Add riscv vxworks target specific constants

Author: biabbas

Cargo.toml

@@ -86,12 +86,14 @@ targets = [
     "riscv32i-unknown-none-elf",
     "riscv32imac-unknown-none-elf",
     "riscv32imc-unknown-none-elf",
+    "riscv32-wrs-vxworks",
     "riscv64gc-unknown-freebsd",
     "riscv64gc-unknown-hermit",
     "riscv64gc-unknown-linux-gnu",
     "riscv64gc-unknown-linux-musl",
     "riscv64gc-unknown-none-elf",
     "riscv64imac-unknown-none-elf",
+    "riscv64-wrs-vxworks",
     "s390x-unknown-linux-gnu",
     "s390x-unknown-linux-musl",
     "sparc-unknown-linux-gnu",

ci/build.sh

@@ -249,11 +249,13 @@ riscv32i-unknown-none-elf \
 riscv32imac-unknown-none-elf \
 riscv32imc-unknown-none-elf \
 riscv32gc-unknown-linux-gnu \
+riscv32-wrs-vxworks \
 riscv64gc-unknown-freebsd \
 riscv64gc-unknown-hermit \
 riscv64gc-unknown-linux-musl \
 riscv64gc-unknown-none-elf \
 riscv64imac-unknown-none-elf \
+riscv64-wrs-vxworks \
 s390x-unknown-linux-musl \
 sparc-unknown-linux-gnu \
 sparc64-unknown-netbsd \

src/vxworks/riscv32.rs

@@ -0,0 +1,4 @@
+pub type c_char = i8;
+pub type wchar_t = i32;
+pub type c_long = i32;
+pub type c_ulong = u32;

src/vxworks/riscv64.rs

@@ -0,0 +1,4 @@
+pub type c_char = u8;
+pub type wchar_t = u32;
+pub type c_long = i64;
+pub type c_ulong = u64;