| 1 | /* $Id: kmk_time.c 2413 2010-09-11 17:43:04Z bird $ */
|
|---|
| 2 | /** @file
|
|---|
| 3 | * kmk_time - Time program execution.
|
|---|
| 4 | *
|
|---|
| 5 | * This is based on kmk/kmkbuiltin/redirect.c.
|
|---|
| 6 | */
|
|---|
| 7 |
|
|---|
| 8 | /*
|
|---|
| 9 | * Copyright (c) 2007-2010 knut st. osmundsen <[email protected]>
|
|---|
| 10 | *
|
|---|
| 11 | * This file is part of kBuild.
|
|---|
| 12 | *
|
|---|
| 13 | * kBuild is free software; you can redistribute it and/or modify
|
|---|
| 14 | * it under the terms of the GNU General Public License as published by
|
|---|
| 15 | * the Free Software Foundation; either version 3 of the License, or
|
|---|
| 16 | * (at your option) any later version.
|
|---|
| 17 | *
|
|---|
| 18 | * kBuild is distributed in the hope that it will be useful,
|
|---|
| 19 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|---|
| 20 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|---|
| 21 | * GNU General Public License for more details.
|
|---|
| 22 | *
|
|---|
| 23 | * You should have received a copy of the GNU General Public License
|
|---|
| 24 | * along with kBuild. If not, see <http://www.gnu.org/licenses/>
|
|---|
| 25 | *
|
|---|
| 26 | */
|
|---|
| 27 |
|
|---|
| 28 | /*******************************************************************************
|
|---|
| 29 | * Header Files *
|
|---|
| 30 | *******************************************************************************/
|
|---|
| 31 | #include <stdio.h>
|
|---|
| 32 | #include <stdlib.h>
|
|---|
| 33 | #include <string.h>
|
|---|
| 34 | #include <errno.h>
|
|---|
| 35 | #include <fcntl.h>
|
|---|
| 36 | #include <time.h>
|
|---|
| 37 | #if defined(_MSC_VER)
|
|---|
| 38 | # include <io.h>
|
|---|
| 39 | # include <direct.h>
|
|---|
| 40 | # include <process.h>
|
|---|
| 41 | # include <Windows.h>
|
|---|
| 42 | #else
|
|---|
| 43 | # include <unistd.h>
|
|---|
| 44 | # include <sys/time.h>
|
|---|
| 45 | # include <sys/wait.h>
|
|---|
| 46 | # include <signal.h>
|
|---|
| 47 | #endif
|
|---|
| 48 |
|
|---|
| 49 | #ifdef __OS2__
|
|---|
| 50 | # define INCL_BASE
|
|---|
| 51 | # include <os2.h>
|
|---|
| 52 | # ifndef LIBPATHSTRICT
|
|---|
| 53 | # define LIBPATHSTRICT 3
|
|---|
| 54 | # endif
|
|---|
| 55 | #endif
|
|---|
| 56 |
|
|---|
| 57 | #ifndef _MSC_VER
|
|---|
| 58 | static const char *my_strsignal(int signo)
|
|---|
| 59 | {
|
|---|
