From 1e92afda99a58f4427293937e49ef1ebe6bb3968 Mon Sep 17 00:00:00 2001
From: Vladimir Prus <vladimir@codesourcery.com>
Date: Sat, 12 Jul 2008 16:37:57 +0000
Subject: 	Implement --thread and --frame. 	* gdbthread.h
 (find_thread_id): Declare.         * thread.c (find_thread_id): Make
 non-static.         * mi/mi-main.c (mi_cmd_execute): Switch to the right     
    thread and frame, if necessary.         * mi/mi-parse.c (mi_parse): Handle
 --thread and --frame.         * mi/mi-parse.h (strcut mi_parse): New fields
 thread and frame.

---
 gdb/mi/mi-parse.c | 36 ++++++++++++++++++++++++++++++++++++
 1 file changed, 36 insertions(+)

(limited to 'gdb/mi/mi-parse.c')

diff --git a/gdb/mi/mi-parse.c b/gdb/mi/mi-parse.c
index a2dc50d..73e04aa 100644
--- a/gdb/mi/mi-parse.c
+++ b/gdb/mi/mi-parse.c
@@ -150,6 +150,8 @@ mi_parse (char *cmd)
   char *chp;
   struct mi_parse *parse = XMALLOC (struct mi_parse);
   memset (parse, 0, sizeof (*parse));
+  parse->thread = -1;
+  parse->frame = -1;
 
   /* Before starting, skip leading white space. */
   while (isspace (*cmd))
@@ -199,6 +201,40 @@ mi_parse (char *cmd)
   while (isspace (*chp))
     chp++;
 
+  /* Parse the --thread and --frame options, if present.  At present,
+     some important commands, like '-break-*' are implemented by forwarding
+     to the CLI layer directly.  We want to parse --thread and --frame
+     here, so as not to leave those option in the string that will be passed
+     to CLI.  */
+  for (;;)
+    {
+      char *start = chp;
+      size_t ts = sizeof ("--thread ") - 1;
+      size_t fs = sizeof ("--frame ") - 1;
+      if (strncmp (chp, "--thread ", ts) == 0)
+	{
+	  if (parse->thread != -1)
+	    error ("Duplicate '--thread' option");
+	  chp += ts;
+	  parse->thread = strtol (chp, &chp, 10);
+	}
+      else if (strncmp (chp, "--frame ", fs) == 0)
+	{
+	  if (parse->frame != -1)
+	    error ("Duplicate '--frame' option");
+	  chp += fs;
+	  parse->frame = strtol (chp, &chp, 10);
+	}
+      else
+	break;
+
+      if (*chp != '\0' && !isspace (*chp))
+	error ("Invalid value for the '%s' option",
+	       start[2] == 't' ? "--thread" : "--frame");
+      while (isspace (*chp))
+	chp++;
+    }
+
   /* For new argv commands, attempt to return the parsed argument
      list. */
   if (parse->cmd->argv_func != NULL)
-- 
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