Disable Pike target language

Clean up to disable target languages that have been neglected/not functional.
Target language be fully deleted in SWIG 4.1 unless a new maintainer brings
it up to an acceptable status (experimental or supported).

Issue #1447

ANNOUNCE

@@ -11,7 +11,7 @@ SWIG is a software development tool that reads C/C++ header files and
 generates the wrapper code needed to make C and C++ code accessible
 from other programming languages including Perl, Python, Tcl, Ruby,
 PHP, C#, Go, Java, Javascript, Lua, Scheme (Guile, MzScheme, CHICKEN),
-D, Ocaml, Pike, Octave, R, Scilab, Common Lisp (CLISP,
+D, Ocaml, Octave, R, Scilab, Common Lisp (CLISP,
 Allegro CL, CFFI, UFFI).  SWIG can also export its parse tree in
 the form of XML and Lisp s-expressions.  Major applications of SWIG
 include generation of scripting language extension modules, rapid

CHANGES.current

@@ -7,6 +7,10 @@ the issue number to the end of the URL: https://github.com/swig/swig/issues/
 Version 4.0.0 (in progress)
 ===========================
 
+2019-02-04: wsfulton
+	    [Pike] #1447 Pike has been disabled as a target language in SWIG as part of a
+            clean up to remove target languages that have been neglected/not functional.
+
 2019-02-04: wsfulton
 	    [Modula3] #1447 Modula3 has been disabled as a target language in SWIG as part of a
             clean up to remove target languages that have been neglected/not functional.

Doc/Manual/Preprocessor.html

@@ -126,7 +126,6 @@ SWIGOCTAVE                      Defined when using Octave
 SWIGPERL                        Defined when using Perl
 SWIGPHP                         Defined when using PHP (any version)
 SWIGPHP7                        Defined when using PHP7
-SWIGPIKE                        Defined when using Pike
 SWIGPYTHON                      Defined when using Python
 SWIGR                           Defined when using R
 SWIGRUBY                        Defined when using Ruby

Doc/Manual/SWIG.html

@@ -134,7 +134,6 @@ Supported Target Language Options
      -octave         - Generate Octave wrappers
      -perl           - Generate Perl wrappers
      -php7           - Generate PHP7 wrappers
-     -pike           - Generate Pike wrappers
      -python         - Generate Python wrappers
      -r              - Generate R (aka GNU S) wrappers
      -ruby           - Generate Ruby wrappers

Doc/Manual/Sections.html

@@ -55,7 +55,6 @@ Last update : SWIG-4.0.0 (in progress)
 <li><a href="Octave.html#Octave">Octave support</a></li>
 <li><a href="Perl5.html#Perl5">Perl5 support</a></li>
 <li><a href="Php.html#Php">PHP support</a></li>
-<li><a href="Pike.html#Pike">Pike support</a></li>
 <li><a href="Python.html#Python">Python support</a></li>
 <li><a href="R.html#R">R support</a></li>
 <li><a href="Ruby.html#Ruby">Ruby support</a></li>

Doc/Manual/chapters

@@ -33,7 +33,6 @@ Ocaml.html
 Octave.html
 Perl5.html
 Php.html
-Pike.html
 Python.html
 R.html
 Ruby.html

Examples/Makefile.in

@@ -1081,78 +1081,6 @@ php_clean:
 	rm -f core @EXTRA_CLEAN@
 	rm -f *.@OBJEXT@ *$(PHP_SO)
 
