12 files changed, 267 insertions, 387 deletions

diff --git a/choice.c b/choice.c
index 57cf80d..5b0abcd 100644
--- a/choice.c
+++ b/choice.c
@@ -1,3 +1,4 @@
+/* $XFree86: xc/programs/xgc/choice.c,v 1.3 2003/10/24 20:38:18 tsi Exp $ */
 /*
 ** xgc
 **
@@ -15,14 +16,7 @@
 
 #include "xgc.h"
 
-static void print_text_to_buffer(
-#if NeedFunctionPrototypes
-     Widget, caddr_t, caddr_t
-#endif
-);
-extern void interpret();
-
-extern XStuff X;
+static void print_text_to_buffer(Widget, caddr_t, caddr_t);
 
 /* create_choice(w,info)
 ** ---------------------
@@ -50,9 +44,7 @@ extern XStuff X;
 */
 
 ChoiceDesc *
-create_choice(w,info)
-     Widget w;
-     XgcStuff *info;
+create_choice(Widget w, XgcStuff *info)
 {
   ChoiceDesc *choice;		/* What we will return.  Contains
 				** Widget ID's of the label and toggles. */
@@ -188,9 +180,7 @@ create_choice(w,info)
 */
 
 void
-select_button(choice,togglenum)
-     ChoiceDesc *choice;
-     int togglenum;
+select_button(ChoiceDesc *choice, int togglenum)
 {
   static Arg toggleargs[] = {
     {XtNstate,   (XtArgVal) True}
@@ -207,9 +197,7 @@ select_button(choice,togglenum)
 */
 
 void
-line_up_labels(descs,numdescs)
-     ChoiceDesc *descs[];
-     int numdescs;
+line_up_labels(ChoiceDesc *descs[], int numdescs)
 {
   int i;			/* counter */
   Dimension width;		/* current width */
@@ -246,9 +234,7 @@ line_up_labels(descs,numdescs)
 */
 
 void
-choose_defaults(descs,numdescs)
-     ChoiceDesc *descs[];
-     int numdescs;
+choose_defaults(ChoiceDesc *descs[], int numdescs)
 {
   int i;			/* which choice layout */
   int j;			/* which toggle within it */
@@ -273,10 +259,10 @@ choose_defaults(descs,numdescs)
 
 /*ARGSUSED*/
 static void
-print_text_to_buffer(w,closure,call_data)
-     Widget  w;
-     caddr_t closure;           /* contains the string */
-     caddr_t call_data;
+print_text_to_buffer(
+    Widget  w,
+    caddr_t closure,           /* contains the string */
+    caddr_t call_data)
 {
   interpret((char *) closure);          /* Gee, that was easy */
 }
diff --git a/dashlist.c b/dashlist.c
index ddfcf09..c9cb4ec 100644
--- a/dashlist.c
+++ b/dashlist.c
@@ -7,7 +7,7 @@
 **       functions to create more than one of these dashlist choice things
 **       will fail in a big way.
 */
-/* $XFree86: xc/programs/xgc/dashlist.c,v 1.3 2001/07/29 21:23:21 tsi Exp $ */
+/* $XFree86: xc/programs/xgc/dashlist.c,v 1.4 2003/05/07 21:02:06 herrb Exp $ */
 
 #include <stdio.h>
 #include <X11/Xos.h>
@@ -19,14 +19,7 @@
 #include <X11/Xaw/Toggle.h>
 #include "xgc.h"
 
-static void change_dashlist(
-#if NeedFunctionPrototypes
-     Widget, caddr_t, caddr_t
-#endif
-);
-extern void interpret();
-
-extern XStuff X;
+static void change_dashlist(Widget, caddr_t, caddr_t);
 
 static short dashlist = 240;	/* in binary, becomes the dashlist
 				   (240 = XXXX____) */
@@ -40,8 +33,7 @@ static Widget *dashes;	        /* the toggle widgets */
 */
 
 void
-create_dashlist_choice(w)
-     Widget w;
+create_dashlist_choice(Widget w)
 {
   /* callback list for the toggle widgets */
   static XtCallbackRec callbacklist[] = {
@@ -106,7 +98,7 @@ create_dashlist_choice(w)
     else
       dashargs[6].value = (XtArgVal) False;
 
-    sprintf(name,"dashlist%d",i);
+    snprintf(name, sizeof name, "dashlist%d",i);
 
     dashinfo[i] = i;		/* which bit we're on; this is needed
 				   in change_dashlist (the callback) */
@@ -127,10 +119,7 @@ create_dashlist_choice(w)
 
 /*ARGSUSED*/
 static void
-change_dashlist(w,closure,call_data)
-     Widget w;
-     caddr_t closure;
-     caddr_t call_data;
+change_dashlist(Widget w, caddr_t closure, caddr_t call_data)
 {
   int num;			/* what number button it is */
   Boolean on;			/* is it currently on or off? */
@@ -156,8 +145,8 @@ change_dashlist(w,closure,call_data)
   }
 
   /* now tell interpret() about it */
-  sprintf(buf,"dashlist %d\n",dashlist); 
-  interpret(buf,FALSE);
+  snprintf(buf, sizeof buf, "dashlist %d\n",dashlist); 
+  interpret(buf);
 }
 
 /* update_dashlist(newdash)
@@ -167,8 +156,7 @@ change_dashlist(w,closure,call_data)
 */
 
 void
-update_dashlist(newdash)
-     int newdash;
+update_dashlist(int newdash)
 {
   int i;			/* counter */
   static Arg dashargs[] = {	/* Arglist for setting toggle state */
diff --git a/getfile.c b/getfile.c
index c72ad33..de2e1f3 100644
--- a/getfile.c
+++ b/getfile.c
@@ -2,7 +2,7 @@
 ** getfilename.c
 **
 */
-/* $XFree86: xc/programs/xgc/getfile.c,v 1.3 2000/02/17 14:00:35 dawes Exp $ */
+/* $XFree86: xc/programs/xgc/getfile.c,v 1.5 2003/05/27 22:27:06 tsi Exp $ */
 
 #include <X11/Intrinsic.h>
 #include <X11/StringDefs.h>
@@ -15,26 +15,22 @@
 
 #include "xgc.h"
 
-extern XStuff X;
-extern Widget topform;
 
 static Widget popupshell = NULL;	/* popup dialog box */
 Widget filename_text_widget;	/* Widget containing the name of
 				   the file the user has selected */
-extern XtAppContext appcontext;
 
