Avoid bogus error when e.g. PREFIX is a symlink:

lrwxrwxrwx 1 u0_a312 u0_a312 5 Aug 23 14:47 /d...

Also allow specifying alternative directory
for link2symlink targets by providing absolute host ...

Follow-up to 796167abdf600074197bd781493949e12c950ec5

Fixes termux/proot#15

termux/proot#36

termux/proot#28

Use official CMSG_NXTHDR macro instead of tracking
positions of messages on my own (where I've g...

termux/proot#30

It originally existed as there was requirement
to call it iff restart_syscall_after_seccomp was ...

Loosely related to termux/proot#28

termux/proot#28

--input and --output -> --input-target and --output-target

When I was trying to compile in I don't remember which Termux or Arch Linux in Termux. I was get...

fake_id0: set rgid and sgid if and only if euid is 0

Since we consider whether the process is privileged based on
whether its euid == 0 but not egid.

termux/proot#21

termux/proot#25

Fixes strace inside proot for devices with broken PTRACE_POKEDATA

The unlink() and rmdir() calls in Linux got merged into unlinkat()
with AT_REMOVEDIR flag to dif...

support chroot(relative_path_to_current_root)

Utimes handling is based on
https://github.com/termux/proot/issues/14#issuecomment-387292047

Re...

Map legacy syscall variants which are blocked by seccomp policy
to canonical variants which are ...

Fixes termux/proot#14

Fix killing of tracees that haven't issued any syscall yet,
previously we've used last_restart_h...

* Detect seccomp event order and handle both old and new one
* If new seccomp order is in use, s...

Split out SIGSYS handling and redirect accept to accept4

termux/proot#9

(besides just EPERM)

termux/proot#8

https://github.com/termux/termux-packages/issues/1679#issuecomment-337707411

Block signals while executing syscall chain

When we set errno for syscall, but are unable to us...

Effect is the same as -v option, but envrionement variable can be easily
specified when proot is...

When tracee receives SIGSYS and syscalls appears to be set_robust_list
assume that it was seccom...

When parent uses vfork() and then child performs execve()
we previously just cleared heap struct...

Add --kill-on-exit option which kills all tracees when the initial
process exits.
This option ca...

Make sure that after execve() under emulated ptrace thumb mode
is not active even if loader was ...

When error occurs during syscall translation in proot,
proot skips real syscall and sets it's ow...

First, r7 register used as syscall number, however in thumb mode
it is also used as frame pointe...

For one syscall we can get three events (in order):
1. PTRACE_EVENT_SECCOMP
This happens when...

Previously, when there was chained syscall we did translate_syscall
twice during entry (once bec...

On AArch64 there's no symlink(2), so we have to translate
linkat(2) to symlinkat(2)

link(2) han...

We can require __builtin_unreachable().

Installing uthash-dev and libarchive-dev in
travis is no longer needed after removing CARE.

From
https://github.com/termux/termux-packages/commit/22e490e7517a460ae2c21f303256140e054d0f31

- Handle relocated embedded loader
- Don't reject binaries with linker having it's own DT_INTERP...

Needed on Android

From https://github.com/termux/termux-packages/pull/390