From a013d4e66d2545c04e2599aa2e4a4fc50468153d Mon Sep 17 00:00:00 2001 From: cvpcs Date: Thu, 3 Jun 2010 02:20:07 -0500 Subject: first successful build of bash-4.1 --- builtins/exit.c | 135 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 135 insertions(+) create mode 100644 builtins/exit.c (limited to 'builtins/exit.c') diff --git a/builtins/exit.c b/builtins/exit.c new file mode 100644 index 0000000..3a48509 --- /dev/null +++ b/builtins/exit.c @@ -0,0 +1,135 @@ +/* exit.c, created from exit.def. */ +#line 22 "./exit.def" + +#line 31 "./exit.def" + +#include + +#include "../bashtypes.h" +#include + +#if defined (HAVE_UNISTD_H) +# include +#endif + +#include "../bashintl.h" + +#include "../shell.h" +#include "../jobs.h" + +#include "common.h" +#include "builtext.h" /* for jobs_builtin */ + +extern int check_jobs_at_exit; +extern int last_command_exit_value; +extern int running_trap, trap_saved_exit_value; +extern int subshell_environment; +extern sh_builtin_func_t *this_shell_builtin; +extern sh_builtin_func_t *last_shell_builtin; + +static int exit_or_logout __P((WORD_LIST *)); +static int sourced_logout; + +int +exit_builtin (list) + WORD_LIST *list; +{ + if (interactive) + { + fprintf (stderr, login_shell ? _("logout\n") : "exit\n"); + fflush (stderr); + } + + return (exit_or_logout (list)); +} + +#line 80 "./exit.def" + +/* How to logout. */ +int +logout_builtin (list) + WORD_LIST *list; +{ + if (login_shell == 0 /* && interactive */) + { + builtin_error (_("not login shell: use `exit'")); + return (EXECUTION_FAILURE); + } + else + return (exit_or_logout (list)); +} + +static int +exit_or_logout (list) + WORD_LIST *list; +{ + int exit_value; + +#if defined (JOB_CONTROL) + int exit_immediate_okay, stopmsg; + + exit_immediate_okay = (interactive == 0 || + last_shell_builtin == exit_builtin || + last_shell_builtin == logout_builtin || + last_shell_builtin == jobs_builtin); + + /* Check for stopped jobs if the user wants to. */ + if (exit_immediate_okay == 0) + { + register int i; + for (i = stopmsg = 0; i < js.j_jobslots; i++) + if (jobs[i] && STOPPED (i)) + stopmsg = JSTOPPED; + else if (check_jobs_at_exit && stopmsg == 0 && jobs[i] && RUNNING (i)) + stopmsg = JRUNNING; + + if (stopmsg == JSTOPPED) + fprintf (stderr, _("There are stopped jobs.\n")); + else if (stopmsg == JRUNNING) + fprintf (stderr, _("There are running jobs.\n")); + + if (stopmsg && check_jobs_at_exit) + list_all_jobs (JLIST_STANDARD); + + if (stopmsg) + { + /* This is NOT superfluous because EOF can get here without + going through the command parser. Set both last and this + so that either `exit', `logout', or ^D will work to exit + immediately if nothing intervenes. */ + this_shell_builtin = last_shell_builtin = exit_builtin; + return (EXECUTION_FAILURE); + } + } +#endif /* JOB_CONTROL */ + + /* Get return value if present. This means that you can type + `logout 5' to a shell, and it returns 5. */ + + /* If we're running the exit trap (running_trap == 1, since running_trap + gets set to SIG+1), and we don't have a argument given to `exit' + (list == 0), use the exit status we saved before running the trap + commands (trap_saved_exit_value). */ + exit_value = (running_trap == 1 && list == 0) ? trap_saved_exit_value : get_exitstat (list); + + bash_logout (); + + last_command_exit_value = exit_value; + + /* Exit the program. */ + jump_to_top_level (EXITPROG); + /*NOTREACHED*/ +} + +void +bash_logout () +{ + /* Run our `~/.bash_logout' file if it exists, and this is a login shell. */ + if (login_shell && sourced_logout++ == 0 && subshell_environment == 0) + { + maybe_execute_file ("~/.bash_logout", 1); +#ifdef SYS_BASH_LOGOUT + maybe_execute_file (SYS_BASH_LOGOUT, 1); +#endif + } +} -- cgit v1.1