comment fix and fixed some return error from BeBook

git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@26784 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/kits/device/Joystick.cpp

@@ -21,6 +21,8 @@ __8JoyCalibG5BRectR9BJoystickP7BWindow:
 #include <fcntl.h>
 #include <stdio.h>
 
+#include <sys/ioctl.h>
+
 #include "Joystick.h"
 
 #ifdef DEBUG
@@ -112,6 +114,10 @@ BJoystick::Open(const char *portName, bool enter_enhanced)
 	_BJoystickTweaker jt(*this);
 	jt.get_info(m_info, portName);
 	
+	LOG("ioctl - %d\n", m_info->num_buttons);
+	ioctl(ffd, B_JOYSTICK_SET_DEVICE_MODULE, m_info);
+	ioctl(ffd, B_JOYSTICK_GET_DEVICE_MODULE, m_info);
+	LOG("ioctl - %d\n", m_info->num_buttons);
 	if (ffd >= 0) {
 		return ffd;
 	} else		
@@ -161,19 +167,21 @@ status_t
 BJoystick::GetDeviceName(int32 n, char *name, size_t bufSize)
 {
 	CALLED();
-	status_t result = B_ERROR;	
 	BString *temp = new BString();
-	if (_fDevices != NULL)
+	if (_fDevices != NULL && _fDevices->CountItems() > n)
 		temp = static_cast<BString*>(_fDevices->ItemAt(n));
+	else
+		return B_BAD_INDEX;
 
 	if (temp != NULL && name != NULL) {
+		if(temp->Length() > bufSize)
+			return B_NAME_TOO_LONG;
 		strncpy(name, temp->String(), bufSize);
 		name[bufSize - 1] = '\0';
-		result = B_OK;
+		LOG("Device Name = %s\n", name);
+		return B_OK;
 	}
-	
-	LOG("Device Name = %s\n", name);
-	return result;
+	return B_ERROR;
 }
 
 
@@ -254,7 +262,11 @@ status_t
 BJoystick::EnableCalibration(bool calibrates)
 {
 	CALLED();
-	return m_info->calibration_enable = calibrates;	
+	if(ffd >= 0) {
+		m_info->calibration_enable = calibrates;
+		return B_OK;
+	} else
+		return B_NO_INIT;
 }
 
 
@@ -263,6 +275,7 @@ BJoystick::SetMaxLatency(bigtime_t max_latency)
 {
 	CALLED();
 	m_info->max_latency = max_latency;
+	 //else B_ERROR (when?)
 	return B_OK;
 }
 
@@ -272,7 +285,7 @@ status_t
 BJoystick::GetAxisNameAt(int32 index, BString *out_name)
 {
 	CALLED();
-	return B_ERROR;
+	return B_BAD_INDEX;
 }
 
 
@@ -280,7 +293,7 @@ status_t
 BJoystick::GetHatNameAt(int32 index, BString *out_name)
 {
 	CALLED();
-	return B_ERROR;
+	return B_BAD_INDEX;
 }
 
 
@@ -288,7 +301,7 @@ status_t
 BJoystick::GetButtonNameAt(int32 index, BString *out_name)
 {
 	CALLED();
-	return B_ERROR;
+	return B_BAD_INDEX;
 }
 
 
@@ -296,7 +309,7 @@ status_t
 BJoystick::GetAxisValues(int16 *out_values, int32 for_stick)
 {
 	CALLED();
-	return B_ERROR;
+	return B_BAD_VALUE;
 }
 
 
@@ -304,7 +317,7 @@ status_t
 BJoystick::GetHatValues(uint8 *out_hats, int32 for_stick)
 {
 	CALLED();
-	return B_ERROR;
+	return B_BAD_VALUE;
 }
 
 
@@ -320,7 +333,10 @@ status_t
 BJoystick::Update(void)
 {
 	CALLED();
-	return B_ERROR;
+	if(ffd >= 0) {
+		return B_OK;
+	} else
+		return B_ERROR;
 }
 
 

src/kits/device/JoystickTweaker.cpp

@@ -126,11 +126,11 @@ _BJoystickTweaker::get_info(_joystick_info* info,
 	
 	FILE *file = fopen(str.String(), "r");
 	if (file != NULL) {
-		char line [STRINGLENGTHCPY]; /* or other suitable maximum line size */
-		while (fgets ( line, sizeof line, file ) != NULL ) { /* read a line */
+		char line [STRINGLENGTHCPY];
+		while (fgets ( line, sizeof line, file ) != NULL ) {
 			int len = strlen(line);
-    		if (len > 0 && line[len-1] == '\n')  // if there's a newline
-        		line[len-1] = '\0';          // truncate the string
+    		if (len > 0 && line[len-1] == '\n')
+        		line[len-1] = '\0';
 			BuildFromJoystickDesc(line, info);
 		}
 		fclose(file);
@@ -155,23 +155,19 @@ _BJoystickTweaker::BuildFromJoystickDesc(char *string, _joystick_info* info)
 		strncpy(info->controller_name, str.String(), STRINGLENGTHCPY);
 	} else if (str.IFindFirst("num_axes") != -1) {
 		str.RemoveFirst("num_axes = ");
-		//strncpy(info->num_axes, str.String(), STRINGLENGTHCPY);
-		info->num_axes = atoi(str.String());
+		//info->num_axes = atoi(str.String());
 		//LOG("%s\n", str.String());
 	} else if (str.IFindFirst("num_hats") != -1) {
 		str.RemoveFirst("num_hats = ");
-		info->num_hats = atoi(str.String());
-		//strncpy(info->num_hats, str.String(), STRINGLENGTHCPY);
+		//info->num_hats = atoi(str.String());
 		//LOG("%s\n", str.String());
 	} else if (str.IFindFirst("num_buttons") != -1) {
 		str.RemoveFirst("num_buttons = ");
-		info->num_buttons = atoi(str.String());
-		//strncpy(info->num_buttons, str.String(), STRINGLENGTHCPY);
+		//info->num_buttons = atoi(str.String());
 		//LOG("%s\n", str.String());
 	} else if (str.IFindFirst("num_sticks") != -1) {
 		str.RemoveFirst("num_sticks = ");
-		info->num_sticks = atoi(str.String());
-		//strncpy(info->num_sticks, str.String(), STRINGLENGTHCPY);
+		//info->num_sticks = atoi(str.String());
 		//LOG("%s\n", str.String());
 	} else {
 	//	LOG("Path = %s\n", str->String());