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Diffstat (limited to 'builtins/times.def')
-rw-r--r-- | builtins/times.def | 115 |
1 files changed, 115 insertions, 0 deletions
diff --git a/builtins/times.def b/builtins/times.def new file mode 100644 index 0000000..22304fc --- /dev/null +++ b/builtins/times.def @@ -0,0 +1,115 @@ +This file is times.def, from which is created times.c. +It implements the builtin "times" in Bash. + +Copyright (C) 1987-2002 Free Software Foundation, Inc. + +This file is part of GNU Bash, the Bourne Again SHell. + +Bash is free software; you can redistribute it and/or modify it under +the terms of the GNU General Public License as published by the Free +Software Foundation; either version 2, or (at your option) any later +version. + +Bash is distributed in the hope that it will be useful, but WITHOUT ANY +WARRANTY; without even the implied warranty of MERCHANTABILITY or +FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License +for more details. + +You should have received a copy of the GNU General Public License along +with Bash; see the file COPYING. If not, write to the Free Software +Foundation, 59 Temple Place, Suite 330, Boston, MA 02111 USA. + +$PRODUCES times.c + +$BUILTIN times +$FUNCTION times_builtin +$SHORT_DOC times +Print the accumulated user and system times for processes run from +the shell. +$END + +#include <config.h> + +#if defined (HAVE_UNISTD_H) +# ifdef _MINIX +# include <sys/types.h> +# endif +# include <unistd.h> +#endif + +#include <stdio.h> +#include "../bashtypes.h" +#include "../shell.h" + +#include <posixtime.h> + +#if defined (HAVE_SYS_TIMES_H) +# include <sys/times.h> +#endif /* HAVE_SYS_TIMES_H */ + +#if defined (HAVE_SYS_RESOURCE_H) && !defined (RLIMTYPE) +# include <sys/resource.h> +#endif + +#include "common.h" + +/* Print the totals for system and user time used. */ +int +times_builtin (list) + WORD_LIST *list; +{ +#if defined (HAVE_GETRUSAGE) && defined (HAVE_TIMEVAL) && defined (RUSAGE_SELF) + struct rusage self, kids; + + USE_VAR(list); + + if (no_options (list)) + return (EX_USAGE); + + getrusage (RUSAGE_SELF, &self); + getrusage (RUSAGE_CHILDREN, &kids); /* terminated child processes */ + + print_timeval (stdout, &self.ru_utime); + putchar (' '); + print_timeval (stdout, &self.ru_stime); + putchar ('\n'); + print_timeval (stdout, &kids.ru_utime); + putchar (' '); + print_timeval (stdout, &kids.ru_stime); + putchar ('\n'); + +#else +# if defined (HAVE_TIMES) + /* This uses the POSIX.1/XPG5 times(2) interface, which fills in a + `struct tms' with values of type clock_t. */ + struct tms t; + + USE_VAR(list); + + if (no_options (list)) + return (EX_USAGE); + + times (&t); + + print_clock_t (stdout, t.tms_utime); + putchar (' '); + print_clock_t (stdout, t.tms_stime); + putchar ('\n'); + print_clock_t (stdout, t.tms_cutime); + putchar (' '); + print_clock_t (stdout, t.tms_cstime); + putchar ('\n'); + +# else /* !HAVE_TIMES */ + + USE_VAR(list); + + if (no_options (list)) + return (EX_USAGE); + printf ("0.00 0.00\n0.00 0.00\n"); + +# endif /* HAVE_TIMES */ +#endif /* !HAVE_TIMES */ + + return (EXECUTION_SUCCESS); +} |