Update libc crate to 0.2.30

Import subrepo libc/:libc at 3520512a8c9cb55661910318a6fb169a75c02a59

1 files changed, 55 insertions, 40 deletions

diff --git a/libc/src/unix/mod.rs b/libc/src/unix/mod.rs
index c2d1f10..fcbc3eb 100644
--- a/libc/src/unix/mod.rs
+++ b/libc/src/unix/mod.rs
@@ -62,7 +62,7 @@ s! {
         pub ru_nvcsw: c_long,
         pub ru_nivcsw: c_long,
 
-        #[cfg(any(target_env = "musl"))]
+        #[cfg(any(target_env = "musl", target_os = "emscripten"))]
         __reserved: [c_long; 16],
     }
 
@@ -124,6 +124,20 @@ s! {
         // Actually a union of an int and a void*
         pub sival_ptr: *mut ::c_void
     }
+
+    // <sys/time.h>
+    pub struct itimerval {
+        pub it_interval: ::timeval,
+        pub it_value: ::timeval,
+    }
+
+    // <sys/times.h>
+    pub struct tms {
+        pub tms_utime: ::clock_t,
+        pub tms_stime: ::clock_t,
+        pub tms_cutime: ::clock_t,
+        pub tms_cstime: ::clock_t,
+    }
 }
 
 pub const SIG_DFL: sighandler_t = 0 as sighandler_t;
@@ -203,9 +217,23 @@ pub const PRIO_USER: ::c_int = 2;
 pub const PRIO_MIN: ::c_int = -20;
 pub const PRIO_MAX: ::c_int = 20;
 
+pub const IPPROTO_ICMP: ::c_int = 1;
+pub const IPPROTO_ICMPV6: ::c_int = 58;
+pub const IPPROTO_TCP: ::c_int = 6;
+pub const IPPROTO_UDP: ::c_int = 17;
+pub const IPPROTO_IP: ::c_int = 0;
+pub const IPPROTO_IPV6: ::c_int = 41;
+
+pub const INADDR_LOOPBACK: in_addr_t = 2130706433;
+pub const INADDR_ANY: in_addr_t = 0;
+pub const INADDR_BROADCAST: in_addr_t = 4294967295;
+pub const INADDR_NONE: in_addr_t = 4294967295;
+
 cfg_if! {
     if #[cfg(dox)] {
         // on dox builds don't pull in anything
+    } else if #[cfg(target_os = "l4re")] {
+        // required libraries for L4Re are linked externally, ATM
     } else if #[cfg(all(not(stdbuild), feature = "use_std"))] {
         // cargo build, don't pull in anything extra as the libstd  dep
         // already pulls in all libs.
@@ -238,6 +266,10 @@ cfg_if! {
         #[link(name = "c")]
         #[link(name = "mxio")]
         extern {}
+    } else if #[cfg(target_env = "newlib")] {
+        #[link(name = "c")]
+        #[link(name = "m")]
+        extern {}
     } else {
         #[link(name = "c")]
         #[link(name = "m")]
@@ -248,10 +280,6 @@ cfg_if! {
 }
 
 extern {
-    pub fn getgrnam(name: *const ::c_char) -> *mut group;
-    pub fn getgrgid(gid: ::gid_t) -> *mut group;
-
-    pub fn endpwent();
     #[cfg_attr(target_os = "netbsd", link_name = "__getpwnam50")]
     pub fn getpwnam(name: *const ::c_char) -> *mut passwd;
     #[cfg_attr(target_os = "netbsd", link_name = "__getpwuid50")]
@@ -321,10 +349,6 @@ extern {
     #[cfg_attr(target_os = "netbsd", link_name = "__stat50")]
     pub fn stat(path: *const c_char, buf: *mut stat) -> ::c_int;
 
-    #[cfg_attr(all(target_os = "macos", target_arch = "x86"),
-               link_name = "popen$UNIX2003")]
-    pub fn popen(command: *const c_char,
-                 mode: *const c_char) -> *mut ::FILE;
     pub fn pclose(stream: *mut ::FILE) -> ::c_int;
     #[cfg_attr(all(target_os = "macos", target_arch = "x86"),
                link_name = "fdopen$UNIX2003")]
@@ -366,8 +390,6 @@ extern {
 
