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Diffstat (limited to 'lib/gai_strerror.c')
-rw-r--r-- | lib/gai_strerror.c | 92 |
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..c7eedb2 --- /dev/null +++ b/lib/gai_strerror.c @@ -0,0 +1,92 @@ +/* Copyright (C) 1997, 2001-2002, 2004-2006, 2008-2022 Free Software + Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Philip Blundell <pjb27@cam.ac.uk>, 1997. + + This file is free software: you can redistribute it and/or modify + it under the terms of the GNU Lesser General Public License as + published by the Free Software Foundation; either version 2.1 of the + License, or (at your option) any later version. + + This file 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 Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser 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 */ |