Updated to plplot-5.0.3. No Changelog -- see the PLplot homepage for

release notes.

8 files changed, 256 insertions, 55 deletions

diff --git a/graphics/plplot/Makefile b/graphics/plplot/Makefile
index 33c85b0bee3..91072318a11 100644
--- a/graphics/plplot/Makefile
+++ b/graphics/plplot/Makefile
@@ -1,6 +1,6 @@
-# $NetBSD: Makefile,v 1.12 2001/03/27 03:20:02 hubertf Exp $
+# $NetBSD: Makefile,v 1.13 2001/03/30 20:26:22 jtb Exp $
 
-DISTNAME=	plplot-5.0.2
+DISTNAME=	plplot-5.0.3
 CATEGORIES=	graphics
 MASTER_SITES=	${MASTER_SITE_SOURCEFORGE:=plplot/}
 
@@ -10,8 +10,8 @@ COMMENT=	Scientific plotting package
 
 DEPENDS+=	tcl>=8.3.0:../../lang/tcl
 DEPENDS+= 	tk>=8.3.0:../../x11/tk
-BUILD_DEPENDS+=	m4-1.4:../../devel/m4
-BUILD_DEPENDS+=	autoconf-2.13:../../devel/autoconf
+BUILD_DEPENDS+=	m4>=1.4:../../devel/m4
+BUILD_DEPENDS+=	autoconf>=2.13:../../devel/autoconf
 BUILD_DEPENDS+=	perl-5.*:../../lang/perl5
 
 GNU_CONFIGURE=	#defined
@@ -49,12 +49,20 @@ CONFIGURE_ARGS+="--disable-itcl"
 CONFIGURE_ARGS+="--disable-dp"
 
 post-patch:
-	for f in ${WRKSRC}/src/plctrl.c ; do		\
-	${SED} -e 's:@PREFIX@:'${PREFIX}':g'		\
-	< $$f > $$f.tmp && ${MV} $$f.tmp $$f ; done
+	for f in ${WRKSRC}/src/plctrl.c; do				\
+		${SED} -e 's:@PREFIX@:'${PREFIX}':g'			\
+		$$f > $$f.tmp && ${MV} $$f.tmp $$f;			\
+	done
 
 pre-configure:
 	(cd ${WRKSRC}/cf && ${LOCALBASE}/bin/autoconf)
 	${CP} ${WRKSRC}/cf/configure ${WRKSRC}
 
+post-install:
+	${INSTALL_DATA} ${WRKSRC}/doc/plplotdoc-0.4.1.dvi 		\
+	${PREFIX}/share/doc/plplot
+	${INSTALL_DATA_DIR} ${PREFIX}/share/doc/html/plplot
+	${INSTALL_DATA} ${WRKSRC}/doc/plplotdoc-html-0.4.1/*.html	\
+	${PREFIX}/share/doc/html/plplot
+
 .include "../../mk/bsd.pkg.mk"
diff --git a/graphics/plplot/files/md5 b/graphics/plplot/files/md5
index 94a427421a5..5e8b2119544 100644
--- a/graphics/plplot/files/md5
+++ b/graphics/plplot/files/md5
@@ -1,3 +1,3 @@
-$NetBSD: md5,v 1.4 2001/02/14 11:19:16 jtb Exp $
+$NetBSD: md5,v 1.5 2001/03/30 20:26:23 jtb Exp $
 
-MD5 (plplot-5.0.2.tar.gz) = f1e518100dccc74094d7fab2a5b50136
+SHA1 (plplot-5.0.3.tar.gz) = cf4f09e539f667a89c5dad3d9f457d70c0629a9b
diff --git a/graphics/plplot/files/patch-sum b/graphics/plplot/files/patch-sum
index 6886392c6f4..3b6095f6b9b 100644
--- a/graphics/plplot/files/patch-sum
+++ b/graphics/plplot/files/patch-sum
@@ -1,13 +1,13 @@
-$NetBSD: patch-sum,v 1.9 2001/02/26 22:22:50 jtb Exp $
+$NetBSD: patch-sum,v 1.10 2001/03/30 20:26:23 jtb Exp $
 