| 60 | #define CASE_SIG_RET_STR(sig) if (signo == SIG##sig) return #sig
|
|---|
| 61 | #ifdef SIGHUP
|
|---|
| 62 | CASE_SIG_RET_STR(HUP);
|
|---|
| 63 | #endif
|
|---|
| 64 | #ifdef SIGINT
|
|---|
| 65 | CASE_SIG_RET_STR(INT);
|
|---|
| 66 | #endif
|
|---|
| 67 | #ifdef SIGQUIT
|
|---|
| 68 | CASE_SIG_RET_STR(QUIT);
|
|---|
| 69 | #endif
|
|---|
| 70 | #ifdef SIGILL
|
|---|
| 71 | CASE_SIG_RET_STR(ILL);
|
|---|
| 72 | #endif
|
|---|
| 73 | #ifdef SIGTRAP
|
|---|
| 74 | CASE_SIG_RET_STR(TRAP);
|
|---|
| 75 | #endif
|
|---|
| 76 | #ifdef SIGABRT
|
|---|
| 77 | CASE_SIG_RET_STR(ABRT);
|
|---|
| 78 | #endif
|
|---|
| 79 | #ifdef SIGIOT
|
|---|
| 80 | CASE_SIG_RET_STR(IOT);
|
|---|
| 81 | #endif
|
|---|
| 82 | #ifdef SIGBUS
|
|---|
| 83 | CASE_SIG_RET_STR(BUS);
|
|---|
| 84 | #endif
|
|---|
| 85 | #ifdef SIGFPE
|
|---|
| 86 | CASE_SIG_RET_STR(FPE);
|
|---|
| 87 | #endif
|
|---|
| 88 | #ifdef SIGKILL
|
|---|
| 89 | CASE_SIG_RET_STR(KILL);
|
|---|
| 90 | #endif
|
|---|
| 91 | #ifdef SIGUSR1
|
|---|
| 92 | CASE_SIG_RET_STR(USR1);
|
|---|
| 93 | #endif
|
|---|
| 94 | #ifdef SIGSEGV
|
|---|
| 95 | CASE_SIG_RET_STR(SEGV);
|
|---|
| 96 | #endif
|
|---|
| 97 | #ifdef SIGUSR2
|
|---|
| 98 | CASE_SIG_RET_STR(USR2);
|
|---|
| 99 | #endif
|
|---|
| 100 | #ifdef SIGPIPE
|
|---|
| 101 | CASE_SIG_RET_STR(PIPE);
|
|---|
| 102 | #endif
|
|---|
| 103 | #ifdef SIGALRM
|
|---|
| 104 | CASE_SIG_RET_STR(ALRM);
|
|---|
| 105 | #endif
|
|---|
| 106 | #ifdef SIGTERM
|
|---|
| 107 | CASE_SIG_RET_STR(TERM);
|
|---|
| 108 | #endif
|
|---|
| 109 | #ifdef SIGSTKFLT
|
|---|
| 110 | CASE_SIG_RET_STR(STKFLT);
|
|---|
| 111 | #endif
|
|---|
| 112 | #ifdef SIGCHLD
|
|---|
| 113 | CASE_SIG_RET_STR(CHLD);
|
|---|
| 114 | #endif
|
|---|
| 115 | #ifdef SIGCONT
|
|---|
| 116 | CASE_SIG_RET_STR(CONT);
|
|---|
| 117 | #endif
|
|---|
| 118 | #ifdef SIGSTOP
|
|---|
| 119 | CASE_SIG_RET_STR(STOP);
|
|---|
| 120 | #endif
|
|---|
| 121 | #ifdef SIGTSTP
|
|---|
| 122 | CASE_SIG_RET_STR(TSTP);
|
|---|
| 123 | #endif
|
|---|
| 124 | #ifdef SIGTTIN
|
|---|
| 125 | CASE_SIG_RET_STR(TTIN);
|
|---|
| 126 | #endif
|
|---|
| 127 | #ifdef SIGTTOU
|
|---|
| 128 | CASE_SIG_RET_STR(TTOU);
|
|---|
| 129 | #endif
|
|---|
| 130 | #ifdef SIGURG
|
|---|
| 131 | CASE_SIG_RET_STR(URG);
|
|---|
| 132 | #endif
|
|---|
| 133 | #ifdef SIGXCPU
|
|---|
| 134 | CASE_SIG_RET_STR(XCPU);
|
|---|
| 135 | #endif
|
|---|
| 136 | #ifdef SIGXFSZ
