]>
Commit | Line | Data |
---|---|---|
726f6388 JA |
1 | This file is times.def, from which is created times.c. |
2 | It implements the builtin "times" in Bash. | |
3 | ||
3185942a | 4 | Copyright (C) 1987-2009 Free Software Foundation, Inc. |
726f6388 JA |
5 | |
6 | This file is part of GNU Bash, the Bourne Again SHell. | |
7 | ||
3185942a JA |
8 | Bash is free software: you can redistribute it and/or modify |
9 | it under the terms of the GNU General Public License as published by | |
10 | the Free Software Foundation, either version 3 of the License, or | |
11 | (at your option) any later version. | |
726f6388 | 12 | |
3185942a JA |
13 | Bash is distributed in the hope that it will be useful, |
14 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | GNU General Public License for more details. | |
726f6388 | 17 | |
3185942a JA |
18 | You should have received a copy of the GNU General Public License |
19 | along with Bash. If not, see <http://www.gnu.org/licenses/>. | |
726f6388 JA |
20 | |
21 | $PRODUCES times.c | |
22 | ||
23 | $BUILTIN times | |
24 | $FUNCTION times_builtin | |
25 | $SHORT_DOC times | |
3185942a JA |
26 | Display process times. |
27 | ||
28 | Prints the accumulated user and system times for the shell and all of its | |
29 | child processes. | |
30 | ||
31 | Exit Status: | |
32 | Always succeeds. | |
726f6388 JA |
33 | $END |
34 | ||
ccc6cda3 | 35 | #include <config.h> |
726f6388 | 36 | |
ccc6cda3 | 37 | #if defined (HAVE_UNISTD_H) |
cce855bc JA |
38 | # ifdef _MINIX |
39 | # include <sys/types.h> | |
40 | # endif | |
ccc6cda3 JA |
41 | # include <unistd.h> |
42 | #endif | |
726f6388 | 43 | |
ccc6cda3 JA |
44 | #include <stdio.h> |
45 | #include "../bashtypes.h" | |
46 | #include "../shell.h" | |
47 | ||
bb70624e | 48 | #include <posixtime.h> |
ccc6cda3 JA |
49 | |
50 | #if defined (HAVE_SYS_TIMES_H) | |
51 | # include <sys/times.h> | |
52 | #endif /* HAVE_SYS_TIMES_H */ | |
53 | ||
cce855bc | 54 | #if defined (HAVE_SYS_RESOURCE_H) && !defined (RLIMTYPE) |
726f6388 | 55 | # include <sys/resource.h> |
ccc6cda3 JA |
56 | #endif |
57 | ||
58 | #include "common.h" | |
726f6388 | 59 | |
ccc6cda3 JA |
60 | /* Print the totals for system and user time used. */ |
61 | int | |
726f6388 JA |
62 | times_builtin (list) |
63 | WORD_LIST *list; | |
64 | { | |
ccc6cda3 | 65 | #if defined (HAVE_GETRUSAGE) && defined (HAVE_TIMEVAL) && defined (RUSAGE_SELF) |
726f6388 JA |
66 | struct rusage self, kids; |
67 | ||
7117c2d2 JA |
68 | USE_VAR(list); |
69 | ||
70 | if (no_options (list)) | |
71 | return (EX_USAGE); | |
72 | ||
726f6388 JA |
73 | getrusage (RUSAGE_SELF, &self); |
74 | getrusage (RUSAGE_CHILDREN, &kids); /* terminated child processes */ | |
75 | ||
ccc6cda3 | 76 | print_timeval (stdout, &self.ru_utime); |
726f6388 | 77 | putchar (' '); |
ccc6cda3 | 78 | print_timeval (stdout, &self.ru_stime); |
726f6388 | 79 | putchar ('\n'); |
ccc6cda3 | 80 | print_timeval (stdout, &kids.ru_utime); |
726f6388 | 81 | putchar (' '); |
ccc6cda3 | 82 | print_timeval (stdout, &kids.ru_stime); |
726f6388 JA |
83 | putchar ('\n'); |
84 | ||
ccc6cda3 JA |
85 | #else |
86 | # if defined (HAVE_TIMES) | |
bb70624e JA |
87 | /* This uses the POSIX.1/XPG5 times(2) interface, which fills in a |
88 | `struct tms' with values of type clock_t. */ | |
ccc6cda3 JA |
89 | struct tms t; |
90 | ||
7117c2d2 JA |
91 | USE_VAR(list); |
92 | ||
93 | if (no_options (list)) | |
94 | return (EX_USAGE); | |
95 | ||
ccc6cda3 | 96 | times (&t); |
726f6388 | 97 | |
bb70624e | 98 | print_clock_t (stdout, t.tms_utime); |
726f6388 | 99 | putchar (' '); |
bb70624e | 100 | print_clock_t (stdout, t.tms_stime); |
726f6388 | 101 | putchar ('\n'); |
bb70624e | 102 | print_clock_t (stdout, t.tms_cutime); |
726f6388 | 103 | putchar (' '); |
bb70624e | 104 | print_clock_t (stdout, t.tms_cstime); |
726f6388 | 105 | putchar ('\n'); |
7117c2d2 | 106 | |
ccc6cda3 | 107 | # else /* !HAVE_TIMES */ |
7117c2d2 JA |
108 | |
109 | USE_VAR(list); | |
110 | ||
111 | if (no_options (list)) | |
112 | return (EX_USAGE); | |
ccc6cda3 | 113 | printf ("0.00 0.00\n0.00 0.00\n"); |
7117c2d2 | 114 | |
ccc6cda3 JA |
115 | # endif /* HAVE_TIMES */ |
116 | #endif /* !HAVE_TIMES */ | |
726f6388 | 117 | |
3185942a | 118 | return (sh_chkwrite (EXECUTION_SUCCESS)); |
726f6388 | 119 | } |