-MD5 (patch-ab) = ba3252051151a429d1c29e00f6a952cb
-MD5 (patch-ac) = ae72234724c290fd1a3600554b8f1630
-MD5 (patch-ad) = a0de2d4f3c7c649d6299aa03f71113cc
-MD5 (patch-ae) = 26912afb861085e6e249e63909b7e6d0
-MD5 (patch-af) = 829d46280be6a2d9c96d060e7ee90af5
-MD5 (patch-ag) = 2380998737829162671afa524728e776
-MD5 (patch-ah) = eff416ce0ccd876a621b3caef263017c
-MD5 (patch-ai) = 875cd4de4f7be2cd8c0fb40ab1dccaad
-MD5 (patch-aj) = b5aeafacfe7a5d9ab26fe12fc0bc70d3
-MD5 (patch-ak) = 15623f3878315c08525157da85d294ca
-MD5 (patch-al) = 0421edcfc2b3e3317f4fa0487675fb28
+SHA1 (patch-ab) = 9edefeed3f64d1ae01b85009af289de59e281a44
+SHA1 (patch-ac) = 16372142dcb28277fff66c1b33fa620b53da3ebb
+SHA1 (patch-ad) = 2b2ab27e59c0ab884e055edbfa778acecb3b9f41
+SHA1 (patch-ae) = 8dee61b5cebbeff4ad291ba9f09d79c47c9f680d
+SHA1 (patch-af) = db7974b44e6d0d5c653c77d6e69dffe89b6f92e5
+SHA1 (patch-ag) = e2599c588c8b2c9fff0f9a6214abca2dc06e87dc
+SHA1 (patch-ah) = d209fe090477a4f4dcae31af579912fdfea8bc6f
+SHA1 (patch-ai) = 71242436e7557705c9786f7edbe2d0a35931a37a
+SHA1 (patch-aj) = 2251cf39fd6bedad3a2f670074cb6dae46c74ec1
+SHA1 (patch-ak) = fa9890a6e468b772f23beef4663d96ffffd074b6
+SHA1 (patch-al) = ef35ffd9a8675d8137fb3f376dd134d824a89499
diff --git a/graphics/plplot/patches/patch-ab b/graphics/plplot/patches/patch-ab
index abd3f96606f..870d8d2a156 100644
--- a/graphics/plplot/patches/patch-ab
+++ b/graphics/plplot/patches/patch-ab
@@ -1,8 +1,8 @@
-$NetBSD: patch-ab,v 1.3 2001/02/26 22:22:50 jtb Exp $
+$NetBSD: patch-ab,v 1.4 2001/03/30 20:26:23 jtb Exp $
 
---- include/plplot.h.orig	Fri Feb  9 21:57:38 2001
+--- include/plplot.h.orig	Sat Mar 17 18:15:47 2001
 +++ include/plplot.h
-@@ -75,11 +75,8 @@
+@@ -75,11 +75,7 @@
   *
  \*--------------------------------------------------------------------------*/
  
@@ -11,18 +11,17 @@ $NetBSD: patch-ab,v 1.3 2001/02/26 22:22:50 jtb Exp $
 -#define __unix
 -#endif
 -#endif
-+#include <sys/types.h>
 +#include <sys/param.h>
  
  /* Make sure Unix systems define "__unix" */
  
-@@ -89,7 +86,8 @@
+@@ -89,7 +85,8 @@
      defined(sun) ||				/* SUN */               \
      defined(CRAY) ||				/* Cray */              \
      defined(__convexc__) ||			/* CONVEX */            \
 -    (defined(__alpha) && defined(__osf__))	/* DEC Alpha AXP/OSF */
 +    (defined(__alpha) && defined(__osf__)) ||	/* DEC Alpha AXP/OSF */ \
-+    (defined(BSD) && BSD >= 199306)             /* BSD */  
++    (defined(BSD) && BSD >= 199306)             /* 4.4BSD derivatives */  
  
  #ifndef __unix
  #define __unix
diff --git a/graphics/plplot/patches/patch-ah b/graphics/plplot/patches/patch-ah
index 5fa8b12220b..991c19fa8d6 100644
--- a/graphics/plplot/patches/patch-ah
+++ b/graphics/plplot/patches/patch-ah
@@ -1,6 +1,6 @@
-$NetBSD: patch-ah,v 1.1 2001/01/29 01:15:35 jtb Exp $
+$NetBSD: patch-ah,v 1.2 2001/03/30 20:26:23 jtb Exp $
 
