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Joystick check on Linux is now a lot faster (globally improves the performances of pollEvent)

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This commit is contained in:
Laurent Gomila 2012-08-26 14:57:43 +02:00
parent d716b3657c
commit 18f1b6263a
1 changed files with 7 additions and 7 deletions
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14
src/SFML/Window/Linux/JoystickImpl.cpp
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@ -29,7 +29,7 @@
#include <sys/stat.h> #include <sys/stat.h>
#include <unistd.h> #include <unistd.h>
#include <errno.h> #include <errno.h>
#include <sstream> #include <cstdio>
namespace sf namespace sf
@ -39,21 +39,21 @@ namespace priv
//////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////
bool JoystickImpl::isConnected(unsigned int index) bool JoystickImpl::isConnected(unsigned int index)
{ {
std::ostringstream oss; char name[32];
oss << "/dev/input/js" << index; std::sprintf(name, "/dev/input/js%u", index);
struct stat info; struct stat info;
return stat(oss.str().c_str(), &info) == 0; return stat(name, &info) == 0;
} }
//////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////
bool JoystickImpl::open(unsigned int index) bool JoystickImpl::open(unsigned int index)
{ {
std::ostringstream oss; char name[32];
oss << "/dev/input/js" << index; std::sprintf(name, "/dev/input/js%u", index);
m_file = ::open(oss.str().c_str(), O_RDONLY); m_file = ::open(name, O_RDONLY);
if (m_file > 0) if (m_file > 0)
{ {
// Use non-blocking mode // Use non-blocking mode