Actual source code: petscsys.h

petsc-3.11.2 2019-05-18
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  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: #if defined (PETSC_HAVE_MPIUNI)
 14: #include "petsc/mpiuni/mpiunifdef.h"
 15: #endif
 16: #include "petscversion.h"
 17: #include "petsc/finclude/petscviewer.h"
 18: #include "petsc/finclude/petscerror.h"
 19: #include "petsc/finclude/petsclog.h"
 20: #include "petsc/finclude/petscbag.h"

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

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

 42: #if (PETSC_SIZEOF_VOID_P == 8)
 43: #define PetscOffset integer8
 44: #define PetscFortranAddr integer8
 45: #else
 46: #define PetscOffset integer4
 47: #define PetscFortranAddr integer4
 48: #endif

 50: #if defined(PETSC_USE_64BIT_INDICES)
 51: #define PetscInt integer8
 52: #else
 53: #define PetscInt integer4
 54: #endif
 55: #define PetscInt64 integer8
 56: #if defined(PETSC_USING_F90) && !defined(PETSC_USE_FORTRANKIND)
 57: #define PetscObjectState integer4
 58: #define PetscObjectId integer4
 59: #else
 60: #define PetscObjectState PetscInt64
 61: #define PetscObjectId PetscInt64
 62: #endif

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

129: #if defined(PETSC_USE_COMPLEX)
130: #define PETSC_SCALAR PETSC_COMPLEX
131: #else
132: #if defined(PETSC_USE_REAL_SINGLE)
133: #define PETSC_SCALAR PETSC_FLOAT
134: #elif defined(PETSC_USE_REAL___FLOAT128)
135: #define PETSC_SCALAR PETSC___FLOAT128
136: #else
137: #define PETSC_SCALAR PETSC_DOUBLE
138: #endif
139: #endif
140: #if defined(PETSC_USE_REAL_SINGLE)
141: #define  PETSC_REAL  PETSC_FLOAT
142: #define PetscIntToReal(a) real(a)
143: #elif defined(PETSC_USE_REAL___FLOAT128)
144: #define PETSC_REAL PETSC___FLOAT128
145: #define PetscIntToReal(a) dble(a)
146: #else
147: #define  PETSC_REAL  PETSC_DOUBLE
148: #define PetscIntToReal(a) dble(a)
149: #endif
150: !
151: !     Macro for templating between real and complex
152: !
153: #define PetscComplex PetscFortranComplex
154: #if defined(PETSC_USE_COMPLEX)
155: #define PetscScalar PetscFortranComplex
156: !
157: ! F90 uses real(), conjg() when KIND parameter is used.
158: !
159: #define PetscRealPart(a) real(a)
160: #define PetscConj(a) conjg(a)
161: #define PetscImaginaryPart(a) aimag(a)
162: #else
163: #if defined (PETSC_USE_REAL_SINGLE)
164: #define PetscScalar PetscFortranFloat
165: #elif defined(PETSC_USE_REAL___FLOAT128)
166: #define PetscScalar PetscFortranLongDouble
167: #elif defined(PETSC_USE_REAL_DOUBLE)
168: #define PetscScalar PetscFortranDouble
169: #endif
170: #define PetscRealPart(a) a
171: #define PetscConj(a) a
172: #define PetscImaginaryPart(a) 0.0
173: #endif

175: #if defined (PETSC_USE_REAL_SINGLE)
176: #define PetscReal PetscFortranFloat
177: #elif defined(PETSC_USE_REAL___FLOAT128)
178: #define PetscReal PetscFortranLongDouble
179: #elif defined(PETSC_USE_REAL_DOUBLE)
180: #define PetscReal PetscFortranDouble
181: #endif

183: !
184: !    Allows the matrix Fortran Kernels to work with single precision
185: !    matrix data structures
186: !
187: #define MatScalar PetscScalar
188: !
189: !     PetscLogDouble variables are used to contain double precision numbers
190: !     that are not used in the numerical computations, but rather in logging,
191: !     timing etc.
192: !
193: #define PetscObject PetscFortranAddr
194: #define PetscLogDouble PetscFortranDouble
195: !
196: !     Macros for error checking
197: !
198: #define SETERRQ(c,ierr,s)  call PetscError(c,ierr,0,s); return
199: #define SETERRA(c,ierr,s)  call PetscError(c,ierr,0,s); call MPIU_Abort(c,ierr)
200: #define CHKERRQ(ierr) if (ierr .ne. 0) then;call PetscErrorF(ierr);return;endif
201: #define CHKERRA(ierr) if (ierr .ne. 0) then;call PetscErrorF(ierr);call MPIU_Abort(MPI_COMM_SELF,ierr);endif
202: #define CHKMEMQ call chkmemfortran(__LINE__,__FILE__,ierr)

204: #define PetscMatlabEngine PetscFortranAddr

206: #if !defined(PetscFlush)
207: #if defined(PETSC_HAVE_FORTRAN_FLUSH)
208: #define PetscFlush(a)    flush(a)
209: #elif defined(PETSC_HAVE_FORTRAN_FLUSH_)
210: #define PetscFlush(a)    flush_(a)
211: #else
212: #define PetscFlush(a)
213: #endif
214: #endif

216: #define PetscRandom type(tPetscRandom)
217: #define PetscRandomType character*(80)
218: #define PetscBinarySeekType PetscEnum

220: #define PetscBuildTwoSidedType PetscEnum
221: #define PetscSubcommType PetscEnum

223: #define PetscOptions type(tPetscOptions)

225: #define PetscFunctionList PetscFortranAddr

227: #endif