enable flock on android

Author: pietroalbini

library/std/src/fs/tests.rs

@@ -6,6 +6,7 @@ use rand::RngCore;
     target_os = "linux",
     target_os = "netbsd",
     target_os = "illumos",
+    target_os = "android",
     target_vendor = "apple",
 ))]
 use crate::assert_matches::assert_matches;
@@ -16,6 +17,7 @@ use crate::char::MAX_LEN_UTF8;
     target_os = "linux",
     target_os = "netbsd",
     target_os = "illumos",
+    target_os = "android",
     target_vendor = "apple",
 ))]
 use crate::fs::TryLockError;
@@ -230,6 +232,7 @@ fn file_test_io_seek_and_write() {
     target_os = "netbsd",
     target_os = "solaris",
     target_os = "illumos",
+    target_os = "android",
     target_vendor = "apple",
 ))]
 fn file_lock_multiple_shared() {
@@ -255,6 +258,7 @@ fn file_lock_multiple_shared() {
     target_os = "netbsd",
     target_os = "solaris",
     target_os = "illumos",
+    target_os = "android",
     target_vendor = "apple",
 ))]
 fn file_lock_blocking() {
@@ -281,6 +285,7 @@ fn file_lock_blocking() {
     target_os = "netbsd",
     target_os = "solaris",
     target_os = "illumos",
+    target_os = "android",
     target_vendor = "apple",
 ))]
 fn file_lock_drop() {
@@ -304,6 +309,7 @@ fn file_lock_drop() {
     target_os = "netbsd",
     target_os = "solaris",
     target_os = "illumos",
+    target_os = "android",
     target_vendor = "apple",
 ))]
 fn file_lock_dup() {

library/std/src/sys/fs/unix.rs

@@ -1293,6 +1293,7 @@ impl File {
         target_os = "openbsd",
         target_os = "cygwin",
         target_os = "illumos",
+        target_os = "android",
         target_vendor = "apple",
     ))]
     pub fn lock(&self) -> io::Result<()> {
@@ -1318,6 +1319,7 @@ impl File {
         target_os = "cygwin",
         target_os = "solaris",
         target_os = "illumos",
+        target_os = "android",
         target_vendor = "apple",
     )))]
     pub fn lock(&self) -> io::Result<()> {
@@ -1332,6 +1334,7 @@ impl File {
         target_os = "openbsd",
         target_os = "cygwin",
         target_os = "illumos",
+        target_os = "android",
         target_vendor = "apple",
     ))]
     pub fn lock_shared(&self) -> io::Result<()> {
@@ -1357,6 +1360,7 @@ impl File {
         target_os = "cygwin",
         target_os = "solaris",
         target_os = "illumos",
+        target_os = "android",
         target_vendor = "apple",
     )))]
     pub fn lock_shared(&self) -> io::Result<()> {
@@ -1371,6 +1375,7 @@ impl File {
         target_os = "openbsd",
         target_os = "cygwin",
         target_os = "illumos",
+        target_os = "android",
         target_vendor = "apple",
     ))]
     pub fn try_lock(&self) -> Result<(), TryLockError> {
@@ -1412,6 +1417,7 @@ impl File {
         target_os = "cygwin",
         target_os = "solaris",
         target_os = "illumos",
+        target_os = "android",
         target_vendor = "apple",
     )))]
     pub fn try_lock(&self) -> Result<(), TryLockError> {
@@ -1429,6 +1435,7 @@ impl File {
         target_os = "openbsd",
         target_os = "cygwin",
         target_os = "illumos",
+        target_os = "android",
         target_vendor = "apple",
     ))]
     pub fn try_lock_shared(&self) -> Result<(), TryLockError> {
@@ -1470,6 +1477,7 @@ impl File {
         target_os = "cygwin",
         target_os = "solaris",
         target_os = "illumos",
+        target_os = "android",
         target_vendor = "apple",
     )))]
     pub fn try_lock_shared(&self) -> Result<(), TryLockError> {
@@ -1487,6 +1495,7 @@ impl File {
         target_os = "openbsd",
         target_os = "cygwin",
         target_os = "illumos",
+        target_os = "android",
         target_vendor = "apple",
     ))]
     pub fn unlock(&self) -> io::Result<()> {
@@ -1512,6 +1521,7 @@ impl File {
         target_os = "cygwin",
         target_os = "solaris",
         target_os = "illumos",
+        target_os = "android",
         target_vendor = "apple",
     )))]
     pub fn unlock(&self) -> io::Result<()> {