6 files changed, 20 insertions, 7 deletions

diff --git a/ChangeLog b/ChangeLog
index 67f634857b..004e1c4557 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Tue Jun 28 21:59:29 2005  Kazuhiro NISHIYAMA  <zn@mbf.nifty.com>
+
+	* dir.c, eval.c, hash.c, process.c, ruby.c: avoid warning "unused
+	  variable" [ruby-dev:26387]
+
 Sat Jun 25 17:15:23 2005  GOTOU Yuuzou  <gotoyuzo@notwork.org>
 
 	* lib/webrick/httputils.rb (WEBrick::HTTPUtils.parse_query): should
diff --git a/dir.c b/dir.c
index cb8e3262a4..183ea05bb7 100644
--- a/dir.c
+++ b/dir.c
@@ -1332,7 +1332,6 @@ static VALUE
 dir_open_dir(path)
     VALUE path;
 {
-    struct dir_data *dp;
     VALUE dir = rb_funcall(rb_cDir, rb_intern("open"), 1, path);
 
     if (TYPE(dir) != T_DATA ||
diff --git a/eval.c b/eval.c
index c1e4c983ab..886914c428 100644
--- a/eval.c
+++ b/eval.c
@@ -6035,7 +6035,7 @@ rb_call_super(argc, argv)
     int argc;
     const VALUE *argv;
 {
-    VALUE result, self, klass, k;
+    VALUE result, self, klass;
 
     if (ruby_frame->last_class == 0) {
 	rb_name_error(ruby_frame->last_func, "calling `super' from `%s' is prohibited",
@@ -10648,7 +10648,9 @@ rb_thread_select(max, read, write, except, timeout)
     fd_set *read, *write, *except;
     struct timeval *timeout;
 {
+#ifndef linux
     double limit;
+#endif
     int n;
 
     if (!read && !write && !except) {
@@ -10660,10 +10662,12 @@ rb_thread_select(max, read, write, except, timeout)
 	return 0;
     }
 
+#ifndef linux
     if (timeout) {
 	limit = timeofday()+
 	    (double)timeout->tv_sec+(double)timeout->tv_usec*1e-6;
     }
+#endif
 
     if (rb_thread_critical ||
 	curr_thread == curr_thread->next ||
@@ -11509,7 +11513,7 @@ rb_thread_start_0(fn, arg, th)
 {
     volatile rb_thread_t th_save = th;
     volatile VALUE thread = th->thread;
-    struct BLOCK *volatile saved_block = 0, *block;
+    struct BLOCK *volatile saved_block = 0;
     enum thread_status status;
     int state;
 
@@ -12353,7 +12357,6 @@ rb_callcc(self)
     volatile rb_thread_t th_save;
     struct tag *tag;
     struct RVarmap *vars;
-    struct BLOCK *blk;
 
     THREAD_ALLOC(th);
     cont = Data_Wrap_Struct(rb_cCont, thread_mark, thread_free, th);
diff --git a/hash.c b/hash.c
index f987181e34..632f0dcaa9 100644
--- a/hash.c
+++ b/hash.c
@@ -880,8 +880,6 @@ static VALUE
 rb_hash_clear(hash)
     VALUE hash;
 {
-    void *tmp;
-
     rb_hash_modify(hash);
     if (RHASH(hash)->tbl->num_entries > 0) {
 	rb_hash_foreach(hash, clear_i, 0);
diff --git a/process.c b/process.c
index 800c302c1c..1fbf7962b2 100644
--- a/process.c
+++ b/process.c
@@ -1351,7 +1351,13 @@ rb_syswait(pid)
     int pid;
 {
     static int overriding;
-    RETSIGTYPE (*hfunc)_((int)), (*qfunc)_((int)), (*ifunc)_((int));
+#ifdef SIGHUP
+    RETSIGTYPE (*hfunc)_((int));
+#endif
+#ifdef SIGQUIT
+    RETSIGTYPE (*qfunc)_((int));
+#endif
+    RETSIGTYPE (*ifunc)_((int));
     int status;
     int i, hooked = Qfalse;
 
diff --git a/ruby.c b/ruby.c
index 95144f2eed..8862f51b7d 100644
--- a/ruby.c
+++ b/ruby.c
@@ -1005,7 +1005,9 @@ set_arg0(val, id)
 {
     char *s;
     long i;
+#if !defined(PSTAT_SETCMD) && !defined(HAVE_SETPROCTITLE)
     static int len;
+#endif
 
     if (origargv == 0) rb_raise(rb_eRuntimeError, "$0 not initialized");
     StringValue(val);