lib: Add mlibc

Signed-off-by: Ian Moffett <ian@osmora.org>

1 files changed, 40 insertions, 0 deletions

diff --git a/lib/mlibc/options/posix/include/sys/wait.h b/lib/mlibc/options/posix/include/sys/wait.h
new file mode 100644
index 0000000..5081041
--- /dev/null
+++ b/lib/mlibc/options/posix/include/sys/wait.h
@@ -0,0 +1,40 @@
+
+#ifndef _SYS_WAIT_H
+#define _SYS_WAIT_H
+
+#include <bits/posix/id_t.h>
+#include <abi-bits/pid_t.h>
+// for siginfo_t
+#include <abi-bits/signal.h>
+#include <abi-bits/wait.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+// According to POSIX, <sys/wait.h> does not make rusage available.
+struct rusage;
+
+// TODO: move to own file and include in sys/types.h
+typedef enum {
+	P_ALL, P_PID, P_PGID
+} idtype_t;
+
+#ifndef __MLIBC_ABI_ONLY
+
+pid_t wait(int *status);
+int waitid(idtype_t idtype, id_t id, siginfo_t *siginfo, int flags);
+pid_t waitpid(pid_t pid, int *status, int flags);
+
+// GNU extensions.
+pid_t wait3(int *, int, struct rusage *);
+pid_t wait4(pid_t pid, int *status, int options, struct rusage *ru);
+
+#endif /* !__MLIBC_ABI_ONLY */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif // _SYS_WAIT_H
+