Probably the m4 manual. I believe that the "-" was considered a subtract operation and the operands weren't good. Of course this depends on how gsch2pcb uses m4; I wouldn't think the filename should matter, but I know nothing about the internals of gsch2pcb.
> Hello > > I named my file symbol SUBD_MALE_LAY-25_tbl and during gsch2pcb I got a > message: > stdin:110: m4: Bad expression in eval: /2 > and gsch2pcb hanged. > > I tried to rename it to subd_male_25_tbl and now gsch2pcb works fine. > > What are the exact rules to prevent such conflicts? > > Cl<
