From 903922a7bcf06e04d9830b47bba6d65ed37304c1 Mon Sep 17 00:00:00 2001 From: Thomas Petazzoni Date: Sun, 7 Feb 2016 18:05:56 +0100 Subject: [PATCH] output_alsa: use mallopt() only on glibc The musl C library does not provide the glibc specific mallopt() functionality, so use it only when __GLIBC__ is defined. uClibc pretends to be glibc by defining __GLIBC__, but it implements mallopt(), so it works fine. Signed-off-by: Thomas Petazzoni --- output_alsa.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/output_alsa.c b/output_alsa.c index aa01560..44c9fc7 100644 --- a/output_alsa.c +++ b/output_alsa.c @@ -862,8 +862,10 @@ void output_init_alsa(log_level level, const char *device, unsigned output_buf_s LOG_INFO("memory locked"); } +#ifdef __GLIBC__ mallopt(M_TRIM_THRESHOLD, -1); mallopt(M_MMAP_MAX, 0); +#endif touch_memory(silencebuf, MAX_SILENCE_FRAMES * BYTES_PER_FRAME); touch_memory(outputbuf->buf, outputbuf->size); -- 2.6.4