From adbb73bda7c0ff75caceaf6ad29187293f0afd3f Mon Sep 17 00:00:00 2001 From: Denis Vlasenko Date: Sat, 12 Jul 2008 17:05:14 +0000 Subject: sleep: if FANCY && DESKTOP, support fractional seconds, minutes, hours and so on. It's coreutils compat. bloatcheck is atrocious :( function old new delta sleep_main 71 362 +291 bb_strtod - 127 +127 make_device 1269 1294 +25 getoptscmd 708 713 +5 switch_root_main 402 401 -1 display_speed 90 85 -5 show_entry 295 289 -6 parse_expr 841 833 -8 ------------------------------------------------------------------------------ (add/remove: 1/0 grow/shrink: 3/4 up/down: 448/-20) Total: 428 bytes --- coreutils/sleep.c | 57 +++++++++++++++++++++++++++++++++++++++++++++++-------- 1 file changed, 49 insertions(+), 8 deletions(-) (limited to 'coreutils/sleep.c') diff --git a/coreutils/sleep.c b/coreutils/sleep.c index 162d82006..93b178d76 100644 --- a/coreutils/sleep.c +++ b/coreutils/sleep.c @@ -36,28 +36,69 @@ static const struct suffix_mult sfx[] = { int sleep_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE; int sleep_main(int argc UNUSED_PARAM, char **argv) { +#if ENABLE_FEATURE_FANCY_SLEEP && ENABLE_DESKTOP + double duration; + struct timespec ts; +#else unsigned duration; +#endif ++argv; if (!*argv) bb_show_usage(); -#if ENABLE_FEATURE_FANCY_SLEEP +#if ENABLE_FEATURE_FANCY_SLEEP && ENABLE_DESKTOP duration = 0; do { - duration += xatoul_range_sfx(*argv, 0, UINT_MAX-duration, sfx); + char *arg = *argv; + if (strchr(arg, '.')) { + double d; + int len = strspn(arg, "0123456789."); + char sv = arg[len]; + arg[len] = '\0'; + d = bb_strtod(arg, NULL); + if (errno) + bb_show_usage(); + arg[len] = sv; + len--; + sv = arg[len]; + arg[len] = '1'; + duration += d * xatoul_sfx(&arg[len], sfx); + arg[len] = sv; + } else + duration += xatoul_sfx(arg, sfx); } while (*++argv); -#else /* FEATURE_FANCY_SLEEP */ + ts.tv_sec = MAXINT(typeof(ts.tv_sec)); + ts.tv_nsec = 0; + if (duration >= 0 && duration < ts.tv_sec) { + ts.tv_sec = duration; + ts.tv_nsec = (duration - ts.tv_sec) * 1000000000; + } + do { + errno = 0; + nanosleep(&ts, &ts); + } while (errno == EINTR); - duration = xatou(*argv); +#elif ENABLE_FEATURE_FANCY_SLEEP -#endif /* FEATURE_FANCY_SLEEP */ + duration = 0; + do { + duration += xatou_range_sfx(*argv, 0, UINT_MAX - duration, sfx); + } while (*++argv); + sleep(duration); - if (sleep(duration)) { - bb_perror_nomsg_and_die(); - } +#else /* simple */ + + duration = xatou(*argv); + sleep(duration); + // Off. If it's really needed, provide example why + //if (sleep(duration)) { + // bb_perror_nomsg_and_die(); + //} + +#endif return EXIT_SUCCESS; } -- cgit v1.2.3