Actual source code: petscsysdef.h

petsc-3.7.6 2017-04-24
Report Typos and Errors
  1: !
  2: !
  3: !  Part of the base include file for Fortran use of PETSc.
  4: !  Note: This file should contain only define statements and
  5: !  not the declaration of variables.

  7: ! No spaces for #defines as some compilers (PGI) also adds
  8: ! those additional spaces during preprocessing - bad for fixed format
  9: !
 10: #if !defined (__PETSCSYSDEF_H)
 12: #include "petscconf.h"
 13:  #include petsc/finclude/petscviewerdef.h
 14:  #include petsc/finclude/petscerrordef.h
 15:  #include petsc/finclude/petsclogdef.h
 16:  #include petsc/finclude/petscdrawdef.h

 18: !
 19: ! The real*8,complex*16 notatiton is used so that the
 20: ! PETSc double/complex variables are not affected by
 21: ! compiler options like -r4,-r8, sometimes invoked
 22: ! by the user. NAG compiler does not like integer*4,real*8

 24: #if defined(PETSC_USE_FORTRANKIND)
 25: #define integer8 integer(kind=selected_int_kind(10))
 26: #define integer4 integer(kind=selected_int_kind(5))
 27: #define integer2 integer(kind=selected_int_kind(3))
 28: #define integer1 integer(kind=selected_int_kind(1))
 29: #define PetscBool  logical(kind=4)
 30: #else
 31: #define integer8 integer*8
 32: #define integer4 integer*4
 33: #define integer2 integer*2
 34: #define integer1 integer*1
 35: #define PetscBool  logical*4
 36: #endif

 38: #if (PETSC_SIZEOF_VOID_P == 8)
 39: #define PetscFortranAddr integer8
 40: #define PetscOffset integer8
 41: #else
 42: #define PetscOffset integer4
 43: #define PetscFortranAddr integer4
 44: #endif

 46: #if defined(PETSC_USE_64BIT_INDICES)
 47: #define PetscInt integer8
 48: #else
 49: #define PetscInt integer4
 50: #endif
 51: #define Petsc64bitInt integer8
 52: #define PetscObjectState Petsc64bitInt

 54: #if (PETSC_SIZEOF_INT == 4)
 55: #define PetscFortranInt integer4
 56: #elif (PETSC_SIZEOF_INT == 8)
 57: #define PetscFortranInt integer8
 58: #endif
 59: !
 60: #if (PETSC_SIZEOF_SIZE_T == 8)
 61: #define PetscSizeT integer8
 62: #else
 63: #define PetscSizeT integer4
 64: #endif
 65: !
 66: #if defined(PETSC_HAVE_MPIUNI)
 67: #define MPI_Comm PetscFortranInt
 68: #define MPI_Group PetscFortranInt
 69: #define PetscMPIInt PetscFortranInt
 70: #else
 71: #define MPI_Comm integer
 72: #define MPI_Group integer
 73: #define PetscMPIInt integer
 74: #endif
 75: !
 76: #define PetscEnum PetscFortranInt
 77: #define PetscErrorCode PetscFortranInt
 78: #define PetscClassId PetscFortranInt
 79: #define PetscLogEvent PetscFortranInt
 80: #define PetscLogStage PetscFortranInt
 81: #define PetscVoid PetscFortranAddr
 82: !
 83: #if defined(PETSC_FORTRAN_PETSCTRUTH_INT)
 84: #undef PetscBool
 85: #define PetscBool  PetscEnum
 86: #endif
 87: !
 88: #define PetscCopyMode PetscEnum
 89: !
 90: #define PetscDataType PetscEnum
 91: #define PetscFPTrap PetscEnum
 92: !
 93: #if defined (PETSC_USE_FORTRANKIND)
 94: #define PetscFortranFloat real(kind=selected_real_kind(5))
 95: #define PetscFortranDouble real(kind=selected_real_kind(10))
 96: #define PetscFortranLongDouble real(kind=selected_real_kind(19))
 97: #if defined(PETSC_USE_REAL_SINGLE)
 98: #define PetscFortranComplex complex(kind=selected_real_kind(5))
 99: #elif defined(PETSC_USE_REAL_DOUBLE)
100: #define PetscFortranComplex complex(kind=selected_real_kind(10))
101: #elif defined(PETSC_USE_REAL___FLOAT128)
102: #define PetscFortranComplex complex(kind=selected_real_kind(20))
103: #endif
104: #define PetscChar(a) character(len = a) ::
105: #else
106: #define PetscFortranFloat real*4
107: #define PetscFortranDouble real*8
108: #define PetscFortranLongDouble real*16
109: #if defined(PETSC_USE_REAL_SINGLE)
110: #define PetscFortranComplex complex*8
111: #elif defined(PETSC_USE_REAL_DOUBLE)
112: #define PetscFortranComplex complex*16
113: #elif defined(PETSC_USE_REAL___FLOAT128)
114: #define PetscFortranComplex complex*32
115: #endif
116: #define PetscChar(a) character*(a)
117: #endif

