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18a706bd KZ |
1 | /* |
2 | * Copyright (C) 2008, Karel Zak <kzak@redhat.com> | |
3 | * Copyright (C) 2008, James Youngman <jay@gnu.org> | |
4 | * | |
5 | * This file is free software; you can redistribute it and/or modify | |
6 | * it under the terms of the GNU General Public License as published by | |
7 | * the Free Software Foundation; either version 2 of the License, or | |
8 | * (at your option) any later version. | |
9 | * | |
10 | * This file is distributed in the hope that it will be useful, | |
11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13 | * GNU General Public License for more details. | |
14 | * | |
15 | * | |
16 | * Based on scriptreplay.pl by Joey Hess <joey@kitenet.net> | |
17 | */ | |
18 | ||
19 | #include <stdio.h> | |
20 | #include <stdarg.h> | |
21 | #include <stdlib.h> | |
22 | #include <string.h> | |
23 | #include <errno.h> | |
24 | #include <time.h> | |
25 | #include <limits.h> | |
26 | #include <math.h> | |
27 | #include <sys/select.h> | |
28 | #include <unistd.h> | |
84adb5e6 | 29 | #include <getopt.h> |
18a706bd | 30 | |
fec06a06 KZ |
31 | |
32 | #include "c.h" | |
33 | #include "debug.h" | |
34 | #include "xalloc.h" | |
cdd2a8c3 | 35 | #include "closestream.h" |
18a706bd | 36 | #include "nls.h" |
f0b3b904 | 37 | #include "strutils.h" |
0d955cd8 | 38 | #include "optutils.h" |
fec06a06 KZ |
39 | |
40 | static UL_DEBUG_DEFINE_MASK(scriptreplay); | |
41 | UL_DEBUG_DEFINE_MASKNAMES(scriptreplay) = UL_DEBUG_EMPTY_MASKNAMES; | |
42 | ||
43 | #define SCRIPTREPLAY_DEBUG_INIT (1 << 1) | |
44 | #define SCRIPTREPLAY_DEBUG_TIMING (1 << 2) | |
45 | #define SCRIPTREPLAY_DEBUG_LOG (1 << 3) | |
46 | #define SCRIPTREPLAY_DEBUG_MISC (1 << 4) | |
47 | #define SCRIPTREPLAY_DEBUG_ALL 0xFFFF | |
48 | ||
49 | #define DBG(m, x) __UL_DBG(scriptreplay, SCRIPTREPLAY_DEBUG_, m, x) | |
50 | #define ON_DBG(m, x) __UL_DBG_CALL(scriptreplay, SCRIPTREPLAY_DEBUG_, m, x) | |
18a706bd KZ |
51 | |
52 | #define SCRIPT_MIN_DELAY 0.0001 /* from original sripreplay.pl */ | |
53 | ||
fec06a06 KZ |
54 | /* |
55 | * The script replay is driven by timing file where each entry describes one | |
56 | * step in the replay. The timing step may refer input or output (or | |
57 | * signal, extra informations, etc.) | |
58 | * | |
59 | * The step data are stored in log files, the right log file for the step is | |
60 | * selected from replay_setup. | |
61 | * | |
62 | * TODO: move struct replay_{log,step,setup} to script-playutils.c to make it | |
63 | * usable for scriptlive(1) code. | |
64 | */ | |
65 | ||
66 | enum { | |
67 | REPLAY_TIMING_SIMPLE, /* timing info in classic "<delta> <offset>" format */ | |
68 | REPLAY_TIMING_MULTI /* multiple streams in format "<type> <delta> <offset|etc> */ | |
69 | }; | |
70 | ||
71 | struct replay_log { | |
72 | const char *streams; /* 'I'nput, 'O'utput or both */ | |
73 | const char *filename; | |
74 | FILE *fp; | |
75 | }; | |
76 | ||
77 | struct replay_step { | |
