I suggest you contact the Ada vendors. ACT in particular can make a very good case that they will survive. Then ask the C++ vendors the same question. Ask this question: "which tool vendors will sign a ten year support contract with us". Ada companies will; I'm not sure about C++ companies. Toshitaka Kumano <[log in to unmask]> writes: > Hello Team-Ada, > > We developed an experimental naval system in the early 1990', > which was very large scale real-time system, programmed almost with Ada83, > and with a little of C89 / assembler code. > > Now we plan to put the system into actual production in coming years, > but the manager and some system engineers are very dubious that Ada will > survive, say, in a decade from now, and they consider that maintenance > problem shall arise, sooner or later, by shortage of various tool chain. > > They plan to convert manually the entire sources from Ada83 to C++, > that is very ridiculous, from my viewpoint as an evangelist of Ada > for its technical superiority, and a believer of the survival of the > language. > > However, such a report in U.S. like > http://www.sei.cmu.edu/pub/documents/03.reports/pdf/03tn021.pdf > is enough to persuade managers in Japan that "Ada is Dead or Dying". > > To persuade manager with technical superiority of Ada is of no use here, > because they understand that to some extent, and they simply concern > about shortage or soaring price of tools in future. > > > I need some powerful advocacy among U.S. defense developers that > "Ada will Survive", even if it (she?) may be not of mainstream of future > information systems. > > Any URL to *recently* published report or articles are welcome, > but forecast articles from Navy or DoD officials, or articles for some > long life-cycle defense system with Ada, would be most powerful > for persuation. > > -- > Toshitaka KUMANO > > -- -- Stephe