* include/ruby/defines.h (DOSISH): add comments.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@52160 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
deivid-rodriguez · Oct 18, 2015 · 6803c4e · 6803c4e
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diff --git a/ChangeLog b/ChangeLog
@@ -1,3 +1,7 @@
+Sun Oct 18 08:50:15 2015  KOSAKI Motohiro  <kosaki.motohiro@gmail.com>
+
+	* include/ruby/defines.h (DOSISH): add comments.
+
 Sun Oct 18 08:26:51 2015  KOSAKI Motohiro  <kosaki.motohiro@gmail.com>
 
 	* io.c (fptr_finalize): don't release gvl if fptr is not writable.

diff --git a/include/ruby/defines.h b/include/ruby/defines.h
@@ -148,6 +148,11 @@ void xfree(void*);
 #endif
 
 #if defined(_WIN32) || defined(__EMX__)
+/*
+  DOSISH mean MS-Windows style filesystem.
+  But you should use more precise macros like DOSISH_DRIVE_LETTER, PATH_SEP,
+  ENV_IGNORECASE or CASEFOLD_FILESYSTEM.
+ */
 #define DOSISH 1
 # define DOSISH_DRIVE_LETTER
 #endif