diff options
Diffstat (limited to 'tcl8.6/unix/tcl.m4')
| -rw-r--r-- | tcl8.6/unix/tcl.m4 | 3074 |
1 files changed, 3074 insertions, 0 deletions
diff --git a/tcl8.6/unix/tcl.m4 b/tcl8.6/unix/tcl.m4 new file mode 100644 index 0000000..1953798 --- /dev/null +++ b/tcl8.6/unix/tcl.m4 @@ -0,0 +1,3074 @@ +#------------------------------------------------------------------------ +# SC_PATH_TCLCONFIG -- +# +# Locate the tclConfig.sh file and perform a sanity check on +# the Tcl compile flags +# +# Arguments: +# none +# +# Results: +# +# Adds the following arguments to configure: +# --with-tcl=... +# +# Defines the following vars: +# TCL_BIN_DIR Full path to the directory containing +# the tclConfig.sh file +#------------------------------------------------------------------------ + +AC_DEFUN([SC_PATH_TCLCONFIG], [ + # + # Ok, lets find the tcl configuration + # First, look for one uninstalled. + # the alternative search directory is invoked by --with-tcl + # + + if test x"${no_tcl}" = x ; then + # we reset no_tcl in case something fails here + no_tcl=true + AC_ARG_WITH(tcl, + AC_HELP_STRING([--with-tcl], + [directory containing tcl configuration (tclConfig.sh)]), + with_tclconfig="${withval}") + AC_MSG_CHECKING([for Tcl configuration]) + AC_CACHE_VAL(ac_cv_c_tclconfig,[ + + # First check to see if --with-tcl was specified. + if test x"${with_tclconfig}" != x ; then + case "${with_tclconfig}" in + */tclConfig.sh ) + if test -f "${with_tclconfig}"; then + AC_MSG_WARN([--with-tcl argument should refer to directory containing tclConfig.sh, not to tclConfig.sh itself]) + with_tclconfig="`echo "${with_tclconfig}" | sed 's!/tclConfig\.sh$!!'`" + fi ;; + esac + if test -f "${with_tclconfig}/tclConfig.sh" ; then + ac_cv_c_tclconfig="`(cd "${with_tclconfig}"; pwd)`" + else + AC_MSG_ERROR([${with_tclconfig} directory doesn't contain tclConfig.sh]) + fi + fi + + # then check for a private Tcl installation + if test x"${ac_cv_c_tclconfig}" = x ; then + for i in \ + ../tcl \ + `ls -dr ../tcl[[8-9]].[[0-9]].[[0-9]]* 2>/dev/null` \ + `ls -dr ../tcl[[8-9]].[[0-9]] 2>/dev/null` \ + `ls -dr ../tcl[[8-9]].[[0-9]]* 2>/dev/null` \ + ../../tcl \ + `ls -dr ../../tcl[[8-9]].[[0-9]].[[0-9]]* 2>/dev/null` \ + `ls -dr ../../tcl[[8-9]].[[0-9]] 2>/dev/null` \ + `ls -dr ../../tcl[[8-9]].[[0-9]]* 2>/dev/null` \ + ../../../tcl \ + `ls -dr ../../../tcl[[8-9]].[[0-9]].[[0-9]]* 2>/dev/null` \ + `ls -dr ../../../tcl[[8-9]].[[0-9]] 2>/dev/null` \ + `ls -dr ../../../tcl[[8-9]].[[0-9]]* 2>/dev/null` ; do + if test -f "$i/unix/tclConfig.sh" ; then + ac_cv_c_tclconfig="`(cd $i/unix; pwd)`" + break + fi + done + fi + + # on Darwin, check in Framework installation locations + if test "`uname -s`" = "Darwin" -a x"${ac_cv_c_tclconfig}" = x ; then + for i in `ls -d ~/Library/Frameworks 2>/dev/null` \ + `ls -d /Library/Frameworks 2>/dev/null` \ + `ls -d /Network/Library/Frameworks 2>/dev/null` \ + `ls -d /System/Library/Frameworks 2>/dev/null` \ + ; do + if test -f "$i/Tcl.framework/tclConfig.sh" ; then + ac_cv_c_tclconfig="`(cd $i/Tcl.framework; pwd)`" + break + fi + done + fi + + # check in a few common install locations + if test x"${ac_cv_c_tclconfig}" = x ; then + for i in `ls -d ${libdir} 2>/dev/null` \ + `ls -d ${exec_prefix}/lib 2>/dev/null` \ + `ls -d ${prefix}/lib 2>/dev/null` \ + `ls -d /usr/local/lib 2>/dev/null` \ + `ls -d /usr/contrib/lib 2>/dev/null` \ + `ls -d /usr/pkg/lib 2>/dev/null` \ + `ls -d /usr/lib 2>/dev/null` \ + `ls -d /usr/lib64 2>/dev/null` \ + `ls -d /usr/local/lib/tcl8.6 2>/dev/null` \ + `ls -d /usr/local/lib/tcl/tcl8.6 2>/dev/null` \ + ; do + if test -f "$i/tclConfig.sh" ; then + ac_cv_c_tclconfig="`(cd $i; pwd)`" + break + fi + done + fi + + # check in a few other private locations + if test x"${ac_cv_c_tclconfig}" = x ; then + for i in \ + ${srcdir}/../tcl \ + `ls -dr ${srcdir}/../tcl[[8-9]].[[0-9]].[[0-9]]* 2>/dev/null` \ + `ls -dr ${srcdir}/../tcl[[8-9]].[[0-9]] 2>/dev/null` \ + `ls -dr ${srcdir}/../tcl[[8-9]].[[0-9]]* 2>/dev/null` ; do + if test -f "$i/unix/tclConfig.sh" ; then + ac_cv_c_tclconfig="`(cd $i/unix; pwd)`" + break + fi + done + fi + ]) + + if test x"${ac_cv_c_tclconfig}" = x ; then + TCL_BIN_DIR="# no Tcl configs found" + AC_MSG_ERROR([Can't find Tcl configuration definitions. Use --with-tcl to specify a directory containing tclConfig.sh]) + else + no_tcl= + TCL_BIN_DIR="${ac_cv_c_tclconfig}" + AC_MSG_RESULT([found ${TCL_BIN_DIR}/tclConfig.sh]) + fi + fi +]) + +#------------------------------------------------------------------------ +# SC_PATH_TKCONFIG -- +# +# Locate the tkConfig.sh file +# +# Arguments: +# none +# +# Results: +# +# Adds the following arguments to configure: +# --with-tk=... +# +# Defines the following vars: +# TK_BIN_DIR Full path to the directory containing +# the tkConfig.sh file +#------------------------------------------------------------------------ + +AC_DEFUN([SC_PATH_TKCONFIG], [ + # + # Ok, lets find the tk configuration + # First, look for one uninstalled. + # the alternative search directory is invoked by --with-tk + # + + if test x"${no_tk}" = x ; then + # we reset no_tk in case something fails here + no_tk=true + AC_ARG_WITH(tk, + AC_HELP_STRING([--with-tk], + [directory containing tk configuration (tkConfig.sh)]), + with_tkconfig="${withval}") + AC_MSG_CHECKING([for Tk configuration]) + AC_CACHE_VAL(ac_cv_c_tkconfig,[ + + # First check to see if --with-tkconfig was specified. + if test x"${with_tkconfig}" != x ; then + case "${with_tkconfig}" in + */tkConfig.sh ) + if test -f "${with_tkconfig}"; then + AC_MSG_WARN([--with-tk argument should refer to directory containing tkConfig.sh, not to tkConfig.sh itself]) + with_tkconfig="`echo "${with_tkconfig}" | sed 's!/tkConfig\.sh$!!'`" + fi ;; + esac + if test -f "${with_tkconfig}/tkConfig.sh" ; then + ac_cv_c_tkconfig="`(cd "${with_tkconfig}"; pwd)`" + else + AC_MSG_ERROR([${with_tkconfig} directory doesn't contain tkConfig.sh]) + fi + fi + + # then check for a private Tk library + if test x"${ac_cv_c_tkconfig}" = x ; then + for i in \ + ../tk \ + `ls -dr ../tk[[8-9]].[[0-9]].[[0-9]]* 2>/dev/null` \ + `ls -dr ../tk[[8-9]].[[0-9]] 2>/dev/null` \ + `ls -dr ../tk[[8-9]].[[0-9]]* 2>/dev/null` \ + ../../tk \ + `ls -dr ../../tk[[8-9]].[[0-9]].[[0-9]]* 2>/dev/null` \ + `ls -dr ../../tk[[8-9]].[[0-9]] 2>/dev/null` \ + `ls -dr ../../tk[[8-9]].[[0-9]]* 2>/dev/null` \ + ../../../tk \ + `ls -dr ../../../tk[[8-9]].[[0-9]].[[0-9]]* 2>/dev/null` \ + `ls -dr ../../../tk[[8-9]].[[0-9]] 2>/dev/null` \ + `ls -dr ../../../tk[[8-9]].[[0-9]]* 2>/dev/null` ; do + if test -f "$i/unix/tkConfig.sh" ; then + ac_cv_c_tkconfig="`(cd $i/unix; pwd)`" + break + fi + done + fi + + # on Darwin, check in Framework installation locations + if test "`uname -s`" = "Darwin" -a x"${ac_cv_c_tkconfig}" = x ; then + for i in `ls -d ~/Library/Frameworks 2>/dev/null` \ + `ls -d /Library/Frameworks 2>/dev/null` \ + `ls -d /Network/Library/Frameworks 2>/dev/null` \ + `ls -d /System/Library/Frameworks 2>/dev/null` \ + ; do + if test -f "$i/Tk.framework/tkConfig.sh" ; then + ac_cv_c_tkconfig="`(cd $i/Tk.framework; pwd)`" + break + fi + done + fi + + # check in a few common install locations + if test x"${ac_cv_c_tkconfig}" = x ; then + for i in `ls -d ${libdir} 2>/dev/null` \ + `ls -d ${exec_prefix}/lib 2>/dev/null` \ + `ls -d ${prefix}/lib 2>/dev/null` \ + `ls -d /usr/local/lib 2>/dev/null` \ + `ls -d /usr/contrib/lib 2>/dev/null` \ + `ls -d /usr/pkg/lib 2>/dev/null` \ + `ls -d /usr/lib 2>/dev/null` \ + `ls -d /usr/lib64 2>/dev/null` \ + `ls -d /usr/local/lib/tk8.6 2>/dev/null` \ + `ls -d /usr/local/lib/tcl/tk8.6 2>/dev/null` \ + ; do + if test -f "$i/tkConfig.sh" ; then + ac_cv_c_tkconfig="`(cd $i; pwd)`" + break + fi + done + fi + + # check in a few other private locations + if test x"${ac_cv_c_tkconfig}" = x ; then + for i in \ + ${srcdir}/../tk \ + `ls -dr ${srcdir}/../tk[[8-9]].[[0-9]].[[0-9]]* 2>/dev/null` \ + `ls -dr ${srcdir}/../tk[[8-9]].[[0-9]] 2>/dev/null` \ + `ls -dr ${srcdir}/../tk[[8-9]].[[0-9]]* 2>/dev/null` ; do + if test -f "$i/unix/tkConfig.sh" ; then + ac_cv_c_tkconfig="`(cd $i/unix; pwd)`" + break + fi + done + fi + ]) + + if test x"${ac_cv_c_tkconfig}" = x ; then + TK_BIN_DIR="# no Tk configs found" + AC_MSG_ERROR([Can't find Tk configuration definitions. Use --with-tk to specify a directory containing tkConfig.sh]) + else + no_tk= + TK_BIN_DIR="${ac_cv_c_tkconfig}" + AC_MSG_RESULT([found ${TK_BIN_DIR}/tkConfig.sh]) + fi + fi +]) + +#------------------------------------------------------------------------ +# SC_LOAD_TCLCONFIG -- +# +# Load the tclConfig.sh file +# +# Arguments: +# +# Requires the following vars to be set: +# TCL_BIN_DIR +# +# Results: +# +# Substitutes the following vars: +# TCL_BIN_DIR +# TCL_SRC_DIR +# TCL_LIB_FILE +#------------------------------------------------------------------------ + +AC_DEFUN([SC_LOAD_TCLCONFIG], [ + AC_MSG_CHECKING([for existence of ${TCL_BIN_DIR}/tclConfig.sh]) + + if test -f "${TCL_BIN_DIR}/tclConfig.sh" ; then + AC_MSG_RESULT([loading]) + . "${TCL_BIN_DIR}/tclConfig.sh" + else + AC_MSG_RESULT([could not find ${TCL_BIN_DIR}/tclConfig.sh]) + fi + + # eval is required to do the TCL_DBGX substitution + eval "TCL_LIB_FILE=\"${TCL_LIB_FILE}\"" + eval "TCL_STUB_LIB_FILE=\"${TCL_STUB_LIB_FILE}\"" + + # If the TCL_BIN_DIR is the build directory (not the install directory), + # then set the common variable name to the value of the build variables. + # For example, the variable TCL_LIB_SPEC will be set to the value + # of TCL_BUILD_LIB_SPEC. An extension should make use of TCL_LIB_SPEC + # instead of TCL_BUILD_LIB_SPEC since it will work with both an + # installed and uninstalled version of Tcl. + if test -f "${TCL_BIN_DIR}/Makefile" ; then + TCL_LIB_SPEC="${TCL_BUILD_LIB_SPEC}" + TCL_STUB_LIB_SPEC="${TCL_BUILD_STUB_LIB_SPEC}" + TCL_STUB_LIB_PATH="${TCL_BUILD_STUB_LIB_PATH}" + elif test "`uname -s`" = "Darwin"; then + # If Tcl was built as a framework, attempt to use the libraries + # from the framework at the given location so that linking works + # against Tcl.framework installed in an arbitrary location. + case ${TCL_DEFS} in + *TCL_FRAMEWORK*) + if test -f "${TCL_BIN_DIR}/${TCL_LIB_FILE}"; then + for i in "`cd "${TCL_BIN_DIR}"; pwd`" \ + "`cd "${TCL_BIN_DIR}"/../..; pwd`"; do + if test "`basename "$i"`" = "${TCL_LIB_FILE}.framework"; then + TCL_LIB_SPEC="-F`dirname "$i" | sed -e 's/ /\\\\ /g'` -framework ${TCL_LIB_FILE}" + break + fi + done + fi + if test -f "${TCL_BIN_DIR}/${TCL_STUB_LIB_FILE}"; then + TCL_STUB_LIB_SPEC="-L`echo "${TCL_BIN_DIR}" | sed -e 's/ /\\\\ /g'` ${TCL_STUB_LIB_FLAG}" + TCL_STUB_LIB_PATH="${TCL_BIN_DIR}/${TCL_STUB_LIB_FILE}" + fi + ;; + esac + fi + + # eval is required to do the TCL_DBGX substitution + eval "TCL_LIB_FLAG=\"${TCL_LIB_FLAG}\"" + eval "TCL_LIB_SPEC=\"${TCL_LIB_SPEC}\"" + eval "TCL_STUB_LIB_FLAG=\"${TCL_STUB_LIB_FLAG}\"" + eval "TCL_STUB_LIB_SPEC=\"${TCL_STUB_LIB_SPEC}\"" + + AC_SUBST(TCL_VERSION) + AC_SUBST(TCL_PATCH_LEVEL) + AC_SUBST(TCL_BIN_DIR) + AC_SUBST(TCL_SRC_DIR) + + AC_SUBST(TCL_LIB_FILE) + AC_SUBST(TCL_LIB_FLAG) + AC_SUBST(TCL_LIB_SPEC) + + AC_SUBST(TCL_STUB_LIB_FILE) + AC_SUBST(TCL_STUB_LIB_FLAG) + AC_SUBST(TCL_STUB_LIB_SPEC) +]) + +#------------------------------------------------------------------------ +# SC_LOAD_TKCONFIG -- +# +# Load the tkConfig.sh file +# +# Arguments: +# +# Requires the following vars to be set: +# TK_BIN_DIR +# +# Results: +# +# Sets the following vars that should be in tkConfig.sh: +# TK_BIN_DIR +#------------------------------------------------------------------------ + +AC_DEFUN([SC_LOAD_TKCONFIG], [ + AC_MSG_CHECKING([for existence of ${TK_BIN_DIR}/tkConfig.sh]) + + if test -f "${TK_BIN_DIR}/tkConfig.sh" ; then + AC_MSG_RESULT([loading]) + . "${TK_BIN_DIR}/tkConfig.sh" + else + AC_MSG_RESULT([could not find ${TK_BIN_DIR}/tkConfig.sh]) + fi + + # eval is required to do the TK_DBGX substitution + eval "TK_LIB_FILE=\"${TK_LIB_FILE}\"" + eval "TK_STUB_LIB_FILE=\"${TK_STUB_LIB_FILE}\"" + + # If the TK_BIN_DIR is the build directory (not the install directory), + # then set the common variable name to the value of the build variables. + # For example, the variable TK_LIB_SPEC will be set to the value + # of TK_BUILD_LIB_SPEC. An extension should make use of TK_LIB_SPEC + # instead of TK_BUILD_LIB_SPEC since it will work with both an + # installed and uninstalled version of Tcl. + if test -f "${TK_BIN_DIR}/Makefile" ; then + TK_LIB_SPEC="${TK_BUILD_LIB_SPEC}" + TK_STUB_LIB_SPEC="${TK_BUILD_STUB_LIB_SPEC}" + TK_STUB_LIB_PATH="${TK_BUILD_STUB_LIB_PATH}" + elif test "`uname -s`" = "Darwin"; then + # If Tk was built as a framework, attempt to use the libraries + # from the framework at the given location so that linking works + # against Tk.framework installed in an arbitrary location. + case ${TK_DEFS} in + *TK_FRAMEWORK*) + if test -f "${TK_BIN_DIR}/${TK_LIB_FILE}"; then + for i in "`cd "${TK_BIN_DIR}"; pwd`" \ + "`cd "${TK_BIN_DIR}"/../..; pwd`"; do + if test "`basename "$i"`" = "${TK_LIB_FILE}.framework"; then + TK_LIB_SPEC="-F`dirname "$i" | sed -e 's/ /\\\\ /g'` -framework ${TK_LIB_FILE}" + break + fi + done + fi + if test -f "${TK_BIN_DIR}/${TK_STUB_LIB_FILE}"; then + TK_STUB_LIB_SPEC="-L` echo "${TK_BIN_DIR}" | sed -e 's/ /\\\\ /g'` ${TK_STUB_LIB_FLAG}" + TK_STUB_LIB_PATH="${TK_BIN_DIR}/${TK_STUB_LIB_FILE}" + fi + ;; + esac + fi + + # eval is required to do the TK_DBGX substitution + eval "TK_LIB_FLAG=\"${TK_LIB_FLAG}\"" + eval "TK_LIB_SPEC=\"${TK_LIB_SPEC}\"" + eval "TK_STUB_LIB_FLAG=\"${TK_STUB_LIB_FLAG}\"" + eval "TK_STUB_LIB_SPEC=\"${TK_STUB_LIB_SPEC}\"" + + AC_SUBST(TK_VERSION) + AC_SUBST(TK_BIN_DIR) + AC_SUBST(TK_SRC_DIR) + + AC_SUBST(TK_LIB_FILE) + AC_SUBST(TK_LIB_FLAG) + AC_SUBST(TK_LIB_SPEC) + + AC_SUBST(TK_STUB_LIB_FILE) + AC_SUBST(TK_STUB_LIB_FLAG) + AC_SUBST(TK_STUB_LIB_SPEC) +]) + +#------------------------------------------------------------------------ +# SC_PROG_TCLSH +# Locate a tclsh shell installed on the system path. This macro +# will only find a Tcl shell that already exists on the system. +# It will not find a Tcl shell in the Tcl build directory or +# a Tcl shell that has been installed from the Tcl build directory. +# If a Tcl shell can't be located on the PATH, then TCLSH_PROG will +# be set to "". Extensions should take care not to create Makefile +# rules that are run by default and depend on TCLSH_PROG. An +# extension can't assume that an executable Tcl shell exists at +# build time. +# +# Arguments: +# none +# +# Results: +# Substitutes the following vars: +# TCLSH_PROG +#------------------------------------------------------------------------ + +AC_DEFUN([SC_PROG_TCLSH], [ + AC_MSG_CHECKING([for tclsh]) + AC_CACHE_VAL(ac_cv_path_tclsh, [ + search_path=`echo ${PATH} | sed -e 's/:/ /g'` + for dir in $search_path ; do + for j in `ls -r $dir/tclsh[[8-9]]* 2> /dev/null` \ + `ls -r $dir/tclsh* 2> /dev/null` ; do + if test x"$ac_cv_path_tclsh" = x ; then + if test -f "$j" ; then + ac_cv_path_tclsh=$j + break + fi + fi + done + done + ]) + + if test -f "$ac_cv_path_tclsh" ; then + TCLSH_PROG="$ac_cv_path_tclsh" + AC_MSG_RESULT([$TCLSH_PROG]) + else + # It is not an error if an installed version of Tcl can't be located. + TCLSH_PROG="" + AC_MSG_RESULT([No tclsh found on PATH]) + fi + AC_SUBST(TCLSH_PROG) +]) + +#------------------------------------------------------------------------ +# SC_BUILD_TCLSH +# Determine the fully qualified path name of the tclsh executable +# in the Tcl build directory. This macro will correctly determine +# the name of the tclsh executable even if tclsh has not yet +# been built in the build directory. The build tclsh must be used +# when running tests from an extension build directory. It is not +# correct to use the TCLSH_PROG in cases like this. +# +# Arguments: +# none +# +# Results: +# Substitutes the following values: +# BUILD_TCLSH +#------------------------------------------------------------------------ + +AC_DEFUN([SC_BUILD_TCLSH], [ + AC_MSG_CHECKING([for tclsh in Tcl build directory]) + BUILD_TCLSH="${TCL_BIN_DIR}"/tclsh + AC_MSG_RESULT([$BUILD_TCLSH]) + AC_SUBST(BUILD_TCLSH) +]) + +#------------------------------------------------------------------------ +# SC_ENABLE_SHARED -- +# +# Allows the building of shared libraries +# +# Arguments: +# none +# +# Results: +# +# Adds the following arguments to configure: +# --enable-shared=yes|no +# +# Defines the following vars: +# STATIC_BUILD Used for building import/export libraries +# on Windows. +# +# Sets the following vars: +# SHARED_BUILD Value of 1 or 0 +#------------------------------------------------------------------------ + +AC_DEFUN([SC_ENABLE_SHARED], [ + AC_MSG_CHECKING([how to build libraries]) + AC_ARG_ENABLE(shared, + AC_HELP_STRING([--enable-shared], + [build and link with shared libraries (default: on)]), + [tcl_ok=$enableval], [tcl_ok=yes]) + + if test "${enable_shared+set}" = set; then + enableval="$enable_shared" + tcl_ok=$enableval + else + tcl_ok=yes + fi + + if test "$tcl_ok" = "yes" ; then + AC_MSG_RESULT([shared]) + SHARED_BUILD=1 + else + AC_MSG_RESULT([static]) + SHARED_BUILD=0 + AC_DEFINE(STATIC_BUILD, 1, [Is this a static build?]) + fi +]) + +#------------------------------------------------------------------------ +# SC_ENABLE_FRAMEWORK -- +# +# Allows the building of shared libraries into frameworks +# +# Arguments: +# none +# +# Results: +# +# Adds the following arguments to configure: +# --enable-framework=yes|no +# +# Sets the following vars: +# FRAMEWORK_BUILD Value of 1 or 0 +#------------------------------------------------------------------------ + +AC_DEFUN([SC_ENABLE_FRAMEWORK], [ + if test "`uname -s`" = "Darwin" ; then + AC_MSG_CHECKING([how to package libraries]) + AC_ARG_ENABLE(framework, + AC_HELP_STRING([--enable-framework], + [package shared libraries in MacOSX frameworks (default: off)]), + [enable_framework=$enableval], [enable_framework=no]) + if test $enable_framework = yes; then + if test $SHARED_BUILD = 0; then + AC_MSG_WARN([Frameworks can only be built if --enable-shared is yes]) + enable_framework=no + fi + if test $tcl_corefoundation = no; then + AC_MSG_WARN([Frameworks can only be used when CoreFoundation is available]) + enable_framework=no + fi + fi + if test $enable_framework = yes; then + AC_MSG_RESULT([framework]) + FRAMEWORK_BUILD=1 + else + if test $SHARED_BUILD = 1; then + AC_MSG_RESULT([shared library]) + else + AC_MSG_RESULT([static library]) + fi + FRAMEWORK_BUILD=0 + fi + fi +]) + +#------------------------------------------------------------------------ +# SC_ENABLE_THREADS -- +# +# Specify if thread support should be enabled +# +# Arguments: +# none +# +# Results: +# +# Adds the following arguments to configure: +# --enable-threads +# +# Sets the following vars: +# THREADS_LIBS Thread library(s) +# +# Defines the following vars: +# TCL_THREADS +# _REENTRANT +# _THREAD_SAFE +#------------------------------------------------------------------------ + +AC_DEFUN([SC_ENABLE_THREADS], [ + AC_ARG_ENABLE(threads, + AC_HELP_STRING([--enable-threads], + [build with threads (default: on)]), + [tcl_ok=$enableval], [tcl_ok=yes]) + + if test "${TCL_THREADS}" = 1; then + tcl_threaded_core=1; + fi + + if test "$tcl_ok" = "yes" -o "${TCL_THREADS}" = 1; then + TCL_THREADS=1 + # USE_THREAD_ALLOC tells us to try the special thread-based + # allocator that significantly reduces lock contention + AC_DEFINE(USE_THREAD_ALLOC, 1, + [Do we want to use the threaded memory allocator?]) + AC_DEFINE(_REENTRANT, 1, [Do we want the reentrant OS API?]) + if test "`uname -s`" = "SunOS" ; then + AC_DEFINE(_POSIX_PTHREAD_SEMANTICS, 1, + [Do we really want to follow the standard? Yes we do!]) + fi + AC_DEFINE(_THREAD_SAFE, 1, [Do we want the thread-safe OS API?]) + AC_CHECK_LIB(pthread,pthread_mutex_init,tcl_ok=yes,tcl_ok=no) + if test "$tcl_ok" = "no"; then + # Check a little harder for __pthread_mutex_init in the same + # library, as some systems hide it there until pthread.h is + # defined. We could alternatively do an AC_TRY_COMPILE with + # pthread.h, but that will work with libpthread really doesn't + # exist, like AIX 4.2. [Bug: 4359] + AC_CHECK_LIB(pthread, __pthread_mutex_init, + tcl_ok=yes, tcl_ok=no) + fi + + if test "$tcl_ok" = "yes"; then + # The space is needed + THREADS_LIBS=" -lpthread" + else + AC_CHECK_LIB(pthreads, pthread_mutex_init, + tcl_ok=yes, tcl_ok=no) + if test "$tcl_ok" = "yes"; then + # The space is needed + THREADS_LIBS=" -lpthreads" + else + AC_CHECK_LIB(c, pthread_mutex_init, + tcl_ok=yes, tcl_ok=no) + if test "$tcl_ok" = "no"; then + AC_CHECK_LIB(c_r, pthread_mutex_init, + tcl_ok=yes, tcl_ok=no) + if test "$tcl_ok" = "yes"; then + # The space is needed + THREADS_LIBS=" -pthread" + else + TCL_THREADS=0 + AC_MSG_WARN([Don't know how to find pthread lib on your system - you must disable thread support or edit the LIBS in the Makefile...]) + fi + fi + fi + fi + + # Does the pthread-implementation provide + # 'pthread_attr_setstacksize' ? + + ac_saved_libs=$LIBS + LIBS="$LIBS $THREADS_LIBS" + AC_CHECK_FUNCS(pthread_attr_setstacksize pthread_atfork) + LIBS=$ac_saved_libs + else + TCL_THREADS=0 + fi + # Do checking message here to not mess up interleaved configure output + AC_MSG_CHECKING([for building with threads]) + if test "${TCL_THREADS}" = 1; then + AC_DEFINE(TCL_THREADS, 1, [Are we building with threads enabled?]) + if test "${tcl_threaded_core}" = 1; then + AC_MSG_RESULT([yes (threaded core)]) + else + AC_MSG_RESULT([yes]) + fi + else + AC_MSG_RESULT([no]) + fi + + AC_SUBST(TCL_THREADS) +]) + +#------------------------------------------------------------------------ +# SC_ENABLE_SYMBOLS -- +# +# Specify if debugging symbols should be used. +# Memory (TCL_MEM_DEBUG) and compile (TCL_COMPILE_DEBUG) debugging +# can also be enabled. +# +# Arguments: +# none +# +# Requires the following vars to be set in the Makefile: +# CFLAGS_DEBUG +# CFLAGS_OPTIMIZE +# LDFLAGS_DEBUG +# LDFLAGS_OPTIMIZE +# +# Results: +# +# Adds the following arguments to configure: +# --enable-symbols +# +# Defines the following vars: +# CFLAGS_DEFAULT Sets to $(CFLAGS_DEBUG) if true +# Sets to $(CFLAGS_OPTIMIZE) if false +# LDFLAGS_DEFAULT Sets to $(LDFLAGS_DEBUG) if true +# Sets to $(LDFLAGS_OPTIMIZE) if false +# DBGX Formerly used as debug library extension; +# always blank now. +#------------------------------------------------------------------------ + +AC_DEFUN([SC_ENABLE_SYMBOLS], [ + AC_MSG_CHECKING([for build with symbols]) + AC_ARG_ENABLE(symbols, + AC_HELP_STRING([--enable-symbols], + [build with debugging symbols (default: off)]), + [tcl_ok=$enableval], [tcl_ok=no]) +# FIXME: Currently, LDFLAGS_DEFAULT is not used, it should work like CFLAGS_DEFAULT. + DBGX="" + if test "$tcl_ok" = "no"; then + CFLAGS_DEFAULT='$(CFLAGS_OPTIMIZE)' + LDFLAGS_DEFAULT='$(LDFLAGS_OPTIMIZE)' + AC_DEFINE(NDEBUG, 1, [Is no debugging enabled?]) + AC_MSG_RESULT([no]) + AC_DEFINE(TCL_CFG_OPTIMIZED, 1, [Is this an optimized build?]) + else + CFLAGS_DEFAULT='$(CFLAGS_DEBUG)' + LDFLAGS_DEFAULT='$(LDFLAGS_DEBUG)' + if test "$tcl_ok" = "yes"; then + AC_MSG_RESULT([yes (standard debugging)]) + fi + fi + AC_SUBST(CFLAGS_DEFAULT) + AC_SUBST(LDFLAGS_DEFAULT) + + if test "$tcl_ok" = "mem" -o "$tcl_ok" = "all"; then + AC_DEFINE(TCL_MEM_DEBUG, 1, [Is memory debugging enabled?]) + fi + + ifelse($1,bccdebug,dnl Only enable 'compile' for the Tcl core itself + if test "$tcl_ok" = "compile" -o "$tcl_ok" = "all"; then + AC_DEFINE(TCL_COMPILE_DEBUG, 1, [Is bytecode debugging