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<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"><html><head><meta http-equiv="Content-Type" content="text/html; charset=US-ASCII"><title>GIOError</title><meta name="generator" content="DocBook XSL Stylesheets V1.73.2"><link rel="start" href="index.html" title="GIO Reference Manual"><link rel="up" href="file_ops.html" title="File Operations"><link rel="prev" href="GMountOperation.html" title="GMountOperation"><link rel="next" href="file_mon.html" title="File System Monitoring"><meta name="generator" content="GTK-Doc V1.9 (XML mode)"><link rel="stylesheet" href="style.css" type="text/css"><link rel="part" href="pt01.html" title="Part I. GIO Overview"><link rel="chapter" href="ch01.html" title="Introduction"><link rel="chapter" href="ch02.html" title="Compiling GIO applications"><link rel="chapter" href="ch03.html" title="Running GIO applications"><link rel="chapter" href="gio-extension-points.html" title="Extending GIO"><link rel="part" href="pt02.html" title="Part II. API Reference"><link rel="chapter" href="file_ops.html" title="File Operations"><link rel="chapter" href="file_mon.html" title="File System Monitoring"><link rel="chapter" href="async.html" title="Asynchronous I/O"><link rel="chapter" href="streaming.html" title="Streaming I/O"><link rel="chapter" href="types.html" title="File types and applications"><link rel="chapter" href="volume_mon.html" title="Volumes and Drives"><link rel="chapter" href="icons.html" title="Icons"><link rel="chapter" href="utils.html" title="Utilities"><link rel="chapter" href="extending.html" title="Extending GIO"><link rel="part" href="migrating.html" title="Part III. Migrating to GIO"><link rel="chapter" href="ch14.html" title="Migrating from POSIX to GIO"><link rel="chapter" href="ch15.html" title="Migrating from GnomeVFS to GIO"><link rel="chapter" href="gio-hierarchy.html" title="Object Hierarchy"><link rel="index" href="ix01.html" title="Index"></head><body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"><table class="navigation" id="top" width="100%" summary="Navigation header" cellpadding="2" cellspacing="2"><tr valign="middle"><td><a accesskey="p" href="GMountOperation.html"><img src="left.png" width="24" height="24" border="0" alt="Prev"></a></td><td><a accesskey="u" href="file_ops.html"><img src="up.png" width="24" height="24" border="0" alt="Up"></a></td><td><a accesskey="h" href="index.html"><img src="home.png" width="24" height="24" border="0" alt="Home"></a></td><th width="100%" align="center">GIO Reference Manual</th><td><a accesskey="n" href="file_mon.html"><img src="right.png" width="24" height="24" border="0" alt="Next"></a></td></tr><tr><td colspan="5" class="shortcuts"><nobr><a href="#id3036595" class="shortcut">Top</a>  |  <a href="#id3118074" class="shortcut">Description</a></nobr></td></tr></table><div class="refentry" lang="en"><a name="gio-GIOError"></a><div class="titlepage"></div><div class="refnamediv"><table width="100%"><tr><td valign="top"><h2><a name="id3036595"></a><span class="refentrytitle">GIOError</span></h2><p>GIOError — Error helper functions</p></td><td