Fix some typos by spell checker

Merged: https://github.com/ruby/ruby/pull/4414

cont.c

@@ -436,7 +436,7 @@ fiber_pool_allocate_memory(size_t * count, size_t stride)
 #if defined(MADV_FREE_REUSE)
             // On Mac MADV_FREE_REUSE is necessary for the task_info api
             // to keep the accounting accurate as possible when a page is marked as reusable
-            // it can possibly not occuring at first call thus re-iterating if necessary.
+            // it can possibly not occurring at first call thus re-iterating if necessary.
             while (madvise(base, (*count)*stride, MADV_FREE_REUSE) == -1 && errno == EAGAIN);
 #endif
             return base;
@@ -657,7 +657,7 @@ fiber_pool_stack_free(struct fiber_pool_stack * stack)
 #elif defined(MADV_FREE_REUSABLE)
     // Acknowledge the kernel down to the task info api we make this
     // page reusable for future use.
-    // As for MADV_FREE_REUSE below we ensure in the rare occassions the task was not
+    // As for MADV_FREE_REUSE below we ensure in the rare occasions the task was not
     // completed at the time of the call to re-iterate.
     while (madvise(base, size, MADV_FREE_REUSABLE) == -1 && errno == EAGAIN);
 #elif defined(MADV_FREE)

debug_counter.h

@@ -46,10 +46,10 @@ RB_DEBUG_COUNTER(cc_not_found_in_ccs)  // count for CC lookup success in CCS
 RB_DEBUG_COUNTER(cc_ent_invalidate) // count for invalidating cc (cc->klass = 0)
 RB_DEBUG_COUNTER(cc_cme_invalidate) // count for invalidating CME
 
-RB_DEBUG_COUNTER(cc_invalidate_leaf)          // count for invalidating klass if klass has no-sublcasses
+RB_DEBUG_COUNTER(cc_invalidate_leaf)          // count for invalidating klass if klass has no-subclasses
 RB_DEBUG_COUNTER(cc_invalidate_leaf_ccs)      //                        corresponding CCS
 RB_DEBUG_COUNTER(cc_invalidate_leaf_callable) //                        complimented cache (no-subclasses)
-RB_DEBUG_COUNTER(cc_invalidate_tree)          // count for invalidating klass if klass has sublcasses
+RB_DEBUG_COUNTER(cc_invalidate_tree)          // count for invalidating klass if klass has subclasses
 RB_DEBUG_COUNTER(cc_invalidate_tree_cme)      //                        cme if cme is found in this class or superclasses
 RB_DEBUG_COUNTER(cc_invalidate_tree_callable) //                        complimented cache (subclasses)
 RB_DEBUG_COUNTER(cc_invalidate_negative)      // count for invalidating negative cache

doc/extension.rdoc

@@ -2127,7 +2127,7 @@ To make "Ractor-safe" C extension, we need to check the following points:
 (1) Do not share unshareable objects between ractors
 
 For example, C's global variable can lead sharing an unshareable objects
-betwee ractors.
+between ractors.
 
   VALUE g_var;
   VALUE set(VALUE self, VALUE v){ return g_var = v; }

ext/digest/sha2/sha2.c

@@ -94,7 +94,7 @@
 
 /*
  * Define the followingsha2_* types to types of the correct length on
- * the native archtecture.   Most BSD systems and Linux define u_intXX_t
+ * the native architecture.  Most BSD systems and Linux define u_intXX_t
  * types.  Machines with very recent ANSI C headers, can use the
  * uintXX_t definintions from inttypes.h by defining SHA2_USE_INTTYPES_H
  * during compile or in the sha.h header file.

