Consolidate and fix musl-specific definitions.

Musl 1.1.14 defined these incorrectly, and we followed suit. They're
fixed in 1.1.15, so we fix them here as well.

Since these are kernel ABIs, the correct values match other libc
implementations, so we move them up to the topmost module possible.

Author: zenhack

src/unix/notbsd/linux/mips.rs

@@ -233,12 +233,10 @@ pub const POSIX_FADV_DONTNEED: ::c_int = 4;
 pub const POSIX_FADV_NOREUSE: ::c_int = 5;
 pub const POSIX_MADV_DONTNEED: ::c_int = 4;
 pub const _SC_2_C_VERSION: ::c_int = 96;
-pub const RUSAGE_THREAD: ::c_int = 1;
 pub const O_ACCMODE: ::c_int = 3;
 pub const O_DIRECT: ::c_int = 0x8000;
 pub const O_DIRECTORY: ::c_int = 0x10000;
 pub const O_NOFOLLOW: ::c_int = 0x20000;
-pub const RUSAGE_CHILDREN: ::c_int = -1;
 pub const ST_RELATIME: ::c_ulong = 4096;
 pub const NI_MAXHOST: ::socklen_t = 1025;
 

src/unix/notbsd/linux/mod.rs

@@ -281,6 +281,9 @@ pub const CODESET: ::nl_item = 14;
 
 pub const CRNCYSTR: ::nl_item = 0x4000F;
 
+pub const RUSAGE_THREAD: ::c_int = 1;
+pub const RUSAGE_CHILDREN: ::c_int = -1;
+
 pub const RADIXCHAR: ::nl_item = 0x10000;
 pub const THOUSEP: ::nl_item = 0x10001;
 

src/unix/notbsd/linux/musl/b32/arm.rs

@@ -332,7 +332,5 @@ pub const TIOCCONS: ::c_int = 0x541D;
 pub const SYS_gettid: ::c_long = 224;
 pub const SYS_perf_event_open: ::c_long = 364;
 
-pub const POSIX_MADV_DONTNEED: ::c_int = 0;
-pub const RUSAGE_CHILDREN: ::c_int = 1;
 pub const POLLWRNORM: ::c_short = 0x100;
 pub const POLLWRBAND: ::c_short = 0x200;

src/unix/notbsd/linux/musl/b32/asmjs.rs

@@ -331,7 +331,5 @@ pub const TIOCCONS: ::c_int = 0x541D;
 
 pub const SYS_gettid: ::c_long = 224; // Valid for arm (32-bit) and x86 (32-bit)
 
-pub const POSIX_MADV_DONTNEED: ::c_int = 0;
-pub const RUSAGE_CHILDREN: ::c_int = 1;
 pub const POLLWRNORM: ::c_short = 0x100;
 pub const POLLWRBAND: ::c_short = 0x200;

src/unix/notbsd/linux/musl/b32/mips.rs

@@ -340,7 +340,5 @@ pub const TIOCCONS: ::c_int = 0x80047478;
 pub const SYS_gettid: ::c_long = 4222;   // Valid for O32
 pub const SYS_perf_event_open: ::c_long = 4333;  // Valid for O32
 
-pub const POSIX_MADV_DONTNEED: ::c_int = 4;
-pub const RUSAGE_CHILDREN: ::c_int = !0;
 pub const POLLWRNORM: ::c_short = 0x4;
 pub const POLLWRBAND: ::c_short = 0x100;

src/unix/notbsd/linux/musl/b32/x86.rs

@@ -346,7 +346,5 @@ pub const TIOCCONS: ::c_int = 0x541D;
 pub const SYS_gettid: ::c_long = 224;
 pub const SYS_perf_event_open: ::c_long = 336;
 
-pub const POSIX_MADV_DONTNEED: ::c_int = 0;
-pub const RUSAGE_CHILDREN: ::c_int = 1;
 pub const POLLWRNORM: ::c_short = 0x100;
 pub const POLLWRBAND: ::c_short = 0x200;

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

@@ -351,8 +351,6 @@ pub const TIOCMSET: ::c_int = 0x5418;
 pub const FIONREAD: ::c_int = 0x541B;
 pub const TIOCCONS: ::c_int = 0x541D;
 
-pub const POSIX_MADV_DONTNEED: ::c_int = 0;
-pub const RUSAGE_CHILDREN: ::c_int = 1;
 pub const POLLWRNORM: ::c_short = 0x100;
 pub const POLLWRBAND: ::c_short = 0x200;
 

src/unix/notbsd/linux/musl/mod.rs

@@ -77,6 +77,8 @@ pub const PTHREAD_STACK_MIN: ::size_t = 2048;
 pub const POSIX_FADV_DONTNEED: ::c_int = 4;
 pub const POSIX_FADV_NOREUSE: ::c_int = 5;
 
+pub const POSIX_MADV_DONTNEED: ::c_int = 4;
+
 pub const RLIM_INFINITY: ::rlim_t = !0;
 pub const RLIMIT_RTTIME: ::c_int = 15;
 pub const RLIMIT_NLIMITS: ::c_int = 16;

src/unix/notbsd/linux/other/mod.rs

@@ -360,11 +360,9 @@ pub const POSIX_FADV_DONTNEED: ::c_int = 4;
 pub const POSIX_FADV_NOREUSE: ::c_int = 5;
 pub const POSIX_MADV_DONTNEED: ::c_int = 4;
 pub const _SC_2_C_VERSION: ::c_int = 96;
-pub const RUSAGE_THREAD: ::c_int = 1;
 pub const O_ACCMODE: ::c_int = 3;
 pub const O_ASYNC: ::c_int = 0x2000;
 pub const O_NDELAY: ::c_int = 0x800;
-pub const RUSAGE_CHILDREN: ::c_int = -1;
 pub const ST_RELATIME: ::c_ulong = 4096;
 pub const NI_MAXHOST: ::socklen_t = 1025;
 

src/unix/notbsd/linux/s390x.rs

@@ -464,10 +464,8 @@ pub const TMP_MAX: ::c_uint = 238328;
 pub const FOPEN_MAX: ::c_uint = 16;
 pub const POSIX_MADV_DONTNEED: ::c_int = 4;
 pub const _SC_2_C_VERSION: ::c_int = 96;
-pub const RUSAGE_THREAD: ::c_int = 1;
 pub const O_ASYNC: ::c_int = 0x2000;
 pub const O_NDELAY: ::c_int = 0x800;
-pub const RUSAGE_CHILDREN: ::c_int = -1;
 pub const ST_RELATIME: ::c_ulong = 4096;
 pub const NI_MAXHOST: ::socklen_t = 1025;