akr	2009-02-22 18:40:42 +0900 (Sun, 22 Feb 2009)

  New Revision: 22507

  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=rev&revision=22507

  Log:
    * ext/socket/option.c (inspect_errno): new function.
      (sockopt_inspect): use inspect_errno for SO_ERROR.

  Modified files:
    trunk/ChangeLog
    trunk/ext/socket/option.c

Index: ChangeLog
===================================================================
--- ChangeLog	(revision 22506)
+++ ChangeLog	(revision 22507)
@@ -1,3 +1,8 @@
+Sun Feb 22 18:40:04 2009  Tanaka Akira  <akr@f...>
+
+	* ext/socket/option.c (inspect_errno): new function.
+	  (sockopt_inspect): use inspect_errno for SO_ERROR.
+
 Sun Feb 22 15:11:51 2009  Tanaka Akira  <akr@f...>
 
 	* re.c (Init_Regexp): define Regexp::FIXEDENCODING.  [ruby-dev:38066]
Index: ext/socket/option.c
===================================================================
--- ext/socket/option.c	(revision 22506)
+++ ext/socket/option.c	(revision 22507)
@@ -233,6 +233,22 @@
     }
 }
 
+static int
+inspect_errno(int level, int optname, VALUE data, VALUE ret)
+{
+    if (RSTRING_LEN(data) == sizeof(int)) {
+        int i;
+        char *err;
+        memcpy((char*)&i, RSTRING_PTR(data), sizeof(int));
+        err = strerror(i);
+        rb_str_catf(ret, " %s (%d)", err, i);
+        return 1;
+    }
+    else {
+        return 0;
+    }
+}
+
 #if defined(IPV6_MULTICAST_IF) || defined(IPV6_MULTICAST_LOOP)
 static int
 inspect_uint(int level, int optname, VALUE data, VALUE ret)
@@ -429,7 +445,7 @@
               case SO_DEBUG: inspected = inspect_int(level, optname, data, ret); break;
 #            endif
 #            if defined(SO_ERROR) /* POSIX */
-              case SO_ERROR: inspected = inspect_int(level, optname, data, ret); break;
+              case SO_ERROR: inspected = inspect_errno(level, optname, data, ret); break;
 #            endif
 #            if defined(SO_TYPE) /* POSIX */
               case SO_TYPE: inspected = inspect_socktype(level, optname, data, ret); break;

--
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