Bernhard Reutner-Fischer | b1312c9 | 2006-06-03 20:09:02 +0000 | [diff] [blame] | 1 | /* vi: set sw=4 ts=4: */ |
Denis Vlasenko | b44c790 | 2008-03-17 09:29:43 +0000 | [diff] [blame] | 2 | /* 'time' utility to display resource usage of processes. |
Eric Andersen | c365742 | 2001-11-30 07:54:32 +0000 | [diff] [blame] | 3 | Copyright (C) 1990, 91, 92, 93, 96 Free Software Foundation, Inc. |
| 4 | |
Denys Vlasenko | 0ef64bd | 2010-08-16 20:14:46 +0200 | [diff] [blame] | 5 | Licensed under GPLv2, see file LICENSE in this source tree. |
Bernhard Reutner-Fischer | b1312c9 | 2006-06-03 20:09:02 +0000 | [diff] [blame] | 6 | */ |
Eric Andersen | c365742 | 2001-11-30 07:54:32 +0000 | [diff] [blame] | 7 | /* Originally written by David Keppel <pardo@cs.washington.edu>. |
Eric Andersen | c7bda1c | 2004-03-15 08:29:22 +0000 | [diff] [blame] | 8 | Heavily modified by David MacKenzie <djm@gnu.ai.mit.edu>. |
Eric Andersen | c365742 | 2001-11-30 07:54:32 +0000 | [diff] [blame] | 9 | Heavily modified for busybox by Erik Andersen <andersen@codepoet.org> |
Bernhard Reutner-Fischer | b1312c9 | 2006-06-03 20:09:02 +0000 | [diff] [blame] | 10 | */ |
Denys Vlasenko | fb4da16 | 2016-11-22 23:14:24 +0100 | [diff] [blame] | 11 | //config:config TIME |
Denys Vlasenko | 4eed2c6 | 2017-07-18 22:01:24 +0200 | [diff] [blame] | 12 | //config: bool "time (7 kb)" |
Denys Vlasenko | fb4da16 | 2016-11-22 23:14:24 +0100 | [diff] [blame] | 13 | //config: default y |
| 14 | //config: help |
| 15 | //config: The time command runs the specified program with the given arguments. |
| 16 | //config: When the command finishes, time writes a message to standard output |
| 17 | //config: giving timing statistics about this program run. |
Eric Andersen | c365742 | 2001-11-30 07:54:32 +0000 | [diff] [blame] | 18 | |
Denys Vlasenko | f88e3bf | 2016-11-22 23:54:17 +0100 | [diff] [blame] | 19 | //applet:IF_TIME(APPLET(time, BB_DIR_USR_BIN, BB_SUID_DROP)) |
| 20 | |
| 21 | //kbuild:lib-$(CONFIG_TIME) += time.o |
| 22 | |
Pere Orga | 5bc8c00 | 2011-04-11 03:29:49 +0200 | [diff] [blame] | 23 | //usage:#define time_trivial_usage |
Tommi Rantala | 5fe5be2 | 2017-04-28 17:54:14 +0200 | [diff] [blame] | 24 | //usage: "[-vpa] [-o FILE] PROG ARGS" |
Pere Orga | 5bc8c00 | 2011-04-11 03:29:49 +0200 | [diff] [blame] | 25 | //usage:#define time_full_usage "\n\n" |
| 26 | //usage: "Run PROG, display resource usage when it exits\n" |
Pere Orga | 5bc8c00 | 2011-04-11 03:29:49 +0200 | [diff] [blame] | 27 | //usage: "\n -v Verbose" |
Tommi Rantala | 854174f | 2017-04-24 19:08:53 +0300 | [diff] [blame] | 28 | //usage: "\n -p POSIX output format" |
Denys Vlasenko | a1a3b59 | 2017-04-28 18:01:18 +0200 | [diff] [blame] | 29 | //usage: "\n -f FMT Custom format" |
Tommi Rantala | 5fe5be2 | 2017-04-28 17:54:14 +0200 | [diff] [blame] | 30 | //usage: "\n -o FILE Write result to FILE" |
| 31 | //usage: "\n -a Append (else overwrite)" |
Pere Orga | 5bc8c00 | 2011-04-11 03:29:49 +0200 | [diff] [blame] | 32 | |
Denis Vlasenko | b6adbf1 | 2007-05-26 19:00:18 +0000 | [diff] [blame] | 33 | #include "libbb.h" |
Mike Frysinger | c5fe9f7 | 2012-07-05 23:19:09 -0400 | [diff] [blame] | 34 | #include <sys/resource.h> /* getrusage */ |
Eric Andersen | c365742 | 2001-11-30 07:54:32 +0000 | [diff] [blame] | 35 | |
Eric Andersen | c365742 | 2001-11-30 07:54:32 +0000 | [diff] [blame] | 36 | /* Information on the resources used by a child process. */ |
Bernhard Reutner-Fischer | b1312c9 | 2006-06-03 20:09:02 +0000 | [diff] [blame] | 37 | typedef struct { |
| 38 | int waitstatus; |
| 39 | struct rusage ru; |
Denis Vlasenko | 459be35 | 2007-06-17 19:09:05 +0000 | [diff] [blame] | 40 | unsigned elapsed_ms; /* Wallclock time of process. */ |
Eric Andersen | c365742 | 2001-11-30 07:54:32 +0000 | [diff] [blame] | 41 | } resource_t; |
| 42 | |
| 43 | /* msec = milliseconds = 1/1,000 (1*10e-3) second. |
| 44 | usec = microseconds = 1/1,000,000 (1*10e-6) second. */ |
| 45 | |
Eric Andersen | c365742 | 2001-11-30 07:54:32 +0000 | [diff] [blame] | 46 | #define UL unsigned long |
| 47 | |
Denis Vlasenko | 6ca409e | 2007-08-12 20:58:27 +0000 | [diff] [blame] | 48 | static const char default_format[] ALIGN1 = "real\t%E\nuser\t%u\nsys\t%T"; |
Eric Andersen | c365742 | 2001-11-30 07:54:32 +0000 | [diff] [blame] | 49 | |
| 50 | /* The output format for the -p option .*/ |
Denis Vlasenko | 6ca409e | 2007-08-12 20:58:27 +0000 | [diff] [blame] | 51 | static const char posix_format[] ALIGN1 = "real %e\nuser %U\nsys %S"; |