-static void kill_popup_shell();
+static void kill_popup_shell(void);
 
 void
-get_filename(success,failure) 
-     void (*success)();		/* what function to call when a filename is
+get_filename(
+     void (*success)(void),	/* what function to call when a filename is
 				   chosen */
-     void (*failure)();		/* what function to call when the user
+     void (*failure)(void))	/* what function to call when the user
 				   cancels */
 {
   static Widget popupform;	/* form inside shell */
   static Widget label;		/* "Filename :" */
-  static Widget cancel;		/* command, select to cancel */
 
   Window dummy1, dummy2;
   int x1,y1,x2,y2;
@@ -138,8 +134,8 @@ get_filename(success,failure)
   cancelargs[0].value = (XtArgVal) filename_text_widget;
   cancelargs[1].value = (XtArgVal) cancelcallbacklist;
 
-  cancel = XtCreateManagedWidget("Cancel",commandWidgetClass,popupform,
-				 cancelargs,XtNumber(cancelargs));
+  (void) XtCreateManagedWidget("Cancel",commandWidgetClass,popupform,
+			       cancelargs,XtNumber(cancelargs));
 
   /* Bring up the popup.  When the user presses cancel or the return key,
   ** the function kill_popup_shell (below) will be called to remove it. */
@@ -153,7 +149,7 @@ get_filename(success,failure)
 */
 
 static void
-kill_popup_shell()
+kill_popup_shell(void)
 {
   XtPopdown(popupshell);
 }
diff --git a/gram.y b/gram.y
index e39d3d5..58f2fd4 100644
--- a/gram.y
+++ b/gram.y
@@ -1,36 +1,18 @@
 /*
 ** grammar for xgc syntax
 */
-/* $XFree86: xc/programs/xgc/gram.y,v 1.3 2000/02/17 14:00:36 dawes Exp $ */
+/* $XFree86: xc/programs/xgc/gram.y,v 1.4 2003/05/07 21:02:07 herrb Exp $ */
 
 %{
 #define YYDEBUG 1
 
 #include <stdio.h>
 #include <X11/X.h>
-#include "constants.h"
+#include <X11/Intrinsic.h>
+#include "xgc.h"
 
 extern int yylineno;
-extern FILE *yyin;
-int yylex();
-void yyerror();
 
-extern void GC_change_function();
-extern void GC_change_foreground();
-extern void GC_change_background();
-extern void GC_change_linewidth();
-extern void GC_change_linestyle();
-extern void GC_change_capstyle();
-extern void GC_change_joinstyle();
-extern void GC_change_fillstyle();
-extern void GC_change_fillrule();
-extern void GC_change_arcmode();
-extern void GC_change_dashlist();
-extern void GC_change_planemask();
-extern void GC_change_font();
-extern void change_test();
-extern void change_percent();
-extern void run_test();
 %}
 
 %union
@@ -109,8 +91,7 @@ stmt		: error
 
 %%
 void
-yyerror(s)
-     const char *s;
+yyerror(const char *s)
 {
   fprintf(stderr, "xgc: syntax error, line %d\n", yylineno);
 }
diff --git a/interpret.c b/interpret.c
index d12922b..ff77c47 100644
--- a/interpret.c
+++ b/interpret.c
@@ -3,7 +3,7 @@
 **
 ** interprets and executes lines in the Xgc syntax.
 */
-/* $XFree86: xc/programs/xgc/interpret.c,v 1.4 2002/01/07 20:38:30 dawes Exp $ */
+/* $XFree86: xc/programs/xgc/interpret.c,v 1.5 2003/05/07 21:02:07 herrb Exp $ */
 
 #include <stdio.h>
 #include <stdlib.h>
@@ -12,55 +12,6 @@
 #include "xgc.h"
 #include "tile"
 
-void change_text();
-void GC_change_function();
-void GC_change_foreground();
-void GC_change_background();
-void GC_change_linewidth();
-void GC_change_linestyle();
-void GC_change_capstyle();
-void GC_change_joinstyle();
-void GC_change_fillstyle();
-void GC_change_fillrule();
-void GC_change_arcmode();
-void GC_change_dashlist();
-void GC_change_planemask();
-void GC_change_font();
-void change_test();
-void change_percent();
-
-extern void update_dashlist();
-extern void update_planemask();
-extern void update_slider();
-extern void select_button();
-extern void run_test();
-extern void print_if_recording();
-
-extern XgcStuff TestStuff;
-extern XgcStuff FunctionStuff;
-extern XgcStuff LinestyleStuff;
-extern XgcStuff CapstyleStuff;
-extern XgcStuff JoinstyleStuff;
-extern XgcStuff FillstyleStuff;
-extern XgcStuff FillruleStuff;
-extern XgcStuff ArcmodeStuff;
-
-extern XStuff X;
-extern ChoiceDesc *GCdescs[];
-extern ChoiceDesc *testchoicedesc;
-extern Widget test;
-extern Widget GCform;
-extern Widget foregroundtext;
-extern Widget backgroundtext;
-extern Widget linewidthtext;
-extern Widget fonttext;
-extern Widget dashlistchoice;
-extern Widget planemaskchoice;
-extern Widget testchoiceform;
-
-extern int fildes[2];
-extern FILE *outend;
-extern FILE *yyin;
 
 /* interpret(string)
 ** -----------------
@@ -74,8 +25,7 @@ extern FILE *yyin;
 */
 
 void
-interpret(string)
-     const char *string;
+interpret(const char *string)
 {
   char word1[20], word2[80];
   int i;
@@ -174,8 +124,7 @@ interpret(string)
 
 #ifdef notdef
 void
-interpret(instring)
-     const char *instring;
+interpret(const char *instring)
 {
   FILE *inend;
   
@@ -199,9 +148,7 @@ interpret(instring)
 */
 
 void
-GC_change_function(function,feedback)
-     int function;
-     Boolean feedback;
+GC_change_function(int function, Boolean feedback)
 {
   XSetFunction(X.dpy,X.gc,function);
   X.gcv.function = function;
@@ -209,9 +156,7 @@ GC_change_function(function,feedback)
 }
 
 void
-GC_change_foreground(foreground,feedback)
-     unsigned long foreground;
-     Boolean feedback;
+GC_change_foreground(unsigned long foreground, Boolean feedback)
 {
   char text[40];
 
@@ -222,15 +167,13 @@ GC_change_foreground(foreground,feedback)
   XSetTile(X.dpy,X.gc,X.tile);
   XSetTile(X.dpy,X.miscgc,X.tile);
   if (feedback) {
-    sprintf(text,"%lu",foreground);
+    snprintf(text, sizeof text, "%lu",foreground);
     change_text(foregroundtext,text);
   }
 }
 
 void
-GC_change_background(background,feedback)
-     unsigned long background;
-     Boolean feedback;
+GC_change_background(unsigned long background, Boolean feedback)
 {
   char text[40];
 
