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Imported from ../bash-2.05a.tar.gz.

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This commit is contained in:
Jari Aalto 2001-11-13 17:56:06 +00:00
commit f73dda092b
303 changed files with 37069 additions and 28812 deletions
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54
nojobs.c
View file

@ -90,7 +90,7 @@ extern int interactive, interactive_shell, login_shell;
extern int subshell_environment;
extern int last_command_exit_value;
extern int interrupt_immediately;
extern Function *this_shell_builtin;
extern sh_builtin_func_t *this_shell_builtin;
#if defined (HAVE_POSIX_SIGNALS)
extern sigset_t top_level_mask;
#endif
@ -109,12 +109,6 @@ int shell_tty = -1;
exits from get_tty_state(). */
int check_window_size;
#if defined (HAVE_WAITPID)
static void reap_zombie_children ();
#endif
static int wait_sigint_received;
/* STATUS and FLAGS are only valid if pid != NO_PID
STATUS is only valid if (flags & PROC_RUNNING) == 0 */
struct proc_status {
@ -128,13 +122,35 @@ struct proc_status {
#define PROC_NOTIFIED 0x02
#define PROC_ASYNC 0x04
static struct proc_status *pid_list = (struct proc_status *)NULL;
static int pid_list_size;
/* Return values from find_status_by_pid */
#define PROC_BAD -1
#define PROC_STILL_ALIVE -2
static struct proc_status *pid_list = (struct proc_status *)NULL;
static int pid_list_size;
static int wait_sigint_received;
static void alloc_pid_list __P((void));
static int find_proc_slot __P((void));
static int find_index_by_pid __P((pid_t));
static int find_status_by_pid __P((pid_t));
static int process_exit_status __P((WAIT));
static void set_pid_status __P((pid_t, WAIT));
static void set_pid_flags __P((pid_t, int));
static void unset_pid_flags __P((pid_t, int));
static void add_pid __P((pid_t, int));
static void mark_dead_jobs_as_notified __P((int));
static void get_new_window_size __P((int));
static sighandler sigwinch_sighandler __P((int));
static sighandler wait_signal_handler __P((int));
#if defined (HAVE_WAITPID)
static void reap_zombie_children __P((void));
#endif
static void restore_sigint_handler __P((void));
/* Allocate new, or grow existing PID_LIST. */
static void
alloc_pid_list ()
@ -143,8 +159,7 @@ alloc_pid_list ()
int old = pid_list_size;
pid_list_size += 10;
pid_list = (struct proc_status *)
xrealloc (pid_list, pid_list_size * sizeof (struct proc_status));
pid_list = (struct proc_status *)xrealloc (pid_list, pid_list_size * sizeof (struct proc_status));
/* None of the newly allocated slots have process id's yet. */
for (i = old; i < pid_list_size; i++)
@ -538,6 +553,7 @@ default_tty_job_signals ()
/* Wait for a single pid (PID) and return its exit status. Called by
the wait builtin. */
int
wait_for_single_pid (pid)
pid_t pid;
{
@ -549,7 +565,7 @@ wait_for_single_pid (pid)
if (pstatus == PROC_BAD)
{
internal_error ("wait: pid %d is not a child of this shell", pid);
internal_error ("wait: pid %ld is not a child of this shell", (long)pid);
return (127);
}
@ -698,7 +714,7 @@ wait_for (pid)
break;
}
else if (got_pid < 0 && errno != EINTR)
programming_error ("wait_for(%d): %s", pid, strerror(errno));
programming_error ("wait_for(%ld): %s", (long)pid, strerror(errno));
else if (got_pid > 0)
set_pid_status (got_pid, status);
}
@ -818,11 +834,13 @@ give_terminal_to (pgrp, force)
}
/* Stop a pipeline. */
int
stop_pipeline (async, ignore)
int async;
COMMAND *ignore;
{
already_making_children = 0;
return 0;
}
void
@ -831,6 +849,12 @@ start_pipeline ()
already_making_children = 1;
}
void
stop_making_children ()
{
already_making_children = 0;
}
int
get_job_by_pid (pid, block)
pid_t pid;
@ -847,7 +871,7 @@ void
describe_pid (pid)
pid_t pid;
{
fprintf (stderr, "%d\n", (int) pid);
fprintf (stderr, "%ld\n", (long) pid);
}
void