78 | char type; /* 'I'nput, 'O'utput, ... */ | |
79 | double delay; | |
80 | size_t size; | |
81 | ||
82 | struct replay_log *data; | |
83 | }; | |
84 | ||
85 | struct replay_setup { | |
86 | struct replay_log *logs; | |
87 | size_t nlogs; | |
88 | ||
89 | struct replay_step step; /* current step */ | |
90 | ||
91 | FILE *timing_fp; | |
92 | const char *timing_filename; | |
93 | int timing_format; | |
94 | int timing_line; | |
41ce6545 KZ |
95 | |
96 | char default_type; /* type for REPLAY_TIMING_SIMPLE */ | |
fec06a06 KZ |
97 | }; |
98 | ||
99 | static void scriptreplay_init_debug(void) | |
100 | { | |
101 | __UL_INIT_DEBUG_FROM_ENV(scriptreplay, SCRIPTREPLAY_DEBUG_, 0, SCRIPTREPLAY_DEBUG); | |
102 | } | |
103 | ||
104 | static int ignore_line(FILE *f) | |
105 | { | |
106 | int c; | |
107 | ||
108 | while((c = fgetc(f)) != EOF && c != '\n'); | |
109 | if (ferror(f)) | |
110 | return -errno; | |
111 | ||
112 | DBG(LOG, ul_debug(" ignore line")); | |
113 | return 0; | |
114 | } | |
115 | ||
41ce6545 KZ |
116 | /* if timing file does not contains types of entries (old format) than use this |
117 | * type as the default */ | |
118 | static int replay_set_default_type(struct replay_setup *stp, char type) | |
119 | { | |
120 | assert(stp); | |
121 | stp->default_type = type; | |
122 | ||
123 | return 0; | |
124 | } | |
125 | ||
fec06a06 KZ |
126 | static int replay_set_timing_file(struct replay_setup *stp, const char *filename) |
127 | { | |
128 | int c, rc = 0; | |
129 | ||
130 | assert(stp); | |
131 | assert(filename); | |
132 | ||
133 | stp->timing_filename = filename; | |
134 | stp->timing_line = 0; | |
135 | ||
136 | stp->timing_fp = fopen(filename, "r"); | |
137 | if (!stp->timing_fp) | |
138 | rc = -errno; | |
139 | else { | |
140 | /* detect timing file format */ | |
141 | c = fgetc(stp->timing_fp); | |
142 | if (c != EOF) { | |
143 | if (isdigit((unsigned int) c)) | |
144 | stp->timing_format = REPLAY_TIMING_SIMPLE; | |
145 | else | |
146 | stp->timing_format = REPLAY_TIMING_MULTI; | |
147 | ungetc(c, stp->timing_fp); | |
148 | } else if (ferror(stp->timing_fp)) | |
149 | rc = -errno; | |
150 | } | |
151 | ||
152 | if (rc) { | |
153 | fclose(stp->timing_fp); | |
154 | stp->timing_fp = NULL; | |
155 | } | |
156 | ||
41ce6545 | 157 | DBG(TIMING, ul_debug("timing file set to '%s' [rc=%d]", filename, rc)); |
fec06a06 KZ |
158 | return rc; |
159 | } | |
160 | ||
161 | static int replay_associate_log(struct replay_setup *stp, | |
162 | const char *streams, const char *filename) | |
163 | { | |
164 | struct replay_log *log; | |
165 | int rc; | |
166 | ||
167 | assert(stp); | |
168 | assert(streams); | |
169 | assert(filename); | |
170 | ||
171 | stp->logs = xrealloc(stp->logs, (stp->nlogs + 1) * sizeof(*log)); | |
172 | log = &stp->logs[stp->nlogs]; | |
173 | stp->nlogs++; | |
174 | ||
175 | log->filename = filename; | |
176 | log->streams = streams; | |
177 | ||
178 | /* open the file and skip the first line */ | |
179 | log->fp = fopen(filename, "r"); | |
