From: Andrew Cagney <cagney@redhat.com>
Date: Wed, 7 Jun 2000 04:43:30 +0000 (+0000)
Subject: Purge last remaining make_cleanup_func.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=6ecce94d4826f27539dcd85265a07ed6bd54f7ba;p=binutils-gdb.git

Purge last remaining make_cleanup_func.
---

diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 083c2ba6792..5c2d7c3898f 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,13 @@
+Mon Jun  5 18:44:14 2000  Andrew Cagney  <cagney@b1.cygnus.com>
+
+	* thread.c (make_cleanup_restore_current_thread,
+ 	do_restore_current_thread_cleanup): New functions.
+	(thread_apply_all_command, thread_apply_command): Use. Call
+ 	do_cleanups when finished.
+
+	* defs.h (make_cleanup_func): Delete typedef.
+	* TODO: Update.
+
 Wed Jun  7 11:34:54 2000  Andrew Cagney  <cagney@b1.cygnus.com>
 
 	* arch-utils.c (target_byte_order, target_byte_order_auto,
diff --git a/gdb/TODO b/gdb/TODO
index e5398c9d51b..7fa33c89163 100644
--- a/gdb/TODO
+++ b/gdb/TODO
@@ -101,14 +101,6 @@ Eliminate all uses of PARAMS in GDB's source code.
 
 --
 
-Elimination of make_cleanup_func. (Andrew Cagney)
-
-make_cleanup_func elimination
-http://sourceware.cygnus.com/ml/gdb-patches/2000-q1/msg00791.html
-http://sourceware.cygnus.com/ml/gdb-patches/2000-q1/msg00814.html
-
---
-
 Fix copyright notices.
 
 Turns out that ``1998-2000'' isn't considered valid :-(
@@ -143,6 +135,9 @@ file at a time.
 Elimination of ``(catch_errors_ftype *) func''.
 
 Like make_cleanup_func it isn't portable.
+http://sourceware.cygnus.com/ml/gdb-patches/2000-q1/msg00791.html
+http://sourceware.cygnus.com/ml/gdb-patches/2000-q1/msg00814.html
+
 
 --
 
diff --git a/gdb/defs.h b/gdb/defs.h
index 400f630b765..093358ff859 100644
--- a/gdb/defs.h
+++ b/gdb/defs.h
@@ -306,13 +306,6 @@ extern void discard_final_cleanups (struct cleanup *);
 extern void discard_exec_error_cleanups (struct cleanup *);
 extern void discard_my_cleanups (struct cleanup **, struct cleanup *);
 
-/* DEPRECATED: cagney/2000-03-04: Do not use this typedef to cast
-   function pointers so that they match the argument to the various
-   cleanup functions.  Post GDB 5.0, this typedef will be
-   deleted. [Editors note: cagney was the person that added most of
-   those type casts] */
-typedef void (*make_cleanup_func) (void *);
-
 /* NOTE: cagney/2000-03-04: This typedef is strictly for the
    make_cleanup function declarations below. Do not use this typedef
    as a cast when passing functions into the make_cleanup() code.
diff --git a/gdb/thread.c b/gdb/thread.c
index 2c874703e32..38e74d45b15 100644
--- a/gdb/thread.c
+++ b/gdb/thread.c
@@ -519,6 +519,28 @@ restore_current_thread (pid)
     }
 }
 
+struct current_thread_cleanup
+{
+  int inferior_pid;
+};
+
+static void
+do_restore_current_thread_cleanup (void *arg)
+{
+  struct current_thread_cleanup *old = arg;
+  restore_current_thread (old->inferior_pid);
+  free (old);
+}
+
+static struct cleanup *
+make_cleanup_restore_current_thread (int inferior_pid)
+{
+  struct current_thread_cleanup *old
+    = xmalloc (sizeof (struct current_thread_cleanup));
+  old->inferior_pid = inferior_pid;
+  return make_cleanup (do_restore_current_thread_cleanup, old);
+}
+
 /* Apply a GDB command to a list of threads.  List syntax is a whitespace
    seperated list of numbers, or ranges, or the keyword `all'.  Ranges consist
    of two numbers seperated by a hyphen.  Examples:
@@ -539,8 +561,7 @@ thread_apply_all_command (cmd, from_tty)
   if (cmd == NULL || *cmd == '\000')
     error ("Please specify a command following the thread ID list");
 
-  old_chain = make_cleanup ((make_cleanup_func) restore_current_thread,
-			    (void *) inferior_pid);
+  old_chain = make_cleanup_restore_current_thread (inferior_pid);
 
   for (tp = thread_list; tp; tp = tp->next)
     if (thread_alive (tp))
@@ -556,6 +577,8 @@ thread_apply_all_command (cmd, from_tty)
 #endif
 	execute_command (cmd, from_tty);
       }
+
+  do_cleanups (old_chain);
 }
 
 static void
@@ -575,8 +598,7 @@ thread_apply_command (tidlist, from_tty)
   if (*cmd == '\000')
     error ("Please specify a command following the thread ID list");
 
-  old_chain = make_cleanup ((make_cleanup_func) restore_current_thread,
-			    (void *) inferior_pid);
+  old_chain = make_cleanup_restore_current_thread (inferior_pid);
 
   while (tidlist < cmd)
     {
@@ -627,6 +649,8 @@ thread_apply_command (tidlist, from_tty)
 	    }
 	}
     }
+
+  do_cleanups (old_chain);
 }
 
 /* Switch to the specified thread.  Will dispatch off to thread_apply_command