| // Copyright 2012-2015 The Rust Project Developers. See the COPYRIGHT |
| // file at the top-level directory of this distribution and at |
| // http://rust-lang.org/COPYRIGHT. |
| // |
| // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or |
| // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license |
| // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your |
| // option. This file may not be copied, modified, or distributed |
| // except according to those terms. |
| |
| //! Crate docs |
| |
| #![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_arch = "s390x"), doc( |
| html_root_url = "https://doc.rust-lang.org/libc/s390x-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" |
| ))] |
| |
| // Attributes needed when building as part of the standard library |
| #![cfg_attr(stdbuild, feature(no_std, core, core_slice_ext, staged_api, custom_attribute, cfg_target_vendor))] |
| #![cfg_attr(stdbuild, no_std)] |
| #![cfg_attr(stdbuild, staged_api)] |
| #![cfg_attr(stdbuild, allow(warnings))] |
| #![cfg_attr(stdbuild, unstable(feature = "libc", |
| reason = "use `libc` from crates.io", |
| issue = "27783"))] |
| |
| #![cfg_attr(not(feature = "use_std"), no_std)] |
| |
| #[cfg(all(not(stdbuild), not(dox), feature = "use_std"))] |
| extern crate std as core; |
| |
| #[macro_use] mod macros; |
| mod dox; |
| |
| // 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; |
| |
| 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; |
| |
| 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 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); |
| } |
| |
| cfg_if! { |
| if #[cfg(windows)] { |
| mod windows; |
| pub use windows::*; |
| } else if #[cfg(unix)] { |
| mod unix; |
| pub use unix::*; |
| } else { |
| // Unknown target_family |
| } |
| } |