configure.ac: disable C++ exceptions

We don't use exceptions currently.  Since allowing exceptions means a
lot of overhead, this commit disables the feature.

3 files changed, 6 insertions, 10 deletions

diff --git a/configure.ac b/configure.ac
index ae242951c..305b2130c 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1541,6 +1541,7 @@ if test "x$enable_debug" = xno; then
 	AX_APPEND_COMPILE_FLAGS([-fvisibility=hidden])
 	AX_APPEND_COMPILE_FLAGS([-fno-threadsafe-statics])
 	AX_APPEND_COMPILE_FLAGS([-fmerge-all-constants])
+	AX_APPEND_COMPILE_FLAGS([-fno-exceptions])
 	AC_LANG_POP
 
 	AX_APPEND_LINK_FLAGS([-Wl,--gc-sections])
diff --git a/src/dsd2pcm/dsd2pcm.hpp b/src/dsd2pcm/dsd2pcm.hpp
index b1b2ae1c5..8f3f55197 100644
--- a/src/dsd2pcm/dsd2pcm.hpp
+++ b/src/dsd2pcm/dsd2pcm.hpp
@@ -13,11 +13,9 @@ class dxd
 {
 	dsd2pcm_ctx *handle;
 public:
-	dxd() : handle(dsd2pcm_init())
-	{ if (!handle) throw std::runtime_error("wtf?!"); }
+	dxd() : handle(dsd2pcm_init()) {}
 
-	dxd(dxd const& x) : handle(dsd2pcm_clone(x.handle))
-	{ if (!handle) throw std::runtime_error("wtf?!"); }
+	dxd(dxd const& x) : handle(dsd2pcm_clone(x.handle)) {}
 
 	~dxd() { dsd2pcm_destroy(handle); }
 
diff --git a/src/dsd2pcm/noiseshape.hpp b/src/dsd2pcm/noiseshape.hpp
index 726272f91..1fc698b36 100644
--- a/src/dsd2pcm/noiseshape.hpp
+++ b/src/dsd2pcm/noiseshape.hpp
@@ -14,14 +14,12 @@ class noise_shaper
 public:
 	noise_shaper(int sos_count, const float *bbaa)
 	{
-		if (noise_shape_init(&ctx,sos_count,bbaa))
-			throw std::runtime_error("noise shaper initialization failed");
+		noise_shape_init(&ctx, sos_count, bbaa);
 	}
 
 	noise_shaper(noise_shaper const& x)
 	{
-		if (noise_shape_clone(&x.ctx,&ctx))
-			throw std::runtime_error("noise shaper initialization failed");
+		noise_shape_clone(&x.ctx,&ctx);
 	}
 
 	~noise_shaper()
@@ -31,8 +29,7 @@ public:
 	{
 		if (this != &x) {
 			noise_shape_destroy(&ctx);
-			if (noise_shape_clone(&x.ctx,&ctx))
-				throw std::runtime_error("noise shaper initialization failed");
+			noise_shape_clone(&x.ctx,&ctx);
 		}
 		return *this;
 	}