Merge "screenrecord: fix race condition" into nyc-mr1-dev
diff --git a/cmds/screenrecord/screenrecord.cpp b/cmds/screenrecord/screenrecord.cpp
index 36a7e73..59d5661 100644
--- a/cmds/screenrecord/screenrecord.cpp
+++ b/cmds/screenrecord/screenrecord.cpp
@@ -80,7 +80,7 @@
static uint32_t gTimeLimitSec = kMaxTimeLimitSec;
// Set by signal handler to stop recording.
-static volatile bool gStopRequested;
+static volatile bool gStopRequested = false;
// Previous signal handler state, restored after first hit.
static struct sigaction gOrigSigactionINT;
@@ -334,9 +334,6 @@
return err;
}
- // This is set by the signal handler.
- gStopRequested = false;
-
// Run until we're signaled.
while (!gStopRequested) {
size_t bufIndex, offset, size;
@@ -640,6 +637,11 @@
case FORMAT_MP4: {
// Configure muxer. We have to wait for the CSD blob from the encoder
// before we can start it.
+ err = unlink(fileName);
+ if (err != 0 && errno != ENOENT) {
+ fprintf(stderr, "ERROR: couldn't remove existing file\n");
+ abort();
+ }
int fd = open(fileName, O_CREAT | O_LARGEFILE | O_TRUNC | O_RDWR, S_IRUSR | S_IWUSR);
if (fd < 0) {
fprintf(stderr, "ERROR: couldn't open file\n");
@@ -718,7 +720,7 @@
if (muxer != NULL) {
// If we don't stop muxer explicitly, i.e. let the destructor run,
// it may hang (b/11050628).
- muxer->stop();
+ err = muxer->stop();
} else if (rawFp != stdout) {
fclose(rawFp);
}