Add bash 5.2 to third_party

third_party/bash/builtins_jobs.c

@@ -0,0 +1,240 @@
+/* jobs.c, created from jobs.def. */
+#line 22 "./jobs.def"
+
+#line 48 "./jobs.def"
+
+#include "config.h"
+
+#if defined (JOB_CONTROL)
+#include "bashtypes.h"
+#include <signal.h>
+#if defined (HAVE_UNISTD_H)
+#  include <unistd.h>
+#endif
+
+#include "bashansi.h"
+#include "bashintl.h"
+
+#include "shell.h"
+#include "jobs.h"
+#include "execute_cmd.h"
+#include "bashgetopt.h"
+#include "common.h"
+
+#define JSTATE_ANY	0x0
+#define JSTATE_RUNNING	0x1
+#define JSTATE_STOPPED	0x2
+
+static int execute_list_with_replacements PARAMS((WORD_LIST *));
+
+/* The `jobs' command.  Prints outs a list of active jobs.  If the
+   argument `-l' is given, then the process id's are printed also.
+   If the argument `-p' is given, print the process group leader's
+   pid only.  If `-n' is given, only processes that have changed
+   status since the last notification are printed.  If -x is given,
+   replace all job specs with the pid of the appropriate process
+   group leader and execute the command.  The -r and -s options mean
+   to print info about running and stopped jobs only, respectively. */
+int
+jobs_builtin (list)
+     WORD_LIST *list;
+{
+  int form, execute, state, opt, any_failed, job;
+  sigset_t set, oset;
+
+  execute = any_failed = 0;
+  form = JLIST_STANDARD;
+  state = JSTATE_ANY;
+
+  reset_internal_getopt ();
+  while ((opt = internal_getopt (list, "lpnxrs")) != -1)
+    {
+      switch (opt)
+	{
+	case 'l':
+	  form = JLIST_LONG;
+	  break;
+	case 'p':
+	  form = JLIST_PID_ONLY;
+	  break;
+	case 'n':
+	  form = JLIST_CHANGED_ONLY;
+	  break;
+	case 'x':
+	  if (form != JLIST_STANDARD)
+	    {
+	      builtin_error (_("no other options allowed with `-x'"));
+	      return (EXECUTION_FAILURE);
+	    }
+	  execute++;
+	  break;
+	case 'r':
+	  state = JSTATE_RUNNING;
+	  break;
+	case 's':
+	  state = JSTATE_STOPPED;
+	  break;
+
+	CASE_HELPOPT;
+	default:
+	  builtin_usage ();
+	  return (EX_USAGE);
+	}
+    }
+
+  list = loptend;
+
+  if (execute)
+    return (execute_list_with_replacements (list));
+
+  if (!list)
+    {
+      switch (state)
+	{
+	case JSTATE_ANY:
+	  list_all_jobs (form);
+	  break;
+	case JSTATE_RUNNING:
+	  list_running_jobs (form);
+	  break;
+	case JSTATE_STOPPED:
+	  list_stopped_jobs (form);
+	  break;
+	}
+      return (EXECUTION_SUCCESS);
+    }
+
+  while (list)
+    {
+      BLOCK_CHILD (set, oset);
+      job = get_job_spec (list);
+
+      if ((job == NO_JOB) || jobs == 0 || get_job_by_jid (job) == 0)
+	{
+	  sh_badjob (list->word->word);
+	  any_failed++;
+	}
+      else if (job != DUP_JOB)
+	list_one_job ((JOB *)NULL, form, 0, job);
+
+      UNBLOCK_CHILD (oset);
+      list = list->next;
+    }
+  return (any_failed ? EXECUTION_FAILURE : EXECUTION_SUCCESS);
+}
+
+static int
+execute_list_with_replacements (list)
+     WORD_LIST *list;
+{
+  register WORD_LIST *l;
+  int job, result;
+  COMMAND *command;
+  JOB *j;
+
+  /* First do the replacement of job specifications with pids. */
+  for (l = list; l; l = l->next)
+    {
+      if (l->word->word[0] == '%')	/* we have a winner */
+	{
+	  job = get_job_spec (l);
+
+	  /* A bad job spec is not really a job spec! Pass it through. */
+	  if (INVALID_JOB (job))
+	    continue;
+
+	  j = get_job_by_jid (job);
+	  free (l->word->word);
+	  l->word->word = itos (j->pgrp);
+	}
+    }
+
+  /* Next make a new simple command and execute it. */
+  begin_unwind_frame ("jobs_builtin");
+
+  command = make_bare_simple_command ();
+  command->value.Simple->words = copy_word_list (list);
+  command->value.Simple->redirects = (REDIRECT *)NULL;
+  command->flags |= CMD_INHIBIT_EXPANSION;
+  command->value.Simple->flags |= CMD_INHIBIT_EXPANSION;
+
+  add_unwind_protect (dispose_command, command);
+  result = execute_command (command);
+  dispose_command (command);
+
+  discard_unwind_frame ("jobs_builtin");
+  return (result);
+}
+#endif /* JOB_CONTROL */
+
+#line 231 "./jobs.def"
+
+#if defined (JOB_CONTROL)
+int
+disown_builtin (list)
+     WORD_LIST *list;
+{
+  int opt, job, retval, nohup_only, running_jobs, all_jobs;
+  sigset_t set, oset;
+  intmax_t pid_value;
+
+  nohup_only = running_jobs = all_jobs = 0;
+  reset_internal_getopt ();
+  while ((opt = internal_getopt (list, "ahr")) != -1)
+    {
+      switch (opt)
+	{
+	case 'a':
+	  all_jobs = 1;
+	  break;
+	case 'h':
+	  nohup_only = 1;
+	  break;
+	case 'r':
+	  running_jobs = 1;
+	  break;
+	CASE_HELPOPT;
+	default:
+	  builtin_usage ();
+	  return (EX_USAGE);
+	}
+    }
+  list = loptend;
+  retval = EXECUTION_SUCCESS;
+
+  /* `disown -a' or `disown -r' */
+  if (list == 0 && (all_jobs || running_jobs))
+    {
+      if (nohup_only)
+	nohup_all_jobs (running_jobs);
+      else
+	delete_all_jobs (running_jobs);
+      return (EXECUTION_SUCCESS);
+    }
+
+  do
+    {
+      BLOCK_CHILD (set, oset);
+      job = (list && legal_number (list->word->word, &pid_value) && pid_value == (pid_t) pid_value)
+		? get_job_by_pid ((pid_t) pid_value, 0, 0)
+		: get_job_spec (list);
+
+      if (job == NO_JOB || jobs == 0 || INVALID_JOB (job))
+	{
+	  sh_badjob (list ? list->word->word : _("current"));
+	  retval = EXECUTION_FAILURE;
+	}
+      else if (nohup_only)
+	nohup_job (job);
+      else
+	delete_job (job, 1);
+      UNBLOCK_CHILD (oset);
+
+      if (list)
+	list = list->next;
+    }
+  while (list);
+
+  return (retval);
+}
+#endif /* JOB_CONTROL */