tell make clean not to create an error when there are no files to delete

jantje · jantje · commit 8567975c70d4 · 2020-01-20T02:10:27.000+01:00
diff --git a/io.sloeber.core/src/io/sloeber/core/toolchain/ArduinoGnuMakefileGenerator.java b/io.sloeber.core/src/io/sloeber/core/toolchain/ArduinoGnuMakefileGenerator.java
@@ -1078,7 +1078,7 @@ private StringBuffer addMacros() {
 		}
 		// JABA use del in windows and rm on all other oses
 		if (Platform.getOS().equals(Platform.OS_WIN32)) {
-			cleanCommand = "del ";
+			cleanCommand = "-del ";
 		}
 		buffer.append(cleanCommand).append( NEWLINE);
 		buffer.append(NEWLINE);

Original file line number	Diff line number	Diff line change
`@@ -1078,7 +1078,7 @@ private StringBuffer addMacros() {`
`1078`	`1078`	`}`
`1079`	`1079`	`// JABA use del in windows and rm on all other oses`
`1080`	`1080`	`if (Platform.getOS().equals(Platform.OS_WIN32)) {`
`1081`		`- cleanCommand = "del ";`
	`1081`	`+ cleanCommand = "-del ";`
`1082`	`1082`	`}`
`1083`	`1083`	`buffer.append(cleanCommand).append( NEWLINE);`
`1084`	`1084`	`buffer.append(NEWLINE);`