ext/nkf/nkf-utf8/nkf.c

@@ -6787,7 +6787,7 @@ options(unsigned char *cp)
 	case 'S':   /* Shift_JIS input */
 	    input_encoding = nkf_enc_from_index(SHIFT_JIS);
 	    continue;
-	case 'Z':   /* Convert X0208 alphabet to asii */
+	case 'Z':   /* Convert X0208 alphabet to ascii */
 	    /* alpha_f
 	       bit:0   Convert JIS X 0208 Alphabet to ASCII
 	       bit:1   Convert Kankaku to one space

ext/nkf/nkf.c

@@ -458,7 +458,7 @@ rb_nkf_guess(VALUE obj, VALUE src)
  *  with this and -x option, nkf can be used as UTF converter.
  *  (In other words, without this and -x option, nkf doesn't save some characters)
  *
- *  When nkf convert string which related to path, you should use this opion.
+ *  When nkf convert string which related to path, you should use this option.
  *
  *  === --cap-input
  *

ext/win32/lib/win32/sspi.rb

@@ -223,7 +223,7 @@ module Win32
       B64_TOKEN_PREFIX = ["NTLMSSP"].pack("m").delete("=\n")
 
       # Given a connection and a request path, performs authentication as the current user and returns
-      # the response from a GET request. The connnection should be a Net::HTTP object, and it should
+      # the response from a GET request. The connection should be a Net::HTTP object, and it should
       # have been constructed using the Net::HTTP.Proxy method, but anything that responds to "get" will work.
       # If a user and domain are given, will authenticate as the given user.
       # Returns the response received from the get method (usually Net::HTTPResponse)

ext/win32ole/sample/xml.rb

@@ -1032,8 +1032,8 @@ module IXMLDOMDocument
   end
 
   # VOID save
-  # save the document to a specified desination
-  #   VARIANT arg0 --- desination [IN]
+  # save the document to a specified destination
+  #   VARIANT arg0 --- destination [IN]
   def save(arg0)
     ret = _invoke(64, [arg0], [VT_VARIANT])
     @lastargs = WIN32OLE::ARGV
@@ -6224,8 +6224,8 @@ class Microsoft_XMLDOM_1_0 # DOMDocument
   end
 
   # VOID save
-  # save the document to a specified desination
-  #   VARIANT arg0 --- desination [IN]
+  # save the document to a specified destination
+  #   VARIANT arg0 --- destination [IN]
   def save(arg0)
     ret = @dispatch._invoke(64, [arg0], [VT_VARIANT])
     @lastargs = WIN32OLE::ARGV
@@ -6831,8 +6831,8 @@ class Microsoft_FreeThreadedXMLDOM_1_0 # DOMFreeThreadedDocument
   end
 
   # VOID save
-  # save the document to a specified desination
-  #   VARIANT arg0 --- desination [IN]
+  # save the document to a specified destination
+  #   VARIANT arg0 --- destination [IN]
   def save(arg0)
     ret = @dispatch._invoke(64, [arg0], [VT_VARIANT])
     @lastargs = WIN32OLE::ARGV

ext/win32ole/win32ole_type.c

@@ -56,7 +56,7 @@ static const rb_data_type_t oletype_datatype = {
 /*
  * Document-class: WIN32OLE_TYPE
  *
- *   <code>WIN32OLE_TYPE</code> objects represent OLE type libarary information.
+ *   <code>WIN32OLE_TYPE</code> objects represent OLE type library information.
  */
 
 static void

ext/win32ole/win32ole_variant.c

@@ -371,7 +371,7 @@ check_type_val2variant(VALUE val)
  *   Win32OLE converts Ruby object into OLE variant automatically when
  *   invoking OLE methods. If OLE method requires the argument which is
  *   different from the variant by automatic conversion of Win32OLE, you
- *   can convert the specfied variant type by using WIN32OLE_VARIANT class.
+ *   can convert the specified variant type by using WIN32OLE_VARIANT class.
  *
  *     param = WIN32OLE_VARIANT.new(10, WIN32OLE::VARIANT::VT_R4)
  *     oleobj.method(param)

