diff options
Diffstat (limited to 'libc/src/lib.rs')
| -rw-r--r-- | libc/src/lib.rs | 425 |
1 files changed, 163 insertions, 262 deletions
diff --git a/libc/src/lib.rs b/libc/src/lib.rs index 1c374bf..03e7804 100644 --- a/libc/src/lib.rs +++ b/libc/src/lib.rs @@ -13,271 +13,166 @@ #![allow(bad_style, overflowing_literals, improper_ctypes)] #![crate_type = "rlib"] #![crate_name = "libc"] -#![cfg_attr(dox, feature(no_core, lang_items))] -#![cfg_attr(dox, no_core)] -#![doc(html_logo_url = "https://www.rust-lang.org/logos/rust-logo-128x128-blk-v2.png", - html_favicon_url = "https://doc.rust-lang.org/favicon.ico")] - -#![cfg_attr(all(target_os = "linux", target_arch = "x86_64"), doc( - html_root_url = "https://doc.rust-lang.org/libc/x86_64-unknown-linux-gnu" -))] -#![cfg_attr(all(target_os = "linux", target_arch = "x86"), doc( - html_root_url = "https://doc.rust-lang.org/libc/i686-unknown-linux-gnu" -))] -#![cfg_attr(all(target_os = "linux", target_arch = "arm"), doc( - html_root_url = "https://doc.rust-lang.org/libc/arm-unknown-linux-gnueabihf" -))] -#![cfg_attr(all(target_os = "linux", target_arch = "mips"), doc( - html_root_url = "https://doc.rust-lang.org/libc/mips-unknown-linux-gnu" -))] -#![cfg_attr(all(target_os = "linux", target_arch = "aarch64"), doc( - html_root_url = "https://doc.rust-lang.org/libc/aarch64-unknown-linux-gnu" -))] -#![cfg_attr(all(target_os = "linux", target_env = "musl"), doc( - html_root_url = "https://doc.rust-lang.org/libc/x86_64-unknown-linux-musl" -))] -#![cfg_attr(all(target_os = "macos", target_arch = "x86_64"), doc( - html_root_url = "https://doc.rust-lang.org/libc/x86_64-apple-darwin" -))] -#![cfg_attr(all(target_os = "macos", target_arch = "x86"), doc( - html_root_url = "https://doc.rust-lang.org/libc/i686-apple-darwin" -))] -#![cfg_attr(all(windows, target_arch = "x86_64", target_env = "gnu"), doc( - html_root_url = "https://doc.rust-lang.org/libc/x86_64-pc-windows-gnu" -))] -#![cfg_attr(all(windows, target_arch = "x86", target_env = "gnu"), doc( - html_root_url = "https://doc.rust-lang.org/libc/i686-pc-windows-gnu" -))] -#![cfg_attr(all(windows, target_arch = "x86_64", target_env = "msvc"), doc( - html_root_url = "https://doc.rust-lang.org/libc/x86_64-pc-windows-msvc" -))] -#![cfg_attr(all(windows, target_arch = "x86", target_env = "msvc"), doc( - html_root_url = "https://doc.rust-lang.org/libc/i686-pc-windows-msvc" -))] -#![cfg_attr(target_os = "android", doc( - html_root_url = "https://doc.rust-lang.org/libc/arm-linux-androideabi" -))] -#![cfg_attr(target_os = "freebsd", doc( - html_root_url = "https://doc.rust-lang.org/libc/x86_64-unknown-freebsd" -))] -#![cfg_attr(target_os = "openbsd", doc( - html_root_url = "https://doc.rust-lang.org/libc/x86_64-unknown-openbsd" -))] -#![cfg_attr(target_os = "bitrig", doc( - html_root_url = "https://doc.rust-lang.org/libc/x86_64-unknown-bitrig" -))] -#![cfg_attr(target_os = "netbsd", doc( - html_root_url = "https://doc.rust-lang.org/libc/x86_64-unknown-netbsd" -))] -#![cfg_attr(target_os = "dragonfly", doc( - html_root_url = "https://doc.rust-lang.org/libc/x86_64-unknown-dragonfly" -))] -#![cfg_attr(all(target_os = "emscripten", target_arch = "asmjs"), doc( - html_root_url = "https://doc.rust-lang.org/libc/asmjs-unknown-emscripten" -))] -#![cfg_attr(all(target_os = "emscripten", target_arch = "wasm32"), doc( - html_root_url = "https://doc.rust-lang.org/libc/wasm32-unknown-emscripten" -))] -#![cfg_attr(all(target_os = "linux", target_arch = "xparc64"), doc( - html_root_url = "https://doc.rust-lang.org/libc/sparc64-unknown-linux-gnu" -))] - +#![cfg_attr(cross_platform_docs, feature(no_core, lang_items, const_fn))] +#![cfg_attr(cross_platform_docs, no_core)] +#![doc( + html_logo_url = "https://www.rust-lang.org/logos/rust-logo-128x128-blk-v2.png", + html_favicon_url = "https://doc.rust-lang.org/favicon.ico" +)] +#![cfg_attr( + all(target_os = "linux", target_arch = "x86_64"), + doc( + html_root_url = "https://rust-lang.github.io/libc/x86_64-unknown-linux-gnu" + ) +)] +#![cfg_attr( + all(target_os = "linux", target_arch = "x86"), + doc( + html_root_url = "https://rust-lang.github.io/libc/i686-unknown-linux-gnu" + ) +)] +#![cfg_attr( + all(target_os = "linux", target_arch = "arm"), + doc( + html_root_url = "https://rust-lang.github.io/libc/arm-unknown-linux-gnueabihf" + ) +)] +#![cfg_attr( + all(target_os = "linux", target_arch = "mips"), + doc( + html_root_url = "https://rust-lang.github.io/libc/mips-unknown-linux-gnu" + ) +)] +#![cfg_attr( + all(target_os = "linux", target_arch = "aarch64"), + doc( + html_root_url = "https://rust-lang.github.io/libc/aarch64-unknown-linux-gnu" + ) +)] +#![cfg_attr( + all(target_os = "linux", target_env = "musl"), + doc( + html_root_url = "https://rust-lang.github.io/libc/x86_64-unknown-linux-musl" + ) +)] +#![cfg_attr( + all(target_os = "macos", target_arch = "x86_64"), + doc( + html_root_url = "https://rust-lang.github.io/libc/x86_64-apple-darwin" + ) +)] +#![cfg_attr( + all(target_os = "macos", target_arch = "x86"), + doc(html_root_url = "https://rust-lang.github.io/libc/i686-apple-darwin") +)] +#![cfg_attr( + all(windows, target_arch = "x86_64", target_env = "gnu"), + doc( + html_root_url = "https://rust-lang.github.io/libc/x86_64-pc-windows-gnu" + ) +)] +#![cfg_attr( + all(windows, target_arch = "x86", target_env = "gnu"), + doc( + html_root_url = "https://rust-lang.github.io/libc/i686-pc-windows-gnu" + ) +)] +#![cfg_attr( + all(windows, target_arch = "x86_64", target_env = "msvc"), + doc( + html_root_url = "https://rust-lang.github.io/libc/x86_64-pc-windows-msvc" + ) +)] +#![cfg_attr( + all(windows, target_arch = "x86", target_env = "msvc"), + doc( + html_root_url = "https://rust-lang.github.io/libc/i686-pc-windows-msvc" + ) +)] +#![cfg_attr( + target_os = "android", + doc( + html_root_url = "https://rust-lang.github.io/libc/arm-linux-androideabi" + ) +)] +#![cfg_attr( + target_os = "freebsd", + doc( + html_root_url = "https://rust-lang.github.io/libc/x86_64-unknown-freebsd" + ) +)] +#![cfg_attr( + target_os = "openbsd", + doc( + html_root_url = "https://rust-lang.github.io/libc/x86_64-unknown-openbsd" + ) +)] +#![cfg_attr( + target_os = "bitrig", + doc( + html_root_url = "https://rust-lang.github.io/libc/x86_64-unknown-bitrig" + ) +)] +#![cfg_attr( + target_os = "netbsd", + doc( + html_root_url = "https://rust-lang.github.io/libc/x86_64-unknown-netbsd" + ) +)] +#![cfg_attr( + target_os = "dragonfly", + doc( + html_root_url = "https://rust-lang.github.io/libc/x86_64-unknown-dragonfly" + ) +)] +#![cfg_attr( + target_os = "solaris", + doc( + html_root_url = "https://rust-lang.github.io/libc/x86_64-sun-solaris" + ) +)] +#![cfg_attr( + all(target_os = "emscripten", target_arch = "asmjs"), + doc( + html_root_url = "https://rust-lang.github.io/libc/asmjs-unknown-emscripten" + ) +)] +#![cfg_attr( + all(target_os = "emscripten", target_arch = "wasm32"), + doc( + html_root_url = "https://rust-lang.github.io/libc/wasm32-unknown-emscripten" + ) +)] +#![cfg_attr( + all(target_os = "linux", target_arch = "sparc64"), + doc( + html_root_url = "https://rust-lang.github.io/libc/sparc64-unknown-linux-gnu" + ) +)] // Attributes needed when building as part of the standard library -#![cfg_attr(feature = "stdbuild", feature(no_std, staged_api, custom_attribute, cfg_target_vendor))] -#![cfg_attr(feature = "stdbuild", feature(link_cfg))] -#![cfg_attr(feature = "stdbuild", no_std)] -#![cfg_attr(feature = "stdbuild", staged_api)] -#![cfg_attr(feature = "stdbuild", allow(warnings))] -#![cfg_attr(feature = "stdbuild", unstable(feature = "libc", - reason = "use `libc` from crates.io", - issue = "27783"))] - -#![cfg_attr(not(feature = "use_std"), no_std)] - -#[cfg(all(not(dox), feature = "use_std"))] +#![cfg_attr(feature = "rustc-dep-of-std", feature(cfg_target_vendor))] +#![cfg_attr(feature = "rustc-dep-of-std", feature(link_cfg, repr_packed))] +#![cfg_attr(feature = "rustc-dep-of-std", feature(no_core))] +#![cfg_attr(feature = "rustc-dep-of-std", no_core)] +#![cfg_attr(feature = "rustc-dep-of-std", allow(warnings))] +#![cfg_attr(not(any(feature = "use_std", feature = "rustc-dep-of-std")), no_std)] + +#[cfg(all(not(cross_platform_docs), feature = "use_std"))] extern crate std as core; -#[macro_use] mod macros; -mod dox; - -cfg_if! { - if #[cfg(all(target_arch = "wasm32", not(target_os = "emscripten")))] { - // empty ... - } else { - - // Use repr(u8) as LLVM expects `void*` to be the same as `i8*` to help enable - // more optimization opportunities around it recognizing things like - // malloc/free. - #[repr(u8)] - pub enum c_void { - // Two dummy variants so the #[repr] attribute can be used. - #[doc(hidden)] - __variant1, - #[doc(hidden)] - __variant2, - } - - pub type int8_t = i8; - pub type int16_t = i16; - pub type int32_t = i32; - pub type int64_t = i64; - pub type uint8_t = u8; - pub type uint16_t = u16; - pub type uint32_t = u32; - pub type uint64_t = u64; +#[cfg(feature = "rustc-dep-of-std")] +extern crate rustc_std_workspace_core as core; +#[cfg(feature = "rustc-dep-of-std")] +#[allow(unused_imports)] +use core::iter; +#[cfg(feature = "rustc-dep-of-std")] +#[allow(unused_imports)] +use core::option; - pub type c_schar = i8; - pub type c_uchar = u8; - pub type c_short = i16; - pub type c_ushort = u16; - pub type c_int = i32; - pub type c_uint = u32; - pub type c_float = f32; - pub type c_double = f64; - pub type c_longlong = i64; - pub type c_ulonglong = u64; - pub type intmax_t = i64; - pub type uintmax_t = u64; +#[macro_use] +mod macros; - pub