user: implement mlibc as the libc, finally.

It's finally done.. Signed-off-by: kaguya <vpshinomiya@protonmail.com>
2026-05-02 03:31:49 -04:00
parent 2fa39ad85a
commit 9a9b91c940
2387 changed files with 152741 additions and 315 deletions
@@ -0,0 +1,62 @@
+#include <abi-bits/fcntl.h>
+#include <bits/posix/posix_time.h>
+#include <bits/ensure.h>
+#include <mlibc/posix-sysdeps.hpp>
+#include <errno.h>
+#include <time.h>
+
+int timer_getoverrun(timer_t) {
+	__ensure(!"Not implemented");
+	__builtin_unreachable();
+}
+
+int utimes(const char *filename, const struct timeval times[2]) {
+	MLIBC_CHECK_OR_ENOSYS(mlibc::sys_utimensat, -1);
+	struct timespec time[2];
+	if(times == nullptr) {
+		time[0].tv_sec = UTIME_NOW;
+		time[0].tv_nsec = UTIME_NOW;
+		time[1].tv_sec = UTIME_NOW;
+		time[1].tv_nsec = UTIME_NOW;
+	} else {
+		time[0].tv_sec = times[0].tv_sec;
+		time[0].tv_nsec = times[0].tv_usec * 1000;
+		time[1].tv_sec = times[1].tv_sec;
+		time[1].tv_nsec = times[1].tv_usec * 1000;
+	}
+
+	if (int e = mlibc::sys_utimensat(AT_FDCWD, filename, time, 0); e) {
+		errno = e;
+		return -1;
+	}
+
+	return 0;
+}
+
+int futimes(int, const struct timeval[2]) {
+	__ensure(!"Not implemented");
+	__builtin_unreachable();
+}
+
+int lutimes(const char *filename, const struct timeval tv[2]) {
+	MLIBC_CHECK_OR_ENOSYS(mlibc::sys_utimensat, -1);
+	struct timespec time[2];
+	if(tv == nullptr) {
+		time[0].tv_sec = UTIME_NOW;
+		time[0].tv_nsec = UTIME_NOW;
+		time[1].tv_sec = UTIME_NOW;
+		time[1].tv_nsec = UTIME_NOW;
+	} else {
+		time[0].tv_sec = tv[0].tv_sec;
+		time[0].tv_nsec = tv[0].tv_usec * 1000;
+		time[1].tv_sec = tv[1].tv_sec;
+		time[1].tv_nsec = tv[1].tv_usec * 1000;
+	}
+
+	if (int e = mlibc::sys_utimensat(AT_FDCWD, filename, time, AT_SYMLINK_NOFOLLOW); e) {
+		errno = e;
+		return -1;
+	}
+
+	return 0;
+}