lib: Add mlibc

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

1 files changed, 52 insertions, 0 deletions

diff --git a/lib/mlibc/options/posix/generic/sys-wait-stubs.cpp b/lib/mlibc/options/posix/generic/sys-wait-stubs.cpp
new file mode 100644
index 0000000..6e7cc78
--- /dev/null
+++ b/lib/mlibc/options/posix/generic/sys-wait-stubs.cpp
@@ -0,0 +1,52 @@
+
+#include <errno.h>
+#include <sys/wait.h>
+#include <bits/ensure.h>
+
+#include <mlibc/ansi-sysdeps.hpp>
+#include <mlibc/posix-sysdeps.hpp>
+#include <mlibc/debug.hpp>
+
+int waitid(idtype_t idtype, id_t id, siginfo_t *info, int options) {
+	auto sysdep = MLIBC_CHECK_OR_ENOSYS(mlibc::sys_waitid, -1);
+	if(int e = sysdep(idtype, id, info, options); e) {
+		errno = e;
+		return -1;
+	}
+	return 0;
+}
+
+pid_t waitpid(pid_t pid, int *status, int flags) {
+	pid_t ret;
+	int tmp_status = 0;
+	MLIBC_CHECK_OR_ENOSYS(mlibc::sys_waitpid, -1);
+	if(int e = mlibc::sys_waitpid(pid, &tmp_status, flags, NULL, &ret); e) {
+		errno = e;
+		return -1;
+	}
+	if(status) {
+		*status = tmp_status;
+	}
+	return ret;
+}
+
+pid_t wait(int *status) {
+	return waitpid(-1, status, 0);
+}
+
+pid_t wait3(int *status, int options, struct rusage *rusage) {
+	(void) rusage;
+	mlibc::infoLogger() << "\e[31mmlibc: wait3() is not implemented correctly\e[39m"
+		<< frg::endlog;
+	return waitpid(-1, status, options);
+}
+
+pid_t wait4(pid_t pid, int *status, int options, struct rusage *ru) {
+	pid_t ret;
+	MLIBC_CHECK_OR_ENOSYS(mlibc::sys_waitpid, -1);
+	if(int e = mlibc::sys_waitpid(pid, status, options, ru, &ret); e) {
+		errno = e;
+		return -1;
+	}
+	return ret;
+}