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assuan-error.c
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/* assuan-error.c
Copyright (C) 2009 Free Software Foundation, Inc.
This file is part of Assuan.
Assuan 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.
Assuan 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 <http://www.gnu.org/licenses/>.
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <stdio.h>
#include <assert.h>
#include <errno.h>
#undef _ASSUAN_IN_LIBASSUAN /* undef to get all error codes. */
#include "assuan.h"
#include "assuan-defs.h"
/* A small helper function to treat EAGAIN transparently to the
caller. */
int
_assuan_error_is_eagain (assuan_context_t ctx, gpg_error_t err)
{
if (gpg_err_code (err) == GPG_ERR_EAGAIN)
{
/* Avoid spinning by sleeping for one tenth of a second. */
_assuan_usleep (ctx, 100000);
return 1;
}
else
return 0;
}
#ifdef HAVE_W32_SYSTEM
char *
_assuan_w32_strerror (assuan_context_t ctx, int ec)
{
if (ec == -1)
ec = (int)GetLastError ();
#ifdef HAVE_W32CE_SYSTEM
snprintf (ctx->w32_strerror, sizeof (ctx->w32_strerror) - 1,
"ec=%d", (int)GetLastError ());
#else
FormatMessage (FORMAT_MESSAGE_FROM_SYSTEM, NULL, ec,
MAKELANGID (LANG_NEUTRAL, SUBLANG_DEFAULT),
ctx->w32_strerror, sizeof (ctx->w32_strerror) - 1, NULL);
#endif
return ctx->w32_strerror;
}
#endif

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