|
|---|
| 137 | CASE_SIG_RET_STR(XFSZ);
|
|---|
| 138 | #endif
|
|---|
| 139 | #ifdef SIGVTALRM
|
|---|
| 140 | CASE_SIG_RET_STR(VTALRM);
|
|---|
| 141 | #endif
|
|---|
| 142 | #ifdef SIGPROF
|
|---|
| 143 | CASE_SIG_RET_STR(PROF);
|
|---|
| 144 | #endif
|
|---|
| 145 | #ifdef SIGWINCH
|
|---|
| 146 | CASE_SIG_RET_STR(WINCH);
|
|---|
| 147 | #endif
|
|---|
| 148 | #ifdef SIGIO
|
|---|
| 149 | CASE_SIG_RET_STR(IO);
|
|---|
| 150 | #endif
|
|---|
| 151 | #ifdef SIGPWR
|
|---|
| 152 | CASE_SIG_RET_STR(PWR);
|
|---|
| 153 | #endif
|
|---|
| 154 | #ifdef SIGSYS
|
|---|
| 155 | CASE_SIG_RET_STR(SYS);
|
|---|
| 156 | #endif
|
|---|
| 157 | #ifdef SIGBREAK
|
|---|
| 158 | CASE_SIG_RET_STR(BREAK);
|
|---|
| 159 | #endif
|
|---|
| 160 | #undef CASE_SIG_RET_STR
|
|---|
| 161 | return "???";
|
|---|
| 162 | }
|
|---|
| 163 | #endif /* unix */
|
|---|
| 164 |
|
|---|
| 165 | static const char *name(const char *pszName)
|
|---|
| 166 | {
|
|---|
| 167 | const char *psz = strrchr(pszName, '/');
|
|---|
| 168 | #if defined(_MSC_VER) || defined(__OS2__)
|
|---|
| 169 | const char *psz2 = strrchr(pszName, '\\');
|
|---|
| 170 | if (!psz2)
|
|---|
| 171 | psz2 = strrchr(pszName, ':');
|
|---|
| 172 | if (psz2 && (!psz || psz2 > psz))
|
|---|
| 173 | psz = psz2;
|
|---|
| 174 | #endif
|
|---|
| 175 | return psz ? psz + 1 : pszName;
|
|---|
| 176 | }
|
|---|
| 177 |
|
|---|
| 178 |
|
|---|
| 179 | static int usage(FILE *pOut, const char *argv0)
|
|---|
| 180 | {
|
|---|
| 181 | fprintf(pOut,
|
|---|
| 182 | "usage: %s <program> [args]\n"
|
|---|
| 183 | " or: %s --help\n"
|
|---|
| 184 | " or: %s --version\n"
|
|---|
| 185 | ,
|
|---|
| 186 | argv0, argv0, argv0);
|
|---|
| 187 | return 1;
|
|---|
| 188 | }
|
|---|
| 189 |
|
|---|
| 190 |
|
|---|
| 191 | int main(int argc, char **argv)
|
|---|
| 192 | {
|
|---|
| 193 | int i, j;
|
|---|
| 194 | int cTimes = 1;
|
|---|
| 195 | #if defined(_MSC_VER)
|
|---|
| 196 | FILETIME ftStart, ft;
|
|---|
| 197 | unsigned _int64 usMin, usMax, usAvg, usTotal, usCur;
|
|---|
| 198 | unsigned _int64 iStart;
|
|---|
| 199 | intptr_t rc;
|
|---|
| 200 | #else
|
|---|
| 201 | struct timeval tvStart, tv;
|
|---|
| 202 | unsigned long long usMin, usMax, usAvg, usTotal, usCur;
|
|---|
| 203 | pid_t pid;
|
|---|
| 204 | int rc;
|
|---|
| 205 | #endif
|
|---|
| 206 | int rcExit = 0;
|
|---|
| 207 |
|
|---|
| 208 | /*
|
|---|
| 209 | * Parse arguments.
