dnl This file is an input file used by the GNU "autoconf" program to dnl generate the file "configure", which is run during installation dnl to configure the system for the local environment. AC_INIT(src/itcl_core.c) AC_PROG_INSTALL AC_PROG_RANLIB AC_PROG_CPP CC=${CC-cc} AC_SUBST(CC) #-------------------------------------------------------------------- # Check for various typedefs and provide substitutes if # they don't exist. #-------------------------------------------------------------------- AC_MODE_T AC_PID_T AC_SIZE_T AC_UID_T #-------------------------------------------------------------------- # Locate the X11 header files and the X11 library archive. Try # the ac_find_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. #-------------------------------------------------------------------- AC_PROGRAM_CHECK(tk_ok, xmkmf, 1, 0) if test $tk_ok = 1; then AC_FIND_X fi if test "$x_includes" = /usr/include; then XINCLUDES="# no special path needed" elif test "$x_includes" != ""; then XINCLUDES=" -I$x_includes" else echo checking for X11 header files XINCLUDES="# no special path needed" AC_TEST_CPP([#include ], , XINCLUDES="nope") if test "$XINCLUDES" = nope; then dirs=${XINCLUDE_DIR-"/usr/unsupported/include /usr/local/include /usr/X386/include /usr/include/X11R4 /usr/X11R5/include /usr/include/X11R5 /usr/openwin/include /usr/X11/include"} for i in $dirs ; do if test -r $i/X11/Intrinsic.h; then XINCLUDES=" -I$i" fi done fi fi if test "$XINCLUDES" = nope; then echo "Warning: couldn't find any X11 include files." XINCLUDES="# no include files found" fi AC_SUBST(XINCLUDES) if test "$x_libraries" = /usr/lib; then XLIBSW=-lX11 elif test "$x_libraries" != ""; then XLIBSW="-L$x_libraries -lX11" else echo "checking for X11 library archive" AC_HAVE_LIBRARY(X11, XLIBSW="-lX11", XLIBSW=nope) if test "$XLIBSW" = nope; then dirs=${XLIBRARY_DIR-"/usr/unsupported/lib /usr/local/lib /usr/X386/lib /usr/lib/X11R4 /usr/X11R5/lib /usr/lib/X11R5 /usr/openwin/lib /usr/X11/lib"} for i in $dirs ; do if test -r $i/libX11.a; then XLIBSW="-L$i -lX11" fi done fi fi if test "$XLIBSW" = nope ; then AC_HAVE_LIBRARY(Xwindow, XLIBSW=-lXwindow) fi if test "$XLIBSW" = nope ; then echo "Warning: couldn't find the X11 library archive. Using -lX11." XLIBSW=-lX11 fi AC_SUBST(XLIBSW) #-------------------------------------------------------------------- # Check for the existence of various libraries. The order here # is important, so that then end up in the right order in the # command line generated by Make. #-------------------------------------------------------------------- AC_HAVE_LIBRARY(m, [LIBS="$LIBS -lm"]) #-------------------------------------------------------------------- # Make some guesses where the Tcl/Tk include files and libraries are. #-------------------------------------------------------------------- PWD=`pwd` AC_HEADER_CHECK(tcl.h,, [ if test -f $PWD/../../../tcl/tcl-7.0/tclInt.h ; then TCL_INCDIR=$PWD/../../../tcl/tcl-7.0 elif test -f $PWD/../tcl7.0/tclInt.h ; then TCL_INCDIR=$PWD/../tcl7.0 elif test -f $PWD/../tcl7.0b3/tclInt.h ; then TCL_INCDIR=$PWD/../tcl7.0b3 elif test -f $x_includes/tk/tclInt.h ; then TCL_INCDIR=$x_includes/tk elif test -f /usr/local/include/tclInt.h ; then TCL_INCDIR=/usr/local/include else echo "What directory contains Tcl source code (absolute path) ?" read TCL_INCDIR fi echo "setting TCL_INCDIR as $TCL_INCDIR" AC_SUBST(TCL_INCDIR) ]) TCL_LIBDIR=unknown if test -f $PWD/../../../tcl/tcl7.0/libtcl.a ; then TCL_LIBDIR=$PWD/../../../tcl/tcl7.0 elif test -f $PWD/../tcl7.0/libtcl.a ; then TCL_LIBDIR=$PWD/../tcl7.0 elif test -f $PWD/../tcl7.0b3/libtcl.a ; then TCL_LIBDIR=$PWD/../tcl7.0b3 elif test -f $x_libraries/libtcl.a ; then TCL_LIBDIR=$x_libraries elif test -f /usr/local/lib/libtcl.a ; then TCL_LIBDIR=/usr/local/lib else echo "What directory contains libtcl.a ?" read TCL_LIBDIR fi echo "setting TCL_LIBDIR as $TCL_LIBDIR" AC_SUBST(TCL_LIBDIR) AC_HEADER_CHECK(tk.h,, [ if test -f $PWD/../../../tk/tk-3.3/tk.h ; then TK_INCDIR=$PWD/../../../tk/tk-3.3 elif test -f $PWD/../tk3.3/tk.h ; then TK_INCDIR=$PWD/../tk3.3 elif test -f $PWD/../tk3.3b3/tk.h ; then TK_INCDIR=$PWD/../tk3.3b3 elif test -f $x_includes/tk/tk.h ; then TK_INCDIR=$x_includes/tk elif test -f /usr/local/include/tk.h ; then TK_INCDIR=/usr/local/include else echo "What directory contains tk.h (absolute path) ?" read TK_INCDIR fi echo "setting TK_INCDIR as $TK_INCDIR" AC_SUBST(TK_INCDIR) ]) TK_LIBDIR=unknown if test -f $PWD/../../../tk/tk3.3/libtk.a ; then TK_LIBDIR=$PWD/../../../tk/tk3.3 elif test -f $PWD/../tk3.3/libtk.a ; then TK_LIBDIR=$PWD/../tk3.3 elif test -f $PWD/../tk3.3b3/libtk.a ; then TK_LIBDIR=$PWD/../tk3.3b3 elif test -f $x_libraries/libtk.a ; then TK_LIBDIR=$x_libraries elif test -f /usr/local/lib/libtk.a ; then TK_LIBDIR=/usr/local/lib else echo "What directory contains libtk.a ?" read TK_LIBDIR fi echo "setting TK_LIBDIR as $TK_LIBDIR" AC_SUBST(TK_LIBDIR) #-------------------------------------------------------------------- # Check to see if compiler will handle "-pic" for shared libraries #-------------------------------------------------------------------- CFLAGS_save=$CFLAGS CFLAGS="$CFLAGS -pic" AC_COMPILE_CHECK("shared library support", , [ int i; double d; for (i=0; i<10; i++) d=2*i; ], can_do_shared_libs=1, can_do_shared_libs=0) CFLAGS=$CFLAGS_save if eval "ld -assert pure-text >/dev/null 2>&1"; then can_do_shared_libs=$can_do_shared_libs else can_do_shared_libs=0 fi if test $can_do_shared_libs = 1; then SHARED='libitcl.so.$(VERSION)' else SHARED='' echo "== DON'T KNOW HOW TO DO SHARED LIBRARIES ON THIS MACHINE ==" fi AC_SUBST(SHARED) AC_OUTPUT(Makefile src/Makefile man/Makefile)