Typo fixes from Andreas Metzler.

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

diff --git a/src/src/exim.c b/src/src/exim.c
index f086a00e852028c56c46649449c7db6ab426343c..371bc1025c5c584292aa32bf0c6004c9f945ddbd 100644 (file)
--- a/src/src/exim.c
+++ b/src/src/exim.c
@@ -912,20 +912,31 @@ if (fixed_never_users[0] > 0)
 
 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,
-just in case.  There will still be a "Configuration file is" line still to
-come. */
-#ifdef SUPPORT_TLS
-tls_version_report(f);
-#endif
-
 /* Everything else is details which are only worth reporting when debugging.
 Perhaps the tls_version_report should move into this too. */
 DEBUG(D_any) do {
 
   int i;
 
+/* clang defines __GNUC__ (at least, for me) so test for it first */
+#if defined(__clang__)
+  fprintf(f, "Compiler: CLang [%s]\n", __clang_version__);
+#elif defined(__GNUC__)
+  fprintf(f, "Compiler: GCC [%s]\n",
+# ifdef __VERSION__
+      __VERSION__
+# else
+      "? unknown version ?"
+# endif
+      );
+#else
+  fprintf(f, "Compiler: <unknown>\n");
+#endif
+
+#ifdef SUPPORT_TLS
+  tls_version_report(f);
+#endif
+
 #ifdef AUTH_CYRUS_SASL
   auth_cyrus_sasl_version_report(f);
 #endif
@@ -1288,7 +1299,7 @@ for (m = macros; m != NULL; m = m->next)
     return FALSE;
     }
   }
-DEBUG(D_any) debug_printf("macros_trusted overriden to true by whitelisting\n");
+DEBUG(D_any) debug_printf("macros_trusted overridden to true by whitelisting\n");
 return TRUE;
 #endif
 }
@@ -1403,7 +1414,19 @@ if (route_finduser(US EXIM_USERNAME, &pw, &exim_uid))
       EXIM_USERNAME);
     exit(EXIT_FAILURE);
     }
-  exim_gid = pw->pw_gid;
+  /* If ref:name uses a number as the name, route_finduser() returns
+  TRUE with exim_uid set and pw coerced to NULL. */
+  if (pw)
+    exim_gid = pw->pw_gid;
+#ifndef EXIM_GROUPNAME
+  else
+    {
+    fprintf(stderr,
+        "exim: ref:name should specify a usercode, not a group.\n"
+        "exim: can't let you get away with it unless you also specify a group.\n");
+    exit(EXIT_FAILURE);
+    }
+#endif
   }
 else
   {