Eric Andersen | c365742 | 2001-11-30 07:54:32 +0000 | [diff] [blame] | 52 | |
Eric Andersen | c365742 | 2001-11-30 07:54:32 +0000 | [diff] [blame] | 53 | /* Format string for printing all statistics verbosely. |
| 54 | Keep this output to 24 lines so users on terminals can see it all.*/ |
Denis Vlasenko | 6ca409e | 2007-08-12 20:58:27 +0000 | [diff] [blame] | 55 | static const char long_format[] ALIGN1 = |
Bernhard Reutner-Fischer | b1312c9 | 2006-06-03 20:09:02 +0000 | [diff] [blame] | 56 | "\tCommand being timed: \"%C\"\n" |
| 57 | "\tUser time (seconds): %U\n" |
| 58 | "\tSystem time (seconds): %S\n" |
| 59 | "\tPercent of CPU this job got: %P\n" |
| 60 | "\tElapsed (wall clock) time (h:mm:ss or m:ss): %E\n" |
| 61 | "\tAverage shared text size (kbytes): %X\n" |
| 62 | "\tAverage unshared data size (kbytes): %D\n" |
| 63 | "\tAverage stack size (kbytes): %p\n" |
| 64 | "\tAverage total size (kbytes): %K\n" |
| 65 | "\tMaximum resident set size (kbytes): %M\n" |
| 66 | "\tAverage resident set size (kbytes): %t\n" |
| 67 | "\tMajor (requiring I/O) page faults: %F\n" |
| 68 | "\tMinor (reclaiming a frame) page faults: %R\n" |
| 69 | "\tVoluntary context switches: %w\n" |
| 70 | "\tInvoluntary context switches: %c\n" |
| 71 | "\tSwaps: %W\n" |
| 72 | "\tFile system inputs: %I\n" |
| 73 | "\tFile system outputs: %O\n" |
| 74 | "\tSocket messages sent: %s\n" |
| 75 | "\tSocket messages received: %r\n" |
| 76 | "\tSignals delivered: %k\n" |
Denis Vlasenko | f93ab47 | 2006-12-22 12:36:13 +0000 | [diff] [blame] | 77 | "\tPage size (bytes): %Z\n" |
| 78 | "\tExit status: %x"; |
Eric Andersen | c365742 | 2001-11-30 07:54:32 +0000 | [diff] [blame] | 79 | |
Denis Vlasenko | f93ab47 | 2006-12-22 12:36:13 +0000 | [diff] [blame] | 80 | /* Wait for and fill in data on child process PID. |
| 81 | Return 0 on error, 1 if ok. */ |
Eric Andersen | c365742 | 2001-11-30 07:54:32 +0000 | [diff] [blame] | 82 | /* pid_t is short on BSDI, so don't try to promote it. */ |
Denis Vlasenko | b44c790 | 2008-03-17 09:29:43 +0000 | [diff] [blame] | 83 | static void resuse_end(pid_t pid, resource_t *resp) |
Eric Andersen | c365742 | 2001-11-30 07:54:32 +0000 | [diff] [blame] | 84 | { |
Bernhard Reutner-Fischer | b1312c9 | 2006-06-03 20:09:02 +0000 | [diff] [blame] | 85 | pid_t caught; |
Eric Andersen | c365742 | 2001-11-30 07:54:32 +0000 | [diff] [blame] | 86 | |
Bernhard Reutner-Fischer | b1312c9 | 2006-06-03 20:09:02 +0000 | [diff] [blame] | 87 | /* Ignore signals, but don't ignore the children. When wait3 |
Denys Vlasenko | 6830ade | 2013-01-15 13:58:01 +0100 | [diff] [blame] | 88 | * returns the child process, set the time the command finished. */ |
Denis Vlasenko | b44c790 | 2008-03-17 09:29:43 +0000 | [diff] [blame] | 89 | while ((caught = wait3(&resp->waitstatus, 0, &resp->ru)) != pid) { |
| 90 | if (caught == -1 && errno != EINTR) { |
| 91 | bb_perror_msg("wait"); |
| 92 | return; |
| 93 | } |
Bernhard Reutner-Fischer | b1312c9 | 2006-06-03 20:09:02 +0000 | [diff] [blame] | 94 | } |
Denys Vlasenko | f2c8aa6 | 2010-01-12 12:52:30 +0100 | [diff] [blame] | 95 | resp->elapsed_ms = monotonic_ms() - resp->elapsed_ms; |
Eric Andersen | c365742 | 2001-11-30 07:54:32 +0000 | [diff] [blame] | 96 | } |
| 97 | |
Denis Vlasenko | b44c790 | 2008-03-17 09:29:43 +0000 | [diff] [blame] | 98 | static void printargv(char *const *argv) |
Eric Andersen | c365742 | 2001-11-30 07:54:32 +0000 | [diff] [blame] | 99 | { |
Denis Vlasenko | b44c790 | 2008-03-17 09:29:43 +0000 | [diff] [blame] | 100 | const char *fmt = " %s" + 1; |
| 101 | do { |
| 102 | printf(fmt, *argv); |
| 103 | fmt = " %s"; |
| 104 | } while (*++argv); |
Eric Andersen | c365742 | 2001-11-30 07:54:32 +0000 | [diff] [blame] | 105 | } |
| 106 | |
| 107 | /* Return the number of kilobytes corresponding to a number of pages PAGES. |
| 108 | (Actually, we use it to convert pages*ticks into kilobytes*ticks.) |
| 109 | |
| 110 | Try to do arithmetic so that the risk of overflow errors is minimized. |
| 111 | This is funky since the pagesize could be less than 1K. |
| 112 | Note: Some machines express getrusage statistics in terms of K, |
| 113 | others in terms of pages. */ |
Bernhard Reutner-Fischer | 0adf7f2 | 2009-02-23 16:51:25 +0000 | [diff] [blame] | 114 | static unsigned long ptok(const unsigned pagesize, const unsigned long pages) |
Eric Andersen | c365742 | 2001-11-30 07:54:32 +0000 | [diff] [blame] | 115 | { |
