/* -*-c-*-
- *
- * $Id: xscsize.c,v 1.6 2004/04/08 01:36:29 mdw Exp $
*
* Return X display size to shell script
*
* (c) 1998 Straylight/Edgeware
*/
-/*----- Licensing notice --------------------------------------------------*
+/*----- Licensing notice --------------------------------------------------*
*
* This file is part of the Edgeware X tools collection.
*
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
- *
+ *
* X tools is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
- *
+ *
* You should have received a copy of the GNU General Public License
* along with X tools; if not, write to the Free Software Foundation,
* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
/*----- Main code ---------------------------------------------------------*/
static void version(FILE *fp)
-{
- fprintf(fp, "%s (xtoys version " VERSION ")\n", QUIS);
-}
+ { fprintf(fp, "%s (xtoys version " VERSION ")\n", QUIS); }
static void usage(FILE *fp)
+ { fprintf(fp, "Usage: %s [-bcx] [-d display]\n", QUIS); }
+
+static void help(FILE *fp)
{
- fprintf(fp, "Usage: %s [-bcx] [-d display]\n", QUIS);
+ version(fp);
+ fputc('\n', fp);
+ usage(stdout);
+ fputs("\n"
+"Reads the size of the X root window and outputs it in a form suitable\n"
+"for use as a shell assignment statement, defining variables XWIDTH and\n"
+"XHEIGHT.\n"
+"\n"
+"Options:\n"
+"\n"
+"-h, --help Display this help text\n"
+"-u, --usage Display a short usage summary\n"
+"-v, --version Display the program's version number\n"
+"\n"
+"-d, --display=DISPLAY Choose X display to connect to\n"
+"-b, --bourne-shell Output text suitable for a Bourne shell\n"
+"-c, --c-shell Output text suitable for a C shell\n"
+"-x, --export Export the variables into the environment\n",
+ fp);
}
int main(int argc, char *argv[])
{
+ Display *dpy;
+ const char *s;
const char *display = 0;
unsigned f = 0;
unsigned long wd, ht;
+ int sc;
#define f_sh 1u
#define f_csh 2u
break;
switch (i) {
case 'h':
- version(stdout);
- fputs("\n", stdout);
- usage(stdout);
- fputs(
-"\n"
-"Reads the size of the X root window and outputs it in a form suitable\n"
-"for use as a shell assignment statement, defining variables XWIDTH and\n"
-"XHEIGHT.\n"
-"\n"
-"Options:\n"
-"\n"
-"-h, --help Display this help text\n"
-"-u, --usage Display a short usage summary\n"
-"-v, --version Display the program's version number\n"
-"\n"
-"-d, --display=DISPLAY Choose X display to connect to\n"
-"-b, --bourne-shell Output text suitable for a Bourne shell\n"
-"-c, --c-shell Output text suitable for a C shell\n"
-"-x, --export Export the variables into the environment\n",
- stdout);
+ help(stdout);
exit(0);
break;
case 'u':
version(stdout);
exit(0);
break;
-
+
case 'd':
display = optarg;
break;
*/
if (!(f & f_shell)) {
- const char *s = getenv("SHELL");
+ s = getenv("SHELL");
if (!s)
f |= f_sh;
if (strstr(s, "csh"))
/* --- Get the important information --- */
- {
- Display *dpy = XOpenDisplay(display);
- int sc;
- if (!dpy) {
- fprintf(stderr, "xscsize: couldn't open display\n");
- exit(EXIT_FAILURE);
- }
- sc = DefaultScreen(dpy);
- wd = DisplayWidth(dpy, sc);
- ht = DisplayHeight(dpy, sc);
- XCloseDisplay(dpy);
+ dpy = XOpenDisplay(display);
+ if (!dpy) {
+ fprintf(stderr, "xscsize: couldn't open display\n");
+ exit(EXIT_FAILURE);
}
+ sc = DefaultScreen(dpy);
+ wd = DisplayWidth(dpy, sc);
+ ht = DisplayHeight(dpy, sc);
+ XCloseDisplay(dpy);
/* --- Do the output thing --- */