valign="top" align="right"></td></tr></table></div><div class="refsynopsisdiv"><h2>Synopsis</h2><pre class="synopsis">#include <gio/gio.h>#define <a class="link" href="gio-GIOError.html#G-IO-ERROR:CAPS">G_IO_ERROR</a>enum <a class="link" href="gio-GIOError.html#GIOErrorEnum">GIOErrorEnum</a>;<a class="link" href="gio-GIOError.html#GIOErrorEnum">GIOErrorEnum</a> <a class="link" href="gio-GIOError.html#g-io-error-from-errno">g_io_error_from_errno</a> (<ahref="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint">gint</a> err_no);</pre></div><div class="refsect1" lang="en"><a name="id3118074"></a><h2>Description</h2><p>Contains helper functions for reporting errors to the user.</p><p></p></div><div class="refsect1" lang="en"><a name="id3107132"></a><h2>Details</h2><div class="refsect2" lang="en"><a name="id3091619"></a><h3><a name="G-IO-ERROR:CAPS"></a>G_IO_ERROR</h3><a class="indexterm" name="id3111705"></a><pre class="programlisting">#define G_IO_ERROR g_io_error_quark()</pre><p>Error domain for GIO. Errors in this domain will be from the <a class="link" href="gio-GIOError.html#GIOErrorEnum"><span class="type">GIOErrorEnum</span></a> enumeration.See <ahref="/usr/share/gtk-doc/html/glib/glib-Error-Reporting.html#GError"><span class="type">GError</span></a> for more information on error domains.</p><p></p></div><hr><div class="refsect2" lang="en"><a name="id3111739"></a><h3><a name="GIOErrorEnum"></a>enum GIOErrorEnum</h3><a class="indexterm" name="id3095622"></a><pre class="programlisting">typedef enum{ G_IO_ERROR_FAILED, G_IO_ERROR_NOT_FOUND, G_IO_ERROR_EXISTS, G_IO_ERROR_IS_DIRECTORY, G_IO_ERROR_NOT_DIRECTORY, G_IO_ERROR_NOT_EMPTY, G_IO_ERROR_NOT_REGULAR_FILE, G_IO_ERROR_NOT_SYMBOLIC_LINK, G_IO_ERROR_NOT_MOUNTABLE_FILE, G_IO_ERROR_FILENAME_TOO_LONG, G_IO_ERROR_INVALID_FILENAME, G_IO_ERROR_TOO_MANY_LINKS, G_IO_ERROR_NO_SPACE, G_IO_ERROR_INVALID_ARGUMENT, G_IO_ERROR_PERMISSION_DENIED, G_IO_ERROR_NOT_SUPPORTED, G_IO_ERROR_NOT_MOUNTED, G_IO_ERROR_ALREADY_MOUNTED, G_IO_ERROR_CLOSED, G_IO_ERROR_CANCELLED, G_IO_ERROR_PENDING, G_IO_ERROR_READ_ONLY, G_IO_ERROR_CANT_CREATE_BACKUP, G_IO_ERROR_WRONG_ETAG, G_IO_ERROR_TIMED_OUT, G_IO_ERROR_WOULD_RECURSE, G_IO_ERROR_BUSY, G_IO_ERROR_WOULD_BLOCK, G_IO_ERROR_HOST_NOT_FOUND, G_IO_ERROR_WOULD_MERGE, G_IO_ERROR_FAILED_HANDLED} GIOErrorEnum;</pre><p>Error codes returned by GIO functions.</p><p></p><div class="variablelist"><table border="0"><col align="left" valign="top"><tbody><tr><td><p><span class="term"><a name="G-IO-ERROR-FAILED:CAPS"></a><code class="literal">G_IO_ERROR_FAILED</code></span></p></td><td> Generic error condition for when any operation fails.</td></tr><tr><td><p><span class="term"><a name="G-IO-ERROR-NOT-FOUND:CAPS"></a><code class="literal">G_IO_ERROR_NOT_FOUND</code></span></p></td><td> File not found error.</td></tr><tr><td><p><span class="term"><a name="G-IO-ERROR-EXISTS:CAPS"></a><code class="literal">G_IO_ERROR_EXISTS</code></span></p></td><td> File already exists error.</td></tr><tr><td><p><span class="term"><a name="G-IO-ERROR-IS-DIRECTORY:CAPS"></a><code class="literal">G_IO_ERROR_IS_DIRECTORY</code></span></p></td><td> File is a directory error.