diff options
Diffstat (limited to 'hostmux')
| -rw-r--r-- | hostmux/hostmux.c | 5 | ||||
| -rw-r--r-- | hostmux/hostmux.h | 10 | ||||
| -rw-r--r-- | hostmux/mux.c | 15 |
3 files changed, 22 insertions, 8 deletions
diff --git a/hostmux/hostmux.c b/hostmux/hostmux.c index 3778613c..5296527b 100644 --- a/hostmux/hostmux.c +++ b/hostmux/hostmux.c @@ -45,6 +45,9 @@ static const struct argp_option options[] = "The string to replace in the translator specification with the hostname;" " if empty, or doesn't occur, the hostname is appended as additional" " argument instead (default `" DEFAULT_HOST_PAT "')" }, + { "canonicalize", 'C', 0, 0, + "Canonicalize hostname before passing it to TRANSLATOR, aliases will" + " show up as symbolic links to the canonicalized entry" }, { 0 } }; static const char args_doc[] = "TRANSLATOR [ARG...]"; @@ -97,6 +100,8 @@ main (int argc, char **argv) { case 'H': mux.host_pat = arg; break; + case 'C': + mux.canonicalize = 1; break; case ARGP_KEY_NO_ARGS: argp_usage (state); case ARGP_KEY_ARGS: diff --git a/hostmux/hostmux.h b/hostmux/hostmux.h index e6cfb767..4f971473 100644 --- a/hostmux/hostmux.h +++ b/hostmux/hostmux.h @@ -55,6 +55,9 @@ struct hostmux argument. */ char *host_pat; + /* Whether we should canonicalize host names or not. */ + boolean_t canonicalize; + /* Constant fields for host stat entries. */ struct stat stat_template; @@ -69,9 +72,10 @@ struct hostmux_name const char *name; /* Looked up name (may be a number). */ const char *canon; /* The canonical (fq) host name. */ - /* A filesystem node associated with NAME. If NAME = CANON, then this will - refer to a node with a translator for that host, otherwise, the node - will be a symbolic link to the canonical name. */ + /* A filesystem node associated with NAME. If canonicalize is 0 or + NAME = CANON, then this will refer to a node with a translator for that + host, otherwise, the node will be a symbolic link to the canonical name. + */ struct node *node; ino_t fileno; /* The inode number for this entry. */ diff --git a/hostmux/mux.c b/hostmux/mux.c index 737240af..81d3961f 100644 --- a/hostmux/mux.c +++ b/hostmux/mux.c @@ -283,7 +283,7 @@ lookup_addrinfo (struct hostmux *mux, const char *host, struct addrinfo *he, return ENOMEM; nm->name = strdup (host); - if (strcmp (host, he->ai_canonname) == 0) + if (!he || strcmp (host, he->ai_canonname) == 0) nm->canon = nm->name; else nm->canon = strdup (he->ai_canonname); @@ -340,12 +340,17 @@ lookup_host (struct hostmux *mux, const char *host, struct node **node) if (was_cached) return 0; - h_err = getaddrinfo (host, NULL, &hints, &ai); - if (! h_err) + if (mux->canonicalize) { - h_err = lookup_addrinfo (mux, host, ai, node); - freeaddrinfo (ai); + h_err = getaddrinfo (host, NULL, &hints, &ai); + if (! h_err) + { + h_err = lookup_addrinfo (mux, host, ai, node); + freeaddrinfo (ai); + } } + else + h_err = lookup_addrinfo (mux, host, NULL, node); return h_err; } |