---- cf/sysloc.in.orig	Fri Jan 12 07:54:57 2001
+--- cf/sysloc.in.orig	Mon Mar 26 08:10:40 2001
 +++ cf/sysloc.in
 @@ -19,9 +19,9 @@
  # appended to them though.
@@ -12,5 +12,5 @@ $NetBSD: patch-ah,v 1.1 2001/01/29 01:15:35 jtb Exp $
 -TCLLIBSTR=-ltcl
 +TCLLIBSTR=-ltcl83
  XLIBSTR=-lX11
- 
- # Add the current directory to the include path.  This must occur
+ GDLIBSTR=-lgd
+ PNGLIBSTR=-lpng
diff --git a/graphics/plplot/patches/patch-aj b/graphics/plplot/patches/patch-aj
index b47b3c853b2..27b1e464c75 100644
--- a/graphics/plplot/patches/patch-aj
+++ b/graphics/plplot/patches/patch-aj
@@ -1,16 +1,7 @@
-$NetBSD: patch-aj,v 1.2 2001/02/14 11:19:17 jtb Exp $
+$NetBSD: patch-aj,v 1.3 2001/03/30 20:26:23 jtb Exp $
 
---- cf/pkg_f77.in.orig	Wed Feb 14 07:51:15 2001
+--- cf/pkg_f77.in.orig	Sat Mar  3 12:47:38 2001
 +++ cf/pkg_f77.in
-@@ -15,7 +15,7 @@
- 
- FDEMOS_SOURCES = x01f.f x02f.f x03f.f x04f.f x05f.f x06f.f x07f.f \
- 	x08f.f x09f.f x10f.f x11f.f x12f.f x13f.f x16f.f
--	
-+
- x01f.f: x01f.fm4 fmacs.m4
- 
- x02f.f: x02f.fm4 fmacs.m4
 @@ -46,7 +46,7 @@
  
  # Require dependency on FDEMOS_SOURCES because these are generated files
diff --git a/graphics/plplot/patches/patch-ak b/graphics/plplot/patches/patch-ak
index 41ffe56bb8e..3c4cc5cdb23 100644
--- a/graphics/plplot/patches/patch-ak
+++ b/graphics/plplot/patches/patch-ak
@@ -1,13 +1,9 @@
-$NetBSD: patch-ak,v 1.1 2001/01/29 01:15:35 jtb Exp $
+$NetBSD: patch-ak,v 1.2 2001/03/30 20:26:23 jtb Exp $
 
---- cf/pkg_tcl.in.orig	Fri Jan 12 04:00:01 2001
+--- cf/pkg_tcl.in.orig	Wed Mar  7 16:18:11 2001
 +++ cf/pkg_tcl.in
-@@ -53,35 +53,33 @@
- 	perl pltclgen
- 
- tclIndex:
--	@$(MAKEINDEX)
-+	$(MAKEINDEX)
+@@ -54,32 +54,31 @@
+ 	@$(MAKEINDEX)
  
  install_pltcl:
 -	@-if test $(SHARED) = 1; then \
@@ -34,6 +30,7 @@ $NetBSD: patch-ak,v 1.1 2001/01/29 01:15:35 jtb Exp $
 -	  cd $(top_srcdir)/examples/tcl; $(CP) $(TCL_DEMOS) $(DEMOS_DIR)/tcl
 +	-$(BSD_INSTALL_DATA_DIR) $(DEMOS_DIR)/tcl; \
 +	  cd $(top_srcdir)/examples/tcl; $(BSD_INSTALL_DATA) $(TCL_DEMOS) $(DEMOS_DIR)/tcl
++ 
  
  install_tcl: install_pltcl install_tcl_index install_tcl_includes install_tcl_demos
  
