From 7269d43e106ea7ff25cb60fe253ae17db78d8c07 Mon Sep 17 00:00:00 2001 From: Fernando Nasser Date: Fri, 15 Jan 1999 17:30:25 +0000 Subject: [PATCH] 1999-01-15 Fernando Nasser * target.h: added entry for target queries (to_query) target.c: ditto. --- gdb/ChangeLog | 5 +++++ gdb/target.c | 23 +++++++++++++++++++++++ gdb/target.h | 11 +++++++++++ 3 files changed, 39 insertions(+) diff --git a/gdb/ChangeLog b/gdb/ChangeLog index 0eb69b1..df444e8 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,3 +1,8 @@ +1999-01-15 Fernando Nasser + + * target.h: added entry for target queries (to_query) + target.c: ditto. + Thu Jan 14 18:29:17 1999 David Taylor start-sanitize-carp start-sanitize-vr4xxx diff --git a/gdb/target.c b/gdb/target.c index 1e729fa..a13bbc3 100644 --- a/gdb/target.c +++ b/gdb/target.c @@ -172,6 +172,9 @@ debug_to_thread_alive PARAMS ((int)); static void debug_to_stop PARAMS ((void)); +static int +debug_to_query PARAMS ((char, char *, char *, int *)); + /* Pointer to array of target architecture structures; the size of the array; the current index into the array; the allocated size of the array. */ @@ -237,6 +240,7 @@ struct target_ops dummy_target = { 0, /* to_notice_signals */ 0, /* to_thread_alive */ 0, /* to_stop */ + 0, /* to_query */ NULL, /* to_enable_exception_callback */ NULL, /* to_get_current_exception_event */ NULL, /* to_pid_to_exec_file */ @@ -502,6 +506,7 @@ cleanup_target (t) de_fault (to_notice_signals, (void (*) PARAMS((int))) target_ignore); de_fault (to_thread_alive, (int (*) PARAMS((int))) target_ignore); de_fault (to_stop, (void (*) PARAMS((void))) target_ignore); + de_fault (to_query, (int (*) PARAMS((char, char*, char *, int *))) target_ignore); de_fault (to_enable_exception_callback, (struct symtab_and_line * (*) PARAMS((enum exception_event_kind, int))) nosupport_runtime); de_fault (to_get_current_exception_event, (struct exception_event_record * (*) PARAMS((void))) nosupport_runtime); @@ -583,6 +588,7 @@ update_current_target () INHERIT (to_notice_signals, t); INHERIT (to_thread_alive, t); INHERIT (to_stop, t); + INHERIT (to_query, t); INHERIT (to_enable_exception_callback, t); INHERIT (to_get_current_exception_event, t); INHERIT (to_pid_to_exec_file, t); @@ -2470,6 +2476,22 @@ debug_to_stop () fprintf_unfiltered (gdb_stderr, "target_stop ()\n"); } +static int +debug_to_query (type, req, resp, siz) + char type; + char *req; + char *resp; + int *siz; +{ + int retval; + + retval = debug_target.to_query (type, req, resp, siz); + + fprintf_unfiltered (stderr, "target_query (%c, %s, %s, %d) = %d\n", type, req, resp, *siz, retval); + + return retval; +} + static struct symtab_and_line * debug_to_enable_exception_callback (kind, enable) enum exception_event_kind kind; @@ -2572,6 +2594,7 @@ setup_target_debug () current_target.to_notice_signals = debug_to_notice_signals; current_target.to_thread_alive = debug_to_thread_alive; current_target.to_stop = debug_to_stop; + current_target.to_query = debug_to_query; current_target.to_enable_exception_callback = debug_to_enable_exception_callback; current_target.to_get_current_exception_event = debug_to_get_current_exception_event; current_target.to_pid_to_exec_file = debug_to_pid_to_exec_file; diff --git a/gdb/target.h b/gdb/target.h index c9d6b6e..7f6a2c5 100644 --- a/gdb/target.h +++ b/gdb/target.h @@ -355,6 +355,7 @@ struct target_ops void (*to_notice_signals) PARAMS ((int pid)); int (*to_thread_alive) PARAMS ((int pid)); void (*to_stop) PARAMS ((void)); + int (*to_query) PARAMS ((char, char *, char *, int *)); struct symtab_and_line * (*to_enable_exception_callback) PARAMS ((enum exception_event_kind, int)); struct exception_event_record * (*to_get_current_exception_event) PARAMS ((void)); char * (*to_pid_to_exec_file) PARAMS ((int pid)); @@ -888,6 +889,16 @@ print_section_info PARAMS ((struct target_ops *, bfd *)); #define target_stop current_target.to_stop +/* Queries the target side for some information. The first argument is a + letter specifying the type of the query, which is used to determine who + should process it. The second argument is a string that specifies which + information is desired and the third is a buffer that carries back the + response from the target side. The fourth parameter is the size of the + output buffer supplied. */ + +#define target_query(query_type, query, resp_buffer, bufffer_size) \ + (*current_target.to_query) (query_type, query, resp_buffer, bufffer_size) + /* Get the symbol information for a breakpointable routine called when an exception event occurs. Intended mainly for C++, and for those -- 2.7.4