adbd: compile for host.

Preparatory step for testing adb on GCE on non-linux hosts: instead of
pointing them at a device (emulated or otherwise), point them at adbd
running on a linux host instead.

Test: adbd & adb connect localhost:5555; adb -e wait-for-device shell
Change-Id: Ib22d51a4fc9e6e68f71bf1b3b9b2e1b0bd844760

1 files changed, 20 insertions, 2 deletions

diff --git a/adb/daemon/file_sync_service.cpp b/adb/daemon/file_sync_service.cpp
index d55096aa8..62c18c57d 100644
--- a/adb/daemon/file_sync_service.cpp
+++ b/adb/daemon/file_sync_service.cpp
@@ -22,13 +22,11 @@
 
 #include <dirent.h>
 #include <errno.h>
-#include <linux/xattr.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
 #include <sys/stat.h>
 #include <sys/types.h>
-#include <sys/xattr.h>
 #include <unistd.h>
 #include <utime.h>
 
@@ -37,11 +35,17 @@
 #include <vector>
 
 #include <android-base/file.h>
+#include <android-base/macros.h>
 #include <android-base/stringprintf.h>
 #include <android-base/strings.h>
+
 #include <private/android_filesystem_config.h>
 #include <private/android_logger.h>
+
+#if defined(__ANDROID__)
 #include <selinux/android.h>
+#include <sys/xattr.h>
+#endif
 
 #include "adb.h"
 #include "adb_io.h"
@@ -55,11 +59,17 @@ using android::base::Dirname;
 using android::base::StringPrintf;
 
 static bool should_use_fs_config(const std::string& path) {
+#if defined(__ANDROID__)
     // TODO: use fs_config to configure permissions on /data too.
     return !android::base::StartsWith(path, "/data/");
+#else
+    UNUSED(path);
+    return false;
+#endif
 }
 
 static bool update_capabilities(const char* path, uint64_t capabilities) {
+#if defined(__ANDROID__)
     if (capabilities == 0) {
         // Ensure we clean up in case the capabilities weren't 0 in the past.
         removexattr(path, XATTR_NAME_CAPS);
@@ -73,6 +83,10 @@ static bool update_capabilities(const char* path, uint64_t capabilities) {
     cap_data.data[1].permitted = (capabilities >> 32);
     cap_data.data[1].inheritable = 0;
     return setxattr(path, XATTR_NAME_CAPS, &cap_data, sizeof(cap_data), 0) != -1;
+#else
+    UNUSED(path, capabilities);
+    return true;
+#endif
 }
 
 static bool secure_mkdirs(const std::string& path) {
@@ -105,8 +119,10 @@ static bool secure_mkdirs(const std::string& path) {
         } else {
             if (chown(partial_path.c_str(), uid, gid) == -1) return false;
 
+#if defined(__ANDROID__)
             // Not all filesystems support setting SELinux labels. http://b/23530370.
             selinux_android_restorecon(partial_path.c_str(), 0);
+#endif
 
             if (!update_capabilities(partial_path.c_str(), capabilities)) return false;
         }
@@ -242,8 +258,10 @@ static bool handle_send_file(int s, const char* path, uid_t uid, gid_t gid, uint
             goto fail;
         }
 
+#if defined(__ANDROID__)
         // Not all filesystems support setting SELinux labels. http://b/23530370.
         selinux_android_restorecon(path, 0);
+#endif
 
         // fchown clears the setuid bit - restore it if present.
         // Ignore the result of calling fchmod. It's not supported