|
|---|
| 210 | */
|
|---|
| 211 | if (argc <= 1)
|
|---|
| 212 | return usage(stderr, name(argv[0]));
|
|---|
| 213 | for (i = 1; i < argc; i++)
|
|---|
| 214 | {
|
|---|
| 215 | char *psz = &argv[i][0];
|
|---|
| 216 | if (*psz++ != '-')
|
|---|
| 217 | break;
|
|---|
| 218 |
|
|---|
| 219 | if (*psz == '-')
|
|---|
| 220 | {
|
|---|
| 221 | /* '--' ? */
|
|---|
| 222 | if (!psz[1])
|
|---|
| 223 | {
|
|---|
| 224 | i++;
|
|---|
| 225 | break;
|
|---|
| 226 | }
|
|---|
| 227 |
|
|---|
| 228 | /* convert to short. */
|
|---|
| 229 | if (!strcmp(psz, "-help"))
|
|---|
| 230 | psz = "h";
|
|---|
| 231 | else if (!strcmp(psz, "-version"))
|
|---|
| 232 | psz = "V";
|
|---|
| 233 | else if (!strcmp(psz, "-iterations"))
|
|---|
| 234 | psz = "i";
|
|---|
| 235 | }
|
|---|
| 236 |
|
|---|
| 237 | switch (*psz)
|
|---|
| 238 | {
|
|---|
| 239 | case 'h':
|
|---|
| 240 | usage(stdout, name(argv[0]));
|
|---|
| 241 | return 0;
|
|---|
| 242 |
|
|---|
| 243 | case 'V':
|
|---|
| 244 | printf("kmk_time - kBuild version %d.%d.%d (r%u)\n"
|
|---|
| 245 | "Copyright (C) 2007-2009 knut st. osmundsen\n",
|
|---|
| 246 | KBUILD_VERSION_MAJOR, KBUILD_VERSION_MINOR, KBUILD_VERSION_PATCH,
|
|---|
| 247 | KBUILD_SVN_REV);
|
|---|
| 248 | return 0;
|
|---|
| 249 |
|
|---|
| 250 | case 'i':
|
|---|
| 251 | if (i + 1 >= argc)
|
|---|
| 252 | {
|
|---|
| 253 | fprintf(stderr, "%s: syntax error: missing iteration count\n", name(argv[0]));
|
|---|
| 254 | return 1;
|
|---|
| 255 | }
|
|---|
| 256 | cTimes = atoi(argv[++i]);
|
|---|
| 257 | if (cTimes <= 0)
|
|---|
| 258 | {
|
|---|
| 259 | fprintf(stderr, "%s: error: invalid interation count '%s'.\n", name(argv[0]), argv[i]);
|
|---|
| 260 | return 1;
|
|---|
| 261 | }
|
|---|
| 262 | break;
|
|---|
| 263 |
|
|---|
| 264 | default:
|
|---|
| 265 | fprintf(stderr, "%s: error: syntax error '%s'\n", name(argv[0]), argv[i]);
|
|---|
| 266 | return 1;
|
|---|
| 267 | }
|
|---|
| 268 | }
|
|---|
| 269 |
|
|---|
| 270 | /*
|
|---|
| 271 | * Make sure there's something to execute.
|
|---|
| 272 | */
|
|---|
| 273 | if (i >= argc)
|
|---|
| 274 | {
|
|---|
| 275 | fprintf(stderr, "%s: syntax error: nothing to execute!\n", name(argv[0]));
|
|---|
| 276 | return usage(stderr, name(argv[0]));
|
|---|
| 277 | }
|
|---|
| 278 |
|
|---|
| 279 | /*
|
|---|
| 280 | * Execute the program the specified number of times.
|
|---|
| 281 | */
|
|---|
| 282 | usMax = usMin = usTotal = 0;
|
|---|
| 283 | usMin--; /* wraps to max value */
|
|---|
| 284 | for (j = 0; j < cTimes; j++)
|
|---|
| 285 | {
|
|---|
| 286 | /*
|
|---|
| 287 | * Execute the program (it's actually supposed to be a command I think, but wtf).