</td></tr><tr><td><p><span class="term"><a name="G-IO-ERROR-NOT-DIRECTORY:CAPS"></a><code class="literal">G_IO_ERROR_NOT_DIRECTORY</code></span></p></td><td> File is not a directory.</td></tr><tr><td><p><span class="term"><a name="G-IO-ERROR-NOT-EMPTY:CAPS"></a><code class="literal">G_IO_ERROR_NOT_EMPTY</code></span></p></td><td> File is a directory that isn't empty.</td></tr><tr><td><p><span class="term"><a name="G-IO-ERROR-NOT-REGULAR-FILE:CAPS"></a><code class="literal">G_IO_ERROR_NOT_REGULAR_FILE</code></span></p></td><td> File is not a regular file.</td></tr><tr><td><p><span class="term"><a name="G-IO-ERROR-NOT-SYMBOLIC-LINK:CAPS"></a><code class="literal">G_IO_ERROR_NOT_SYMBOLIC_LINK</code></span></p></td><td> File is not a symbolic link.</td></tr><tr><td><p><span class="term"><a name="G-IO-ERROR-NOT-MOUNTABLE-FILE:CAPS"></a><code class="literal">G_IO_ERROR_NOT_MOUNTABLE_FILE</code></span></p></td><td> File cannot be mounted.</td></tr><tr><td><p><span class="term"><a name="G-IO-ERROR-FILENAME-TOO-LONG:CAPS"></a><code class="literal">G_IO_ERROR_FILENAME_TOO_LONG</code></span></p></td><td> Filename is too many characters.</td></tr><tr><td><p><span class="term"><a name="G-IO-ERROR-INVALID-FILENAME:CAPS"></a><code class="literal">G_IO_ERROR_INVALID_FILENAME</code></span></p></td><td> Filename is invalid or contains invalid characters.</td></tr><tr><td><p><span class="term"><a name="G-IO-ERROR-TOO-MANY-LINKS:CAPS"></a><code class="literal">G_IO_ERROR_TOO_MANY_LINKS</code></span></p></td><td> File contains too many symbolic links.</td></tr><tr><td><p><span class="term"><a name="G-IO-ERROR-NO-SPACE:CAPS"></a><code class="literal">G_IO_ERROR_NO_SPACE</code></span></p></td><td> No space left on drive.</td></tr><tr><td><p><span class="term"><a name="G-IO-ERROR-INVALID-ARGUMENT:CAPS"></a><code class="literal">G_IO_ERROR_INVALID_ARGUMENT</code></span></p></td><td> Invalid argument.</td></tr><tr><td><p><span class="term"><a name="G-IO-ERROR-PERMISSION-DENIED:CAPS"></a><code class="literal">G_IO_ERROR_PERMISSION_DENIED</code></span></p></td><td> Permission denied.</td></tr><tr><td><p><span class="term"><a name="G-IO-ERROR-NOT-SUPPORTED:CAPS"></a><code class="literal">G_IO_ERROR_NOT_SUPPORTED</code></span></p></td><td> Operation not supported for the current backend.</td></tr><tr><td><p><span class="term"><a name="G-IO-ERROR-NOT-MOUNTED:CAPS"></a><code class="literal">G_IO_ERROR_NOT_MOUNTED</code></span></p></td><td> File isn't mounted.</td></tr><tr><td><p><span class="term"><a name="G-IO-ERROR-ALREADY-MOUNTED:CAPS"></a><code class="literal">G_IO_ERROR_ALREADY_MOUNTED</code></span></p></td><td> File is already mounted.</td></tr><tr><td><p><span class="term"><a name="G-IO-ERROR-CLOSED:CAPS"></a><code class="literal">G_IO_ERROR_CLOSED</code></span></p></td><td> File was closed.</td></tr><tr><td><p><span class="term"><a name="G-IO-ERROR-CANCELLED:CAPS"></a><code class="literal">G_IO_ERROR_CANCELLED</code></span></p></td><td> Operation was cancelled. See <a class="link" href="GCancellable.html" title="GCancellable"><span class="type">GCancellable</span></a>.</td></tr><tr><td><p><span class="term"><a name="G-IO-ERROR-PENDING:CAPS"></a><code class="literal">G_IO_ERROR_PENDING</code></span></p></td><td> Operations are still pending.