119: #if defined(PETSC_USE_COMPLEX)
120: #define PETSC_SCALAR PETSC_COMPLEX
121: #else
122: #if defined(PETSC_USE_REAL_SINGLE)
123: #define PETSC_SCALAR PETSC_FLOAT
124: #elif defined(PETSC_USE_REAL___FLOAT128)
125: #define PETSC_SCALAR PETSC___FLOAT128
126: #else
127: #define PETSC_SCALAR PETSC_DOUBLE
128: #endif
129: #endif
130: #if defined(PETSC_USE_REAL_SINGLE)
131: #define  PETSC_REAL  PETSC_FLOAT
132: #elif defined(PETSC_USE_REAL___FLOAT128)
133: #define PETSC_REAL PETSC___FLOAT128
134: #else
135: #define  PETSC_REAL  PETSC_DOUBLE
136: #endif
137: !
138: !     Macro for templating between real and complex
139: !
140: #if defined(PETSC_USE_COMPLEX)
141: #define PetscScalar PetscFortranComplex
142: !
143: ! F90 uses real(), conjg() when KIND parameter is used.
144: !
145: #define PetscRealPart(a) real(a)
146: #define PetscConj(a) conjg(a)
147: #define PetscImaginaryPart(a) aimag(a)
148: #else
149: #if defined (PETSC_USE_REAL_SINGLE)
150: #define PetscScalar PetscFortranFloat
151: #elif defined(PETSC_USE_REAL___FLOAT128)
152: #define PetscScalar PetscFortranLongDouble
153: #elif defined(PETSC_USE_REAL_DOUBLE)
154: #define PetscScalar PetscFortranDouble
155: #endif
156: #define PetscRealPart(a) a
157: #define PetscConj(a) a
158: #define PetscImaginaryPart(a) a
159: #endif

161: #if defined (PETSC_USE_REAL_SINGLE)
162: #define PetscReal PetscFortranFloat
163: #elif defined(PETSC_USE_REAL___FLOAT128)
164: #define PetscReal PetscFortranLongDouble
165: #elif defined(PETSC_USE_REAL_DOUBLE)
166: #define PetscReal PetscFortranDouble
167: #endif

169: !
170: !    Allows the matrix Fortran Kernels to work with single precision
171: !    matrix data structures
172: !
173: #define MatScalar PetscScalar
174: !
175: !     PetscLogDouble variables are used to contain double precision numbers
176: !     that are not used in the numerical computations, but rather in logging,
177: !     timing etc.
178: !
179: #define PetscObject PetscFortranAddr
180: #define PetscLogDouble PetscFortranDouble
181: !
182: !     Macros for error checking
183: !
184: #if defined(PETSC_USE_ERRORCHECKING)
185: #define SETERRQ(c,n,s,ierr) call MPI_Abort(PETSC_COMM_WORLD,n,ierr)
186: #define CHKERRQ(n) if (n .ne. 0) call MPI_Abort(PETSC_COMM_WORLD,n,n)
187: #define CHKMEMQ call chkmemfortran(__LINE__,__FILE__,ierr)
188: #else
189: #define SETERRQ(c,n,s,ierr)
190: #define CHKERRQ(n)
191: #define CHKMEMQ
192: #endif

194: #define PetscMatlabEngine PetscFortranAddr

196: #if !defined(PetscFlush)
197: #if defined(PETSC_HAVE_FLUSH)
198: #define PetscFlush(a)    call flush(a)
199: #elif defined(PETSC_HAVE_FLUSH_)
200: #define PetscFlush(a)    call flush_(a)
201: #else
202: #define PetscFlush(a)
203: #endif
204: #endif

206: #define PetscRandom PetscFortranAddr
207: #define PetscRandomType character*(80)
208: #define PetscBinarySeekType PetscEnum

210: #define PetscBuildTwoSidedType PetscEnum

212: #define PetscOptions PetscFortranAddr

214: #endif