|
|---|
| 288 | */
|
|---|
| 289 |
|
|---|
| 290 | #if defined(_MSC_VER)
|
|---|
| 291 | /** @todo
|
|---|
| 292 | * We'll have to find the '--' in the commandline and pass that
|
|---|
| 293 | * on to CreateProcess or spawn. Otherwise, the argument qouting
|
|---|
| 294 | * is gonna be messed up.
|
|---|
| 295 | */
|
|---|
| 296 | GetSystemTimeAsFileTime(&ftStart);
|
|---|
| 297 | rc = _spawnvp(_P_WAIT, argv[i], &argv[i]);
|
|---|
| 298 | if (rc == -1)
|
|---|
| 299 | {
|
|---|
| 300 | fprintf(stderr, "%s: error: _spawnvp(_P_WAIT, \"%s\", ...) failed: %s\n", name(argv[0]), argv[i], strerror(errno));
|
|---|
| 301 | return 8;
|
|---|
| 302 | }
|
|---|
| 303 |
|
|---|
| 304 | GetSystemTimeAsFileTime(&ft);
|
|---|
| 305 |
|
|---|
| 306 | iStart = ftStart.dwLowDateTime | ((unsigned _int64)ftStart.dwHighDateTime << 32);
|
|---|
| 307 | usCur = ft.dwLowDateTime | ((unsigned _int64)ft.dwHighDateTime << 32);
|
|---|
| 308 | usCur -= iStart;
|
|---|
| 309 | usCur /= 10; /* to usecs */
|
|---|
| 310 |
|
|---|
| 311 | printf("%s: ", name(argv[0]));
|
|---|
| 312 | if (cTimes != 1)
|
|---|
| 313 | printf("#%02u ", j + 1);
|
|---|
| 314 | printf("%um%u.%06us - exit code: %d\n",
|
|---|
| 315 | (unsigned)(usCur / (60 * 1000000)),
|
|---|
| 316 | (unsigned)(usCur % (60 * 1000000)) / 1000000,
|
|---|
| 317 | (unsigned)(usCur % 1000000),
|
|---|
| 318 | rc);
|
|---|
| 319 |
|
|---|
| 320 | #else /* unix: */
|
|---|
| 321 | gettimeofday(&tvStart, NULL);
|
|---|
| 322 | pid = fork();
|
|---|
| 323 | if (!pid)
|
|---|
| 324 | {
|
|---|
| 325 | /* child */
|
|---|
| 326 | execvp(argv[i], &argv[i]);
|
|---|
| 327 | fprintf(stderr, "%s: error: _execvp(\"%s\", ...) failed: %s\n", name(argv[0]), argv[i], strerror(errno));
|
|---|
| 328 | return 8;
|
|---|
| 329 | }
|
|---|
| 330 | if (pid < 0)
|
|---|
| 331 | {
|
|---|
| 332 | fprintf(stderr, "%s: error: fork() failed: %s\n", name(argv[0]), strerror(errno));
|
|---|
| 333 | return 9;
|
|---|
| 334 | }
|
|---|
| 335 |
|
|---|
| 336 | /* parent, wait for child. */
|
|---|
| 337 | rc = 9;
|
|---|
| 338 | while (waitpid(pid, &rc, 0) == -1 && errno == EINTR)
|
|---|
| 339 | /* nothing */;
|
|---|
| 340 | gettimeofday(&tv, NULL);
|
|---|
| 341 |
|
|---|
| 342 | /* calc elapsed time */
|
|---|
| 343 | tv.tv_sec -= tvStart.tv_sec;
|
|---|
| 344 | if (tv.tv_usec > tvStart.tv_usec)
|
|---|
| 345 | tv.tv_usec -= tvStart.tv_usec;
|
|---|
| 346 | else
|
|---|
| 347 | {
|
|---|
| 348 | tv.tv_sec--;
|
|---|
| 349 | tv.tv_usec = tv.tv_usec + 1000000 - tvStart.tv_usec;
