Auto merge of #673 - g2p:fallocate-flags, r=alexcrichton

Add all current fallocate flags

Also move them to the common Linux module, as they are not platform-specific.
See include/uapi/linux/falloc.h.

ci/docker/aarch64-unknown-linux-gnu/Dockerfile

@@ -1,4 +1,4 @@
-FROM ubuntu:16.10
+FROM ubuntu:17.10
 RUN apt-get update
 RUN apt-get install -y --no-install-recommends \
   gcc libc6-dev ca-certificates \

ci/docker/arm-unknown-linux-gnueabihf/Dockerfile

@@ -1,4 +1,4 @@
-FROM ubuntu:16.10
+FROM ubuntu:17.10
 RUN apt-get update
 RUN apt-get install -y --no-install-recommends \
   gcc libc6-dev ca-certificates \

ci/docker/i686-unknown-linux-gnu/Dockerfile

@@ -1,4 +1,4 @@
-FROM ubuntu:16.10
+FROM ubuntu:17.10
 RUN apt-get update
 RUN apt-get install -y --no-install-recommends \
   gcc-multilib libc6-dev ca-certificates

ci/docker/i686-unknown-linux-musl/Dockerfile

@@ -1,4 +1,4 @@
-FROM ubuntu:16.10
+FROM ubuntu:17.10
 
 RUN dpkg --add-architecture i386
 RUN apt-get update

ci/docker/mips-unknown-linux-gnu/Dockerfile

@@ -1,4 +1,4 @@
-FROM ubuntu:16.10
+FROM ubuntu:17.10
 
 RUN apt-get update
 RUN apt-get install -y --no-install-recommends \

ci/docker/mips-unknown-linux-musl/Dockerfile

@@ -1,4 +1,4 @@
-FROM ubuntu:16.10
+FROM ubuntu:17.10
 
 RUN apt-get update
 RUN apt-get install -y --no-install-recommends \

ci/docker/mips64-unknown-linux-gnuabi64/Dockerfile

@@ -1,4 +1,4 @@
-FROM ubuntu:16.10
+FROM ubuntu:17.10
 
 RUN apt-get update
 RUN apt-get install -y --no-install-recommends \

ci/docker/mipsel-unknown-linux-musl/Dockerfile

@@ -1,4 +1,4 @@
-FROM ubuntu:16.10
+FROM ubuntu:17.10
 
 RUN apt-get update
 RUN apt-get install -y --no-install-recommends \

ci/docker/powerpc-unknown-linux-gnu/Dockerfile

@@ -1,4 +1,4 @@
-FROM ubuntu:16.10
+FROM ubuntu:17.10
 
 RUN apt-get update
 RUN apt-get install -y --no-install-recommends \

ci/docker/powerpc64-unknown-linux-gnu/Dockerfile

@@ -1,4 +1,4 @@
-FROM ubuntu:16.10
+FROM ubuntu:17.10
 
 RUN apt-get update
 RUN apt-get install -y --no-install-recommends \

ci/docker/s390x-unknown-linux-gnu/Dockerfile

@@ -1,4 +1,4 @@
-FROM ubuntu:17.04
+FROM ubuntu:17.10
 
 RUN apt-get update && apt-get install -y --no-install-recommends \
         gcc libc6-dev qemu-user ca-certificates \

ci/docker/x86_64-unknown-linux-gnu/Dockerfile

@@ -1,4 +1,4 @@
-FROM ubuntu:16.10
+FROM ubuntu:17.10
 RUN apt-get update
 RUN apt-get install -y --no-install-recommends \
   gcc libc6-dev ca-certificates

