* win32/win32.c (set_pioinfo_extra): new function for VC++8 SP1

unak · unak · commit 3374832f922c · 2007-02-27T12:21:49.000Z
workaround. [ruby-core:10259]

* win32/win32.c (NtInitialize): call above function.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_8_5@11909 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
diff --git a/ChangeLog b/ChangeLog
@@ -1,3 +1,10 @@
+Tue Feb 27 21:19:35 2007  NAKAMURA Usaku  <usa@ruby-lang.org>
+
+	* win32/win32.c (set_pioinfo_extra): new function for VC++8 SP1
+	  workaround. [ruby-core:10259]
+
+	* win32/win32.c (NtInitialize): call above function.
+
 Mon Feb 26 09:57:58 2007  Yukihiro Matsumoto  <matz@ruby-lang.org>
 
 	* signal.c (ruby_signal): don't set SA_RESTART.  a backport from
diff --git a/version.h b/version.h
@@ -1,15 +1,15 @@
 #define RUBY_VERSION "1.8.5"
-#define RUBY_RELEASE_DATE "2007-02-26"
+#define RUBY_RELEASE_DATE "2007-02-27"
 #define RUBY_VERSION_CODE 185
-#define RUBY_RELEASE_CODE 20070226
-#define RUBY_PATCHLEVEL 21
+#define RUBY_RELEASE_CODE 20070227
+#define RUBY_PATCHLEVEL 22
 
 #define RUBY_VERSION_MAJOR 1
 #define RUBY_VERSION_MINOR 8
 #define RUBY_VERSION_TEENY 5
 #define RUBY_RELEASE_YEAR 2007
 #define RUBY_RELEASE_MONTH 2
-#define RUBY_RELEASE_DAY 26
+#define RUBY_RELEASE_DAY 27
 
 RUBY_EXTERN const char ruby_version[];
 RUBY_EXTERN const char ruby_release_date[];
diff --git a/win32/win32.c b/win32/win32.c
@@ -395,7 +395,10 @@ NtInitialize(int *argc, char ***argv)
     int ret;
 
 #if _MSC_VER >= 1400
+    static void set_pioinfo_extra(void);
+
     _set_invalid_parameter_handler(invalid_parameter);
+    set_pioinfo_extra();
 #endif
 
     //
@@ -1668,11 +1671,36 @@ EXTERN_C _CRTIMP ioinfo * __pioinfo[];
 
 #define IOINFO_L2E			5
 #define IOINFO_ARRAY_ELTS	(1 << IOINFO_L2E)
-#define _pioinfo(i)	(__pioinfo[i >> IOINFO_L2E] + (i & (IOINFO_ARRAY_ELTS - 1)))
+#define _pioinfo(i)	((ioinfo*)((char*)(__pioinfo[i >> IOINFO_L2E]) + (i & (IOINFO_ARRAY_ELTS - 1)) * (sizeof(ioinfo) + pioinfo_extra)))
 #define _osfhnd(i)  (_pioinfo(i)->osfhnd)
 #define _osfile(i)  (_pioinfo(i)->osfile)
 #define _pipech(i)  (_pioinfo(i)->pipech)
 
+#if _MSC_VER >= 1400
+static size_t pioinfo_extra = 0;	/* workaround for VC++8 SP1 */
+
+static void
+set_pioinfo_extra(void)
+{
+    int fd;
+
+    fd = open("NUL", O_RDONLY);
+    for (pioinfo_extra = 0; pioinfo_extra <= 64; pioinfo_extra += sizeof(void *)) {
+	if (_osfhnd(fd) == _get_osfhandle(fd)) {
+	    break;
+	}
+    }
+    close(fd);
+
+    if (pioinfo_extra > 64) {
+	/* not found, maybe something wrong... */
+	pioinfo_extra = 0;
+    }
+}
+#else
+#define pioinfo_extra 0
+#endif
+
 #define _set_osfhnd(fh, osfh) (void)(_osfhnd(fh) = osfh)
 #define _set_osflags(fh, flags) (_osfile(fh) = (flags))
 