@@ -247,30 +190,26 @@ GC_change_background(background,feedback)
   XClearWindow(X.dpy,XtWindow(test));
 
   if (feedback) {
-    sprintf(text,"%lu",background);
+    snprintf(text, sizeof text, "%lu",background);
     change_text(backgroundtext,text);
   }
 }
 
 void
-GC_change_linewidth(linewidth,feedback)
-     int linewidth;
-     Boolean feedback;
+GC_change_linewidth(int linewidth, Boolean feedback)
 {
   char text[40];
 
   X.gcv.line_width = linewidth;
   XChangeGC(X.dpy,X.gc,GCLineWidth,&X.gcv);
   if (feedback) {
-    sprintf(text,"%d",linewidth);
+    snprintf(text, sizeof text, "%d",linewidth);
     change_text(linewidthtext,text);
   }
 }
 
 void
-GC_change_linestyle(linestyle,feedback)
-     int linestyle;
-     Boolean feedback;
+GC_change_linestyle(int linestyle, Boolean feedback)
 {
   X.gcv.line_style = linestyle;
   XChangeGC(X.dpy,X.gc,GCLineStyle,&X.gcv);
@@ -278,9 +217,7 @@ GC_change_linestyle(linestyle,feedback)
 }
 
 void
-GC_change_capstyle(capstyle,feedback)
-     int capstyle;
-     Boolean feedback;
+GC_change_capstyle(int capstyle, Boolean feedback)
 {
   X.gcv.cap_style = capstyle;
   XChangeGC(X.dpy,X.gc,GCCapStyle,&X.gcv);
@@ -288,9 +225,7 @@ GC_change_capstyle(capstyle,feedback)
 }
 
 void
-GC_change_joinstyle(joinstyle,feedback)
-     int joinstyle;
-     Boolean feedback;
+GC_change_joinstyle(int joinstyle, Boolean feedback)
 {
   X.gcv.join_style = joinstyle;
   XChangeGC(X.dpy,X.gc,GCJoinStyle,&X.gcv);
@@ -298,9 +233,7 @@ GC_change_joinstyle(joinstyle,feedback)
 }
 
 void
-GC_change_fillstyle(fillstyle,feedback)
-     int fillstyle;
-     Boolean feedback;
+GC_change_fillstyle(int fillstyle, Boolean feedback)
 {
   XSetFillStyle(X.dpy,X.gc,fillstyle);
   X.gcv.fill_style = fillstyle;
@@ -308,9 +241,7 @@ GC_change_fillstyle(fillstyle,feedback)
 }
 
 void
-GC_change_fillrule(fillrule,feedback)
-     int fillrule;
-     Boolean feedback;
+GC_change_fillrule(int fillrule, Boolean feedback)
 {
   XSetFillRule(X.dpy,X.gc,fillrule);
   X.gcv.fill_rule = fillrule;
@@ -318,9 +249,7 @@ GC_change_fillrule(fillrule,feedback)
 }
 
 void
-GC_change_arcmode(arcmode,feedback)
-     int arcmode;
-     Boolean feedback;
+GC_change_arcmode(int arcmode, Boolean feedback)
 {
   XSetArcMode(X.dpy,X.gc,arcmode);
   X.gcv.arc_mode = arcmode;
@@ -336,9 +265,7 @@ GC_change_arcmode(arcmode,feedback)
 */
 
 void
-GC_change_dashlist(dashlist,feedback) 
-     int dashlist;
-     Boolean feedback;
+GC_change_dashlist(int dashlist, Boolean feedback) 
 {
   char dasharray[DASHLENGTH];	/* what we're gonna pass to XSetDashes */
   int dashnumber = 0;		/* which element of dasharray we're currently
@@ -381,9 +308,7 @@ GC_change_dashlist(dashlist,feedback)
 }
 
 void
-GC_change_planemask(planemask,feedback)
-     unsigned long planemask;
-     Boolean feedback;
+GC_change_planemask(unsigned long planemask, Boolean feedback)
 {
   XSetPlaneMask(X.dpy,X.gc,planemask);
   X.gcv.plane_mask = planemask;
@@ -391,18 +316,14 @@ GC_change_planemask(planemask,feedback)
 }
 
 void
-change_test(test,feedback) 
-     int test;
-     Boolean feedback;
+change_test(int test, Boolean feedback) 
 {
   X.test = test;
   if (feedback) select_button(testchoicedesc,test);
 }
 
 void
-GC_change_font(str,feedback)
-     const char *str;
-     Boolean feedback;
+GC_change_font(char *str, Boolean feedback)
 {
   int num_fonts;		/* number of fonts that match the string */
 
@@ -415,9 +336,7 @@ GC_change_font(str,feedback)
 }
 
 void
-change_percent(percent,feedback)
-     int percent;
-     Boolean feedback;
+change_percent(int percent, Boolean feedback)
 {
   /* Make sure that percent is valid */
 
diff --git a/main.c b/main.c
index 9d52b10..d269d92 100644
--- a/main.c
+++ b/main.c
@@ -28,7 +28,7 @@ other dealings in this Software without prior written authorization
 from the X Consortium.
 
 */
-/* $XFree86: xc/programs/xgc/main.c,v 1.5 2001/10/28 03:34:34 tsi Exp $ */
+/* $XFree86: xc/programs/xgc/main.c,v 1.7 2003/05/27 22:27:06 tsi Exp $ */
 
 /* xgc
 **
@@ -51,28 +51,12 @@ from the X Consortium.
 #include "tile"
 #include "main.h"
 
-static void fill_up_commandform();
-extern void run_test();
-static void quit();
-static void quitAction();
-static void clear_test_window();
-static void clear_result_window();
-extern void start_playback();
-extern void read_from_keyboard();
-extern void toggle_recordbutton();
-static void set_foreground_and_background();
-extern ChoiceDesc *create_choice();
-extern void choose_defaults();
-extern void line_up_labels();
-extern Widget create_text_choice();
-extern void create_planemask_choice();
-extern void create_dashlist_choice();
-extern void create_testfrac_choice();
-extern void GC_change_foreground();
-extern void GC_change_background();
-extern void GC_change_font();
-extern void close_file_if_recording();
-extern void set_text (Widget ww, char *string);
+static void fill_up_commandform(Widget);
+static void quit(void);
+static void quitAction(Widget, XEvent *, String *, Cardinal *);
+static void clear_test_window(void);
+static void clear_result_window(void);
+static void set_foreground_and_background(void);
 
