" = "Xyes"]) ## ---------------------------------------------------------------------- ## Build the Makefiles. ## ## The directory search list AC_SUBST([SEARCH]) SEARCH='$(srcdir) $(top_builddir)/src $(top_srcdir)/src' export SEARCH ## Some cleanup stuff rm -f conftest conftest.o conftest.c dummy.o *.mod ## Build config.status, touch the stamp files, and build all the Makefiles. ## The order is such that the first `make' does not need to update any ## configuration information. See config/commence.in for the order in which ## things need to be done. ## First the stamp1 file for H5config.h.in mkdir ./config >/dev/null 2>&1 touch ./config/stamp1 ## Then the config.status file (but not makefiles) saved_no_create=$no_create no_create=yes PARALLEL_MAKE="" FORTRAN_PARALLEL_MAKE="" if test -n "$TESTPARALLEL"; then PARALLEL_MAKE="$TESTPARALLEL/Makefile" if test "X$HDF_FORTRAN" = "Xyes"; then FORTRAN_PARALLEL_MAKE=fortran/$TESTPARALLEL/Makefile fi fi LT_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 ## Are we compiling static libraries, shared libraries, or both? This ## is only used for the libhdf5.settings file. We can't just look at ## $enable_static and $enable_shared because if they're yes the ltconfig ## might have decided that one or the other is simply not possible. ## Therefore we have to ask the generated `libtool' shell script ## which 'features' it has enabled. if (./libtool --features | grep '^enable shared libraries' > /dev/null); then enable_shared=yes else enable_shared=no fi if (./libtool --features | grep '^enable static libraries' > /dev/null); then enable_static=yes else enable_static=no fi if test "X$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$enable_shared" = "Xyes"; then STATIC_SHARED="shared" else STATIC_SHARED="none" fi if test "X$HDF_FORTRAN" = "Xyes"; then ### libtool does not pass the correct argument linking (-Wl,-Wl,,) for the NAG Fortran compiler ### on Linux (other OSs have not been tested). ### Therefore, detect if we are using the NAG Fortran compiler, and replace the wl="-Wl," for Fortran to ### wl="-Wl,-Wl,," in the libtool file. (HDFFV-10037) case "`uname`" in Linux*) fortran_linux_linker_option="-Wl," if test "X$FC_BASENAME" = "Xnagfor"; then fortran_linux_linker_option="-Wl,-Wl,," fi ## Set the correct linker option for use in h5fc.in markup AC_SUBST([fortran_linux_linker_option]) ;; esac fi ## ---------------------------------------------------------------------- ## Set a macro if shared library is enabled. ## AM_CONDITIONAL([HAVE_SHARED_CONDITIONAL], [test "X$enable_shared" = "Xyes"]) AC_CONFIG_FILES([src/libhdf5.settings Makefile src/Makefile test/Makefile test/testcheck_version.sh test/testerror.sh test/H5srcdir_str.h test/testlibinfo.sh test/testlinks_env.sh test/test_plugin.sh testpar/Makefile tools/Makefile tools/h5dump/Makefile tools/h5dump/h5dump_plugin.sh tools/h5dump/testh5dump.sh tools/h5dump/testh5dumppbits.sh tools/h5dump/testh5dumpxml.sh tools/h5ls/Makefile tools/h5ls/h5ls_plugin.sh tools/h5ls/testh5ls.sh tools/h5import/Makefile tools/h5import/h5importtestutil.sh tools/h5diff/Makefile tools/h5diff/h5diff_plugin.sh tools/h5diff/testh5diff.sh tools/h5diff/testph5diff.sh tools/h5jam/Makefile tools/h5jam/testh5jam.sh tools/h5repack/Makefile tools/h5repack/h5repack.sh tools/h5repack/h5repack_plugin.sh tools/h5copy/Makefile tools/h5copy/testh5copy.sh tools/lib/Makefile tools/misc/Makefile tools/misc/h5cc tools/misc/testh5mkgrp.sh tools/misc/testh5repart.sh tools/h5stat/testh5stat.sh tools/h5stat/Makefile tools/perform/Makefile examples/Makefile examples/run-c-ex.sh examples/testh5cc.sh c++/Makefile c++/src/Makefile c++/src/h5c++ c++/test/Makefile c++/test/H5srcdir_str.h c++/examples/Makefile c++/examples/run-c++-ex.sh c++/examples/testh5c++.sh fortran/Makefile fortran/src/h5fc fortran/src/Makefile fortran/test/Makefile fortran/testpar/Makefile fortran/examples/Makefile fortran/examples/run-fortran-ex.sh fortran/examples/testh5fc.sh hl/Makefile hl/src/Makefile hl/test/Makefile hl/test/H5srcdir_str.h hl/tools/Makefile hl/tools/gif2h5/Makefile hl/tools/gif2h5/h52giftest.sh hl/examples/Makefile hl/examples/run-hlc-ex.sh hl/c++/Makefile hl/c++/src/Makefile hl/c++/test/Makefile hl/c++/examples/Makefile hl/c++/examples/run-hlc++-ex.sh hl/fortran/Makefile hl/fortran/src/Makefile hl/fortran/test/Makefile hl/fortran/examples/Makefile hl/fortran/examples/run-hlfortran-ex.sh]) AC_OUTPUT chmod 755 tools/misc/h5cc if test "X$HDF_CXX" = "Xyes"; then chmod 755 c++/src/h5c++ fi if test "X$HDF_FORTRAN" = "Xyes"; then chmod 755 fortran/src/h5fc ## libtool does not pass the correct argument linker (wl=) for the Intel Fortran compiler ## on OS X, which is needed when building shared libraries on OS X. This script ## replaces the 3rd occurrence, which is for Fortran, of wl="" with wl="-Wl," (HDFFV-2772) case "`uname`" in Darwin*) cat libtool | awk '/wl=\"/{c++;if(c==3){sub("wl=\"\"","wl=\"-Wl,\"");c=0}}1' > libtool.tmp && mv -f libtool.tmp libtool && chmod 755 libtool ;; esac ### libtool does not pass the correct argument linking (-WL,-Wl,,) for the NAG Fortran compiler ### on Linux (other OSs have not been tested). ### Therefore, detect if we are using the NAG Fortran compiler, and replace the wl="-Wl," for Fortran to ### wl="-Wl,-Wl,," in the libtool file. (HDFFV-10037) case "`uname`" in Linux*) if test "X$FC_BASENAME" = "Xnagfor"; then cat libtool | awk '/NAG_Fortran/{flag=1}flag&&/wl=/{$NF="wl=\"-Wl,Wl,,\"";flag=0}1' > libtool.tmp && mv -f libtool.tmp libtool && chmod 755 libtool fi ;; esac fi ## HDF5 configure code created by autotools with gcc 4.9.2 is adding problematic ## linker flags: -l with no library name; -l <libname>, specifically gfortran or m. ## This sed script corrects "-l <libname>" first and then "-l " with no library name. ## If the order is not preserved, all instances of "-l " will be removed. ## The -i option for sed doesn't work on some systems, so a temporary file is used ## and used to overwrite the original libtool file. sed -e '/^postdeps/ s/-l $[a-zA-Z]$/-l\1/g' -e '/^postdeps/ s/-l //g' libtool > libtool_rev mv -f libtool_rev libtool ## show the configure settings cat src/libhdf5.settings


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