diff options
Diffstat (limited to 'lib/kernel/doc/src')
| -rw-r--r-- | lib/kernel/doc/src/file.xml | 20 | ||||
| -rw-r--r-- | lib/kernel/doc/src/notes.xml | 53 | ||||
| -rw-r--r-- | lib/kernel/doc/src/os.xml | 13 |
3 files changed, 79 insertions, 7 deletions
diff --git a/lib/kernel/doc/src/file.xml b/lib/kernel/doc/src/file.xml index 1c03efe7fd..338d62e82b 100644 --- a/lib/kernel/doc/src/file.xml +++ b/lib/kernel/doc/src/file.xml @@ -1283,6 +1283,8 @@ or before unix time epoch which is 1970-01-01 00:00 UTC. Default is <c>{time, local}</c>. </p> + <p>If the <c>raw</c> option is set, the file server will not be called + and only informations about local files will be returned.</p> <note> <p> Since file times is stored in posix time on most OS it is @@ -1509,6 +1511,8 @@ the link will be returned in the <c>file_info</c> record and the <c>type</c> field of the record will be set to <c>symlink</c>.</p> + <p>If the <c>raw</c> option is set, the file server will not be called + and only informations about local files will be returned.</p> <p>If <c><anno>Name</anno></c> is not a symbolic link, this function returns exactly the same result as <c>read_file_info/1</c>. On platforms that do not support symbolic links, this function @@ -1689,9 +1693,9 @@ <desc> <p>Makes sure that any buffers kept by the operating system (not by the Erlang runtime system) are written to disk. In - many ways it's resembles fsync but it not requires to update - some of file's metadata such as the access time. On - some platforms, this function might have no effect.</p> + many ways it resembles fsync but it does not update + some of the file's metadata such as the access time. On + some platforms this function has no effect.</p> <p>Applications that access databases or log files often write a tiny data fragment (e.g., one line in a log file) and then call fsync() immediately in order to ensure that the written @@ -1699,11 +1703,11 @@ will always initiate two write operations: one for the newly written data and another one in order to update the modification time stored in the inode. If the modification time is not a part - of the transaction concept fdatasync() can be used to avoid + of the transaction concept, fdatasync() can be used to avoid unnecessary inode disk write operations.</p> - <p>Available only in some POSIX systems. This call results in a - call to fsync(), or has no effect, in systems not implementing - the fdatasync syscall.</p> + <p>Available only in some POSIX systems, this call results in a + call to fsync(), or has no effect in systems not implementing + the fdatasync() syscall.</p> </desc> </func> <func> @@ -1847,6 +1851,8 @@ interpret it as universal time and <c>posix</c> must be seconds since or before unix time epoch which is 1970-01-01 00:00 UTC. Default is <c>{time, local}</c>. + <p>If the <c>raw</c> option is set, the file server will not be called + and only informations about local files will be returned.</p> </p> <p>The following fields are used from the record, if they are given.</p> diff --git a/lib/kernel/doc/src/notes.xml b/lib/kernel/doc/src/notes.xml index 7eaf2d4a44..1ef106e17a 100644 --- a/lib/kernel/doc/src/notes.xml +++ b/lib/kernel/doc/src/notes.xml @@ -30,6 +30,59 @@ </header> <p>This document describes the changes made to the Kernel application.</p> +<section><title>Kernel 3.1</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + Make sure to install .hrl files when needed</p> + <p> + Own Id: OTP-12197</p> + </item> + <item> + <p> + Removed the undocumented application environment variable + 'raw_files' from the kernel application. This variable + was checked (by call to application:get_env/2) each time + a raw file was to be opened in the file module.</p> + <p> + Own Id: OTP-12276</p> + </item> + <item> + <p> + A bug has been fixed when using the netns option to + gen_udp, which accidentally only worked if it was the + last option.</p> + <p> + Own Id: OTP-12314</p> + </item> + </list> + </section> + + + <section><title>Improvements and New Features</title> + <list> + <item> + <p> + Updated documentation for inet buffer size options.</p> + <p> + Own Id: OTP-12296</p> + </item> + <item> + <p> + Introduce new option 'raw' in file_info and link_info + functions. This option allows the caller not to go + through the file server for information about files + guaranteed to be local.</p> + <p> + Own Id: OTP-12325</p> + </item> + </list> + </section> + +</section> + <section><title>Kernel 3.0.3</title> <section><title>Fixed Bugs and Malfunctions</title> diff --git a/lib/kernel/doc/src/os.xml b/lib/kernel/doc/src/os.xml index 2b57e75023..8b85f24455 100644 --- a/lib/kernel/doc/src/os.xml +++ b/lib/kernel/doc/src/os.xml @@ -100,6 +100,19 @@ DirOut = os:cmd("dir"), % on Win32 platform</code> </desc> </func> <func> + <name name="getenv" arity="2"/> + <fsummary>Get the value of an environment variable</fsummary> + <desc> + <p>Returns the <c><anno>Value</anno></c> of the environment variable + <c><anno>VarName</anno></c>, or <c>DefaultValue</c> if the environment variable + is undefined.</p> + <p>If Unicode file name encoding is in effect (see the <seealso + marker="erts:erl#file_name_encoding">erl manual + page</seealso>), the strings (both <c><anno>VarName</anno></c> and + <c><anno>Value</anno></c>) may contain characters with codepoints > 255.</p> + </desc> + </func> + <func> <name name="getpid" arity="0"/> <fsummary>Return the process identifier of the emulator process</fsummary> <desc> |