diff options
Diffstat (limited to 'src/lib9/await.c')
| -rw-r--r-- | src/lib9/await.c | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/src/lib9/await.c b/src/lib9/await.c index b7d9265a..afc5f9e3 100644 --- a/src/lib9/await.c +++ b/src/lib9/await.c @@ -74,7 +74,7 @@ _p9strsig(char *s) } static int -_await(char *str, int n, int opt) +_await(int pid4, char *str, int n, int opt) { int pid, status, cd; struct rusage ru; @@ -82,7 +82,7 @@ _await(char *str, int n, int opt) ulong u, s; for(;;){ - pid = wait3(&status, opt, &ru); + pid = wait4(pid4, &status, opt, &ru); if(pid <= 0) return -1; u = ru.ru_utime.tv_sec*1000+((ru.ru_utime.tv_usec+500)/1000); @@ -108,12 +108,18 @@ _await(char *str, int n, int opt) int await(char *str, int n) { - return _await(str, n, 0); + return _await(-1, str, n, 0); } int awaitnohang(char *str, int n) { - return _await(str, n, WNOHANG); + return _await(-1, str, n, WNOHANG); +} + +int +awaitfor(int pid, char *str, int n) +{ + return _await(pid, str, n, 0); } |