diff options
Diffstat (limited to 'config/tcl.m4')
| -rw-r--r-- | config/tcl.m4 | 3246 |
1 files changed, 3246 insertions, 0 deletions
diff --git a/config/tcl.m4 b/config/tcl.m4 new file mode 100644 index 000000000..900a2ceb8 --- /dev/null +++ b/config/tcl.m4 @@ -0,0 +1,3246 @@ +#------------------------------------------------------------------------ +# 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"${no_tcl}" = x ; then + # we reset no_tcl in case something fails here + no_tcl=true + AC_ARG_WITH(tcl, [ --with-tcl directory containing tcl configuration (tclConfig.sh)], with_tclconfig=${withval}) + AC_MSG_CHECKING([for Tcl configuration]) + AC_CACHE_VAL(ac_cv_c_tclconfig,[ + + # First check to see if --with-tcl was specified. + case "${host}" in + *-*-cygwin*) platDir="win" ;; + *) platDir="unix" ;; + esac + if test x"${with_tclconfig}" != x ; then + 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/$platDir/tclConfig.sh" ; then + ac_cv_c_tclconfig=`(cd $i/$platDir; 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 ${prefix}/lib 2>/dev/null` \ + `ls -d /usr/local/lib 2>/dev/null` \ + `ls -d /usr/contrib/lib 2>/dev/null` \ + `ls -d /usr/lib 2>/dev/null` \ + ; do + if test -f "$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/$platDir/tclConfig.sh" ; then + ac_cv_c_tclconfig=`(cd $i/$platDir; pwd)` + break + fi + done + fi + ]) + + if test x"${ac_cv_c_tclconfig}" = x ; then + TCL_BIN_DIR="# no Tcl configs found" + AC_MSG_WARN([Can't find Tcl configuration definitions]) + else + no_tcl= + TCL_BIN_DIR=${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, [ --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 + 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 + case "${host}" in + *-*-cygwin*) platDir="win" ;; + *) platDir="unix" ;; + esac + if test x"${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 "$i/$platDir/tkConfig.sh" ; then + ac_cv_c_tkconfig=`(cd $i/$platDir; 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 ${prefix}/lib 2>/dev/null` \ + `ls -d /usr/local/lib 2>/dev/null` \ + `ls -d /usr/contrib/lib 2>/dev/null` \ + `ls -d /usr/lib 2>/dev/null` \ + ; do + if test -f "$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/$platDir/tkConfig.sh" ; then + ac_cv_c_tkconfig=`(cd $i/$platDir; pwd)` + break + fi + done + fi + ]) + + if test x"${ac_cv_c_tkconfig}" = x ; then + TK_BIN_DIR="# no Tk configs found" + AC_MSG_WARN([Can't find Tk configuration definitions]) + else + no_tk= + TK_BIN_DIR=${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: +# +# Subst 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 arbitary 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"` -framework ${TCL_LIB_FILE}" + break + fi + done + fi + if test -f "${TCL_BIN_DIR}/${TCL_STUB_LIB_FILE}"; then + TCL_STUB_LIB_SPEC="-L${TCL_BIN_DIR} ${TCL_STUB_LIB_FLAG}" + TCL_STUB_LIB_PATH="${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 arbitary 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"` -framework ${TK_LIB_FILE}" + break + fi + done + fi + if test -f "${TK_BIN_DIR}/${TK_STUB_LIB_FILE}"; then + TK_STUB_LIB_SPEC="-L${TK_BIN_DIR} ${TK_STUB_LIB_FLAG}" + TK_STUB_LIB_PATH="${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 +# Subst's the following values: +# 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([$TCLSH_PROG]) + else + # It is not an error if an installed version of Tcl can't be located. + TCLSH_PROG="" + AC_MSG_RESULT([No tclsh found on PATH]) + fi + AC_SUBST(TCLSH_PROG) +]) + +#------------------------------------------------------------------------ +# SC_BUILD_TCLSH +# Determine the fully qualified path name of the tclsh executable +# in the Tcl build directory. This macro will correctly determine +# the name of the tclsh executable even if tclsh has not yet +# been built in the build directory. The build tclsh must be used +# when running tests from an extension build directory. It is not +# correct to use the TCLSH_PROG in cases like this. +# +# Arguments +# none +# +# Results +# Subst's the following values: +# BUILD_TCLSH +#------------------------------------------------------------------------ + +AC_DEFUN([SC_BUILD_TCLSH], [ + AC_MSG_CHECKING([for tclsh in Tcl build directory]) + BUILD_TCLSH=${TCL_BIN_DIR}/tclsh + AC_MSG_RESULT([$BUILD_TCLSH]) + AC_SUBST(BUILD_TCLSH) +]) + +#------------------------------------------------------------------------ +# SC_ENABLE_SHARED -- +# +# Allows the building of shared libraries +# +# Arguments: +# none +# +# Results: +# +# Adds the following arguments to configure: +# --enable-shared=yes|no +# +# Defines the following vars: +# STATIC_BUILD Used for building import/export libraries +# on Windows. +# +# Sets the following vars: +# SHARED_BUILD Value of 1 or 0 +#------------------------------------------------------------------------ + +AC_DEFUN([SC_ENABLE_SHARED], [ + AC_MSG_CHECKING([how to build libraries]) + AC_ARG_ENABLE(shared, + [ --enable-shared build and link with shared libraries [--enable-shared]], + [tcl_ok=$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) + 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, + [ --enable-framework package shared libraries in MacOSX frameworks [--disable-framework]], + [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 $SHARED_BUILD = 1; then + AC_MSG_RESULT([shared library]) + else + AC_MSG_RESULT([static library]) + fi + FRAMEWORK_BUILD=0 + fi + fi +]) + +#------------------------------------------------------------------------ +# SC_ENABLE_THREADS -- +# +# Specify if thread support should be enabled. TCL_THREADS is +# checked so that if you are compiling an extension against a +# threaded core, your extension must be compiled threaded as well. +# +# Arguments: +# none +# +# Results: +# +# Adds the following arguments to configure: +# --enable-threads +# +# Sets the following vars: +# THREADS_LIBS Thread library(s) +# +# Defines the following vars: +# TCL_THREADS +# _REENTRANT +# _THREAD_SAFE +# +#------------------------------------------------------------------------ + +AC_DEFUN([SC_ENABLE_THREADS], [ + AC_ARG_ENABLE(threads, [ --enable-threads build with threads], + [tcl_ok=$enableval], [tcl_ok=no]) + + if test "${TCL_THREADS}" = 1; then + tcl_threaded_core=1; + fi + + if test "$tcl_ok" = "yes" -o "${TCL_THREADS}" = 1; then + TCL_THREADS=1 + # USE_THREAD_ALLOC tells us to try the special thread-based + # allocator that significantly reduces lock contention + AC_DEFINE(USE_THREAD_ALLOC) + AC_DEFINE(_REENTRANT) + if test "`uname -s`" = "SunOS" ; then + AC_DEFINE(_POSIX_PTHREAD_SEMANTICS) + fi + AC_DEFINE(_THREAD_SAFE) + AC_CHECK_LIB(pthread,pthread_mutex_init,tcl_ok=yes,tcl_ok=no) + if test "$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 $THREADS_LIBS" + AC_CHECK_FUNCS(pthread_attr_setstacksize) + AC_CHECK_FUNCS(pthread_atfork) + LIBS=$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 (default)]) + 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 $(LDFLAGS_OPTIMIZE) if false +# DBGX Debug library extension +# +#------------------------------------------------------------------------ + +AC_DEFUN([SC_ENABLE_SYMBOLS], [ + AC_MSG_CHECKING([for build with symbols]) + AC_ARG_ENABLE(symbols, [ --enable-symbols build with debugging symbols [--disable-symbols]], [tcl_ok=$enableval], [tcl_ok=no]) +# FIXME: Currently, LDFLAGS_DEFAULT is not used, it should work like CFLAGS_DEFAULT. + if test "$tcl_ok" = "no"; then + CFLAGS_DEFAULT='$(CFLAGS_OPTIMIZE)' + LDFLAGS_DEFAULT='$(LDFLAGS_OPTIMIZE)' + DBGX="" + AC_MSG_RESULT([no]) + else + CFLAGS_DEFAULT='$(CFLAGS_DEBUG)' + LDFLAGS_DEFAULT='$(LDFLAGS_DEBUG)' + DBGX=g + if test "$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) + fi + + if test "$tcl_ok" = "compile" -o "$tcl_ok" = "all"; then + AC_DEFINE(TCL_COMPILE_DEBUG) + AC_DEFINE(TCL_COMPILE_STATS) + fi + + if test "$tcl_ok" != "yes" -a "$tcl_ok" != "no"; then + if test "$tcl_ok" = "all"; then + AC_MSG_RESULT([enabled symbols mem compile debugging]) + else + AC_MSG_RESULT([enabled $tcl_ok debugging]) + fi + fi +]) + +#------------------------------------------------------------------------ +# SC_ENABLE_LANGINFO -- +# +# Allows use of modern nl_langinfo check for better l10n. +# This is only relevant for Unix. +# +# Arguments: +# none +# +# Results: +# +# Adds the following arguments to configure: +# --enable-langinfo=yes|no (default is yes) +# +# Defines the following vars: +# HAVE_LANGINFO Triggers use of nl_langinfo if defined. +# +#------------------------------------------------------------------------ + +AC_DEFUN([SC_ENABLE_LANGINFO], [ + AC_ARG_ENABLE(langinfo, + [ --enable-langinfo use nl_langinfo if possible to determine + encoding at startup, otherwise use old heuristic], + [langinfo_ok=$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 $tcl_cv_langinfo_h = yes; then + AC_DEFINE(HAVE_LANGINFO) + fi + else + AC_MSG_RESULT([$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, + [ --enable-man-symlinks use symlinks for the manpages], + 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, + [ --enable-man-compression=PROG + compress the manpages with PROG], + [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, + [ --enable-man-suffix=STRING + use STRING as a suffix to manpage file names + (default: $1)], + [case $enableval in + yes) enableval="$1" MAN_FLAGS="$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 ${CC}, such as "-Wl,-rpath,/usr/local/tcl/lib", +# that tell the run-time dynamic linker where to look +# for shared libraries such as libtcl.so. Depends on +# the variable LIB_RUNTIME_DIR in the Makefile. +# MAKE_LIB - Command to execute to build the a library; +# differs when building shared or static. +# MAKE_STUB_LIB - +# Command to execute to build a stub library. +# INSTALL_LIB - Command to execute to install a library; +# differs when building shared or static. +# INSTALL_STUB_LIB - +# Command to execute to install a stub library. +# STLIB_LD - Base command to use for combining object files +# into a static library. +# SHLIB_CFLAGS - Flags to pass to cc when compiling the components +# of a shared library (may request position-independent +# code, among other things). +# SHLIB_LD - Base command to use for combining object files +# into a shared library. +# SHLIB_LD_LIBS - Dependent libraries for the linker to scan when +# creating shared libraries. This symbol typically +# goes at the end of the "ld" commands that build +# shared libraries. The value of the symbol is +# "${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_NEEDS_EXP_FILE - +# 1 means that an export file is needed to link to a +# shared library. +# TCL_EXP_FILE - The name of the installed export / import file which +# should be used to link to the Tcl shared library. +# Empty if Tcl is unshared. +# TCL_BUILD_EXP_FILE - +# The name of the built export / import file which +# should be used to link to the Tcl shared library. +# Empty if Tcl is unshared. +# 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,[ --enable-64bit enable 64bit support (where applicable)], + [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,[ --enable-64bit-vis enable 64bit Sparc VIS support], + [do64bitVIS=$enableval], [do64bitVIS=no]) + AC_MSG_RESULT([$do64bitVIS]) + + if test "$do64bitVIS" = "yes"; then + # Force 64bit on with VIS + do64bit=yes + fi + + # Step 1: set the variable "system" to hold the name and version number + # for the system. + + SC_CONFIG_SYSTEM + + # Step 2: check for existence of -ldl library. This is needed because + # Linux can use either -ldl or -ldld for dynamic loading. + + AC_CHECK_LIB(dl, dlopen, have_dl=yes, have_dl=no) + + # Require ranlib early so we can override it in special cases below. + + AC_REQUIRE([AC_PROG_RANLIB]) + + # Step 3: set configuration options based on system name and version. + + do64bit_ok=no + LDFLAGS_ORIG="$LDFLAGS" + TCL_EXPORT_FILE_SUFFIX="" + UNSHARED_LIB_SUFFIX="" + TCL_TRIM_DOTS='`echo ${VERSION} | tr -d .`' + ECHO_VERSION='`echo ${VERSION}`' + TCL_LIB_VERSIONS_OK=ok + CFLAGS_DEBUG=-g + CFLAGS_OPTIMIZE=-O + if test "$GCC" = "yes" ; then + CFLAGS_WARNING="-Wall -Wno-implicit-int -fno-strict-aliasing" + else + CFLAGS_WARNING="" + fi + TCL_NEEDS_EXP_FILE=0 + TCL_BUILD_EXP_FILE="" + TCL_EXP_FILE="" +dnl FIXME: Replace AC_CHECK_PROG with AC_CHECK_TOOL once cross compiling is fixed. +dnl AC_CHECK_TOOL(AR, ar) + AC_CHECK_PROG(AR, ar, ar) + if test "${AR}" = "" ; then + AC_MSG_ERROR([Required archive tool 'ar' not found on PATH.]) + fi + STLIB_LD='${AR} cr' + LD_LIBRARY_PATH_VAR="LD_LIBRARY_PATH" + PLAT_OBJS="" + PLAT_SRCS="" + case $system in + AIX-*) + if test "${TCL_THREADS}" = "1" -a "$GCC" != "yes" ; then + # AIX requires the _r compiler when gcc isn't being used + case "${CC}" in + *_r) + # ok ... + ;; + *) + CC=${CC}_r + ;; + esac + AC_MSG_RESULT([Using $CC for compiling with threads]) + fi + LIBS="$LIBS -lc" + SHLIB_CFLAGS="" + # Note: need the LIBS below, otherwise Tk won't find Tcl's + # symbols when dynamically loaded into tclsh. + SHLIB_LD_LIBS='${LIBS}' + SHLIB_SUFFIX=".so" + + DL_OBJS="tclLoadDl.o" + LD_LIBRARY_PATH_VAR="LIBPATH" + + # Check to enable 64-bit flags for compiler/linker on AIX 4+ + if test "$do64bit" = "yes" -a "`uname -v`" -gt "3" ; then + if test "$GCC" = "yes" ; then + AC_MSG_WARN([64bit mode not supported with GCC on $system]) + else + do64bit_ok=yes + CFLAGS="$CFLAGS -q64" + LDFLAGS="$LDFLAGS -q64" + RANLIB="${RANLIB} -X64" + AR="${AR} -X64" + SHLIB_LD_FLAGS="-b64" + fi + fi + + if test "`uname -m`" = "ia64" ; then + # AIX-5 uses ELF style dynamic libraries on IA-64, but not PPC + SHLIB_LD="/usr/ccs/bin/ld -G -z text" + # AIX-5 has dl* in libc.so + DL_LIBS="" + if test "$GCC" = "yes" ; then + CC_SEARCH_FLAGS='-Wl,-R,${LIB_RUNTIME_DIR}' + else + CC_SEARCH_FLAGS='-R${LIB_RUNTIME_DIR}' + fi + LD_SEARCH_FLAGS='-R ${LIB_RUNTIME_DIR}' + else + if test "$GCC" = "yes" ; then + SHLIB_LD="gcc -shared" + else + SHLIB_LD="/bin/ld -bhalt:4 -bM:SRE -bE:lib.exp -H512 -T512 -bnoentry" + fi + SHLIB_LD="${TCL_SRC_DIR}/unix/ldAix ${SHLIB_LD} ${SHLIB_LD_FLAGS}" + DL_LIBS="-ldl" + CC_SEARCH_FLAGS='-L${LIB_RUNTIME_DIR}' + LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS} + TCL_NEEDS_EXP_FILE=1 + TCL_EXPORT_FILE_SUFFIX='${VERSION}\$\{DBGX\}.exp' + fi + + # AIX v<=4.1 has some different flags than 4.2+ + if test "$system" = "AIX-4.1" -o "`uname -v`" -lt "4" ; then + LIBOBJS="$LIBOBJS tclLoadAix.o" + DL_LIBS="-lld" + fi + + # On AIX <=v4 systems, libbsd.a has to be linked in to support + # non-blocking file IO. This library has to be linked in after + # the MATH_LIBS or it breaks the pow() function. The way to + # insure proper sequencing, is to add it to the tail of MATH_LIBS. + # This library also supplies gettimeofday. + # + # AIX does not have a timezone field in struct tm. When the AIX + # bsd library is used, the timezone global and the gettimeofday + # methods are to be avoided for timezone deduction instead, we + # deduce the timezone by comparing the localtime result on a + # known GMT value. + + AC_CHECK_LIB(bsd, gettimeofday, libbsd=yes, libbsd=no) + if test $libbsd = yes; then + MATH_LIBS="$MATH_LIBS -lbsd" + AC_DEFINE(USE_DELTA_FOR_TZ) + fi + ;; + BeOS*) + SHLIB_CFLAGS="-fPIC" + SHLIB_LD="${CC} -nostart" + SHLIB_LD_LIBS='${LIBS}' + 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="$LIBS -lbind -lsocket"]) + ;; + BSD/OS-2.1*|BSD/OS-3*) + SHLIB_CFLAGS="" + SHLIB_LD="shlicc -r" + SHLIB_LD_LIBS='${LIBS}' + 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_LD_LIBS='${LIBS}' + SHLIB_SUFFIX=".so" + DL_OBJS="tclLoadDl.o" + DL_LIBS="-ldl" + LDFLAGS="$LDFLAGS -export-dynamic" + CC_SEARCH_FLAGS="" + LD_SEARCH_FLAGS="" + ;; + 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="" + ;; + HP-UX-*.11.*) + # Use updated header definitions where possible + AC_DEFINE(_XOPEN_SOURCE) # Use the XOPEN network library + AC_DEFINE(_XOPEN_SOURCE_EXTENDED) # Use the XOPEN network library + LIBS="$LIBS -lxnet" # Use the XOPEN network library + + if test "`uname -m`" = "ia64" ; then + SHLIB_SUFFIX=".so" + else + SHLIB_SUFFIX=".sl" + fi + AC_CHECK_LIB(dld, shl_load, tcl_ok=yes, tcl_ok=no) + if test "$tcl_ok" = yes; then + SHLIB_CFLAGS="+z" + SHLIB_LD="ld -b" + SHLIB_LD_LIBS='${LIBS}' + DL_OBJS="tclLoadShl.o" + DL_LIBS="-ldld" + LDFLAGS="$LDFLAGS -Wl,-E" + CC_SEARCH_FLAGS='-Wl,+s,+b,${LIB_RUNTIME_DIR}:.' + LD_SEARCH_FLAGS='+s +b ${LIB_RUNTIME_DIR}:.' + LD_LIBRARY_PATH_VAR="SHLIB_PATH" + fi + if test "$GCC" = "yes" ; then + SHLIB_LD="gcc -shared" + SHLIB_LD_LIBS='${LIBS}' + LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS} + fi + + # Users may want PA-RISC 1.1/2.0 portable code - needs HP cc + #CFLAGS="$CFLAGS +DAportable" + + # Check to enable 64-bit flags for compiler/linker + if test "$do64bit" = "yes" ; then + if test "$GCC" = "yes" ; then + hpux_arch=`${CC} -dumpmachine` + case $hpux_arch in + hppa64*) + # 64-bit gcc in use. Fix flags for GNU ld. + do64bit_ok=yes + SHLIB_LD="${CC} -shared" + SHLIB_LD_LIBS='${LIBS}' + CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}' + LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS} + ;; + *) + AC_MSG_WARN([64bit mode not supported with GCC on $system]) + ;; + esac + else + do64bit_ok=yes + CFLAGS="$CFLAGS +DD64" + LDFLAGS="$LDFLAGS +DD64" + fi + fi + ;; + HP-UX-*.08.*|HP-UX-*.09.*|HP-UX-*.10.*) + SHLIB_SUFFIX=".sl" + AC_CHECK_LIB(dld, shl_load, tcl_ok=yes, tcl_ok=no) + if test "$tcl_ok" = yes; then + 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" + fi + ;; + IRIX-4.*) + SHLIB_CFLAGS="-G 0" + SHLIB_SUFFIX=".a" + SHLIB_LD="echo tclLdAout $CC \{$SHLIB_CFLAGS\} | `pwd`/tclsh -r -G 0" + SHLIB_LD_LIBS='${LIBS}' + DL_OBJS="tclLoadAout.o" + DL_LIBS="" + LDFLAGS="$LDFLAGS -Wl,-D,08000000" + CC_SEARCH_FLAGS='-L${LIB_RUNTIME_DIR}' + LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS} + SHARED_LIB_SUFFIX='${VERSION}\$\{DBGX\}.a' + ;; + IRIX-5.*) + SHLIB_CFLAGS="" + SHLIB_LD="ld -shared -rdata_shared" + SHLIB_LD_LIBS='${LIBS}' + SHLIB_SUFFIX=".so" + DL_OBJS="tclLoadDl.o" + DL_LIBS="" + CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}' + LD_SEARCH_FLAGS='-rpath ${LIB_RUNTIME_DIR}' + ;; + IRIX-6.*) + SHLIB_CFLAGS="" + SHLIB_LD="ld -n32 -shared -rdata_shared" + SHLIB_LD_LIBS='${LIBS}' + SHLIB_SUFFIX=".so" + DL_OBJS="tclLoadDl.o" + DL_LIBS="" + CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}' + LD_SEARCH_FLAGS='-rpath ${LIB_RUNTIME_DIR}' + if test "$GCC" = "yes" ; then + CFLAGS="$CFLAGS -mabi=n32" + LDFLAGS="$LDFLAGS -mabi=n32" + else + 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" + fi + ;; + IRIX64-6.*) + SHLIB_CFLAGS="" + SHLIB_LD="ld -n32 -shared -rdata_shared" + SHLIB_LD_LIBS='${LIBS}' + SHLIB_SUFFIX=".so" + DL_OBJS="tclLoadDl.o" + DL_LIBS="" + CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}' + LD_SEARCH_FLAGS='-rpath ${LIB_RUNTIME_DIR}' + + # Check to enable 64-bit flags for compiler/linker + + if test "$do64bit" = "yes" ; then + if test "$GCC" = "yes" ; then + AC_MSG_WARN([64bit mode not supported by gcc]) + else + do64bit_ok=yes + SHLIB_LD="ld -64 -shared -rdata_shared" + CFLAGS="$CFLAGS -64" + LDFLAGS="$LDFLAGS -64" + fi + fi + ;; + Linux*) + SHLIB_CFLAGS="-fPIC" + SHLIB_LD_LIBS='${LIBS}' + 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="${CFLAGS_OPTIMIZE} -D__NO_STRING_INLINES -D__NO_MATH_INLINES" + + if test "$have_dl" = yes; then + SHLIB_LD='${CC} -shared ${CFLAGS} ${LDFLAGS}' + DL_OBJS="tclLoadDl.o" + DL_LIBS="-ldl" + LDFLAGS="$LDFLAGS -Wl,--export-dynamic" + CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}' + LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS} + else + AC_CHECK_HEADER(dld.h, [ + SHLIB_LD="ld -shared" + DL_OBJS="tclLoadDld.o" + DL_LIBS="-ldld" + CC_SEARCH_FLAGS="" + LD_SEARCH_FLAGS=""]) + fi + if test "`uname -m`" = "alpha" ; then + CFLAGS="$CFLAGS -mieee" + fi + if test $do64bit = yes; then + AC_CACHE_CHECK([if compiler accepts -m64 flag], tcl_cv_cc_m64, [ + hold_cflags=$CFLAGS + CFLAGS="$CFLAGS -m64" + AC_TRY_LINK(,, tcl_cv_cc_m64=yes, tcl_cv_cc_m64=no) + CFLAGS=$hold_cflags]) + if test $tcl_cv_cc_m64 = yes; then + CFLAGS="$CFLAGS -m64" + do64bit_ok=yes + fi + fi + + # 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. + if test x"${LIBOBJS}" != x ; then + CFLAGS="$CFLAGS -fno-inline" + fi + + # XIM peeking works under XFree86. + AC_DEFINE(PEEK_XCLOSEIM) + + ;; + GNU*) + SHLIB_CFLAGS="-fPIC" + SHLIB_LD_LIBS='${LIBS}' + SHLIB_SUFFIX=".so" + + if test "$have_dl" = yes; then + SHLIB_LD="${CC} -shared" + DL_OBJS="" + DL_LIBS="-ldl" + LDFLAGS="$LDFLAGS -Wl,--export-dynamic" + CC_SEARCH_FLAGS="" + LD_SEARCH_FLAGS="" + else + AC_CHECK_HEADER(dld.h, [ + SHLIB_LD="ld -shared" + DL_OBJS="" + DL_LIBS="-ldld" + CC_SEARCH_FLAGS="" + LD_SEARCH_FLAGS=""]) + fi + if test "`uname -m`" = "alpha" ; then + CFLAGS="$CFLAGS -mieee" + fi + ;; + Lynx*) + SHLIB_CFLAGS="-fPIC" + SHLIB_LD_LIBS='${LIBS}' + SHLIB_SUFFIX=".so" + CFLAGS_OPTIMIZE=-02 + SHLIB_LD="${CC} -shared " + DL_OBJS="tclLoadDl.o" + DL_LIBS="-mshared -ldl" + LD_FLAGS="-Wl,--export-dynamic" + CC_SEARCH_FLAGS='-Wl,-rpath,${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="" + ;; + NetBSD-*|FreeBSD-[[1-2]].