diff options
Diffstat (limited to 'lib/stdlib/doc/src')
| -rw-r--r-- | lib/stdlib/doc/src/filename.xml | 156 |
1 files changed, 155 insertions, 1 deletions
diff --git a/lib/stdlib/doc/src/filename.xml b/lib/stdlib/doc/src/filename.xml index 77e262dbe6..65009753f3 100644 --- a/lib/stdlib/doc/src/filename.xml +++ b/lib/stdlib/doc/src/filename.xml @@ -47,7 +47,12 @@ <p>The module supports raw file names in the way that if a binary is present, or the file name cannot be interpreted according to the return value of <seealso marker="kernel:file#native_name_encoding/0">file:native_name_encoding/0</seealso>, a raw file name will also be returned. For example filename:join/1 provided with a path component being a binary (and also not being possible to interpret under the current native file name encoding) will result in a raw file name being returned (the join operation will have been performed of course). For more information about raw file names, see the <seealso marker="kernel:file">file</seealso> module.</p> </description> - + <datatypes> + <datatype> + <name name="basedir_type"/> + </datatype> + </datatypes> + <funcs> <func> <name name="absname" arity="1"/> @@ -102,6 +107,155 @@ </desc> </func> <func> + <name name="basedir" arity="2"/> + <fsummary>Equivalent to <c>basedir(<anno>Type</anno>,<anno>Application</anno>,#{})</c>.</fsummary> + <desc> + <p> + Equivalent to <seealso marker="#basedir-3"> + basedir(<anno>Type</anno>, <anno>Application</anno>, #{})</seealso>. + </p> + </desc> + </func> + <func> + <name name="basedir" arity="3"/> + <fsummary></fsummary> + <desc><marker id="basedir-3"/> + <p> + Returns a suitable path, or paths, for a given type. + If <c>os</c> is not set in <c><anno>Opts</anno></c> the function will default to + the native option, i.e. <c>'linux'</c>, <c>'darwin'</c> or <c>'windows'</c>, as understood + by <c>os:type/0</c>. Anything not recognized as <c>'darwin'</c> or <c>'windows'</c> is + interpreted as <c>'linux'</c>.</p> + <p> + The options <c>'author'</c> and <c>'version'</c> are only used with <c>'windows'</c> option mode. + </p> + <list type="bulleted"> + <item><c>user_cache</c> + <p>The path location is intended for transient data files on a local machine.</p> + <p> + On Linux: + Respects the os environment variable <c>XDG_CACHE_HOME</c>. + </p> + <pre> +1> <input>filename:basedir(user_cache, "my_application", #{os=>linux}).</input> +"/home/otptest/.cache/my_application"</pre> + On Darwin: <pre> +1> <input>filename:basedir(user_cache, "my_application", #{os=>darwin}).</input> +"/home/otptest/Library/Caches/my_application"</pre> + On Windows: <pre> +1> <input>filename:basedir(user_cache, "My App").</input> +"c:/Users/otptest/AppData/Local/My App/Cache" +2> <input>filename:basedir(user_cache, "My App").</input> +"c:/Users/otptest/AppData/Local/My App/Cache" +3> <input>filename:basedir(user_cache, "My App", #{author=>"Erlang"}).</input> +"c:/Users/otptest/AppData/Local/Erlang/My App/Cache" +4> <input>filename:basedir(user_cache, "My App", #{version=>"1.2"}).</input> +"c:/Users/otptest/AppData/Local/My App/1.2/Cache" +5> <input>filename:basedir(user_cache, "My App", #{author=>"Erlang",version=>"1.2"}).</input> +"c:/Users/otptest/AppData/Local/Erlang/My App/1.2/Cache"</pre> + </item> + <item><c>user_config</c> + <p> + The path location is intended for persistent configuration files. + </p> + <p> + On Linux: + Respects the os environment variable <c>XDG_CONFIG_HOME</c>. + </p> + <pre> +2> <input>filename:basedir(user_config, "my_application", #{os=>linux}).</input> +"/home/otptest/.config/my_application"</pre> + On Darwin:<pre> +2> <input>filename:basedir(user_config, "my_application", #{os=>darwin}).