1944fcc15SGarrett Wollman /*
2944fcc15SGarrett Wollman * printmsg.c: print a message on the console
3944fcc15SGarrett Wollman */
41a37aa56SDavid E. O'Brien #include <paths.h>
5944fcc15SGarrett Wollman #include <stdio.h>
6944fcc15SGarrett Wollman
main(argc,argv)7944fcc15SGarrett Wollman main(argc, argv)
8944fcc15SGarrett Wollman int argc;
9944fcc15SGarrett Wollman char *argv[];
10944fcc15SGarrett Wollman {
11944fcc15SGarrett Wollman char *message;
12944fcc15SGarrett Wollman
13944fcc15SGarrett Wollman if (argc < 2) {
14944fcc15SGarrett Wollman fprintf(stderr, "usage: %s <message>\n", argv[0]);
15944fcc15SGarrett Wollman exit(1);
16944fcc15SGarrett Wollman }
17944fcc15SGarrett Wollman message = argv[1];
18944fcc15SGarrett Wollman
19944fcc15SGarrett Wollman if (!printmessage(message)) {
20944fcc15SGarrett Wollman fprintf(stderr, "%s: sorry, couldn't print your message\n",
21944fcc15SGarrett Wollman argv[0]);
22944fcc15SGarrett Wollman exit(1);
23944fcc15SGarrett Wollman }
24944fcc15SGarrett Wollman printf("Message delivered!\n");
25944fcc15SGarrett Wollman }
26944fcc15SGarrett Wollman
27944fcc15SGarrett Wollman /*
28944fcc15SGarrett Wollman * Print a message to the console.
29944fcc15SGarrett Wollman * Return a boolean indicating whether the message was actually printed.
30944fcc15SGarrett Wollman */
printmessage(msg)31944fcc15SGarrett Wollman printmessage(msg)
32944fcc15SGarrett Wollman char *msg;
33944fcc15SGarrett Wollman {
34944fcc15SGarrett Wollman FILE *f;
35944fcc15SGarrett Wollman
361a37aa56SDavid E. O'Brien f = fopen(_PATH_CONSOLE, "w");
37944fcc15SGarrett Wollman if (f == NULL) {
38944fcc15SGarrett Wollman return (0);
39944fcc15SGarrett Wollman }
40944fcc15SGarrett Wollman fprintf(f, "%s\n", msg);
41944fcc15SGarrett Wollman fclose(f);
42944fcc15SGarrett Wollman return(1);
43944fcc15SGarrett Wollman }
44