diff options
Diffstat (limited to 'gdb/target.c')
| -rw-r--r-- | gdb/target.c | 26 |
1 files changed, 20 insertions, 6 deletions
diff --git a/gdb/target.c b/gdb/target.c index 7cf6cf3..7f53944 100644 --- a/gdb/target.c +++ b/gdb/target.c @@ -1782,7 +1782,8 @@ The \"%s\" target does not support \"run\". Try \"help target\" or \"continue\" execute a run or attach command without any other data. This is used to locate the default process stratum. - Result is always valid (error() is called for errors). */ + If DO_MESG is not NULL, the result is always valid (error() is + called for errors); else, return NULL on error. */ static struct target_ops * find_default_run_target (char *do_mesg) @@ -1804,7 +1805,12 @@ find_default_run_target (char *do_mesg) } if (count != 1) - error (_("Don't know how to %s. Try \"help target\"."), do_mesg); + { + if (do_mesg) + error (_("Don't know how to %s. Try \"help target\"."), do_mesg); + else + return NULL; + } return runable; } @@ -1835,8 +1841,12 @@ find_default_can_async_p (void) { struct target_ops *t; - t = find_default_run_target ("async"); - if (t->to_can_async_p) + /* This may be called before the target is pushed on the stack; + look for the default process stratum. If there's none, gdb isn't + configured with a native debugger, and target remote isn't + connected yet. */ + t = find_default_run_target (NULL); + if (t && t->to_can_async_p) return (t->to_can_async_p) (); return 0; } @@ -1846,8 +1856,12 @@ find_default_is_async_p (void) { struct target_ops *t; - t = find_default_run_target ("async"); - if (t->to_is_async_p) + /* This may be called before the target is pushed on the stack; + look for the default process stratum. If there's none, gdb isn't + configured with a native debugger, and target remote isn't + connected yet. */ + t = find_default_run_target (NULL); + if (t && t->to_is_async_p) return (t->to_is_async_p) (); return 0; } |