@@ -45,6 +42,6 @@ $NetBSD: patch-ak,v 1.1 2001/01/29 01:15:35 jtb Exp $
  install_matlib:
 -	@-$(CP) $(MATLIB_BASE)* $(LIB_DIR); \
 +	-$(BSD_INSTALL_DATA) $(MATLIB_BASE)* $(LIB_DIR); \
- 	  if test -r $(MATLIB_BASE)$A; then \
- 	      $(RANLIB) $(LIB_DIR)/$(MATLIB_BASE)$A; \
+ 	  if test -r $(MATLIB_BASE)$(LIB_TAG)$A; then \
+ 	      $(RANLIB) $(LIB_DIR)/$(MATLIB_BASE)$(LIB_TAG)$A; \
  	  fi
diff --git a/graphics/plplot/pkg/PLIST b/graphics/plplot/pkg/PLIST
index 47309d2b2ec..489416ee710 100644
--- a/graphics/plplot/pkg/PLIST
+++ b/graphics/plplot/pkg/PLIST
@@ -1,5 +1,5 @@
-@comment $NetBSD: PLIST,v 1.2 2001/02/14 11:19:17 jtb Exp $
-bin/plplot_linkage
+@comment $NetBSD: PLIST,v 1.3 2001/03/30 20:26:23 jtb Exp $
+bin/plplot-config
 bin/plrender
 bin/plserver
 bin/pltcl
@@ -20,7 +20,7 @@ include/plplot/pltk.h
 include/plplot/plxwd.h
 include/plplot/tclMatrix.h
 lib/libplcxxd.a
-lib/libplmatrix.a
+lib/libtclmatrixd.a
 lib/libplplotd.a
 lib/tcl/plplot/FileSelector.tcl
 lib/tcl/plplot/PLWin.itk
@@ -50,6 +50,203 @@ libdata/plplot/plstnd5.fnt
 libdata/plplot/plxtnd5.fnt
 libdata/plplot/usa.map
 libdata/plplot/usaglobe.map
+share/doc/html/plplot/index.html
+share/doc/html/plplot/p42.html
+share/doc/html/plplot/intro.html
+share/doc/html/plplot/acquiring-plplot.html
+share/doc/html/plplot/installing.html
+share/doc/html/plplot/organization.html
+share/doc/html/plplot/copyrights.html
+share/doc/html/plplot/credits.html
+share/doc/html/plplot/p131.html
+share/doc/html/plplot/simple.html
+share/doc/html/plplot/initializing.html
+share/doc/html/plplot/scales.html
+share/doc/html/plplot/labelling.html
+share/doc/html/plplot/drawing.html
+share/doc/html/plplot/finishing.html
+share/doc/html/plplot/error.html
+share/doc/html/plplot/advanced.html
+share/doc/html/plplot/output-devices.html
+share/doc/html/plplot/driver-functions.html
+share/doc/html/plplot/metafiles-plrender.html
+share/doc/html/plplot/familying.html
+share/doc/html/plplot/interactive-devices.html
+share/doc/html/plplot/specifying-devices.html
+share/doc/html/plplot/arguments.html
+share/doc/html/plplot/viewports.html
+share/doc/html/plplot/windows.html
+share/doc/html/plplot/annotation.html
+share/doc/html/plplot/standard-window.html
+share/doc/html/plplot/line-attributes.html
+share/doc/html/plplot/fill-pattern.html
+share/doc/html/plplot/color.html
+share/doc/html/plplot/characters.html
+share/doc/html/plplot/escape-sequences.html
+share/doc/html/plplot/tri-d-plots.html
+share/doc/html/plplot/contour-plots.html
+share/doc/html/plplot/x-drivers.html
+share/doc/html/plplot/tk-driver.html
+share/doc/html/plplot/output-drivers.html
+share/doc/html/plplot/p1864.html
+share/doc/html/plplot/c.html
+share/doc/html/plplot/fortran.html
+share/doc/html/plplot/cplusplus.html
+share/doc/html/plplot/cpluscplus-design.html
+share/doc/html/plplot/cpluscplus-specializing.html
+share/doc/html/plplot/cpluscplus-status.html
+share/doc/html/plplot/tcl.html
+share/doc/html/plplot/tcl-overview.html
+share/doc/html/plplot/tcl-extension.html
+share/doc/html/plplot/tcl-contouring.html
+share/doc/html/plplot/tcl-understanding.html
+share/doc/html/plplot/extended-wish.html
+share/doc/html/plplot/introduction-tk.html
+share/doc/html/plplot/introduction-itcl.html
+share/doc/html/plplot/extensions-tcl.html