enabled?]) + AC_DEFINE(TCL_COMPILE_STATS, 1, [Are bytecode statistics enabled?]) + fi) + + if test "$tcl_ok" != "yes" -a "$tcl_ok" != "no"; then + if test "$tcl_ok" = "all"; then + AC_MSG_RESULT([enabled symbols mem ]ifelse($1,bccdebug,[compile ])[debugging]) + else + AC_MSG_RESULT([enabled $tcl_ok debugging]) + fi + fi +]) + +#------------------------------------------------------------------------ +# SC_ENABLE_LANGINFO -- +# +# Allows use of modern nl_langinfo check for better l10n. +# This is only relevant for Unix. +# +# Arguments: +# none +# +# Results: +# +# Adds the following arguments to configure: +# --enable-langinfo=yes|no (default is yes) +# +# Defines the following vars: +# HAVE_LANGINFO Triggers use of nl_langinfo if defined. +#------------------------------------------------------------------------ + +AC_DEFUN([SC_ENABLE_LANGINFO], [ + AC_ARG_ENABLE(langinfo, + AC_HELP_STRING([--enable-langinfo], + [use nl_langinfo if possible to determine encoding at startup, otherwise use old heuristic (default: on)]), + [langinfo_ok=$enableval], [langinfo_ok=yes]) + + HAVE_LANGINFO=0 + if test "$langinfo_ok" = "yes"; then + AC_CHECK_HEADER(langinfo.h,[langinfo_ok=yes],[langinfo_ok=no]) + fi + AC_MSG_CHECKING([whether to use nl_langinfo]) + if test "$langinfo_ok" = "yes"; then + AC_CACHE_VAL(tcl_cv_langinfo_h, [ + AC_TRY_COMPILE([#include <langinfo.h>], [nl_langinfo(CODESET);], + [tcl_cv_langinfo_h=yes],[tcl_cv_langinfo_h=no])]) + AC_MSG_RESULT([$tcl_cv_langinfo_h]) + if test $tcl_cv_langinfo_h = yes; then + AC_DEFINE(HAVE_LANGINFO, 1, [Do we have nl_langinfo()?]) + fi + else + AC_MSG_RESULT([$langinfo_ok]) + fi +]) + +#-------------------------------------------------------------------- +# SC_CONFIG_MANPAGES +# +# Decide whether to use symlinks for linking the manpages, +# whether to compress the manpages after installation, and +# whether to add a package name suffix to the installed +# manpages to avoidfile name clashes. +# If compression is enabled also find out what file name suffix +# the given compression program is using. +# +# Arguments: +# none +# +# Results: +# +# Adds the following arguments to configure: +# --enable-man-symlinks +# --enable-man-compression=PROG +# --enable-man-suffix[=STRING] +# +# Defines the following variable: +# +# MAN_FLAGS - The apropriate flags for installManPage +# according to the user's selection. +# +#-------------------------------------------------------------------- + +AC_DEFUN([SC_CONFIG_MANPAGES], [ + AC_MSG_CHECKING([whether to use symlinks for manpages]) + AC_ARG_ENABLE(man-symlinks, + AC_HELP_STRING([--enable-man-symlinks], + [use symlinks for the manpages (default: off)]), + test "$enableval" != "no" && MAN_FLAGS="$MAN_FLAGS --symlinks", + enableval="no") + AC_MSG_RESULT([$enableval]) + + AC_MSG_CHECKING([whether to compress the manpages]) + AC_ARG_ENABLE(man-compression, + AC_HELP_STRING([--enable-man-compression=PROG], + [compress the manpages with PROG (default: off)]), + [case $enableval in + yes) AC_MSG_ERROR([missing argument to --enable-man-compression]);; + no) ;; + *) MAN_FLAGS="$MAN_FLAGS --compress $enableval";; + esac], + enableval="no") + AC_MSG_RESULT([$enableval]) + if test "$enableval" != "no"; then + AC_MSG_CHECKING([for compressed file suffix]) + touch TeST + $enableval TeST + Z=`ls TeST* | sed 's/^....//'` + rm -f TeST* + MAN_FLAGS="$MAN_FLAGS --extension $Z" + AC_MSG_RESULT([$Z]) + fi + + AC_MSG_CHECKING([whether to add a package name suffix for the manpages]) + AC_ARG_ENABLE(man-suffix, + AC_HELP_STRING([--enable-man-suffix=STRING], + [use STRING as a suffix to manpage file names (default: no, AC_PACKAGE_NAME if enabled without specifying STRING)]), + [case $enableval in + yes) enableval="AC_PACKAGE_NAME" MAN_FLAGS="$MAN_FLAGS --suffix $enableval";; + no) ;; + *) MAN_FLAGS="$MAN_FLAGS --suffix $enableval";; + esac], + enableval="no") + AC_MSG_RESULT([$enableval]) + + AC_SUBST(MAN_FLAGS) +]) + +#-------------------------------------------------------------------- +# SC_CONFIG_SYSTEM +# +# Determine what the system is (some things cannot be easily checked +# on a feature-driven basis, alas). This can usually be done via the +# "uname" command, but there are a few systems, like Next, where +# this doesn't work. +# +# Arguments: +# none +# +# Results: +# Defines the following var: +# +# system - System/platform/version identification code. +# +#-------------------------------------------------------------------- + +AC_DEFUN([SC_CONFIG_SYSTEM], [ + AC_CACHE_CHECK([system version], tcl_cv_sys_version, [ + if test -f /usr/lib/NextStep/software_version; then + tcl_cv_sys_version=NEXTSTEP-`awk '/3/,/3/' /usr/lib/NextStep/software_version` + else + tcl_cv_sys_version=`uname -s`-`uname -r` + if test "$?" -ne 0 ; then + AC_MSG_WARN([can't find uname command]) + tcl_cv_sys_version=unknown + else + # Special check for weird MP-RAS system (uname returns weird + # results, and the version is kept in special file). + + if test -r /etc/.relid -a "X`uname -n`" = "X`uname -s`" ; then + tcl_cv_sys_version=MP-RAS-`awk '{print $[3]}' /etc/.relid` + fi + if test "`uname -s`" = "AIX" ; then + tcl_cv_sys_version=AIX-`uname -v`.`uname -r` + fi + fi + fi + ]) + system=$tcl_cv_sys_version +]) + +#-------------------------------------------------------------------- +# SC_CONFIG_CFLAGS +# +# Try to determine the proper flags to pass to the compiler +# for building shared libraries and other such nonsense. +# +# Arguments: +# none +# +# Results: +# +# Defines and substitutes the following vars: +# +# DL_OBJS - Name of the object file that implements dynamic +# loading for Tcl on this system. +# DL_LIBS - Library file(s) to include in tclsh and other base +# applications in order for the "load" command to work. +# LDFLAGS - Flags to pass to the compiler when linking object +# files into an executable application binary such +# as tclsh. +# LD_SEARCH_FLAGS-Flags to pass to ld, such as "-R /usr/local/tcl/lib", +# that tell the run-time dynamic linker where to look +# for shared libraries such as libtcl.so. Depends on +# the variable LIB_RUNTIME_DIR in the Makefile. Could +# be the same as CC_SEARCH_FLAGS if ${CC} is used to link. +# CC_SEARCH_FLAGS-Flags to pass to ${CC}, such as "-Wl,-rpath,/usr/local/tcl/lib", +# that tell the run-time dynamic linker where to look +# for shared libraries such as libtcl.so. Depends on +# the variable LIB_RUNTIME_DIR in the Makefile. +# MAKE_LIB - Command to execute to build the a library; +# differs when building shared or static. +# MAKE_STUB_LIB - +# Command to execute to build a stub library. +# INSTALL_LIB - Command to execute to install a library; +# differs when building shared or static. +# INSTALL_STUB_LIB - +# Command to execute to install a stub library. +# STLIB_LD - Base command to use for combining object files +# into a static library. +# SHLIB_CFLAGS - Flags to pass to cc when compiling the components +# of a shared library (may request position-independent +# code, among other things). +# SHLIB_LD - Base command to use for combining object files +# into a shared library. +# SHLIB_LD_LIBS - Dependent libraries for the linker to scan when +# creating shared libraries. This symbol typically +# goes at the end of the "ld" commands that build +# shared libraries. The value of the symbol defaults to +# "${LIBS}" if all of the dependent libraries should +# be specified when creating a shared library. If +# dependent libraries should not be specified (as on +# SunOS 4.x, where they cause the link to fail, or in +# general if Tcl and Tk aren't themselves shared +# libraries), then this symbol has an empty string +# as its value. +# SHLIB_SUFFIX - Suffix to use for the names of dynamically loadable +# extensions. An empty string means we don't know how +# to use shared libraries on this platform. +# TCL_SHLIB_LD_EXTRAS - Additional element which are added to SHLIB_LD_LIBS +# TK_SHLIB_LD_EXTRAS for the build of Tcl and Tk, but not recorded in the +# tclConfig.sh, since they are only used for the build +# of Tcl and Tk. +# Examples: MacOS X records the library version and +# compatibility version in the shared library. But +# of course the Tcl version of this is only used for Tcl. +# LIB_SUFFIX - Specifies everything that comes after the "libfoo" +# in a static or shared library name, using the $VERSION variable +# to put the version in the right place. This is used +# by platforms that need non-standard library names. +# Examples: ${VERSION}.so.1.1 on NetBSD, since it needs +# to have a version after the .so, and ${VERSION}.a +# on AIX, since a shared library needs to have +# a .a extension whereas shared objects for loadable +# extensions have a .so extension. Defaults to +# ${VERSION}${SHLIB_SUFFIX}. +# TCL_LIBS - +# Libs to use when linking Tcl shell or some other +# shell that includes Tcl libs. +# CFLAGS_DEBUG - +# Flags used when running the compiler in debug mode +# CFLAGS_OPTIMIZE - +# Flags used when running the compiler in optimize mode +# CFLAGS - Additional CFLAGS added as necessary (usually 64-bit) +# +#-------------------------------------------------------------------- + +AC_DEFUN([SC_CONFIG_CFLAGS], [ + + # Step 0.a: Enable 64 bit support? + + AC_MSG_CHECKING([if 64bit support is requested]) + AC_ARG_ENABLE(64bit, + AC_HELP_STRING([--enable-64bit], + [enable 64bit support (default: off)]), + [do64bit=$enableval], [do64bit=no]) + AC_MSG_RESULT([$do64bit]) + + # Step 0.b: Enable Solaris 64 bit VIS support? + + AC_MSG_CHECKING([if 64bit Sparc VIS support is requested]) + AC_ARG_ENABLE(64bit-vis, + AC_HELP_STRING([--enable-64bit-vis], + [enable 64bit Sparc VIS support (default: off)]), + [do64bitVIS=$enableval], [do64bitVIS=no]) + AC_MSG_RESULT([$do64bitVIS]) + # Force 64bit on with VIS + AS_IF([test "$do64bitVIS" = "yes"], [do64bit=yes]) + + # Step 0.c: Check if visibility support is available. Do this here so + # that platform specific alternatives can be used below if this fails. + + AC_CACHE_CHECK([if compiler supports visibility "hidden"], + tcl_cv_cc_visibility_hidden, [ + hold_cflags=$CFLAGS; CFLAGS="$CFLAGS -Werror" + AC_TRY_LINK([ + extern __attribute__((__visibility__("hidden"))) void f(void); + void f(void) {}], [f();], tcl_cv_cc_visibility_hidden=yes, + tcl_cv_cc_visibility_hidden=no) + CFLAGS=$hold_cflags]) + AS_IF([test $tcl_cv_cc_visibility_hidden = yes], [ + AC_DEFINE(MODULE_SCOPE, + [extern __attribute__((__visibility__("hidden")))], + [Compiler support for module scope symbols]) + AC_DEFINE(HAVE_HIDDEN, [1], [Compiler support for module scope symbols]) + ]) + + # Step 0.d: Disable -rpath support? + + AC_MSG_CHECKING([if rpath support is requested]) + AC_ARG_ENABLE(rpath, + AC_HELP_STRING([--disable-rpath], + [disable rpath support (default: on)]), + [doRpath=$enableval], [doRpath=yes]) + AC_MSG_RESULT([$doRpath]) + + # Step 1: set the variable "system" to hold the name and version number + # for the system. + + SC_CONFIG_SYSTEM + + # Step 2: check for existence of -ldl library. This is needed because + # Linux can use either -ldl or -ldld for dynamic loading. + + AC_CHECK_LIB(dl, dlopen, have_dl=yes, have_dl=no) + + # Require ranlib early so we can override it in special cases below. + + AC_REQUIRE([AC_PROG_RANLIB]) + + # Step 3: set configuration options based on system name and version. + + do64bit_ok=no + # default to '{$LIBS}' and set to "" on per-platform necessary basis + SHLIB_LD_LIBS='${LIBS}' + LDFLAGS_ORIG="$LDFLAGS" + # When ld needs options to work in 64-bit mode, put them in + # LDFLAGS_ARCH so they eventually end up in LDFLAGS even if [load] + # is disabled by the user. [Bug 1016796] + LDFLAGS_ARCH="" + UNSHARED_LIB_SUFFIX="" + TCL_TRIM_DOTS='`echo ${VERSION} | tr -d .