gc.c

@@ -3344,7 +3344,7 @@ objspace_each_objects(rb_objspace_t *objspace, each_obj_callback *callback, void
      * heap. This will be a snapshot of the state of the heap before we
      * call the callback over each page that exists in this buffer. Thus it
      * is safe for the callback to allocate objects without possibly entering
-     * an infinte loop. */
+     * an infinite loop. */
     struct heap_page *page = 0;
     size_t pages_count = 0;
     list_for_each(&heap_eden->pages, page, page_node) {
@@ -4033,7 +4033,7 @@ id2ref_obj_tbl(rb_objspace_t *objspace, VALUE objid)
  *     r = ObjectSpace._id2ref(s.object_id)   #=> "I am a string"
  *     r == s                                 #=> true
  *
- *  On multi-ractor mode, if the object is not sharable, it raises
+ *  On multi-ractor mode, if the object is not shareable, it raises
  *  RangeError.
  */
 

include/ruby/backward/2/stdarg.h

@@ -20,7 +20,7 @@
  *             extension libraries. They could be written in C++98.
  * @brief      Defines old #_
  *
- * Nobody should  ever use these  macros any  longer.  No konwn  compilers lack
+ * Nobody should  ever use these  macros any  longer.  No known  compilers lack
  * prototypes today.  It's 21st century.  Just forget them.
  */
 

include/ruby/internal/attr/cold.h

@@ -25,7 +25,7 @@
 
 /** Wraps (or simulates) `__attribute__((cold))` */
 #if RBIMPL_COMPILER_IS(SunPro)
-# /* Recent SunPro has __has_attribute, and is borken. */
+# /* Recent SunPro has __has_attribute, and is broken. */
 # /* It reports it has attribute cold, reality isn't (warnings issued). */
 # define RBIMPL_ATTR_COLD() /* void */
 #elif RBIMPL_HAS_ATTRIBUTE(cold)

include/ruby/internal/compiler_since.h

@@ -30,7 +30,7 @@
  * @param   y      Minor version.
  * @param   z      Patchlevel.
  * @retval  true   cc >= x.y.z.
- * @retval  false  oherwise.
+ * @retval  false  otherwise.
  */
 #define RBIMPL_COMPILER_SINCE(cc, x, y, z)     \
      (RBIMPL_COMPILER_IS(cc)                && \
@@ -48,7 +48,7 @@
  * @param   y      Minor version.
  * @param   z      Patchlevel.
  * @retval  true   cc < x.y.z.
- * @retval  false  oherwise.
+ * @retval  false  otherwise.
  */
 #define RBIMPL_COMPILER_BEFORE(cc, x, y, z)    \
      (RBIMPL_COMPILER_IS(cc)                && \

include/ruby/internal/core.h

@@ -18,7 +18,7 @@
  *             Do not  expect for  instance `__VA_ARGS__` is  always available.
  *             We assume C99  for ruby itself but we don't  assume languages of
  *             extension libraries. They could be written in C++98.
- * @brief      Core data structures, definitions and manupulations.
+ * @brief      Core data structures, definitions and manipulations.
  */
 #include "ruby/internal/core/rarray.h"
 #include "ruby/internal/core/rbasic.h"

include/ruby/internal/warning_push.h

@@ -25,7 +25,7 @@
  *
  * Q: Why all the macros defined in this file are function-like macros?
  *
- * A: Sigh.   This  is  because of  Doxgen.   Its  `SKIP_FUNCTION_MACROS = YES`
+ * A: Sigh.   This  is  because of  Doxygen.  Its  `SKIP_FUNCTION_MACROS = YES`
  *    configuration setting  requests us  that if  we want  it to  ignore these
  *    macros,  then we  have to  do  two things:  (1)  let them  be defined  as
  *    function-like macros,  and (2) place  them separately in their  own line,

internal/warnings.h

@@ -7,7 +7,7 @@
  *             Permission  is hereby  granted,  to  either redistribute  and/or
  *             modify this file, provided that  the conditions mentioned in the
  *             file COPYING are met.  Consult the file for details.
- * @brief      Internal header to suppres / mandate warnings.
+ * @brief      Internal header to suppress / mandate warnings.
  */
 #include "ruby/internal/warning_push.h"
 #define COMPILER_WARNING_PUSH          RBIMPL_WARNING_PUSH()