</input> +"/home/otptest/Library/Application Support/my_application"</pre> + On Windows:<pre> +1> <input>filename:basedir(user_config, "My App").</input> +"c:/Users/otptest/AppData/Roaming/My App" +2> <input>filename:basedir(user_config, "My App", #{author=>"Erlang", version=>"1.2"}).</input> +"c:/Users/otptest/AppData/Roaming/Erlang/My App/1.2"</pre> + </item> + <item><c>user_data</c> + <p> + The path location is intended for persistent data files. + </p> + <p> + On Linux: + Respects the os environment variable <c>XDG_DATA_HOME</c>. + </p> + <pre> +3> <input>filename:basedir(user_data, "my_application", #{os=>linux}).</input> +"/home/otptest/.local/my_application"</pre> + On Darwin:<pre> +3> <input>filename:basedir(user_data, "my_application", #{os=>darwin}).</input> +"/home/otptest/Library/Application Support/my_application"</pre> + On Windows:<pre> +8> <input>filename:basedir(user_data, "My App").</input> +"c:/Users/otptest/AppData/Local/My App" +9> <input>filename:basedir(user_data, "My App",#{author=>"Erlang",version=>"1.2"}).</input> +"c:/Users/otptest/AppData/Local/Erlang/My App/1.2"</pre> + </item> + <item><c>user_log</c> + <p>The path location is intended for transient log files on a local machine.</p> + <p> + On Linux: + Respects the os environment variable <c>XDG_CACHE_HOME</c>.</p> + <pre> +4> <input>filename:basedir(user_log, "my_application", #{os=>linux}).</input> +"/home/otptest/.cache/my_application/log"</pre> + On Darwin:<pre> +4> <input>filename:basedir(user_log, "my_application", #{os=>darwin}).</input> +"/home/otptest/Library/Caches/my_application"</pre> + On Windows:<pre> +12> <input>filename:basedir(user_log, "My App").</input> +"c:/Users/otptest/AppData/Local/My App/Logs" +13> <input>filename:basedir(user_log, "My App",#{author=>"Erlang",version=>"1.2"}).</input> +"c:/Users/otptest/AppData/Local/Erlang/My App/1.2/Logs"</pre> + </item> + <item><c>site_config</c><p> + On Linux: + Respects the os environment variable <c>XDG_CONFIG_DIRS</c>.</p> +<pre> +5> <input>filename:basedir(site_data, "my_application", #{os=>linux}).</input> +["/usr/local/share/my_application", + "/usr/share/my_application"] +6> <input>os:getenv("XDG_CONFIG_DIRS").</input> +"/etc/xdg/xdg-ubuntu:/usr/share/upstart/xdg:/etc/xdg" +7> <input>filename:basedir(site_config, "my_application", #{os=>linux}).</input> +["/etc/xdg/xdg-ubuntu/my_application", + "/usr/share/upstart/xdg/my_application", + "/etc/xdg/my_application"] +8> <input>os:unsetenv("XDG_CONFIG_DIRS").</input> +true +9> <input>filename:basedir(site_config, "my_application", #{os=>linux}).</input> +["/etc/xdg/my_application"]</pre> + On Darwin:<pre> +5> <input>filename:basedir(site_config, "my_application", #{os=>darwin}).</input> +["/Library/Application Support/my_application"]</pre> + </item> + <item><c>site_data</c><p> + On Linux: + Respects the os environment variable <c>XDG_DATA_DIRS</c>.</p> + <pre> +10> <input>os:getenv("XDG_DATA_DIRS").</input> +"/usr/share/ubuntu:/usr/share/gnome:/usr/local/share/:/usr/share/" +11> <input>filename:basedir(site_data, "my_application", #{os=>linux}).</input> +["/usr/share/ubuntu/my_application", + "/usr/share/gnome/my_application", + "/usr/local/share/my_application", + "/usr/share/my_application"] +12> <input>os:unsetenv("XDG_DATA_DIRS").</input> +true +13> <input>filename:basedir(site_data, "my_application", #{os=>linux}).</input> +["/usr/local/share/my_application", + "/usr/share/my_application"]</pre> + On Darwin:<pre> +5> <input>filename:basedir(site_data, "my_application", #{os=>darwin}).</input> +["/Library/Application Support/my_application"]</pre> + </item> + </list> + </desc> + </func> + <func> <name name="basename" arity="1"/> <fsummary>Return the last component of a filename</fsummary> <desc> |