Bernhard Reutner-Fischer | b1312c9 | 2006-06-03 20:09:02 +0000 | [diff] [blame] | 116 | unsigned long tmp; |
Eric Andersen | c365742 | 2001-11-30 07:54:32 +0000 | [diff] [blame] | 117 | |
Bernhard Reutner-Fischer | b1312c9 | 2006-06-03 20:09:02 +0000 | [diff] [blame] | 118 | /* Conversion. */ |
Denis Vlasenko | b44c790 | 2008-03-17 09:29:43 +0000 | [diff] [blame] | 119 | if (pages > (LONG_MAX / pagesize)) { /* Could overflow. */ |
| 120 | tmp = pages / 1024; /* Smaller first, */ |
| 121 | return tmp * pagesize; /* then larger. */ |
Bernhard Reutner-Fischer | b1312c9 | 2006-06-03 20:09:02 +0000 | [diff] [blame] | 122 | } |
Denis Vlasenko | c5cb38f | 2006-12-22 13:43:19 +0000 | [diff] [blame] | 123 | /* Could underflow. */ |
Denis Vlasenko | b44c790 | 2008-03-17 09:29:43 +0000 | [diff] [blame] | 124 | tmp = pages * pagesize; /* Larger first, */ |
| 125 | return tmp / 1024; /* then smaller. */ |
Eric Andersen | c365742 | 2001-11-30 07:54:32 +0000 | [diff] [blame] | 126 | } |
| 127 | |
| 128 | /* summarize: Report on the system use of a command. |
| 129 | |
Denis Vlasenko | c5cb38f | 2006-12-22 13:43:19 +0000 | [diff] [blame] | 130 | Print the FMT argument except that `%' sequences |
Eric Andersen | c365742 | 2001-11-30 07:54:32 +0000 | [diff] [blame] | 131 | have special meaning, and `\n' and `\t' are translated into |
| 132 | newline and tab, respectively, and `\\' is translated into `\'. |
| 133 | |
| 134 | The character following a `%' can be: |
| 135 | (* means the tcsh time builtin also recognizes it) |
| 136 | % == a literal `%' |
| 137 | C == command name and arguments |
| 138 | * D == average unshared data size in K (ru_idrss+ru_isrss) |
| 139 | * E == elapsed real (wall clock) time in [hour:]min:sec |
| 140 | * F == major page faults (required physical I/O) (ru_majflt) |
| 141 | * I == file system inputs (ru_inblock) |
| 142 | * K == average total mem usage (ru_idrss+ru_isrss+ru_ixrss) |
| 143 | * M == maximum resident set size in K (ru_maxrss) |
| 144 | * O == file system outputs (ru_oublock) |
| 145 | * P == percent of CPU this job got (total cpu time / elapsed time) |
| 146 | * R == minor page faults (reclaims; no physical I/O involved) (ru_minflt) |
| 147 | * S == system (kernel) time (seconds) (ru_stime) |
| 148 | * T == system time in [hour:]min:sec |
| 149 | * U == user time (seconds) (ru_utime) |
| 150 | * u == user time in [hour:]min:sec |
| 151 | * W == times swapped out (ru_nswap) |
| 152 | * X == average amount of shared text in K (ru_ixrss) |
| 153 | Z == page size |
| 154 | * c == involuntary context switches (ru_nivcsw) |
| 155 | e == elapsed real time in seconds |
| 156 | * k == signals delivered (ru_nsignals) |
| 157 | p == average unshared stack size in K (ru_isrss) |
| 158 | * r == socket messages received (ru_msgrcv) |
| 159 | * s == socket messages sent (ru_msgsnd) |
| 160 | t == average resident set size in K (ru_idrss) |
| 161 | * w == voluntary context switches (ru_nvcsw) |
| 162 | x == exit status of command |
| 163 | |
| 164 | Various memory usages are found by converting from page-seconds |
| 165 | to kbytes by multiplying by the page size, dividing by 1024, |
| 166 | and dividing by elapsed real time. |
| 167 | |
Eric Andersen | c365742 | 2001-11-30 07:54:32 +0000 | [diff] [blame] | 168 | FMT is the format string, interpreted as described above. |
| 169 | COMMAND is the command and args that are being summarized. |
| 170 | RESP is resource information on the command. */ |
| 171 | |
Denis Vlasenko | 459be35 | 2007-06-17 19:09:05 +0000 | [diff] [blame] | 172 | #ifndef TICKS_PER_SEC |
| 173 | #define TICKS_PER_SEC 100 |
| 174 | #endif |
| 175 | |
Denis Vlasenko | b44c790 | 2008-03-17 09:29:43 +0000 | [diff] [blame] | 176 | static void summarize(const char *fmt, char **command, resource_t *resp) |
Eric Andersen | c365742 | 2001-11-30 07:54:32 +0000 | [diff] [blame] | 177 | { |
Denis Vlasenko | 459be35 | 2007-06-17 19:09:05 +0000 | [diff] [blame] | 178 | unsigned vv_ms; /* Elapsed virtual (CPU) milliseconds */ |
| 179 | unsigned cpu_ticks; /* Same, in "CPU ticks" */ |
Denis Vlasenko | b44c790 | 2008-03-17 09:29:43 +0000 | [diff] [blame] | 180 | unsigned pagesize = getpagesize(); |
Eric Andersen | c365742 | 2001-11-30 07:54:32 +0000 | [diff] [blame] | 181 | |
Denis Vlasenko | b44c790 | 2008-03-17 09:29:43 +0000 | [diff] [blame] | 182 | /* Impossible: we do not use WUNTRACED flag in wait()... |
Bernhard Reutner-Fischer | b1312c9 | 2006-06-03 20:09:02 +0000 | [diff] [blame] | 183 | if (WIFSTOPPED(resp->waitstatus)) |