 #ifdef notdef
 int fildes[2];			/* for pipe */
@@ -98,7 +82,6 @@ static Widget commandform;	/* form with run, quit, clear, etc. */
        Widget test;		/* where the test is run */
        Widget result;           /* where the results are displayed */
 static Widget runbutton;	/* command for running */
-static Widget quitbutton;	/* command for quitting */
 static Widget clearbutton;	/* command for clearing the test window */
        Widget recordbutton;	/* start/stop recording */
 static Widget playbackbutton;	/* playback from file */
@@ -126,9 +109,7 @@ static Widget percentchoice;	/* form for choosing percentage of test */
 */
 
 int
-main(argc,argv)
-     int argc;
-     char **argv;
+main(int argc, char *argv[])
 {
   static Arg shellargs[] = {
     {XtNinput, 	      (XtArgVal) True}
@@ -339,8 +320,7 @@ main(argc,argv)
 */
 
 static void
-fill_up_commandform(w)
-     Widget w;
+fill_up_commandform(Widget w)
 {
   static XtCallbackRec runcallbacklist[] = {
     {(XtCallbackProc) run_test,  NULL},
@@ -432,8 +412,8 @@ fill_up_commandform(w)
 
   quitargs[0].value = (XtArgVal) quitcallbacklist;
   quitargs[1].value = (XtArgVal) keyinputbutton; /* under */
-  quitbutton = XtCreateManagedWidget("Quit",commandWidgetClass,
-   			      w,quitargs,XtNumber(quitargs));
+  (void) XtCreateManagedWidget("Quit",commandWidgetClass,
+			       w,quitargs,XtNumber(quitargs));
     
 }    
 /* quit()
@@ -442,17 +422,13 @@ fill_up_commandform(w)
 */
 
 static void
-quit()
+quit(void)
 {
   close_file_if_recording();
   exit(0);
 }
 
-static void quitAction(w, e, p, n)
-    Widget w;
-    XEvent *e;
-    String *p;
-    Cardinal *n;
+static void quitAction(Widget w, XEvent *e, String *p, Cardinal *n)
 {
     if (e->type == ClientMessage && e->xclient.data.l[0] != wm_delete_window)
 	XBell(XtDisplay(w), 0);
@@ -466,7 +442,7 @@ static void quitAction(w, e, p, n)
 */
 
 static void
-clear_test_window()
+clear_test_window(void)
 {
   XClearWindow(X.dpy,XtWindow(test));
 }
@@ -477,7 +453,7 @@ clear_test_window()
 */
 
 static void
-clear_result_window()
+clear_result_window(void)
 {
   set_text(result, "");
 }
@@ -490,7 +466,7 @@ clear_result_window()
 */
 
 static void
-set_foreground_and_background()
+set_foreground_and_background(void)
 {
   static XtResource resources[] = {
     {XtNforeground, XtCForeground, XtRPixel, sizeof(Pixel),
diff --git a/planemask.c b/planemask.c
index e904aa3..1983432 100644
--- a/planemask.c
+++ b/planemask.c
@@ -7,7 +7,7 @@
 **       functions to create more than one of these planemask choice things
 **       will fail in a big way.
 */
-/* $XFree86: xc/programs/xgc/planemask.c,v 1.3 2000/02/17 14:00:37 dawes Exp $ */
+/* $XFree86: xc/programs/xgc/planemask.c,v 1.4 2003/05/07 21:02:07 herrb Exp $ */
 
 #include <X11/Xos.h>
 #include <stdio.h>
@@ -19,14 +19,7 @@
 #include <X11/Xaw/Toggle.h>
 #include "xgc.h"
 
-static void choose_plane(
-#if NeedFunctionPrototypes
-     Widget, caddr_t, caddr_t
-#endif
-);
-extern void interpret();
-
-extern XStuff X;
+static void choose_plane(Widget, caddr_t, caddr_t);
 
 static unsigned long planemask;	
 static Widget *pm;
@@ -39,8 +32,7 @@ static Widget *pm;
 */
 
 void
-create_planemask_choice(w)
-     Widget w;
+create_planemask_choice(Widget w)
 {
   /* callback list for the toggle widgets */
   static XtCallbackRec callbacklist[] = {
@@ -81,7 +73,7 @@ create_planemask_choice(w)
   num_planes = PlanesOfScreen(X.scr);
 
   planemask = (1<<num_planes)-1;
-  sprintf(buf,"planemask %lu",planemask);
+  snprintf(buf, sizeof buf, "planemask %lu",planemask);
   interpret(buf);
 
   /* Allocate space for stuff that we don't know the size of yet */
@@ -115,7 +107,7 @@ create_planemask_choice(w)
     else
       pmargs[6].value = (XtArgVal) False;
 
-    sprintf(name,"planemask%d",i);
+    snprintf(name, sizeof name, "planemask%d",i);
 
     pminfo[i] = i;		/* which bit we're on; this is needed in
 				   choose_plane (the callback) */
@@ -136,10 +128,7 @@ create_planemask_choice(w)
 
 /*ARGSUSED*/
 static void
-choose_plane(w,closure,call_data)
-     Widget w;
-     caddr_t closure;
-     caddr_t call_data;
+choose_plane(Widget w, caddr_t closure, caddr_t call_data)
 {
   int num;			/* what number button it is */
   Boolean on;			/* is it currently on or off? */
@@ -163,7 +152,7 @@ choose_plane(w,closure,call_data)
   else
     planemask &= ~(1<<num);
 
-  (void) sprintf(buf,"planemask %lu\n",planemask);
+  (void) snprintf(buf, sizeof buf, "planemask %lu\n",planemask);
   interpret(buf);
 }
 
@@ -173,8 +162,7 @@ choose_plane(w,closure,call_data)
 */
 
 void
-update_planemask(mask)
-     long mask;
+update_planemask(long mask)
 {
   int i;			/* counter */
   static Arg maskargs[] = {	/* ArgList for setting toggle state */
diff --git a/record.c b/record.c
index 3884790..b10a3b0 100644
--- a/record.c
+++ b/record.c
@@ -3,7 +3,7 @@
 **
 ** record.c
 */
-/* $XFree86: xc/programs/xgc/record.c,v 1.3 2000/02/17 14:00:37 dawes Exp $ */
+/* $XFree86: xc/programs/xgc/record.c,v 1.4 2003/05/07 21:02:07 herrb Exp $ */
 
 #include <X11/Intrinsic.h>
 #include <X11/StringDefs.h>
@@ -16,33 +16,16 @@
 
 #include "xgc.h"
 