     pub fn openat(dirfd: ::c_int, pathname: *const ::c_char,
                   flags: ::c_int, ...) -> ::c_int;
-    pub fn faccessat(dirfd: ::c_int, pathname: *const ::c_char,
-                     mode: ::c_int, flags: ::c_int) -> ::c_int;
     pub fn fchmodat(dirfd: ::c_int, pathname: *const ::c_char,
                     mode: ::mode_t, flags: ::c_int) -> ::c_int;
     pub fn fchown(fd: ::c_int,
@@ -405,7 +427,9 @@ extern {
     pub fn lchown(path: *const c_char, uid: uid_t,
                   gid: gid_t) -> ::c_int;
     #[cfg_attr(all(target_os = "macos", target_arch = "x86"),
-               link_name = "close$UNIX2003")]
+               link_name = "close$NOCANCEL$UNIX2003")]
+    #[cfg_attr(all(target_os = "macos", target_arch = "x86_64"),
+               link_name = "close$NOCANCEL")]
     pub fn close(fd: ::c_int) -> ::c_int;
     pub fn dup(fd: ::c_int) -> ::c_int;
     pub fn dup2(src: ::c_int, dst: ::c_int) -> ::c_int;
@@ -456,6 +480,7 @@ extern {
     pub fn read(fd: ::c_int, buf: *mut ::c_void, count: ::size_t)
                 -> ::ssize_t;
     pub fn rmdir(path: *const c_char) -> ::c_int;
+    pub fn seteuid(uid: uid_t) -> ::c_int;
     pub fn setgid(gid: gid_t) -> ::c_int;
     pub fn setpgid(pid: pid_t, pgid: pid_t) -> ::c_int;
     pub fn setsid() -> pid_t;
@@ -555,7 +580,6 @@ extern {
     #[cfg_attr(target_os = "netbsd", link_name = "__getrusage50")]
     pub fn getrusage(resource: ::c_int, usage: *mut rusage) -> ::c_int;
 
-    pub fn getdtablesize() -> ::c_int;
     #[cfg_attr(any(target_os = "macos", target_os = "ios"),
                link_name = "realpath$DARWIN_EXTSN")]
     pub fn realpath(pathname: *const ::c_char, resolved: *mut ::c_char)
@@ -566,19 +590,14 @@ extern {
     #[cfg_attr(target_os = "netbsd", link_name = "__gettimeofday50")]
     pub fn gettimeofday(tp: *mut ::timeval,
                         tz: *mut ::c_void) -> ::c_int;
+    #[cfg_attr(target_os = "netbsd", link_name = "__times13")]
+    pub fn times(buf: *mut ::tms) -> ::clock_t;
 
     pub fn pthread_self() -> ::pthread_t;
-    pub fn pthread_create(native: *mut ::pthread_t,
-                          attr: *const ::pthread_attr_t,
-                          f: extern fn(*mut ::c_void) -> *mut ::c_void,
-                          value: *mut ::c_void) -> ::c_int;
     #[cfg_attr(all(target_os = "macos", target_arch = "x86"),
                link_name = "pthread_join$UNIX2003")]
     pub fn pthread_join(native: ::pthread_t,
                         value: *mut *mut ::c_void) -> ::c_int;
-    pub fn pthread_atfork(prepare: Option<unsafe extern fn()>,
-                          parent: Option<unsafe extern fn()>,
-                          child: Option<unsafe extern fn()>) -> ::c_int;
     pub fn pthread_exit(value: *mut ::c_void);
     pub fn pthread_attr_init(attr: *mut ::pthread_attr_t) -> ::c_int;
     pub fn pthread_attr_destroy(attr: *mut ::pthread_attr_t) -> ::c_int;
@@ -629,6 +648,10 @@ extern {
     pub fn pthread_condattr_init(attr: *mut pthread_condattr_t) -> ::c_int;
     pub fn pthread_condattr_destroy(attr: *mut pthread_condattr_t) -> ::c_int;
     #[cfg_attr(all(target_os = "macos", target_arch = "x86"),
+               link_name = "pthread_rwlock_init$UNIX2003")]
+    pub fn pthread_rwlock_init(lock: *mut pthread_rwlock_t,
+                               attr: *const pthread_rwlockattr_t) -> ::c_int;
+    #[cfg_attr(all(target_os = "macos", target_arch = "x86"),
                link_name = "pthread_rwlock_destroy$UNIX2003")]
     pub fn pthread_rwlock_destroy(lock: *mut pthread_rwlock_t) -> ::c_int;
     #[cfg_attr(all(target_os = "macos", target_arch = "x86"),
@@ -646,11 +669,9 @@ extern {
     #[cfg_attr(all(target_os = "macos", target_arch = "x86"),
                link_name = "pthread_rwlock_unlock$UNIX2003")]
     pub fn pthread_rwlock_unlock(lock: *mut pthread_rwlock_t) -> ::c_int;
-    #[cfg_attr(all(target_os = "macos", target_arch = "x86"),
-               link_name = "pthread_sigmask$UNIX2003")]
-    pub fn pthread_sigmask(how: ::c_int, set: *const sigset_t,
-                           oldset: *mut sigset_t) -> ::c_int;
-    pub fn pthread_kill(thread: ::pthread_t, sig: ::c_int) -> ::c_int;
+    pub fn pthread_rwlockattr_init(attr: *mut pthread_rwlockattr_t) -> ::c_int;
+    pub fn pthread_rwlockattr_destroy(attr: *mut pthread_rwlockattr_t)
+                                      -> ::c_int;
     #[cfg_attr(all(target_os = "linux", not(target_env = "musl")),
                link_name = "__xpg_strerror_r")]
     pub fn strerror_r(errnum: ::c_int, buf: *mut c_char,
@@ -666,16 +687,6 @@ extern {
     pub fn sigaction(signum: ::c_int,
                      act: *const sigaction,
                      oldact: *mut sigaction) -> ::c_int;
-    #[cfg_attr(all(target_os = "macos", target_arch = "x86"),
-               link_name = "sigaltstack$UNIX2003")]
-    #[cfg_attr(target_os = "netbsd", link_name = "__sigaltstack14")]
-    pub fn sigaltstack(ss: *const stack_t,
-                       oss: *mut stack_t) -> ::c_int;
-    #[cfg_attr(all(target_os = "macos", target_arch ="x86"),
-               link_name = "sigwait$UNIX2003")]
-    #[cfg_attr(target_os = "solaris", link_name = "__posix_sigwait")]
-    pub fn sigwait(set: *const sigset_t,
-                   sig: *mut ::c_int) -> ::c_int;
 
