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/* Copyright (c) 1992 Regents of the University of California */ |
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|
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#ifndef lint |
2 |
< |
static char SCCSid[] = "$SunId$ LBL"; |
2 |
> |
static const char RCSid[] = "$Id$"; |
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#endif |
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|
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/* |
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* x11.c - driver for X-windows version 11 |
9 |
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* |
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* Jan 1990 |
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*/ |
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#include <stdio.h> |
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#include <math.h> |
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#include "copyright.h" |
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|
10 |
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#include "standard.h" |
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#include <sys/ioctl.h> |
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#include <fcntl.h> |
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< |
#ifdef sparc |
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#include <sys/conf.h> |
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< |
#include <sys/file.h> |
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< |
#include <sys/filio.h> |
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> |
#if !defined(FNDELAY) && defined(O_NONBLOCK) |
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#define FNDELAY O_NONBLOCK |
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#endif |
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|
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#include <X11/Xlib.h> |
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#include <X11/cursorfont.h> |
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#include <X11/Xutil.h> |
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|
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#include "platform.h" |
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#include "color.h" |
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#include "driver.h" |
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#include "x11twind.h" |
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|
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static int inpcheck; /* whence to check input */ |
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|
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extern char *malloc(); |
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> |
static void x11_errout(char *msg); |
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|
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static int x11_close(), x11_clear(), x11_paintr(), x11_errout(), |
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x11_getcur(), x11_comout(), x11_comin(), x11_flush(); |
80 |
> |
static dr_closef_t x11_close; |
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> |
static dr_clearf_t x11_clear; |
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> |
static dr_paintrf_t x11_paintr; |
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> |
static dr_getcurf_t x11_getcur; |
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> |
static dr_comoutf_t x11_comout; |
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> |
static dr_cominf_t x11_comin; |
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static dr_flushf_t x11_flush; |
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|
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static int std_comin(), std_comout(); |
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static dr_cominf_t std_comin; |
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static dr_comoutf_t std_comout; |
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|
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static struct driver x11_driver = { |
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x11_close, x11_clear, x11_paintr, x11_getcur, |
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NULL, NULL, x11_flush, 1.0 |
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}; |
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|
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static int getpixels(), xnewcolr(), freepixels(), resizewindow(), |
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getevent(), getkey(), fixwindow(), x11_getc(); |
