*
* Usage: fortuned -h give all info
*
- * $Id: FortuneServer.c,v 1.1 2002/08/18 10:34:10 piccardi Exp $
+ * $Id: FortuneServer.c,v 1.2 2002/08/18 14:38:04 piccardi Exp $
*
****************************************************************/
/*
int main(int argc, char *argv[])
{
/* Variables definition */
- int n = 0;
- FILE *fortunefile;
- char *fortunefilename = "/usr/share/misc/fortune/fortune.it";
+ int i, n = 0;
+ char *fortunefilename = "/usr/share/games/fortunes/kids";
char *fifoname = "/tmp/fortune.fifo";
char **fortune;
char line[80];
* Input section: decode parameters passed in the calling
* Use getopt function
*/
- int i;
- opterr = 0; /* don't want writing to stderr */
+ opterr = 0; /* don't want writing to stderr */
while ( (i = getopt(argc, argv, "hn:f:")) != -1) {
switch (i) {
/*
n = strtol(optarg, NULL, 10);
fortune = (char **) calloc(sizeof(*fortune), n);
break;
- case '?': /* unrecognized options */
+ case '?': /* unrecognized options */
printf("Unrecognized options -%c\n",optopt);
usage();
- default: /* should not reached */
+ default: /* should not reached */
usage();
}
}
* Main code beginning
*
* ***********************************************************/
- if (n==0) { /* if no pool depth exit */
- usage(); /* print usage info */
- }
- i = FortuneParse(fortunefilename, fortune, n);
- for (n=0; n<i; n++) debug("%s", fortune[n]);
+ if (n==0) usage(); /* if no pool depth exit printing usage info */
+ i = FortuneParse(fortunefilename, fortune, n); /* parse phrases */
+ for (n=0; n<i; n++) debug("%s\n\n", fortune[n]);
/*
* Comunication section
*/
- if (mkfifo(fifoname, 0622)) {
+ if (mkfifo(fifoname, 0622)) { /* create well known fifo if does't exist */
if (errno!=EEXIST) {
perror("Cannot create well known fifo");
exit(-1);
}
}
+ /* Main body: loop over requests */
while (1) {
- fifo_server = open(fifoname, O_RDONLY);
+ fifo_server = open(fifoname, O_RDONLY); /* open well known fifo */
if (fifo_server < 0) {
perror("Cannot open well known fifo");
exit(-1);
}
- nread = read(fifo_server, line, 79);
+ nread = read(fifo_server, line, 79); /* read request */
line[nread] = 0;
debug("%s %d\n", line,nread);
- n = random() % i;
+ n = random() % i; /* select random value */
debug("fortune[%d]=%s\n", n, fortune[n]);
- fifo_client = open(line, O_WRONLY);
- nread = write(fifo_client, fortune[n], strlen(fortune[n])+1);
- close(fifo_client);
- close(fifo_server);
+ fifo_client = open(line, O_WRONLY); /* open client fifo */
+ nread = write(fifo_client, /* write phrase */
+ fortune[n], strlen(fortune[n])+1);
+ close(fifo_client); /* close well known fifo */
+ close(fifo_server); /* close client fifo */
}
}
/*