memory_view.c

@@ -396,7 +396,7 @@ rb_memory_view_parse_item_format(const char *format,
     ssize_t max_alignment_size = 0;
 
     const char *p = format;
-    if (*p == '|') {  // alginment specifier
+    if (*p == '|') {  // alignment specifier
         alignment = true;
         ++format;
         ++p;

ractor.c

@@ -558,7 +558,7 @@ wait_status_str(enum ractor_wait_status wait_status)
       case wait_taking|wait_yielding: return "taking|yielding";
       case wait_receiving|wait_taking|wait_yielding: return "receiving|taking|yielding";
     }
-    rb_bug("unrechable");
+    rb_bug("unreachable");
 }
 
 static const char *
@@ -573,7 +573,7 @@ wakeup_status_str(enum ractor_wakeup_status wakeup_status)
       case wakeup_by_interrupt: return "by_interrupt";
       case wakeup_by_retry: return "by_retry";
     }
-    rb_bug("unrechable");
+    rb_bug("unreachable");
 }
 #endif // USE_RUBY_DEBUG_LOG
 

ractor.rb

@@ -147,7 +147,7 @@
 # on a moved object.
 #
 # Besides frozen objects, there are shareable objects. Class and Module objects are shareable so
-# the Class/Module definitons are shared between ractors. Ractor objects are also shareable objects.
+# the Class/Module definitions are shared between ractors. Ractor objects are also shareable objects.
 # All operations for the shareable mutable objects are thread-safe, so the thread-safety property
 # will be kept. We can not define mutable shareable objects in Ruby, but C extensions can introduce them.
 #
@@ -223,7 +223,7 @@
 #
 # == Reference
 #
-# See {Ractor desgin doc}[rdoc-ref:doc/ractor.md] for more details.
+# See {Ractor design doc}[rdoc-ref:doc/ractor.md] for more details.
 #
 class Ractor
   #
@@ -457,7 +457,7 @@ class Ractor
   #
   # If the block returns a truthy value, the message will be removed from the incoming queue
   # and returned.
-  # Otherwise, the messsage remains in the incoming queue and the following received
+  # Otherwise, the message remains in the incoming queue and the following received
   # messages are checked by the given block.
   #
   # If there are no messages left in the incoming queue, the method will

test/objspace/test_objspace.rb

@@ -168,7 +168,7 @@ class TestObjSpace < Test::Unit::TestCase
     assert_separately([], "#{<<~"begin;"}\n#{<<~'end;'}")
     begin;
       require "objspace"
-      # Make sure stoping before the tracepoints are initialized doesn't raise. See [Bug #17020]
+      # Make sure stopping before the tracepoints are initialized doesn't raise. See [Bug #17020]
       ObjectSpace.trace_object_allocations_stop
     end;
   end

test/open-uri/test_open-uri.rb

@@ -581,7 +581,7 @@ class TestOpenURI < Test::Unit::TestCase
           ) {|f|
         assert_equal(1, length.length)
         assert_equal(nil, length[0])
-        assert(progress.length>1,"maybe test is worng")
+        assert(progress.length>1,"maybe test is wrong")
         assert(progress.sort == progress,"monotone increasing expected but was\n#{progress.inspect}")
         assert_equal(content.length, progress[-1])
         assert_equal(content, f.read)

test/ruby/test_econv.rb

@@ -922,7 +922,7 @@ class TestEncodingConverter < Test::Unit::TestCase
     end
     newlines.each do |nl|
       opts = {newline: :universal, nl => true}
-      ec2 = assert_warning(/:newline option preceds/, opts.inspect) do
+      ec2 = assert_warning(/:newline option precedes/, opts.inspect) do
         Encoding::Converter.new("", "", **opts)
       end
       assert_equal(ec1, ec2)

transcode.c

@@ -2514,7 +2514,7 @@ econv_opts(VALUE opt, int ecflags)
             break;
 
           case 3:
-            rb_warning(":newline option preceds other newline options");
+            rb_warning(":newline option precedes other newline options");
             break;
 	}
     }