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Diffstat (limited to 'src/state/s6-linux-init-single.c')
-rw-r--r--src/state/s6-linux-init-single.c54
1 files changed, 0 insertions, 54 deletions
diff --git a/src/state/s6-linux-init-single.c b/src/state/s6-linux-init-single.c
deleted file mode 100644
index 4f23340..0000000
--- a/src/state/s6-linux-init-single.c
+++ /dev/null
@@ -1,54 +0,0 @@
-/* ISC license. */
-
-#include <errno.h>
-#include <fcntl.h>
-#include <unistd.h>
-
-#include <skalibs/allreadwrite.h>
-#include <skalibs/strerr2.h>
-#include <skalibs/djbunix.h>
-
-#include "initctl.h"
-
-#define USAGE "s6-linux-init-single"
-#define dieusage() strerr_dieusage(100, USAGE)
-
-#define BANNER "Executing interactive root shell.\n"
-
-int main (void)
-{
- int fd ;
- PROG = "s6-linux-init-single" ;
- fd = open(EARLYGETTY, O_RDONLY) ;
- if (fd == -1)
- {
- if (errno != ENOENT)
- strerr_diefu2sys(111, "opendir ", EARLYGETTY) ;
- goto shell ;
- }
- if (faccessat(fd, "down", F_OK, 0) == 0)
- {
- fd_close(fd) ;
- goto shell ;
- }
- if (errno != ENOENT)
- strerr_diefu3sys(111, "access ", EARLYGETTY, "/down") ;
- return 0 ;
-
- shell:
-
- fd = open("/dev/console", O_RDONLY) ;
- if (fd == -1) strerr_diefu2sys(111, "open /dev/console for ", "reading") ;
- if (fd_move(0, fd) == -1) strerr_diefu1sys(111, "move /dev/console fd to 0") ;
- fd = open("/dev/console", O_WRONLY) ;
- if (fd == -1) strerr_diefu2sys(111, "open /dev/console for ", "writing") ;
- if (fd_move(1, fd) == -1) strerr_diefu1sys(111, "move /dev/console fd to 1") ;
- if (fd_copy(2, 1) == -1) strerr_diefu1sys(111, "dup2 1 to 2") ;
- if (allwrite(1, BANNER, sizeof(BANNER) - 1) < sizeof(BANNER) - 1)
- strerr_diefu1sys(111, "write banner") ;
- {
- char *argv[3] = { "/bin/sh", "-i", 0 } ;
- execv(argv[0], argv) ;
- strerr_dieexec(111, argv[0]) ;
- }
-}