| 13 |
|
#include <stdio.h> |
| 14 |
|
#include <math.h> |
| 15 |
|
#include <sys/ioctl.h> |
| 16 |
+ |
#include <fcntl.h> |
| 17 |
|
|
| 18 |
|
#include <X11/Xlib.h> |
| 19 |
|
#include <X11/cursorfont.h> |
| 70 |
|
|
| 71 |
|
static Colormap ourmap = 0; /* our color map */ |
| 72 |
|
|
| 73 |
+ |
#define IC_X11 0 |
| 74 |
+ |
#define IC_IOCTL 1 |
| 75 |
+ |
#define IC_READ 2 |
| 76 |
+ |
|
| 77 |
+ |
static int inpcheck; /* whence to check input */ |
| 78 |
+ |
|
| 79 |
|
extern char *malloc(), *getcombuf(); |
| 80 |
|
|
| 81 |
|
static int x11_close(), x11_clear(), x11_paintr(), x11_errout(), |
| 136 |
|
} |
| 137 |
|
/* set gamma */ |
| 138 |
|
if ((gv = XGetDefault(ourdisplay, "radiance", "gamma")) != NULL |
| 139 |
< |
|| (gv = getenv("GAMMA")) != NULL) |
| 139 |
> |
|| (gv = getenv("DISPLAY_GAMMA")) != NULL) |
| 140 |
|
make_gmap(atof(gv)); |
| 141 |
|
else |
| 142 |
|
make_gmap(GAMMA); |
| 189 |
|
cmdvec = x11_comout; |
| 190 |
|
if (wrnvec != NULL) |
| 191 |
|
wrnvec = x11_errout; |
| 192 |
+ |
inpcheck = IC_X11; |
| 193 |
|
} else { |
| 194 |
|
x11_driver.comin = std_comin; |
| 195 |
|
x11_driver.comout = std_comout; |
| 196 |
|
cmdvec = std_comout; |
| 197 |
+ |
inpcheck = IC_IOCTL; |
| 198 |
|
} |
| 199 |
|
return(&x11_driver); |
| 200 |
|
} |
| 291 |
|
static |
| 292 |
|
x11_flush() /* flush output */ |
| 293 |
|
{ |
| 294 |
+ |
char buf[256]; |
| 295 |
|
int n; |
| 296 |
|
/* check for input */ |
| 297 |
|
XNoOp(ourdisplay); |
| 298 |
|
n = XPending(ourdisplay); /* from X server */ |
| 299 |
|
while (n-- > 0) |
| 300 |
|
getevent(); |
| 301 |
< |
if (x11_driver.comin == std_comin) { /* from stdin */ |
| 301 |
> |
if (inpcheck == IC_IOCTL) { /* from stdin */ |
| 302 |
|
if (ioctl(fileno(stdin), FIONREAD, &n) < 0) { |
| 303 |
< |
stderr_v("ioctl error on stdin\n"); |
| 304 |
< |
quit(1); |
| 303 |
> |
if (fcntl(fileno(stdin), F_SETFL, FNDELAY) < 0) { |
| 304 |
> |
stderr_v("Cannot change input mode\n"); |
| 305 |
> |
quit(1); |
| 306 |
> |
} |
| 307 |
> |
inpcheck = IC_READ; |
| 308 |
> |
} else |
| 309 |
> |
x11_driver.inpready += n; |
| 310 |
> |
} |
| 311 |
> |
if (inpcheck == IC_READ) { |
| 312 |
> |
n = read(fileno(stdin), buf, sizeof(buf)-1); |
| 313 |
> |
if (n > 0) { |
| 314 |
> |
buf[n] = '\0'; |
| 315 |
> |
strcpy(getcombuf(&x11_driver), buf); |
| 316 |
|
} |
| 296 |
– |
x11_driver.inpready += n; |
| 317 |
|
} |
| 318 |
|
} |
| 319 |
|
|