180 | rc = log->fp == NULL ? -errno : ignore_line(log->fp); | |
181 | ||
41ce6545 | 182 | DBG(LOG, ul_debug("accociate log file '%s' with '%s' [rc=%d]", filename, streams, rc)); |
fec06a06 KZ |
183 | return rc; |
184 | } | |
185 | ||
186 | static int is_wanted_stream(char type, const char *streams) | |
187 | { | |
188 | if (streams == NULL) | |
189 | return 1; | |
190 | if (strchr(streams, type)) | |
191 | return 1; | |
192 | return 0; | |
193 | } | |
194 | ||
195 | static int read_multistream_step(struct replay_step *step, FILE *f, char type) | |
196 | { | |
197 | int rc = 0; | |
198 | char nl; | |
199 | ||
200 | switch (type) { | |
201 | case 'O': /* output */ | |
202 | case 'I': /* input */ | |
203 | rc = fscanf(f, "%lf %zu%c\n", &step->delay, &step->size, &nl); | |
204 | if (rc != 3 || nl != '\n') | |
205 | rc = -EINVAL; | |
206 | else | |
207 | rc = 0; | |
208 | break; | |
209 | ||
210 | case 'S': /* signal */ | |
211 | rc = ignore_line(f); /* not implemnted yet */ | |
212 | break; | |
213 | ||
214 | case 'H': /* header */ | |
215 | rc = ignore_line(f); /* not implemnted yet */ | |
216 | break; | |
217 | default: | |
218 | break; | |
219 | } | |
220 | ||
167a4851 | 221 | DBG(TIMING, ul_debug(" read step delay & size [rc=%d]", rc)); |
fec06a06 KZ |
222 | return rc; |
223 | } | |
224 | ||
167a4851 KZ |
225 | static struct replay_log *replay_get_stream_log(struct replay_setup *stp, char stream) |
226 | { | |
227 | size_t i; | |
228 | ||
229 | for (i = 0; i < stp->nlogs; i++) { | |
230 | struct replay_log *log = &stp->logs[i]; | |
231 | ||
232 | if (is_wanted_stream(stream, log->streams)) | |
233 | return log; | |
234 | } | |
235 | return NULL; | |
236 | } | |
237 | ||
238 | static int replay_seek_log(struct replay_log *log, size_t move) | |
239 | { | |
240 | DBG(LOG, ul_debug(" %s: seek ++ %zu", log->filename, move)); | |
241 | return fseek(log->fp, move, SEEK_CUR) == (off_t) -1 ? -errno : 0; | |
242 | } | |
243 | ||
fec06a06 KZ |
244 | /* returns next step with pointer to the right log file for specified streams (e.g. |
245 | * "IOS" for in/out/signals) or all streams if stream is NULL. | |
246 | * | |
247 | * returns: 0 = success, <0 = error, 1 = done (EOF) | |
248 | */ | |
249 | static int replay_get_next_step(struct replay_setup *stp, char *streams, struct replay_step **xstep) | |
250 | { | |
251 | struct replay_step *step; | |
252 | int rc; | |
167a4851 | 253 | double ignored_delay = 0; |
fec06a06 KZ |
254 | |
255 | assert(stp); | |
256 | assert(stp->timing_fp); | |
257 | assert(xstep && *xstep); | |
258 | ||
fec06a06 | 259 | step = &stp->step; |
fec06a06 KZ |
260 | *xstep = NULL; |
261 | ||
262 | do { | |
167a4851 | 263 | struct replay_log *log = NULL; |
fec06a06 KZ |
264 | |
265 | rc = 1; /* done */ | |
266 | if (feof(stp->timing_fp)) | |
267 | break; | |
167a4851 KZ |
268 | |
269 | DBG(TIMING, ul_debug("reading next step")); | |
270 | ||
271 | memset(step, 0, sizeof(*step)); | |
fec06a06 KZ |
272 | stp->timing_line++; |
273 | ||
274 | switch (stp->timing_format) { | |