`' + ECHO_VERSION='`echo ${VERSION}`' + TCL_LIB_VERSIONS_OK=ok + CFLAGS_DEBUG=-g + AS_IF([test "$GCC" = yes], [ + CFLAGS_OPTIMIZE=-O2 + CFLAGS_WARNING="-Wall" + ], [ + CFLAGS_OPTIMIZE=-O + CFLAGS_WARNING="" + ]) + AC_CHECK_TOOL(AR, ar) + STLIB_LD='${AR} cr' + LD_LIBRARY_PATH_VAR="LD_LIBRARY_PATH" + PLAT_OBJS="" + PLAT_SRCS="" + LDAIX_SRC="" + AS_IF([test "x${SHLIB_VERSION}" = x],[SHLIB_VERSION=".1.0"],[SHLIB_VERSION=".${SHLIB_VERSION}"]) + case $system in + AIX-*) + AS_IF([test "${TCL_THREADS}" = "1" -a "$GCC" != "yes"], [ + # AIX requires the _r compiler when gcc isn't being used + case "${CC}" in + *_r|*_r\ *) + # ok ... + ;; + *) + # Make sure only first arg gets _r + CC=`echo "$CC" | sed -e 's/^\([[^ ]]*\)/\1_r/'` + ;; + esac + AC_MSG_RESULT([Using $CC for compiling with threads]) + ]) + LIBS="$LIBS -lc" + SHLIB_CFLAGS="" + SHLIB_SUFFIX=".so" + + DL_OBJS="tclLoadDl.o" + LD_LIBRARY_PATH_VAR="LIBPATH" + + # ldAix No longer needed with use of -bexpall/-brtl + # but some extensions may still reference it + LDAIX_SRC='$(UNIX_DIR)/ldAix' + + # Check to enable 64-bit flags for compiler/linker + AS_IF([test "$do64bit" = yes], [ + AS_IF([test "$GCC" = yes], [ + AC_MSG_WARN([64bit mode not supported with GCC on $system]) + ], [ + do64bit_ok=yes + CFLAGS="$CFLAGS -q64" + LDFLAGS_ARCH="-q64" + RANLIB="${RANLIB} -X64" + AR="${AR} -X64" + SHLIB_LD_FLAGS="-b64" + ]) + ]) + + AS_IF([test "`uname -m`" = ia64], [ + # AIX-5 uses ELF style dynamic libraries on IA-64, but not PPC + SHLIB_LD="/usr/ccs/bin/ld -G -z text" + # AIX-5 has dl* in libc.so + DL_LIBS="" + AS_IF([test "$GCC" = yes], [ + CC_SEARCH_FLAGS='-Wl,-R,${LIB_RUNTIME_DIR}' + ], [ + CC_SEARCH_FLAGS='-R${LIB_RUNTIME_DIR}' + ]) + LD_SEARCH_FLAGS='-R ${LIB_RUNTIME_DIR}' + ], [ + AS_IF([test "$GCC" = yes], [ + SHLIB_LD='${CC} -shared -Wl,-bexpall' + ], [ + SHLIB_LD="/bin/ld -bhalt:4 -bM:SRE -bexpall -H512 -T512 -bnoentry" + LDFLAGS="$LDFLAGS -brtl" + ]) + SHLIB_LD="${SHLIB_LD} ${SHLIB_LD_FLAGS}" + DL_LIBS="-ldl" + CC_SEARCH_FLAGS='-L${LIB_RUNTIME_DIR}' + LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS} + ]) + ;; + BeOS*) + SHLIB_CFLAGS="-fPIC" + SHLIB_LD='${CC} -nostart' + SHLIB_SUFFIX=".so" + DL_OBJS="tclLoadDl.o" + DL_LIBS="-ldl" + + #----------------------------------------------------------- + # Check for inet_ntoa in -lbind, for BeOS (which also needs + # -lsocket, even if the network functions are in -lnet which + # is always linked to, for compatibility. + #----------------------------------------------------------- + AC_CHECK_LIB(bind, inet_ntoa, [LIBS="$LIBS -lbind -lsocket"]) + ;; + BSD/OS-2.1*|BSD/OS-3*) + SHLIB_CFLAGS="" + SHLIB_LD="shlicc -r" + SHLIB_SUFFIX=".so" + DL_OBJS="tclLoadDl.o" + DL_LIBS="-ldl" + CC_SEARCH_FLAGS="" + LD_SEARCH_FLAGS="" + ;; + BSD/OS-4.*) + SHLIB_CFLAGS="-export-dynamic -fPIC" + SHLIB_LD='${CC} -shared' + SHLIB_SUFFIX=".so" + DL_OBJS="tclLoadDl.o" + DL_LIBS="-ldl" + LDFLAGS="$LDFLAGS -export-dynamic" + CC_SEARCH_FLAGS="" + LD_SEARCH_FLAGS="" + ;; + CYGWIN_*|MINGW32*) + SHLIB_CFLAGS="" + SHLIB_LD='${CC} -shared' + SHLIB_SUFFIX=".dll" + DL_OBJS="tclLoadDl.o" + PLAT_OBJS='${CYGWIN_OBJS}' + PLAT_SRCS='${CYGWIN_SRCS}' + DL_LIBS="-ldl" + CC_SEARCH_FLAGS="" + LD_SEARCH_FLAGS="" + TCL_NEEDS_EXP_FILE=1 + TCL_EXPORT_FILE_SUFFIX='${VERSION}\$\{DBGX\}.dll.a' + SHLIB_LD_LIBS="${SHLIB_LD_LIBS} -Wl,--out-implib,\$[@].a" + AC_CACHE_CHECK(for Cygwin version of gcc, + ac_cv_cygwin, + AC_TRY_COMPILE([ + #ifdef __CYGWIN__ + #error cygwin + #endif + ], [], + ac_cv_cygwin=no, + ac_cv_cygwin=yes) + ) + if test "$ac_cv_cygwin" = "no"; then + AC_MSG_ERROR([${CC} is not a cygwin compiler.]) + fi + if test "x${TCL_THREADS}" = "x0"; then + AC_MSG_ERROR([CYGWIN compile is only supported with --enable-threads]) + fi + do64bit_ok=yes + if test "x${SHARED_BUILD}" = "x1"; then + echo "running cd ../win; ${CONFIG_SHELL-/bin/sh} ./configure $ac_configure_args" + # The eval makes quoting arguments work. + if cd ../win; eval ${CONFIG_SHELL-/bin/sh} ./configure $ac_configure_args; cd ../unix + then : + else + { echo "configure: error: configure failed for ../win" 1>&2; exit 1; } + fi + fi + ;; + dgux*) + SHLIB_CFLAGS="-K PIC" + SHLIB_LD='${CC} -G' + SHLIB_LD_LIBS="" + SHLIB_SUFFIX=".so" + DL_OBJS="tclLoadDl.o" + DL_LIBS="-ldl" + CC_SEARCH_FLAGS="" + LD_SEARCH_FLAGS="" + ;; + Haiku*) + LDFLAGS="$LDFLAGS -Wl,--export-dynamic" + SHLIB_CFLAGS="-fPIC" + SHLIB_SUFFIX=".so" + SHLIB_LD='${CC} ${CFLAGS} ${LDFLAGS} -shared' + DL_OBJS="tclLoadDl.o" + DL_LIBS="-lroot" + AC_CHECK_LIB(network, inet_ntoa, [LIBS="$LIBS -lnetwork"]) + ;; + HP-UX-*.11.*) + # Use updated header definitions where possible + AC_DEFINE(_XOPEN_SOURCE_EXTENDED, 1, [Do we want to use the XOPEN network library?]) + AC_DEFINE(_XOPEN_SOURCE, 1, [Do we want to use the XOPEN network library?]) + LIBS="$LIBS -lxnet" # Use the XOPEN network library + + AS_IF([test "`uname -m`" = ia64], [ + SHLIB_SUFFIX=".so" + ], [ + SHLIB_SUFFIX=".sl" + ]) + AC_CHECK_LIB(dld, shl_load, tcl_ok=yes, tcl_ok=no) + AS_IF([test "$tcl_ok" = yes], [ + SHLIB_CFLAGS="+z" + SHLIB_LD="ld -b" + DL_OBJS="tclLoadShl.o" + DL_LIBS="-ldld" + LDFLAGS="$LDFLAGS -Wl,-E" + CC_SEARCH_FLAGS='-Wl,+s,+b,${LIB_RUNTIME_DIR}:.' + LD_SEARCH_FLAGS='+s +b ${LIB_RUNTIME_DIR}:.' + LD_LIBRARY_PATH_VAR="SHLIB_PATH" + ]) + AS_IF([test "$GCC" = yes], [ + SHLIB_LD='${CC} -shared' + LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS} + ], [ + CFLAGS="$CFLAGS -z" + ]) + + # Users may want PA-RISC 1.1/2.0 portable code - needs HP cc + #CFLAGS="$CFLAGS +DAportable" + + # Check to enable 64-bit flags for compiler/linker + AS_IF([test "$do64bit" = "yes"], [ + AS_IF([test "$GCC" = yes], [ + case `${CC} -dumpmachine` in + hppa64*) + # 64-bit gcc in use. Fix flags for GNU ld. + do64bit_ok=yes + SHLIB_LD='${CC} -shared' + AS_IF([test $doRpath = yes], [ + CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}']) + LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS} + ;; + *) + AC_MSG_WARN([64bit mode not supported with GCC on $system]) + ;; + esac + ], [ + do64bit_ok=yes + CFLAGS="$CFLAGS +DD64" + LDFLAGS_ARCH="+DD64" + ]) + ]) ;; + HP-UX-*.08.*|HP-UX-*.09.*|HP-UX-*.10.*) + SHLIB_SUFFIX=".sl" + AC_CHECK_LIB(dld, shl_load, tcl_ok=yes, tcl_ok=no) + AS_IF([test "$tcl_ok" = yes], [ + SHLIB_CFLAGS="+z" + SHLIB_LD="ld -b" + SHLIB_LD_LIBS="" + DL_OBJS="tclLoadShl.o" + DL_LIBS="-ldld" + LDFLAGS="$LDFLAGS -Wl,-E" + CC_SEARCH_FLAGS='-Wl,+s,+b,${LIB_RUNTIME_DIR}:.' + LD_SEARCH_FLAGS='+s +b ${LIB_RUNTIME_DIR}:.' + LD_LIBRARY_PATH_VAR="SHLIB_PATH" + ]) ;; + IRIX-5.*) + SHLIB_CFLAGS="" + SHLIB_LD="ld -shared -rdata_shared" + SHLIB_SUFFIX=".so" + DL_OBJS="tclLoadDl.o" + DL_LIBS="" + AC_LIBOBJ(mkstemp) + AS_IF([test $doRpath = yes], [ + CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}' + LD_SEARCH_FLAGS='-rpath ${LIB_RUNTIME_DIR}']) + ;; + IRIX-6.*) + SHLIB_CFLAGS="" + SHLIB_LD="ld -n32 -shared -rdata_shared" + SHLIB_SUFFIX=".so" + DL_OBJS="tclLoadDl.o" + DL_LIBS="" + AC_LIBOBJ(mkstemp) + AS_IF([test $doRpath = yes], [ + CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}' + LD_SEARCH_FLAGS='-rpath ${LIB_RUNTIME_DIR}']) + AS_IF([test "$GCC" = yes], [ + CFLAGS="$CFLAGS -mabi=n32" + LDFLAGS="$LDFLAGS -mabi=n32" + ], [ + case $system in + IRIX-6.3) + # Use to build 6.2 compatible binaries on 6.3. + CFLAGS="$CFLAGS -n32 -D_OLD_TERMIOS" + ;; + *) + CFLAGS="$CFLAGS -n32" + ;; + esac + LDFLAGS="$LDFLAGS -n32" + ]) + ;; + IRIX64-6.*) + SHLIB_CFLAGS="" + SHLIB_LD="ld -n32 -shared -rdata_shared" + SHLIB_SUFFIX=".so" + DL_OBJS="tclLoadDl.o" + DL_LIBS="" + AC_LIBOBJ(mkstemp) + AS_IF([test $doRpath = yes], [ + CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}' + LD_SEARCH_FLAGS='-rpath ${LIB_RUNTIME_DIR}']) + + # Check to enable 64-bit flags for compiler/linker + + AS_IF([test "$do64bit" = yes], [ + AS_IF([test "$GCC" = yes], [ + AC_MSG_WARN([64bit mode not supported by gcc]) + ], [ + do64bit_ok=yes + SHLIB_LD="ld -64 -shared -rdata_shared" + CFLAGS="$CFLAGS -64" + LDFLAGS_ARCH="-64" + ]) + ]) + ;; + Linux*|GNU*|NetBSD-Debian) + SHLIB_CFLAGS="-fPIC" + SHLIB_SUFFIX=".so" + + CFLAGS_OPTIMIZE="-O2" + # egcs-2.91.66 on Redhat Linux 6.0 generates lots of warnings + # when you inline the string and math operations. Turn this off to + # get rid of the warnings. + #CFLAGS_OPTIMIZE="${CFLAGS_OPTIMIZE} -D__NO_STRING_INLINES -D__NO_MATH_INLINES" + + SHLIB_LD='${CC} ${CFLAGS} ${LDFLAGS} -shared' + DL_OBJS="tclLoadDl.o" + DL_LIBS="-ldl" + LDFLAGS="$LDFLAGS -Wl,--export-dynamic" + AS_IF([test $doRpath = yes], [ + CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}']) + LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS} + AS_IF([test "`uname -m`" = "alpha"], [CFLAGS="$CFLAGS -mieee"]) + AS_IF([test $do64bit = yes], [ + AC_CACHE_CHECK([if compiler accepts -m64 flag], tcl_cv_cc_m64, [ + hold_cflags=$CFLAGS + CFLAGS="$CFLAGS -m64" + AC_TRY_LINK(,, tcl_cv_cc_m64=yes, tcl_cv_cc_m64=no) + CFLAGS=$hold_cflags]) + AS_IF([test $tcl_cv_cc_m64 = yes], [ + CFLAGS="$CFLAGS -m64" + do64bit_ok=yes + ]) + ]) + + # The combo of gcc + glibc has a bug related to inlining of + # functions like strtod(). The -fno-builtin flag should address + # this problem but it does not work. The -fno-inline flag is kind + # of overkill but it works. Disable inlining only when one of the + # files in compat/*.c is being linked in. + + AS_IF([test x"${USE_COMPAT}" != x],[CFLAGS="$CFLAGS -fno-inline"]) + ;; + Lynx*) + SHLIB_CFLAGS="-fPIC" + SHLIB_SUFFIX=".so" + CFLAGS_OPTIMIZE=-02 + SHLIB_LD='${CC} -shared' + DL_OBJS="tclLoadDl.o" + DL_LIBS="-mshared -ldl" + LD_FLAGS="-Wl,--export-dynamic" + AS_IF([test $doRpath = yes], [ + CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}' + LD_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}']) + ;; + MP-RAS-02*) + SHLIB_CFLAGS="-K PIC" + SHLIB_LD='${CC} -G' + SHLIB_LD_LIBS="" + SHLIB_SUFFIX=".so" + DL_OBJS="tclLoadDl.o" + DL_LIBS="-ldl" + CC_SEARCH_FLAGS="" + LD_SEARCH_FLAGS="" + ;; + MP-RAS-*) + SHLIB_CFLAGS="-K PIC" + SHLIB_LD='${CC} -G' + SHLIB_LD_LIBS="" + SHLIB_SUFFIX=".so" + DL_OBJS="tclLoadDl.o" + DL_LIBS="-ldl" + LDFLAGS="$LDFLAGS -Wl,-Bexport" + CC_SEARCH_FLAGS="" + LD_SEARCH_FLAGS="" + ;; + OpenBSD-*) + arch=`arch -s` + case "$arch" in + alpha|sparc64) + SHLIB_CFLAGS="-fPIC" + ;; + *) + SHLIB_CFLAGS="-fpic" + ;; + esac + SHLIB_LD='${CC} ${SHLIB_CFLAGS} -shared' + SHLIB_SUFFIX=".so" + DL_OBJS="tclLoadDl.o" + DL_LIBS="" + AS_IF([test $doRpath = yes], [ + CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}']) + LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS} + SHARED_LIB_SUFFIX='${TCL_TRIM_DOTS}.so${SHLIB_VERSION}' + LDFLAGS="-Wl,-export-dynamic" + CFLAGS_OPTIMIZE="-O2" + AS_IF([test "${TCL_THREADS}" = "1"], [ + # On OpenBSD: Compile with -pthread + # Don't link with -lpthread + LIBS=`echo $LIBS | sed s/-lpthread//` + CFLAGS="$CFLAGS -pthread" + ]) + # OpenBSD doesn't do version numbers with dots. + UNSHARED_LIB_SUFFIX='${TCL_TRIM_DOTS}.a' + TCL_LIB_VERSIONS_OK=nodots + ;; + NetBSD-*) + # NetBSD has ELF and can use 'cc -shared' to build shared libs + SHLIB_CFLAGS="-fPIC" + SHLIB_LD='${CC} ${SHLIB_CFLAGS} -shared' + SHLIB_SUFFIX=".so" + DL_OBJS="tclLoadDl.o" + DL_LIBS="" + LDFLAGS="$LDFLAGS -export-dynamic" + AS_IF([test $doRpath = yes], [ + CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}']) + LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS} + AS_IF([test "${TCL_THREADS}" = "1"], [ + # The -pthread needs to go in the CFLAGS, not LIBS + LIBS=`echo $LIBS | sed s/-pthread//` + CFLAGS="$CFLAGS -pthread" + LDFLAGS="$LDFLAGS -pthread" + ]) + ;; + DragonFly-*|FreeBSD-*) + # This configuration from FreeBSD Ports. + SHLIB_CFLAGS="-fPIC" + SHLIB_LD="${CC} -shared" + SHLIB_LD_LIBS="${SHLIB_LD_LIBS} -Wl,-soname,\$[@]" + SHLIB_SUFFIX=".so" + DL_OBJS="tclLoadDl.o" + DL_LIBS="" + LDFLAGS="" + AS_IF([test $doRpath = yes], [ + CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}' + LD_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}']) + AS_IF([test "${TCL_THREADS}" = "1"], [ + # The -pthread needs to go in the LDFLAGS, not LIBS + LIBS=`echo $LIBS | sed s/-pthread//` + CFLAGS="$CFLAGS $PTHREAD_CFLAGS" + LDFLAGS="$LDFLAGS $PTHREAD_LIBS"]) + case $system in + FreeBSD-3.