-static void start_recording();
-static void stop_recording();
-static void print_out_gc_values();
-static void chose_playback_filename();
-static void cancel_playback();
-extern void get_filename();
-extern void yyparse();
-
-extern XgcStuff TestStuff;
-extern XgcStuff FunctionStuff;
-extern XgcStuff LinestyleStuff;
-extern XgcStuff CapstyleStuff;
-extern XgcStuff JoinstyleStuff;
-extern XgcStuff FillstyleStuff;
-extern XgcStuff FillruleStuff;
-extern XgcStuff ArcmodeStuff;
-
-extern XStuff X;
-extern Boolean recording;
-extern Widget filename_text_widget, recordbutton;
-
-static void cancel_record();
-static void done_choosing_filename();
+static void start_recording(void);
+static void stop_recording(void);
+static void print_out_gc_values(void);
+static void chose_playback_filename(void);
+static void cancel_playback(void);
+static void done_choosing_filename(void) ;
+static void cancel_record(void);
 
 FILE *recordfile;		/* the file we're recording to */
 FILE *playbackfile;		/* the file we're playing back from */
-extern FILE *yyin;		/* for yyparse */
 
 /* toggle_recordbutton(w,closure,call_data)
 ** ----------------------------------------
@@ -54,10 +37,7 @@ extern FILE *yyin;		/* for yyparse */
 
 /*ARGSUSED*/
 void
-toggle_recordbutton(w,closure,call_data)
-     Widget w;
-     caddr_t closure;
-     caddr_t call_data;
+toggle_recordbutton(Widget w, caddr_t closure, caddr_t call_data)
 {
   /* ArgList for changing the label */
   static Arg recordargs[] = {
@@ -72,7 +52,7 @@ toggle_recordbutton(w,closure,call_data)
   else {
     recording = FALSE;
     stop_recording();
-    sprintf(tmp,"Record");
+    snprintf(tmp, sizeof tmp, "Record");
     recordargs[0].value = (XtArgVal) tmp;
   }
 
@@ -86,7 +66,7 @@ toggle_recordbutton(w,closure,call_data)
 */
 
 static void
-start_recording() 
+start_recording(void) 
 {
   get_filename(done_choosing_filename,cancel_record);
 }
@@ -97,7 +77,7 @@ start_recording()
 */
 
 static void
-stop_recording() 
+stop_recording(void) 
 {
   fclose(recordfile);
 }
@@ -108,7 +88,7 @@ stop_recording()
 */
 
 static void
-cancel_record() 
+cancel_record(void) 
 {
 }
 
@@ -120,7 +100,7 @@ cancel_record()
 */
 
 static void
-done_choosing_filename() 
+done_choosing_filename(void) 
 {
   static Arg recordargs[] = {
     {XtNlabel,        (XtArgVal) NULL},
@@ -134,7 +114,7 @@ done_choosing_filename()
 
   if ((recordfile = fopen(filename,"w")) != NULL) {
     recording = TRUE;
-    sprintf(tmp,"End Record");
+    snprintf(tmp, sizeof tmp, "End Record");
     recordargs[0].value = (XtArgVal) tmp;
     XtSetValues(recordbutton,recordargs,XtNumber(recordargs));
 
@@ -148,8 +128,7 @@ done_choosing_filename()
 */
 
 void
-print_if_recording(str)
-     char *str;
+print_if_recording(const char *str)
 {
   if (recording)
     fprintf(recordfile,"%s",str);
@@ -161,7 +140,7 @@ print_if_recording(str)
 */
 
 void 
-close_file_if_recording()
+close_file_if_recording(void)
 {
   if (recording)
     fclose(recordfile);
@@ -174,7 +153,7 @@ close_file_if_recording()
 */
 
 static void
-print_out_gc_values()
+print_out_gc_values(void)
 {
   int i;
   for (i=0;i<NUM_TESTS;++i) {
@@ -250,7 +229,7 @@ print_out_gc_values()
 */
 
 void
-start_playback()
+start_playback(void)
 {
   get_filename(chose_playback_filename,cancel_playback);
 }
@@ -261,7 +240,7 @@ start_playback()
 */
 
 static void
-cancel_playback()
+cancel_playback(void)
 {
 }
 
@@ -272,7 +251,7 @@ cancel_playback()
 */
 
 static void
-chose_playback_filename()
+chose_playback_filename(void)
 {
   Arg args[1];
   char *filename;
@@ -292,7 +271,7 @@ chose_playback_filename()
 */
 
 void
-read_from_keyboard()
+read_from_keyboard(void)
 {
   yyin = stdin;
   yyparse();
diff --git a/testfrac.c b/testfrac.c
index 56ba951..c00c048 100644
--- a/testfrac.c
+++ b/testfrac.c
@@ -4,7 +4,7 @@
 ** How to make a widget to choose the fraction of tests to be run.
 **
 */
-/* $XFree86: xc/programs/xgc/testfrac.c,v 1.3 2000/02/17 14:00:37 dawes Exp $ */
+/* $XFree86: xc/programs/xgc/testfrac.c,v 1.5 2003/09/13 21:33:11 dawes Exp $ */
 
 #include <stdio.h>
 #include <X11/Intrinsic.h>
@@ -14,10 +14,6 @@
 #include <X11/Xaw/Scrollbar.h>
 #include "xgc.h"
 
-extern void interpret();
-
-extern XtAppContext appcontext;
-
 #define SCROLLBAR_LENGTH 125
 #define SLIDER_LENGTH 0.2	/* proportion of scrollbar taken up
 				   by the slider */
@@ -39,10 +35,7 @@ static int   oldpercent = -1;	/* so we only update when the slider has
 
 /*ARGSUSED*/
 static void
-slider_jump(w, data, position)
-     Widget w;
-     caddr_t data;
-     caddr_t position;
+slider_jump(Widget w, caddr_t data, caddr_t position)
 {
   static Arg percentargs[] = {
     {XtNlabel,   (XtArgVal) NULL}
@@ -74,7 +67,7 @@ slider_jump(w, data, position)
 
   /* Update the label widget */
 
-  sprintf(snewpercent,"%d",(int)(newpercent*100));
+  snprintf(snewpercent, sizeof snewpercent, "%d",(int)(newpercent*100));
   percentargs[0].value = (XtArgVal) snewpercent;
   XtSetValues(percent, percentargs, XtNumber(percentargs));
 }
@@ -87,26 +80,20 @@ slider_jump(w, data, position)
 
 /*ARGSUSED*/
 static void
-slider_scroll(w, data, position)
-     Widget w;
-     caddr_t data;
-     caddr_t position;
-{}
+slider_scroll(Widget w, caddr_t data, caddr_t position)
+{
+}
 