275 | case REPLAY_TIMING_SIMPLE: | |
41ce6545 KZ |
276 | /* old format is the same as new format, but without <type> prefix */ |
277 | rc = read_multistream_step(step, stp->timing_fp, stp->default_type); | |
fec06a06 | 278 | if (rc == 0) |
41ce6545 | 279 | step->type = stp->default_type; |
fec06a06 KZ |
280 | break; |
281 | case REPLAY_TIMING_MULTI: | |
282 | rc = fscanf(stp->timing_fp, "%c ", &step->type); | |
283 | if (rc != 1) | |
284 | rc = -EINVAL; | |
167a4851 | 285 | else |
fec06a06 KZ |
286 | rc = read_multistream_step(step, |
287 | stp->timing_fp, | |
288 | step->type); | |
fec06a06 KZ |
289 | break; |
290 | } | |
291 | ||
292 | if (rc) | |
293 | break;; /* error */ | |
fec06a06 | 294 | |
167a4851 | 295 | DBG(TIMING, ul_debug(" step entry is '%c'", step->type)); |
fec06a06 | 296 | |
167a4851 KZ |
297 | log = replay_get_stream_log(stp, step->type); |
298 | if (log) { | |
299 | if (is_wanted_stream(step->type, streams)) { | |
fec06a06 KZ |
300 | step->data = log; |
301 | *xstep = step; | |
167a4851 KZ |
302 | DBG(LOG, ul_debug(" use %s as data source", log->filename)); |
303 | goto done; | |
fec06a06 | 304 | } |
167a4851 KZ |
305 | /* The step entry is unwanted, but we keep the right |
306 | * position in the log file although the data are ignored. | |
307 | */ | |
308 | replay_seek_log(log, step->size); | |
309 | } else | |
310 | DBG(TIMING, ul_debug(" not found log for '%c' stream", step->type)); | |
311 | ||
312 | DBG(TIMING, ul_debug(" ignore step '%c' [delay=%f]", | |
313 | step->type, step->delay)); | |
314 | ignored_delay += step->delay; | |
315 | } while (rc == 0); | |
316 | ||
317 | done: | |
318 | if (ignored_delay) | |
319 | step->delay += ignored_delay; | |
320 | ||
321 | DBG(TIMING, ul_debug("reading next step done [rc=%d delay=%f (ignored=%f) size=%zu]", | |
322 | rc, step->delay, ignored_delay, step->size)); | |
fec06a06 KZ |
323 | return rc; |
324 | } | |
325 | ||
326 | /* return: 0 = success, <0 = error, 1 = done (EOF) */ | |
327 | static int replay_emit_step_data(struct replay_step *step, int fd) | |
328 | { | |
329 | size_t ct; | |
330 | int rc = 0; | |
331 | char buf[BUFSIZ]; | |
332 | ||
333 | assert(step); | |
334 | assert(step->size); | |
335 | assert(step->data); | |
336 | assert(step->data->fp); | |
337 | ||
338 | for (ct = step->size; ct > 0; ) { | |
339 | size_t len, cc; | |
340 | ||
341 | cc = ct > sizeof(buf) ? sizeof(buf): ct; | |
342 | len = fread(buf, 1, cc, step->data->fp); | |
343 | ||
167a4851 KZ |
344 | if (!len) { |
345 | DBG(LOG, ul_debug("log data emit: failed to read log %m")); | |
fec06a06 | 346 | break; |
167a4851 KZ |
347 | } |
348 | ||
fec06a06 KZ |
349 | ct -= len; |
350 | cc = write(fd, buf, len); | |
351 | if (cc != len) { | |
352 | rc = -errno; | |
167a4851 | 353 | DBG(LOG, ul_debug("log data emit: failed write data %m")); |
fec06a06 KZ |
354 | break; |
355 | } | |
356 | } | |
357 | ||
358 | if (ct && ferror(step->data->fp)) | |
359 | rc = -errno; | |
360 | if (ct && feof(step->data->fp)) | |