-##################################################################
-#####                       Pike                            ######
-##################################################################
-
-# Make sure these locate your Pike installation
-PIKE         = pike
-PIKE_CFLAGS  = @PIKECCDLFLAGS@ -DHAVE_CONFIG_H
-PIKE_INCLUDE = @PIKEINCLUDE@
-PIKE_LIB     = @PIKELIB@
-PIKE_DLNK    = @PIKEDYNAMICLINKING@
-PIKE_LIBOPTS = @PIKELINK@ @LIBS@ $(SYSLIBS)
-PIKE_SCRIPT  = $(RUNME).pike
-
-# ----------------------------------------------------------------
-# Build a C dynamically loadable module
-# ----------------------------------------------------------------
-
-pike: $(SRCDIR_SRCS)
-	$(SWIG) -pike $(SWIGOPT) -o $(ISRCS) $(INTERFACEPATH)
-	$(CC) -c $(CCSHARED) $(CPPFLAGS) $(CFLAGS) $(PIKE_CFLAGS) $(ISRCS) $(SRCDIR_SRCS) $(INCLUDES) $(PIKE_INCLUDE)
-	$(LDSHARED) $(CFLAGS) $(LDFLAGS) $(OBJS) $(IOBJS) $(PIKE_DLNK) $(LIBS) -o $(LIBPREFIX)$(TARGET)$(SO)
-
-# -----------------------------------------------------------------
-# Build a C++ dynamically loadable module
-# -----------------------------------------------------------------
-
-pike_cpp: $(SRCDIR_SRCS)
-	$(SWIG) -c++ -pike $(SWIGOPT) -o $(ICXXSRCS) $(INTERFACEPATH)
-	$(CXX) -c $(CCSHARED) $(CPPFLAGS) $(CXXFLAGS) $(PIKE_CFLAGS) $(ICXXSRCS) $(SRCDIR_SRCS) $(SRCDIR_CXXSRCS) $(INCLUDES) $(PIKE_INCLUDE)
-	$(CXXSHARED) $(CXXFLAGS) $(LDFLAGS) $(OBJS) $(IOBJS) $(PIKE_DLNK) $(LIBS) $(CPP_DLLIBS) -o $(LIBPREFIX)$(TARGET)$(SO)
-
-# -----------------------------------------------------------------
-# Build statically linked Pike interpreter
-#
-# These should only be used in conjunction with the %include embed.i
-# library file
-# -----------------------------------------------------------------
-
-pike_static: $(SRCDIR_SRCS)
-	$(SWIG) -pike -lembed.i $(SWIGOPT) -o $(ISRCS) $(INTERFACEPATH)
-	$(CC) $(CPPFLAGS) $(CFLAGS) $(LDFLAGS) $(PIKE_CFLAGS) @LINKFORSHARED@ $(ISRCS) $(SRCDIR_SRCS) $(INCLUDES) \
-	$(PIKE_INCLUDE) $(LIBS) -L$(PIKE_LIB) $(PIKE_LIBOPTS) -o $(TARGET)
-
-pike_cpp_static: $(SRCDIR_SRCS)
-	$(SWIG) -c++ -pike -lembed.i $(SWIGOPT) -o $(ICXXSRCS) $(INTERFACEPATH)
-	$(CXX) $(CPPFLAGS) $(CXXFLAGS) $(LDFLAGS) $(PIKE_CFLAGS) $(ICXXSRCS) $(SRCDIR_SRCS) $(SRCDIR_CXXSRCS) $(INCLUDES) \
-	$(PIKE_INCLUDE) $(LIBS)  -L$(PIKE_LIB) $(PIKE_LIBOPTS) -o $(TARGET)
-
-# -----------------------------------------------------------------
-# Run pike example
-# -----------------------------------------------------------------
-
-pike_run:
-	$(RUNTOOL) $(PIKE) $(PIKE_SCRIPT) $(RUNPIPE)
-
-# -----------------------------------------------------------------
-# Version display
-# -----------------------------------------------------------------
-
-pike_version:
-	$(PIKE) -v 2>&1 | head -n 1
-
-# -----------------------------------------------------------------
-# Cleaning the Pike examples
-# -----------------------------------------------------------------
-
-pike_clean:
-	rm -f *_wrap* *~ .~* mypike@EXEEXT@
-	rm -f core @EXTRA_CLEAN@
-	rm -f *.@OBJEXT@ *@SO@
-
-
 ##################################################################
 #####                      Chicken                          ######
 ##################################################################

