Fix frameworks/native compiling against musl

stdout is a macro in musl, don't use it as an identifier.

Bug: 190084016
Test: m USE_HOST_MUSL=true
Change-Id: I470f329573cdee607abedf0f1a6448cad2b5151e
diff --git a/libs/binder/ServiceManagerHost.cpp b/libs/binder/ServiceManagerHost.cpp
index 59334b7..27cc563 100644
--- a/libs/binder/ServiceManagerHost.cpp
+++ b/libs/binder/ServiceManagerHost.cpp
@@ -74,12 +74,12 @@
               result->toString().c_str());
         return std::nullopt;
     }
-    if (!result->stderr.empty()) {
+    if (!result->stderrStr.empty()) {
         LOG_HOST("`adb forward tcp:0 tcp:%d` writes to stderr: %s", devicePort,
-                 result->stderr.c_str());
+                 result->stderrStr.c_str());
     }
 
-    unsigned int hostPort = parsePortNumber(result->stdout, "host port");
+    unsigned int hostPort = parsePortNumber(result->stdoutStr, "host port");
     if (hostPort == 0) return std::nullopt;
 
     return AdbForwarder(hostPort);
@@ -105,9 +105,9 @@
               result->toString().c_str());
         return;
     }
-    if (!result->stderr.empty()) {
+    if (!result->stderrStr.empty()) {
         LOG_HOST("`adb forward --remove tcp:%d` writes to stderr: %s", *mPort,
-                 result->stderr.c_str());
+                 result->stderrStr.c_str());
     }
 
     LOG_HOST("Successfully run `adb forward --remove tcp:%d`", *mPort);
@@ -139,8 +139,8 @@
         ALOGE("Command exits with: %s", result->toString().c_str());
         return nullptr;
     }
-    if (!result->stderr.empty()) {
-        LOG_HOST("servicedispatcher writes to stderr: %s", result->stderr.c_str());
+    if (!result->stderrStr.empty()) {
+        LOG_HOST("servicedispatcher writes to stderr: %s", result->stderrStr.c_str());
     }
 
     if (!result->stdoutEndsWithNewLine()) {
@@ -148,7 +148,7 @@
         return nullptr;
     }
 
-    unsigned int devicePort = parsePortNumber(result->stdout, "device port");
+    unsigned int devicePort = parsePortNumber(result->stdoutStr, "device port");
     if (devicePort == 0) return nullptr;
 
     auto forwardResult = AdbForwarder::forward(devicePort);
diff --git a/libs/binder/UtilsHost.cpp b/libs/binder/UtilsHost.cpp
index d121ce2..52b8f69 100644
--- a/libs/binder/UtilsHost.cpp
+++ b/libs/binder/UtilsHost.cpp
@@ -63,7 +63,7 @@
     if (res.exitCode) os << "code=" << *res.exitCode;
     if (res.signal) os << "signal=" << *res.signal;
     if (res.pid) os << ", pid=" << *res.pid;
-    return os << ", stdout=" << res.stdout << ", stderr=" << res.stderr;
+    return os << ", stdout=" << res.stdoutStr << ", stderr=" << res.stderrStr;
 }
 
 std::string CommandResult::toString() const {
@@ -142,9 +142,9 @@
         int pollRet = poll(fds, nfds, 1000 /* ms timeout */);
         if (pollRet == -1) return android::base::ErrnoError() << "poll()";
 
-        if (!handlePoll(&ret.outPipe, outPollFd, &ret.stdout))
+        if (!handlePoll(&ret.outPipe, outPollFd, &ret.stdoutStr))
             return android::base::ErrnoError() << "read(stdout)";
-        if (!handlePoll(&ret.errPipe, errPollFd, &ret.stderr))
+        if (!handlePoll(&ret.errPipe, errPollFd, &ret.stderrStr))
             return android::base::ErrnoError() << "read(stderr)";
 
         if (end && end(ret)) return ret;
diff --git a/libs/binder/UtilsHost.h b/libs/binder/UtilsHost.h
index 0f29f60..98ac4e0 100644
--- a/libs/binder/UtilsHost.h
+++ b/libs/binder/UtilsHost.h
@@ -43,8 +43,8 @@
     std::optional<int32_t> exitCode;
     std::optional<int32_t> signal;
     std::optional<pid_t> pid;
-    std::string stdout;
-    std::string stderr;
+    std::string stdoutStr;
+    std::string stderrStr;
 
     android::base::unique_fd outPipe;
     android::base::unique_fd errPipe;
@@ -55,15 +55,15 @@
         std::swap(exitCode, other.exitCode);
         std::swap(signal, other.signal);
         std::swap(pid, other.pid);
-        std::swap(stdout, other.stdout);
-        std::swap(stderr, other.stderr);
+        std::swap(stdoutStr, other.stdoutStr);
+        std::swap(stderrStr, other.stderrStr);
         return *this;
     }
     ~CommandResult();
     [[nodiscard]] std::string toString() const;
 