 /*ARGSUSED*/
 static void
-update(w,event,params,num_params)
-     Widget w;
-     XEvent *event;
-     String *params;
-     int *num_params;
+update(Widget w, XEvent *event, String *params, int *num_params)
 {
   char buf[80];
   int newpercent;
 
   newpercent = (int)(fraction * 100.0);
   if (newpercent != oldpercent) {
-    sprintf(buf, "percent %d\n", (int)(fraction * 100.0));
+    snprintf(buf, sizeof buf, "percent %d\n", (int)(fraction * 100.0));
     interpret(buf);
     oldpercent = newpercent;
   }
@@ -125,8 +112,7 @@ update(w,event,params,num_params)
 */
 
 void
-create_testfrac_choice(w)
-     Widget w;
+create_testfrac_choice(Widget w)
 {
   static XtCallbackRec jumpcallbacks[] = {
     {(XtCallbackProc) slider_jump, NULL},
@@ -197,8 +183,7 @@ create_testfrac_choice(w)
 }
 
 void
-update_slider(newpercent)
-     int newpercent;
+update_slider(int newpercent)
 {
   fraction = (float) newpercent / 100.0;
   XawScrollbarSetThumb(slider, fraction / (1.0-SLIDER_LENGTH), SLIDER_LENGTH);
diff --git a/tests.c b/tests.c
index 4d552ef..4b3ab8a 100644
--- a/tests.c
+++ b/tests.c
@@ -1,6 +1,6 @@
 /*
 ** $XConsortium: tests.c,v 1.20 91/06/08 18:57:07 rws Exp $
-** $XFree86: xc/programs/xgc/tests.c,v 1.10 2002/05/31 18:46:13 dawes Exp $
+** $XFree86: xc/programs/xgc/tests.c,v 1.12 2003/10/24 20:38:18 tsi Exp $
 **
 */
 
@@ -28,12 +28,6 @@
 #define random lrand48
 #endif
 
-extern XStuff X;
-extern Widget result;
-
-extern void GC_change_font();
-extern void print_if_recording();
-void show_result();
 
 /* timer(flag)
 ** -----------
@@ -46,8 +40,7 @@ void show_result();
 */
 
 static long
-timer(flag)
-     int flag;
+timer(int flag)
 {
 #if !defined(SYSV)
   static struct timeval starttime;  /* starting time for gettimeofday() */
@@ -96,7 +89,7 @@ timer(flag)
       return((long) NULL);
     }
 #else
-  static long starttime;
+  static time_t starttime;
   
   switch (flag) {
     case StartTimer:
@@ -113,7 +106,7 @@ timer(flag)
 
 
 void
-copyarea_test()
+copyarea_test(void)
 {
   int num_copies = 200;
   int i;
@@ -133,12 +126,12 @@ copyarea_test()
   XSync(X.dpy,0);
   totaltime = timer(EndTimer);
 
-  sprintf(buf,"%.2f seconds.",(double)totaltime/1000000.);
+  snprintf(buf,sizeof buf,"%.2f seconds.",(double)totaltime/1000000.);
   show_result(buf);
 }
 
 void
-copyplane_test()
+copyplane_test(void)
 {
   int num_copies = 200;
   int i;
@@ -166,13 +159,12 @@ copyplane_test()
   totaltime = timer(EndTimer);
   XSetPlaneMask(X.dpy, X.gc, X.gcv.plane_mask);
 
-  sprintf(buf,"%.2f seconds.",(double)totaltime/1000000.);
+  snprintf(buf,sizeof buf,"%.2f seconds.",(double)totaltime/1000000.);
   show_result(buf);
 }
 
 void
-circle_line_test(num_vertices,radius)
-     int num_vertices,radius;
+circle_line_test(int num_vertices, int radius)
 {
   double theta, delta;
   int length, centerx, centery, i;
@@ -201,7 +193,7 @@ circle_line_test(num_vertices,radius)
   XSync(X.dpy,0);
   totaltime = timer(EndTimer);
 
-  sprintf(buf,"%d lines of length %d in %.3f seconds.",num_vertices,
+  snprintf(buf,sizeof buf,"%d lines of length %d in %.3f seconds.",num_vertices,
 	  length,(double)totaltime/1000000.);
   show_result(buf);
 
@@ -211,13 +203,13 @@ circle_line_test(num_vertices,radius)
 
 
 void
-polyline_test()
+polyline_test(void)
 {
   circle_line_test((int)(601*X.percent),190);
 }
 
 void
-polysegment_test()
+polysegment_test(void)
 {
   XSegment *segments;
   int num_segments = 600;
@@ -245,7 +237,7 @@ polysegment_test()
   XSync(X.dpy,0);
   totaltime = end_timer();
   
-  sprintf(buf,"%d segments in %.3f seconds.",num_segments,
+  snprintf(buf,sizeof buf,"%d segments in %.3f seconds.",num_segments,
 	  (double)totaltime/1000000.);
   show_result(buf);
 
@@ -253,7 +245,7 @@ polysegment_test()
 }
 
 void
-polypoint_test()
+polypoint_test(void)
 {
   XPoint *points;
   int num_points = 100000;
@@ -279,7 +271,7 @@ polypoint_test()
   XSync(X.dpy,0);
   totaltime = end_timer();
 
-  sprintf(buf,"%d points in %.3f seconds.",num_points,
+  snprintf(buf,sizeof buf,"%d points in %.3f seconds.",num_points,
 	  (double)totaltime/1000000.);
   show_result(buf);
 
@@ -287,8 +279,7 @@ polypoint_test()
 }
 
 void
-genericrectangle_test(fill)
-     Boolean fill;
+genericrectangle_test(Boolean fill)
 {
   XRectangle *rects;
   int num_rects = 200;
@@ -316,9 +307,9 @@ genericrectangle_test(fill)
   totaltime = end_timer();
 
   if (fill)
-    sprintf(buf,"%d pixels in %.2f seconds.",area,(double)totaltime/1000000.);
+    snprintf(buf,sizeof buf,"%d pixels in %.2f seconds.",area,(double)totaltime/1000000.);
   else
-    sprintf(buf,"Total line length %d in %.3f seconds.",perimeter,
+    snprintf(buf,sizeof buf,"Total line length %d in %.3f seconds.",perimeter,
 	    (double)totaltime/1000000.);
   show_result(buf);
 
@@ -326,13 +317,13 @@ genericrectangle_test(fill)
 }
 
 void
-polyrectangle_test()
+polyrectangle_test(void)
 {
   genericrectangle_test(FALSE);
 }
 
 void
-polyfillrectangle_test()
+polyfillrectangle_test(void)
 {
   genericrectangle_test(TRUE);
 }
@@ -340,7 +331,7 @@ polyfillrectangle_test()
 /*****************************/
 
 void
-fillpolygon_test()
+fillpolygon_test(void)
 {
   int i;
   int points_per_side = 40;
@@ -383,8 +374,7 @@ fillpolygon_test()
 /*****************************/
 
 void
-genericarc_test(fill)
-     Boolean fill;
+genericarc_test(Boolean fill)
 {
   XArc *arcs;
   int num_arcs = 180;
@@ -412,7 +402,7 @@ genericarc_test(fill)
   XSync(X.dpy,0);
   totaltime = end_timer();
 