361 | rc = 1; | |
362 | ||
167a4851 | 363 | DBG(LOG, ul_debug("log data emited [rc=%d size=%zu]", rc, step->size)); |
fec06a06 KZ |
364 | return rc; |
365 | } | |
366 | ||
5769a938 | 367 | static void __attribute__((__noreturn__)) |
86be6a32 | 368 | usage(void) |
18a706bd | 369 | { |
86be6a32 | 370 | FILE *out = stdout; |
db433bf7 | 371 | fputs(USAGE_HEADER, out); |
0d955cd8 KZ |
372 | fprintf(out, |
373 | _(" %s [options]\n"), | |
374 | program_invocation_short_name); | |
14cc9dda KZ |
375 | fprintf(out, |
376 | _(" %s [-t] timingfile [typescript] [divisor]\n"), | |
377 | program_invocation_short_name); | |
378 | ||
451dbcfa BS |
379 | fputs(USAGE_SEPARATOR, out); |
380 | fputs(_("Play back terminal typescripts, using timing information.\n"), out); | |
381 | ||
db433bf7 | 382 | fputs(USAGE_OPTIONS, out); |
02a51ce1 | 383 | fputs(_(" -t, --timing <file> script timing log file\n"), out); |
0d955cd8 KZ |
384 | fputs(_(" -I, --log-in <file> script stdin log file\n"), out); |
385 | fputs(_(" -O, --log-out <file> script stdout log file (default)\n"), out); | |
386 | fputs(_(" -B, --log-io <file> script stdin and stdout log file\n"), out); | |
387 | fputs(_(" -s, --typescript <file> deprecated alist to -O\n"), out); | |
388 | ||
389 | fputs(USAGE_SEPARATOR, out); | |
02a51ce1 KZ |
390 | fputs(_(" -d, --divisor <num> speed up or slow down execution with time divisor\n"), out); |
391 | fputs(_(" -m, --maxdelay <num> wait at most this many seconds between updates\n"), out); | |
41ce6545 | 392 | fputs(_(" -x, --stream <name> stream type (out, in or signal)\n"), out); |
f45f3ec3 | 393 | printf(USAGE_HELP_OPTIONS(25)); |
84adb5e6 | 394 | |
f45f3ec3 | 395 | printf(USAGE_MAN_TAIL("scriptreplay(1)")); |
86be6a32 | 396 | exit(EXIT_SUCCESS); |
18a706bd KZ |
397 | } |
398 | ||
399 | static double | |
400 | getnum(const char *s) | |
401 | { | |
f0b3b904 | 402 | const double d = strtod_or_err(s, _("failed to parse number")); |
18a706bd | 403 | |
f0b3b904 | 404 | if (isnan(d)) { |
18a706bd | 405 | errno = EINVAL; |
f0b3b904 | 406 | err(EXIT_FAILURE, "%s: %s", _("failed to parse number"), s); |
18a706bd KZ |
407 | } |
408 | return d; | |
409 | } | |
410 | ||
411 | static void | |
412 | delay_for(double delay) | |
413 | { | |
414 | #ifdef HAVE_NANOSLEEP | |
415 | struct timespec ts, remainder; | |
416 | ts.tv_sec = (time_t) delay; | |
417 | ts.tv_nsec = (delay - ts.tv_sec) * 1.0e9; | |
418 | ||
167a4851 KZ |
419 | DBG(TIMING, ul_debug("going to sleep for %fs", delay)); |
420 | ||
18a706bd KZ |
421 | while (-1 == nanosleep(&ts, &remainder)) { |
422 | if (EINTR == errno) | |
423 | ts = remainder; | |
424 | else | |
425 | break; | |
426 | } | |
427 | #else | |
428 | struct timeval tv; | |
429 | tv.tv_sec = (long) delay; | |
430 | tv.tv_usec = (delay - tv.tv_sec) * 1.0e6; | |
431 | select(0, NULL, NULL, NULL, &tv); | |
432 | #endif | |
433 | } | |
434 | ||
41ce6545 KZ |
435 | static void appendchr(char *buf, size_t bufsz, int c) |
436 | { | |
437 | size_t sz; | |
438 | ||