*) + # Version numbers are dot-stripped by system policy. + TCL_TRIM_DOTS=`echo ${VERSION} | tr -d .` + UNSHARED_LIB_SUFFIX='${TCL_TRIM_DOTS}.a' + SHARED_LIB_SUFFIX='${TCL_TRIM_DOTS}.so' + TCL_LIB_VERSIONS_OK=nodots + ;; + esac + ;; + Darwin-*) + CFLAGS_OPTIMIZE="-Os" + SHLIB_CFLAGS="-fno-common" + # To avoid discrepancies between what headers configure sees during + # preprocessing tests and compiling tests, move any -isysroot and + # -mmacosx-version-min flags from CFLAGS to CPPFLAGS: + CPPFLAGS="${CPPFLAGS} `echo " ${CFLAGS}" | \ + awk 'BEGIN {FS=" +-";ORS=" "}; {for (i=2;i<=NF;i++) \ + if ([$]i~/^(isysroot|mmacosx-version-min)/) print "-"[$]i}'`" + CFLAGS="`echo " ${CFLAGS}" | \ + awk 'BEGIN {FS=" +-";ORS=" "}; {for (i=2;i<=NF;i++) \ + if (!([$]i~/^(isysroot|mmacosx-version-min)/)) print "-"[$]i}'`" + AS_IF([test $do64bit = yes], [ + case `arch` in + ppc) + AC_CACHE_CHECK([if compiler accepts -arch ppc64 flag], + tcl_cv_cc_arch_ppc64, [ + hold_cflags=$CFLAGS + CFLAGS="$CFLAGS -arch ppc64 -mpowerpc64 -mcpu=G5" + AC_TRY_LINK(,, tcl_cv_cc_arch_ppc64=yes, + tcl_cv_cc_arch_ppc64=no) + CFLAGS=$hold_cflags]) + AS_IF([test $tcl_cv_cc_arch_ppc64 = yes], [ + CFLAGS="$CFLAGS -arch ppc64 -mpowerpc64 -mcpu=G5" + do64bit_ok=yes + ]);; + i386) + AC_CACHE_CHECK([if compiler accepts -arch x86_64 flag], + tcl_cv_cc_arch_x86_64, [ + hold_cflags=$CFLAGS + CFLAGS="$CFLAGS -arch x86_64" + AC_TRY_LINK(,, tcl_cv_cc_arch_x86_64=yes, + tcl_cv_cc_arch_x86_64=no) + CFLAGS=$hold_cflags]) + AS_IF([test $tcl_cv_cc_arch_x86_64 = yes], [ + CFLAGS="$CFLAGS -arch x86_64" + do64bit_ok=yes + ]);; + *) + AC_MSG_WARN([Don't know how enable 64-bit on architecture `arch`]);; + esac + ], [ + # Check for combined 32-bit and 64-bit fat build + AS_IF([echo "$CFLAGS " |grep -E -q -- '-arch (ppc64|x86_64) ' \ + && echo "$CFLAGS " |grep -E -q -- '-arch (ppc|i386) '], [ + fat_32_64=yes]) + ]) + SHLIB_LD='${CC} -dynamiclib ${CFLAGS} ${LDFLAGS}' + AC_CACHE_CHECK([if ld accepts -single_module flag], tcl_cv_ld_single_module, [ + hold_ldflags=$LDFLAGS + LDFLAGS="$LDFLAGS -dynamiclib -Wl,-single_module" + AC_TRY_LINK(, [int i;], tcl_cv_ld_single_module=yes, tcl_cv_ld_single_module=no) + LDFLAGS=$hold_ldflags]) + AS_IF([test $tcl_cv_ld_single_module = yes], [ + SHLIB_LD="${SHLIB_LD} -Wl,-single_module" + ]) + SHLIB_SUFFIX=".dylib" + DL_OBJS="tclLoadDyld.o" + DL_LIBS="" + # Don't use -prebind when building for Mac OS X 10.4 or later only: + AS_IF([test "`echo "${MACOSX_DEPLOYMENT_TARGET}" | awk -F '10\\.' '{print int([$]2)}'`" -lt 4 -a \ + "`echo "${CPPFLAGS}" | awk -F '-mmacosx-version-min=10\\.' '{print int([$]2)}'`" -lt 4], [ + LDFLAGS="$LDFLAGS -prebind"]) + LDFLAGS="$LDFLAGS -headerpad_max_install_names" + AC_CACHE_CHECK([if ld accepts -search_paths_first flag], + tcl_cv_ld_search_paths_first, [ + hold_ldflags=$LDFLAGS + LDFLAGS="$LDFLAGS -Wl,-search_paths_first" + AC_TRY_LINK(, [int i;], tcl_cv_ld_search_paths_first=yes, + tcl_cv_ld_search_paths_first=no) + LDFLAGS=$hold_ldflags]) + AS_IF([test $tcl_cv_ld_search_paths_first = yes], [ + LDFLAGS="$LDFLAGS -Wl,-search_paths_first" + ]) + AS_IF([test "$tcl_cv_cc_visibility_hidden" != yes], [ + AC_DEFINE(MODULE_SCOPE, [__private_extern__], + [Compiler support for module scope symbols]) + ]) + CC_SEARCH_FLAGS="" + LD_SEARCH_FLAGS="" + LD_LIBRARY_PATH_VAR="DYLD_LIBRARY_PATH" + AC_DEFINE(MAC_OSX_TCL, 1, [Is this a Mac I see before me?]) + PLAT_OBJS='${MAC_OSX_OBJS}' + PLAT_SRCS='${MAC_OSX_SRCS}' + AC_MSG_CHECKING([whether to use CoreFoundation]) + AC_ARG_ENABLE(corefoundation, + AC_HELP_STRING([--enable-corefoundation], + [use CoreFoundation API on MacOSX (default: on)]), + [tcl_corefoundation=$enableval], [tcl_corefoundation=yes]) + AC_MSG_RESULT([$tcl_corefoundation]) + AS_IF([test $tcl_corefoundation = yes], [ + AC_CACHE_CHECK([for CoreFoundation.framework], + tcl_cv_lib_corefoundation, [ + hold_libs=$LIBS + AS_IF([test "$fat_32_64" = yes], [ + for v in CFLAGS CPPFLAGS LDFLAGS; do + # On Tiger there is no 64-bit CF, so remove 64-bit + # archs from CFLAGS et al. while testing for + # presence of CF. 64-bit CF is disabled in + # tclUnixPort.h if necessary. + eval 'hold_'$v'="$'$v'";'$v'="`echo "$'$v' "|sed -e "s/-arch ppc64 / /g" -e "s/-arch x86_64 / /g"`"' + done]) + LIBS="$LIBS -framework CoreFoundation" + AC_TRY_LINK([#include <CoreFoundation/CoreFoundation.h>], + [CFBundleRef b = CFBundleGetMainBundle();], + tcl_cv_lib_corefoundation=yes, + tcl_cv_lib_corefoundation=no) + AS_IF([test "$fat_32_64" = yes], [ + for v in CFLAGS CPPFLAGS LDFLAGS; do + eval $v'="$hold_'$v'"' + done]) + LIBS=$hold_libs]) + AS_IF([test $tcl_cv_lib_corefoundation = yes], [ + LIBS="$LIBS -framework CoreFoundation" + AC_DEFINE(HAVE_COREFOUNDATION, 1, + [Do we have access to Darwin CoreFoundation.framework?]) + ], [tcl_corefoundation=no]) + AS_IF([test "$fat_32_64" = yes -a $tcl_corefoundation = yes],[ + AC_CACHE_CHECK([for 64-bit CoreFoundation], + tcl_cv_lib_corefoundation_64, [ + for v in CFLAGS CPPFLAGS LDFLAGS; do + eval 'hold_'$v'="$'$v'";'$v'="`echo "$'$v' "|sed -e "s/-arch ppc / /g" -e "s/-arch i386 / /g"`"' + done + AC_TRY_LINK([#include <CoreFoundation/CoreFoundation.h>], + [CFBundleRef b = CFBundleGetMainBundle();], + tcl_cv_lib_corefoundation_64=yes, + tcl_cv_lib_corefoundation_64=no) + for v in CFLAGS CPPFLAGS LDFLAGS; do + eval $v'="$hold_'$v'"' + done]) + AS_IF([test $tcl_cv_lib_corefoundation_64 = no], [ + AC_DEFINE(NO_COREFOUNDATION_64, 1, + [Is Darwin CoreFoundation unavailable for 64-bit?]) + LDFLAGS="$LDFLAGS -Wl,-no_arch_warnings" + ]) + ]) + ]) + ;; + NEXTSTEP-*) + SHLIB_CFLAGS="" + SHLIB_LD='${CC} -nostdlib -r' + SHLIB_LD_LIBS="" + SHLIB_SUFFIX=".so" + DL_OBJS="tclLoadNext.o" + DL_LIBS="" + CC_SEARCH_FLAGS="" + LD_SEARCH_FLAGS="" + ;; + OS/390-*) + SHLIB_LD_LIBS="" + CFLAGS_OPTIMIZE="" # Optimizer is buggy + AC_DEFINE(_OE_SOCKETS, 1, # needed in sys/socket.h + [Should OS/390 do the right thing with sockets?]) + ;; + OSF1-1.0|OSF1-1.1|OSF1-1.2) + # OSF/1 1.[012] from OSF, and derivatives, including Paragon OSF/1 + SHLIB_CFLAGS="" + # Hack: make package name same as library name + SHLIB_LD='ld -R -export $@:' + SHLIB_LD_LIBS="" + SHLIB_SUFFIX=".so" + DL_OBJS="tclLoadOSF.o" + DL_LIBS="" + CC_SEARCH_FLAGS="" + LD_SEARCH_FLAGS="" + ;; + OSF1-1.*) + # OSF/1 1.3 from OSF using ELF, and derivatives, including AD2 + SHLIB_CFLAGS="-fPIC" + AS_IF([test "$SHARED_BUILD" = 1], [SHLIB_LD="ld -shared"], [ + SHLIB_LD="ld -non_shared" + ]) + SHLIB_LD_LIBS="" + SHLIB_SUFFIX=".so" + DL_OBJS="tclLoadDl.o" + DL_LIBS="" + CC_SEARCH_FLAGS="" + LD_SEARCH_FLAGS="" + ;; + OSF1-V*) + # Digital OSF/1 + SHLIB_CFLAGS="" + AS_IF([test "$SHARED_BUILD" = 1], [ + SHLIB_LD='ld -shared -expect_unresolved "*"' + ], [ + SHLIB_LD='ld -non_shared -expect_unresolved "*"' + ]) + SHLIB_SUFFIX=".so" + DL_OBJS="tclLoadDl.o" + DL_LIBS="" + AS_IF([test $doRpath = yes], [ + CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}' + LD_SEARCH_FLAGS='-rpath ${LIB_RUNTIME_DIR}']) + AS_IF([test "$GCC" = yes], [CFLAGS="$CFLAGS -mieee"], [ + CFLAGS="$CFLAGS -DHAVE_TZSET -std1 -ieee"]) + # see pthread_intro(3) for pthread support on osf1, k.furukawa + AS_IF([test "${TCL_THREADS}" = 1], [ + CFLAGS="$CFLAGS -DHAVE_PTHREAD_ATTR_SETSTACKSIZE" + CFLAGS="$CFLAGS -DTCL_THREAD_STACK_MIN=PTHREAD_STACK_MIN*64" + LIBS=`echo $LIBS | sed s/-lpthreads//` + AS_IF([test "$GCC" = yes], [ + LIBS="$LIBS -lpthread -lmach -lexc" + ], [ + CFLAGS="$CFLAGS -pthread" + LDFLAGS="$LDFLAGS -pthread" + ]) + ]) + ;; + QNX-6*) + # QNX RTP + # This may work for all QNX, but it was only reported for v6. + SHLIB_CFLAGS="-fPIC" + SHLIB_LD="ld -Bshareable -x" + SHLIB_LD_LIBS="" + SHLIB_SUFFIX=".so" + DL_OBJS="tclLoadDl.o" + # dlopen is in -lc on QNX + DL_LIBS="" + CC_SEARCH_FLAGS="" + LD_SEARCH_FLAGS="" + ;; + SCO_SV-3.2*) + # Note, dlopen is available only on SCO 3.2.5 and greater. However, + # this test works, since "uname -s" was non-standard in 3.2.4 and + # below. + AS_IF([test "$GCC" = yes], [ + SHLIB_CFLAGS="-fPIC -melf" + LDFLAGS="$LDFLAGS -melf -Wl,-Bexport" + ], [ + SHLIB_CFLAGS="-Kpic -belf" + LDFLAGS="$LDFLAGS -belf -Wl,-Bexport" + ]) + SHLIB_LD="ld -G" + SHLIB_LD_LIBS="" + SHLIB_SUFFIX=".so" + DL_OBJS="tclLoadDl.o" + DL_LIBS="" + CC_SEARCH_FLAGS="" + LD_SEARCH_FLAGS="" + ;; + SINIX*5.4*) + SHLIB_CFLAGS="-K PIC" + SHLIB_LD='${CC} -G' + SHLIB_LD_LIBS="" + SHLIB_SUFFIX=".so" + DL_OBJS="tclLoadDl.o" + DL_LIBS="-ldl" + CC_SEARCH_FLAGS="" + LD_SEARCH_FLAGS="" + ;; + SunOS-4*) + SHLIB_CFLAGS="-PIC" + SHLIB_LD="ld" + SHLIB_LD_LIBS="" + SHLIB_SUFFIX=".so" + DL_OBJS="tclLoadDl.o" + DL_LIBS="-ldl" + CC_SEARCH_FLAGS='-L${LIB_RUNTIME_DIR}' + LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS} + + # SunOS can't handle version numbers with dots in them in library + # specs, like -ltcl7.5, so use -ltcl75 instead. Also, it + # requires an extra version number at the end of .so file names. + # So, the library has to have a name like libtcl75.so.1.0 + + SHARED_LIB_SUFFIX='${TCL_TRIM_DOTS}.so${SHLIB_VERSION}' + UNSHARED_LIB_SUFFIX='${TCL_TRIM_DOTS}.a' + TCL_LIB_VERSIONS_OK=nodots + ;; + SunOS-5.[[0-6]]) + # Careful to not let 5.10+ fall into this case + + # Note: If _REENTRANT isn't defined, then Solaris + # won't define thread-safe library routines. + + AC_DEFINE(_REENTRANT, 1, [Do we want the reentrant OS API?]) + AC_DEFINE(_POSIX_PTHREAD_SEMANTICS, 1, + [Do we really want to follow the standard? Yes we do!]) + + SHLIB_CFLAGS="-KPIC" + SHLIB_SUFFIX=".so" + DL_OBJS="tclLoadDl.o" + DL_LIBS="-ldl" + AS_IF([test "$GCC" = yes], [ + SHLIB_LD='${CC} -shared' + CC_SEARCH_FLAGS='-Wl,-R,${LIB_RUNTIME_DIR}' + LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS} + ], [ + SHLIB_LD="/usr/ccs/bin/ld -G -z text" + CC_SEARCH_FLAGS='-R ${LIB_RUNTIME_DIR}' + LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS} + ]) + ;; + SunOS-5*) + # Note: If _REENTRANT isn't defined, then Solaris + # won't define thread-safe library routines. + + AC_DEFINE(_REENTRANT, 1, [Do we want the reentrant OS API?]) + AC_DEFINE(_POSIX_PTHREAD_SEMANTICS, 1, + [Do we really want to follow the standard? Yes we do!]) + + SHLIB_CFLAGS="-KPIC" + + # Check to enable 64-bit flags for compiler/linker + AS_IF([test "$do64bit" = yes], [ + arch=`isainfo` + AS_IF([test "$arch" = "sparcv9 sparc"], [ + AS_IF([test "$GCC" = yes], [ + AS_IF([test "`${CC} -dumpversion | awk -F. '{print [$]1}'`" -lt 3], [ + AC_MSG_WARN([64bit mode not supported with GCC < 3.2 on $system]) + ], [ + do64bit_ok=yes + CFLAGS="$CFLAGS -m64 -mcpu=v9" + LDFLAGS="$LDFLAGS -m64 -mcpu=v9" + SHLIB_CFLAGS="-fPIC" + ]) + ], [ + do64bit_ok=yes + AS_IF([test "$do64bitVIS" = yes], [ + CFLAGS="$CFLAGS -xarch=v9a" + LDFLAGS_ARCH="-xarch=v9a" + ], [ + CFLAGS="$CFLAGS -xarch=v9" + LDFLAGS_ARCH="-xarch=v9" + ]) + # Solaris 64 uses this as well + #LD_LIBRARY_PATH_VAR="LD_LIBRARY_PATH_64" + ]) + ], [AS_IF([test "$arch" = "amd64 i386"], [ + AS_IF([test "$GCC" = yes], [ + case $system in + SunOS-5.1[[1-9]]*|SunOS-5.[[2-9]][[0-9]]*) + do64bit_ok=yes + CFLAGS="$CFLAGS -m64" + LDFLAGS="$LDFLAGS -m64";; + *) + AC_MSG_WARN([64bit mode not supported with GCC on $system]);; + esac + ], [ + do64bit_ok=yes + case $system in + SunOS-5.1[[1-9]]*|SunOS-5.