-  sprintf(buf,"An uncounted number of pixels in %.3f seconds.",
+  snprintf(buf,sizeof buf,"An uncounted number of pixels in %.3f seconds.",
 	  (double)totaltime/1000000.);
   show_result(buf);
 
@@ -420,13 +410,13 @@ genericarc_test(fill)
 }
 
 void
-polyarc_test()
+polyarc_test(void)
 {
   genericarc_test(FALSE);
 }
 
 void
-polyfillarc_test()
+polyfillarc_test(void)
 {
   genericarc_test(TRUE);
 }
@@ -434,7 +424,7 @@ polyfillarc_test()
 static const char string8[] = "pack my box with five dozen liquor jugs";
 
 void
-polytext8_test()
+polytext8_test(void)
 {
   int num_strings = 200;
   int i;
@@ -452,13 +442,13 @@ polytext8_test()
   XSync(X.dpy,0);
   totaltime = end_timer();
 
-  sprintf(buf,"%d strings in %.2f seconds.",num_strings,
+  snprintf(buf,sizeof buf,"%d strings in %.2f seconds.",num_strings,
 	  (double) totaltime/1000000.);
   show_result(buf);
 }
 
 void
-imagetext8_test()
+imagetext8_test(void)
 {
   int num_strings = 200;
   int i;
@@ -476,12 +466,12 @@ imagetext8_test()
   XSync(X.dpy,0);
   totaltime = end_timer();
 
-  sprintf(buf,"%d strings in %.2f seconds.",num_strings,
+  snprintf(buf,sizeof buf,"%d strings in %.2f seconds.",num_strings,
 	  (double) totaltime/1000000.);
   show_result(buf);
 }
 
-static const char unicode_font[] =
+static char unicode_font[] =
   "-misc-fixed-medium-r-semicondensed--13-120-75-75-c-60-iso10646-1";
 
 static const XChar2b string16[] = {
@@ -508,7 +498,7 @@ static const XChar2b string16[] = {
 };
 
 void
-polytext16_test()
+polytext16_test(void)
 {
   int num_strings = 50;
   int i;
@@ -530,13 +520,13 @@ polytext16_test()
 
   GC_change_font(X.fontname,FALSE);
 
-  sprintf(buf,"%d strings in %.2f seconds.",num_strings,
+  snprintf(buf,sizeof buf,"%d strings in %.2f seconds.",num_strings,
 	  (double) totaltime/1000000.);
   show_result(buf);
 }
 
 void
-imagetext16_test()
+imagetext16_test(void)
 {
   int num_strings = 50;
   int i;
@@ -558,13 +548,13 @@ imagetext16_test()
 
   GC_change_font(X.fontname,FALSE);
 
-  sprintf(buf,"%d strings in %.2f seconds.",num_strings,
+  snprintf(buf,sizeof buf,"%d strings in %.2f seconds.",num_strings,
 	  (double) totaltime/1000000.);
   show_result(buf);
 }
 
 void
-putimage_test()
+putimage_test(void)
 {
   int num_copies = 200;
   int i;
@@ -585,7 +575,7 @@ putimage_test()
   XSync(X.dpy,0);
   totaltime = timer(EndTimer);
 
-  sprintf(buf,"%.2f seconds.",(double)totaltime/1000000.);
+  snprintf(buf,sizeof buf,"%.2f seconds.",(double)totaltime/1000000.);
   show_result(buf);
 }
 
@@ -594,7 +584,7 @@ putimage_test()
 /*****************************/
 
 void
-run_test()
+run_test(void)
 {
   XClearWindow(X.dpy,X.win);
 
@@ -628,9 +618,7 @@ run_test()
 */
 
 void
-set_text(w,string)
-     Widget w;
-     char *string;
+set_text(Widget w, char *string)
 {
   static Arg args[2];
 
@@ -640,8 +628,7 @@ set_text(w,string)
 }
 
 void
-show_result(string)
-     char *string;
+show_result(char *string)
 {
   char buf[80];
 
diff --git a/text.c b/text.c
index 7a86137..2193e9a 100644
--- a/text.c
+++ b/text.c
@@ -6,7 +6,7 @@
 ** How to make a text widget that returns a string when the cursor
 ** leaves its window.
 */
-/* $XFree86: xc/programs/xgc/text.c,v 1.3 2000/02/17 14:00:37 dawes Exp $ */
+/* $XFree86: xc/programs/xgc/text.c,v 1.4 2003/05/07 21:02:07 herrb Exp $ */
 
 #include <stdio.h>
 #include <stdlib.h>
@@ -17,11 +17,7 @@
 #include <X11/Xaw/AsciiText.h>
 #include "xgc.h"
 
-static void WriteText();
-extern void interpret();
-
-extern XStuff X;
-extern XtAppContext appcontext;
+static void WriteText(Widget, XEvent *, String *, Cardinal *);
 
 /* the strings which are displayed on the screen, edited, and sent
    to interpret() */
@@ -51,10 +47,7 @@ static const char *names[NUMTEXTWIDGETS] = {"linewidth ","font ","foreground ",
 */
 
 Widget
-create_text_choice(w,type,length,width)
-     Widget w;
-     int type;
-     int length, width;
+create_text_choice(Widget w, int type, int length, int width)
 {
   char translationtable[600];	/* for adding the new action (calling
 				   WriteText() when the pointer leaves) */
@@ -88,7 +81,7 @@ create_text_choice(w,type,length,width)
   ** update the GC accordingly.  The integer passed to WriteText is
   ** so it knows what type of widget was just updated. */
 
