xref: /petsc/src/sys/ftn-custom/zsys.c (revision 0764c050596daa831a94d744a95074c51cdb668c)
1af0996ceSBarry Smith #include <petsc/private/fortranimpl.h>
2ae4341f3SSatish Balay 
3519f805aSKarl Rupp #if defined(PETSC_HAVE_FORTRAN_CAPS)
4ae4341f3SSatish Balay   #define chkmemfortran_                     CHKMEMFORTRAN
5ae4341f3SSatish Balay   #define petscoffsetfortran_                PETSCOFFSETFORTRAN
645d5e9f8SBarry Smith   #define petscobjectstateincrease_          PETSCOBJECTSTATEINCREASE
7*0764c050SBarry Smith   #define petsccienabledportableerroroutput_ PETSCCIENABLEDPORTABLEERROROUTPUT
8ae4341f3SSatish Balay #elif !defined(PETSC_HAVE_FORTRAN_UNDERSCORE)
9ae4341f3SSatish Balay   #define petscoffsetfortran_                petscoffsetfortran
10ae4341f3SSatish Balay   #define chkmemfortran_                     chkmemfortran
11bf34bf42SBarry Smith   #define flush__                            flush_
1245d5e9f8SBarry Smith   #define petscobjectstateincrease_          petscobjectstateincrease
13*0764c050SBarry Smith   #define petsccienabledportableerroroutput_ petsccienabledportableerroroutput
14ae4341f3SSatish Balay #endif
15ae4341f3SSatish Balay 
16*0764c050SBarry Smith PETSC_EXTERN void petsccienabledportableerroroutput_(PetscMPIInt *cienabled)
17*0764c050SBarry Smith {
18*0764c050SBarry Smith   *cienabled = PetscCIEnabledPortableErrorOutput ? 1 : 0;
19*0764c050SBarry Smith }
20*0764c050SBarry Smith 
2119caf8f3SSatish Balay PETSC_EXTERN void petscobjectstateincrease_(PetscObject *obj, PetscErrorCode *ierr)
2245d5e9f8SBarry Smith {
2345d5e9f8SBarry Smith   *ierr = PetscObjectStateIncrease(*obj);
2445d5e9f8SBarry Smith }
2545d5e9f8SBarry Smith 
26bf34bf42SBarry Smith #if defined(PETSC_MISSING_FORTRAN_FLUSH_)
275975b3b6SBarry Smith void flush__(int unit) { }
28bf34bf42SBarry Smith #endif
29bf34bf42SBarry Smith 
3019caf8f3SSatish Balay PETSC_EXTERN void petscoffsetfortran_(PetscScalar *x, PetscScalar *y, size_t *shift, PetscErrorCode *ierr)
31ae4341f3SSatish Balay {
323ba16761SJacob Faibussowitsch   *ierr  = PETSC_SUCCESS;
33ae4341f3SSatish Balay   *shift = y - x;
34ae4341f3SSatish Balay }
35ae4341f3SSatish Balay 
36ae4341f3SSatish Balay /* ---------------------------------------------------------------------------------*/
37ae4341f3SSatish Balay /*
38ae4341f3SSatish Balay         This version does not do a malloc
39ae4341f3SSatish Balay */
40ae4341f3SSatish Balay static char FIXCHARSTRING[1024];
41ae4341f3SSatish Balay 
42ae4341f3SSatish Balay #define FIXCHARNOMALLOC(a, n, b) \
43a8f51744SPierre Jolivet   do { \
44ae4341f3SSatish Balay     if (a == PETSC_NULL_CHARACTER_Fortran) { \
45dfef5ea7SSatish Balay       b = a = NULL; \
46ae4341f3SSatish Balay     } else { \
47ae4341f3SSatish Balay       while ((n > 0) && (a[n - 1] == ' ')) n--; \
48ae4341f3SSatish Balay       if (a[n] != 0) { \
49ae4341f3SSatish Balay         b     = FIXCHARSTRING; \
5089d949e2SBarry Smith         *ierr = PetscStrncpy(b, a, n + 1); \
51ae4341f3SSatish Balay         if (*ierr) return; \
52ae4341f3SSatish Balay       } else b = a; \
53ae4341f3SSatish Balay     } \
54a8f51744SPierre Jolivet   } while (0)
55ae4341f3SSatish Balay 
5619caf8f3SSatish Balay PETSC_EXTERN void chkmemfortran_(int *line, char *file, PetscErrorCode *ierr, PETSC_FORTRAN_CHARLEN_T len)
57ae4341f3SSatish Balay {
58ae4341f3SSatish Balay   char *c1;
59ae4341f3SSatish Balay 
60ae4341f3SSatish Balay   FIXCHARNOMALLOC(file, len, c1);
61efca3c55SSatish Balay   *ierr = PetscMallocValidate(*line, "Userfunction", c1);
62ae4341f3SSatish Balay }
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