Clean up compiler warnings from { gcc -Wall }, many of which I introduced with

[exim.git] / src / src / exim.c

diff --git a/src/src/exim.c b/src/src/exim.c
index 36f7a1b3d648b3d67acc5f3ae96d623baa5c4bb0..50950faa500b5031ee19b8e5535f9671e45029b7 100644 (file)
--- a/src/src/exim.c
+++ b/src/src/exim.c
@@ -1,4 +1,4 @@
-/* $Cambridge: exim/src/src/exim.c,v 1.68 2010/06/06 02:08:50 pdp Exp $ */
+/* $Cambridge: exim/src/src/exim.c,v 1.71 2010/06/07 00:12:42 pdp Exp $ */
 
 /*************************************************
 *     Exim - an Internet mail transport agent    *
@@ -905,7 +905,7 @@ if (fixed_never_users[0] > 0)
   fprintf(f, "%d\n", (unsigned int)fixed_never_users[i]);
   }
 
-fprintf(f, "Size of off_t: %d\n", sizeof(off_t));
+fprintf(f, "Size of off_t: " SIZE_T_FMT "\n", sizeof(off_t));
 
 /* This runtime check is to help diagnose library linkage mismatches which
 result in segfaults and the like; as such, it's left until the end,
@@ -1234,6 +1234,12 @@ This is a feature to make the lives of binary distributors easier. */
 #ifdef EXIM_USERNAME
 if (route_finduser(US EXIM_USERNAME, &pw, &exim_uid))
   {
+  if (exim_uid == 0)
+    {
+    fprintf(stderr, "exim: refusing to run with uid 0 for \"%s\"\n",
+      EXIM_USERNAME);
+    exit(EXIT_FAILURE);
+    }
   exim_gid = pw->pw_gid;
   }
 else
@@ -1564,7 +1570,7 @@ for (i = 1; i < argc; i++)
     else if (Ustrcmp(argrest, "version") == 0)
       {
       switchchar = 'b';
-      argrest = "V";
+      argrest = US"V";
       }
     }
 
@@ -3617,6 +3623,7 @@ else setgid(exim_gid);
 /* Handle a request to scan a file for malware */
 if (malware_test_file)
   {
+#ifdef WITH_CONTENT_SCAN
   int result;
   set_process_info("scanning file for malware");
   result = malware_in_file(malware_test_file);
@@ -3634,6 +3641,9 @@ if (malware_test_file)
     printf("Malware found: %s\n", malware_name);
   else
     printf("Malware scan detected malware of unknown name.\n");
+#else
+  printf("Malware scanning not enabled at compile time.\n");
+#endif
   exit(EXIT_FAILURE);
   }