From 2cafd39ed2bd164ece3468393300684f2da19902 Mon Sep 17 00:00:00 2001
From: matz <matz@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Fri, 29 Dec 2000 02:46:12 +0000
Subject: thread_critical bug reported by Dave - matz

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@1085 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 array.c          |  3 +--
 eval.c           | 13 +++++++++----
 ext/sdbm/_sdbm.c |  4 +---
 range.c          |  1 +
 version.h        |  4 ++--
 5 files changed, 14 insertions(+), 11 deletions(-)

diff --git a/array.c b/array.c
index 638b392753..9872c460e0 100644
--- a/array.c
+++ b/array.c
@@ -1355,8 +1355,7 @@ rb_ary_eql(ary1, ary2)
     long i;
 
     if (TYPE(ary2) != T_ARRAY) return Qfalse;
-    if (RARRAY(ary1)->len != RARRAY(ary2)->len)
-	return Qfalse;
+    if (RARRAY(ary1)->len != RARRAY(ary2)->len) return Qfalse;
     for (i=0; i<RARRAY(ary1)->len; i++) {
 	if (!rb_eql(RARRAY(ary1)->ptr[i], RARRAY(ary2)->ptr[i]))
 	    return Qfalse;
diff --git a/eval.c b/eval.c
index c7e88cab7d..75f1c02cb6 100644
--- a/eval.c
+++ b/eval.c
@@ -7354,6 +7354,7 @@ void
 rb_thread_wait_fd(fd)
     int fd;
 {
+    if (rb_thread_critical) return;
     if (curr_thread == curr_thread->next) return;
     if (curr_thread->status == THREAD_TO_KILL) return;
 
@@ -7367,6 +7368,7 @@ int
 rb_thread_fd_writable(fd)
     int fd;
 {
+    if (rb_thread_critical) return Qtrue;
     if (curr_thread == curr_thread->next) return Qtrue;
     if (curr_thread->status == THREAD_TO_KILL) return Qtrue;
 
@@ -7387,7 +7389,8 @@ rb_thread_wait_for(time)
 {
     double date;
 
-    if (curr_thread == curr_thread->next ||
+    if (rb_thread_critical ||
+	curr_thread == curr_thread->next ||
 	curr_thread->status == THREAD_TO_KILL) {
 	int n;
 #ifndef linux
@@ -7452,7 +7455,8 @@ rb_thread_select(max, read, write, except, timeout)
 	    (double)timeout->tv_sec+(double)timeout->tv_usec*1e-6;
     }
 
-    if (curr_thread == curr_thread->next ||
+    if (rb_thread_critical ||
+	curr_thread == curr_thread->next ||
 	curr_thread->status == THREAD_TO_KILL) {
 #ifndef linux
 	struct timeval tv, *tvp = timeout;
@@ -7518,6 +7522,7 @@ rb_thread_join(thread)
     rb_thread_t th = rb_thread_check(thread);
     enum thread_status last_status = THREAD_RUNNABLE;
 
+    if (rb_thread_critical) rb_thread_deadlock();
     if (!rb_thread_dead(th)) {
 	if (th == curr_thread)
 	    rb_raise(rb_eThreadError, "thread tried to join itself");
@@ -7617,8 +7622,8 @@ rb_thread_kill(thread)
     rb_thread_ready(th);
     th->gid = 0;
     th->status = THREAD_TO_KILL;
-    rb_thread_schedule();
-    return Qnil;		/* not reached */
+    if (!rb_thread_critical) rb_thread_schedule();
+    return thread;
 }
 
 static VALUE
diff --git a/ext/sdbm/_sdbm.c b/ext/sdbm/_sdbm.c
index 7a31472930..92c96f26d0 100644
--- a/ext/sdbm/_sdbm.c
+++ b/ext/sdbm/_sdbm.c
@@ -103,11 +103,9 @@ static int   duppair proto((char *, datum));
 /*
  * externals
  */
-#ifndef sun
-#ifndef MSDOS
+#if !defined(sun) && !defined(MSDOS) && !defined(_WIN32)
 extern int errno;
 #endif
-#endif
 
 /*
  * forward
diff --git a/range.c b/range.c
index cd9750428c..68229b7696 100644
--- a/range.c
+++ b/range.c
@@ -90,6 +90,7 @@ static VALUE
 range_eq(range, obj)
     VALUE range, obj;
 {
+    if (range == obj) return Qtrue;
     if (!rb_obj_is_kind_of(obj, rb_cRange)) return Qfalse;
 
     if (!rb_equal(rb_ivar_get(range, id_beg), rb_ivar_get(obj, id_beg)))
diff --git a/version.h b/version.h
index 5d1bd51c61..2b892a328a 100644
--- a/version.h
+++ b/version.h
@@ -1,4 +1,4 @@
 #define RUBY_VERSION "1.7.0"
-#define RUBY_RELEASE_DATE "2000-12-26"
+#define RUBY_RELEASE_DATE "2000-12-29"
 #define RUBY_VERSION_CODE 170
-#define RUBY_RELEASE_CODE 20001226
+#define RUBY_RELEASE_CODE 20001229
-- 
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