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arjunr2tgross35
arjunr2
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tgross35
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Added bindings for wasm32-wali-linux-musl target
Base libc crate symbols without named syscall stubbing in this crate. Basic `libc-test` support is included, but the target is currently untested (backport <rust-lang#4244>) (cherry picked from commit 1b8acf5)
1 parent 83f6dcf commit 9f7928d

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6 files changed

+1206
-71
lines changed

6 files changed

+1206
-71
lines changed

‎libc-test/build.rs

+76-69
Original file line numberDiff line numberDiff line change
@@ -14,7 +14,7 @@ fn src_hotfix_dir() -> PathBuf {
1414
fn do_cc() {
1515
let target = env::var("TARGET").unwrap();
1616
if cfg!(unix) {
17-
let exclude = ["redox", "wasi"];
17+
let exclude = ["redox", "wasi", "wali"];
1818
if !exclude.iter().any(|x| target.contains(x)) {
1919
let mut cmsg = cc::Build::new();
2020

@@ -26,7 +26,7 @@ fn do_cc() {
2626
cmsg.compile("cmsg");
2727
}
2828

29-
if target.contains("linux")
29+
if (target.contains("linux") && !target.contains("wasm32"))
3030
|| target.contains("android")
3131
|| target.contains("emscripten")
3232
|| target.contains("fuchsia")
@@ -35,10 +35,10 @@ fn do_cc() {
3535
cc::Build::new().file("src/makedev.c").compile("makedev");
3636
}
3737
}
38-
if target.contains("android") || target.contains("linux") {
38+
if target.contains("android") || (target.contains("linux") && !target.contains("wasm32")) {
3939
cc::Build::new().file("src/errqueue.c").compile("errqueue");
4040
}
41-
if target.contains("linux")
41+
if (target.contains("linux") && !target.contains("wasm32"))
4242
|| target.contains("l4re")
4343
|| target.contains("android")
4444
|| target.contains("emscripten")
@@ -3509,6 +3509,7 @@ fn test_linux(target: &str) {
35093509
let x86_64_gnux32 = target.contains("gnux32") && x86_64;
35103510
let riscv64 = target.contains("riscv64");
35113511
let loongarch64 = target.contains("loongarch64");
3512+
let wasm32 = target.contains("wasm32");
35123513
let uclibc = target.contains("uclibc");
35133514

35143515
let mut cfg = ctest_cfg();
@@ -3634,68 +3635,73 @@ fn test_linux(target: &str) {
36343635
cfg:
36353636
[loongarch64 || riscv64]: "asm/hwcap.h",
36363637
"asm/mman.h",
3637-
[gnu]: "linux/aio_abi.h",
3638-
"linux/can.h",
3639-
"linux/can/raw.h",
3640-
"linux/can/j1939.h",
3641-
"linux/dccp.h",
3642-
"linux/errqueue.h",
3643-
"linux/falloc.h",
3644-
"linux/filter.h",
3645-
"linux/fs.h",
3646-
"linux/futex.h",
3647-
"linux/genetlink.h",
3648-
"linux/if.h",
3649-
"linux/if_addr.h",
3650-
"linux/if_alg.h",
3651-
"linux/if_ether.h",
3652-
"linux/if_packet.h",
3653-
"linux/if_tun.h",
3654-
"linux/if_xdp.h",
3655-
"linux/input.h",
3656-
"linux/ipv6.h",
3657-
"linux/kexec.h",
3658-
"linux/keyctl.h",
3659-
"linux/magic.h",
3660-
"linux/memfd.h",
3661-
"linux/membarrier.h",
3662-
"linux/mempolicy.h",
3663-
"linux/mman.h",
3664-
"linux/module.h",
3665-
"linux/mount.h",
3666-
"linux/net_tstamp.h",
3667-
"linux/netfilter/nfnetlink.h",
3668-
"linux/netfilter/nfnetlink_log.h",
3669-
"linux/netfilter/nfnetlink_queue.h",
3670-
"linux/netfilter/nf_tables.h",
3671-
"linux/netfilter_arp.h",
3672-
"linux/netfilter_bridge.h",
3673-
"linux/netfilter_ipv4.h",
3674-
"linux/netfilter_ipv6.h",
3675-
"linux/netfilter_ipv6/ip6_tables.h",
3676-
"linux/netlink.h",
3677-
"linux/openat2.h",
3678-
// FIXME(linux): some items require Linux >= 5.6:
3679-
"linux/ptp_clock.h",
3680-
"linux/ptrace.h",
3681-
"linux/quota.h",
3682-
"linux/random.h",
3683-
"linux/reboot.h",
3684-
"linux/rtnetlink.h",
3685-
"linux/sched.h",
3686-
"linux/sctp.h",
3687-
"linux/seccomp.h",
3688-
"linux/sock_diag.h",
3689-
"linux/sockios.h",
3690-
"linux/tls.h",
3691-
"linux/uinput.h",
3692-
"linux/vm_sockets.h",
3693-
"linux/wait.h",
3694-
"linux/wireless.h",
3695-
"sys/fanotify.h",
3696-
// <sys/auxv.h> is not present on uclibc
3697-
[!uclibc]: "sys/auxv.h",
3698-
[gnu || musl]: "linux/close_range.h",
3638+
}
3639+
3640+
if !wasm32 {
3641+
headers! { cfg:
3642+
[gnu]: "linux/aio_abi.h",
3643+
"linux/can.h",
3644+
"linux/can/raw.h",
3645+
"linux/can/j1939.h",
3646+
"linux/dccp.h",
3647+
"linux/errqueue.h",
3648+
"linux/falloc.h",
3649+
"linux/filter.h",
3650+
"linux/fs.h",
3651+
"linux/futex.h",
3652+
"linux/genetlink.h",
3653+
"linux/if.h",
3654+
"linux/if_addr.h",
3655+
"linux/if_alg.h",
3656+
"linux/if_ether.h",
3657+
"linux/if_packet.h",
3658+
"linux/if_tun.h",
3659+
"linux/if_xdp.h",
3660+
"linux/input.h",
3661+
"linux/ipv6.h",
3662+
"linux/kexec.h",
3663+
"linux/keyctl.h",
3664+
"linux/magic.h",
3665+
"linux/memfd.h",
3666+
"linux/membarrier.h",
3667+
"linux/mempolicy.h",
3668+
"linux/mman.h",
3669+
"linux/module.h",
3670+
"linux/mount.h",
3671+
"linux/net_tstamp.h",
3672+
"linux/netfilter/nfnetlink.h",
3673+
"linux/netfilter/nfnetlink_log.h",
3674+
"linux/netfilter/nfnetlink_queue.h",
3675+
"linux/netfilter/nf_tables.h",
3676+
"linux/netfilter_arp.h",
3677+
"linux/netfilter_bridge.h",
3678+
"linux/netfilter_ipv4.h",
3679+
"linux/netfilter_ipv6.h",
3680+
"linux/netfilter_ipv6/ip6_tables.h",
3681+
"linux/netlink.h",
3682+
"linux/openat2.h",
3683+
// FIXME(linux): some items require Linux >= 5.6:
3684+
"linux/ptp_clock.h",
3685+
"linux/ptrace.h",
3686+
"linux/quota.h",
3687+
"linux/random.h",
3688+
"linux/reboot.h",
3689+
"linux/rtnetlink.h",
3690+
"linux/sched.h",
3691+
"linux/sctp.h",
3692+
"linux/seccomp.h",
3693+
"linux/sock_diag.h",
3694+
"linux/sockios.h",
3695+
"linux/tls.h",
3696+
"linux/uinput.h",
3697+
"linux/vm_sockets.h",
3698+
"linux/wait.h",
3699+
"linux/wireless.h",
3700+
"sys/fanotify.h",
3701+
// <sys/auxv.h> is not present on uclibc
3702+
[!uclibc]: "sys/auxv.h",
3703+
[gnu || musl]: "linux/close_range.h",
3704+
}
36993705
}
37003706

