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| author | Rich Felker <dalias@aerifal.cx> | 2011-02-12 00:22:29 -0500 |
|---|---|---|
| committer | Rich Felker <dalias@aerifal.cx> | 2011-02-12 00:22:29 -0500 |
| commit | 0b44a0315b47dd8eced9f3b7f31580cf14bbfc01 (patch) | |
| tree | 6eaef0d8a720fa3da580de87b647fff796fe80b3 /src/linux/wait4.c | |
| download | musl-0b44a0315b47dd8eced9f3b7f31580cf14bbfc01.tar.gz musl-0b44a0315b47dd8eced9f3b7f31580cf14bbfc01.tar.xz musl-0b44a0315b47dd8eced9f3b7f31580cf14bbfc01.zip | |
initial check-in, version 0.5.0 v0.5.0
Diffstat (limited to 'src/linux/wait4.c')
| -rw-r--r-- | src/linux/wait4.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/src/linux/wait4.c b/src/linux/wait4.c new file mode 100644 index 00000000..dda942d3 --- /dev/null +++ b/src/linux/wait4.c @@ -0,0 +1,19 @@ +#include <sys/wait.h> +#include <sys/resource.h> +#include <string.h> +#define SYSCALL_STANDALONE +#include "syscall.h" + +pid_t wait4(pid_t pid, int *status, int options, struct rusage *usage) +{ + pid_t ret = syscall4(__NR_wait4, pid, (long)status, options, (long)usage); + /* Fixup kernel time_t... */ + if (usage) { + long kusage[4]; + memcpy(kusage, usage, sizeof kusage); + memmove((struct timeval *)usage + 2, (long *)usage + 4, sizeof *usage - 2*sizeof(struct timeval)); + usage->ru_utime = (struct timeval){ kusage[0], kusage[1] }; + usage->ru_stime = (struct timeval){ kusage[2], kusage[3] }; + } + return ret; +} |