*) + # Not available on all versions: check for include file. + AC_CHECK_HEADER(dlfcn.h, [ + # NetBSD/SPARC needs -fPIC, -fpic will not do. + SHLIB_CFLAGS="-fPIC" + SHLIB_LD="ld -Bshareable -x" + SHLIB_LD_LIBS='${LIBS}' + SHLIB_SUFFIX=".so" + DL_OBJS="tclLoadDl.o" + DL_LIBS="" + CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}' + LD_SEARCH_FLAGS='-rpath ${LIB_RUNTIME_DIR}' + AC_CACHE_CHECK([for ELF], tcl_cv_ld_elf, [ + AC_EGREP_CPP(yes, [ +#ifdef __ELF__ + yes +#endif + ], tcl_cv_ld_elf=yes, tcl_cv_ld_elf=no)]) + if test $tcl_cv_ld_elf = yes; then + SHARED_LIB_SUFFIX='${TCL_TRIM_DOTS}\$\{DBGX\}.so' + else + SHARED_LIB_SUFFIX='${TCL_TRIM_DOTS}\$\{DBGX\}.so.1.0' + fi + ], [ + SHLIB_CFLAGS="" + SHLIB_LD="echo tclLdAout $CC \{$SHLIB_CFLAGS\} | `pwd`/tclsh -r" + SHLIB_LD_LIBS='${LIBS}' + SHLIB_SUFFIX=".a" + DL_OBJS="tclLoadAout.o" + DL_LIBS="" + CC_SEARCH_FLAGS='-L${LIB_RUNTIME_DIR}' + LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS} + SHARED_LIB_SUFFIX='${TCL_TRIM_DOTS}\$\{DBGX\}.a' + ]) + + # FreeBSD doesn't handle version numbers with dots. + + UNSHARED_LIB_SUFFIX='${TCL_TRIM_DOTS}\$\{DBGX\}.a' + TCL_LIB_VERSIONS_OK=nodots + ;; + OpenBSD-*) + case `arch -s` in + m88k|vax) + SHLIB_CFLAGS="" + SHLIB_LD="echo tclLdAout $CC \{$SHLIB_CFLAGS\} | `pwd`/tclsh -r" + SHLIB_LD_LIBS='${LIBS}' + SHLIB_SUFFIX=".a" + DL_OBJS="tclLoadAout.o" + DL_LIBS="" + LDFLAGS="" + CC_SEARCH_FLAGS='-L${LIB_RUNTIME_DIR}' + LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS} + SHARED_LIB_SUFFIX='${TCL_TRIM_DOTS}\$\{DBGX\}.a' + ;; + *) + # OpenBSD/SPARC[64] needs -fPIC, -fpic will not do. + case `machine` in + sparc|sparc64) + SHLIB_CFLAGS="-fPIC";; + *) + SHLIB_CFLAGS="-fpic";; + esac + SHLIB_LD="${CC} -shared ${SHLIB_CFLAGS}" + SHLIB_LD_LIBS='${LIBS}' + SHLIB_SUFFIX=".so" + DL_OBJS="tclLoadDl.o" + DL_LIBS="" + CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}' + LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS} + SHARED_LIB_SUFFIX='${TCL_TRIM_DOTS}\$\{DBGX\}.so.1.0' + AC_CACHE_CHECK([for ELF], tcl_cv_ld_elf, [ + AC_EGREP_CPP(yes, [ +#ifdef __ELF__ + yes +#endif + ], tcl_cv_ld_elf=yes, tcl_cv_ld_elf=no)]) + if test $tcl_cv_ld_elf = yes; then + LDFLAGS=-Wl,-export-dynamic + else + LDFLAGS="" + fi + ;; + esac + + # OpenBSD doesn't do version numbers with dots. + UNSHARED_LIB_SUFFIX='${TCL_TRIM_DOTS}\$\{DBGX\}.a' + TCL_LIB_VERSIONS_OK=nodots + ;; + FreeBSD-*) + # FreeBSD 3.* and greater have ELF. + SHLIB_CFLAGS="-fPIC" + SHLIB_LD="ld -Bshareable -x" + SHLIB_LD_LIBS='${LIBS}' + SHLIB_SUFFIX=".so" + DL_OBJS="tclLoadDl.o" + DL_LIBS="" + LDFLAGS="$LDFLAGS -export-dynamic" + CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}' + LD_SEARCH_FLAGS='-rpath ${LIB_RUNTIME_DIR}' + if test "${TCL_THREADS}" = "1" ; then + # The -pthread needs to go in the CFLAGS, not LIBS + LIBS=`echo $LIBS | sed s/-pthread//` + CFLAGS="$CFLAGS -pthread" + LDFLAGS="$LDFLAGS -pthread" + fi + case $system in + FreeBSD-3.*) + # FreeBSD-3 doesn't handle version numbers with dots. + UNSHARED_LIB_SUFFIX='${TCL_TRIM_DOTS}\$\{DBGX\}.a' + SHARED_LIB_SUFFIX='${TCL_TRIM_DOTS}\$\{DBGX\}.so' + TCL_LIB_VERSIONS_OK=nodots + ;; + esac + ;; + Darwin-*) + CFLAGS_OPTIMIZE="-Os" + SHLIB_CFLAGS="-fno-common" + # To avoid discrepancies between what headers configure sees during + # preprocessing tests and compiling tests, move any -isysroot and + # -mmacosx-version-min flags from CFLAGS to CPPFLAGS: + CPPFLAGS="${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}'`" + if test $do64bit = yes; then + case `arch` in + ppc) + AC_CACHE_CHECK([if compiler accepts -arch ppc64 flag], + tcl_cv_cc_arch_ppc64, [ + hold_cflags=$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]) + if test $tcl_cv_cc_arch_ppc64 = yes; then + CFLAGS="$CFLAGS -arch ppc64 -mpowerpc64 -mcpu=G5" + do64bit_ok=yes + fi;; + 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]) + if test $tcl_cv_cc_arch_x86_64 = yes; then + CFLAGS="$CFLAGS -arch x86_64" + do64bit_ok=yes + fi;; + *) + AC_MSG_WARN([Don't know how enable 64-bit on architecture `arch`]);; + esac + else + # Check for combined 32-bit and 64-bit fat build + echo "$CFLAGS " | grep -E -q -- '-arch (ppc64|x86_64) ' && \ + echo "$CFLAGS " | grep -E -q -- '-arch (ppc|i386) ' && \ + fat_32_64=yes + fi + 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]) + if test $tcl_cv_ld_single_module = yes; then + SHLIB_LD="${SHLIB_LD} -Wl,-single_module" + fi + SHLIB_LD_LIBS='${LIBS}' + SHLIB_SUFFIX=".dylib" + DL_OBJS="tclLoadDyld.o" + DL_LIBS="" + # Don't use -prebind when building for Mac OS X 10.4 or later only: + test "`echo "${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]) + if test $tcl_cv_ld_search_paths_first = yes; then + LDFLAGS="$LDFLAGS -Wl,-search_paths_first" + fi + CC_SEARCH_FLAGS="" + LD_SEARCH_FLAGS="" + LD_LIBRARY_PATH_VAR="DYLD_LIBRARY_PATH" + PLAT_OBJS=\$\(MAC\_OSX_OBJS\) + PLAT_SRCS=\$\(MAC\_OSX_SRCS\) + AC_MSG_CHECKING([whether to use CoreFoundation]) + AC_ARG_ENABLE(corefoundation, [ --enable-corefoundation use CoreFoundation API [--enable-corefoundation]], + [tcl_corefoundation=$enableval], [tcl_corefoundation=yes]) + AC_MSG_RESULT([$tcl_corefoundation]) + if test $tcl_corefoundation = yes; then + AC_CACHE_CHECK([for CoreFoundation.framework], tcl_cv_lib_corefoundation, [ + hold_libs=$LIBS + if test "$fat_32_64" = yes; then for v in CFLAGS CPPFLAGS LDFLAGS; do + # On Tiger there is no 64-bit CF, so remove 64-bit archs + # from CFLAGS et al. while testing for presence of CF. + # 64-bit CF is disabled in tclUnixPort.h if necessary. + eval 'hold_'$v'="$'$v'";'$v'="`echo "$'$v' "|sed -e "s/-arch ppc64 / /g" -e "s/-arch x86_64 / /g"`"' + done; fi + LIBS="$LIBS -framework CoreFoundation" + AC_TRY_LINK([#include <CoreFoundation/CoreFoundation.h>], + [CFBundleRef b = CFBundleGetMainBundle();], + tcl_cv_lib_corefoundation=yes, tcl_cv_lib_corefoundation=no) + if test "$fat_32_64" = yes; then for v in CFLAGS CPPFLAGS LDFLAGS; do + eval $v'="$hold_'$v'"' + done; fi; LIBS=$hold_libs]) + if test $tcl_cv_lib_corefoundation = yes; then + LIBS="$LIBS -framework CoreFoundation" + AC_DEFINE(HAVE_COREFOUNDATION) + else + tcl_corefoundation=no + fi + if test "$fat_32_64" = yes -a $tcl_corefoundation = yes; then + AC_CACHE_CHECK([for 64-bit CoreFoundation], tcl_cv_lib_corefoundation_64, [ + for v in CFLAGS CPPFLAGS LDFLAGS; do + eval 'hold_'$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]) + if test $tcl_cv_lib_corefoundation_64 = no; then + AC_DEFINE(NO_COREFOUNDATION_64) + fi + fi + fi + AC_DEFINE(MAC_OSX_TCL) + ;; + 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-*) + CFLAGS_OPTIMIZE="" # Optimizer is buggy + AC_DEFINE(_OE_SOCKETS) # needed in sys/socket.h + ;; + 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 $@:' + SHLIB_LD_LIBS="" + SHLIB_SUFFIX=".so" + DL_OBJS="tclLoadOSF.o" + DL_LIBS="" + CC_SEARCH_FLAGS="" + LD_SEARCH_FLAGS="" + ;; + OSF1-1.