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authorPatrik Nyblom <[email protected]>2012-08-20 17:52:49 +0200
committerPatrik Nyblom <[email protected]>2012-08-20 17:52:49 +0200
commita49b1a844febb2740c530895b32c0bb0ae7d5aa0 (patch)
tree6e005b76b80ef0c8f629f291986087f51cbd5aff /lib/kernel/doc/src
parent4e8f6f2e2cdec0e94f5b4e1a1a878190e4d01704 (diff)
parent0c387e88d5a6dc97466ec33088aa9798eeb1d16d (diff)
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Merge branch 'pan/unicode_home/OTP-10160' into maint
* pan/unicode_home/OTP-10160: Teach release_handler_SUITE about file:native_name_encoding/0 Add documetation about Unicode in environment Make get/putenv and erlexec understand Unicode
Diffstat (limited to 'lib/kernel/doc/src')
-rw-r--r--lib/kernel/doc/src/os.xml15
1 files changed, 15 insertions, 0 deletions
diff --git a/lib/kernel/doc/src/os.xml b/lib/kernel/doc/src/os.xml
index e94119845a..09c525b376 100644
--- a/lib/kernel/doc/src/os.xml
+++ b/lib/kernel/doc/src/os.xml
@@ -80,6 +80,10 @@ DirOut = os:cmd("dir"), % on Win32 platform</code>
Each environment variable is given as a single string on
the format <c>"VarName=Value"</c>, where <c>VarName</c> is
the name of the variable and <c>Value</c> its value.</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 may contain characters with
+ codepoints > 255.</p>
</desc>
</func>
<func>
@@ -93,6 +97,10 @@ DirOut = os:cmd("dir"), % on Win32 platform</code>
<p>Returns the <c>Value</c> of the environment variable
<c>VarName</c>, or <c>false</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>VarName</c> and
+ <c>Value</c>) may contain characters with codepoints > 255.</p>
</desc>
</func>
<func>
@@ -123,6 +131,13 @@ DirOut = os:cmd("dir"), % on Win32 platform</code>
<desc>
<p>Sets a new <c>Value</c> for the environment variable
<c>VarName</c>.</p>
+ <p>If Unicode filename encoding is in effect (see the <seealso
+ marker="erts:erl#file_name_encoding">erl manual
+ page</seealso>), the strings (both <c>VarName</c> and
+ <c>Value</c>) may contain characters with codepoints > 255.</p>
+ <p>On Unix platforms, the environment will be set using UTF-8 encoding
+ if Unicode file name translation is in effect. On Windows the
+ environment is set using wide character interfaces.</p>
</desc>
</func>
<func>