Actual source code: petsc_p4est_package.c

  1: #include <petscdmforest.h>
  2: #include <petsc/private/petscimpl.h>
  3: #include "petsc_p4est_package.h"

  5: static const char*const SCLogTypes[] = {"DEFAULT","ALWAYS","TRACE","DEBUG","VERBOSE","INFO","STATISTICS","PRODUCTION","ESSENTIAL","ERROR","SILENT","SCLogTypes","SC_LP_", NULL};

  7: static PetscBool    PetscP4estInitialized = PETSC_FALSE;
  8: static PetscBool    PetscBeganSc          = PETSC_FALSE;
  9: static PetscClassId P4ESTLOGGING_CLASSID;

 11: PetscObject P4estLoggingObject; /* Just a vehicle for its classid */

 13: static void PetscScLogHandler(FILE *log_stream, const char *filename, int lineno,int package, int category,int priority, const char *msg)
 14: {
 15:   PetscInfo_Private(filename,P4estLoggingObject,":%d{%s} %s",lineno,package == sc_package_id ? "sc" : package == p4est_package_id ? "p4est" : "",msg);
 16: }

 18: /* p4est tries to abort: if possible, use setjmp to enable at least a little unwinding */
 19: #if defined(PETSC_HAVE_SETJMP_H) && defined(PETSC_USE_DEBUG)
 20: #include <setjmp.h>
 21: PETSC_VISIBILITY_INTERNAL jmp_buf PetscScJumpBuf;
 22: PETSC_INTERN void PetscScAbort_longjmp(void)
 23: {
 24:   PetscError(PETSC_COMM_SELF,-1,"p4est function","p4est file",PETSC_ERR_LIB,PETSC_ERROR_INITIAL,"Error in p4est stack call\n");
 25:   longjmp(PetscScJumpBuf,1);
 26:   return;
 27: }

 29: #define PetscScAbort PetscScAbort_longjmp
 30: #else
 31: #define PetscScAbort NULL
 32: #endif

 34: static PetscErrorCode PetscP4estFinalize(void)
 35: {

 39:   if (PetscBeganSc) {
 40:     /* We do not want libsc to abort on a mismatched allocation and prevent further Petsc unwinding */
 41:     PetscStackCallP4est(sc_package_set_abort_alloc_mismatch,(sc_package_id,0));
 42:     PetscStackCallP4est(sc_package_set_abort_alloc_mismatch,(p4est_package_id,0));
 43:     PetscStackCallP4est(sc_package_set_abort_alloc_mismatch,(-1,0));
 44:     PetscStackCallP4est(sc_finalize,());
 45:   }
 46:   PetscHeaderDestroy(&P4estLoggingObject);
 47:   return(0);
 48: }

 50: PetscErrorCode PetscP4estInitialize(void)
 51: {
 52:   PetscBool      psc_catch_signals    = PETSC_FALSE;
 53:   PetscBool      psc_print_backtrace  = PETSC_TRUE;
 54:   int            psc_log_threshold    = SC_LP_DEFAULT;
 55:   int            pp4est_log_threshold = SC_LP_DEFAULT;
 56:   char           logList[256];
 57:   PetscBool      opt,pkg;

 61:   if (PetscP4estInitialized) return(0);
 62:   PetscP4estInitialized = PETSC_TRUE;

 64:   /* Register Classes */
 65:   PetscClassIdRegister("p4est logging",&P4ESTLOGGING_CLASSID);
 66:   /* Process Info */
 67:   {
 68:     PetscClassId  classids[1];

 70:     classids[0] = P4ESTLOGGING_CLASSID;
 71:     PetscInfoProcessClass("p4est", 1, classids);
 72:   }
 73:   /* Process summary exclusions */
 74:   PetscOptionsGetString(NULL,NULL,"-log_exclude",logList,sizeof(logList),&opt);
 75:   if (opt) {
 76:     PetscStrInList("p4est",logList,',',&pkg);
 77:     if (pkg) {PetscLogEventExcludeClass(P4ESTLOGGING_CLASSID);}
 78:   }
 79:   PetscHeaderCreate(P4estLoggingObject,P4ESTLOGGING_CLASSID,"p4est","p4est logging","DM",PETSC_COMM_WORLD,NULL,PetscObjectView);
 80:   if (sc_package_id == -1) {
 81:     int       log_threshold_shifted = psc_log_threshold + 1;
 82:     PetscBool set;

 84:     PetscBeganSc = PETSC_TRUE;
 85:     PetscOptionsGetBool(NULL,NULL,"-petsc_sc_catch_signals",&psc_catch_signals,NULL);
 86:     PetscOptionsGetBool(NULL,NULL,"-petsc_sc_print_backtrace",&psc_print_backtrace,NULL);
 87:     PetscOptionsGetEnum(NULL,NULL,"-petsc_sc_log_threshold",SCLogTypes,(PetscEnum*)&log_threshold_shifted,&set);
 88:     if (set) psc_log_threshold = log_threshold_shifted - 1;
 89:     sc_init(PETSC_COMM_WORLD,(int)psc_catch_signals,(int)psc_print_backtrace,PetscScLogHandler,psc_log_threshold);
 90:     if (sc_package_id == -1) SETERRQ(PETSC_COMM_WORLD,PETSC_ERR_LIB,"Could not initialize libsc package used by p4est");
 91:     sc_set_abort_handler(PetscScAbort);
 92:   }
 93:   if (p4est_package_id == -1) {
 94:     int       log_threshold_shifted = pp4est_log_threshold + 1;
 95:     PetscBool set;

 97:     PetscOptionsGetEnum(NULL,NULL,"-petsc_p4est_log_threshold",SCLogTypes,(PetscEnum*)&log_threshold_shifted,&set);
 98:     if (set) pp4est_log_threshold = log_threshold_shifted - 1;
 99:     PetscStackCallP4est(p4est_init,(PetscScLogHandler,pp4est_log_threshold));
100:     if (p4est_package_id == -1) SETERRQ(PETSC_COMM_WORLD,PETSC_ERR_LIB,"Could not initialize p4est");
101:   }
102:   DMForestRegisterType(DMP4EST);
103:   DMForestRegisterType(DMP8EST);
104:   PetscRegisterFinalize(PetscP4estFinalize);
105:   return(0);
106: }