Adding .gitignore

Compilation throws a ton of warnings, but it's unclear if those
are expected (i.e., pre-existing) or not. Compilation works, but
the resulting executable dies with an error:

"upvar won't create a scalar variable that looks like an array element"

.gitignore

@@ -0,0 +1,36 @@
+### From https://raw.githubusercontent.com/github/gitignore/master/C.gitignore###
+
+# Object files
+*.o
+*.ko
+*.obj
+*.elf
+
+# Precompiled Headers
+*.gch
+*.pch
+
+# Libraries
+*.lib
+*.a
+*.la
+*.lo
+
+# Shared objects (inc. Windows DLLs)
+*.dll
+*.so
+*.so.*
+*.dylib
+
+# Executables
+*.exe
+*.out
+*.app
+*.i*86
+*.x86_64
+*.hex
+
+# Debug files
+*.dSYM/
+
+

Makefile

@@ -12,12 +12,10 @@ prefix =		/usr
 exec_prefix =		${prefix}
 
 # Where to create the tkgoodstuff library directory 
-#TKG_LIBRARY =		$(prefix)/lib/tkgoodstuff
-TKG_LIBRARY =		./lib/tkgoodstuff
+TKG_LIBRARY =		$(prefix)/lib/tkgoodstuff
 
 # Where to put the executable scripts (tkgoodstuff, Dialer)
-#BIN_INSTALL_DIR =	$(exec_prefix)/bin
-BIN_INSTALL_DIR =	./bin
+BIN_INSTALL_DIR =	$(exec_prefix)/bin
 
 # english or french 
 TKG_LANGUAGE =		english
@@ -26,7 +24,7 @@ TKG_LANGUAGE =		english
 EXECSHELL =		$(BIN_INSTALL_DIR)/tkgwish$(VERSION)
 
 SRCDIR =		.
-TCLSH =			/usr/bin/tclsh8.0
+TCLSH =			/usr/bin/tclsh8.5
 INSTALL =		/usr/bin/install -c
 INSTALL_PROGRAM =	${INSTALL}
 INSTALL_DATA =		${INSTALL} -m 644

libs/tkInt.h

@@ -32,7 +32,7 @@
 
 typedef struct TkColormap TkColormap;
 typedef struct TkGrabEvent TkGrabEvent;
-typedef struct Tk_PostscriptInfo Tk_PostscriptInfo;
+/*typedef struct Tk_PostscriptInfo Tk_PostscriptInfo;*/
 typedef struct TkpCursor *TkpCursor;
 typedef struct TkRegion_ *TkRegion;
 typedef struct TkStressedCmap TkStressedCmap;
@@ -674,15 +674,16 @@ extern TkDisplay *tkDisplayList;
  * to the outside world:
  */
 
-extern Tk_Uid			tkActiveUid;
+/* a few things here were extern; removed -- JSG */
+Tk_Uid			tkActiveUid;
 extern Tk_ImageType		tkBitmapImageType;
-extern Tk_Uid			tkDisabledUid;
+Tk_Uid			tkDisabledUid;
 extern Tk_PhotoImageFormat	tkImgFmtGIF;
 extern void			(*tkHandleEventProc) _ANSI_ARGS_((
     				    XEvent* eventPtr));
 extern Tk_PhotoImageFormat	tkImgFmtPPM;
 extern TkMainInfo		*tkMainWindowList;
-extern Tk_Uid			tkNormalUid;
+Tk_Uid			tkNormalUid;
 extern Tk_ImageType		tkPhotoImageType;
 extern Tcl_HashTable		tkPredefBitmapTable;
 extern int			tkSendSerial;

libs/tkUnixPort.h

@@ -135,7 +135,7 @@ extern int errno;
  * in any other header file.
  */
 
-extern void		panic();
+/*extern void		panic();*/
 
 /*
  * These functions do nothing under Unix, so we just eliminate calls to them.

libs/tkgButton.c

@@ -382,7 +382,7 @@ TkgButtonCreate(clientData, interp, argc, argv, type)
     Tk_SetClass(new, classNames[type]);
     butPtr = TkpCreateTkgButton(new);
 
-    TkSetClassProcs(new, &tkpTkgButtonProcs, (ClientData) butPtr);
+    Tk_SetClassProcs(new, &tkpTkgButtonProcs, (ClientData) butPtr);
 
     /*
      * Initialize the data structure for the button.