19991129

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@572 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,21 @@
+Mon Nov 29 15:28:52 1999  Yukihiro Matsumoto  <matz@netlab.co.jp>
+
+	* variable.c (rb_path2class): evaluated value from path should be
+	  module or class.
+
+Fri Nov 26 18:12:49 1999  Yukihiro Matsumoto  <matz@netlab.co.jp>
+
+	* eval.c (rb_exec_end_proc): should remove only end_procs defined
+	  within load wrapper.
+
+	* eval.c (rb_load): save and restore ruby_wrapper around loading.
+
+	* eval.c (rb_mark_end_proc): mark end procs registered by END{} or
+	  at_exit{}. 
+
+	* eval.c (rb_set_end_proc): should not call rb_global_variable()
+	  on heap address;  it crashed mod_ruby.
+
 Mon Nov 22 14:07:24 1999  Koji Arai  <JCA02266@nifty.ne.jp>
 
 	* ruby.c (proc_options): variable e_script should be visited by

ToDo

@@ -25,6 +25,7 @@ Hacking Interpreter
 - use eban's fnmatch
 - RUBYOPT environment variable
 - alias $defout $>
+* remove end_proc registered out of require only
 * non-blocking open (e.g. for named pipe) for thread
 * avoid blocking with gethostbyname/gethostbyaddr
 * objectify interpreters

eval.c

@@ -4682,6 +4682,7 @@ rb_load(fname, wrap)
     int state;
     char *file;
     volatile ID last_func;
+    volatile VALUE wrapper = 0;
     VALUE self = ruby_top_self;
     TMP_PROTECT;
 
@@ -4698,9 +4699,11 @@ rb_load(fname, wrap)
 
     PUSH_VARS();
     PUSH_CLASS();
+    wrapper = ruby_wrapper;
     if (!wrap) {
 	rb_secure(4);		/* should alter global state */
 	ruby_class = rb_cObject;
+	ruby_wrapper = 0;
     }
     else {
 	/* load in anonymous module as toplevel */
@@ -4747,7 +4750,7 @@ rb_load(fname, wrap)
     POP_FRAME();
     POP_CLASS();
     POP_VARS();
-    ruby_wrapper = 0;
+    ruby_wrapper = wrapper;
     if (ruby_nerrs > 0) {
 	ruby_nerrs = 0;
 	rb_exc_raise(ruby_errinfo);
@@ -5220,7 +5223,8 @@ struct end_proc_data {
     VALUE data;
     struct end_proc_data *next;
 };
-static struct end_proc_data *end_proc_data;
+
+static struct end_proc_data *end_procs, *ephemeral_end_procs;
 
 void
 rb_set_end_proc(func, data)
@@ -5228,18 +5232,27 @@ rb_set_end_proc(func, data)
     VALUE data;
 {
     struct end_proc_data *link = ALLOC(struct end_proc_data);
+    struct end_proc_data **list;
 
-    link->next = end_proc_data;
+    if (ruby_wrapper) list = &ephemeral_end_procs;
+    else              list = &end_procs;
+    link->next = *list;
     link->func = func;
     link->data = data;
-    end_proc_data = link;
+    *list = link;
 }
 
 void
 rb_mark_end_proc()
 {
-    struct end_proc_data *link = end_proc_data;
+    struct end_proc_data *link;
 
+    link = end_procs;
+    while (link) {
+	rb_gc_mark(link->data);
+	link = link->next;
+    }
+    link = ephemeral_end_procs;
     while (link) {
 	rb_gc_mark(link->data);
 	link = link->next;
@@ -5279,9 +5292,14 @@ rb_exec_end_proc()
     struct end_proc_data *link;
     int status;
 
-    while (end_proc_data) {
+    link = end_procs;
-	link = end_proc_data;
+    while (link) {
-	end_proc_data = link->next;
+	rb_protect((VALUE(*)())link->func, link->data, &status);
+	link = link->next;
+    }
+    while (ephemeral_end_procs) {
+	link = ephemeral_end_procs;
+	ephemeral_end_procs = link->next;
 	rb_protect((VALUE(*)())link->func, link->data, &status);
 	free(link);
     }

gc.c

@@ -896,7 +896,8 @@ rb_gc()
     alloca(0);
 # define STACK_END (&stack_end)
 #else
-# define STACK_END alloca(1)
+    VALUE *stack_end = alloca(1);
+# define STACK_END (stack_end)
 #endif
 
     alloc_objects = 0;

lib/pstore.rb

@@ -107,6 +107,7 @@ class PStore
 	    Marshal::dump(@table, file)
 	  rescue
 	    File::rename backup, @filename if File::exist?(backup)
+	    raise
 	  end
 	end
 	@abort = false

sample/freq.rb

@@ -1,9 +1,8 @@
 # word occurrence listing
 # usege: ruby freq.rb file..
 freq = Hash.new(0)
-while gets
+while line = gets()
-  while sub!(/\w+/, '')
+  line.scan(/\w+/) do |word|
-    word = $&
     freq[word] += 1
   end
 end

variable.c

@@ -195,10 +195,20 @@ VALUE
 rb_path2class(path)
     const char *path;
 {
+    VALUE c;
+
     if (path[0] == '#') {
 	rb_raise(rb_eArgError, "can't retrieve anonymous class %s", path);
     }
-    return rb_eval_string(path);
+    c = rb_eval_string(path);
+    switch (TYPE(c)) {
+      case T_MODULE:
+      case T_CLASS:
+	break;
+      default:
+	rb_raise(rb_eTypeError, "class path %s does not point class", path);
+    }
+    return c;
 }
 
 void