diff options
Diffstat (limited to 'xcalc.c')
| -rw-r--r-- | xcalc.c | 79 |
1 files changed, 25 insertions, 54 deletions
@@ -40,10 +40,9 @@ from the X Consortium. */ #include <stdio.h> +#include <stdlib.h> #include <math.h> #include <signal.h> -#include <X11/Intrinsic.h> -#include <X11/StringDefs.h> #include <X11/Xatom.h> #include <X11/Shell.h> #include <X11/Xaw/Cardinals.h> @@ -53,18 +52,20 @@ from the X Consortium. #include <X11/Xaw/Toggle.h> #include <X11/cursorfont.h> #include "xcalc.h" -#include "actions.h" -#ifndef IEEE -extern signal_t fperr(); -extern signal_t illerr(); -#endif +static Boolean convert(Widget w, Atom *selection, Atom *target, Atom *type, + XtPointer *value, unsigned long *length, int *format); +static void create_keypad(Widget parent); +static void create_display(Widget parent); +static void create_calculator(Widget shell); +static void done(Widget w, Atom *selection, Atom *target); +static void lose(Widget w, Atom *selection); +static void Syntax(int argc, char **argv); /* * global data */ int rpn = 0; /* Reverse Polish Notation (HP mode) flag */ -#define LCD_STR_LEN 32 char dispstr[LCD_STR_LEN]; /* string to show up in the LCD */ Atom wm_delete_window; /* see ICCCM section 5.2.2 */ @@ -112,16 +113,10 @@ static XtResource Resources[] = { int -main(argc, argv) - int argc; - char **argv; +main(int argc, char **argv) { Arg args[3]; - void create_calculator(); - void Quit(), Syntax(); - - XtSetLanguageProc(NULL, (XtLanguageProc) NULL, NULL); toplevel = XtAppInitialize(&xtcontext, "XCalc", Options, XtNumber(Options), @@ -136,7 +131,7 @@ main(argc, argv) create_calculator(toplevel); - XtAppAddActions(xtcontext, Actions, XtNumber(Actions)); + XtAppAddActions(xtcontext, Actions, ActionsCount); XtOverrideTranslations(toplevel, XtParseTranslationTable("<Message>WM_PROTOCOLS: quit()\n")); @@ -172,12 +167,8 @@ main(argc, argv) return 0; } -void create_calculator(shell) - Widget shell; +static void create_calculator(Widget shell) { - void create_display(); - void create_keypad(); - rpn = appResources.rpn; calculator = XtCreateManagedWidget(rpn ? "hp" : "ti", formWidgetClass, shell, (ArgList) NULL, ZERO); @@ -189,8 +180,7 @@ void create_calculator(shell) /* * Do the calculator data display widgets. */ -void create_display(parent) - Widget parent; +static void create_display(Widget parent) { Widget bevel, screen; static Arg args[] = { @@ -242,8 +232,7 @@ void create_display(parent) * these defaults in an environment-specific resource file. */ -void create_keypad(parent) - Widget parent; +static void create_keypad(Widget parent) { static char *Keyboard[] = { "button1", "button2", "button3", "button4", "button5", @@ -272,8 +261,7 @@ void create_keypad(parent) /* * called by math routines to write to the liquid crystal display. */ -void draw(string) - char *string; +void draw(char *string) { Arg args[1]; @@ -283,9 +271,7 @@ void draw(string) /* * called by math routines to turn on and off the display indicators. */ -void setflag(indicator, on) - int indicator; - Boolean on; +void setflag(int indicator, Boolean on) { if (on) XtMapWidget(ind[indicator]); else XtUnmapWidget(ind[indicator]); @@ -294,7 +280,7 @@ void setflag(indicator, on) /* * ring the bell. */ -void ringbell() +void ringbell(void) { XBell(dpy, 0); } @@ -302,9 +288,8 @@ void ringbell() /* * die. */ -void Quit() +void Quit(void) { - extern void exit(); XtDestroyApplicationContext(xtcontext); exit(0); } @@ -312,12 +297,10 @@ void Quit() /* * recite and die. */ -void Syntax(argc, argv) - int argc; - char **argv; +static void Syntax(int argc, char **argv) { register int i; - extern void exit(); + (void) fprintf(stderr, "%s: unknown options:", argv[0]); for (i=1; i <argc; i++) (void) fprintf(stderr, " %s", argv[i]); @@ -339,14 +322,8 @@ void Syntax(argc, argv) */ /*ARGSUSED*/ -Boolean convert(w, selection, target, type, value, length, format) - Widget w; - Atom *selection; - Atom *target; - Atom *type; - XtPointer *value; - unsigned long *length; - int *format; +static Boolean convert(Widget w, Atom *selection, Atom *target, Atom *type, + XtPointer *value, unsigned long *length, int *format) { if (*target == XA_STRING) { @@ -364,9 +341,7 @@ Boolean convert(w, selection, target, type, value, length, format) * called when xcalc loses ownership of the selection. */ /*ARGSUSED*/ -void lose(w, selection) - Widget w; - Atom *selection; +static void lose(Widget w, Atom *selection) { XawToggleUnsetCurrent(LCD); } @@ -375,10 +350,7 @@ void lose(w, selection) * called when some other client got the selection. */ /*ARGSUSED*/ -void done(w, selection, target) - Widget w; - Atom *selection; - Atom *target; +static void done(Widget w, Atom *selection, Atom *target) { selstr[0] = '\0'; } @@ -386,8 +358,7 @@ void done(w, selection, target) /* * called by the selection() action routine, in response to user action. */ -void do_select(time) - Time time; +void do_select(Time time) { Boolean state; Arg args[1]; |