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output/recorder: move code to _write_to_file()

This commit is contained in:
Max Kellermann 2012-10-01 23:59:50 +02:00
parent d34e55c370
commit 58e600f408
1 changed files with 33 additions and 21 deletions
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54
src/output/recorder_output_plugin.c
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@ -120,6 +120,37 @@ recorder_output_finish(struct audio_output *ao)
g_free(recorder);
}
static bool
recorder_write_to_file(struct recorder_output *recorder,
const void *_data, size_t length,
GError **error_r)
{
assert(length > 0);
const int fd = recorder->fd;
const uint8_t *data = (const uint8_t *)_data, *end = data + length;
while (true) {
ssize_t nbytes = write(fd, data, end - data);
if (nbytes > 0) {
data += nbytes;
if (data == end)
return true;
} else if (nbytes == 0) {
/* shouldn't happen for files */
g_set_error(error_r, recorder_output_quark(), 0,
"write() returned 0");
return false;
} else if (errno != EINTR) {
g_set_error(error_r, recorder_output_quark(), 0,
"Failed to write to '%s': %s",
recorder->path, g_strerror(errno));
return false;
}
}
}
/**
* Writes pending data from the encoder to the output file.
*/
@ -138,27 +169,8 @@ recorder_output_encoder_to_file(struct recorder_output *recorder,
/* write everything into the file */
size_t position = 0;
while (true) {
ssize_t nbytes = write(recorder->fd,
recorder->buffer + position,
size - position);
if (nbytes > 0) {
position += (size_t)nbytes;
if (position >= size)
return true;
} else if (nbytes == 0) {
/* shouldn't happen for files */
g_set_error(error_r, recorder_output_quark(), 0,
"write() returned 0");
return false;
} else if (errno != EINTR) {
g_set_error(error_r, recorder_output_quark(), 0,
"Failed to write to '%s': %s",
recorder->path, g_strerror(errno));
return false;
}
}
return recorder_write_to_file(recorder, recorder->buffer, size,
error_r);
}
static bool