Denis Vlasenko | 459be35 | 2007-06-17 19:09:05 +0000 | [diff] [blame] | 184 | printf("Command stopped by signal %u\n", |
Bernhard Reutner-Fischer | b1312c9 | 2006-06-03 20:09:02 +0000 | [diff] [blame] | 185 | WSTOPSIG(resp->waitstatus)); |
Denis Vlasenko | b44c790 | 2008-03-17 09:29:43 +0000 | [diff] [blame] | 186 | else */ |
| 187 | if (WIFSIGNALED(resp->waitstatus)) |
Denis Vlasenko | 459be35 | 2007-06-17 19:09:05 +0000 | [diff] [blame] | 188 | printf("Command terminated by signal %u\n", |
Bernhard Reutner-Fischer | b1312c9 | 2006-06-03 20:09:02 +0000 | [diff] [blame] | 189 | WTERMSIG(resp->waitstatus)); |
| 190 | else if (WIFEXITED(resp->waitstatus) && WEXITSTATUS(resp->waitstatus)) |
Denis Vlasenko | 459be35 | 2007-06-17 19:09:05 +0000 | [diff] [blame] | 191 | printf("Command exited with non-zero status %u\n", |
Bernhard Reutner-Fischer | b1312c9 | 2006-06-03 20:09:02 +0000 | [diff] [blame] | 192 | WEXITSTATUS(resp->waitstatus)); |
Eric Andersen | c365742 | 2001-11-30 07:54:32 +0000 | [diff] [blame] | 193 | |
Denis Vlasenko | 459be35 | 2007-06-17 19:09:05 +0000 | [diff] [blame] | 194 | vv_ms = (resp->ru.ru_utime.tv_sec + resp->ru.ru_stime.tv_sec) * 1000 |
| 195 | + (resp->ru.ru_utime.tv_usec + resp->ru.ru_stime.tv_usec) / 1000; |
Eric Andersen | c365742 | 2001-11-30 07:54:32 +0000 | [diff] [blame] | 196 | |
Denis Vlasenko | bd7bb29 | 2007-06-17 23:40:26 +0000 | [diff] [blame] | 197 | #if (1000 / TICKS_PER_SEC) * TICKS_PER_SEC == 1000 |
Denis Vlasenko | b44c790 | 2008-03-17 09:29:43 +0000 | [diff] [blame] | 198 | /* 1000 is exactly divisible by TICKS_PER_SEC (typical) */ |
Denis Vlasenko | bd7bb29 | 2007-06-17 23:40:26 +0000 | [diff] [blame] | 199 | cpu_ticks = vv_ms / (1000 / TICKS_PER_SEC); |
| 200 | #else |
| 201 | cpu_ticks = vv_ms * (unsigned long long)TICKS_PER_SEC / 1000; |
| 202 | #endif |
Denis Vlasenko | 459be35 | 2007-06-17 19:09:05 +0000 | [diff] [blame] | 203 | if (!cpu_ticks) cpu_ticks = 1; /* we divide by it, must be nonzero */ |
Eric Andersen | c365742 | 2001-11-30 07:54:32 +0000 | [diff] [blame] | 204 | |
Bernhard Reutner-Fischer | b1312c9 | 2006-06-03 20:09:02 +0000 | [diff] [blame] | 205 | while (*fmt) { |
Denis Vlasenko | c5cb38f | 2006-12-22 13:43:19 +0000 | [diff] [blame] | 206 | /* Handle leading literal part */ |
| 207 | int n = strcspn(fmt, "%\\"); |
| 208 | if (n) { |
| 209 | printf("%.*s", n, fmt); |
| 210 | fmt += n; |
| 211 | continue; |
| 212 | } |
| 213 | |
Bernhard Reutner-Fischer | b1312c9 | 2006-06-03 20:09:02 +0000 | [diff] [blame] | 214 | switch (*fmt) { |
Denis Vlasenko | c5cb38f | 2006-12-22 13:43:19 +0000 | [diff] [blame] | 215 | #ifdef NOT_NEEDED |
| 216 | /* Handle literal char */ |
| 217 | /* Usually we optimize for size, but there is a limit |
| 218 | * for everything. With this we do a lot of 1-byte writes */ |
| 219 | default: |
Denis Vlasenko | 4daad90 | 2007-09-27 10:20:47 +0000 | [diff] [blame] | 220 | bb_putchar(*fmt); |
Denis Vlasenko | c5cb38f | 2006-12-22 13:43:19 +0000 | [diff] [blame] | 221 | break; |
| 222 | #endif |
| 223 | |
Bernhard Reutner-Fischer | b1312c9 | 2006-06-03 20:09:02 +0000 | [diff] [blame] | 224 | case '%': |
| 225 | switch (*++fmt) { |
Denis Vlasenko | c5cb38f | 2006-12-22 13:43:19 +0000 | [diff] [blame] | 226 | #ifdef NOT_NEEDED_YET |
| 227 | /* Our format strings do not have these */ |
| 228 | /* and we do not take format str from user */ |
| 229 | default: |
Denis Vlasenko | 4daad90 | 2007-09-27 10:20:47 +0000 | [diff] [blame] | 230 | bb_putchar('%'); |
Denis Vlasenko | c5cb38f | 2006-12-22 13:43:19 +0000 | [diff] [blame] | 231 | /*FALLTHROUGH*/ |
| 232 | case '%': |
| 233 | if (!*fmt) goto ret; |
Denis Vlasenko | 4daad90 | 2007-09-27 10:20:47 +0000 | [diff] [blame] | 234 | bb_putchar(*fmt); |
Bernhard Reutner-Fischer | b1312c9 | 2006-06-03 20:09:02 +0000 | [diff] [blame] | 235 | break; |
Denis Vlasenko | c5cb38f | 2006-12-22 13:43:19 +0000 | [diff] [blame] | 236 | #endif |
Bernhard Reutner-Fischer | b1312c9 | 2006-06-03 20:09:02 +0000 | [diff] [blame] | 237 | case 'C': /* The command that got timed. */ |
Denis Vlasenko | b44c790 | 2008-03-17 09:29:43 +0000 | [diff] [blame] | 238 | printargv(command); |
Bernhard Reutner-Fischer | b1312c9 | 2006-06-03 20:09:02 +0000 | [diff] [blame] | 239 | break; |
| 240 | case 'D': /* Average unshared data size. */ |
Denis Vlasenko | c5cb38f | 2006-12-22 13:43:19 +0000 | [diff] [blame] | 241 | printf("%lu", |