439 | if (strchr(buf, c)) | |
440 | return; /* already in */ | |
441 | ||
442 | sz = strlen(buf); | |
443 | if (sz + 1 < bufsz) | |
444 | buf[sz] = c; | |
445 | } | |
446 | ||
18a706bd KZ |
447 | int |
448 | main(int argc, char *argv[]) | |
449 | { | |
fec06a06 KZ |
450 | struct replay_setup setup = { .nlogs = 0 }; |
451 | struct replay_step *step; | |
41ce6545 | 452 | char streams[6] = {0}; /* IOSI - in, out, signal,info */ |
0d955cd8 KZ |
453 | const char *log_out = NULL, |
454 | *log_in = NULL, | |
455 | *log_io = NULL, | |
456 | *log_tm = NULL; | |
7f1d4836 | 457 | double divi = 1, maxdelay = 0; |
fec06a06 | 458 | int diviopt = FALSE, maxdelayopt = FALSE, idx; |
0d955cd8 | 459 | int ch, rc; |
84adb5e6 SK |
460 | |
461 | static const struct option longopts[] = { | |
0da871b5 | 462 | { "timing", required_argument, 0, 't' }, |
0d955cd8 KZ |
463 | { "log-in", required_argument, 0, 'I'}, |
464 | { "log-out", required_argument, 0, 'O'}, | |
465 | { "log-io", required_argument, 0, 'B'}, | |
0da871b5 SK |
466 | { "typescript", required_argument, 0, 's' }, |
467 | { "divisor", required_argument, 0, 'd' }, | |
7f1d4836 | 468 | { "maxdelay", required_argument, 0, 'm' }, |
41ce6545 | 469 | { "stream", required_argument, 0, 'x' }, |
84adb5e6 SK |
470 | { "version", no_argument, 0, 'V' }, |
471 | { "help", no_argument, 0, 'h' }, | |
472 | { NULL, 0, 0, 0 } | |
473 | }; | |
0d955cd8 KZ |
474 | static const ul_excl_t excl[] = { /* rows and cols in ASCII order */ |
475 | { 'O', 's' }, | |
476 | { 0 } | |
477 | }; | |
478 | int excl_st[ARRAY_SIZE(excl)] = UL_EXCL_STATUS_INIT; | |
18a706bd KZ |
479 | /* Because we use space as a separator, we can't afford to use any |
480 | * locale which tolerates a space in a number. In any case, script.c | |
481 | * sets the LC_NUMERIC locale to C, anyway. | |
482 | */ | |
483 | setlocale(LC_ALL, ""); | |
484 | setlocale(LC_NUMERIC, "C"); | |
485 | ||
486 | bindtextdomain(PACKAGE, LOCALEDIR); | |
487 | textdomain(PACKAGE); | |
2c308875 | 488 | close_stdout_atexit(); |
18a706bd | 489 | |
fec06a06 KZ |
490 | scriptreplay_init_debug(); |
491 | ||
41ce6545 | 492 | while ((ch = getopt_long(argc, argv, "B:I:O:t:s:d:m:x:Vh", longopts, NULL)) != -1) { |
0d955cd8 KZ |
493 | |
494 | err_exclusive_options(ch, longopts, excl, excl_st); | |
495 | ||
84adb5e6 | 496 | switch(ch) { |
0da871b5 | 497 | case 't': |
0d955cd8 | 498 | log_tm = optarg; |
0da871b5 | 499 | break; |
0d955cd8 | 500 | case 'O': |
0da871b5 | 501 | case 's': |
0d955cd8 KZ |
502 | log_out = optarg; |
503 | break; | |
504 | case 'I': | |
505 | log_in = optarg; | |
506 | break; | |
507 | case 'B': | |
508 | log_io = optarg; | |
0da871b5 SK |
509 | break; |
510 | case 'd': | |
511 | diviopt = TRUE; | |
512 | divi = getnum(optarg); | |
513 | break; | |
7f1d4836 JDN |
514 | case 'm': |
515 | maxdelayopt = TRUE; | |
516 | maxdelay = getnum(optarg); | |
517 | break; | |
41ce6545 KZ |
518 | case 'x': |
519 | if (strcmp("in", optarg) == 0) | |
520 | appendchr(streams, sizeof(streams), 'I'); | |