[[2-9]][[0-9]]*) + CFLAGS="$CFLAGS -m64" + LDFLAGS="$LDFLAGS -m64";; + *) + CFLAGS="$CFLAGS -xarch=amd64" + LDFLAGS="$LDFLAGS -xarch=amd64";; + esac + ]) + ], [AC_MSG_WARN([64bit mode not supported for $arch])])]) + ]) + + #-------------------------------------------------------------------- + # On Solaris 5.x i386 with the sunpro compiler we need to link + # with sunmath to get floating point rounding control + #-------------------------------------------------------------------- + AS_IF([test "$GCC" = yes],[use_sunmath=no],[ + arch=`isainfo` + AC_MSG_CHECKING([whether to use -lsunmath for fp rounding control]) + AS_IF([test "$arch" = "amd64 i386" -o "$arch" = "i386"], [ + AC_MSG_RESULT([yes]) + MATH_LIBS="-lsunmath $MATH_LIBS" + AC_CHECK_HEADER(sunmath.h) + use_sunmath=yes + ], [ + AC_MSG_RESULT([no]) + use_sunmath=no + ]) + ]) + SHLIB_SUFFIX=".so" + DL_OBJS="tclLoadDl.o" + DL_LIBS="-ldl" + AS_IF([test "$GCC" = yes], [ + SHLIB_LD='${CC} -shared' + CC_SEARCH_FLAGS='-Wl,-R,${LIB_RUNTIME_DIR}' + LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS} + AS_IF([test "$do64bit_ok" = yes], [ + AS_IF([test "$arch" = "sparcv9 sparc"], [ + # We need to specify -static-libgcc or we need to + # add the path to the sparv9 libgcc. + SHLIB_LD="$SHLIB_LD -m64 -mcpu=v9 -static-libgcc" + # for finding sparcv9 libgcc, get the regular libgcc + # path, remove so name and append 'sparcv9' + #v9gcclibdir="`gcc -print-file-name=libgcc_s.so` | ..." + #CC_SEARCH_FLAGS="${CC_SEARCH_FLAGS},-R,$v9gcclibdir" + ], [AS_IF([test "$arch" = "amd64 i386"], [ + SHLIB_LD="$SHLIB_LD -m64 -static-libgcc" + ])]) + ]) + ], [ + AS_IF([test "$use_sunmath" = yes], [textmode=textoff],[textmode=text]) + case $system in + SunOS-5.[[1-9]][[0-9]]*|SunOS-5.[[7-9]]) + SHLIB_LD="\${CC} -G -z $textmode \${LDFLAGS}";; + *) + SHLIB_LD="/usr/ccs/bin/ld -G -z $textmode";; + esac + CC_SEARCH_FLAGS='-Wl,-R,${LIB_RUNTIME_DIR}' + LD_SEARCH_FLAGS='-R ${LIB_RUNTIME_DIR}' + ]) + ;; + UNIX_SV* | UnixWare-5*) + SHLIB_CFLAGS="-KPIC" + SHLIB_LD='${CC} -G' + SHLIB_LD_LIBS="" + SHLIB_SUFFIX=".so" + DL_OBJS="tclLoadDl.o" + DL_LIBS="-ldl" + # Some UNIX_SV* systems (unixware 1.1.2 for example) have linkers + # that don't grok the -Bexport option. Test that it does. + AC_CACHE_CHECK([for ld accepts -Bexport flag], tcl_cv_ld_Bexport, [ + hold_ldflags=$LDFLAGS + LDFLAGS="$LDFLAGS -Wl,-Bexport" + AC_TRY_LINK(, [int i;], tcl_cv_ld_Bexport=yes, tcl_cv_ld_Bexport=no) + LDFLAGS=$hold_ldflags]) + AS_IF([test $tcl_cv_ld_Bexport = yes], [ + LDFLAGS="$LDFLAGS -Wl,-Bexport" + ]) + CC_SEARCH_FLAGS="" + LD_SEARCH_FLAGS="" + ;; + esac + + AS_IF([test "$do64bit" = yes -a "$do64bit_ok" = no], [ + AC_MSG_WARN([64bit support being disabled -- don't know magic for this platform]) + ]) + + AS_IF([test "$do64bit" = yes -a "$do64bit_ok" = yes], [ + AC_DEFINE(TCL_CFG_DO64BIT, 1, [Is this a 64-bit build?]) + ]) + +dnl # Add any CPPFLAGS set in the environment to our CFLAGS, but delay doing so +dnl # until the end of configure, as configure's compile and link tests use +dnl # both CPPFLAGS and CFLAGS (unlike our compile and link) but configure's +dnl # preprocessing tests use only CPPFLAGS. + AC_CONFIG_COMMANDS_PRE([CFLAGS="${CFLAGS} ${CPPFLAGS}"; CPPFLAGS=""]) + + # Step 4: disable dynamic loading if requested via a command-line switch. + + AC_ARG_ENABLE(load, + AC_HELP_STRING([--enable-load], + [allow dynamic loading and "load" command (default: on)]), + [tcl_ok=$enableval], [tcl_ok=yes]) + AS_IF([test "$tcl_ok" = no], [DL_OBJS=""]) + + AS_IF([test "x$DL_OBJS" != x], [BUILD_DLTEST="\$(DLTEST_TARGETS)"], [ + AC_MSG_WARN([Can't figure out how to do dynamic loading or shared libraries on this system.]) + SHLIB_CFLAGS="" + SHLIB_LD="" + SHLIB_SUFFIX="" + DL_OBJS="tclLoadNone.o" + DL_LIBS="" + LDFLAGS="$LDFLAGS_ORIG" + CC_SEARCH_FLAGS="" + LD_SEARCH_FLAGS="" + BUILD_DLTEST="" + ]) + LDFLAGS="$LDFLAGS $LDFLAGS_ARCH" + + # If we're running gcc, then change the C flags for compiling shared + # libraries to the right flags for gcc, instead of those for the + # standard manufacturer compiler. + + AS_IF([test "$DL_OBJS" != "tclLoadNone.o" -a "$GCC" = yes], [ + case $system in + AIX-*) ;; + BSD/OS*) ;; + CYGWIN_*|MINGW32_*) ;; + IRIX*) ;; + NetBSD-*|DragonFly-*|FreeBSD-*|OpenBSD-*) ;; + Darwin-*) ;; + SCO_SV-3.2*) ;; + *) SHLIB_CFLAGS="-fPIC" ;; + esac]) + + AS_IF([test "$tcl_cv_cc_visibility_hidden" != yes], [ + AC_DEFINE(MODULE_SCOPE, [extern], + [No Compiler support for module scope symbols]) + ]) + + AS_IF([test "$SHARED_LIB_SUFFIX" = ""], [ + SHARED_LIB_SUFFIX='${VERSION}${SHLIB_SUFFIX}']) + AS_IF([test "$UNSHARED_LIB_SUFFIX" = ""], [ + UNSHARED_LIB_SUFFIX='${VERSION}.a']) + DLL_INSTALL_DIR="\$(LIB_INSTALL_DIR)" + + AS_IF([test "${SHARED_BUILD}" = 1 -a "${SHLIB_SUFFIX}" != ""], [ + LIB_SUFFIX=${SHARED_LIB_SUFFIX} + MAKE_LIB='${SHLIB_LD} -o [$]@ ${OBJS} ${SHLIB_LD_LIBS} ${TCL_SHLIB_LD_EXTRAS} ${TK_SHLIB_LD_EXTRAS} ${LD_SEARCH_FLAGS}' + AS_IF([test "${SHLIB_SUFFIX}" = ".dll"], [ + INSTALL_LIB='$(INSTALL_LIBRARY) $(LIB_FILE) "$(BIN_INSTALL_DIR)/$(LIB_FILE)";if test -f $(LIB_FILE).a; then $(INSTALL_DATA) $(LIB_FILE).a "$(LIB_INSTALL_DIR)"; fi;' + DLL_INSTALL_DIR="\$(BIN_INSTALL_DIR)" + ], [ + INSTALL_LIB='$(INSTALL_LIBRARY) $(LIB_FILE) "$(LIB_INSTALL_DIR)/$(LIB_FILE)"' + ]) + ], [ + LIB_SUFFIX=${UNSHARED_LIB_SUFFIX} + + AS_IF([test "$RANLIB" = ""], [ + MAKE_LIB='$(STLIB_LD) [$]@ ${OBJS}' + ], [ + MAKE_LIB='${STLIB_LD} [$]@ ${OBJS} ; ${RANLIB} [$]@' + ]) + INSTALL_LIB='$(INSTALL_LIBRARY) $(LIB_FILE) "$(LIB_INSTALL_DIR)/$(LIB_FILE)"' + ]) + + # Stub lib does not depend on shared/static configuration + AS_IF([test "$RANLIB" = ""], [ + MAKE_STUB_LIB='${STLIB_LD} [$]@ ${STUB_LIB_OBJS}' + ], [ + MAKE_STUB_LIB='${STLIB_LD} [$]@ ${STUB_LIB_OBJS} ; ${RANLIB} [$]@' + ]) + INSTALL_STUB_LIB='$(INSTALL_LIBRARY) $(STUB_LIB_FILE) "$(LIB_INSTALL_DIR)/$(STUB_LIB_FILE)"' + + # Define TCL_LIBS now that we know what DL_LIBS is. + # The trick here is that we don't want to change the value of TCL_LIBS if + # it is already set when tclConfig.sh had been loaded by Tk. + AS_IF([test "x${TCL_LIBS}" = x], [ + TCL_LIBS="${DL_LIBS} ${LIBS} ${MATH_LIBS}"]) + AC_SUBST(TCL_LIBS) + + # See if the compiler supports casting to a union type. + # This is used to stop gcc from printing a compiler + # warning when initializing a union member. + + AC_CACHE_CHECK(for cast to union support, + tcl_cv_cast_to_union, + AC_TRY_COMPILE([], + [ + union foo { int i; double d; }; + union foo f = (union foo) (int) 0; + ], + tcl_cv_cast_to_union=yes, + tcl_cv_cast_to_union=no) + ) + if test "$tcl_cv_cast_to_union" = "yes"; then + AC_DEFINE(HAVE_CAST_TO_UNION, 1, + [Defined when compiler supports casting to union type.]) + fi + + # FIXME: This subst was left in only because the TCL_DL_LIBS + # entry in tclConfig.sh uses it. It is not clear why someone + # would use TCL_DL_LIBS instead of TCL_LIBS. + AC_SUBST(DL_LIBS) + + AC_SUBST(DL_OBJS) + AC_SUBST(PLAT_OBJS) + AC_SUBST(PLAT_SRCS) + AC_SUBST(LDAIX_SRC) + AC_SUBST(CFLAGS) + AC_SUBST(CFLAGS_DEBUG) + AC_SUBST(CFLAGS_OPTIMIZE) + AC_SUBST(CFLAGS_WARNING) + + AC_SUBST(LDFLAGS) + AC_SUBST(LDFLAGS_DEBUG) + AC_SUBST(LDFLAGS_OPTIMIZE) + AC_SUBST(CC_SEARCH_FLAGS) + AC_SUBST(LD_SEARCH_FLAGS) + + AC_SUBST(STLIB_LD) + AC_SUBST(SHLIB_LD) + AC_SUBST(TCL_SHLIB_LD_EXTRAS) + AC_SUBST(TK_SHLIB_LD_EXTRAS) + AC_SUBST(SHLIB_LD_LIBS) + AC_SUBST(SHLIB_CFLAGS) + AC_SUBST(SHLIB_SUFFIX) + AC_DEFINE_UNQUOTED(TCL_SHLIB_EXT,"${SHLIB_SUFFIX}", + [What is the default extension for shared libraries?]) + + AC_SUBST(MAKE_LIB) + AC_SUBST(MAKE_STUB_LIB) + AC_SUBST(INSTALL_LIB) + AC_SUBST(DLL_INSTALL_DIR) + AC_SUBST(INSTALL_STUB_LIB) + AC_SUBST(RANLIB) +]) + +#-------------------------------------------------------------------- +# SC_MISSING_POSIX_HEADERS +# +# Supply substitutes for missing POSIX header files. Special +# notes: +# - stdlib.h doesn't define strtol, strtoul, or +# strtod insome versions of SunOS +# - some versions of string.h don't declare procedures such +# as strstr +# +# Arguments: +# none +# +# Results: +# +# Defines some of the following vars: +# NO_DIRENT_H +# NO_VALUES_H +# NO_STDLIB_H +# NO_STRING_H +# NO_SYS_WAIT_H +# NO_DLFCN_H +# HAVE_SYS_PARAM_H +# +# HAVE_STRING_H ? +# +#-------------------------------------------------------------------- + +AC_DEFUN([SC_MISSING_POSIX_HEADERS], [ + AC_CACHE_CHECK([dirent.h], tcl_cv_dirent_h, [ + AC_TRY_LINK([#include <sys/types.h> +#include <dirent.h>], [ +#ifndef _POSIX_SOURCE +# ifdef __Lynx__ + /* + * Generate compilation error to make the test fail: Lynx headers + * are only valid if really in the POSIX environment. + */ + + missing_procedure(); +# endif +#endif +DIR *d; +struct dirent *entryPtr; +char *p; +d = opendir("foobar"); +entryPtr = readdir(d); +p = entryPtr->d_name; +closedir(d); +], tcl_cv_dirent_h=yes, tcl_cv_dirent_h=no)]) + + if test $tcl_cv_dirent_h = no; then + AC_DEFINE(NO_DIRENT_H, 1, [Do we have <dirent.h>?]) + fi + + AC_CHECK_HEADER(float.h, , [AC_DEFINE(NO_FLOAT_H, 1, [Do we have <float.h>?])]) + AC_CHECK_HEADER(values.h, , [AC_DEFINE(NO_VALUES_H, 1, [Do we have <values.h>?])]) + AC_CHECK_HEADER(stdlib.h, tcl_ok=1, tcl_ok=0) + AC_EGREP_HEADER(strtol, stdlib.h, , tcl_ok=0) + AC_EGREP_HEADER(strtoul, stdlib.h, , tcl_ok=0) + AC_EGREP_HEADER(strtod, stdlib.h, , tcl_ok=0) + if test $tcl_ok = 0; then + AC_DEFINE(NO_STDLIB_H, 1, [Do we have <stdlib.h>?]) + fi + AC_CHECK_HEADER(string.h, tcl_ok=1, tcl_ok=0) + AC_EGREP_HEADER(strstr, string.h, , tcl_ok=0) + AC_EGREP_HEADER(strerror, string.h, , tcl_ok=0) + + # See also memmove check below for a place where NO_STRING_H can be + # set and why. + + if test $tcl_ok = 0; then + AC_DEFINE(NO_STRING_H, 1, [Do we have <string.h>?]) + fi + + AC_CHECK_HEADER(sys/wait.h, , [AC_DEFINE(NO_SYS_WAIT_H, 1, [Do we have <sys/wait.h>?])]) + AC_CHECK_HEADER(dlfcn.h, , [AC_DEFINE(NO_DLFCN_H, 1, [Do we have <dlfcn.h>?])]) + + # OS/390 lacks sys/param.h (and doesn't need it, by chance). + AC_HAVE_HEADERS(sys/param.h) +]) + +#-------------------------------------------------------------------- +# SC_PATH_X +# +# Locate the X11 header files and the X11 library archive. Try +# the ac_path_x macro first, but if it doesn't find the X stuff +# (e.g. because there's no xmkmf program) then check through +# a list of possible directories. Under some conditions the +# autoconf macro will return an include directory that contains +# no include files, so double-check its result just to be safe. +# +# Arguments: +# none +# +# Results: +# +# Sets the following vars: +# XINCLUDES +# XLIBSW +# +#-------------------------------------------------------------------- + +AC_DEFUN([SC_PATH_X], [ + AC_PATH_X + not_really_there="" + if test "$no_x" = ""; then + if test "$x_includes" = ""; then + AC_TRY_CPP([#include <X11/Xlib.h>], , not_really_there="yes") + else + if test ! -r $x_includes/X11/Xlib.h; then + not_really_there="yes" + fi + fi + fi + if test "$no_x" = "yes" -o "$not_really_there" = "yes"; then + AC_MSG_CHECKING([for X11 header files]) + found_xincludes="no" + AC_TRY_CPP([#include <X11/Xlib.h>], found_xincludes="yes", found_xincludes="no") + if test "$found_xincludes" = "no"; then + dirs="/usr/unsupported/include /usr/local/include /usr/X386/include /usr/X11R6/include /usr/X11R5/include /usr/include/X11R5 /usr/include/X11R4 /usr/openwin/include /usr/X11/include /usr/sww/include" + for i in $dirs ; do + if test -r $i/X11/Xlib.h; then + AC_MSG_RESULT([$i]) + XINCLUDES=" -I$i" + found_xincludes="yes" + break + fi + done + fi + else + if test "$x_includes" != ""; then + XINCLUDES="-I$x_includes" + found_xincludes="yes" + fi + fi + if test "$found_xincludes" = "no"; then + AC_MSG_RESULT([couldn't find any!]) + fi + + if test "$no_x" = yes; then + AC_MSG_CHECKING([for X11 libraries]) + XLIBSW=nope + dirs="/usr/unsupported/lib /usr/local/lib /usr/X386/lib /usr/X11R6/lib /usr/X11R5/lib /usr/lib/X11R5 /usr/lib/X11R4 /usr/openwin/lib /usr/X11/lib /usr/sww/X11/lib" + for i in $dirs ; do + if test -r $i/libX11.a -o -r $i/libX11.so -o -r $i/libX11.sl -o -r $i/libX11.dylib; then + AC_MSG_RESULT([$i]) + XLIBSW="-L$i -lX11" + x_libraries="$i" + break + fi + done + else + if test "$x_libraries" = ""; then + XLIBSW=-lX11 + else + XLIBSW="-L$x_libraries -lX11" + fi + fi + if test "$XLIBSW" = nope ; then + AC_CHECK_LIB(Xwindow, XCreateWindow, XLIBSW=-lXwindow) + fi + if test "$XLIBSW" = nope ; then + AC_MSG_RESULT([could not find any! Using -lX11.]) + XLIBSW=-lX11 + fi +]) + +#-------------------------------------------------------------------- +# SC_BLOCKING_STYLE +# +# The statements below check for systems where POSIX-style +# non-blocking I/O (O_NONBLOCK) doesn't work or is unimplemented. +# On these systems (mostly older ones), use the old BSD-style +# FIONBIO approach instead. +# +# Arguments: +# none +# +# Results: +# +# Defines some of the following vars: +# HAVE_SYS_IOCTL_H +# HAVE_SYS_FILIO_H +# USE_FIONBIO +# O_NONBLOCK +# +#-------------------------------------------------------------------- + +AC_DEFUN([SC_BLOCKING_STYLE], [ + AC_CHECK_HEADERS(sys/ioctl.h) + AC_CHECK_HEADERS(sys/filio.h) + SC_CONFIG_SYSTEM + AC_MSG_CHECKING([FIONBIO vs. O_NONBLOCK for nonblocking I/O]) + case $system in + OSF*) + AC_DEFINE(USE_FIONBIO, 1, [Should we use FIONBIO?]) + AC_MSG_RESULT([FIONBIO]) + ;; + SunOS-4*) + AC_DEFINE(USE_FIONBIO, 1, [Should we use FIONBIO?]) + AC_MSG_RESULT([FIONBIO]) + ;; + *) + AC_MSG_RESULT([O_NONBLOCK]) + ;; + esac +]) + +#-------------------------------------------------------------------- +# SC_TIME_HANLDER +# +# Checks how the system deals with time.h, what time structures +# are used on the system, and what fields the structures have. +# +# Arguments: +# none +# +# Results: +# +# Defines some of the following vars: +# USE_DELTA_FOR_TZ +# HAVE_TM_GMTOFF +# HAVE_TM_TZADJ +# HAVE_TIMEZONE_VAR +# +#-------------------------------------------------------------------- + +AC_DEFUN([SC_TIME_HANDLER], [ + AC_CHECK_HEADERS(sys/time.h) + AC_HEADER_TIME + + AC_CHECK_FUNCS(gmtime_r localtime_r mktime) + + AC_CACHE_CHECK([tm_tzadj in struct tm], tcl_cv_member_tm_tzadj, [ + AC_TRY_COMPILE([#include <time.h>], [struct tm tm; tm.tm_tzadj;], + tcl_cv_member_tm_tzadj=yes, tcl_cv_member_tm_tzadj=no)]) + if test $tcl_cv_member_tm_tzadj = yes ; then + AC_DEFINE(HAVE_TM_TZADJ, 1, [Should we use the tm_tzadj field of struct tm?]) + fi + + AC_CACHE_CHECK([tm_gmtoff in struct tm], tcl_cv_member_tm_gmtoff, [ + AC_TRY_COMPILE([#include <time.h>], [struct tm tm; tm.tm_gmtoff;], + tcl_cv_member_tm_gmtoff=yes, tcl_cv_member_tm_gmtoff=no)]) + if test $tcl_cv_member_tm_gmtoff = yes ; then + AC_DEFINE(HAVE_TM_GMTOFF, 1, [Should we use the tm_gmtoff field of struct tm?]) + fi + + # + # Its important to include time.h in this check, as some systems + # (like convex) have timezone functions, etc. + # + AC_CACHE_CHECK([long timezone variable], tcl_cv_timezone_long, [ + AC_TRY_COMPILE([#include <time.h>], + [extern long timezone; + timezone += 1; + exit (0);], + tcl_cv_timezone_long=yes, tcl_cv_timezone_long=no)]) + if test $tcl_cv_timezone_long = yes ; then + AC_DEFINE(HAVE_TIMEZONE_VAR, 1, [Should we use the global timezone variable?]) + else + # + # On some systems (eg IRIX 6.2), timezone is a time_t and not a long. + # + AC_CACHE_CHECK([time_t timezone variable], tcl_cv_timezone_time, [ + AC_TRY_COMPILE([#include <time.h>], + [extern time_t timezone; + timezone += 1; + exit (0);], + tcl_cv_timezone_time=yes, tcl_cv_timezone_time=no)]) + if test $tcl_cv_timezone_time = yes ; then + AC_DEFINE(HAVE_TIMEZONE_VAR, 1, [Should we use the global timezone variable?]) + fi + fi +]) + +#-------------------------------------------------------------------- +# SC_TCL_LINK_LIBS +# +# Search for the libraries needed to link the Tcl shell. +# Things like the math library (-lm) and socket stuff (-lsocket vs. +# -lnsl) are dealt with here. +# +# Arguments: +# None. +# +# Results: +# +# Might append to the following vars: +# LIBS +# MATH_LIBS +# +# Might define the following vars: +# HAVE_NET_ERRNO_H +# +#-------------------------------------------------------------------- + +AC_DEFUN([SC_TCL_LINK_LIBS], [ + #-------------------------------------------------------------------- + # On a few very rare systems, all of the libm.a stuff is + # already in libc.a. Set compiler flags accordingly. + #-------------------------------------------------------------------- + + AC_CHECK_FUNC(sin, MATH_LIBS="", MATH_LIBS="-lm") + + #-------------------------------------------------------------------- + # Interactive UNIX requires -linet instead of -lsocket, plus it + # needs net/errno.h to define the socket-related error codes. + #-------------------------------------------------------------------- + + AC_CHECK_LIB(inet, main, [LIBS="$LIBS -linet"]) + AC_CHECK_HEADER(net/errno.h, [ + AC_DEFINE(HAVE_NET_ERRNO_H, 1, [Do we have <net/errno.h>?])]) + + #-------------------------------------------------------------------- + # Check for the existence of the -lsocket and -lnsl libraries. + # The order here is important, so that they end up in the right + # order in the command line generated by make. Here are some + # special considerations: + # 1. Use "connect" and "accept" to check for -lsocket, and + # "gethostbyname" to check for -lnsl. + # 2. Use each function name only once: can't redo a check because + # autoconf caches the results of the last check and won't redo it. + # 3. Use -lnsl and -lsocket only if they supply procedures that + # aren't already present in the normal libraries. This is because + # IRIX 5.2 has libraries, but they aren't needed and they're + # bogus: they goof up name resolution if used. + # 4. On some SVR4 systems, can't use -lsocket without -lnsl too. + # To get around this problem, check for both libraries together + # if -lsocket doesn't work by itself. + #-------------------------------------------------------------------- + + tcl_checkBoth=0 + AC_CHECK_FUNC(connect, tcl_checkSocket=0, tcl_checkSocket=1) + if test "$tcl_checkSocket" = 1; then + AC_CHECK_FUNC(setsockopt, , [AC_CHECK_LIB(socket, setsockopt, + LIBS="$LIBS -lsocket", tcl_checkBoth=1)]) + fi + if test "$tcl_checkBoth" = 1; then + tk_oldLibs=$LIBS + LIBS="$LIBS -lsocket -lnsl" + AC_CHECK_FUNC(accept, tcl_checkNsl=0, [LIBS=$tk_oldLibs]) + fi + AC_CHECK_FUNC(gethostbyname, , [AC_CHECK_LIB(nsl, gethostbyname, + [LIBS="$LIBS -lnsl"])]) +]) + +#-------------------------------------------------------------------- +# SC_TCL_EARLY_FLAGS +# +# Check for what flags are needed to be passed so the correct OS +# features are available. +# +# Arguments: +# None +# +# Results: +# +# Might define the following vars: +# _ISOC99_SOURCE +# _LARGEFILE64_SOURCE +# _LARGEFILE_SOURCE64 +# +#-------------------------------------------------------------------- + +AC_DEFUN([SC_TCL_EARLY_FLAG],[ + AC_CACHE_VAL([tcl_cv_flag_]translit($1,[A-Z],[a-z]), + AC_TRY_COMPILE([$2], $3, [tcl_cv_flag_]translit($1,[A-Z],[a-z])=no, + AC_TRY_COMPILE([[#define ]$1[ 1 +]$2], $3, + [tcl_cv_flag_]translit($1,[A-Z],[a-z])=yes, + [tcl_cv_flag_]translit($1,[A-Z],[a-z])=no))) + if test ["x${tcl_cv_flag_]translit($1,[A-Z],[a-z])[}" = "xyes"] ; then + AC_DEFINE($1, 1, [Add the ]$1[ flag when building]) + tcl_flags="$tcl_flags $1" + fi +]) + +AC_DEFUN([SC_TCL_EARLY_FLAGS],[ + AC_MSG_CHECKING([for required early compiler flags]) + tcl_flags="" + SC_TCL_EARLY_FLAG(_ISOC99_SOURCE,[#include <stdlib.h>], + [char *p = (char *)strtoll; char *q = (char *)strtoull;]) + SC_TCL_EARLY_FLAG(_LARGEFILE64_SOURCE,[#include <sys/stat.h>], + [struct stat64 buf; int i = stat64("/", &buf);]) + SC_TCL_EARLY_FLAG(_LARGEFILE_SOURCE64,[#include <sys/stat.h>], + [char *p = (char *)open64;]) + if test "x${tcl_flags}" = "x" ; then + AC_MSG_RESULT([none]) + else + AC_MSG_RESULT([${tcl_flags}]) + fi +]) + +#-------------------------------------------------------------------- +# SC_TCL_64BIT_FLAGS +# +# Check for what is defined in the way of 64-bit features. +# +# Arguments: +# None +# +# Results: +# +# Might define the following vars: +# TCL_WIDE_INT_IS_LONG +# TCL_WIDE_INT_TYPE +# HAVE_STRUCT_DIRENT64, HAVE_DIR64 +# HAVE_STRUCT_STAT64 +# HAVE_TYPE_OFF64_T +# +#-------------------------------------------------------------------- + +AC_DEFUN([SC_TCL_64BIT_FLAGS], [ + AC_MSG_CHECKING([for 64-bit integer type]) + AC_CACHE_VAL(tcl_cv_type_64bit,[ + tcl_cv_type_64bit=none + # See if the compiler knows natively about __int64 + AC_TRY_COMPILE(,[__int64 value = (__int64) 0;], + tcl_type_64bit=__int64, tcl_type_64bit="long long") + # See if we should use long anyway Note that we substitute in the + # type that is our current guess for a 64-bit type inside this check + # program, so it should be modified only carefully... + AC_TRY_COMPILE(,[switch (0) { + case 1: case (sizeof(]${tcl_type_64bit}[)==sizeof(long)): ; + }],tcl_cv_type_64bit=${tcl_type_64bit})]) + if test "${tcl_cv_type_64bit}" = none ; then + AC_DEFINE(TCL_WIDE_INT_IS_LONG, 1, [Are wide integers to be implemented with C 'long's?]) + AC_MSG_RESULT([using long]) + else + AC_DEFINE_UNQUOTED(TCL_WIDE_INT_TYPE,${tcl_cv_type_64bit}, + [What type should be used to define wide integers?]) + AC_MSG_RESULT([${tcl_cv_type_64bit}]) + + # Now check for auxiliary declarations + AC_CACHE_CHECK([for struct dirent64], tcl_cv_struct_dirent64,[ + AC_TRY_COMPILE([#include <sys/types.h> +#include <dirent.h>],[struct dirent64 p;], + tcl_cv_struct_dirent64=yes,tcl_cv_struct_dirent64=no)]) + if test "x${tcl_cv_struct_dirent64}" = "xyes" ; then + AC_DEFINE(HAVE_STRUCT_DIRENT64, 1, [Is 'struct dirent64' in <sys/types.h>?]) + fi + + AC_CACHE_CHECK([for DIR64], tcl_cv_DIR64,[ + AC_TRY_COMPILE([#include <sys/types.h> +#include <dirent.h>],[struct dirent64 *p; DIR64 d = opendir64("."); + p = readdir64(d); rewinddir64(d); closedir64(d);], + tcl_cv_DIR64=yes,tcl_cv_DIR64=no)]) + if test "x${tcl_cv_DIR64}" = "xyes" ; then + AC_DEFINE(HAVE_DIR64, 1, [Is 'DIR64' in <sys/types.h>?]) + fi + + AC_CACHE_CHECK([for struct stat64], tcl_cv_struct_stat64,[ + AC_TRY_COMPILE([#include <sys/stat.h>],[struct stat64 p; +], + tcl_cv_struct_stat64=yes,tcl_cv_struct_stat64=no)]) + if test "x${tcl_cv_struct_stat64}" = "xyes" ; then + AC_DEFINE(HAVE_STRUCT_STAT64, 1, [Is 'struct stat64' in <sys/stat.h>?]) + fi + + AC_CHECK_FUNCS(open64 lseek64) + AC_MSG_CHECKING([for off64_t]) + AC_CACHE_VAL(tcl_cv_type_off64_t,[ + AC_TRY_COMPILE([#include <sys/types.h>],[off64_t offset; +], + tcl_cv_type_off64_t=yes,tcl_cv_type_off64_t=no)]) + dnl Define HAVE_TYPE_OFF64_T only when the off64_t type and the + dnl functions lseek64 and open64 are defined. + if test "x${tcl_cv_type_off64_t}" = "xyes" && \ + test "x${ac_cv_func_lseek64}" = "xyes" && \ + test "x${ac_cv_func_open64}" = "xyes" ; then + AC_DEFINE(HAVE_TYPE_OFF64_T, 1, [Is off64_t in <sys/types.h>?]) + AC_MSG_RESULT([yes]) + else + AC_MSG_RESULT([no]) + fi + fi +]) + +#-------------------------------------------------------------------- +# SC_TCL_CFG_ENCODING TIP #59 +# +# Declare the encoding to use for embedded configuration information. +# +# Arguments: +# None. +# +# Results: +# Might append to the following vars: +# DEFS (implicit) +# +# Will define the following vars: +# TCL_CFGVAL_ENCODING +# +#-------------------------------------------------------------------- + +AC_DEFUN([SC_TCL_CFG_ENCODING], [ + AC_ARG_WITH(encoding, + AC_HELP_STRING([--with-encoding], + [encoding for configuration values (default: iso8859-1)]), + with_tcencoding=${withval}) + + if test x"${with_tcencoding}" != x ; then + AC_DEFINE_UNQUOTED(TCL_CFGVAL_ENCODING,"${with_tcencoding}", + [What encoding should be used for embedded configuration info?]) + else + AC_DEFINE(TCL_CFGVAL_ENCODING,"iso8859-1", + [What encoding should be used for embedded configuration info?]) + fi +]) + +#-------------------------------------------------------------------- +# SC_TCL_CHECK_BROKEN_FUNC +# +# Check for broken function. +# +# Arguments: +# funcName - function to test for +# advancedTest - the advanced test to run if the function is present +# +# Results: +# Might cause compatibility versions of the function to be used. +# Might affect the following vars: +# USE_COMPAT (implicit) +# +#-------------------------------------------------------------------- + +AC_DEFUN([SC_TCL_CHECK_BROKEN_FUNC],[ + AC_CHECK_FUNC($1, tcl_ok=1, tcl_ok=0) + if test ["$tcl_ok"] = 1; then + AC_CACHE_CHECK([proper ]$1[ implementation], [tcl_cv_]$1[_unbroken], + AC_TRY_RUN([[int main() {]$2[}]],[tcl_cv_]$1[_unbroken]=ok, + [tcl_cv_]$1[_unbroken]=broken,[tcl_cv_]$1[_unbroken]=unknown)) + if test ["$tcl_cv_]$1[_unbroken"] = "ok"; then + tcl_ok=1 + else + tcl_ok=0 + fi + fi + if test ["$tcl_ok"] = 0; then + AC_LIBOBJ($1) + USE_COMPAT=1 + fi +]) + +#-------------------------------------------------------------------- +# SC_TCL_GETHOSTBYADDR_R +# +# Check if we have MT-safe variant of gethostbyaddr(). +# +# Arguments: +# None +# +# Results: +# +# Might define the following vars: +# HAVE_GETHOSTBYADDR_R +# HAVE_GETHOSTBYADDR_R_7 +# HAVE_GETHOSTBYADDR_R_8 +# +#-------------------------------------------------------------------- + +AC_DEFUN([SC_TCL_GETHOSTBYADDR_R], [AC_CHECK_FUNC(gethostbyaddr_r, [ + AC_CACHE_CHECK([for gethostbyaddr_r with 7 args], tcl_cv_api_gethostbyaddr_r_7, [ + AC_TRY_COMPILE([ + #include <netdb.h> + ], [ + char *addr; + int length; + int type; + struct hostent *result; + char buffer[2048]; + int buflen = 2048; + int h_errnop; + + (void) gethostbyaddr_r(addr, length, type, result, buffer, buflen, + &h_errnop); + ], tcl_cv_api_gethostbyaddr_r_7=yes, tcl_cv_api_gethostbyaddr_r_7=no)]) + tcl_ok=$tcl_cv_api_gethostbyaddr_r_7 + if test "$tcl_ok" = yes; then + AC_DEFINE(HAVE_GETHOSTBYADDR_R_7, 1, + [Define to 1 if gethostbyaddr_r takes 7 args.]) + else + AC_CACHE_CHECK([for gethostbyaddr_r with 8 args], tcl_cv_api_gethostbyaddr_r_8, [ + AC_TRY_COMPILE([ + #include <netdb.h> + ], [ + char *addr; + int length; + int type; + struct hostent *result, *resultp; + char buffer[2048]; + int buflen = 2048; + int h_errnop; + + (void) gethostbyaddr_r(addr, length, type, result, buffer, buflen, + &resultp, &h_errnop); + ], tcl_cv_api_gethostbyaddr_r_8=yes, tcl_cv_api_gethostbyaddr_r_8=no)]) + tcl_ok=$tcl_cv_api_gethostbyaddr_r_8 + if test "$tcl_ok" = yes; then + AC_DEFINE(HAVE_GETHOSTBYADDR_R_8, 1, + [Define to 1 if gethostbyaddr_r takes 8 args.]) + fi + fi + if test "$tcl_ok" = yes; then + AC_DEFINE(HAVE_GETHOSTBYADDR_R, 1, + [Define to 1 if gethostbyaddr_r is available.]) + fi +])]) + +#-------------------------------------------------------------------- +# SC_TCL_GETHOSTBYNAME_R +# +# Check to see what variant of gethostbyname_r() we have. +# Based on David Arnold's example from the comp.programming.threads +# FAQ Q213 +# +# Arguments: +# None +# +# Results: +# +# Might define the following vars: +# HAVE_GETHOSTBYADDR_R +# HAVE_GETHOSTBYADDR_R_3 +# HAVE_GETHOSTBYADDR_R_5 +# HAVE_GETHOSTBYADDR_R_6 +# +#-------------------------------------------------------------------- + +AC_DEFUN([SC_TCL_GETHOSTBYNAME_R], [AC_CHECK_FUNC(gethostbyname_r, [ + AC_CACHE_CHECK([for gethostbyname_r with 6 args], tcl_cv_api_gethostbyname_r_6, [ + AC_TRY_COMPILE([ + #include <netdb.h> + ], [ + char *name; + struct hostent *he, *res; + char buffer[2048]; + int buflen = 2048; + int h_errnop; + + (void) gethostbyname_r(name, he, buffer, buflen, &res, &h_errnop); + ], tcl_cv_api_gethostbyname_r_6=yes, tcl_cv_api_gethostbyname_r_6=no)]) + tcl_ok=$tcl_cv_api_gethostbyname_r_6 + if test "$tcl_ok" = yes; then + AC_DEFINE(HAVE_GETHOSTBYNAME_R_6, 1, + [Define to 1 if gethostbyname_r takes 6 args.]) + else + AC_CACHE_CHECK([for gethostbyname_r with 5 args], tcl_cv_api_gethostbyname_r_5, [ + AC_TRY_COMPILE([ + #include <netdb.h> + ], [ + char *name; + struct hostent *he; + char buffer[2048]; + int buflen = 2048; + int h_errnop; + + (void) gethostbyname_r(name, he, buffer, buflen, &h_errnop); + ], tcl_cv_api_gethostbyname_r_5=yes, tcl_cv_api_gethostbyname_r_5=no)]) + tcl_ok=$tcl_cv_api_gethostbyname_r_5 + if test "$tcl_ok" = yes; then + AC_DEFINE(HAVE_GETHOSTBYNAME_R_5, 1, + [Define to 1 if gethostbyname_r takes 5 args.]) + else + AC_CACHE_CHECK([for gethostbyname_r with 3 args], tcl_cv_api_gethostbyname_r_3, [ + AC_TRY_COMPILE([ + #include <netdb.h> + ], [ + char *name; + struct hostent *he; + struct hostent_data data; + + (void) gethostbyname_r(name, he, &data); + ], tcl_cv_api_gethostbyname_r_3=yes, tcl_cv_api_gethostbyname_r_3=no)]) + tcl_ok=$tcl_cv_api_gethostbyname_r_3 + if test "$tcl_ok" = yes; then + AC_DEFINE(HAVE_GETHOSTBYNAME_R_3, 1, + [Define to 1 if gethostbyname_r takes 3 args.]) + fi + fi + fi + if test "$tcl_ok" = yes; then + AC_DEFINE(HAVE_GETHOSTBYNAME_R, 1, + [Define to 1 if gethostbyname_r is available.]) + fi +])]) + +#-------------------------------------------------------------------- +# SC_TCL_GETPWUID_R +# +# Check if we have MT-safe variant of getpwuid() and if yes, +# which one exactly. +# +# Arguments: +# None +# +# Results: +# +# Might define the following vars: +# HAVE_GETPWUID_R +# HAVE_GETPWUID_R_4 +# HAVE_GETPWUID_R_5 +# +#-------------------------------------------------------------------- + +AC_DEFUN([SC_TCL_GETPWUID_R], [AC_CHECK_FUNC(getpwuid_r, [ + AC_CACHE_CHECK([for getpwuid_r with 5 args], tcl_cv_api_getpwuid_r_5, [ + AC_TRY_COMPILE([ + #include <sys/types.h> + #include <pwd.h> + ], [ + uid_t uid; + struct passwd pw, *pwp; + char buf[512]; + int buflen = 512; + + (void) getpwuid_r(uid, &pw, buf, buflen, &pwp); + ], tcl_cv_api_getpwuid_r_5=yes, tcl_cv_api_getpwuid_r_5=no)]) + tcl_ok=$tcl_cv_api_getpwuid_r_5 + if test "$tcl_ok" = yes; then + AC_DEFINE(HAVE_GETPWUID_R_5, 1, + [Define to 1 if getpwuid_r takes 5 args.]) + else + AC_CACHE_CHECK([for getpwuid_r with 4 args], tcl_cv_api_getpwuid_r_4, [ + AC_TRY_COMPILE([ + #include <sys/types.h> + #include <pwd.h> + ], [ + uid_t uid; + struct passwd pw; + char buf[512]; + int buflen = 512; + + (void)getpwnam_r(uid, &pw, buf, buflen); + ], tcl_cv_api_getpwuid_r_4=yes, tcl_cv_api_getpwuid_r_4=no)]) + tcl_ok=$tcl_cv_api_getpwuid_r_4 + if test "$tcl_ok" = yes; then + AC_DEFINE(HAVE_GETPWUID_R_4, 1, + [Define to 1 if getpwuid_r takes 4 args.]) + fi + fi + if test "$tcl_ok" = yes; then + AC_DEFINE(HAVE_GETPWUID_R, 1, + [Define to 1 if getpwuid_r is available.]) + fi +])]) + +#-------------------------------------------------------------------- +# SC_TCL_GETPWNAM_R +# +# Check if we have MT-safe variant of getpwnam() and if yes, +# which one exactly. +# +# Arguments: +# None +# +# Results: +# +# Might define the following vars: +# HAVE_GETPWNAM_R +# HAVE_GETPWNAM_R_4 +# HAVE_GETPWNAM_R_5 +# +#-------------------------------------------------------------------- + +AC_DEFUN([SC_TCL_GETPWNAM_R], [AC_CHECK_FUNC(getpwnam_r, [ + AC_CACHE_CHECK([for getpwnam_r with 5 args], tcl_cv_api_getpwnam_r_5, [ + AC_TRY_COMPILE([ + #include <sys/types.h> + #include <pwd.h> + ], [ + char *name; + struct passwd pw, *pwp; + char buf[512]; + int buflen = 512; + + (void) getpwnam_r(name, &pw, buf, buflen, &pwp); + ], tcl_cv_api_getpwnam_r_5=yes, tcl_cv_api_getpwnam_r_5=no)]) + tcl_ok=$tcl_cv_api_getpwnam_r_5 + if test "$tcl_ok" = yes; then + AC_DEFINE(HAVE_GETPWNAM_R_5, 1, + [Define to 1 if getpwnam_r takes 5 args.]) + else + AC_CACHE_CHECK([for getpwnam_r with 4 args], tcl_cv_api_getpwnam_r_4, [ + AC_TRY_COMPILE([ + #include <sys/types.h> + #include <pwd.h> + ], [ + char *name; + struct passwd pw; + char buf[512]; + int buflen = 512; + + (void)getpwnam_r(name, &pw, buf, buflen); + ], tcl_cv_api_getpwnam_r_4=yes, tcl_cv_api_getpwnam_r_4=no)]) + tcl_ok=$tcl_cv_api_getpwnam_r_4 + if test "$tcl_ok" = yes; then + AC_DEFINE(HAVE_GETPWNAM_R_4, 1, + [Define to 1 if getpwnam_r takes 4 args.]) + fi + fi + if test "$tcl_ok" = yes; then + AC_DEFINE(HAVE_GETPWNAM_R, 1, + [Define to 1 if getpwnam_r is available.]) + fi +])]) + +#-------------------------------------------------------------------- +# SC_TCL_GETGRGID_R +# +# Check if we have MT-safe variant of getgrgid() and if yes, +# which one exactly. +# +# Arguments: +# None +# +# Results: +# +# Might define the following vars: +# HAVE_GETGRGID_R +# HAVE_GETGRGID_R_4 +# HAVE_GETGRGID_R_5 +# +#-------------------------------------------------------------------- + +AC_DEFUN([SC_TCL_GETGRGID_R], [AC_CHECK_FUNC(getgrgid_r, [ + AC_CACHE_CHECK([for getgrgid_r with 5 args], tcl_cv_api_getgrgid_r_5, [ + AC_TRY_COMPILE([ + #include <sys/types.h> + #include <grp.h> + ], [ + gid_t gid; + struct group gr, *grp; + char buf[512]; + int buflen = 512; + + (void) getgrgid_r(gid, &gr, buf, buflen, &grp); + ], tcl_cv_api_getgrgid_r_5=yes, tcl_cv_api_getgrgid_r_5=no)]) + tcl_ok=$tcl_cv_api_getgrgid_r_5 + if test "$tcl_ok" = yes; then + AC_DEFINE(HAVE_GETGRGID_R_5, 1, + [Define to 1 if getgrgid_r takes 5 args.]) + else + AC_CACHE_CHECK([for getgrgid_r with 4 args], tcl_cv_api_getgrgid_r_4, [ + AC_TRY_COMPILE([ + #include <sys/types.h> + #include <grp.h> + ], [ + gid_t gid; + struct group gr; + char buf[512]; + int buflen = 512; + + (void)getgrgid_r(gid, &gr, buf, buflen); + ], tcl_cv_api_getgrgid_r_4=yes, tcl_cv_api_getgrgid_r_4=no)]) + tcl_ok=$tcl_cv_api_getgrgid_r_4 + if test "$tcl_ok" = yes; then + AC_DEFINE(HAVE_GETGRGID_R_4, 1, + [Define to 1 if getgrgid_r takes 4 args.]) + fi + fi + if test "$tcl_ok" = yes; then + AC_DEFINE(HAVE_GETGRGID_R, 1, + [Define to 1 if getgrgid_r is available.]) + fi +])]) + +#-------------------------------------------------------------------- +# SC_TCL_GETGRNAM_R +# +# Check if we have MT-safe variant of getgrnam() and if yes, +# which one exactly. +# +# Arguments: +# None +# +# Results: +# +# Might define the following vars: +# HAVE_GETGRNAM_R +# HAVE_GETGRNAM_R_4 +# HAVE_GETGRNAM_R_5 +# +#-------------------------------------------------------------------- + +AC_DEFUN([SC_TCL_GETGRNAM_R], [AC_CHECK_FUNC(getgrnam_r, [ + AC_CACHE_CHECK([for getgrnam_r with 5 args], tcl_cv_api_getgrnam_r_5, [ + AC_TRY_COMPILE([ + #include <sys/types.h> + #include <grp.h> + ], [ + char *name; + struct group gr, *grp; + char buf[512]; + int buflen = 512; + + (void) getgrnam_r(name, &gr, buf, buflen, &grp); + ], tcl_cv_api_getgrnam_r_5=yes, tcl_cv_api_getgrnam_r_5=no)]) + tcl_ok=$tcl_cv_api_getgrnam_r_5 + if test "$tcl_ok" = yes; then + AC_DEFINE(HAVE_GETGRNAM_R_5, 1, + [Define to 1 if getgrnam_r takes 5 args.]) + else + AC_CACHE_CHECK([for getgrnam_r with 4 args], tcl_cv_api_getgrnam_r_4, [ + AC_TRY_COMPILE([ + #include <sys/types.h> + #include <grp.h> + ], [ + char *name; + struct group gr; + char buf[512]; + int buflen = 512; + + (void)getgrnam_r(name, &gr, buf, buflen); + ], tcl_cv_api_getgrnam_r_4=yes, tcl_cv_api_getgrnam_r_4=no)]) + tcl_ok=$tcl_cv_api_getgrnam_r_4 + if test "$tcl_ok" = yes; then + AC_DEFINE(HAVE_GETGRNAM_R_4, 1, + [Define to 1 if getgrnam_r takes 4 args.]) + fi + fi + if test "$tcl_ok" = yes; then + AC_DEFINE(HAVE_GETGRNAM_R, 1, + [Define to 1 if getgrnam_r is available.]) + fi +])]) + +AC_DEFUN([SC_TCL_IPV6],[ + NEED_FAKE_RFC2553=0 + AC_CHECK_FUNCS(getnameinfo getaddrinfo freeaddrinfo gai_strerror,,[NEED_FAKE_RFC2553=1]) + AC_CHECK_TYPES([ + struct addrinfo, + struct in6_addr, + struct sockaddr_in6, + struct sockaddr_storage],,[NEED_FAKE_RFC2553=1],[[ +#include <sys/types.h> +#include <sys/socket.h> +#include <netinet/in.h> +#include <netdb.h> +]]) +if test "x$NEED_FAKE_RFC2553" = "x1"; then + AC_DEFINE([NEED_FAKE_RFC2553], 1, + [Use compat implementation of getaddrinfo() and friends]) + AC_LIBOBJ([fake-rfc2553]) + AC_CHECK_FUNC(strlcpy) +fi +]) +# Local Variables: +# mode: autoconf +# End: |