Actual source code: petsc.h

  1: !
  2: !  $Id: petsc.h,v 1.100 2001/08/30 19:57:08 balay Exp $;
  3: !
  4: !  Base include file for Fortran use of the PETSc package.
  5: !
  6: #include "petscconf.h"

  8: #if !defined(PETSC_AVOID_MPIF_H) && !defined(PETSC_AVOID_DECLARATIONS)
  9: #include "mpif.h"
 10: #endif

 12:  #include finclude/petscdef.h

 14: #if !defined (PETSC_AVOID_DECLARATIONS)
 15: ! ------------------------------------------------------------------------
 16: !     Non Common block Stuff declared first
 17: !
 18: !     Flags
 19: !
 20:       integer   PETSC_TRUE,PETSC_FALSE
 21:       integer   PETSC_YES,PETSC_NO
 22:       parameter (PETSC_TRUE = 1,PETSC_FALSE = 0)
 23:       parameter (PETSC_YES=1, PETSC_NO=0)

 25:       integer   PETSC_DECIDE,PETSC_DETERMINE
 26:       parameter (PETSC_DECIDE=-1,PETSC_DETERMINE=-1)

 28:       integer   PETSC_DEFAULT_INTEGER
 29:       parameter (PETSC_DEFAULT_INTEGER = -2)

 31:       PetscFortranDouble PETSC_DEFAULT_DOUBLE_PRECISION
 32:       parameter (PETSC_DEFAULT_DOUBLE_PRECISION=-2.0d0)

 34:       integer   PETSC_FP_TRAP_OFF,PETSC_FP_TRAP_ON
 35:       parameter (PETSC_FP_TRAP_OFF = 0,PETSC_FP_TRAP_ON = 1)



 39: !
 40: !     Default PetscViewers.
 41: !
 42:       PetscFortranAddr PETSC_VIEWER_DRAW_WORLD
 43:       PetscFortranAddr PETSC_VIEWER_DRAW_SELF
 44:       PetscFortranAddr PETSC_VIEWER_SOCKET_WORLD
 45:       PetscFortranAddr PETSC_VIEWER_SOCKET_SELF
 46:       PetscFortranAddr PETSC_VIEWER_STDOUT_WORLD
 47:       PetscFortranAddr PETSC_VIEWER_STDOUT_SELF
 48:       PetscFortranAddr PETSC_VIEWER_STDERR_WORLD
 49:       PetscFortranAddr PETSC_VIEWER_STDERR_SELF
 50:       PetscFortranAddr PETSC_VIEWER_BINARY_WORLD
 51:       PetscFortranAddr PETSC_VIEWER_BINARY_SELF
 52:       PetscFortranAddr PETSC_VIEWER_MATLAB_WORLD
 53:       PetscFortranAddr PETSC_VIEWER_MATLAB_SELF

 55: !
 56: !     The numbers used below should match those in
 57: !     src/fortran/custom/zpetsc.h
 58: !
 59:       parameter (PETSC_VIEWER_DRAW_WORLD   = -4)
 60:       parameter (PETSC_VIEWER_DRAW_SELF    = -5)
 61:       parameter (PETSC_VIEWER_SOCKET_WORLD = -6)
 62:       parameter (PETSC_VIEWER_SOCKET_SELF  = -7)
 63:       parameter (PETSC_VIEWER_STDOUT_WORLD = -8)
 64:       parameter (PETSC_VIEWER_STDOUT_SELF  = -9)
 65:       parameter (PETSC_VIEWER_STDERR_WORLD = -10)
 66:       parameter (PETSC_VIEWER_STDERR_SELF  = -11)
 67:       parameter (PETSC_VIEWER_BINARY_WORLD = -12)
 68:       parameter (PETSC_VIEWER_BINARY_SELF  = -13)
 69:       parameter (PETSC_VIEWER_MATLAB_WORLD = -14)
 70:       parameter (PETSC_VIEWER_MATLAB_SELF  = -15)
 71: !
 72: !     PETSc DataTypes
 73: !
 74:       integer PETSC_INT,PETSC_DOUBLE,PETSC_COMPLEX
 75:       integer PETSC_LONG,PETSC_SHORT,PETSC_FLOAT
 76:       integer PETSC_CHAR,PETSC_LOGICAL