Lib/allkw.swg

@@ -25,7 +25,6 @@
 %include <ocaml/ocamlkw.swg>
 %include <perl5/perlkw.swg>
 %include <php/phpkw.swg>
-%include <pike/pikekw.swg>
 %include <python/pythonkw.swg>
 %include <r/rkw.swg>
 %include <ruby/rubykw.swg>

Makefile.in

@@ -69,7 +69,6 @@ skip-ruby	= test -n "@SKIP_RUBY@"
 skip-php	= test -n "@SKIP_PHP@"
 skip-ocaml      = test -n "@SKIP_OCAML@"
 skip-octave     = test -n "@SKIP_OCTAVE@"
-skip-pike       = test -n "@SKIP_PIKE@"
 skip-chicken	= test -n "@SKIP_CHICKEN@"
 skip-csharp	= test -n "@SKIP_CSHARP@"
 skip-lua    	= test -n "@SKIP_LUA@"
@@ -116,7 +115,6 @@ check-aliveness:
 	@$(skip-ocaml)    || ./$(TARGET) -ocaml      -help
 	@$(skip-octave)   || ./$(TARGET) -octave     -help
 	@$(skip-php)      || ./$(TARGET) -php7       -help
-	@$(skip-pike)     || ./$(TARGET) -pike       -help
 	@$(skip-chicken)  || ./$(TARGET) -chicken    -help
 	@$(skip-csharp)   || ./$(TARGET) -csharp     -help
 	@$(skip-allegrocl)|| ./$(TARGET) -allegrocl  -help
@@ -147,7 +145,6 @@ check-versions:					\
 	check-ocaml-version			\
 	check-octave-version			\
 	check-php-version			\
-	check-pike-version			\
 	check-chicken-version			\
 	check-csharp-version			\
 	check-lua-version			\
@@ -186,7 +183,6 @@ check-examples:					\
 	check-ocaml-examples			\
 	check-octave-examples			\
 	check-php-examples			\
-	check-pike-examples			\
 	check-chicken-examples                  \
 	check-csharp-examples                   \
 	check-lua-examples			\
@@ -211,7 +207,6 @@ ruby_examples      :=$(shell sed '/^\#/d' $(srcdir)/Examples/ruby/check.list)
 ocaml_examples     :=$(shell sed '/^\#/d' $(srcdir)/Examples/ocaml/check.list)
 octave_examples    :=$(shell sed '/^\#/d' $(srcdir)/Examples/octave/check.list)
 php_examples       :=$(shell sed '/^\#/d' $(srcdir)/Examples/php/check.list)
-pike_examples      :=$(shell sed '/^\#/d' $(srcdir)/Examples/pike/check.list)
 chicken_examples   :=$(shell sed '/^\#/d' $(srcdir)/Examples/chicken/check.list)
 csharp_examples    :=$(shell sed '/^\#/d' $(srcdir)/Examples/csharp/check.list)
 lua_examples       :=$(shell sed '/^\#/d' $(srcdir)/Examples/lua/check.list)
@@ -258,7 +253,6 @@ check-test-suite:				\
 	check-ocaml-test-suite			\
 	check-octave-test-suite			\
 	check-php-test-suite			\
-	check-pike-test-suite			\
 	check-csharp-test-suite			\
 	check-lua-test-suite			\
 	check-allegrocl-test-suite		\
@@ -311,7 +305,6 @@ all-test-suite:					\
 	all-ocaml-test-suite			\
 	all-octave-test-suite			\
 	all-php-test-suite			\
-	all-pike-test-suite			\
 	all-csharp-test-suite			\
 	all-lua-test-suite			\
 	all-allegrocl-test-suite		\
@@ -340,7 +333,6 @@ broken-test-suite:				\
 	broken-ocaml-test-suite			\
 	broken-octave-test-suite		\
 	broken-php-test-suite			\
-	broken-pike-test-suite			\
 	broken-csharp-test-suite		\
 	broken-lua-test-suite			\
 	broken-allegrocl-test-suite		\
@@ -484,7 +476,7 @@ install-main:
 	@$(INSTALL_PROGRAM) $(TARGET) $(DESTDIR)$(BIN_DIR)/`echo $(TARGET_NOEXE) | sed '$(transform)'`@EXEEXT@
 