ci/docker/x86_64-unknown-linux-musl/Dockerfile

@@ -1,4 +1,4 @@
-FROM ubuntu:16.10
+FROM ubuntu:17.10
 
 RUN apt-get update
 RUN apt-get install -y --no-install-recommends \

libc-test/build.rs

@@ -186,6 +186,7 @@ fn main() {
         cfg.header("sys/fsuid.h");
         cfg.header("shadow.h");
         cfg.header("linux/input.h");
+        cfg.header("linux/falloc.h");
         if x86_64 {
             cfg.header("sys/io.h");
         }
@@ -431,6 +432,10 @@ fn main() {
             "MADV_MERGEABLE" | "MADV_UNMERGEABLE" | "MADV_HWPOISON" | "IPV6_ADD_MEMBERSHIP" | "IPV6_DROP_MEMBERSHIP" | "IPV6_MULTICAST_LOOP" | "IPV6_V6ONLY" |
             "MAP_STACK" | "RTLD_DEEPBIND" | "SOL_IPV6" | "SOL_ICMPV6" if uclibc => true,
 
+            // Musl uses old, patched kernel headers
+            "FALLOC_FL_COLLAPSE_RANGE" | "FALLOC_FL_ZERO_RANGE" |
+            "FALLOC_FL_INSERT_RANGE" | "FALLOC_FL_UNSHARE_RANGE" if musl => true,
+
             // Defined by libattr not libc on linux (hard to test).
             // See constant definition for more details.
             "ENOATTR" if linux => true,

src/unix/notbsd/linux/mod.rs

@@ -903,6 +903,13 @@ pub const XATTR_REPLACE: ::c_int = 0x2;
 
 pub const _POSIX_VDISABLE: ::cc_t = 0;
 
+pub const FALLOC_FL_KEEP_SIZE: ::c_int = 0x01;
+pub const FALLOC_FL_PUNCH_HOLE: ::c_int = 0x02;
+pub const FALLOC_FL_COLLAPSE_RANGE: ::c_int = 0x08;
+pub const FALLOC_FL_ZERO_RANGE: ::c_int = 0x10;
+pub const FALLOC_FL_INSERT_RANGE: ::c_int = 0x20;
+pub const FALLOC_FL_UNSHARE_RANGE: ::c_int = 0x40;
+
 // On Linux, libc doesn't define this constant, libattr does instead.
 // We still define it for Linux as it's defined by libc on other platforms,
 // and it's mentioned in the man pages for getxattr and setxattr.

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

@@ -153,9 +153,6 @@ pub const TCP_TIMESTAMP: ::c_int = 24;
 
 pub const SIGUNUSED: ::c_int = ::SIGSYS;
 
-pub const FALLOC_FL_KEEP_SIZE: ::c_int = 0x01;
-pub const FALLOC_FL_PUNCH_HOLE: ::c_int = 0x02;
-
 pub const __SIZEOF_PTHREAD_CONDATTR_T: usize = 4;
 pub const __SIZEOF_PTHREAD_MUTEXATTR_T: usize = 4;
 pub const __SIZEOF_PTHREAD_RWLOCKATTR_T: usize = 8;

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

@@ -269,9 +269,6 @@ pub const SIGWINCH: ::c_int = 28;
 
 pub const SIGEV_THREAD_ID: ::c_int = 4;
 
-pub const FALLOC_FL_KEEP_SIZE: ::c_int = 0x01;
-pub const FALLOC_FL_PUNCH_HOLE: ::c_int = 0x02;
-
 pub const BUFSIZ: ::c_uint = 8192;
 pub const TMP_MAX: ::c_uint = 238328;
 pub const FOPEN_MAX: ::c_uint = 16;

src/unix/notbsd/linux/s390x.rs

@@ -542,9 +542,6 @@ pub const SIGPWR: ::c_int = 30;
 pub const SIG_BLOCK: ::c_int = 0x000000;
 pub const SIG_UNBLOCK: ::c_int = 0x01;
 
-pub const FALLOC_FL_KEEP_SIZE: ::c_int = 0x01;
-pub const FALLOC_FL_PUNCH_HOLE: ::c_int = 0x02;
-
 pub const BUFSIZ: ::c_uint = 8192;
 pub const TMP_MAX: ::c_uint = 238328;
 pub const FOPEN_MAX: ::c_uint = 16;