X-Git-Url: https://git.exim.org/users/jgh/exim.git/blobdiff_plain/12815ef098371280559b2f9f2d4c8241c4cd0f24..aefbeb18345c135636594d892fd5bb3e7a1c5edd:/src/src/exim.c

diff --git a/src/src/exim.c b/src/src/exim.c
index 477b82aa4..9424b95f7 100644
--- a/src/src/exim.c
+++ b/src/src/exim.c
@@ -110,7 +110,7 @@ if (use_malloc)
   pcre_free = function_store_free;
   }
 if (caseless) options |= PCRE_CASELESS;
-yield = pcre_compile(CCS pattern, options, (const char **)&error, &offset, NULL);
+yield = pcre_compile(CCS pattern, options, CCSS &error, &offset, NULL);
 pcre_malloc = function_store_get;
 pcre_free = function_dummy_free;
 if (yield == NULL)
@@ -1114,6 +1114,9 @@ show_db_version(fp);
 #ifdef SUPPORT_I18N
   utf8_version_report(fp);
 #endif
+#ifdef SUPPORT_SPF
+  spf_lib_version_report(fp);
+#endif
 
   for (auth_info * authi = auths_available; *authi->driver_name != '\0'; ++authi)
     if (authi->version_report)
@@ -1262,9 +1265,9 @@ void *dlhandle;
 void *dlhandle_curses = dlopen("libcurses." DYNLIB_FN_EXT, RTLD_GLOBAL|RTLD_LAZY);
 
 dlhandle = dlopen("libreadline." DYNLIB_FN_EXT, RTLD_GLOBAL|RTLD_NOW);
-if (dlhandle_curses != NULL) dlclose(dlhandle_curses);
+if (dlhandle_curses) dlclose(dlhandle_curses);
 
-if (dlhandle != NULL)
+if (dlhandle)
   {
   /* Checked manual pages; at least in GNU Readline 6.1, the prototypes are:
    *   char * readline (const char *prompt);
@@ -1274,9 +1277,7 @@ if (dlhandle != NULL)
   *fn_addhist_ptr = (void(*)(const char*))dlsym(dlhandle, "add_history");
   }
 else
-  {
   DEBUG(D_any) debug_printf("failed to load readline: %s\n", dlerror());
-  }
 
 return dlhandle;
 }
@@ -3638,11 +3639,15 @@ an error return. The following code should cope with both types of system.
  in the call to exim_setugid().
 
 However, if this process isn't running as root, setgroups() can't be used
-since you have to be root to run it, even if throwing away groups. Not being
-root here happens only in some unusual configurations. We just ignore the
-error. */
+since you have to be root to run it, even if throwing away groups.
+Except, sigh, for Hurd - where you can.
+Not being root here happens only in some unusual configurations. */
 
-if (setgroups(0, NULL) != 0 && setgroups(1, group_list) != 0 && !unprivileged)
+if (  !unprivileged
+#ifndef OS_SETGROUPS_ZERO_DROPS_ALL
+   && setgroups(0, NULL) != 0
+#endif
+   && setgroups(1, group_list) != 0)
   exim_fail("exim: setgroups() failed: %s\n", strerror(errno));
 
 /* If the configuration file name has been altered by an argument on the
@@ -4361,7 +4366,7 @@ if (msg_action_arg > 0 && msg_action != MSG_DELIVER && msg_action != MSG_LOAD)
         yield = EXIT_FAILURE;
     switch (msg_action)
       {
-      case MSG_REMOVE: MSG_DELETE: case MSG_FREEZE: case MSG_THAW: break;
+      case MSG_REMOVE: case MSG_FREEZE: case MSG_THAW: break;
       default: printf("\n"); break;
       }
     }
@@ -5022,9 +5027,9 @@ if (host_checking)
   if (!sender_ident_set)
     {
     sender_ident = NULL;
-    if (f.running_in_test_harness && sender_host_port != 0 &&
-        interface_address != NULL && interface_port != 0)
-      verify_get_ident(1413);
+    if (f.running_in_test_harness && sender_host_port
+       && interface_address && interface_port)
+      verify_get_ident(1223);		/* note hardwired port number */
     }
 
   /* In case the given address is a non-canonical IPv6 address, canonicalize