     [[nodiscard]] bool stdoutEndsWithNewLine() const {
-        return !stdout.empty() && stdout.back() == '\n';
+        return !stdoutStr.empty() && stdoutStr.back() == '\n';
     }
 
 private:
diff --git a/libs/binder/tests/binderHostDeviceTest.cpp b/libs/binder/tests/binderHostDeviceTest.cpp
index 3f72b8f..eec3b44 100644
--- a/libs/binder/tests/binderHostDeviceTest.cpp
+++ b/libs/binder/tests/binderHostDeviceTest.cpp
@@ -75,10 +75,10 @@
         auto debuggableResult = execute(Split("adb shell getprop ro.debuggable", " "), nullptr);
         ASSERT_THAT(debuggableResult, Ok());
         ASSERT_EQ(0, debuggableResult->exitCode) << *debuggableResult;
-        auto debuggableBool = ParseBool(Trim(debuggableResult->stdout));
-        ASSERT_NE(ParseBoolResult::kError, debuggableBool) << Trim(debuggableResult->stdout);
+        auto debuggableBool = ParseBool(Trim(debuggableResult->stdoutStr));
+        ASSERT_NE(ParseBoolResult::kError, debuggableBool) << Trim(debuggableResult->stdoutStr);
         if (debuggableBool == ParseBoolResult::kFalse) {
-            GTEST_SKIP() << "ro.debuggable=" << Trim(debuggableResult->stdout);
+            GTEST_SKIP() << "ro.debuggable=" << Trim(debuggableResult->stdoutStr);
         }
 
         auto lsResult = execute(Split("adb shell which servicedispatcher", " "), nullptr);
diff --git a/libs/binder/tests/binderUtilsHostTest.cpp b/libs/binder/tests/binderUtilsHostTest.cpp
index fb24836..4330e3e 100644
--- a/libs/binder/tests/binderUtilsHostTest.cpp
+++ b/libs/binder/tests/binderUtilsHostTest.cpp
@@ -34,7 +34,7 @@
     auto result = execute({"echo", "foo"}, nullptr);
     ASSERT_THAT(result, Ok());
     EXPECT_THAT(result->exitCode, Optional(EX_OK));
-    EXPECT_EQ(result->stdout, "foo\n");
+    EXPECT_EQ(result->stdoutStr, "foo\n");
 }
 
 TEST(UtilsHost, ExecuteLongRunning) {
@@ -44,7 +44,7 @@
         std::vector<std::string> args{"sh", "-c",
                                       "sleep 0.5 && echo -n f && sleep 0.5 && echo oo && sleep 1"};
         auto result = execute(std::move(args), [](const CommandResult& commandResult) {
-            return android::base::EndsWith(commandResult.stdout, "\n");
+            return android::base::EndsWith(commandResult.stdoutStr, "\n");
         });
         auto elapsed = std::chrono::system_clock::now() - now;
         auto elapsedMs = std::chrono::duration_cast<std::chrono::milliseconds>(elapsed).count();
@@ -53,7 +53,7 @@
 
         ASSERT_THAT(result, Ok());
         EXPECT_EQ(std::nullopt, result->exitCode);
-        EXPECT_EQ(result->stdout, "foo\n");
+        EXPECT_EQ(result->stdoutStr, "foo\n");
     }
 
     // ~CommandResult() called, child process is killed.
@@ -70,7 +70,7 @@
         std::vector<std::string> args{"sh", "-c",
                                       "sleep 2 && echo -n f && sleep 2 && echo oo && sleep 2"};
         auto result = execute(std::move(args), [](const CommandResult& commandResult) {
-            return android::base::EndsWith(commandResult.stdout, "\n");
+            return android::base::EndsWith(commandResult.stdoutStr, "\n");
         });
         auto elapsed = std::chrono::system_clock::now() - now;
         auto elapsedMs = std::chrono::duration_cast<std::chrono::milliseconds>(elapsed).count();
@@ -79,7 +79,7 @@
 
         ASSERT_THAT(result, Ok());
         EXPECT_EQ(std::nullopt, result->exitCode);
-        EXPECT_EQ(result->stdout, "foo\n");
+        EXPECT_EQ(result->stdoutStr, "foo\n");
     }
 
     // ~CommandResult() called, child process is killed.