1 files changed, 92 insertions, 0 deletions
diff --git a/lib/gai_strerror.c b/lib/gai_strerror.c
new file mode 100644
index 0000000..bc5b599
--- /dev/null
+++ b/lib/gai_strerror.c
@@ -0,0 +1,92 @@
+/* Copyright (C) 1997, 2001-2002, 2004-2006, 2008-2018 Free Software
+   Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Philip Blundell <pjb27@cam.ac.uk>, 1997.
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 3, or (at your option)
+   any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, see <https://www.gnu.org/licenses/>.  */
+
+#ifndef _LIBC
+# include <config.h>
+#endif
+
+#include <stdio.h>
+#include <netdb.h>
+
+#ifdef _LIBC
+# include <libintl.h>
+#else
+# include "gettext.h"
+# define _(String) gettext (String)
+# define N_(String) String
+#endif
+
+#if HAVE_DECL_GAI_STRERROR
+
+# include <sys/socket.h>
+# undef gai_strerror
+# if HAVE_DECL_GAI_STRERRORA
+#  define gai_strerror gai_strerrorA
+# endif
+
+const char *
+rpl_gai_strerror (int code)
+{
+  return gai_strerror (code);
+}
+
+#else /* !HAVE_DECL_GAI_STRERROR */
+
+static struct
+  {
+    int code;
+    const char *msg;
+  }
+values[] =
+  {
+    { EAI_ADDRFAMILY, N_("Address family for hostname not supported") },
+    { EAI_AGAIN, N_("Temporary failure in name resolution") },
+    { EAI_BADFLAGS, N_("Bad value for ai_flags") },
+    { EAI_FAIL, N_("Non-recoverable failure in name resolution") },
+    { EAI_FAMILY, N_("ai_family not supported") },
+    { EAI_MEMORY, N_("Memory allocation failure") },
+    { EAI_NODATA, N_("No address associated with hostname") },
+    { EAI_NONAME, N_("Name or service not known") },
+    { EAI_SERVICE, N_("Servname not supported for ai_socktype") },
+    { EAI_SOCKTYPE, N_("ai_socktype not supported") },
+    { EAI_SYSTEM, N_("System error") },
+    { EAI_OVERFLOW, N_("Argument buffer too small") },
+#ifdef EAI_INPROGRESS
+    { EAI_INPROGRESS, N_("Processing request in progress") },
+    { EAI_CANCELED, N_("Request canceled") },
+    { EAI_NOTCANCELED, N_("Request not canceled") },
+    { EAI_ALLDONE, N_("All requests done") },
+    { EAI_INTR, N_("Interrupted by a signal") },
+    { EAI_IDN_ENCODE, N_("Parameter string not correctly encoded") }
+#endif
+  };
+
+const char *
+gai_strerror (int code)
+{
+  size_t i;
+  for (i = 0; i < sizeof (values) / sizeof (values[0]); ++i)
+    if (values[i].code == code)
+      return _(values[i].msg);
+
+  return _("Unknown error");
+}
+# ifdef _LIBC
+libc_hidden_def (gai_strerror)
+# endif
+#endif /* !HAVE_DECL_GAI_STRERROR */