Add missing SIG_DFL and SIG_IGN constants

Cargo.lock

@@ -1,21 +1,26 @@
 # This file is automatically @generated by Cargo.
 # It is not intended for manual editing.
+[[package]]
+name = "autocfg"
+version = "0.1.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
 [[package]]
 name = "cbitset"
 version = "0.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "num-traits 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "num-traits 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "cc"
-version = "1.0.35"
+version = "1.0.38"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "cfg-if"
-version = "0.1.7"
+version = "0.1.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -42,7 +47,7 @@ name = "goblin"
 version = "0.0.21"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "log 0.4.7 (registry+https://github.com/rust-lang/crates.io-index)",
  "plain 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "scroll 0.9.2 (registry+https://github.com/rust-lang/crates.io-index)",
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@@ -61,20 +66,20 @@ version = "0.1.0"
 
 [[package]]
 name = "log"
-version = "0.4.6"
+version = "0.4.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "cfg-if 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cfg-if 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "memchr"
-version = "2.2.0"
+version = "2.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "memoffset"
-version = "0.4.0"
+version = "0.5.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "rustc_version 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -82,8 +87,11 @@ dependencies = [
 
 [[package]]
 name = "num-traits"
-version = "0.2.6"
+version = "0.2.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "autocfg 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
+]
 
 [[package]]
 name = "plain"
@@ -96,7 +104,7 @@ version = "0.1.0"
 
 [[package]]
 name = "proc-macro2"
-version = "0.4.28"
+version = "0.4.30"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "unicode-xid 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -104,10 +112,10 @@ dependencies = [
 
 [[package]]
 name = "quote"
-version = "0.6.12"
+version = "0.6.13"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "proc-macro2 0.4.28 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 0.4.30 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -122,7 +130,7 @@ dependencies = [
 name = "ralloc_shim"
 version = "0.1.1"
 dependencies = [
- "redox_syscall 0.1.54 (registry+https://github.com/rust-lang/crates.io-index)",
+ "redox_syscall 0.1.56 (registry+https://github.com/rust-lang/crates.io-index)",
  "sc 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -149,7 +157,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "redox_syscall"
-version = "0.1.54"
+version = "0.1.56"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -157,16 +165,16 @@ name = "relibc"
 version = "0.1.0"
 dependencies = [
  "cbitset 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "cc 1.0.35 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cc 1.0.38 (registry+https://github.com/rust-lang/crates.io-index)",
  "core_io 0.1.20181107",
  "goblin 0.0.21 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "memchr 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "memoffset 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "memchr 2.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "memoffset 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "posix-regex 0.1.0",
  "ralloc 1.0.0",
  "rand 0.5.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "redox_syscall 0.1.54 (registry+https://github.com/rust-lang/crates.io-index)",
+ "redox_syscall 0.1.56 (registry+https://github.com/rust-lang/crates.io-index)",
  "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)",
 ]
@@ -206,9 +214,9 @@ name = "scroll_derive"
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 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "proc-macro2 0.4.28 (registry+https://github.com/rust-lang/crates.io-index)",
- "quote 0.6.12 (registry+https://github.com/rust-lang/crates.io-index)",
- "syn 0.15.32 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 0.4.30 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 0.6.13 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 0.15.42 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -236,11 +244,11 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "syn"
-version = "0.15.32"
+version = "0.15.42"
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- "proc-macro2 0.4.28 (registry+https://github.com/rust-lang/crates.io-index)",
- "quote 0.6.12 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 0.4.30 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 0.6.13 (registry+https://github.com/rust-lang/crates.io-index)",
  "unicode-xid 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -255,22 +263,23 @@ version = "0.1.0"
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@@ -280,6 +289,6 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
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Cargo.toml

@@ -18,7 +18,7 @@ cc = "1.0.25"
 cbitset = "0.1.0"
 core_io = { path = "core_io", features = ["collections"] }
 lazy_static = { version = "1.2.0", features = ["nightly", "spin_no_std"] }
-memoffset = "0.4.0"
+memoffset = "0.5.1"
 posix-regex = { path = "posix-regex", features = ["no_std"] }
 rand = { version = "0.5.5", default-features = false }
 memchr = { version = "2.2.0", default-features = false }

src/header/signal/mod.rs

@@ -21,7 +21,9 @@ pub mod sys;
 
 type SigSet = BitSet<[c_ulong; 1]>;
 
-const SIG_ERR: usize = !0;
+pub const SIG_DFL: usize = 0;
+pub const SIG_IGN: usize = 1;
+pub const SIG_ERR: usize = !0;
 
 pub const SIG_BLOCK: c_int = 0;
 pub const SIG_UNBLOCK: c_int = 1;