[Bug manual/4887] Wordexp() should be thread safe.

["t-nishiie at soft dot fujitsu dot com" <sourceware-bugzilla at sourceware dot org>]

------- Additional Comments From t-nishiie at soft dot fujitsu dot com  2007-09-26 00:41 -------
(In reply to comment #8)
I propose a following patch.

  *putenv()/setenv()/clearenv()/unsetenv() are not thread safe.

diff -ruN manual.orig/startup.texi manual/startup.texi
--- manual.orig/startup.texi	2006-11-11 06:10:22.000000000 +0900
+++ manual/startup.texi	2007-09-25 16:26:36.500000000 +0900
@@ -309,9 +309,9 @@
 
 The value of an environment variable can be accessed with the
 @code{getenv} function.  This is declared in the header file
-@file{stdlib.h}.  All of the following functions can be safely used in
-multi-threaded programs.  It is made sure that concurrent modifications
-to the environment do not lead to errors.
+@file{stdlib.h}. Modifications of enviroment variables are not
+allowed in Multi-threaded programs. The @code{getenv} function
+can be safely used in multi-threaded programs.
 @pindex stdlib.h
 
 @comment stdlib.h


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http://sourceware.org/bugzilla/show_bug.cgi?id=4887

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