diff options
| author |  John Kohl <jtkohl@mit.edu> | 1989-11-15 06:35:33 +0000 |
|---|---|---|
| committer | John Kohl <jtkohl@mit.edu> | 1989-11-15 06:35:33 +0000 |
| commit | e85c1cf099e4c6b863675623fd59c0c711fd1239 (patch) | |
| tree | dffaf37ba6b2ffef1f9fa5e8295fadd3bfe2c605 /zwgc/subscriptions.c | |
| parent | f51f5b84d81d8b1b1d887dd4918ae58e521a94ce (diff) | |
add stuff for %host%, %canon% support
Diffstat (limited to 'zwgc/subscriptions.c')
| -rw-r--r-- | zwgc/subscriptions.c | 41 |
1 files changed, 38 insertions, 3 deletions
diff --git a/zwgc/subscriptions.c b/zwgc/subscriptions.c index 34165cf..f091006 100644 --- a/zwgc/subscriptions.c +++ b/zwgc/subscriptions.c @@ -13,7 +13,7 @@ */ #if (!defined(lint) && !defined(SABER)) -static char rcsid_subscriptions_c[] = "$Header$"; +static char rcsid_subscriptions_c[] = "$Id$"; #endif #include <zephyr/mit-copyright.h> @@ -26,6 +26,8 @@ static char rcsid_subscriptions_c[] = "$Header$"; #include <stdio.h> #include <zephyr/zephyr.h> +#include <sys/param.h> +#include <netdb.h> #include "new_memory.h" #include "new_string.h" #include "int_dictionary.h" @@ -215,11 +217,44 @@ static void unsubscribe(class, instance, recipient) /* */ /****************************************************************************/ +#define TOKEN_HOSTNAME "%host%" +#define TOKEN_CANONNAME "%canon%" +#define TOKEN_ME "%me%" +#define TOKEN_WILD "*" + +char ourhost[MAXHOSTNAMELEN],ourhostcanon[MAXHOSTNAMELEN]; + +static void inithosts() +{ + struct hostent *hent; + if (gethostname(ourhost,sizeof(ourhost)-1) == -1) { + ERROR3("unable to retrieve hostname, %s and %s will be wrong in subscriptions.", TOKEN_HOSTNAME, TOKEN_CANONNAME); + return; + } + + if (!(hent = gethostbyname(ourhost))) { + ERROR2("unable to resolve hostname, %s will be wrong in subscriptions.", TOKEN_CANONNAME); + return; + } + (void) strncpy(ourhostcanon,hent->h_name, sizeof(ourhostcanon)-1); + return; +} + static void macro_sub(str) char *str; { - if (string_Eq(str, "%me%")) - strcpy(str, ZGetSender()); + static int initedhosts = 0; + + if (!initedhosts) { + inithosts(); + initedhosts = 1; + } + if (string_Eq(str, TOKEN_ME)) + strcpy(str, ZGetSender()); + else if (string_Eq(str, TOKEN_HOSTNAME)) + strcpy(str, ourhost); + else if (string_Eq(str, TOKEN_CANONNAME)) + strcpy(str, ourhostcanon); } #define UNSUBSCRIBE_CHARACTER '!' |