From 1087a7f4ad8bb1bc9bf4472bf2734b0e4929e7d1 Mon Sep 17 00:00:00 2001
From: "Matthias P. Braendli" <matthias.braendli@mpb.li>
Date: Mon, 11 Dec 2017 15:07:18 +0100
Subject: Remove references to malloc.h and use posix_memalign

---
 src/Buffer.cpp               | 12 ++++--------
 src/DabMod.cpp               |  7 -------
 src/Flowgraph.cpp            |  6 ------
 src/FormatConverter.cpp      |  1 -
 src/FrequencyInterleaver.cpp |  8 ++++++--
 src/Resampler.cpp            |  7 +++++--
 6 files changed, 15 insertions(+), 26 deletions(-)

(limited to 'src')

diff --git a/src/Buffer.cpp b/src/Buffer.cpp
index 8631c42..6b14561 100644
--- a/src/Buffer.cpp
+++ b/src/Buffer.cpp
@@ -30,13 +30,6 @@
 
 #include <stdlib.h>
 #include <string.h>
-#include <malloc.h>
-#if HAVE_DECL__MM_MALLOC
-#   include <mm_malloc.h>
-#else
-#   define memalign(a, b)   malloc(b)
-#endif
-
 
 
 Buffer::Buffer(size_t len, const void *data)
@@ -92,7 +85,10 @@ void Buffer::setLength(size_t len)
         void *tmp = data;
 
         /* Align to 32-byte boundary for AVX. */
-        data = memalign(32, len);
+        const int ret = posix_memalign(&data, 32, len);
+        if (ret != 0) {
+            throw std::runtime_error("memory allocation failed: " + std::to_string(ret));
+        }
 
         if (tmp != NULL) {
             memcpy(data, tmp, this->len);
diff --git a/src/DabMod.cpp b/src/DabMod.cpp
index af3adde..1625a82 100644
--- a/src/DabMod.cpp
+++ b/src/DabMod.cpp
@@ -64,13 +64,6 @@
 #   include <netinet/in.h>
 #endif
 
-#if HAVE_DECL__MM_MALLOC
-#   include <mm_malloc.h>
-#else
-#   define memalign(a, b)   malloc(b)
-#endif
-
-
 /* UHD requires the input I and Q samples to be in the interval
  * [-1.0,1.0], otherwise they get truncated, which creates very
  * wide-spectrum spikes. Depending on the Transmission Mode, the
diff --git a/src/Flowgraph.cpp b/src/Flowgraph.cpp
index 6ee7b81..4870534 100644
--- a/src/Flowgraph.cpp
+++ b/src/Flowgraph.cpp
@@ -29,12 +29,6 @@
 #include <memory>
 #include <algorithm>
 #include <sstream>
-
-#if HAVE_DECL__MM_MALLOC
-#   include <mm_malloc.h>
-#else
-#   define memalign(a, b)   malloc(b)
-#endif
 #include <sys/types.h>
 #include <stdexcept>
 #include <assert.h>
diff --git a/src/FormatConverter.cpp b/src/FormatConverter.cpp
index 6826972..60c0545 100644
--- a/src/FormatConverter.cpp
+++ b/src/FormatConverter.cpp
@@ -29,7 +29,6 @@
 #include "FormatConverter.h"
 #include "PcDebug.h"
 
-#include <malloc.h>
 #include <sys/types.h>
 #include <string.h>
 #include <stdexcept>
diff --git a/src/FrequencyInterleaver.cpp b/src/FrequencyInterleaver.cpp
index 29d54bb..bd5042c 100644
--- a/src/FrequencyInterleaver.cpp
+++ b/src/FrequencyInterleaver.cpp
@@ -24,7 +24,7 @@
 
 #include <stdio.h>
 #include <stdexcept>
-#include <malloc.h>
+#include <stdlib.h>
 #include <complex>
 
 typedef std::complex<float> complexf;
@@ -68,7 +68,11 @@ FrequencyInterleaver::FrequencyInterleaver(size_t mode) :
         break;
     }
 
-    d_indexes = (size_t*)memalign(16, d_carriers * sizeof(size_t));
+    const int ret = posix_memalign((void**)(&d_indexes), 16, d_carriers * sizeof(size_t));
+    if (ret != 0) {
+        throw std::runtime_error("memory allocation failed: " + std::to_string(ret));
+    }
+
     size_t* index = d_indexes;
     size_t perm = 0;
     PDEBUG("i: %4u, R: %4u\n", 0, 0);
diff --git a/src/Resampler.cpp b/src/Resampler.cpp
index 8069a61..2be753e 100644
--- a/src/Resampler.cpp
+++ b/src/Resampler.cpp
@@ -27,7 +27,7 @@
 #include "Resampler.h"
 #include "PcDebug.h"
 
-#include <malloc.h>
+#include <stdlib.h>
 #include <sys/types.h>
 #include <string.h>
 #include <stdexcept>
@@ -81,7 +81,10 @@ Resampler::Resampler(size_t inputRate, size_t outputRate, size_t resolution) :
         myFactor = 1.0f / myFftSizeOut * outputRate / inputRate;
     }
 
-    myWindow = (float*)memalign(16, myFftSizeIn * sizeof(float));
+    const int ret = posix_memalign((void**)(&myWindow), 16, myFftSizeIn * sizeof(float));
+    if (ret != 0) {
+        throw std::runtime_error("memory allocation failed: " + std::to_string(ret));
+    }
     for (size_t i = 0; i < myFftSizeIn; ++i) {
         myWindow[i] = (float)(0.5 * (1.0 - cos(2.0 * M_PI * i / (myFftSizeIn - 1))));
         PDEBUG("Window[%zu] = %f\n", i, myWindow[i]);
-- 
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