+share/doc/html/plplot/custom-extensions-tcl.html
+share/doc/html/plplot/gui.html
+share/doc/html/plplot/perl.html
+share/doc/html/plplot/python.html
+share/doc/html/plplot/p2393.html
+share/doc/html/plplot/bibliography.html
+share/doc/html/plplot/api.html
+share/doc/html/plplot/pl_setcontlabelformat.html
+share/doc/html/plplot/pladv.html
+share/doc/html/plplot/plaxes.html
+share/doc/html/plplot/plbin.html
+share/doc/html/plplot/plbop.html
+share/doc/html/plplot/plbox.html
+share/doc/html/plplot/plbox3.html
+share/doc/html/plplot/plclear.html
+share/doc/html/plplot/plclr.html
+share/doc/html/plplot/plcol.html
+share/doc/html/plplot/plcol0.html
+share/doc/html/plplot/plcol1.html
+share/doc/html/plplot/plcont.html
+share/doc/html/plplot/plcpstrm.html
+share/doc/html/plplot/plend.html
+share/doc/html/plplot/plend1.html
+share/doc/html/plplot/plenv.html
+share/doc/html/plplot/pleop.html
+share/doc/html/plplot/plerrx.html
+share/doc/html/plplot/plerry.html
+share/doc/html/plplot/plfamadv.html
+share/doc/html/plplot/plfill.html
+share/doc/html/plplot/plfill3.html
+share/doc/html/plplot/plflush.html
+share/doc/html/plplot/plfont.html
+share/doc/html/plplot/plfontld.html
+share/doc/html/plplot/plgchr.html
+share/doc/html/plplot/plgcol0.html
+share/doc/html/plplot/plgcolbg.html
+share/doc/html/plplot/plgcompression.html
+share/doc/html/plplot/plgdev.html
+share/doc/html/plplot/plgdidev.html
+share/doc/html/plplot/plgdiori.html
+share/doc/html/plplot/plgdiplt.html
+share/doc/html/plplot/plgfam.html
+share/doc/html/plplot/plgfnam.html
+share/doc/html/plplot/plglevel.html
+share/doc/html/plplot/plgpage.html
+share/doc/html/plplot/plgra.html
+share/doc/html/plplot/plgspa.html
+share/doc/html/plplot/plgstrm.html
+share/doc/html/plplot/plgver.html
+share/doc/html/plplot/plgxax.html
+share/doc/html/plplot/plgyax.html
+share/doc/html/plplot/plgzax.html
+share/doc/html/plplot/plhist.html
+share/doc/html/plplot/plhls.html
+share/doc/html/plplot/plinit.html
+share/doc/html/plplot/pljoin.html
+share/doc/html/plplot/pllab.html
+share/doc/html/plplot/pllightsource.html
+share/doc/html/plplot/plline.html
+share/doc/html/plplot/plline3.html
+share/doc/html/plplot/pllsty.html
+share/doc/html/plplot/plmesh.html
+share/doc/html/plplot/plmkstrm.html
+share/doc/html/plplot/plmtex.html
+share/doc/html/plplot/plot3d.html
+share/doc/html/plplot/plotsh3d.html
+share/doc/html/plplot/plpage.html
+share/doc/html/plplot/plpat.html
+share/doc/html/plplot/plpoin.html
+share/doc/html/plplot/plpoin3.html
+share/doc/html/plplot/plpoly3.html
+share/doc/html/plplot/plprec.html
+share/doc/html/plplot/plpsty.html
+share/doc/html/plplot/plptex.html
+share/doc/html/plplot/plreplot.html
+share/doc/html/plplot/plrgb.html
+share/doc/html/plplot/plrgb1.html
+share/doc/html/plplot/plschr.html
+share/doc/html/plplot/plscmap0.html
+share/doc/html/plplot/plscmap0n.html
+share/doc/html/plplot/plscmap1.html
+share/doc/html/plplot/plscmap1l.html
+share/doc/html/plplot/plscmap1n.html
+share/doc/html/plplot/plscol0.html
+share/doc/html/plplot/plscolbg.html
+share/doc/html/plplot/plscolor.html
+share/doc/html/plplot/plscompression.html
+share/doc/html/plplot/plsdev.html
+share/doc/html/plplot/plsdidev.html
+share/doc/html/plplot/plsdimap.html
+share/doc/html/plplot/plsdiori.html
