diff options
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-eb0c2e218ca1b0d733157bc2a11f8621d4ed2409.tar.gz |
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) return WTERMSIG(status) + 0x180; return 0; } - -// Useful when we do know that pid is valid, and we just want to wait -// for it to exit. Not existing pid is fatal. waitpid() status is not returned. -int FAST_FUNC wait_for_exitstatus(pid_t pid) -{ - int exit_status, n; - - n = safe_waitpid(pid, &exit_status, 0); - if (n < 0) - bb_simple_perror_msg_and_die("waitpid"); - return exit_status; -} 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) } /* Child continues */ } + +// Useful when we do know that pid is valid, and we just want to wait +// for it to exit. Not existing pid is fatal. waitpid() status is not returned. +int FAST_FUNC wait_for_exitstatus(pid_t pid) +{ + int exit_status, n; + + n = safe_waitpid(pid, &exit_status, 0); + if (n < 0) + bb_simple_perror_msg_and_die("waitpid"); + return exit_status; +} + +void FAST_FUNC xsettimeofday(const struct timeval *tv) +{ + if (settimeofday(tv, NULL)) + bb_simple_perror_msg_and_die("settimeofday"); +} |