*) + # OSF/1 1.3 from OSF using ELF, and derivatives, including AD2 + SHLIB_CFLAGS="-fPIC" + if test "$SHARED_BUILD" = "1" ; then + SHLIB_LD="ld -shared" + else + SHLIB_LD="ld -non_shared" + fi + 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="" + if test "$SHARED_BUILD" = "1" ; then + SHLIB_LD='ld -shared -expect_unresolved "*"' + else + SHLIB_LD='ld -non_shared -expect_unresolved "*"' + fi + SHLIB_LD_LIBS="" + SHLIB_SUFFIX=".so" + DL_OBJS="tclLoadDl.o" + DL_LIBS="" + CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}' + LD_SEARCH_FLAGS='-rpath ${LIB_RUNTIME_DIR}' + if test "$GCC" = "yes" ; then + CFLAGS="$CFLAGS -mieee" + else + CFLAGS="$CFLAGS -DHAVE_TZSET -std1 -ieee" + fi + # see pthread_intro(3) for pthread support on osf1, k.furukawa + if test "${TCL_THREADS}" = "1" ; then + CFLAGS="$CFLAGS -DHAVE_PTHREAD_ATTR_SETSTACKSIZE" + CFLAGS="$CFLAGS -DTCL_THREAD_STACK_MIN=PTHREAD_STACK_MIN*64" + LIBS=`echo $LIBS | sed s/-lpthreads//` + if test "$GCC" = "yes" ; then + LIBS="$LIBS -lpthread -lmach -lexc" + else + CFLAGS="$CFLAGS -pthread" + LDFLAGS="$LDFLAGS -pthread" + fi + fi + + ;; + 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="" + ;; + RISCos-*) + SHLIB_CFLAGS="-G 0" + SHLIB_LD="echo tclLdAout $CC \{$SHLIB_CFLAGS\} | `pwd`/tclsh -r -G 0" + SHLIB_LD_LIBS='${LIBS}' + SHLIB_SUFFIX=".a" + DL_OBJS="tclLoadAout.o" + DL_LIBS="" + LDFLAGS="$LDFLAGS -Wl,-D,08000000" + CC_SEARCH_FLAGS='-L${LIB_RUNTIME_DIR}' + LD_SEARCH_FLAGS=${CC_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. + if test "$GCC" = "yes" ; then + SHLIB_CFLAGS="-fPIC -melf" + LDFLAGS="$LDFLAGS -melf -Wl,-Bexport" + else + SHLIB_CFLAGS="-Kpic -belf" + LDFLAGS="$LDFLAGS -belf -Wl,-Bexport" + fi + SHLIB_LD="ld -G" + SHLIB_LD_LIBS="" + SHLIB_SUFFIX=".so" + DL_OBJS="tclLoadDl.o" + DL_LIBS="" + CC_SEARCH_FLAGS="" + LD_SEARCH_FLAGS="" + ;; + SINIX*5.4*) + SHLIB_CFLAGS="-K PIC" + SHLIB_LD="cc -G" + SHLIB_LD_LIBS="" + SHLIB_SUFFIX=".so" + DL_OBJS="tclLoadDl.o" + DL_LIBS="-ldl" + CC_SEARCH_FLAGS="" + LD_SEARCH_FLAGS="" + ;; + SunOS-4*) + SHLIB_CFLAGS="-PIC" + SHLIB_LD="ld" + SHLIB_LD_LIBS="" + SHLIB_SUFFIX=".so" + DL_OBJS="tclLoadDl.o" + DL_LIBS="-ldl" + CC_SEARCH_FLAGS='-L${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}\$\{DBGX\}.so.1.0' + UNSHARED_LIB_SUFFIX='${TCL_TRIM_DOTS}\$\{DBGX\}.a' + TCL_LIB_VERSIONS_OK=nodots + ;; + SunOS-5.[[0-6]]) + # Careful to not let 5.10+ fall into this case + + # Note: If _REENTRANT isn't defined, then Solaris + # won't define thread-safe library routines. + + AC_DEFINE(_REENTRANT) + AC_DEFINE(_POSIX_PTHREAD_SEMANTICS) + + SHLIB_CFLAGS="-KPIC" + + # Note: need the LIBS below, otherwise Tk won't find Tcl's + # symbols when dynamically loaded into tclsh. + + SHLIB_LD_LIBS='${LIBS}' + SHLIB_SUFFIX=".so" + DL_OBJS="tclLoadDl.o" + DL_LIBS="-ldl" + if test "$GCC" = "yes" ; then + SHLIB_LD="$CC -shared" + CC_SEARCH_FLAGS='-Wl,-R,${LIB_RUNTIME_DIR}' + LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS} + else + SHLIB_LD="/usr/ccs/bin/ld -G -z text" + CC_SEARCH_FLAGS='-R ${LIB_RUNTIME_DIR}' + LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS} + fi + ;; + SunOS-5*) + # Note: If _REENTRANT isn't defined, then Solaris + # won't define thread-safe library routines. + + AC_DEFINE(_REENTRANT) + AC_DEFINE(_POSIX_PTHREAD_SEMANTICS) + + SHLIB_CFLAGS="-KPIC" + + # Check to enable 64-bit flags for compiler/linker + if test "$do64bit" = "yes" ; then + arch=`isainfo` + if test "$arch" = "sparcv9 sparc" ; then + if test "$GCC" = "yes" ; then + if test "`gcc -dumpversion | awk -F. '{print [$]1}'`" -lt "3" ; then + AC_MSG_WARN([64bit mode not supported with GCC < 3.2 on $system]) + else + do64bit_ok=yes + CFLAGS="$CFLAGS -m64 -mcpu=v9" + LDFLAGS="$LDFLAGS -m64 -mcpu=v9" + SHLIB_CFLAGS="-fPIC" + fi + else + do64bit_ok=yes + if test "$do64bitVIS" = "yes" ; then + CFLAGS="$CFLAGS -xarch=v9a" + LDFLAGS="$LDFLAGS -xarch=v9a" + else + CFLAGS="$CFLAGS -xarch=v9" + LDFLAGS="$LDFLAGS -xarch=v9" + fi + # Solaris 64 uses this as well + #LD_LIBRARY_PATH_VAR="LD_LIBRARY_PATH_64" + fi + elif test "$arch" = "amd64 i386" ; then + if test "$GCC" = "yes" ; then + AC_MSG_WARN([64bit mode not supported with GCC on $system]) + else + do64bit_ok=yes + CFLAGS="$CFLAGS -xarch=amd64" + LDFLAGS="$LDFLAGS -xarch=amd64" + fi + else + AC_MSG_WARN([64bit mode not supported for $arch]) + fi + fi + + # Note: need the LIBS below, otherwise Tk won't find Tcl's + # symbols when dynamically loaded into tclsh. + + SHLIB_LD_LIBS='${LIBS}' + SHLIB_SUFFIX=".so" + DL_OBJS="tclLoadDl.o" + DL_LIBS="-ldl" + if test "$GCC" = "yes" ; then + SHLIB_LD="$CC -shared" + CC_SEARCH_FLAGS='-Wl,-R,${LIB_RUNTIME_DIR}' + LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS} + if test "$do64bit_ok" = "yes" ; then + # We need to specify -static-libgcc or we need to + # add the path to the sparv9 libgcc. + SHLIB_LD="$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" + fi + else + case $system in + SunOS-5.[[1-9]][[0-9]]*) + SHLIB_LD='${CC} -G -z text';; + *) + SHLIB_LD="/usr/ccs/bin/ld -G -z text";; + esac + CC_SEARCH_FLAGS='-Wl,-R,${LIB_RUNTIME_DIR}' + LD_SEARCH_FLAGS='-R ${LIB_RUNTIME_DIR}' + fi + ;; + ULTRIX-4.*) + SHLIB_CFLAGS="-G 0" + SHLIB_SUFFIX=".a" + SHLIB_LD="echo tclLdAout $CC \{$SHLIB_CFLAGS\} | `pwd`/tclsh -r -G 0" + SHLIB_LD_LIBS='${LIBS}' + DL_OBJS="tclLoadAout.o" + DL_LIBS="" + LDFLAGS="$LDFLAGS -Wl,-D,08000000" + CC_SEARCH_FLAGS='-L${LIB_RUNTIME_DIR}' + LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS} + if test "$GCC" != "yes" ; then + CFLAGS="$CFLAGS -DHAVE_TZSET -std1" + fi + ;; + 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]) + if test $tcl_cv_ld_Bexport = yes; then + LDFLAGS="$LDFLAGS -Wl,-Bexport" + fi + CC_SEARCH_FLAGS="" + LD_SEARCH_FLAGS="" + ;; + esac + + if test "$do64bit" = "yes" -a "$do64bit_ok" = "no" ; then + AC_MSG_WARN([64bit support being disabled -- don't know magic for this platform]) + fi + +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. + SC_CONFIG_COMMANDS_PRE([CFLAGS="${CFLAGS} ${CPPFLAGS}"; CPPFLAGS=""]) + + # Step 4: If pseudo-static linking is in use (see K. B. Kenny, "Dynamic + # Loading for Tcl -- What Became of It?". Proc. 2nd Tcl/Tk Workshop, + # New Orleans, LA, Computerized Processes Unlimited, 1994), then we need + # to determine which of several header files defines the a.out file + # format (a.out.h, sys/exec.h, or sys/exec_aout.h). At present, we + # support only a file format that is more or less version-7-compatible. + # In particular, + # - a.out files must begin with `struct exec'. + # - the N_TXTOFF on the `struct exec' must compute the seek address + # of the text segment + # - The `struct exec' must contain a_magic, a_text, a_data, a_bss + # and a_entry fields. + # The following compilation should succeed if and only if either sys/exec.h + # or a.out.h is usable for the purpose. + # + # Note that the modified COFF format used on MIPS Ultrix 4.x is usable; the + # `struct exec' includes a second header that contains information that + # duplicates the v7 fields that are needed. + + if test "x$DL_OBJS" = "xtclLoadAout.o" ; then + AC_CACHE_CHECK([sys/exec.h], tcl_cv_sysexec_h, [ + AC_TRY_COMPILE([#include <sys/exec.h>],[ + struct exec foo; + unsigned