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static unsigned long true_pixel(); |
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static dr_getchf_t x11_getc; |
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|
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static void freepixels(void); |
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static int getpixels(void); |
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static dr_newcolrf_t xnewcolr; |
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static unsigned long true_pixel(COLOR col); |
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static void getevent(void); |
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static void getkey(XKeyPressedEvent *ekey); |
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static void fixwindow(XExposeEvent *eexp); |
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static void resizewindow(XConfigureEvent *ersz); |
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struct driver * |
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x11_init(name, id) /* initialize driver */ |
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char *name, *id; |
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extern dr_initf_t x11_init; /* XXX this should be in a seperate header file */ |
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|
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|
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extern struct driver * |
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x11_init( /* initialize driver */ |
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char *name, |
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char *id |
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) |
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{ |
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extern char *getenv(); |
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char *gv; |
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int nplanes; |
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XSetWindowAttributes ourwinattr; |
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/* open display server */ |
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ourdisplay = XOpenDisplay(NULL); |
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if (ourdisplay == NULL) { |
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stderr_v("cannot open X-windows; DISPLAY variable set?\n"); |
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eputs("cannot open X-windows; DISPLAY variable set?\n"); |
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return(NULL); |
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} |
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/* find a usable visual */ |
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nplanes = DisplayPlanes(ourdisplay, ourscreen); |
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if (XMatchVisualInfo(ourdisplay,ourscreen, |
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24,TrueColor,&ourvinfo) || |
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nplanes>12?nplanes:24,TrueColor,&ourvinfo) || |
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XMatchVisualInfo(ourdisplay,ourscreen, |
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24,DirectColor,&ourvinfo)) { |
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nplanes>12?nplanes:24,DirectColor,&ourvinfo)) { |
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ourblack = 0; |
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ourwhite = ourvinfo.red_mask | |
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ourvinfo.green_mask | |
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ourvinfo.blue_mask ; |
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} else { |
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if (nplanes < 4) { |
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stderr_v("not enough colors\n"); |
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eputs("not enough colors\n"); |
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return(NULL); |
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} |
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if (!XMatchVisualInfo(ourdisplay,ourscreen, |
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nplanes,PseudoColor,&ourvinfo) && |
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!XMatchVisualInfo(ourdisplay,ourscreen, |
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nplanes,GrayScale,&ourvinfo)) { |
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stderr_v("unsupported visual type\n"); |