</td></tr><tr><td><p><span class="term"><a name="G-IO-ERROR-READ-ONLY:CAPS"></a><code class="literal">G_IO_ERROR_READ_ONLY</code></span></p></td><td> File is read only.</td></tr><tr><td><p><span class="term"><a name="G-IO-ERROR-CANT-CREATE-BACKUP:CAPS"></a><code class="literal">G_IO_ERROR_CANT_CREATE_BACKUP</code></span></p></td><td> Backup couldn't be created.</td></tr><tr><td><p><span class="term"><a name="G-IO-ERROR-WRONG-ETAG:CAPS"></a><code class="literal">G_IO_ERROR_WRONG_ETAG</code></span></p></td><td> File's Entity Tag was incorrect.</td></tr><tr><td><p><span class="term"><a name="G-IO-ERROR-TIMED-OUT:CAPS"></a><code class="literal">G_IO_ERROR_TIMED_OUT</code></span></p></td><td> Operation timed out.</td></tr><tr><td><p><span class="term"><a name="G-IO-ERROR-WOULD-RECURSE:CAPS"></a><code class="literal">G_IO_ERROR_WOULD_RECURSE</code></span></p></td><td> Operation would be recursive.</td></tr><tr><td><p><span class="term"><a name="G-IO-ERROR-BUSY:CAPS"></a><code class="literal">G_IO_ERROR_BUSY</code></span></p></td><td> File is busy.</td></tr><tr><td><p><span class="term"><a name="G-IO-ERROR-WOULD-BLOCK:CAPS"></a><code class="literal">G_IO_ERROR_WOULD_BLOCK</code></span></p></td><td> Operation would block.</td></tr><tr><td><p><span class="term"><a name="G-IO-ERROR-HOST-NOT-FOUND:CAPS"></a><code class="literal">G_IO_ERROR_HOST_NOT_FOUND</code></span></p></td><td> Host couldn't be found (remote operations).</td></tr><tr><td><p><span class="term"><a name="G-IO-ERROR-WOULD-MERGE:CAPS"></a><code class="literal">G_IO_ERROR_WOULD_MERGE</code></span></p></td><td> Operation would merge files.</td></tr><tr><td><p><span class="term"><a name="G-IO-ERROR-FAILED-HANDLED:CAPS"></a><code class="literal">G_IO_ERROR_FAILED_HANDLED</code></span></p></td><td> Operation failed and a helper program has already interacted with the user. Do not display any error dialog.</td></tr></tbody></table></div></div><hr><div class="refsect2" lang="en"><a name="id3152392"></a><h3><a name="g-io-error-from-errno"></a>g_io_error_from_errno ()</h3><a class="indexterm" name="id3152404"></a><pre class="programlisting"><a class="link" href="gio-GIOError.html#GIOErrorEnum">GIOErrorEnum</a> g_io_error_from_errno (<ahref="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint">gint</a> err_no);</pre><p>Converts errno.h error codes into GIO error codes.</p><p></p><div class="variablelist"><table border="0"><col align="left" valign="top"><tbody><tr><td><p><span class="term"><em class="parameter"><code>err_no</code></em> :</span></p></td><td> Error number as defined in errno.h.</td></tr><tr><td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td><td> <a class="link" href="gio-GIOError.html#GIOErrorEnum"><span class="type">GIOErrorEnum</span></a> value for the given errno.h error number.</td></tr></tbody></table></div></div></div><div class="refsect1" lang="en"><a name="id3143061"></a><div class="refsect2" lang="en"><a name="id3143062"></a></div><hr><div class="refsect2" lang="en"><a name="id3143063"></a></div></div></div></body></html>⌨️ 快捷键说明
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