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authorJason Molenda <jmolenda@apple.com>1999-07-05 17:58:44 +0000
committerJason Molenda <jmolenda@apple.com>1999-07-05 17:58:44 +0000
commit43ff13b4182f3853e19e9100c84313a6e9302b70 (patch)
treea546b011131cdb9e4d6200dd1f2b9432ffa01539 /gdb/utils.c
parentf11523b01363bac4f0b7384c30fee355e9943b99 (diff)
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import gdb-1999-07-05 snapshot
Diffstat (limited to 'gdb/utils.c')
-rw-r--r--gdb/utils.c54
1 files changed, 54 insertions, 0 deletions
diff --git a/gdb/utils.c b/gdb/utils.c
index 03f0aa4..26f05a7 100644
--- a/gdb/utils.c
+++ b/gdb/utils.c
@@ -92,6 +92,13 @@ set_width PARAMS ((void));
static struct cleanup *cleanup_chain; /* cleaned up after a failed command */
static struct cleanup *final_cleanup_chain; /* cleaned up when gdb exits */
static struct cleanup *run_cleanup_chain; /* cleaned up on each 'run' */
+static struct cleanup *exec_cleanup_chain; /* cleaned up on each execution command */
+
+/* Pointer to what is left to do for an execution command after the
+ target stops. Used only in asynchronous mode, by targets that
+ support async execution. The finish and until commands use it. So
+ does the target extended-remote command. */
+struct continuation *cmd_continuation;
/* Nonzero if we have job control. */
@@ -175,6 +182,14 @@ make_run_cleanup (function, arg)
return make_my_cleanup (&run_cleanup_chain, function, arg);
}
+struct cleanup *
+make_exec_cleanup (function, arg)
+ void (*function) PARAMS ((PTR));
+ PTR arg;
+{
+ return make_my_cleanup (&exec_cleanup_chain, function, arg);
+}
+
static void
do_freeargv (arg)
void *arg;
@@ -232,6 +247,13 @@ do_run_cleanups (old_chain)
}
void
+do_exec_cleanups (old_chain)
+ register struct cleanup *old_chain;
+{
+ do_my_cleanups (&exec_cleanup_chain, old_chain);
+}
+
+void
do_my_cleanups (pmy_chain, old_chain)
register struct cleanup **pmy_chain;
register struct cleanup *old_chain;
@@ -350,6 +372,38 @@ null_cleanup (arg)
{
}
+/* Add a continuation to the continuation list, the gloabl list
+ cmd_continuation. */
+void
+add_continuation (continuation_hook, arg_list)
+ void (*continuation_hook) PARAMS ((struct continuation_arg *));
+ struct continuation_arg *arg_list;
+{
+ struct continuation *continuation_ptr;
+
+ continuation_ptr = (struct continuation *) xmalloc (sizeof (struct continuation));
+ continuation_ptr->continuation_hook = continuation_hook;
+ continuation_ptr->arg_list = arg_list;
+ continuation_ptr->next = cmd_continuation;
+ cmd_continuation = continuation_ptr;
+}
+
+/* Walk down the cmd_continuation list, and execute all the
+ continuations. */
+void
+do_all_continuations ()
+{
+ struct continuation *continuation_ptr;
+
+ while (cmd_continuation)
+ {
+ (cmd_continuation->continuation_hook) (cmd_continuation->arg_list);
+ continuation_ptr = cmd_continuation;
+ cmd_continuation = continuation_ptr->next;
+ free (continuation_ptr);
+ }
+}
+
/* Print a warning message. Way to use this is to call warning_begin,
output the warning message (use unfiltered output to gdb_stderr),