audience: Cleanup write_int()

Change-Id: Idfec2093c63a864d5f9d37353adbf6f8fc5d4fcd
tirimbino
Christopher N. Hesse 8 years ago
parent 658f447ad3
commit d483dd7898
  1. 31
      audio/audience.c

@ -31,25 +31,32 @@
*
* @param path The absolute path string.
* @param value The Integer value to be written.
* @return 0 on success, -1 or errno on error.
* @return 0 on success, errno on error.
*/
static int write_int(char const *path, const int value)
{
int fd;
int fd, len, num_bytes;
int ret = 0;
char buffer[20];
ALOGV("write_int: path %s, value %d", path, value);
fd = open(path, O_WRONLY);
if (fd < 0) {
ret = errno;
ALOGE("%s: failed to open %s (%s)", __func__, path, strerror(errno));
goto exit;
}
if (fd >= 0) {
char buffer[20];
int bytes = sprintf(buffer, "%d\n", value);
int amt = write(fd, buffer, bytes);
close(fd);
return amt == -1 ? -errno : 0;
} else {
ALOGE("write_int failed to open %s\n", path);
return -errno;
num_bytes = sprintf(buffer, "%d", value);
len = write(fd, buffer, num_bytes);
if (len < 0) {
ret = errno;
ALOGE("%s: failed to write to %s (%s)", __func__, path, strerror(errno));
goto exit;
}
exit:
close(fd);
return ret;
}
/*

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