Denis Vlasenko | b44c790 | 2008-03-17 09:29:43 +0000 | [diff] [blame] | 242 | (ptok(pagesize, (UL) resp->ru.ru_idrss) + |
| 243 | ptok(pagesize, (UL) resp->ru.ru_isrss)) / cpu_ticks); |
Bernhard Reutner-Fischer | b1312c9 | 2006-06-03 20:09:02 +0000 | [diff] [blame] | 244 | break; |
Denis Vlasenko | 459be35 | 2007-06-17 19:09:05 +0000 | [diff] [blame] | 245 | case 'E': { /* Elapsed real (wall clock) time. */ |
| 246 | unsigned seconds = resp->elapsed_ms / 1000; |
| 247 | if (seconds >= 3600) /* One hour -> h:m:s. */ |
| 248 | printf("%uh %um %02us", |
| 249 | seconds / 3600, |
| 250 | (seconds % 3600) / 60, |
| 251 | seconds % 60); |
Bernhard Reutner-Fischer | b1312c9 | 2006-06-03 20:09:02 +0000 | [diff] [blame] | 252 | else |
Denis Vlasenko | 459be35 | 2007-06-17 19:09:05 +0000 | [diff] [blame] | 253 | printf("%um %u.%02us", /* -> m:s. */ |
| 254 | seconds / 60, |
| 255 | seconds % 60, |
| 256 | (unsigned)(resp->elapsed_ms / 10) % 100); |
Bernhard Reutner-Fischer | b1312c9 | 2006-06-03 20:09:02 +0000 | [diff] [blame] | 257 | break; |
Denis Vlasenko | 459be35 | 2007-06-17 19:09:05 +0000 | [diff] [blame] | 258 | } |
Bernhard Reutner-Fischer | b1312c9 | 2006-06-03 20:09:02 +0000 | [diff] [blame] | 259 | case 'F': /* Major page faults. */ |
Denis Vlasenko | 459be35 | 2007-06-17 19:09:05 +0000 | [diff] [blame] | 260 | printf("%lu", resp->ru.ru_majflt); |
Bernhard Reutner-Fischer | b1312c9 | 2006-06-03 20:09:02 +0000 | [diff] [blame] | 261 | break; |
| 262 | case 'I': /* Inputs. */ |
Denis Vlasenko | 459be35 | 2007-06-17 19:09:05 +0000 | [diff] [blame] | 263 | printf("%lu", resp->ru.ru_inblock); |
Bernhard Reutner-Fischer | b1312c9 | 2006-06-03 20:09:02 +0000 | [diff] [blame] | 264 | break; |
| 265 | case 'K': /* Average mem usage == data+stack+text. */ |
Denis Vlasenko | c5cb38f | 2006-12-22 13:43:19 +0000 | [diff] [blame] | 266 | printf("%lu", |
Denis Vlasenko | b44c790 | 2008-03-17 09:29:43 +0000 | [diff] [blame] | 267 | (ptok(pagesize, (UL) resp->ru.ru_idrss) + |
| 268 | ptok(pagesize, (UL) resp->ru.ru_isrss) + |
| 269 | ptok(pagesize, (UL) resp->ru.ru_ixrss)) / cpu_ticks); |
Bernhard Reutner-Fischer | b1312c9 | 2006-06-03 20:09:02 +0000 | [diff] [blame] | 270 | break; |
| 271 | case 'M': /* Maximum resident set size. */ |
Denis Vlasenko | b44c790 | 2008-03-17 09:29:43 +0000 | [diff] [blame] | 272 | printf("%lu", ptok(pagesize, (UL) resp->ru.ru_maxrss)); |
Bernhard Reutner-Fischer | b1312c9 | 2006-06-03 20:09:02 +0000 | [diff] [blame] | 273 | break; |
| 274 | case 'O': /* Outputs. */ |
Denis Vlasenko | 459be35 | 2007-06-17 19:09:05 +0000 | [diff] [blame] | 275 | printf("%lu", resp->ru.ru_oublock); |
Bernhard Reutner-Fischer | b1312c9 | 2006-06-03 20:09:02 +0000 | [diff] [blame] | 276 | break; |
| 277 | case 'P': /* Percent of CPU this job got. */ |
| 278 | /* % cpu is (total cpu time)/(elapsed time). */ |
Denis Vlasenko | 459be35 | 2007-06-17 19:09:05 +0000 | [diff] [blame] | 279 | if (resp->elapsed_ms > 0) |
| 280 | printf("%u%%", (unsigned)(vv_ms * 100 / resp->elapsed_ms)); |
Bernhard Reutner-Fischer | b1312c9 | 2006-06-03 20:09:02 +0000 | [diff] [blame] | 281 | else |
Denis Vlasenko | c5cb38f | 2006-12-22 13:43:19 +0000 | [diff] [blame] | 282 | printf("?%%"); |
Bernhard Reutner-Fischer | b1312c9 | 2006-06-03 20:09:02 +0000 | [diff] [blame] | 283 | break; |
| 284 | case 'R': /* Minor page faults (reclaims). */ |
Denis Vlasenko | 459be35 | 2007-06-17 19:09:05 +0000 | [diff] [blame] | 285 | printf("%lu", resp->ru.ru_minflt); |
Bernhard Reutner-Fischer | b1312c9 | 2006-06-03 20:09:02 +0000 | [diff] [blame] | 286 | break; |
| 287 | case 'S': /* System time. */ |
Denis Vlasenko | 459be35 | 2007-06-17 19:09:05 +0000 | [diff] [blame] | 288 | printf("%u.%02u", |
| 289 | (unsigned)resp->ru.ru_stime.tv_sec, |
| 290 | (unsigned)(resp->ru.ru_stime.tv_usec / 10000)); |
Bernhard Reutner-Fischer | b1312c9 | 2006-06-03 20:09:02 +0000 | [diff] [blame] | 291 | break; |
| 292 | case 'T': /* System time. */ |
| 293 | if (resp->ru.ru_stime.tv_sec >= 3600) /* One hour -> h:m:s. */ |
Denis Vlasenko | 459be35 | 2007-06-17 19:09:05 +0000 | [diff] [blame] | 294 | printf("%uh %um %02us", |
| 295 | (unsigned)(resp->ru.ru_stime.tv_sec / 3600), |
| 296 | (unsigned)(resp->ru.ru_stime.tv_sec % 3600) / 60, |
| 297 | (unsigned)(resp->ru.ru_stime.tv_sec % 60)); |
Bernhard Reutner-Fischer | b1312c9 | 2006-06-03 20:09:02 +0000 | [diff] [blame] | 298 | else |
Denis Vlasenko | 459be35 | 2007-06-17 19:09:05 +0000 | [diff] [blame] | 299 | printf("%um %u.%02us", /* -> m:s. */ |