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eputs("unsupported visual type\n"); |
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return(NULL); |
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} |
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ourblack = BlackPixel(ourdisplay,ourscreen); |
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/* X11 command line or no? */ |
159 |
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if (!strcmp(name, "x11")) |
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comheight = COMHEIGHT; |
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else /* "x11d" */ |
161 |
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else /* "x11d" */ { |
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comheight = 0; |
163 |
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#ifndef FNDELAY |
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eputs("warning: x11d driver not fully functional on this machine\n"); |
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#endif |
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} |
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/* open window */ |
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ourwinattr.background_pixel = ourblack; |
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ourwinattr.border_pixel = ourblack; |
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BORWIDTH, ourvinfo.depth, InputOutput, ourvinfo.visual, |
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CWBackPixel|CWBorderPixel|CWColormap, &ourwinattr); |
178 |
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if (gwind == 0) { |
179 |
< |
stderr_v("cannot create window\n"); |
179 |
> |
eputs("cannot create window\n"); |
180 |
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return(NULL); |
181 |
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} |
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XStoreName(ourdisplay, gwind, id); |
205 |
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if (comheight) { |
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x11_driver.comin = x11_comin; |
207 |
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x11_driver.comout = x11_comout; |
208 |
< |
cmdvec = x11_comout; |
209 |
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if (wrnvec != NULL) |
210 |
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wrnvec = x11_errout; |
208 |
> |
erract[COMMAND].pf = x11_comout; |
209 |
> |
/* doesn't work with raypcalls.c |
210 |
> |
if (erract[WARNING].pf != NULL) |
211 |
> |
erract[WARNING].pf = x11_errout; |
212 |
> |
*/ |
213 |
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inpcheck = IC_X11; |
214 |
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} else { |
215 |
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x11_driver.comin = std_comin; |
216 |
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x11_driver.comout = std_comout; |
217 |
< |
cmdvec = std_comout; |
217 |
> |
erract[COMMAND].pf = std_comout; |
218 |
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inpcheck = IC_IOCTL; |
219 |
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} |
220 |
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return(&x11_driver); |
221 |
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} |
222 |
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|
223 |
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|
224 |
< |
static |
225 |
< |
x11_close() /* close our display */ |
224 |
> |
static void |
225 |
> |
x11_close(void) /* close our display */ |
226 |
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{ |
227 |
< |
cmdvec = NULL; /* reset error vectors */ |
228 |
< |
if (wrnvec != NULL) |
229 |
< |
wrnvec = stderr_v; |
227 |
> |
erract[COMMAND].pf = NULL; /* reset error vectors */ |
228 |
> |
if (erract[WARNING].pf != NULL) |
229 |
> |
erract[WARNING].pf = wputs; |
230 |
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if (ourdisplay == NULL) |
231 |
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return; |
232 |
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if (comline != NULL) { |
244 |
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} |
245 |
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|
246 |
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|
247 |
< |
static |
248 |
< |
x11_clear(xres, yres) /* clear our display */ |
249 |
< |
int xres, yres; |
247 |
> |
static void |
248 |
> |
x11_clear( /* clear our display */ |
249 |
> |
int xres, |
250 |
> |
int yres |
251 |
> |
) |
252 |
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{ |
253 |
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/* check limits */ |
