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| author | Denys Vlasenko <vda.linux@googlemail.com> | 2020-12-16 21:36:36 +0100 |
|---|---|---|
| committer | Denys Vlasenko <vda.linux@googlemail.com> | 2020-12-16 21:36:36 +0100 |
| commit | eb0c2e218ca1b0d733157bc2a11f8621d4ed2409 (patch) | |
| tree | 0507607659fb458a001d894cb4503c401bae48a9 /libbb | |
| parent | d3c36882dc5bc5fcede9a45a6bc7a39570fba7d0 (diff) | |
| download | busybox-w32-eb0c2e218ca1b0d733157bc2a11f8621d4ed2409.tar.gz busybox-w32-eb0c2e218ca1b0d733157bc2a11f8621d4ed2409.tar.bz2 busybox-w32-eb0c2e218ca1b0d733157bc2a11f8621d4ed2409.zip | |
libbb: introduce and use xsettimeofday()
function old new delta
xsettimeofday - 25 +25
rdate_main 274 260 -14
step_time 348 331 -17
set_kernel_timezone_and_clock 119 102 -17
------------------------------------------------------------------------------
(add/remove: 1/0 grow/shrink: 0/3 up/down: 25/-48) Total: -23 bytes
text data bss dec hex filename
1020753 559 5052 1026364 fa93c busybox_old
1020708 559 5052 1026319 fa90f busybox_unstripped
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'libbb')
| -rw-r--r-- | libbb/xfuncs.c | 12 | ||||
| -rw-r--r-- | libbb/xfuncs_printf.c | 18 |
2 files changed, 18 insertions, 12 deletions
diff --git a/libbb/xfuncs.c b/libbb/xfuncs.c index ee2dbdef1..d93d8aaf5 100644 --- a/libbb/xfuncs.c +++ b/libbb/xfuncs.c | |||
| @@ -417,15 +417,3 @@ int FAST_FUNC wait4pid(pid_t pid) | |||
| 417 | return WTERMSIG(status) + 0x180; | 417 | return WTERMSIG(status) + 0x180; |
| 418 | return 0; | 418 | return 0; |
| 419 | } | 419 | } |
| 420 | |||
| 421 | // Useful when we do know that pid is valid, and we just want to wait | ||
| 422 | // for it to exit. Not existing pid is fatal. waitpid() status is not returned. | ||
| 423 | int FAST_FUNC wait_for_exitstatus(pid_t pid) | ||
| 424 | { | ||
| 425 | int exit_status, n; | ||
| 426 | |||
| 427 | n = safe_waitpid(pid, &exit_status, 0); | ||
| 428 | if (n < 0) | ||
| 429 | bb_simple_perror_msg_and_die("waitpid"); | ||
| 430 | return exit_status; | ||
| 431 | } | ||
diff --git a/libbb/xfuncs_printf.c b/libbb/xfuncs_printf.c index db40e996b..6c220434d 100644 --- a/libbb/xfuncs_printf.c +++ b/libbb/xfuncs_printf.c | |||
| @@ -702,3 +702,21 @@ void FAST_FUNC xvfork_parent_waits_and_exits(void) | |||
| 702 | } | 702 | } |
| 703 | /* Child continues */ | 703 | /* Child continues */ |
| 704 | } | 704 | } |
| 705 | |||
| 706 | // Useful when we do know that pid is valid, and we just want to wait | ||
| 707 | // for it to exit. Not existing pid is fatal. waitpid() status is not returned. | ||
| 708 | int FAST_FUNC wait_for_exitstatus(pid_t pid) | ||
| 709 | { | ||
| 710 | int exit_status, n; | ||
| 711 | |||
| 712 | n = safe_waitpid(pid, &exit_status, 0); | ||
| 713 | if (n < 0) | ||
| 714 | bb_simple_perror_msg_and_die("waitpid"); | ||
| 715 | return exit_status; | ||
| 716 | } | ||
| 717 | |||
| 718 | void FAST_FUNC xsettimeofday(const struct timeval *tv) | ||
| 719 | { | ||
| 720 | if (settimeofday(tv, NULL)) | ||
| 721 | bb_simple_perror_msg_and_die("settimeofday"); | ||
| 722 | } | ||