long seek; + int flag; +#if defined(__mips) || defined(mips) + seek = N_TXTOFF (foo.ex_f, foo.ex_o); +#else + seek = N_TXTOFF (foo); +#endif + flag = (foo.a_magic == OMAGIC); + return foo.a_text + foo.a_data + foo.a_bss + foo.a_entry; + ], tcl_cv_sysexec_h=usable, tcl_cv_sysexec_h=unusable)]) + if test $tcl_cv_sysexec_h = usable; then + AC_DEFINE(USE_SYS_EXEC_H) + else + AC_CACHE_CHECK([a.out.h], tcl_cv_aout_h, [ + AC_TRY_COMPILE([#include <a.out.h>],[ + struct exec foo; + unsigned long seek; + int flag; +#if defined(__mips) || defined(mips) + seek = N_TXTOFF (foo.ex_f, foo.ex_o); +#else + seek = N_TXTOFF (foo); +#endif + flag = (foo.a_magic == OMAGIC); + return foo.a_text + foo.a_data + foo.a_bss + foo.a_entry; + ], tcl_cv_aout_h=usable, tcl_cv_aout_h=unusable)]) + if test $tcl_cv_aout_h = usable; then + AC_DEFINE(USE_A_OUT_H) + else + AC_CACHE_CHECK([sys/exec_aout.h], tcl_cv_sysexecaout_h, [ + AC_TRY_COMPILE([#include <sys/exec_aout.h>],[ + struct exec foo; + unsigned long seek; + int flag; +#if defined(__mips) || defined(mips) + seek = N_TXTOFF (foo.ex_f, foo.ex_o); +#else + seek = N_TXTOFF (foo); +#endif + flag = (foo.a_midmag == OMAGIC); + return foo.a_text + foo.a_data + foo.a_bss + foo.a_entry; + ], tcl_cv_sysexecaout_h=usable, tcl_cv_sysexecaout_h=unusable)]) + if test $tcl_cv_sysexecaout_h = usable; then + AC_DEFINE(USE_SYS_EXEC_AOUT_H) + else + DL_OBJS="" + fi + fi + fi + fi + + # Step 5: disable dynamic loading if requested via a command-line switch. + + AC_ARG_ENABLE(load, [ --disable-load disallow dynamic loading and "load" command], + [tcl_ok=$enableval], [tcl_ok=yes]) + if test "$tcl_ok" = "no"; then + DL_OBJS="" + fi + + if test "x$DL_OBJS" != "x" ; then + BUILD_DLTEST="\$(DLTEST_TARGETS)" + else + echo "Can't figure out how to do dynamic loading or shared libraries" + echo "on this system." + SHLIB_CFLAGS="" + SHLIB_LD="" + SHLIB_SUFFIX="" + DL_OBJS="tclLoadNone.o" + DL_LIBS="" + LDFLAGS="$LDFLAGS_ORIG" + CC_SEARCH_FLAGS="" + LD_SEARCH_FLAGS="" + BUILD_DLTEST="" + fi + + # If we're running gcc, then change the C flags for compiling shared + # libraries to the right flags for gcc, instead of those for the + # standard manufacturer compiler. + + if test "$DL_OBJS" != "tclLoadNone.o" ; then + if test "$GCC" = "yes" ; then + case $system in + AIX-*) + ;; + BSD/OS*) + ;; + IRIX*) + ;; + NetBSD-*|FreeBSD-*|OpenBSD-*) + ;; + Darwin-*) + ;; + RISCos-*) + ;; + SCO_SV-3.2*) + ;; + ULTRIX-4.*) + ;; + *) + SHLIB_CFLAGS="-fPIC" + ;; + esac + fi + fi + + if test "$SHARED_LIB_SUFFIX" = "" ; then + SHARED_LIB_SUFFIX='${VERSION}\$\{DBGX\}${SHLIB_SUFFIX}' + fi + if test "$UNSHARED_LIB_SUFFIX" = "" ; then + UNSHARED_LIB_SUFFIX='${VERSION}\$\{DBGX\}.a' + fi + + if test "${SHARED_BUILD}" = "1" && test "${SHLIB_SUFFIX}" != "" ; then + LIB_SUFFIX=${SHARED_LIB_SUFFIX} + MAKE_LIB='${SHLIB_LD} -o [$]@ ${OBJS} ${SHLIB_LD_LIBS} ${TCL_SHLIB_LD_EXTRAS} ${TK_SHLIB_LD_EXTRAS} ${LD_SEARCH_FLAGS}' + INSTALL_LIB='$(INSTALL_LIBRARY) $(LIB_FILE) $(LIB_INSTALL_DIR)/$(LIB_FILE)' + else + LIB_SUFFIX=${UNSHARED_LIB_SUFFIX} + + if test "$RANLIB" = "" ; then + MAKE_LIB='$(STLIB_LD) [$]@ ${OBJS}' + INSTALL_LIB='$(INSTALL_LIBRARY) $(LIB_FILE) $(LIB_INSTALL_DIR)/$(LIB_FILE)' + else + MAKE_LIB='${STLIB_LD} [$]@ ${OBJS} ; ${RANLIB} [$]@' + INSTALL_LIB='$(INSTALL_LIBRARY) $(LIB_FILE) $(LIB_INSTALL_DIR)/$(LIB_FILE) ; (cd $(LIB_INSTALL_DIR) ; $(RANLIB) $(LIB_FILE))' + fi + +dnl Not at all clear what this was doing in Tcl's configure.in +dnl or why it was needed was needed. In any event, this sort of +dnl things needs to be done in the big loop above. +dnl REMOVE THIS BLOCK LATER! (mdejong) +dnl case $system in +dnl BSD/OS*) +dnl ;; +dnl AIX-[[1-4]].*) +dnl ;; +dnl *) +dnl SHLIB_LD_LIBS="" +dnl ;; +dnl esac + fi + + + # Stub lib does not depend on shared/static configuration + if test "$RANLIB" = "" ; then + MAKE_STUB_LIB='${STLIB_LD} [$]@ ${STUB_LIB_OBJS}' + INSTALL_STUB_LIB='$(INSTALL_LIBRARY) $(STUB_LIB_FILE) $(LIB_INSTALL_DIR)/$(STUB_LIB_FILE)' + else + MAKE_STUB_LIB='${STLIB_LD} [$]@ ${STUB_LIB_OBJS} ; ${RANLIB} [$]@' + INSTALL_STUB_LIB='$(INSTALL_LIBRARY) $(STUB_LIB_FILE) $(LIB_INSTALL_DIR)/$(STUB_LIB_FILE) ; (cd $(LIB_INSTALL_DIR) ; $(RANLIB) $(STUB_LIB_FILE))' + fi + + + AC_SUBST(DL_LIBS) + + AC_SUBST(DL_OBJS) + AC_SUBST(PLAT_OBJS) + AC_SUBST(PLAT_SRCS) + 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_SUBST(MAKE_LIB) + AC_SUBST(MAKE_STUB_LIB) + AC_SUBST(INSTALL_LIB) + AC_SUBST(INSTALL_STUB_LIB) + AC_SUBST(RANLIB) +]) + +#-------------------------------------------------------------------- +# SC_SERIAL_PORT +# +# Determine which interface to use to talk to the serial port. +# Note that #include lines must begin in leftmost column for +# some compilers to recognize them as preprocessor directives, +# and some build environments have stdin not pointing at a +# pseudo-terminal (usually /dev/null instead.) +# +# Arguments: +# none +# +# Results: +# +# Defines only one of the following vars: +# HAVE_SYS_MODEM_H +# USE_TERMIOS +# USE_TERMIO +# USE_SGTTY +# +#-------------------------------------------------------------------- + +AC_DEFUN([SC_SERIAL_PORT], [ + AC_CHECK_HEADERS(sys/modem.h) + AC_CACHE_CHECK([termios vs. termio vs. sgtty], tcl_cv_api_serial, [ + AC_TRY_RUN([ +#include <termios.h> + +int main() { + struct termios t; + if (tcgetattr(0, &t) == 0) { + cfsetospeed(&t, 0); + t.c_cflag |= PARENB | PARODD | CSIZE | CSTOPB; + return 0; + } + return 1; +}], tcl_cv_api_serial=termios, tcl_cv_api_serial=no, tcl_cv_api_serial=no) + if test $tcl_cv_api_serial = no ; then + AC_TRY_RUN([ +#include <termio.h> + +int main() { + struct termio t; + if (ioctl(0, TCGETA, &t) == 0) { + t.c_cflag |= CBAUD | PARENB | PARODD | CSIZE | CSTOPB; + return 0; + } + return 1; +}], tcl_cv_api_serial=termio, tcl_cv_api_serial=no, tcl_cv_api_serial=no) + fi + if test $tcl_cv_api_serial = no ; then + AC_TRY_RUN([ +#include <sgtty.h> + +int main() { + struct sgttyb t; + if (ioctl(0, TIOCGETP, &t) == 0) { + t.sg_ospeed = 0; + t.sg_flags |= ODDP | EVENP | RAW; + return 0; + } + return 1; +}], tcl_cv_api_serial=sgtty, tcl_cv_api_serial=no, tcl_cv_api_serial=no) + fi + if test $tcl_cv_api_serial = no ; then + AC_TRY_RUN([ +#include <termios.h> +#include <errno.h> + +int main() { + struct termios t; + if (tcgetattr(0, &t) == 0 + || errno == ENOTTY || errno == ENXIO || errno == EINVAL) { + cfsetospeed(&t, 0); + t.c_cflag |= PARENB | PARODD | CSIZE | CSTOPB; + return 0; + } + return 1; +}], tcl_cv_api_serial=termios, tcl_cv_api_serial=no, tcl_cv_api_serial=no) + fi + if test $tcl_cv_api_serial = no; then + AC_TRY_RUN([ +#include <termio.h> +#include <errno.h> + +int main() { + struct termio t; + if (ioctl(0, TCGETA, &t) == 0 + || errno == ENOTTY || errno == ENXIO || errno == EINVAL) { + t.c_cflag |= CBAUD | PARENB | PARODD | CSIZE | CSTOPB; + return 0; + } + return 1; + }], tcl_cv_api_serial=termio, tcl_cv_api_serial=no, tcl_cv_api_serial=no) + fi + if test $tcl_cv_api_serial = no; then + AC_TRY_RUN([ +#include <sgtty.h> +#include <errno.h> + +int