Hm - if you have: char Mode [64];
you should be using: PetscOptionsGetString(PETSC_NULL,"-Mode",&Mode,64,&flag); You can check an example - say src/ksp/ksp/examples/tutorials/ex10.c Satish On Fri, 15 Apr 2011, Shiyuan wrote: > Hi, > In the version of 3.1-p5, PetscOptionsGetString() can be used to get a char > input. It seems that it doesn't work any more in development version. > PetscOptionsGetString(PETSC_NULL,"-Mode",&Mode,1,&flag); > This gives me a \0. How can I get the input of only one character in dev? > Thanks. >