| 300 | (unsigned)(resp->ru.ru_stime.tv_sec / 60), |
| 301 | (unsigned)(resp->ru.ru_stime.tv_sec % 60), |
| 302 | (unsigned)(resp->ru.ru_stime.tv_usec / 10000)); |
Bernhard Reutner-Fischer | b1312c9 | 2006-06-03 20:09:02 +0000 | [diff] [blame] | 303 | break; |
| 304 | case 'U': /* User time. */ |
Denis Vlasenko | 459be35 | 2007-06-17 19:09:05 +0000 | [diff] [blame] | 305 | printf("%u.%02u", |
| 306 | (unsigned)resp->ru.ru_utime.tv_sec, |
| 307 | (unsigned)(resp->ru.ru_utime.tv_usec / 10000)); |
Bernhard Reutner-Fischer | b1312c9 | 2006-06-03 20:09:02 +0000 | [diff] [blame] | 308 | break; |
| 309 | case 'u': /* User time. */ |
| 310 | if (resp->ru.ru_utime.tv_sec >= 3600) /* One hour -> h:m:s. */ |
Denis Vlasenko | 459be35 | 2007-06-17 19:09:05 +0000 | [diff] [blame] | 311 | printf("%uh %um %02us", |
| 312 | (unsigned)(resp->ru.ru_utime.tv_sec / 3600), |
| 313 | (unsigned)(resp->ru.ru_utime.tv_sec % 3600) / 60, |
| 314 | (unsigned)(resp->ru.ru_utime.tv_sec % 60)); |
Bernhard Reutner-Fischer | b1312c9 | 2006-06-03 20:09:02 +0000 | [diff] [blame] | 315 | else |
Denis Vlasenko | 459be35 | 2007-06-17 19:09:05 +0000 | [diff] [blame] | 316 | printf("%um %u.%02us", /* -> m:s. */ |
| 317 | (unsigned)(resp->ru.ru_utime.tv_sec / 60), |
| 318 | (unsigned)(resp->ru.ru_utime.tv_sec % 60), |
| 319 | (unsigned)(resp->ru.ru_utime.tv_usec / 10000)); |
Bernhard Reutner-Fischer | b1312c9 | 2006-06-03 20:09:02 +0000 | [diff] [blame] | 320 | break; |
| 321 | case 'W': /* Times swapped out. */ |
Denis Vlasenko | 459be35 | 2007-06-17 19:09:05 +0000 | [diff] [blame] | 322 | printf("%lu", resp->ru.ru_nswap); |
Bernhard Reutner-Fischer | b1312c9 | 2006-06-03 20:09:02 +0000 | [diff] [blame] | 323 | break; |
| 324 | case 'X': /* Average shared text size. */ |
Denis Vlasenko | b44c790 | 2008-03-17 09:29:43 +0000 | [diff] [blame] | 325 | printf("%lu", ptok(pagesize, (UL) resp->ru.ru_ixrss) / cpu_ticks); |
Bernhard Reutner-Fischer | b1312c9 | 2006-06-03 20:09:02 +0000 | [diff] [blame] | 326 | break; |
| 327 | case 'Z': /* Page size. */ |
Bernhard Reutner-Fischer | 0adf7f2 | 2009-02-23 16:51:25 +0000 | [diff] [blame] | 328 | printf("%u", pagesize); |
Bernhard Reutner-Fischer | b1312c9 | 2006-06-03 20:09:02 +0000 | [diff] [blame] | 329 | break; |
| 330 | case 'c': /* Involuntary context switches. */ |
Denis Vlasenko | 459be35 | 2007-06-17 19:09:05 +0000 | [diff] [blame] | 331 | printf("%lu", resp->ru.ru_nivcsw); |
Bernhard Reutner-Fischer | b1312c9 | 2006-06-03 20:09:02 +0000 | [diff] [blame] | 332 | break; |
| 333 | case 'e': /* Elapsed real time in seconds. */ |
Denis Vlasenko | 459be35 | 2007-06-17 19:09:05 +0000 | [diff] [blame] | 334 | printf("%u.%02u", |
| 335 | (unsigned)resp->elapsed_ms / 1000, |
| 336 | (unsigned)(resp->elapsed_ms / 10) % 100); |
Bernhard Reutner-Fischer | b1312c9 | 2006-06-03 20:09:02 +0000 | [diff] [blame] | 337 | break; |
| 338 | case 'k': /* Signals delivered. */ |
Denis Vlasenko | 459be35 | 2007-06-17 19:09:05 +0000 | [diff] [blame] | 339 | printf("%lu", resp->ru.ru_nsignals); |
Bernhard Reutner-Fischer | b1312c9 | 2006-06-03 20:09:02 +0000 | [diff] [blame] | 340 | break; |
| 341 | case 'p': /* Average stack segment. */ |
Denis Vlasenko | b44c790 | 2008-03-17 09:29:43 +0000 | [diff] [blame] | 342 | printf("%lu", ptok(pagesize, (UL) resp->ru.ru_isrss) / cpu_ticks); |
Bernhard Reutner-Fischer | b1312c9 | 2006-06-03 20:09:02 +0000 | [diff] [blame] | 343 | break; |
| 344 | case 'r': /* Incoming socket messages received. */ |
Denis Vlasenko | 459be35 | 2007-06-17 19:09:05 +0000 | [diff] [blame] | 345 | printf("%lu", resp->ru.ru_msgrcv); |
Bernhard Reutner-Fischer | b1312c9 | 2006-06-03 20:09:02 +0000 | [diff] [blame] | 346 | break; |
| 347 | case 's': /* Outgoing socket messages sent. */ |
Denis Vlasenko | 459be35 | 2007-06-17 19:09:05 +0000 | [diff] [blame] | 348 | printf("%lu", resp->ru.ru_msgsnd); |
Bernhard Reutner-Fischer | b1312c9 | 2006-06-03 20:09:02 +0000 | [diff] [blame] | 349 | break; |
| 350 | case 't': /* Average resident set size. */ |
Denis Vlasenko | b44c790 | 2008-03-17 09:29:43 +0000 | [diff] [blame] | 351 | printf("%lu", ptok(pagesize, (UL) resp->ru.ru_idrss) / cpu_ticks); |
Bernhard Reutner-Fischer | b1312c9 | 2006-06-03 20:09:02 +0000 | [diff] [blame] | 352 | break; |
| 353 | case 'w': /* Voluntary context switches. */ |
Denis Vlasenko | 459be35 | 2007-06-17 19:09:05 +0000 | [diff] [blame] | 354 | printf("%lu", resp->ru.ru_nvcsw); |