type size_t = usize; - pub type ptrdiff_t = isize; - pub type intptr_t = isize; - pub type uintptr_t = usize; - pub type ssize_t = isize; - - pub enum FILE {} - pub enum fpos_t {} // TODO: fill this out with a struct - - extern { - pub fn isalnum(c: c_int) -> c_int; - pub fn isalpha(c: c_int) -> c_int; - pub fn iscntrl(c: c_int) -> c_int; - pub fn isdigit(c: c_int) -> c_int; - pub fn isgraph(c: c_int) -> c_int; - pub fn islower(c: c_int) -> c_int; - pub fn isprint(c: c_int) -> c_int; - pub fn ispunct(c: c_int) -> c_int; - pub fn isspace(c: c_int) -> c_int; - pub fn isupper(c: c_int) -> c_int; - pub fn isxdigit(c: c_int) -> c_int; - pub fn tolower(c: c_int) -> c_int; - pub fn toupper(c: c_int) -> c_int; - - #[cfg_attr(all(target_os = "macos", target_arch = "x86"), - link_name = "fopen$UNIX2003")] - pub fn fopen(filename: *const c_char, - mode: *const c_char) -> *mut FILE; - #[cfg_attr(all(target_os = "macos", target_arch = "x86"), - link_name = "freopen$UNIX2003")] - pub fn freopen(filename: *const c_char, mode: *const c_char, - file: *mut FILE) -> *mut FILE; - pub fn fflush(file: *mut FILE) -> c_int; - pub fn fclose(file: *mut FILE) -> c_int; - pub fn remove(filename: *const c_char) -> c_int; - pub fn rename(oldname: *const c_char, newname: *const c_char) -> c_int; - pub fn tmpfile() -> *mut FILE; - pub fn setvbuf(stream: *mut FILE, - buffer: *mut c_char, - mode: c_int, - size: size_t) -> c_int; - pub fn setbuf(stream: *mut FILE, buf: *mut c_char); - pub fn getchar() -> c_int; - pub fn putchar(c: c_int) -> c_int; - pub fn fgetc(stream: *mut FILE) -> c_int; - pub fn fgets(buf: *mut c_char, n: c_int, stream: *mut FILE) -> *mut c_char; - pub fn fputc(c: c_int, stream: *mut FILE) -> c_int; - #[cfg_attr(all(target_os = "macos", target_arch = "x86"), - link_name = "fputs$UNIX2003")] - pub fn fputs(s: *const c_char, stream: *mut FILE)-> c_int; - pub fn puts(s: *const c_char) -> c_int; - pub fn ungetc(c: c_int, stream: *mut FILE) -> c_int; - pub fn fread(ptr: *mut c_void, - size: size_t, - nobj: size_t, - stream: *mut FILE) - -> size_t; - #[cfg_attr(all(target_os = "macos", target_arch = "x86"), - link_name = "fwrite$UNIX2003")] - pub fn fwrite(ptr: *const c_void, - size: size_t, - nobj: size_t, - stream: *mut FILE) - -> size_t; - pub fn fseek(stream: *mut FILE, offset: c_long, whence: c_int) -> c_int; - pub fn ftell(stream: *mut FILE) -> c_long; - pub fn rewind(stream: *mut FILE); - #[cfg_attr(target_os = "netbsd", link_name = "__fgetpos50")] - pub fn fgetpos(stream: *mut FILE, ptr: *mut fpos_t) -> c_int; - #[cfg_attr(target_os = "netbsd", link_name = "__fsetpos50")] - pub fn fsetpos(stream: *mut FILE, ptr: *const fpos_t) -> c_int; - pub fn feof(stream: *mut FILE) -> c_int; - pub fn ferror(stream: *mut FILE) -> c_int; - pub fn perror(s: *const c_char); - pub fn atoi(s: *const c_char) -> c_int; - #[cfg_attr(all(target_os = "macos", target_arch = "x86"), - link_name = "strtod$UNIX2003")] - pub fn strtod(s: *const c_char, endp: *mut *mut c_char) -> c_double; - pub fn strtol(s: *const c_char, - endp: *mut *mut c_char, base: c_int) -> c_long; - pub fn strtoul(s: *const c_char, endp: *mut *mut c_char, - base: c_int) -> c_ulong; - pub