main() { + struct sgttyb t; + if (ioctl(0, TIOCGETP, &t) == 0 + || errno == ENOTTY || errno == ENXIO || errno == EINVAL) { + t.sg_ospeed = 0; + t.sg_flags |= ODDP | EVENP | RAW; + return 0; + } + return 1; +}], tcl_cv_api_serial=sgtty, tcl_cv_api_serial=none, tcl_cv_api_serial=none) + fi]) + case $tcl_cv_api_serial in + termios) AC_DEFINE(USE_TERMIOS);; + termio) AC_DEFINE(USE_TERMIO);; + sgtty) AC_DEFINE(USE_SGTTY);; + esac +]) + +#-------------------------------------------------------------------- +# 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_ERRNO_H +# NO_VALUES_H +# HAVE_LIMITS_H or NO_LIMITS_H +# NO_STDLIB_H +# NO_STRING_H +# NO_SYS_WAIT_H +# NO_DLFCN_H +# HAVE_UNISTD_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) + fi + + AC_CHECK_HEADER(errno.h, , [AC_DEFINE(NO_ERRNO_H)]) + AC_CHECK_HEADER(float.h, , [AC_DEFINE(NO_FLOAT_H)]) + AC_CHECK_HEADER(values.h, , [AC_DEFINE(NO_VALUES_H)]) + AC_CHECK_HEADER(limits.h, + [AC_DEFINE(HAVE_LIMITS_H)], [AC_DEFINE(NO_LIMITS_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) + 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 $tcl_ok = 0; then + AC_DEFINE(NO_STRING_H) + fi + + AC_CHECK_HEADER(sys/wait.h, , [AC_DEFINE(NO_SYS_WAIT_H)]) + AC_CHECK_HEADER(dlfcn.h, , [AC_DEFINE(NO_DLFCN_H)]) + + # OS/390 lacks sys/param.h (and doesn't need it, by chance). + AC_HAVE_HEADERS(unistd.h sys/param.h) +]) + +#-------------------------------------------------------------------- +# SC_PATH_X +# +# Locate the X11 header files and the X11 library archive. Try +# the ac_path_x macro first, but if it doesn't find the X stuff +# (e.g. because there's no xmkmf program) then check through +# a list of possible directories. Under some conditions the +# autoconf macro will return an include directory that contains +# no include files, so double-check its result just to be safe. +# +# Arguments: +# none +# +# Results: +# +# Sets the the following vars: +# XINCLUDES +# XLIBSW +# +#-------------------------------------------------------------------- + +AC_DEFUN([SC_PATH_X], [ + AC_PATH_X + not_really_there="" + if test "$no_x" = ""; then + if test "$x_includes" = ""; then + AC_TRY_CPP([#include <X11/XIntrinsic.h>], , not_really_there="yes") + else + if test ! -r $x_includes/X11/Intrinsic.h; then + not_really_there="yes" + fi + fi + fi + if test "$no_x" = "yes" -o "$not_really_there" = "yes"; then + AC_MSG_CHECKING([for X11 header files]) + found_xincludes="no" + AC_TRY_CPP([#include <X11/Intrinsic.h>], found_xincludes="yes", found_xincludes="no") + if test "$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 $i/X11/Intrinsic.h; then + AC_MSG_RESULT([$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 $i/libX11.sl; then + AC_MSG_RESULT([$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 + # There used to be code here to use FIONBIO under AIX. However, it + # was reported that FIONBIO doesn't work under AIX 3.2.5. Since + # using O_NONBLOCK seems fine under AIX 4.*, I removed the FIONBIO + # code (JO, 5/31/97). + + OSF*) + AC_DEFINE(USE_FIONBIO) + AC_MSG_RESULT([FIONBIO]) + ;; + SunOS-4*) + AC_DEFINE(USE_FIONBIO) + AC_MSG_RESULT([FIONBIO]) + ;; + ULTRIX-4.*) + AC_DEFINE(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_STRUCT_TIMEZONE + + AC_CHECK_FUNCS(gmtime_r localtime_r) + + 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) + 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) + 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) + 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 $tcl_cv_timezone_time = yes ; then + AC_DEFINE(HAVE_TIMEZONE_VAR) + fi + fi +]) + +#-------------------------------------------------------------------- +# SC_BUGGY_STRTOD +# +# Under Solaris 2.4, strtod returns the wrong value for the +# terminating character under some conditions. Check for this +# and if the problem exists use a substitute procedure +# "fixstrtod" (provided by Tcl) that corrects the error. +# Also, on Compaq's Tru64 Unix 5.0, +# strtod(" ") returns 0.0 instead of a failure to convert. +# +# Arguments: +# none +# +# Results: +# +# Might defines some of the following vars: +# strtod (=fixstrtod) +# +#-------------------------------------------------------------------- + +AC_DEFUN([SC_BUGGY_STRTOD], [ + AC_CHECK_FUNC(strtod, tcl_strtod=1, tcl_strtod=0) + if test "$tcl_strtod" = 1; then + AC_CACHE_CHECK([for Solaris2.4/Tru64 strtod bugs], tcl_cv_strtod_buggy,[ + AC_TRY_RUN([ + extern double strtod(); + int main() { + char *infString="Inf", *nanString="NaN", *spaceString=" "; + char *term; + double value; + value = strtod(infString, &term); + if ((term != infString) && (term[-1] == 0)) { + exit(1); + } + value = strtod(nanString, &term); + if ((term != nanString) && (term[-1] == 0)) { + exit(1); + } + value = strtod(spaceString, &term); + if (term == (spaceString+1)) { + exit(1); + } + exit(0); + }], tcl_cv_strtod_buggy=ok, tcl_cv_strtod_buggy=buggy, + tcl_cv_strtod_buggy=buggy)]) + if test "$tcl_cv_strtod_buggy" = buggy; then + LIBOBJS="$LIBOBJS fixstrtod.o" + AC_DEFINE(strtod, fixstrtod) + 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: +# Requires the following vars to be set in the Makefile: +# DL_LIBS +# LIBS +# MATH_LIBS +# +# Results: +# +# Subst's the following var: +# TCL_LIBS +# MATH_LIBS +# +# Might append to the following vars: +# 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. + # Also, Linux requires the "ieee" library for math to work + # right (and it must appear before "-lm"). + #-------------------------------------------------------------------- + + AC_CHECK_FUNC(sin, MATH_LIBS="", MATH_LIBS="-lm") + AC_CHECK_LIB(ieee, main, [MATH_LIBS="-lieee $MATH_LIBS"]) + + #-------------------------------------------------------------------- + # Interactive UNIX requires -linet instead of -lsocket, plus it + # needs net/errno.h to define the socket-related error codes. + #-------------------------------------------------------------------- + + AC_CHECK_LIB(inet, main, [LIBS="$LIBS -linet"]) + AC_CHECK_HEADER(net/errno.h, [AC_DEFINE(HAVE_NET_ERRNO_H)]) + + #-------------------------------------------------------------------- + # 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="$LIBS -lnsl"])]) + + # Don't perform the eval of the libraries here because DL_LIBS + # won't be set until we call SC_CONFIG_CFLAGS + + TCL_LIBS='${DL_LIBS} ${LIBS} ${MATH_LIBS}' + AC_SUBST(TCL_LIBS) + AC_SUBST(MATH_LIBS) +]) + +#-------------------------------------------------------------------- +# 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($1) + tcl_flags="$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([${tcl_flags}]) + fi +]) + +#-------------------------------------------------------------------- +# SC_TCL_64BIT_FLAGS +# +# Check for what is defined in the way of 64-bit features. +# +# Arguments: +# None +# +# Results: +# +# Might define the following vars: +# TCL_WIDE_INT_IS_LONG +# TCL_WIDE_INT_TYPE +# HAVE_STRUCT_DIRENT64 +# HAVE_STRUCT_STAT64 +# HAVE_TYPE_OFF64_T +# +#-------------------------------------------------------------------- + +AC_DEFUN([SC_TCL_64BIT_FLAGS], [ + AC_MSG_CHECKING([for 64-bit integer type]) + AC_CACHE_VAL(tcl_cv_type_64bit,[ + tcl_cv_type_64bit=none + # See if the compiler knows natively about __int64 + AC_TRY_COMPILE(,[__int64 value = (__int64) 0;], + tcl_type_64bit=__int64, tcl_type_64bit="long long") + # See if we should use long anyway Note that we substitute in the + # type that is our current guess for a 64-bit type inside this check + # program, so it should be modified only carefully... + AC_TRY_COMPILE(,[switch (0) { + case 1: case (sizeof(]${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) + AC_MSG_RESULT([using long]) + else + AC_DEFINE_UNQUOTED(TCL_WIDE_INT_TYPE,${tcl_cv_type_64bit}) + AC_MSG_RESULT([${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 <sys/dirent.h>],[struct dirent64 p;], + tcl_cv_struct_dirent64=yes,tcl_cv_struct_dirent64=no)]) + if test "x${tcl_cv_struct_dirent64}" = "xyes" ; then + AC_DEFINE(HAVE_STRUCT_DIRENT64) + fi + + AC_CACHE_CHECK([for struct stat64], tcl_cv_struct_stat64,[ + AC_TRY_COMPILE([#include <sys/stat.h>],[struct stat64 p; +], + tcl_cv_struct_stat64=yes,tcl_cv_struct_stat64=no)]) + if test "x${tcl_cv_struct_stat64}" = "xyes" ; then + AC_DEFINE(HAVE_STRUCT_STAT64) + 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${ac_cv_func_open64}" = "xyes" ; then + AC_DEFINE(HAVE_TYPE_OFF64_T) + AC_MSG_RESULT([yes]) + else + AC_MSG_RESULT([no]) + fi + fi +]) + +#-------------------------------------------------------------------- +# SC_TCL_GETHOSTBYADDR_R +# +# Check if we have MT-safe variant of gethostbyaddr(). +# +# Arguments: +# None +# +# Results: +# +# Might define the following vars: +# HAVE_GETHOSTBYADDR_R +# HAVE_GETHOSTBYADDR_R_7 +# HAVE_GETHOSTBYADDR_R_8 +# +#-------------------------------------------------------------------- + +AC_DEFUN([SC_TCL_GETHOSTBYADDR_R], [AC_CHECK_FUNC(gethostbyaddr_r, [ + AC_CACHE_CHECK([for gethostbyaddr_r with 7 args], tcl_cv_api_gethostbyaddr_r_7, [ + AC_TRY_COMPILE([ + #include <netdb.h> + ], [ + char *addr; + int length; + int type; + struct hostent *result; + char buffer[2048]; + int buflen = 2048; + int h_errnop; + + (void) gethostbyaddr_r(addr, length, type, result, buffer, buflen, + &h_errnop); + ], tcl_cv_api_gethostbyaddr_r_7=yes, tcl_cv_api_gethostbyaddr_r_7=no)]) + tcl_ok=$tcl_cv_api_gethostbyaddr_r_7 + if test "$tcl_ok" = yes; then + AC_DEFINE(HAVE_GETHOSTBYADDR_R_7) + else + AC_CACHE_CHECK([for gethostbyaddr_r with 8 args], tcl_cv_api_gethostbyaddr_r_8, [ + AC_TRY_COMPILE([ + #include <netdb.h> + ], [ + char *addr; + int length; + int type; + struct hostent *result, *resultp; + char buffer[2048]; + int buflen = 2048; + int h_errnop; + + (void) gethostbyaddr_r(addr, length, type, result, buffer, buflen, + &resultp, &h_errnop); + ], tcl_cv_api_gethostbyaddr_r_8=yes, tcl_cv_api_gethostbyaddr_r_8=no)]) + tcl_ok=$tcl_cv_api_gethostbyaddr_r_8 + if test "$tcl_ok" = yes; then + AC_DEFINE(HAVE_GETHOSTBYADDR_R_8) + fi + fi + if test "$tcl_ok" = yes; then + AC_DEFINE(HAVE_GETHOSTBYADDR_R) + 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) + 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) + 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) + fi + fi + fi + if test "$tcl_ok" = yes; then + AC_DEFINE(HAVE_GETHOSTBYNAME_R) + fi +])]) + +#-------------------------------------------------------------------- +# SC_TCL_GETPWUID_R +# +# Check if we have MT-safe variant of getpwuid() and if yes, +# which one exactly. +# +# Arguments: +# None +# +# Results: +# +# Might define the following vars: +# HAVE_GETPWUID_R +# HAVE_GETPWUID_R_4 +# HAVE_GETPWUID_R_5 +# +#-------------------------------------------------------------------- + +AC_DEFUN([SC_TCL_GETPWUID_R], [AC_CHECK_FUNC(getpwuid_r, [ + AC_CACHE_CHECK([for getpwuid_r with 5 args], tcl_cv_api_getpwuid_r_5, [ + AC_TRY_COMPILE([ + #include <sys/types.h> + #include <pwd.h> + ], [ + uid_t uid; + struct passwd pw, *pwp; + char buf[512]; + int buflen = 512; + + (void) getpwuid_r(uid, &pw, buf, buflen, &pwp); + ], tcl_cv_api_getpwuid_r_5=yes, tcl_cv_api_getpwuid_r_5=no)]) + tcl_ok=$tcl_cv_api_getpwuid_r_5 + if test "$tcl_ok" = yes; then + AC_DEFINE(HAVE_GETPWUID_R_5) + else + AC_CACHE_CHECK([for getpwuid_r with 4 args], tcl_cv_api_getpwuid_r_4, [ + AC_TRY_COMPILE([ + #include <sys/types.h> + #include <pwd.h> + ], [ + uid_t uid; + struct passwd pw; + char buf[512]; + int buflen = 512; + + (void)getpwnam_r(uid, &pw, buf, buflen); + ], tcl_cv_api_getpwuid_r_4=yes, tcl_cv_api_getpwuid_r_4=no)]) + tcl_ok=$tcl_cv_api_getpwuid_r_4 + if test "$tcl_ok" = yes; then + AC_DEFINE(HAVE_GETPWUID_R_4) + fi + fi + if test "$tcl_ok" = yes; then + AC_DEFINE(HAVE_GETPWUID_R) + 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) + 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) + fi + fi + if test "$tcl_ok" = yes; then + AC_DEFINE(HAVE_GETPWNAM_R) + fi +])]) + +#-------------------------------------------------------------------- +# SC_TCL_GETGRGID_R +# +# Check if we have MT-safe variant of getgrgid() and if yes, +# which one exactly. +# +# Arguments: +# None +# +# Results: +# +# Might define the following vars: +# HAVE_GETGRGID_R +# HAVE_GETGRGID_R_4 +# HAVE_GETGRGID_R_5 +# +#-------------------------------------------------------------------- + +AC_DEFUN([SC_TCL_GETGRGID_R], [AC_CHECK_FUNC(getgrgid_r, [ + AC_CACHE_CHECK([for getgrgid_r with 5 args], tcl_cv_api_getgrgid_r_5, [ + AC_TRY_COMPILE([ + #include <sys/types.h> + #include <grp.h> + ], [ + gid_t gid; + struct group gr, *grp; + char buf[512]; + int buflen = 512; + + (void) getgrgid_r(gid, &gr, buf, buflen, &grp); + ], tcl_cv_api_getgrgid_r_5=yes, tcl_cv_api_getgrgid_r_5=no)]) + tcl_ok=$tcl_cv_api_getgrgid_r_5 + if test "$tcl_ok" = yes; then + AC_DEFINE(HAVE_GETGRGID_R_5) + else + AC_CACHE_CHECK([for getgrgid_r with 4 args], tcl_cv_api_getgrgid_r_4, [ + AC_TRY_COMPILE([ + #include <sys/types.h> + #include <grp.h> + ], [ + gid_t gid; + struct group gr; + char buf[512]; + int buflen = 512; + + (void)getgrgid_r(gid, &gr, buf, buflen); + ], tcl_cv_api_getgrgid_r_4=yes, tcl_cv_api_getgrgid_r_4=no)]) + tcl_ok=$tcl_cv_api_getgrgid_r_4 + if test "$tcl_ok" = yes; then + AC_DEFINE(HAVE_GETGRGID_R_4) + fi + fi + if test "$tcl_ok" = yes; then + AC_DEFINE(HAVE_GETGRGID_R) + 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) + 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) + fi + fi + if test "$tcl_ok" = yes; then + AC_DEFINE(HAVE_GETGRNAM_R) + fi +])]) + +#-------------------------------------------------------------------- +# SC_CONFIG_COMMANDS_PRE(CMDS) +# +# Replacement for autoconf 2.5x AC_COMMANDS_PRE: +# Commands to run right before config.status is +# created. Accumulates. +# +# Requires presence of SC_OUTPUT_COMMANDS_PRE at the end +# of configure.in (right before AC_OUTPUT). +# +#-------------------------------------------------------------------- + +AC_DEFUN([SC_CONFIG_COMMANDS_PRE], [ + define([SC_OUTPUT_COMMANDS_PRE], defn([SC_OUTPUT_COMMANDS_PRE])[$1 +])]) +AC_DEFUN([SC_OUTPUT_COMMANDS_PRE]) + |