     #[cfg_attr(target_os = "netbsd", link_name = "__utimes50")]
     pub fn utimes(filename: *const ::c_char,
@@ -713,14 +724,15 @@ extern {
     pub fn mktime(tm: *mut tm) -> time_t;
     #[cfg_attr(target_os = "netbsd", link_name = "__time50")]
     pub fn time(time: *mut time_t) -> time_t;
+    #[cfg_attr(target_os = "netbsd", link_name = "__gmtime50")]
+    pub fn gmtime(time_p: *const time_t) -> *mut tm;
     #[cfg_attr(target_os = "netbsd", link_name = "__locatime50")]
-    pub fn localtime(time: *const time_t) -> *mut tm;
+    pub fn localtime(time_p: *const time_t) -> *mut tm;
 
     #[cfg_attr(target_os = "netbsd", link_name = "__mknod50")]
     pub fn mknod(pathname: *const ::c_char, mode: ::mode_t,
                  dev: ::dev_t) -> ::c_int;
     pub fn uname(buf: *mut ::utsname) -> ::c_int;
-    pub fn daemon(nochdir: ::c_int, noclose: ::c_int) -> ::c_int;
     pub fn gethostname(name: *mut ::c_char, len: ::size_t) -> ::c_int;
     pub fn chroot(name: *const ::c_char) -> ::c_int;
     #[cfg_attr(all(target_os = "macos", target_arch = "x86"),
@@ -757,9 +769,6 @@ extern {
     pub fn localeconv() -> *mut lconv;
 
     pub fn sem_destroy(sem: *mut sem_t) -> ::c_int;
-    pub fn sem_open(name: *const ::c_char, oflag: ::c_int, ...) -> *mut sem_t;
-    pub fn sem_close(sem: *mut sem_t) -> ::c_int;
-    pub fn sem_unlink(name: *const ::c_char) -> ::c_int;
     #[cfg_attr(all(target_os = "macos", target_arch = "x86"),
                link_name = "sem_wait$UNIX2003")]
     pub fn sem_wait(sem: *mut sem_t) -> ::c_int;
@@ -793,6 +802,8 @@ extern {
                        set: *const sigset_t,
                        oldset: *mut sigset_t)
                        -> ::c_int;
+    #[cfg_attr(target_os = "netbsd", link_name = "__sigpending14")]
+    pub fn sigpending(set: *mut sigset_t) -> ::c_int;
 
     #[cfg_attr(target_os = "netbsd", link_name = "__timegm50")]
     pub fn timegm(tm: *mut ::tm) -> time_t;
@@ -833,6 +844,7 @@ extern {
                      termios: *const ::termios) -> ::c_int;
     pub fn tcflow(fd: ::c_int, action: ::c_int) -> ::c_int;
     pub fn tcflush(fd: ::c_int, action: ::c_int) -> ::c_int;
+    pub fn tcgetsid(fd: ::c_int) -> ::pid_t;
     pub fn tcsendbreak(fd: ::c_int, duration: ::c_int) -> ::c_int;
     pub fn mkstemp(template: *mut ::c_char) -> ::c_int;
     pub fn mkdtemp(template: *mut ::c_char) -> *mut ::c_char;
@@ -857,6 +869,9 @@ cfg_if! {
     if #[cfg(target_env = "uclibc")] {
         mod uclibc;
         pub use self::uclibc::*;
+    } else if #[cfg(target_env = "newlib")] {
+        mod newlib;
+        pub use self::newlib::*;
     } else if #[cfg(any(target_os = "linux",
                         target_os = "android",
                         target_os = "emscripten",