Bash-4.4 distribution sources and documentationbash-4.4

1 files changed, 28 insertions, 9 deletions

diff --git a/jobs.h b/jobs.h
index bec95273..4ba3513c 100644
--- a/jobs.h
+++ b/jobs.h
@@ -1,6 +1,6 @@
 /* jobs.h -- structures and definitions used by the jobs.c file. */
 
-/* Copyright (C) 1993-2009 Free Software Foundation, Inc.
+/* Copyright (C) 1993-2015 Free Software Foundation, Inc.
 
    This file is part of GNU Bash, the Bourne Again SHell.
 
@@ -61,6 +61,11 @@ typedef struct process {
   char *command;	/* The particular program that is running. */
 } PROCESS;
 
+struct pipeline_saver {
+  struct process *pipeline;
+  struct pipeline_saver *next;
+};
+
 /* PALIVE really means `not exited' */
 #define PSTOPPED(p)	(WIFSTOPPED((p)->status))
 #define PRUNNING(p)	((p)->running == PS_RUNNING)
@@ -137,18 +142,28 @@ struct jobstats {
   JOB *j_lastasync;	/* last async job allocated by stop_pipeline */
 };
 
+/* Revised to accommodate new hash table bgpids implementation. */
+typedef pid_t ps_index_t;
+
 struct pidstat {
- struct pidstat *next;
- pid_t pid;
- int status;
+  ps_index_t bucket_next;
+  ps_index_t bucket_prev;
+
+  pid_t pid;
+  bits16_t status;		/* only 8 bits really needed */
 };
 
 struct bgpids {
-  struct pidstat *list;
-  struct pidstat *end;
+  struct pidstat *storage;	/* storage arena */
+
+  ps_index_t head;
+  ps_index_t nalloc;
+
   int npid;
 };
 
+#define NO_PIDSTAT (ps_index_t)-1
+
 #define NO_JOB  -1	/* An impossible job array index. */
 #define DUP_JOB -2	/* A possible return value for get_job_spec (). */
 #define BAD_JOBSPEC -3	/* Bad syntax for job spec. */
@@ -176,9 +191,10 @@ extern void making_children __P((void));
 extern void stop_making_children __P((void));
 extern void cleanup_the_pipeline __P((void));
 extern void save_pipeline __P((int));
-extern void restore_pipeline __P((int));
+extern PROCESS *restore_pipeline __P((int));
 extern void start_pipeline __P((void));
 extern int stop_pipeline __P((int, COMMAND *));
+extern int discard_pipeline __P((PROCESS *));
 extern void append_process __P((char *, pid_t, int, int));
 
 extern void delete_job __P((int, int));
@@ -214,12 +230,14 @@ extern int set_tty_state __P((void));
 extern int job_exit_status __P((int));
 extern int job_exit_signal __P((int));
 
-extern int wait_for_single_pid __P((pid_t));
+extern int wait_for_single_pid __P((pid_t, int));
 extern void wait_for_background_pids __P((void));
 extern int wait_for __P((pid_t));
 extern int wait_for_job __P((int));
 extern int wait_for_any_job __P((void));
 
+extern void wait_sigint_cleanup __P((void));
+
 extern void notify_and_cleanup __P((void));
 extern void reap_dead_jobs __P((void));
 extern int start_job __P((int, int));
@@ -230,7 +248,7 @@ extern int give_terminal_to __P((pid_t, int));
 
 extern void run_sigchld_trap __P((int));
 
-extern void freeze_jobs_list __P((void));
+extern int freeze_jobs_list __P((void));
 extern void unfreeze_jobs_list __P((void));
 extern int set_job_control __P((int));
 extern void without_job_control __P((void));
@@ -239,6 +257,7 @@ extern void restart_job_control __P((void));
 extern void set_sigchld_handler __P((void));
 extern void ignore_tty_job_signals __P((void));
 extern void default_tty_job_signals __P((void));
+extern void get_original_tty_job_signals __P((void));
 
 extern void init_job_stats __P((void));