Update to latest syscall after merging ptrace

Cargo.lock

@@ -163,7 +163,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 [[package]]
 name = "redox_syscall"
 version = "0.1.56"
-source = "git+https://gitlab.redox-os.org/jD91mZM2/syscall?branch=ptrace-6#51f0ef2826ef2b0369766c8f23c8069ae0a56846"
+source = "git+https://gitlab.redox-os.org/redox-os/syscall?rev=0e1e7d5d#0e1e7d5d36f8c6f045e30c37515d366350eb2122"
 dependencies = [
  "bitflags 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -187,7 +187,7 @@ dependencies = [
  "posix-regex 0.1.0",
  "ralloc 1.0.0",
  "rand 0.5.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "redox_syscall 0.1.56 (git+https://gitlab.redox-os.org/jD91mZM2/syscall?branch=ptrace-6)",
+ "redox_syscall 0.1.56 (git+https://gitlab.redox-os.org/redox-os/syscall?rev=0e1e7d5d)",
  "sc 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "spin 0.4.10 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -293,7 +293,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 "checksum rand 0.5.6 (registry+https://github.com/rust-lang/crates.io-index)" = "c618c47cd3ebd209790115ab837de41425723956ad3ce2e6a7f09890947cacb9"
 "checksum rand_core 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)" = "7a6fdeb83b075e8266dcc8762c22776f6877a63111121f5f8c7411e5be7eed4b"
 "checksum rand_core 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "d0e7a549d590831370895ab7ba4ea0c1b6b011d106b5ff2da6eee112615e6dc0"
-"checksum redox_syscall 0.1.56 (git+https://gitlab.redox-os.org/jD91mZM2/syscall?branch=ptrace-6)" = "<none>"
+"checksum redox_syscall 0.1.56 (git+https://gitlab.redox-os.org/redox-os/syscall?rev=0e1e7d5d)" = "<none>"
 "checksum redox_syscall 0.1.56 (registry+https://github.com/rust-lang/crates.io-index)" = "2439c63f3f6139d1b57529d16bc3b8bb855230c8efcc5d3a896c8bea7c3b1e84"
 "checksum rustc_version 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)" = "c5f5376ea5e30ce23c03eb77cbe4962b988deead10910c372b226388b594c084"
 "checksum rustc_version 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)" = "138e3e0acb6c9fb258b19b67cb8abd63c00679d2851805ea151465464fe9030a"

Cargo.toml

@@ -38,8 +38,7 @@ optional = true
 sc = "0.2.2"
 
 [target.'cfg(target_os = "redox")'.dependencies]
-redox_syscall = { git = "https://gitlab.redox-os.org/jD91mZM2/syscall", branch = "ptrace-6" }
-# redox_syscall = { path = "/home/user/redox-nix/redox/kernel/syscall" }
+redox_syscall = { git = "https://gitlab.redox-os.org/redox-os/syscall", rev = "0e1e7d5d" }
 spin = "0.4.10"
 
 [features]

src/platform/redox/ptrace.rs

@@ -124,11 +124,11 @@ fn inner_ptrace(
                 sys_ptrace::PTRACE_SYSCALL => syscall,
                 // Skip the first post-syscall when connected
                 sys_ptrace::PTRACE_SYSEMU if session.first => {
-                    syscall::PTRACE_FLAG_SYSEMU | syscall::PTRACE_STOP_PRE_SYSCALL
+                    syscall::PTRACE_FLAG_IGNORE | syscall::PTRACE_STOP_PRE_SYSCALL
                 }
-                sys_ptrace::PTRACE_SYSEMU => syscall::PTRACE_FLAG_SYSEMU | syscall,
+                sys_ptrace::PTRACE_SYSEMU => syscall::PTRACE_FLAG_IGNORE | syscall,
                 sys_ptrace::PTRACE_SYSEMU_SINGLESTEP => {
-                    syscall::PTRACE_FLAG_SYSEMU | syscall::PTRACE_STOP_SINGLESTEP
+                    syscall::PTRACE_FLAG_IGNORE | syscall::PTRACE_STOP_SINGLESTEP
                 }
                 _ => unreachable!("unhandled ptrace request type {}", request),
             })?;

tests/expected/ptrace.stdout

@@ -1 +1,30 @@
+----- Pre-syscall -----
+Wait...
+Get regs
+Set regs
+Post-syscall
+Wait...
+----- Pre-syscall -----
+Wait...
+Get regs
+Set regs
+Post-syscall
+Wait...
+----- Pre-syscall -----
+Wait...
+Get regs
+Set regs
+Post-syscall
+Wait...
+----- Pre-syscall -----
+Wait...
+Get regs
+Set regs
+Post-syscall
+Wait...
+----- Pre-syscall -----
+Wait...
+Get regs
+Post-syscall
+Wait...
 Child exited with status 0