Function msCheckParentPointer

maputil.c:2005–2023

RFC 24: check if the parent pointer is NULL and raise an error otherwise */

 RFC 24: check if the parent pointer is NULL and raise an error otherwise
*/
int msCheckParentPointer(void* p, char *objname) {
    char* fmt="The %s parent object is null";
    char* msg=NULL;
    if (p == NULL) {
        if(objname != NULL) {
            msg=malloc( sizeof(char) * ( ( strlen(fmt)+strlen(objname) ) ) );
            if(msg == NULL) {
                msg="A required parent object is null";
            } else {
                sprintf(msg, "The %s parent object is null", objname);
            }
        } else {
            msg="A required parent object is null";
        }
        msSetError(MS_NULLPARENTERR, msg, "");
        return MS_FAILURE;
    }
    return MS_SUCCESS;
}

void msBufferInit(bufferObj *buffer) {
    buffer->data=NULL;