From 9b8e8575cb6ff6fe1a368e6967303242d289f352 Mon Sep 17 00:00:00 2001
From: Tobias Doerffel <tobias.doerffel@gmail.com>
Date: Thu, 4 Sep 2008 22:30:50 +0000
Subject: [PATCH] * set common numeric locale to make atof() work properly in
 Germany * increased SHM_FIFO_SIZE from 4000 to 64000 for not getting stuck
 when exchanging bigger messages (e.g. parameter dumps)

git-svn-id: https://lmms.svn.sf.net/svnroot/lmms/trunk/lmms@1548 0778d3d1-df1d-0410-868b-ea421aaaa00d
---
 CMakeLists.txt          |  1 +
 include/remote_plugin.h | 19 +++++++++++++++----
 lmmsconfig.h.in         |  1 +
 3 files changed, 17 insertions(+), 4 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 55d2dac40..ebcc599fc 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -84,6 +84,7 @@ CHECK_INCLUDE_FILES(sys/ioctl.h LMMS_HAVE_SYS_IOCTL_H)
 CHECK_INCLUDE_FILES(ctype.h LMMS_HAVE_CTYPE_H)
 CHECK_INCLUDE_FILES(string.h LMMS_HAVE_STRING_H)
 CHECK_INCLUDE_FILES(process.h LMMS_HAVE_PROCESS_H)
+CHECK_INCLUDE_FILES(locale.h LMMS_HAVE_LOCALE_H)
 
 
 # check for Qt4
diff --git a/include/remote_plugin.h b/include/remote_plugin.h
index b8a26e5f0..e6e4966ac 100755
--- a/include/remote_plugin.h
+++ b/include/remote_plugin.h
@@ -70,6 +70,10 @@ typedef int32_t key_t;
 #include <semaphore.h>
 #endif
 
+#ifdef LMMS_HAVE_LOCALE_H
+#include <locale.h>
+#endif
+
 
 #ifdef BUILD_REMOTE_PLUGIN_CLIENT
 #undef EXPORT
@@ -80,9 +84,10 @@ typedef int32_t key_t;
 #include <QtCore/QProcess>
 #endif
 
+// sometimes we need to exchange bigger messages (e.g. for VST parameter dumps)
+// so set a usable value here
+const int SHM_FIFO_SIZE = 64000;
 
-// 4000 should be enough - this way we only need to allocate one page
-const int SHM_FIFO_SIZE = 4000;
 
 // implements a FIFO inside a shared memory segment
 class shmFifo
@@ -159,11 +164,12 @@ public:
 
 		if( sem_init( m_dataSem, 1, 1 ) )
 		{
-			printf( "could not initialize m_dataSem\n" );
+			fprintf( stderr, "could not initialize m_dataSem\n" );
 		}
 		if( sem_init( m_messageSem, 1, 0 ) )
 		{
-			printf( "could not initialize m_messageSem\n" );
+			fprintf( stderr, "could not initialize "
+							"m_messageSem\n" );
 		}
 #endif
 	}
@@ -779,6 +785,11 @@ remotePluginBase::remotePluginBase( shmFifo * _in, shmFifo * _out ) :
 	m_in( _in ),
 	m_out( _out )
 {
+#ifdef LMMS_HAVE_LOCALE_H
+	// make sure, we're using common ways to print/scan
+	// floats to/from strings (',' vs. '.' for decimal point etc.)
+	setlocale( LC_NUMERIC, "C" );
+#endif
 }
 
 
diff --git a/lmmsconfig.h.in b/lmmsconfig.h.in
index fa66b5419..ff78543d1 100644
--- a/lmmsconfig.h.in
+++ b/lmmsconfig.h.in
@@ -37,6 +37,7 @@
 #cmakedefine LMMS_HAVE_CTYPE_H
 #cmakedefine LMMS_HAVE_STRING_H
 #cmakedefine LMMS_HAVE_PROCESS_H
+#cmakedefine LMMS_HAVE_LOCALE_H
 
 /* defines for libsamplerate */