 lib-languages = typemaps tcl perl5 python guile java mzscheme ruby php ocaml octave \
-	pike chicken csharp allegrocl clisp lua cffi uffi r go d javascript javascript/jsc \
+	chicken csharp allegrocl clisp lua cffi uffi r go d javascript javascript/jsc \
 	javascript/v8 scilab xml
 
 lib-modules = std

README

@@ -5,8 +5,8 @@ Version: 4.0.0 (in progress)
 Tagline: SWIG is a compiler that integrates C and C++ with languages
          including Perl, Python, Tcl, Ruby, PHP, Java, C#, D, Go, Lua,
          Octave, R, Scheme (Guile, MzScheme/Racket, CHICKEN), Scilab,
-         Ocaml, Common Lisp (CLISP, Allegro CL, CFFI, UFFI)
+         Ocaml, Common Lisp (CLISP, Allegro CL, CFFI, UFFI).
-         and Pike. SWIG can also export its parse tree into XML and
+         SWIG can also export its parse tree into XML and
          Lisp s-expressions.
 
 SWIG reads annotated C/C++ header files and creates wrapper code (glue

Source/Makefile.am

@@ -71,7 +71,6 @@ eswig_SOURCES =	CParse/cscanner.c		\
 		Modules/overload.cxx		\
 		Modules/perl5.cxx		\
 		Modules/php.cxx			\
-		Modules/pike.cxx		\
 		Modules/python.cxx		\
 		Modules/r.cxx			\
 		Modules/ruby.cxx		\

Source/Modules/swigmain.cxx

@@ -44,7 +44,6 @@ extern "C" {
   Language *swig_php(void);
   Language *swig_php4(void);
   Language *swig_php5(void);
-  Language *swig_pike(void);
   Language *swig_python(void);
   Language *swig_r(void);
   Language *swig_ruby(void);
@@ -81,7 +80,7 @@ static TargetLanguageModule modules[] = {
   {"-php4", swig_php4, NULL, Supported},
   {"-php5", swig_php5, NULL, Supported},
   {"-php7", swig_php, "PHP7", Supported},
-  {"-pike", swig_pike, "Pike", Supported},
+  {"-pike", NULL, "Pike", Disabled},
   {"-python", swig_python, "Python", Supported},
   {"-r", swig_r, "R (aka GNU S)", Supported},
   {"-ruby", swig_ruby, "Ruby", Supported},

TODO

@@ -275,18 +275,6 @@ Mzscheme
 
 **     Add shadow class support for the Swindle system. 
 
-Pike
-----
-
-*      Decide how to handle global variables (probably using something
-       like the Python module's cvar). Affects Examples/pike/simple.
-
-*      Decide how to handle static class member functions and member
-       variables.
-
-*      Should investigate the possibility of generating .cmod files
-       in addition to straight C/C++ code for extensions.
-
 Common Lisp
 -----------
 

configure.ac

@@ -2084,72 +2084,6 @@ AC_SUBST(OCAMLFIND)
 AC_SUBST(OCAMLMKTOP)
 AC_SUBST(CAMLP4)
 
