/*
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* File utility functions.
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*
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* Author:
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* Gonzalo Paniagua Javier (gonzalo@novell.com)
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*
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* (C) 2006 Novell, Inc.
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#include <config.h>
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#include <glib.h>
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#include <stdio.h>
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#include <string.h>
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#ifdef HAVE_UNISTD_H
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#include <unistd.h>
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#endif
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#include <errno.h>
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static gpointer error_quark = "FileError";
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gpointer
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g_file_error_quark (void)
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{
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return error_quark;
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}
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GFileError
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g_file_error_from_errno (gint err_no)
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{
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switch (err_no) {
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case EEXIST:
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return G_FILE_ERROR_EXIST;
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case EISDIR:
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return G_FILE_ERROR_ISDIR;
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case EACCES:
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return G_FILE_ERROR_ACCES;
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case ENAMETOOLONG:
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return G_FILE_ERROR_NAMETOOLONG;
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case ENOENT:
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return G_FILE_ERROR_NOENT;
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case ENOTDIR:
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return G_FILE_ERROR_NOTDIR;
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case ENXIO:
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return G_FILE_ERROR_NXIO;
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case ENODEV:
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return G_FILE_ERROR_NODEV;
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case EROFS:
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return G_FILE_ERROR_ROFS;
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#ifdef ETXTBSY
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case ETXTBSY:
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return G_FILE_ERROR_TXTBSY;
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#endif
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case EFAULT:
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return G_FILE_ERROR_FAULT;
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#ifdef ELOOP
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case ELOOP:
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return G_FILE_ERROR_LOOP;
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#endif
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case ENOSPC:
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return G_FILE_ERROR_NOSPC;
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case ENOMEM:
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return G_FILE_ERROR_NOMEM;
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case EMFILE:
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return G_FILE_ERROR_MFILE;
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case ENFILE:
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return G_FILE_ERROR_NFILE;
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case EBADF:
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return G_FILE_ERROR_BADF;
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case EINVAL:
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return G_FILE_ERROR_INVAL;
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case EPIPE:
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return G_FILE_ERROR_PIPE;
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case EAGAIN:
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return G_FILE_ERROR_AGAIN;
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case EINTR:
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return G_FILE_ERROR_INTR;
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case EIO:
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return G_FILE_ERROR_IO;
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case EPERM:
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return G_FILE_ERROR_PERM;
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case ENOSYS:
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return G_FILE_ERROR_NOSYS;
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default:
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return G_FILE_ERROR_FAILED;
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}
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}
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#ifdef G_OS_WIN32
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#define TMP_FILE_FORMAT "%.*s%s.tmp"
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#else
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#define TMP_FILE_FORMAT "%.*s.%s~"
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#endif
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gboolean
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g_file_set_contents (const gchar *filename, const gchar *contents, gssize length, GError **err)
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{
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const char *name;
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char *path;
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FILE *fp;
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if (!(name = strrchr (filename, G_DIR_SEPARATOR)))
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name = filename;
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else
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name++;
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path = g_strdup_printf (TMP_FILE_FORMAT, name - filename, filename, name);
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if (!(fp = fopen (path, "wb"))) {
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g_set_error (err, G_FILE_ERROR, g_file_error_from_errno (errno), "%s", g_strerror (errno));
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g_free (path);
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return FALSE;
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}
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if (length < 0)
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length = strlen (contents);
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if (fwrite (contents, 1, length, fp) < length) {
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g_set_error (err, G_FILE_ERROR, g_file_error_from_errno (ferror (fp)), "%s", g_strerror (ferror (fp)));
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g_unlink (path);
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g_free (path);
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fclose (fp);
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return FALSE;
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}
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fclose (fp);
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if (g_rename (path, filename) != 0) {
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g_set_error (err, G_FILE_ERROR, g_file_error_from_errno (errno), "%s", g_strerror (errno));
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g_unlink (path);
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g_free (path);
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return FALSE;
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}
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g_free (path);
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return TRUE;
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}
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