1 files changed, 114 insertions, 0 deletions
diff --git a/bindings/swig/tcl.m4 b/bindings/swig/tcl.m4
new file mode 100644
index 0000000..11afcd1
--- /dev/null
+++ b/bindings/swig/tcl.m4
@@ -0,0 +1,114 @@
+#--------------------------------------------------------------------
+#	Try to locate the Tcl package
+#--------------------------------------------------------------------
+
+AC_DEFUN(SW_FIND_TCL,
+[
+
+
+TCLINCLUDE=
+TCLLIB=
+TCLPACKAGE=
+TCLSWIG=
+
+AC_ARG_WITH(tclconfig,[  --with-tclconfig=path  Set location of tclConfig.sh],
+        with_tclconfig="$withval")
+AC_ARG_WITH(tcl,[  --with-tcl=path         Set location of Tcl package],[
+	TCLPACKAGE="$withval"], [TCLPACKAGE=])
+AC_ARG_WITH(tclincl,[  --with-tclincl=path     Set location of Tcl include directory],[
+	TCLINCLUDE="-I$withval"], [TCLINCLUDE=])
+AC_ARG_WITH(tcllib,[  --with-tcllib=path      Set location of Tcl library directory],[
+	TCLLIB="-L$withval"], [TCLLIB=])
+
+AC_MSG_CHECKING([for Tcl configuration])
+# First check to see if --with-tclconfig was specified.
+if test x"${with_tclconfig}" != x ; then
+   if test -f "${with_tclconfig}/tclConfig.sh" ; then
+      TCLCONFIG=`(cd ${with_tclconfig}; pwd)`
+   else
+      AC_MSG_ERROR([${with_tcl} directory doesn't contain tclConfig.sh])
+   fi
+fi
+# check in a few common install locations
+if test x"${TCLCONFIG}" = x ; then
+    for i in `ls -d /usr/lib 2>/dev/null` \
+	     `ls -d ${prefix}/lib 2>/dev/null` \
+	    `ls -d /usr/local/lib 2>/dev/null` ; do
+	if test -f "$i/tclConfig.sh" ; then
+	    TCLCONFIG=`(cd $i; pwd)`
+	    break
+	fi
+    done
+fi
+if test x"${TCLCONFIG}" = x ; then
+    AC_MSG_RESULT(no)
+else
+    AC_MSG_RESULT(found $TCLCONFIG/tclConfig.sh)
+    . $TCLCONFIG/tclConfig.sh
+    TCLINCLUDE=-I$TCL_PREFIX/include
+    TCLLIB=$TCL_LIB_SPEC
+fi
+
+if test -z "$TCLINCLUDE"; then
+   if test -n "$TCLPACKAGE"; then
+	TCLINCLUDE="-I$TCLPACKAGE/include"
+   fi
+fi
+
+if test -z "$TCLLIB"; then
+   if test -n "$TCLPACKAGE"; then
+	TCLLIB="-L$TCLPACKAGE/lib -ltcl"
+   fi
+fi
+
+AC_MSG_CHECKING(for Tcl header files)
+if test -z "$TCLINCLUDE"; then
+AC_TRY_CPP([#include <tcl.h>], , TCLINCLUDE="")
+if test -z "$TCLINCLUDE"; then
+	dirs="$prefix/include /usr/local/include /usr/include /opt/local/include"
+	for i in $dirs ; do
+		if test -r $i/tcl.h; then
+			AC_MSG_RESULT($i)
+			TCLINCLUDE="-I$i"
+			break
+		fi
+	done
+fi
+if test -z "$TCLINCLUDE"; then
+#	TCLINCLUDE="-I/usr/local/include"
+    	AC_MSG_RESULT(not found)
+fi
+else
+        AC_MSG_RESULT($TCLINCLUDE)
+fi
+
+AC_MSG_CHECKING(for Tcl library)
+if test -z "$TCLLIB"; then
+dirs="$prefix/lib /usr/local/lib /usr/lib /opt/local/lib"
+for i in $dirs ; do
+	if test -r $i/libtcl.a; then
+	    AC_MSG_RESULT($i)
+	    TCLLIB="-L$i -ltcl"
+	    break
+	fi
+done
+if test -z "$TCLLIB"; then
+	AC_MSG_RESULT(not found)
+#	TCLLIB="-L/usr/local/lib"
+fi
+else
+AC_MSG_RESULT($TCLLIB)
+fi
+
+# Only cygwin (Windows) needs the library for dynamic linking
+case $ac_sys_system/$ac_sys_release in
+CYGWIN*) TCLDYNAMICLINKING="$TCLLIB";;
+*)TCLDYNAMICLINKING="";;
+esac
+
+AC_SUBST(TCLINCLUDE)
+AC_SUBST(TCLLIB)
+AC_SUBST(TCLDYNAMICLINKING)
+AC_SUBST(TCLSWIG)
+
+])