521 | else if (strcmp("out", optarg) == 0) | |
522 | appendchr(streams, sizeof(streams), 'O'); | |
523 | else if (strcmp("signal", optarg) == 0) | |
524 | appendchr(streams, sizeof(streams), 'S'); | |
525 | else | |
526 | errx(EXIT_FAILURE, _("unsupported stream name: '%s'"), optarg); | |
527 | break; | |
84adb5e6 | 528 | case 'V': |
2c308875 | 529 | print_version(EXIT_SUCCESS); |
84adb5e6 | 530 | case 'h': |
86be6a32 | 531 | usage(); |
84adb5e6 | 532 | default: |
677ec86c | 533 | errtryhelp(EXIT_FAILURE); |
0d955cd8 KZ |
534 | } |
535 | } | |
84adb5e6 SK |
536 | argc -= optind; |
537 | argv += optind; | |
0da871b5 | 538 | idx = 0; |
84adb5e6 | 539 | |
0d955cd8 | 540 | if ((argc < 1 && !(log_out || log_in || log_io)) || argc > 3) { |
84adb5e6 | 541 | warnx(_("wrong number of arguments")); |
677ec86c | 542 | errtryhelp(EXIT_FAILURE); |
84adb5e6 | 543 | } |
0d955cd8 KZ |
544 | if (!log_tm) |
545 | log_tm = argv[idx++]; | |
546 | if (!log_out && !log_in && !log_io) | |
547 | log_out = idx < argc ? argv[idx++] : "typescript"; | |
548 | ||
0da871b5 SK |
549 | if (!diviopt) |
550 | divi = idx < argc ? getnum(argv[idx]) : 1; | |
7f1d4836 JDN |
551 | if (maxdelay < 0) |
552 | maxdelay = 0; | |
18a706bd | 553 | |
0d955cd8 KZ |
554 | if (replay_set_timing_file(&setup, log_tm) != 0) |
555 | err(EXIT_FAILURE, _("cannot open %s"), log_tm); | |
556 | ||
557 | if (log_out && replay_associate_log(&setup, "O", log_out) != 0) | |
558 | err(EXIT_FAILURE, _("cannot open %s"), log_out); | |
559 | ||
560 | if (log_in && replay_associate_log(&setup, "I", log_in) != 0) | |
561 | err(EXIT_FAILURE, _("cannot open %s"), log_in); | |
7f1d4836 | 562 | |
0d955cd8 KZ |
563 | if (log_io && replay_associate_log(&setup, "IO", log_io) != 0) |
564 | err(EXIT_FAILURE, _("cannot open %s"), log_io); | |
18a706bd | 565 | |
41ce6545 KZ |
566 | if (!*streams) { |
567 | /* output is prefered default */ | |
568 | if (log_out || log_io) | |
569 | appendchr(streams, sizeof(streams), 'O'); | |
570 | else if (log_in) | |
571 | appendchr(streams, sizeof(streams), 'I'); | |
572 | } | |
573 | ||
574 | replay_set_default_type(&setup, | |
575 | *streams && streams[1] == '\0' ? *streams : 'O'); | |
576 | ||
fec06a06 | 577 | do { |
41ce6545 | 578 | rc = replay_get_next_step(&setup, streams, &step); |
fec06a06 KZ |
579 | if (rc) |
580 | break; | |
18a706bd | 581 | |
fec06a06 KZ |
582 | step->delay /= divi; |
583 | if (maxdelayopt && step->delay > maxdelay) | |
584 | step->delay = maxdelay; | |
585 | if (step->delay > SCRIPT_MIN_DELAY) | |
586 | delay_for(step->delay); | |
587 | ||
588 | rc = replay_emit_step_data(step, STDOUT_FILENO); | |
589 | } while (rc == 0); | |
590 | ||
591 | if (step && rc < 0) | |
592 | err(EXIT_FAILURE, _("%s: log file error"), step->data->filename); | |
593 | else if (rc < 0) | |
594 | err(EXIT_FAILURE, _("%s: line %d: timing file error"), | |
595 | setup.timing_filename, | |
596 | setup.timing_line); | |
f004a02d | 597 | printf("\n"); |
18a706bd KZ |
598 | exit(EXIT_SUCCESS); |
599 | } |