37013707
// note: aio.h must be included before sys/mount.h
@@ -4632,6 +4638,7 @@ fn test_linux_like_apis(target: &str) {
46324638
let gnu = target.contains("gnu");
46334639
let musl = target.contains("musl") || target.contains("ohos");
46344640
let linux = target.contains("linux");
4641+
let wali = target.contains("linux") && target.contains("wasm32");
46354642
let emscripten = target.contains("emscripten");
46364643
let android = target.contains("android");
46374644
assert!(linux || android || emscripten);
@@ -4681,7 +4688,7 @@ fn test_linux_like_apis(target: &str) {
46814688
cfg.generate(src_hotfix_dir().join("lib.rs"), "linux_fcntl.rs");
46824689
}
46834690

4684-
if linux || android {
4691+
if (linux && !wali) || android {
46854692
// test termios
46864693
let mut cfg = ctest_cfg();
46874694
cfg.header("asm/termbits.h");
@@ -4733,7 +4740,7 @@ fn test_linux_like_apis(target: &str) {
47334740
cfg.generate(src_hotfix_dir().join("lib.rs"), "linux_ipv6.rs");
47344741
}
47354742

4736-
if linux || android {
4743+
if (linux && !wali) || android {
47374744
// Test Elf64_Phdr and Elf32_Phdr
47384745
// These types have a field called `p_type`, but including
47394746
// "resolve.h" defines a `p_type` macro that expands to `__p_type`
@@ -4755,7 +4762,7 @@ fn test_linux_like_apis(target: &str) {
47554762
cfg.generate(src_hotfix_dir().join("lib.rs"), "linux_elf.rs");
47564763
}
47574764

4758-
if linux || android {
4765+
if (linux && !wali) || android {
47594766
// Test `ARPHRD_CAN`.
47604767
let mut cfg = ctest_cfg();
47614768
cfg.header("linux/if_arp.h");

‎src/unix/linux_like/linux/arch/generic/mod.rs

+2-1
Original file line numberDiff line numberDiff line change
@@ -303,7 +303,8 @@ cfg_if! {
303303
target_arch = "riscv64",
304304
target_arch = "aarch64",
305305
target_arch = "s390x",
306-
target_arch = "loongarch64"
306+
target_arch = "loongarch64",
307+
target_arch = "wasm32"
307308
))] {
308309
pub const FS_IOC_GETFLAGS: Ioctl = 0x80086601;
309310
pub const FS_IOC_SETFLAGS: Ioctl = 0x40086602;

‎src/unix/linux_like/linux/musl/b64/mod.rs

+3
Original file line numberDiff line numberDiff line change
@@ -107,6 +107,9 @@ cfg_if! {
107107
} else if #[cfg(any(target_arch = "loongarch64"))] {
108108
mod loongarch64;
109109
pub use self::loongarch64::*;
110+
} else if #[cfg(any(target_arch = "wasm32"))] {
111+
mod wasm32;
112+
pub use self::wasm32::*;
110113
} else {
111114
// Unknown target_arch
112115
}

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