254 |
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if (xres < MINWIDTH) |
267 |
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} |
268 |
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XClearWindow(ourdisplay, gwind); |
269 |
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/* reinitialize color table */ |
270 |
< |
if (ourvinfo.class == PseudoColor || ourvinfo.class == GrayScale) |
270 |
> |
if (ourvinfo.class == PseudoColor || ourvinfo.class == GrayScale) { |
271 |
|
if (getpixels() == 0) |
272 |
< |
stderr_v("cannot allocate colors\n"); |
272 |
> |
eputs("cannot allocate colors\n"); |
273 |
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else |
274 |
|
new_ctab(ncolors); |
275 |
+ |
} |
276 |
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/* get new command line */ |
277 |
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if (comline != NULL) |
278 |
|
xt_close(comline); |
280 |
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comline = xt_open(ourdisplay, gwind, 0, gheight, gwidth, |
281 |
|
comheight, 0, ourblack, ourwhite, COMFN); |
282 |
|
if (comline == NULL) { |
283 |
< |
stderr_v("Cannot open command line window\n"); |
283 |
> |
eputs("cannot open command line window\n"); |
284 |
|
quit(1); |
285 |
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} |
286 |
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XSelectInput(ourdisplay, comline->w, ExposureMask); |
293 |
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} |
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|
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|
296 |
< |
static |
297 |
< |
x11_paintr(col, xmin, ymin, xmax, ymax) /* fill a rectangle */ |
298 |
< |
COLOR col; |
299 |
< |
int xmin, ymin, xmax, ymax; |
296 |
> |
static void |
297 |
> |
x11_paintr( /* fill a rectangle */ |
298 |
> |
COLOR col, |
299 |
> |
int xmin, |
300 |
> |
int ymin, |
301 |
> |
int xmax, |
302 |
> |
int ymax |
303 |
> |
) |
304 |
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{ |
305 |
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unsigned long pixel; |
306 |
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|
316 |
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} |
317 |
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|
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|
319 |
< |
static |
320 |
< |
x11_flush() /* flush output */ |
319 |
> |
static void |
320 |
> |
x11_flush(void) /* flush output */ |
321 |
|
{ |
322 |
|
char buf[256]; |
323 |
|
int n; |
334 |
|
if (1) { |
335 |
|
#endif |
336 |
|
if (fcntl(fileno(stdin), F_SETFL, FNDELAY) < 0) { |
337 |
< |
stderr_v("Cannot change input mode\n"); |
337 |
> |
eputs("cannot change input mode\n"); |
338 |
|
quit(1); |
339 |
|
} |
340 |
|
inpcheck = IC_READ; |
352 |
|
} |
353 |
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|
354 |
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|
355 |
< |
static |
356 |
< |
x11_comin(inp, prompt) /* read in a command line */ |
357 |
< |
char *inp, *prompt; |
355 |
> |
static void |
356 |
> |
x11_comin( /* read in a command line */ |
357 |
> |
char *inp, |
358 |
> |
char *prompt |
359 |
> |
) |
360 |
|
{ |
361 |
|
if (prompt != NULL) { |
362 |
|
x11_flush(); /* make sure we get everything */ |
370 |
|
} |
371 |
|
|
372 |
|
|
373 |
< |
static |
374 |
< |
x11_comout(outp) /* output a string to command line */ |
375 |
< |
char *outp; |
373 |
> |
static void |
374 |
> |
x11_comout( /* output a string to command line */ |
375 |
> |
const char *outp |
376 |
> |
) |
377 |
|
{ |
378 |
< |
if (comline == NULL) |
378 |
> |
if (comline == NULL || outp == NULL || !outp[0]) |
379 |
|
return; |
380 |
|
xt_puts(outp, comline); |
381 |
|
if (outp[strlen(outp)-1] == '\n') |
383 |
|
} |
384 |
|
|
385 |
|
|
386 |
< |
static |
387 |
< |
x11_errout(msg) /* output an error message */ |
388 |
< |
char *msg; |
386 |
> |
static void |
387 |
> |
x11_errout( /* output an error message */ |
388 |
> |
char *msg |
389 |
> |
) |
390 |
|
{ |
391 |
< |
stderr_v(msg); /* send to stderr also! */ |
391 |
> |
eputs(msg); /* send to stderr also! */ |
392 |
|
x11_comout(msg); |
393 |
|
} |
394 |
|
|
395 |
|
|
396 |
< |
static |
397 |
< |
std_comin(inp, prompt) /* read in command line from stdin */ |
398 |
< |
char *inp, *prompt; |
396 |
> |
static void |
397 |
> |
std_comin( /* read in command line from stdin */ |
398 |
> |
char *inp, |
399 |
> |
char *prompt |
400 |
> |
) |
401 |
|
{ |
373 |
– |
extern char *gets(); |
374 |
– |
|
402 |
|
if (prompt != NULL) { |
403 |
|
if (fromcombuf(inp, &x11_driver)) |
404 |
|
return; |
405 |
|
if (!x11_driver.inpready) |
406 |
< |
fputs(prompt, stdout); |
406 |
> |
std_comout(prompt); |
407 |
|
} |
408 |