|
|---|
| 350 | }
|
|---|
| 351 | usCur = tv.tv_sec * 1000000ULL
|
|---|
| 352 | + tv.tv_usec;
|
|---|
| 353 |
|
|---|
| 354 | printf("%s: ", name(argv[0]));
|
|---|
| 355 | if (cTimes != 1)
|
|---|
| 356 | printf("#%02u ", j + 1);
|
|---|
| 357 | printf("%um%u.%06us",
|
|---|
| 358 | (unsigned)(tv.tv_sec / 60),
|
|---|
| 359 | (unsigned)(tv.tv_sec % 60),
|
|---|
| 360 | (unsigned)tv.tv_usec);
|
|---|
| 361 | if (WIFEXITED(rc))
|
|---|
| 362 | {
|
|---|
| 363 | printf(" - normal exit: %d\n", WEXITSTATUS(rc));
|
|---|
| 364 | rc = WEXITSTATUS(rc);
|
|---|
| 365 | }
|
|---|
| 366 | else if (WIFSIGNALED(rc) && WCOREDUMP(rc))
|
|---|
| 367 | {
|
|---|
| 368 | printf(" - dumped core: %s (%d)\n", my_strsignal(WTERMSIG(rc)), WTERMSIG(rc));
|
|---|
| 369 | rc = 10;
|
|---|
| 370 | }
|
|---|
| 371 | else if (WIFSIGNALED(rc))
|
|---|
| 372 | {
|
|---|
| 373 | printf(" - killed by: %s (%d)\n", my_strsignal(WTERMSIG(rc)), WTERMSIG(rc));
|
|---|
| 374 | rc = 11;
|
|---|
| 375 | }
|
|---|
| 376 | else if (WIFSTOPPED(rc))
|
|---|
| 377 | {
|
|---|
| 378 | printf(" - stopped by: %s (%d)\n", my_strsignal(WSTOPSIG(rc)), WSTOPSIG(rc));
|
|---|
| 379 | rc = 12;
|
|---|
| 380 | }
|
|---|
| 381 | else
|
|---|
| 382 | {
|
|---|
| 383 | printf(" unknown exit status %#x (%d)\n", rc, rc);
|
|---|
| 384 | rc = 13;
|
|---|
| 385 | }
|
|---|
| 386 | #endif /* unix */
|
|---|
| 387 | if (rc && !rcExit)
|
|---|
| 388 | rcExit = (int)rc;
|
|---|
| 389 |
|
|---|
| 390 | /* calc min/max/avg */
|
|---|
| 391 | usTotal += usCur;
|
|---|
| 392 | if (usMax < usCur)
|
|---|
| 393 | usMax = usCur;
|
|---|
| 394 | if (usMin > usCur)
|
|---|
| 395 | usMin = usCur;
|
|---|
| 396 | }
|
|---|
| 397 |
|
|---|
| 398 | /*
|
|---|
| 399 | * Summary if more than one run.
|
|---|
| 400 | */
|
|---|
| 401 | if (cTimes != 1)
|
|---|
| 402 | {
|
|---|
| 403 | usAvg = usTotal / cTimes;
|
|---|
| 404 |
|
|---|
| 405 | printf("%s: avg %um%u.%06us\n", name(argv[0]), (unsigned)(usAvg / 60000000), (unsigned)(usAvg % 60000000) / 1000000, (unsigned)(usAvg % 1000000));
|
|---|
| 406 | printf("%s: min %um%u.%06us\n", name(argv[0]), (unsigned)(usMin / 60000000), (unsigned)(usMin % 60000000) / 1000000, (unsigned)(usMin % 1000000));
|
|---|
| 407 | printf("%s: max %um%u.%06us\n", name(argv[0]), (unsigned)(usMax / 60000000), (unsigned)(usMax % 60000000) / 1000000, (unsigned)(usMax % 1000000));
|
|---|
| 408 | }
|
|---|
| 409 |
|
|---|
| 410 | return rcExit;
|
|---|
| 411 | }
|
|---|
| 412 |
|
|---|
