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-rw-r--r--include/utmp.h2
-rw-r--r--src/misc/login_tty.c14
2 files changed, 16 insertions, 0 deletions
diff --git a/include/utmp.h b/include/utmp.h
index e9ba23e2..24e2da7b 100644
--- a/include/utmp.h
+++ b/include/utmp.h
@@ -35,6 +35,8 @@ void setutent(void);
void updwtmp(const char *, const struct utmp *);
+int login_tty(int);
+
#define _PATH_UTMP "/dev/null/utmp"
#define _PATH_WTMP "/dev/null/wtmp"
diff --git a/src/misc/login_tty.c b/src/misc/login_tty.c
new file mode 100644
index 00000000..f0be0a09
--- /dev/null
+++ b/src/misc/login_tty.c
@@ -0,0 +1,14 @@
+#include <utmp.h>
+#include <sys/ioctl.h>
+#include <unistd.h>
+
+int login_tty(int fd)
+{
+ setsid();
+ if (ioctl(fd, TIOCSCTTY, (char *)0)) return -1;
+ dup2(fd, 0);
+ dup2(fd, 1);
+ dup2(fd, 2);
+ if (fd>2) close(fd);
+ return 0;
+}