fn calloc(nobj: size_t, size: size_t) -> *mut c_void; - pub fn malloc(size: size_t) -> *mut c_void; - pub fn realloc(p: *mut c_void, size: size_t) -> *mut c_void; - pub fn free(p: *mut c_void); - pub fn abort() -> !; - pub fn exit(status: c_int) -> !; - pub fn _exit(status: c_int) -> !; - pub fn atexit(cb: extern fn()) -> c_int; - #[cfg_attr(all(target_os = "macos", target_arch = "x86"), - link_name = "system$UNIX2003")] - pub fn system(s: *const c_char) -> c_int; - pub fn getenv(s: *const c_char) -> *mut c_char; - - pub fn strcpy(dst: *mut c_char, src: *const c_char) -> *mut c_char; - pub fn strncpy(dst: *mut c_char, src: *const c_char, n: size_t) - -> *mut c_char; - pub fn strcat(s: *mut c_char, ct: *const c_char) -> *mut c_char; - pub fn strncat(s: *mut c_char, ct: *const c_char, n: size_t) -> *mut c_char; - pub fn strcmp(cs: *const c_char, ct: *const c_char) -> c_int; - pub fn strncmp(cs: *const c_char, ct: *const c_char, n: size_t) -> c_int; - pub fn strcoll(cs: *const c_char, ct: *const c_char) -> c_int; - pub fn strchr(cs: *const c_char, c: c_int) -> *mut c_char; - pub fn strrchr(cs: *const c_char, c: c_int) -> *mut c_char; - pub fn strspn(cs: *const c_char, ct: *const c_char) -> size_t; - pub fn strcspn(cs: *const c_char, ct: *const c_char) -> size_t; - pub fn strdup(cs: *const c_char) -> *mut c_char; - pub fn strpbrk(cs: *const c_char, ct: *const c_char) -> *mut c_char; - pub fn strstr(cs: *const c_char, ct: *const c_char) -> *mut c_char; - pub fn strlen(cs: *const c_char) -> size_t; - pub fn strnlen(cs: *const c_char, maxlen: size_t) -> size_t; - #[cfg_attr(all(target_os = "macos", target_arch = "x86"), - link_name = "strerror$UNIX2003")] - pub fn strerror(n: c_int) -> *mut c_char; - pub fn strtok(s: *mut c_char, t: *const c_char) -> *mut c_char; - pub fn strxfrm(s: *mut c_char, ct: *const c_char, n: size_t) -> size_t; - pub fn wcslen(buf: *const wchar_t) -> size_t; - pub fn wcstombs(dest: *mut c_char, src: *const wchar_t, n: size_t) -> ::size_t; - - pub fn memchr(cx: *const c_void, c: c_int, n: size_t) -> *mut c_void; - pub fn memcmp(cx: *const c_void, ct: *const c_void, n: size_t) -> c_int; - pub fn memcpy(dest: *mut c_void, src: *const c_void, n: size_t) -> *mut c_void; - pub fn memmove(dest: *mut c_void, src: *const c_void, n: size_t) -> *mut c_void; - pub fn memset(dest: *mut c_void, c: c_int, n: size_t) -> *mut c_void; - } - - // These are all inline functions on android, so they end up just being entirely - // missing on that platform. - #[cfg(not(target_os = "android"))] - extern { - pub fn abs(i: c_int) -> c_int; - pub fn atof(s: *const c_char) -> c_double; - pub fn labs(i: c_long) -> c_long; - pub fn rand() -> c_int; - pub fn srand(seed: c_uint); - } - } -} +mod dox; cfg_if! { if #[cfg(windows)] { @@ -292,10 +187,16 @@ cfg_if! { } else if #[cfg(target_os = "fuchsia")] { mod fuchsia; pub use fuchsia::*; + } else if #[cfg(target_os = "switch")] { + mod switch; + pub use switch::*; } else if #[cfg(unix)] { mod unix; pub use unix::*; - } else { - // Unknown target_family + } else if #[cfg(target_env = "sgx")] { + mod sgx; + pub use sgx::*; + } else { + // non-supported targets: empty... } } |