Bernhard Reutner-Fischer | b1312c9 | 2006-06-03 20:09:02 +0000 | [diff] [blame] | 355 | break; |
| 356 | case 'x': /* Exit status. */ |
Denis Vlasenko | 459be35 | 2007-06-17 19:09:05 +0000 | [diff] [blame] | 357 | printf("%u", WEXITSTATUS(resp->waitstatus)); |
Bernhard Reutner-Fischer | b1312c9 | 2006-06-03 20:09:02 +0000 | [diff] [blame] | 358 | break; |
Bernhard Reutner-Fischer | b1312c9 | 2006-06-03 20:09:02 +0000 | [diff] [blame] | 359 | } |
Eric Andersen | c365742 | 2001-11-30 07:54:32 +0000 | [diff] [blame] | 360 | break; |
Bernhard Reutner-Fischer | b1312c9 | 2006-06-03 20:09:02 +0000 | [diff] [blame] | 361 | |
Denis Vlasenko | c5cb38f | 2006-12-22 13:43:19 +0000 | [diff] [blame] | 362 | #ifdef NOT_NEEDED_YET |
Bernhard Reutner-Fischer | b1312c9 | 2006-06-03 20:09:02 +0000 | [diff] [blame] | 363 | case '\\': /* Format escape. */ |
| 364 | switch (*++fmt) { |
Denis Vlasenko | c5cb38f | 2006-12-22 13:43:19 +0000 | [diff] [blame] | 365 | default: |
Denis Vlasenko | 4daad90 | 2007-09-27 10:20:47 +0000 | [diff] [blame] | 366 | bb_putchar('\\'); |
Denis Vlasenko | c5cb38f | 2006-12-22 13:43:19 +0000 | [diff] [blame] | 367 | /*FALLTHROUGH*/ |
| 368 | case '\\': |
| 369 | if (!*fmt) goto ret; |
Denis Vlasenko | 4daad90 | 2007-09-27 10:20:47 +0000 | [diff] [blame] | 370 | bb_putchar(*fmt); |
Denis Vlasenko | c5cb38f | 2006-12-22 13:43:19 +0000 | [diff] [blame] | 371 | break; |
Bernhard Reutner-Fischer | b1312c9 | 2006-06-03 20:09:02 +0000 | [diff] [blame] | 372 | case 't': |
Denis Vlasenko | 4daad90 | 2007-09-27 10:20:47 +0000 | [diff] [blame] | 373 | bb_putchar('\t'); |
Bernhard Reutner-Fischer | b1312c9 | 2006-06-03 20:09:02 +0000 | [diff] [blame] | 374 | break; |
| 375 | case 'n': |
Denis Vlasenko | 4daad90 | 2007-09-27 10:20:47 +0000 | [diff] [blame] | 376 | bb_putchar('\n'); |
Bernhard Reutner-Fischer | b1312c9 | 2006-06-03 20:09:02 +0000 | [diff] [blame] | 377 | break; |
Bernhard Reutner-Fischer | b1312c9 | 2006-06-03 20:09:02 +0000 | [diff] [blame] | 378 | } |
Eric Andersen | c365742 | 2001-11-30 07:54:32 +0000 | [diff] [blame] | 379 | break; |
Denis Vlasenko | c5cb38f | 2006-12-22 13:43:19 +0000 | [diff] [blame] | 380 | #endif |
Eric Andersen | c365742 | 2001-11-30 07:54:32 +0000 | [diff] [blame] | 381 | } |
Denis Vlasenko | c5cb38f | 2006-12-22 13:43:19 +0000 | [diff] [blame] | 382 | ++fmt; |
Eric Andersen | c365742 | 2001-11-30 07:54:32 +0000 | [diff] [blame] | 383 | } |
Denis Vlasenko | c5cb38f | 2006-12-22 13:43:19 +0000 | [diff] [blame] | 384 | /* ret: */ |
Denis Vlasenko | 4daad90 | 2007-09-27 10:20:47 +0000 | [diff] [blame] | 385 | bb_putchar('\n'); |
Eric Andersen | c365742 | 2001-11-30 07:54:32 +0000 | [diff] [blame] | 386 | } |
| 387 | |
| 388 | /* Run command CMD and return statistics on it. |
| 389 | Put the statistics in *RESP. */ |
Denis Vlasenko | 25591c3 | 2008-02-16 22:58:56 +0000 | [diff] [blame] | 390 | static void run_command(char *const *cmd, resource_t *resp) |
Eric Andersen | c365742 | 2001-11-30 07:54:32 +0000 | [diff] [blame] | 391 | { |
Pascal Bellard | 21e8e8d | 2010-07-04 00:57:03 +0200 | [diff] [blame] | 392 | pid_t pid; |
Denis Vlasenko | 25591c3 | 2008-02-16 22:58:56 +0000 | [diff] [blame] | 393 | void (*interrupt_signal)(int); |
| 394 | void (*quit_signal)(int); |
Eric Andersen | c365742 | 2001-11-30 07:54:32 +0000 | [diff] [blame] | 395 | |
Denys Vlasenko | f2c8aa6 | 2010-01-12 12:52:30 +0100 | [diff] [blame] | 396 | resp->elapsed_ms = monotonic_ms(); |
Pascal Bellard | 926031b | 2010-07-04 15:32:38 +0200 | [diff] [blame] | 397 | pid = xvfork(); |
Pascal Bellard | 21e8e8d | 2010-07-04 00:57:03 +0200 | [diff] [blame] | 398 | if (pid == 0) { |
| 399 | /* Child */ |
| 400 | BB_EXECVP_or_die((char**)cmd); |
Bernhard Reutner-Fischer | b1312c9 | 2006-06-03 20:09:02 +0000 | [diff] [blame] | 401 | } |
Eric Andersen | c365742 | 2001-11-30 07:54:32 +0000 | [diff] [blame] | 402 | |
Bernhard Reutner-Fischer | b1312c9 | 2006-06-03 20:09:02 +0000 | [diff] [blame] | 403 | /* Have signals kill the child but not self (if possible). */ |
Denys Vlasenko | 10ad622 | 2017-04-17 16:13:32 +0200 | [diff] [blame] | 404 | //TODO: just block all sigs? and re-enable them in the very end in main? |
Bernhard Reutner-Fischer | b1312c9 | 2006-06-03 20:09:02 +0000 | [diff] [blame] | 405 | interrupt_signal = signal(SIGINT, SIG_IGN); |
| 406 | quit_signal = signal(SIGQUIT, SIG_IGN); |
Eric Andersen | c365742 | 2001-11-30 07:54:32 +0000 | [diff] [blame] | 407 | |