|
#ifdef FNDELAY |
409 |
|
if (inpcheck == IC_READ) { /* turn off FNDELAY */ |
410 |
|
if (fcntl(fileno(stdin), F_SETFL, 0) < 0) { |
411 |
< |
stderr_v("Cannot change input mode\n"); |
411 |
> |
eputs("cannot change input mode\n"); |
412 |
|
quit(1); |
413 |
|
} |
414 |
|
inpcheck = IC_IOCTL; |
424 |
|
} |
425 |
|
|
426 |
|
|
427 |
< |
static |
428 |
< |
std_comout(outp) /* write out string to stdout */ |
429 |
< |
char *outp; |
427 |
> |
static void |
428 |
> |
std_comout( /* write out string to stdout */ |
429 |
> |
const char *outp |
430 |
> |
) |
431 |
|
{ |
432 |
|
fputs(outp, stdout); |
433 |
|
fflush(stdout); |
435 |
|
|
436 |
|
|
437 |
|
static int |
438 |
< |
x11_getcur(xp, yp) /* get cursor position */ |
439 |
< |
int *xp, *yp; |
438 |
> |
x11_getcur( /* get cursor position */ |
439 |
> |
int *xp, |
440 |
> |
int *yp |
441 |
> |
) |
442 |
|
{ |
443 |
|
while (XGrabPointer(ourdisplay, gwind, True, ButtonPressMask, |
444 |
|
GrabModeAsync, GrabModeAsync, None, pickcursor, |
465 |
|
} |
466 |
|
|
467 |
|
|
468 |
< |
static |
469 |
< |
xnewcolr(ndx, r, g, b) /* enter a color into hardware table */ |
470 |
< |
int ndx; |
471 |
< |
int r, g, b; |
468 |
> |
static void |
469 |
> |
xnewcolr( /* enter a color into hardware table */ |
470 |
> |
int ndx, |
471 |
> |
int r, |
472 |
> |
int g, |
473 |
> |
int b |
474 |
> |
) |
475 |
|
{ |
476 |
|
XColor xcolor; |
477 |
|
|
486 |
|
|
487 |
|
|
488 |
|
static int |
489 |
< |
getpixels() /* get the color map */ |
489 |
> |
getpixels(void) /* get the color map */ |
490 |
|
{ |
491 |
|
XColor thiscolor; |
492 |
|
register int i, j; |
508 |
|
return(ncolors = 0); |
509 |
|
if (XAllocColorCells(ourdisplay,ourmap,0,NULL,0,pixval,ncolors)) |
510 |
|
break; |
511 |
< |
free((char *)pixval); |
511 |
> |
free((void *)pixval); |
512 |
|
pixval = NULL; |
513 |
|
} |
514 |
|
if (pixval == NULL) { |
537 |
|
} |
538 |
|
|
539 |
|
|
540 |
< |
static |
541 |
< |
freepixels() /* free our pixels */ |
540 |
> |
static void |
541 |
> |
freepixels(void) /* free our pixels */ |
542 |
|
{ |
543 |
|
if (ncolors == 0) |
544 |
|
return; |
545 |
|
XFreeColors(ourdisplay,ourmap,pixval,ncolors,0L); |
546 |
< |
free((char *)pixval); |
546 |
> |
free((void *)pixval); |
547 |
|
pixval = NULL; |
548 |
|
ncolors = 0; |
549 |
|
if (ourmap != DefaultColormap(ourdisplay,ourscreen)) |
553 |
|
|
554 |
|
|
555 |
|
static unsigned long |
556 |
< |
true_pixel(col) /* return true pixel value for color */ |
557 |
< |
COLOR col; |
556 |
> |
true_pixel( /* return true pixel value for color */ |
557 |
> |
COLOR col |
558 |
> |
) |
559 |
|
{ |
560 |
|
unsigned long rval; |
561 |
< |
BYTE rgb[3]; |
561 |
> |
uby8 rgb[3]; |
562 |
|
|
563 |
|
map_color(rgb, col); |
564 |
|
rval = ourvinfo.red_mask*rgb[RED]/255 & ourvinfo.red_mask; |
569 |
|
|
570 |
|
|
571 |
|
static int |
572 |
< |
x11_getc() /* get a command character */ |
572 |
> |
x11_getc(void) /* get a command character */ |
573 |
|
{ |
574 |
|
while (c_last <= c_first) { |
575 |
|
c_first = c_last = 0; /* reset */ |
580 |
|
} |
581 |
|
|
582 |
|
|
583 |
< |
static |
584 |
< |
getevent() /* get next event */ |
583 |
> |
static void |
584 |
> |
getevent(void) /* get next event */ |
585 |
|
{ |
586 |
|
XNextEvent(ourdisplay, levptr(XEvent)); |
587 |
|
switch (levptr(XEvent)->type) { |
594 |
|
break; |
595 |
|
case MapNotify: |
596 |
|
if (ourvinfo.class == PseudoColor || |
597 |
< |
ourvinfo.class == GrayScale) |
597 |
> |
ourvinfo.class == GrayScale) { |
598 |
|
if (getpixels() == 0) |
599 |
< |
stderr_v("Cannot allocate colors\n"); |
599 |
> |
eputs("cannot allocate colors\n"); |
600 |
|
else |
601 |
|
new_ctab(ncolors); |
602 |
+ |
} |
603 |
|
mapped = 1; |
604 |
|
break; |
605 |
|
case Expose: |
614 |
|
} |
615 |
|
|
616 |
|
|
617 |
< |
static |
618 |
< |
getkey(ekey) /* get input key */ |
619 |
< |
register XKeyPressedEvent *ekey; |
617 |
> |
static void |
618 |
> |
getkey( /* get input key */ |
619 |
> |
register XKeyPressedEvent *ekey |
620 |
> |
) |
621 |
|
{ |
622 |
|
register int n; |
623 |
|
|
628 |
|
} |
629 |
|
|
630 |
|
|
631 |
< |
static |
632 |
< |
fixwindow(eexp) /* repair damage to window */ |
633 |
< |
register XExposeEvent *eexp; |
631 |
> |
static void |
632 |
> |
fixwindow( /* repair damage to window */ |
633 |
> |
register XExposeEvent *eexp |
634 |
> |
) |
635 |
|
{ |
636 |
|
char buf[80]; |
637 |
|
|
647 |
|
} |
648 |
|
|
649 |
|
|
650 |
< |
static |
651 |
< |
resizewindow(ersz) /* resize window */ |
652 |
< |
register XConfigureEvent *ersz; |
650 |
> |
static void |
651 |
> |
resizewindow( /* resize window */ |
652 |
> |
register XConfigureEvent *ersz |
653 |
> |
) |
654 |
|
{ |
655 |
|
if (ersz->width == gwidth && ersz->height-comheight == gheight) |
656 |
|
return; |