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* sysdeps/posix/gai_strerror.c: Complete rewrite. Avoid relocations.

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* sysdeps/posix/gai_strerror-strs.h: New file.
	* sysdeps/posix/Dist: New file.
This commit is contained in:
Ulrich Drepper
2005-12-20 17:53:00 +00:00
parent 192c0fa590
commit 2094e1a975
4 changed files with 63 additions and 31 deletions
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72
sysdeps/posix/gai_strerror.c
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@@ -1,4 +1,4 @@
/* Copyright (C) 1997, 2001, 2002, 2004 Free Software Foundation, Inc.
/* Copyright (C) 1997, 2001, 2002, 2004, 2005 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Philip Blundell <pjb27@cam.ac.uk>, 1997.
@@ -17,44 +17,54 @@
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
#include <stdio.h>
#include <netdb.h>
#include <libintl.h>
#include <netdb.h>
#include <stdint.h>
#include <stdio.h>
static struct
#define MSGSTRFIELD(line) MSGSTRFIELD1 (line)
#define MSGSTRFIELD1(line) str##line
static const union msgstr_t
{
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_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") }
#define _S(n, s) char MSGSTRFIELD(__LINE__)[sizeof (s)];
#include "gai_strerror-strs.h"
#undef _S
};
char str[0];
} msgstr =
{
{
#define _S(n, s) s,
#include "gai_strerror-strs.h"
#undef _S
}
};
static const struct
{
int16_t code;
uint16_t idx;
} msgidx[] =
{
#define _S(n, s) { n, offsetof (union msgstr_t, MSGSTRFIELD (__LINE__)) },
#include "gai_strerror-strs.h"
#undef _S
};
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);
const char *result = "Unknown error";
for (size_t i = 0; i < sizeof (msgidx) / sizeof (msgidx[0]); ++i)
if (msgidx[i].code == code)
{
result = msgstr.str + msgidx[i].idx;
break;
}
return _("Unknown error");
return _(result);
}
libc_hidden_def (gai_strerror)