 78:       parameter (PETSC_INT=0,PETSC_DOUBLE=1,PETSC_COMPLEX=2)
 79:       parameter (PETSC_LONG=3,PETSC_SHORT=4,PETSC_FLOAT=5)
 80:       parameter (PETSC_CHAR=6,PETSC_LOGICAL=7)
 81: !
 82: ! ------------------------------------------------------------------------
 83: !     PETSc mathematics include file. Defines certain basic mathematical
 84: !    constants and functions for working with single and double precision
 85: !    floating point numbers as well as complex and integers.
 86: !
 87: !     Representation of complex i
 88: !
 89:       PetscFortranComplex PETSC_i
 90:       parameter (PETSC_i = (0.0d0,1.0d0))
 91: !
 92: !     Basic constants
 93: !
 94:       PetscFortranDouble PETSC_PI,PETSC_DEGREES_TO_RADIANS
 95:       PetscFortranDouble PETSC_MAX,PETSC_MIN

 97:       parameter (PETSC_PI = 3.14159265358979323846264d0)
 98:       parameter (PETSC_DEGREES_TO_RADIANS = 0.01745329251994d0)
 99:       parameter (PETSC_MAX = 1.d300,PETSC_MIN = -1.d300)

101:       PetscFortranDouble PETSC_MACHINE_EPSILON
102:       PetscFortranDouble PETSC_SQRT_MACHINE_EPSILON
103:       PetscFortranDouble PETSC_SMALL

105: #if defined(PETSC_USE_SINGLE)
106:       parameter (PETSC_MACHINE_EPSILON = 1.e-7)
107:       parameter (PETSC_SQRT_MACHINE_EPSILON = 3.e-4)
108:       parameter (PETSC_SMALL = 1.e-5)
109: #else
110:       parameter (PETSC_MACHINE_EPSILON = 1.d-14)
111:       parameter (PETSC_SQRT_MACHINE_EPSILON = 1.d-7)
112:       parameter (PETSC_SMALL = 1.d-10)
113: #endif
114: !
115: ! ----------------------------------------------------------------------------
116: !    BEGIN COMMON-BLOCK VARIABLES
117: !
118: !
119: !     PETSc world communicator
120: !
121:       MPI_Comm PETSC_COMM_WORLD,PETSC_COMM_SELF
122: !
123: !     Fortran Null
124: !
125:       PetscChar(80)       PETSC_NULL_CHARACTER
126:       PetscFortranInt     PETSC_NULL_INTEGER
127:       PetscFortranDouble  PETSC_NULL_DOUBLE
128:       PetscFortranInt     PETSC_NULL
129: !
130: !      A PETSC_NULL_FUNCTION pointer
131: !
132:       external PETSC_NULL_FUNCTION
133:       PetscScalar   PETSC_NULL_SCALAR
134:       PetscReal     PETSC_NULL_REAL
135: !
136: !     Common Block to store some of the PETSc constants.
137: !     which can be set - only at runtime.
138: !
139: !
140: !     A string should be in a different common block
141: !
142:       common /petscfortran1/ PETSC_NULL_CHARACTER
143:       common /petscfortran2/ PETSC_NULL_INTEGER
144:       common /petscfortran3/ PETSC_NULL
145:       common /petscfortran4/ PETSC_NULL_SCALAR
146:       common /petscfortran5/ PETSC_NULL_DOUBLE
147:       common /petscfortran6/ PETSC_NULL_REAL
148:       common /petscfortran7/ PETSC_COMM_WORLD,PETSC_COMM_SELF
149: !
150: !     Possible arguments to PetscPushErrorHandler()
151: !
152:       external PETSCTRACEBACKERRORHANDLER
153:       external PETSCABORTERRORHANDLER
154:       external PETSCEMACSCLIENTERRORHANDLER
155:       external PETSCATTACHDEBUGGERERRORHANDLER
156:       external PETSCIGNOREERRORHANDLER

158: 
159: !    END COMMON-BLOCK VARIABLES
160: ! ----------------------------------------------------------------------------

162: #endif