rpicamera: support libcamera 0.0.4 (#1548)

internal/rpicamera/exe/Makefile

@@ -40,5 +40,5 @@ all: exe
 
 exe: $(OBJS)
 	$(CXX) $^ $(LDFLAGS) -o $@
-	patchelf --replace-needed libcamera.so.0.0.2 libcamera.so.x.x.x $@
-	patchelf --replace-needed libcamera-base.so.0.0.2 libcamera-base.so.x.x.x $@
+	patchelf --replace-needed $$(basename /usr/lib/*-linux-*/libcamera.so.0*) libcamera.so.x.x.x $@
+	patchelf --replace-needed $$(basename /usr/lib/*-linux-*/libcamera-base.so.0*) libcamera-base.so.x.x.x $@

internal/rpicamera/rpicamera.go

@@ -176,6 +176,7 @@ func New(
 	if err != nil {
 		return nil, err
 	}
+	defer removeSymlinks()
 
 	c := &RPICamera{
 		onData: onData,
@@ -200,14 +201,11 @@ func New(
 
 	c.cmd, err = startEmbeddedExe(exeContent, env)
 	if err != nil {
-		removeSymlinks()
 		c.pipeConf.close()
 		c.pipeVideo.close()
 		return nil, err
 	}
 
-	removeSymlinks()
-
 	c.pipeConf.write(append([]byte{'c'}, serializeParams(params)...))
 
 	c.waitDone = make(chan error)