3 * Return X display size to shell script
5 * (c) 1998 Straylight/Edgeware
8 /*----- Licensing notice --------------------------------------------------*
10 * This file is part of the Edgeware X tools collection.
12 * X tools is free software; you can redistribute it and/or modify
13 * it under the terms of the GNU General Public License as published by
14 * the Free Software Foundation; either version 2 of the License, or
15 * (at your option) any later version.
17 * X tools is distributed in the hope that it will be useful,
18 * but WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 * GNU General Public License for more details.
22 * You should have received a copy of the GNU General Public License
23 * along with X tools; if not, write to the Free Software Foundation,
24 * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
27 /*----- Header files ------------------------------------------------------*/
35 #include <mLib/mdwopt.h>
36 #include <mLib/quis.h>
38 /*----- Main code ---------------------------------------------------------*/
40 static void version(FILE *fp)
41 { fprintf(fp, "%s (xtoys version " VERSION ")\n", QUIS); }
43 static void usage(FILE *fp)
44 { fprintf(fp, "Usage: %s [-bcx] [-d display]\n", QUIS); }
46 static void help(FILE *fp)
52 "Reads the size of the X root window and outputs it in a form suitable\n"
53 "for use as a shell assignment statement, defining variables XWIDTH and\n"
58 "-h, --help Display this help text\n"
59 "-u, --usage Display a short usage summary\n"
60 "-v, --version Display the program's version number\n"
62 "-d, --display=DISPLAY Choose X display to connect to\n"
63 "-b, --bourne-shell Output text suitable for a Bourne shell\n"
64 "-c, --c-shell Output text suitable for a C shell\n"
65 "-x, --export Export the variables into the environment\n",
69 int main(int argc, char *argv[])
73 const char *display = 0;
83 /* --- Parse command line options --- */
88 static struct option opt[] = {
89 { "help", 0, 0, 'h' },
90 { "usage", 0, 0, 'u' },
91 { "version", 0, 0, 'v' },
92 { "display", OPTF_ARGREQ, 0, 'd' },
93 { "bourne-shell", 0, 0, 'b' },
94 { "c-shell", 0, 0, 'c' },
95 { "export", 0, 0, 'x' },
99 int i = getopt_long(argc, argv, "huv d:bcx", opt, 0);
135 /* --- Sort out the shell type --- *
137 * If the shell name contains the string `csh' then assume it's a C shell.
138 * Otherwise assume it's Bourne. This seems to work in practice.
141 if (!(f & f_shell)) {
145 if (strstr(s, "csh"))
151 if ((f & f_sh) && (f & f_csh)) {
152 fprintf(stderr, "xscsize: make your mind up about your shell type\n");
156 /* --- Get the important information --- */
158 dpy = XOpenDisplay(display);
160 fprintf(stderr, "xscsize: couldn't open display\n");
163 sc = DefaultScreen(dpy);
164 wd = DisplayWidth(dpy, sc);
165 ht = DisplayHeight(dpy, sc);
168 /* --- Do the output thing --- */
171 printf("XWIDTH=%lu XHEIGHT=%lu", wd, ht);
173 printf("; export XWIDTH XHEIGHT");
177 printf("setenv XWIDTH %lu; setenv XHEIGHT %lu", wd, ht);
179 printf("set XWIDTH=%lu XHEIGHT=%lu", wd, ht);
188 /*----- That's all, folks -------------------------------------------------*/