-  sprintf(translationtable,
+  snprintf(translationtable,sizeof translationtable,
      "<Leave>:      WriteText(%d)\n\
      Ctrl<Key>J:    Nothing()\n\
      Ctrl<Key>M:    Nothing()\n\
@@ -110,12 +103,16 @@ create_text_choice(w,type,length,width)
   /* text uses type to find out what its string is */
   switch (type) {
   case TForeground:
-    sprintf(textstrings[type],"%d",(int) X.gcv.foreground);
-    sprintf(oldtextstrings[type],"%d",(int) X.gcv.foreground);
+    snprintf(textstrings[type],sizeof textstrings[type], 
+	"%d",(int) X.gcv.foreground);
+    snprintf(oldtextstrings[type],sizeof oldtextstrings[type],
+	"%d",(int) X.gcv.foreground);
     break;
   case TBackground:
-    sprintf(textstrings[type],"%d",(int) X.gcv.background);
-    sprintf(oldtextstrings[type],"%d",(int) X.gcv.background);
+    snprintf(textstrings[type],sizeof textstrings[type],
+	"%d",(int) X.gcv.background);
+    snprintf(oldtextstrings[type],sizeof oldtextstrings[type],
+	"%d",(int) X.gcv.background);
     break;
   default:
     strcpy(textstrings[type],defaultstrings[type]);
@@ -146,11 +143,7 @@ create_text_choice(w,type,length,width)
 
 /*ARGSUSED*/
 static void
-WriteText(w,event,params,num_params)
-     Widget w;
-     XEvent *event;
-     String *params;		/* the type is in here */
-     Cardinal *num_params;
+WriteText(Widget w, XEvent *event, String *params, Cardinal *num_params)
 {
   char mbuf[80];
   int type;			/* which string # to send */
@@ -158,9 +151,9 @@ WriteText(w,event,params,num_params)
   type = atoi(params[0]);
   if (strcmp(textstrings[type],oldtextstrings[type])) {
     strcpy(oldtextstrings[type],textstrings[type]);
-    sprintf(mbuf,names[type]);	/* the right first half */
-    strcat(mbuf,textstrings[type]); /* the right second half */
-    strcat(mbuf,"\n");		/* the right newline */
+    snprintf(mbuf,sizeof mbuf,"%s%s\n", 
+	names[type],		/* the right first half */
+	textstrings[type]);	/* the right second half */
     interpret(mbuf);		/* send it off */
   }
 }
@@ -171,9 +164,7 @@ WriteText(w,event,params,num_params)
 */
 
 void
-change_text(w,newtext)
-     Widget w;
-     String newtext;
+change_text(Widget w, String newtext)
 {
   XawTextBlock text;		/* the new text */
   XawTextPosition first, last;	/* boundaries of the old text */
diff --git a/xgc.h b/xgc.h
index 6d47439..e99d78a 100644
--- a/xgc.h
+++ b/xgc.h
@@ -3,7 +3,7 @@
 **
 ** xgc.h
 */
-/* $XFree86: xc/programs/xgc/xgc.h,v 1.3 2000/02/17 14:00:38 dawes Exp $ */
+/* $XFree86: xc/programs/xgc/xgc.h,v 1.6 2003/09/13 21:33:11 dawes Exp $ */
 
 #include "constants.h"
 
@@ -61,4 +61,108 @@ typedef struct {
   WidgetList widgets;
 } ChoiceDesc;
 
+#ifndef HAS_SNPRINTF
+#include <X11/Xmu/SysUtil.h>
+#define snprintf XmuSnprintf
+#endif
+
+/************/
+
+extern XStuff X;
+extern Widget topform;
+extern XtAppContext appcontext;
+
+extern XgcStuff TestStuff;
+extern XgcStuff FunctionStuff;
+extern XgcStuff LinestyleStuff;
+extern XgcStuff CapstyleStuff;
+extern XgcStuff JoinstyleStuff;
+extern XgcStuff FillstyleStuff;
+extern XgcStuff FillruleStuff;
+extern XgcStuff ArcmodeStuff;
+
+extern ChoiceDesc *GCdescs[];
+extern ChoiceDesc *testchoicedesc;
+extern Widget test;
+extern Widget GCform;
+extern Widget foregroundtext;
+extern Widget backgroundtext;
+extern Widget linewidthtext;
+extern Widget fonttext;
+extern Widget dashlistchoice;
+extern Widget planemaskchoice;
+extern Widget testchoiceform;
+
+extern Widget result;
+
+extern Boolean recording;
+extern Widget filename_text_widget, recordbutton;
+
+extern int fildes[2];
+extern FILE *outend;
+extern FILE *yyin;
+
 /************/
+
+extern void change_percent(int, Boolean);
+extern void change_test(int, Boolean);
+extern void change_text(Widget, String);
+extern void choose_defaults(ChoiceDesc *[], int);
+extern void circle_line_test(int, int);
+extern void close_file_if_recording(void);
+extern void copyarea_test(void);
+extern void copyplane_test(void);
+extern ChoiceDesc * create_choice(Widget, XgcStuff *);
+extern void create_dashlist_choice(Widget);
+extern void create_planemask_choice(Widget);
+extern void create_testfrac_choice(Widget);
+extern Widget create_text_choice(Widget, int, int, int);
+extern void fillpolygon_test(void);
+extern void GC_change_arcmode(int, Boolean);
+extern void GC_change_background(unsigned long, Boolean);
+extern void GC_change_capstyle(int, Boolean);
+extern void GC_change_dashlist(int, Boolean);
+extern void GC_change_fillrule(int, Boolean);
+extern void GC_change_fillstyle(int, Boolean);
+extern void GC_change_font(char *, Boolean);
+extern void GC_change_foreground(unsigned long, Boolean);
+extern void GC_change_function(int, Boolean);
+extern void GC_change_joinstyle(int, Boolean);
+extern void GC_change_linestyle(int, Boolean);
+extern void GC_change_linewidth(int, Boolean);
+extern void GC_change_planemask(unsigned long, Boolean);
+extern void genericarc_test(Boolean);
+extern void genericrectangle_test(Boolean);
+extern void get_filename(void (*)(void), void (*)(void));
+extern void imagetext16_test(void);
+extern void imagetext8_test(void);
+extern void interpret(const char *);
+extern void line_up_labels(ChoiceDesc *[], int);
+extern void polyarc_test(void);
+extern void polyfillarc_test(void);
+extern void polyfillrectangle_test(void);
+extern void polyline_test(void);
+extern void polypoint_test(void);
+extern void polyrectangle_test(void);
+extern void polysegment_test(void);
+extern void polytext16_test(void);
+extern void polytext8_test(void);
+extern void print_if_recording(const char *);
+extern void putimage_test(void);
+extern void read_from_keyboard(void);
+extern void run_test(void);
+extern void select_button(ChoiceDesc *, int);
+extern void set_text(Widget, char *);
+extern void show_result(char *);
+extern void start_playback(void);
+extern void toggle_recordbutton(Widget, caddr_t, caddr_t);
+extern void update_dashlist(int);
+extern void update_planemask(long);
+extern void update_slider(int);
+extern void yyerror(const char *);
+extern int yylex(void);
+extern int yyparse(void);
+extern void yyrestart(FILE *);
+extern int yywrap(void);
+
+