diff options
Diffstat (limited to 'gdb')
| -rw-r--r-- | gdb/procfs.c | 46 |
1 files changed, 25 insertions, 21 deletions
diff --git a/gdb/procfs.c b/gdb/procfs.c index 2c009c3..8a1ddc6 100644 --- a/gdb/procfs.c +++ b/gdb/procfs.c @@ -589,6 +589,8 @@ static int proc_iterate_over_threads (procinfo *pi, int (*func) (procinfo *, procinfo *, void *), void *ptr); +static void proc_resume (procinfo *pi, ptid_t scope_ptid, + int step, enum gdb_signal signo); static void proc_warn (procinfo *pi, const char *func, int line) @@ -2119,7 +2121,7 @@ wait_again: gdb_printf (_("[%s exited]\n"), target_pid_to_str (retval).c_str ()); delete_thread (find_thread_ptid (this, retval)); - target_continue_no_signal (ptid); + proc_resume (pi, ptid, 0, GDB_SIGNAL_0); goto wait_again; } else if (what == SYS_exit) @@ -2183,8 +2185,7 @@ wait_again: i, sysargs[i]); } - /* How to keep going without returning to wfi: */ - target_continue_no_signal (ptid); + proc_resume (pi, ptid, 0, GDB_SIGNAL_0); goto wait_again; } break; @@ -2217,7 +2218,7 @@ wait_again: if (!in_thread_list (this, temp_ptid)) add_thread (this, temp_ptid); - target_continue_no_signal (ptid); + proc_resume (pi, ptid, 0, GDB_SIGNAL_0); goto wait_again; } else if (what == SYS_lwp_exit) @@ -2249,7 +2250,7 @@ wait_again: i, sysargs[i]); } - target_continue_no_signal (ptid); + proc_resume (pi, ptid, 0, GDB_SIGNAL_0); goto wait_again; } break; @@ -2428,20 +2429,16 @@ invalidate_cache (procinfo *parent, procinfo *pi, void *ptr) return 0; } -/* Make the child process runnable. Normally we will then call - procfs_wait and wait for it to stop again (unless gdb is async). +/* Make child process PI runnable. If STEP is true, then arrange for the child to stop again after - executing a single instruction. If SIGNO is zero, then cancel any - pending signal; if non-zero, then arrange for the indicated signal - to be delivered to the child when it runs. If PID is -1, then - allow any child thread to run; if non-zero, then allow only the - indicated thread to run. (not implemented yet). */ + executing a single instruction. SCOPE_PTID, STEP and SIGNO are + like in the target_resume interface. */ -void -procfs_target::resume (ptid_t ptid, int step, enum gdb_signal signo) +static void +proc_resume (procinfo *pi, ptid_t scope_ptid, int step, enum gdb_signal signo) { - procinfo *pi, *thread; + procinfo *thread; int native_signo; /* FIXME: Check/reword. */ @@ -2453,10 +2450,6 @@ procfs_target::resume (ptid_t ptid, int step, enum gdb_signal signo) So basically PR_STEP is the sole argument that must be passed to proc_run_process. */ - /* Find procinfo for main process. */ - pi = find_procinfo_or_die (inferior_ptid.pid (), 0); - - /* First cut: ignore pid argument. */ errno = 0; /* Convert signal to host numbering. */ @@ -2473,11 +2466,11 @@ procfs_target::resume (ptid_t ptid, int step, enum gdb_signal signo) /* Void the process procinfo's caches. */ invalidate_cache (NULL, pi, NULL); - if (ptid.pid () != -1) + if (scope_ptid.pid () != -1) { /* Resume a specific thread, presumably suppressing the others. */ - thread = find_procinfo (ptid.pid (), ptid.lwp ()); + thread = find_procinfo (scope_ptid.pid (), scope_ptid.lwp ()); if (thread != NULL) { if (thread->tid != 0) @@ -2502,6 +2495,17 @@ procfs_target::resume (ptid_t ptid, int step, enum gdb_signal signo) } } +/* Implementation of target_ops::resume. */ + +void +procfs_target::resume (ptid_t scope_ptid, int step, enum gdb_signal signo) +{ + /* Find procinfo for main process. */ + procinfo *pi = find_procinfo_or_die (inferior_ptid.pid (), 0); + + proc_resume (pi, scope_ptid, step, signo); +} + /* Set up to trace signals in the child process. */ void |