X-Git-Url: https://vcs.fsf.org/?a=blobdiff_plain;ds=sidebyside;f=src%2Fsrc%2Fexim.c;h=85a7c812c34ceb65caf87e9a73f772292fac027d;hb=0eb51736637f6c93a2fd6cb65316f8ae11f0a0be;hp=fa0cf4940d8420c04484f72d107f583170333e4b;hpb=eea58ada63dde3265728daccc037d3a376b25f45;p=exim.git

diff --git a/src/src/exim.c b/src/src/exim.c
index fa0cf4940..85a7c812c 100644
--- a/src/src/exim.c
+++ b/src/src/exim.c
@@ -267,6 +267,10 @@ will wait for ever, so we panic in this instance. (There was a case of this
 when a bug in a function that calls milliwait() caused it to pass invalid data.
 That's when I added the check. :-)
 
+We assume it to be not worth sleeping for under 100us; this value will
+require revisiting as hardware advances.  This avoids the issue of
+a zero-valued timer setting meaning "never fire".
+
 Argument:  an itimerval structure containing the interval
 Returns:   nothing
 */
@@ -276,6 +280,9 @@ milliwait(struct itimerval *itval)
 {
 sigset_t sigmask;
 sigset_t old_sigmask;
+
+if (itval->it_value.tv_usec < 100 && itval->it_value.tv_sec == 0)
+  return;
 (void)sigemptyset(&sigmask);                           /* Empty mask */
 (void)sigaddset(&sigmask, SIGALRM);                    /* Add SIGALRM */
 (void)sigprocmask(SIG_BLOCK, &sigmask, &old_sigmask);  /* Block SIGALRM */
@@ -399,9 +406,10 @@ if (exim_tvcmp(&now_tv, then_tv) <= 0)
     if (!running_in_test_harness)
       {
       debug_printf("tick check: %lu.%06lu %lu.%06lu\n",
-        then_tv->tv_sec, then_tv->tv_usec, now_tv.tv_sec, now_tv.tv_usec);
+        then_tv->tv_sec, (long) then_tv->tv_usec,
+       	now_tv.tv_sec, (long) now_tv.tv_usec);
       debug_printf("waiting %lu.%06lu\n", itval.it_value.tv_sec,
-        itval.it_value.tv_usec);
+        (long) itval.it_value.tv_usec);
       }
     }
 
@@ -804,6 +812,12 @@ fprintf(f, "Support for:");
 #ifdef WITH_OLD_DEMIME
   fprintf(f, " Old_Demime");
 #endif
+#ifndef DISABLE_PRDR
+  fprintf(f, " PRDR");
+#endif
+#ifndef DISABLE_OCSP
+  fprintf(f, " OCSP");
+#endif
 #ifdef EXPERIMENTAL_SPF
   fprintf(f, " Experimental_SPF");
 #endif
@@ -813,18 +827,15 @@ fprintf(f, "Support for:");
 #ifdef EXPERIMENTAL_BRIGHTMAIL
   fprintf(f, " Experimental_Brightmail");
 #endif
+#ifdef EXPERIMENTAL_DANE
+  fprintf(f, " Experimental_DANE");
+#endif
 #ifdef EXPERIMENTAL_DCC
   fprintf(f, " Experimental_DCC");
 #endif
 #ifdef EXPERIMENTAL_DMARC
   fprintf(f, " Experimental_DMARC");
 #endif
-#ifdef EXPERIMENTAL_OCSP
-  fprintf(f, " Experimental_OCSP");
-#endif
-#ifdef EXPERIMENTAL_PRDR
-  fprintf(f, " Experimental_PRDR");
-#endif
 #ifdef EXPERIMENTAL_PROXY
   fprintf(f, " Experimental_Proxy");
 #endif
@@ -834,6 +845,12 @@ fprintf(f, "Support for:");
 #ifdef EXPERIMENTAL_REDIS
   fprintf(f, " Experimental_Redis");
 #endif
+#ifdef EXPERIMENTAL_CERTNAMES
+  fprintf(f, " Experimental_Certnames");
+#endif
+#ifdef EXPERIMENTAL_DSN
+  fprintf(f, " Experimental_DSN");
+#endif
 fprintf(f, "\n");
 
 fprintf(f, "Lookups (built-in):");
@@ -2656,6 +2673,16 @@ for (i = 1; i < argc; i++)
       break;
       }
 
+    #ifdef EXPERIMENTAL_DSN
+    /* -MCD: set the smtp_use_dsn flag; this indicates that the host
+       that exim is connected to supports the esmtp extension DSN */
+    else if (strcmp(argrest, "CD") == 0)
+      {
+      smtp_use_dsn = TRUE;
+      break;
+      }
+    #endif
+
     /* -MCP: set the smtp_use_pipelining flag; this is useful only when
     it preceded -MC (see above) */