Denis Vlasenko | b44c790 | 2008-03-17 09:29:43 +0000 | [diff] [blame] | 408 | resuse_end(pid, resp); |
Eric Andersen | c365742 | 2001-11-30 07:54:32 +0000 | [diff] [blame] | 409 | |
Bernhard Reutner-Fischer | b1312c9 | 2006-06-03 20:09:02 +0000 | [diff] [blame] | 410 | /* Re-enable signals. */ |
| 411 | signal(SIGINT, interrupt_signal); |
| 412 | signal(SIGQUIT, quit_signal); |
Eric Andersen | c365742 | 2001-11-30 07:54:32 +0000 | [diff] [blame] | 413 | } |
| 414 | |
Denis Vlasenko | 9b49a5e | 2007-10-11 10:05:36 +0000 | [diff] [blame] | 415 | int time_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE; |
Denis Vlasenko | a60f84e | 2008-07-05 09:18:54 +0000 | [diff] [blame] | 416 | int time_main(int argc UNUSED_PARAM, char **argv) |
Eric Andersen | c365742 | 2001-11-30 07:54:32 +0000 | [diff] [blame] | 417 | { |
Bernhard Reutner-Fischer | b1312c9 | 2006-06-03 20:09:02 +0000 | [diff] [blame] | 418 | resource_t res; |
Denys Vlasenko | a1a3b59 | 2017-04-28 18:01:18 +0200 | [diff] [blame] | 419 | /* $TIME has lowest prio (-v,-p,-f FMT overrride it) */ |
| 420 | const char *output_format = getenv("TIME") ? : default_format; |
Tommi Rantala | 5fe5be2 | 2017-04-28 17:54:14 +0200 | [diff] [blame] | 421 | char *output_filename; |
| 422 | int output_fd; |
Denis Vlasenko | b44c790 | 2008-03-17 09:29:43 +0000 | [diff] [blame] | 423 | int opt; |
Tommi Rantala | 5fe5be2 | 2017-04-28 17:54:14 +0200 | [diff] [blame] | 424 | int ex; |
| 425 | enum { |
| 426 | OPT_v = (1 << 0), |
| 427 | OPT_p = (1 << 1), |
| 428 | OPT_a = (1 << 2), |
| 429 | OPT_o = (1 << 3), |
Denys Vlasenko | a1a3b59 | 2017-04-28 18:01:18 +0200 | [diff] [blame] | 430 | OPT_f = (1 << 4), |
Tommi Rantala | 5fe5be2 | 2017-04-28 17:54:14 +0200 | [diff] [blame] | 431 | }; |
Eric Andersen | c365742 | 2001-11-30 07:54:32 +0000 | [diff] [blame] | 432 | |
Denis Vlasenko | 94884eb | 2008-07-11 15:05:51 +0000 | [diff] [blame] | 433 | opt_complementary = "-1"; /* at least one arg */ |
Denis Vlasenko | b44c790 | 2008-03-17 09:29:43 +0000 | [diff] [blame] | 434 | /* "+": stop on first non-option */ |
Denys Vlasenko | a1a3b59 | 2017-04-28 18:01:18 +0200 | [diff] [blame] | 435 | opt = getopt32(argv, "+vpao:f:", &output_filename, &output_format); |
Denis Vlasenko | b44c790 | 2008-03-17 09:29:43 +0000 | [diff] [blame] | 436 | argv += optind; |
Tommi Rantala | 5fe5be2 | 2017-04-28 17:54:14 +0200 | [diff] [blame] | 437 | if (opt & OPT_v) |
Denis Vlasenko | b44c790 | 2008-03-17 09:29:43 +0000 | [diff] [blame] | 438 | output_format = long_format; |
Tommi Rantala | 5fe5be2 | 2017-04-28 17:54:14 +0200 | [diff] [blame] | 439 | if (opt & OPT_p) |
Denis Vlasenko | b44c790 | 2008-03-17 09:29:43 +0000 | [diff] [blame] | 440 | output_format = posix_format; |
Tommi Rantala | 5fe5be2 | 2017-04-28 17:54:14 +0200 | [diff] [blame] | 441 | output_fd = STDERR_FILENO; |
| 442 | if (opt & OPT_o) { |
| 443 | output_fd = xopen(output_filename, |
| 444 | (opt & OPT_a) /* append? */ |
| 445 | ? (O_CREAT | O_WRONLY | O_CLOEXEC | O_APPEND) |
| 446 | : (O_CREAT | O_WRONLY | O_CLOEXEC | O_TRUNC) |
| 447 | ); |
| 448 | } |
Eric Andersen | c365742 | 2001-11-30 07:54:32 +0000 | [diff] [blame] | 449 | |
Bernhard Reutner-Fischer | b1312c9 | 2006-06-03 20:09:02 +0000 | [diff] [blame] | 450 | run_command(argv, &res); |
Denis Vlasenko | c5cb38f | 2006-12-22 13:43:19 +0000 | [diff] [blame] | 451 | |
| 452 | /* Cheat. printf's are shorter :) */ |
Tommi Rantala | 5fe5be2 | 2017-04-28 17:54:14 +0200 | [diff] [blame] | 453 | xdup2(output_fd, STDOUT_FILENO); |
Denis Vlasenko | c5cb38f | 2006-12-22 13:43:19 +0000 | [diff] [blame] | 454 | summarize(output_format, argv, &res); |
Eric Andersen | c365742 | 2001-11-30 07:54:32 +0000 | [diff] [blame] | 455 | |
Tommi Rantala | 5fe5be2 | 2017-04-28 17:54:14 +0200 | [diff] [blame] | 456 | ex = WEXITSTATUS(res.waitstatus); |
| 457 | /* Impossible: we do not use WUNTRACED flag in wait()... |
Bernhard Reutner-Fischer | b1312c9 | 2006-06-03 20:09:02 +0000 | [diff] [blame] | 458 | if (WIFSTOPPED(res.waitstatus)) |
Tommi Rantala | 5fe5be2 | 2017-04-28 17:54:14 +0200 | [diff] [blame] | 459 | ex = WSTOPSIG(res.waitstatus); |
| 460 | */ |
Denis Vlasenko | f93ab47 | 2006-12-22 12:36:13 +0000 | [diff] [blame] | 461 | if (WIFSIGNALED(res.waitstatus)) |
Tommi Rantala | 5fe5be2 | 2017-04-28 17:54:14 +0200 | [diff] [blame] | 462 | ex = WTERMSIG(res.waitstatus); |
| 463 | |
| 464 | fflush_stdout_and_exit(ex); |
Eric Andersen | c365742 | 2001-11-30 07:54:32 +0000 | [diff] [blame] | 465 | } |