-#----------------------------------------------------------------
-# Look for Pike
-#----------------------------------------------------------------
-
-# Identify the name of the Pike executable
-# Priority: configure option, automatic search
-PIKEBIN=
-AC_ARG_WITH(pike, AS_HELP_STRING([--without-pike], [Disable Pike])
-AS_HELP_STRING([--with-pike=path], [Set location of Pike executable]),[PIKEBIN="$withval"], [PIKEBIN="$alllang_default"])
-
-# First, check for "--without-pike" or "--with-pike=no".
-if test x"${PIKEBIN}" = xno; then
-    AC_MSG_NOTICE([Disabling Pike])
-    PIKEBIN=
-else
-
-if test "x$PIKEBIN" = xyes; then
-	AC_CHECK_PROGS(PIKE, pike pike7.8 pike7.6 pike7.4 pike7.2)
-else
-	PIKE="$PIKEBIN"
-fi
-
-
-# Check for pike-config
-# Priority: configure option, guessed from $PIKE, search from list
-AC_ARG_WITH(pike-config, AS_HELP_STRING([--with-pike-config=path],
-  	[Set location of pike-config script]),
-  [PIKECONFIG="$withval"], [PIKECONFIG=""])
-
-if test -z "$PIKECONFIG" -a -n "$PIKE"; then
-	AC_CHECK_PROGS(PIKECONFIG, $PIKE-config pike-config \
-		pike7.6-config pike7.4-config pike7.2-config)
-fi
-
-# Check for a --with-pikeincl option to configure
-# Priority: configure option, info from $PIKECONFIG, guessed by pike script
-AC_ARG_WITH(pikeincl, AS_HELP_STRING([--with-pikeincl=path],
-	[Set location of Pike include directory]),
-  [PIKEINCLUDE="-I$withval"], [PIKEINCLUDE=])
-
-if test -n "$PIKE"; then
-      AC_MSG_CHECKING([for Pike header files])
-      if test -z "$PIKEINCLUDE" -a -n "$PIKECONFIG"; then
-        PIKEINCLUDE=`$PIKECONFIG --cflags`
-      fi
-      if test -z "$PIKEINCLUDE" -a -n "$PIKE"; then
-        PIKEINCLUDE=`$PIKE -x cflags`
-        if test -z "$PIKEINCLUDE"; then
-          PIKEPATH=`which $PIKE`
-          PIKEINCLUDE=`$PIKE Tools/check-include-path.pike $PIKEPATH`
-          PIKEINCLUDE="-I$PIKEINCLUDE"
-        fi
-      fi
-
-      if test -z "$PIKEINCLUDE"; then
-        AC_MSG_RESULT(not found)
-      else
-        AC_MSG_RESULT($PIKEINCLUDE)
-      fi
-fi
-fi
-
-AC_SUBST(PIKEINCLUDE)
-AC_SUBST(PIKECCDLFLAGS)		dnl XXX: where is this used/defined?
-AC_SUBST(PIKEDYNAMICLINKING)	dnl XXX: where is this used/defined?
-
 #----------------------------------------------------------------
 # Look for CHICKEN
 #----------------------------------------------------------------
@@ -2864,13 +2798,6 @@ fi
 AC_SUBST(SKIP_OCAML)
 
 
-SKIP_PIKE=
-if test -z "$PIKE" || test -z "$PIKEINCLUDE" ; then
-    SKIP_PIKE="1"
-fi
-AC_SUBST(SKIP_PIKE)
-
-
 SKIP_CHICKEN=
 if test -z "$CHICKEN_CSC" || test -z "$CHICKEN"; then
     SKIP_CHICKEN="1"
@@ -3043,7 +2970,6 @@ AC_CONFIG_FILES([
     Examples/test-suite/octave/Makefile
     Examples/test-suite/perl5/Makefile
     Examples/test-suite/php/Makefile
-    Examples/test-suite/pike/Makefile
     Examples/test-suite/python/Makefile
     Examples/test-suite/ruby/Makefile
     Examples/test-suite/scilab/Makefile
@@ -3116,7 +3042,6 @@ test -n "$SKIP_OCAML"		|| langs="${langs}ocaml "
 test -n "$SKIP_OCTAVE"		|| langs="${langs}octave "
 test -n "$SKIP_PERL5"		|| langs="${langs}perl5 "
 test -n "$SKIP_PHP"		|| langs="${langs}php "
-test -n "$SKIP_PIKE"		|| langs="${langs}pike "
 test -n "$SKIP_PYTHON"		|| langs="${langs}python "
 test -n "$SKIP_R"		|| langs="${langs}r "
 test -n "$SKIP_RUBY"		|| langs="${langs}ruby "