* Exim - an Internet mail transport agent *
*************************************************/
-/* Copyright (c) University of Cambridge 1995 - 2009 */
+/* Copyright (c) University of Cambridge 1995 - 2012 */
/* See the file NOTICE for conditions of use and distribution. */
static void
show_whats_supported(FILE *f)
{
+ auth_info *authi;
+
#ifdef DB_VERSION_STRING
fprintf(f, "Berkeley DB: %s\n", DB_VERSION_STRING);
#elif defined(BTREEVERSION) && defined(HASHVERSION)
fprintf(f, " cdb");
#endif
#if defined(LOOKUP_DBM) && LOOKUP_DBM!=2
- fprintf(f, " dbm dbmnz");
+ fprintf(f, " dbm dbmjz dbmnz");
#endif
#if defined(LOOKUP_DNSDB) && LOOKUP_DNSDB!=2
fprintf(f, " dnsdb");
#ifdef AUTH_DOVECOT
fprintf(f, " dovecot");
#endif
+#ifdef AUTH_GSASL
+ fprintf(f, " gsasl");
+#endif
+#ifdef AUTH_HEIMDAL_GSSAPI
+ fprintf(f, " heimdal_gssapi");
+#endif
#ifdef AUTH_PLAINTEXT
fprintf(f, " plaintext");
#endif
tls_version_report(f);
#endif
-#ifdef AUTH_CYRUS_SASL
- auth_cyrus_sasl_version_report(f);
-#endif
+ for (authi = auths_available; *authi->driver_name != '\0'; ++authi) {
+ if (authi->version_report) {
+ (*authi->version_report)(f);
+ }
+ }
+ /* PCRE_PRERELEASE is either defined and empty or a bare sequence of
+ characters; unless it's an ancient version of PCRE in which case it
+ is not defined. */
+#ifndef PCRE_PRERELEASE
+#define PCRE_PRERELEASE
+#endif
+#define QUOTE(X) #X
+#define EXPAND_AND_QUOTE(X) QUOTE(X)
fprintf(f, "Library version: PCRE: Compile: %d.%d%s\n"
" Runtime: %s\n",
PCRE_MAJOR, PCRE_MINOR,
- /* PRE_PRERELEASE is either defined and empty or a string.
- * unless its an ancient version of PCRE in which case it
- * is not defined */
-#ifdef PCRE_PRERELEASE
- PCRE_PRERELEASE "",
-#else
- "",
-#endif
+ EXPAND_AND_QUOTE(PCRE_PRERELEASE) "",
pcre_version());
+#undef QUOTE
+#undef EXPAND_AND_QUOTE
init_lookup_list();
for (i = 0; i < lookup_list_count; i++)
void (**fn_addhist_ptr)(const char *))
{
void *dlhandle;
-void *dlhandle_curses = dlopen("libcurses.so", RTLD_GLOBAL|RTLD_LAZY);
+void *dlhandle_curses = dlopen("libcurses." DYNLIB_FN_EXT, RTLD_GLOBAL|RTLD_LAZY);
-dlhandle = dlopen("libreadline.so", RTLD_GLOBAL|RTLD_NOW);
+dlhandle = dlopen("libreadline." DYNLIB_FN_EXT, RTLD_GLOBAL|RTLD_NOW);
if (dlhandle_curses != NULL) dlclose(dlhandle_curses);
if (dlhandle != NULL)
show_whats_supported(stdout);
}
+ /* -bw: inetd wait mode, accept a listening socket as stdin */
+
+ else if (*argrest == 'w')
+ {
+ inetd_wait_mode = TRUE;
+ background_daemon = FALSE;
+ daemon_listen = TRUE;
+ if (*(++argrest) != '\0')
+ {
+ inetd_wait_timeout = readconf_readtime(argrest, 0, FALSE);
+ if (inetd_wait_timeout <= 0)
+ {
+ fprintf(stderr, "exim: bad time value %s: abandoned\n", argv[i]);
+ exit(EXIT_FAILURE);
+ }
+ }
+ }
+
else badarg = TRUE;
break;
daemon_listen && queue_interval == 0
) ||
(
+ inetd_wait_mode && queue_interval >= 0
+ ) ||
+ (
list_options &&
(checking || smtp_input || extract_recipients ||
filter_test != FTEST_NONE || bi_option)
}
}
+/* Initialise lookup_list
+If debugging, already called above via version reporting.
+In either case, we initialise the list of available lookups while running
+as root. All dynamically modules are loaded from a directory which is
+hard-coded into the binary and is code which, if not a module, would be
+part of Exim already. Ability to modify the content of the directory
+is equivalent to the ability to modify a setuid binary!
+
+This needs to happen before we read the main configuration. */
+init_lookup_list();
+
/* Read the main runtime configuration data; this gives up if there
is a failure. It leaves the configuration file open so that the subsequent
configuration data for delivery can be read if needed. */
+/* To be safe: change the working directory to /. */
+if (Uchdir("/") < 0)
+ {
+ perror("exim: chdir `/': ");
+ exit(EXIT_FAILURE);
+ }
+
readconf_main();
+if (cleanup_environment() == FALSE)
+ log_write(0, LOG_PANIC_DIE, "Can't cleanup environment");
+
+
/* Handle the decoding of logging options. */
decode_bits(&log_write_selector, &log_extra_selector, 0, 0,
#ifdef TMPDIR
{
uschar **p;
- for (p = USS environ; *p != NULL; p++)
+ if (environ) for (p = USS environ; *p != NULL; p++)
{
if (Ustrncmp(*p, "TMPDIR=", 7) == 0 &&
Ustrcmp(*p+7, TMPDIR) != 0)
uschar **new;
uschar **newp;
int count = 0;
- while (*p++ != NULL) count++;
+ if (environ) while (*p++ != NULL) count++;
if (envtz == NULL) count++;
newp = new = malloc(sizeof(uschar *) * (count + 1));
- for (p = USS environ; *p != NULL; p++)
+ if (environ) for (p = USS environ; *p != NULL; p++)
{
if (Ustrncmp(*p, "TZ=", 3) == 0) continue;
*newp++ = *p;
}
#endif /* EXIM_PERL */
-/* Initialise lookup_list
-If debugging, already called above via version reporting.
-This does mean that debugging causes the list to be initialised while root.
-This *should* be harmless -- all modules are loaded from a fixed dir and
-it's code that would, if not a module, be part of Exim already. */
-init_lookup_list();
-
/* Log the arguments of the call if the configuration file said so. This is
a debugging feature for finding out what arguments certain MUAs actually use.
Don't attempt it if logging is disabled, or if listing variables or if
(Ustrcmp(argv[i], "router") == 0 ||
Ustrcmp(argv[i], "transport") == 0 ||
Ustrcmp(argv[i], "authenticator") == 0 ||
- Ustrcmp(argv[i], "macro") == 0))
+ Ustrcmp(argv[i], "macro") == 0 ||
+ Ustrcmp(argv[i], "environment") == 0))
{
readconf_print(argv[i+1], argv[i]);
i++;
for incoming messages via the daemon. The daemon cannot be run in mua_wrapper
mode. */
-if (daemon_listen || queue_interval > 0)
+if (daemon_listen || inetd_wait_mode || queue_interval > 0)
{
if (mua_wrapper)
{