1 files changed, 30 insertions, 0 deletions
diff --git a/mdk-stage1/dietlibc/libugly/wtent.c b/mdk-stage1/dietlibc/libugly/wtent.c
new file mode 100644
index 000000000..1ca7c3202
--- /dev/null
+++ b/mdk-stage1/dietlibc/libugly/wtent.c
@@ -0,0 +1,30 @@
+#include <unistd.h>
+#include <fcntl.h>
+#include <string.h>
+#include <utmp.h>
+
+void updwtmp(const char *wtmp_file, const struct utmp *ut) {
+  int fd = open(wtmp_file, O_WRONLY|O_APPEND);
+  if (fd<0) return;
+  fcntl (fd, F_SETFD, FD_CLOEXEC);
+  write(fd, ut, sizeof(struct utmp));
+  close(fd);
+}
+
+void logwtmp(const char *line, const char *name, const char *host) {
+  struct utmp ut;
+
+  memset(&ut, 0, sizeof(struct utmp));
+
+  ut.ut_pid = getpid ();
+  ut.ut_type = name[0] ? USER_PROCESS : DEAD_PROCESS;
+
+  memccpy (ut.ut_line, line, 0, sizeof ut.ut_line);
+  memccpy (ut.ut_name, name, 0, sizeof ut.ut_name);
+  memccpy (ut.ut_host, host, 0, sizeof ut.ut_host);
+
+  gettimeofday (&ut.ut_tv, NULL);
+
+  updwtmp (_PATH_WTMP, &ut);
+}
+