+share/doc/html/plplot/plsdiplt.html
+share/doc/html/plplot/plsdiplz.html
+share/doc/html/plplot/plsesc.html
+share/doc/html/plplot/plsfam.html
+share/doc/html/plplot/plsfnam.html
+share/doc/html/plplot/plshades.html
+share/doc/html/plplot/plshade.html
+share/doc/html/plplot/plshade1.html
+share/doc/html/plplot/plsmaj.html
+share/doc/html/plplot/plsmin.html
+share/doc/html/plplot/plsori.html
+share/doc/html/plplot/plspage.html
+share/doc/html/plplot/plspause.html
+share/doc/html/plplot/plsstrm.html
+share/doc/html/plplot/plssub.html
+share/doc/html/plplot/plssym.html
+share/doc/html/plplot/plstar.html
+share/doc/html/plplot/plstart.html
+share/doc/html/plplot/plstripa.html
+share/doc/html/plplot/plstripc.html
+share/doc/html/plplot/plstripd.html
+share/doc/html/plplot/plstyl.html
+share/doc/html/plplot/plsvpa.html
+share/doc/html/plplot/plsxax.html
+share/doc/html/plplot/plsyax.html
+share/doc/html/plplot/plsym.html
+share/doc/html/plplot/plszax.html
+share/doc/html/plplot/pltext.html
+share/doc/html/plplot/plvasp.html
+share/doc/html/plplot/plvpas.html
+share/doc/html/plplot/plvpor.html
+share/doc/html/plplot/plvsta.html
+share/doc/html/plplot/plw3d.html
+share/doc/html/plplot/plwid.html
+share/doc/html/plplot/plwind.html
+share/doc/html/plplot/plxormod.html
+share/doc/html/plplot/api-c.html
+share/doc/html/plplot/plp_getinitdriverlist.html
+share/doc/html/plplot/plexit.html
+share/doc/html/plplot/plgfile.html
+share/doc/html/plplot/plsfile.html
+share/doc/html/plplot/pltr0.html
+share/doc/html/plplot/pltr1.html
+share/doc/html/plplot/pltr2.html
+share/doc/html/plplot/api-fortran.html
+share/doc/html/plplot/plcon1.html
+share/doc/html/plplot/plcon2.html
+share/doc/html/plplot/plcontfortran.html
+share/doc/html/plplot/plmeshfortran.html
+share/doc/html/plplot/plot3dfortran.html
+share/doc/html/plplot/plsescfortran.html
+share/doc/html/plplot/os-notes.html
 share/doc/plplot/CHANGES
 share/doc/plplot/COPYING.LIB
 share/doc/plplot/Copyright
@@ -59,6 +256,7 @@ share/doc/plplot/README
 share/doc/plplot/README.local
 share/doc/plplot/ToDo
 share/doc/plplot/mklinks
+share/doc/plplot/plplotdoc-0.4.1.dvi
 share/examples/plplot/Makefile
 share/examples/plplot/c++/Makefile
 share/examples/plplot/c++/x01cc.cc
@@ -98,6 +296,7 @@ share/examples/plplot/f77/x11f.f
 share/examples/plplot/f77/x12f.f
 share/examples/plplot/f77/x13f.f
 share/examples/plplot/f77/x16f.f
+share/examples/plplot/plplot-test.sh
 share/examples/plplot/tcl/README.tcldemos
 share/examples/plplot/tcl/plgrid.tcl
 share/examples/plplot/tcl/plot.dat
@@ -123,6 +322,12 @@ share/examples/plplot/tcl/x15.tcl
 share/examples/plplot/tcl/x16.tcl
 share/examples/plplot/tcl/x17.tcl
 share/examples/plplot/tcl/x18.tcl
+share/examples/plplot/test_octave.sh
+share/examples/plplot/test_tcl.sh
+share/examples/plplot/test_python.sh
+share/examples/plplot/test_f77.sh
+share/examples/plplot/test_cxx.sh
+share/examples/plplot/test_c.sh
 share/examples/plplot/tk/Makefile
 share/examples/plplot/tk/README.tkdemos
 share/examples/plplot/tk/tk01
@@ -154,6 +359,7 @@ share/examples/plplot/tk/xtk04.c
 @dirrm include/plplot
 @dirrm lib/tcl/plplot
 @dirrm libdata/plplot
+@dirrm share/doc/html/plplot
 @dirrm share/doc/plplot
 @dirrm share/examples/plplot/c
 @dirrm share/examples/plplot/c++