chkmsin.F

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!||====================================================================
!||    chkmsin   ../engine/source/output/outfile/chkmsin.F
!||--- called by ------------------------------------------------------
!||    resol     ../engine/source/engine/resol.F
!||====================================================================
      SUBROUTINE chkmsin(NODFT,NODLT,ITAB,MS,IN,NEGMAS)
C----6---------------------------------------------------------------7---------8
C   I m p l i c i t   T y p e s
C-----------------------------------------------
#include      "implicit_f.inc"
C-----------------------------------------------
C   C o m m o n   B l o c k s
C-----------------------------------------------
#include      "comlock.inc"
#include      "com01_c.inc"
#include      "units_c.inc"
C-----------------------------------------------------------------
C   D u m m y   A r g u m e n t s
C-----------------------------------------------
      INTEGER NODFT,NODLT,ITAB(*),NEGMAS
C     REAL
      my_real
     .   ms(*) ,in(*)
C-----------------------------------------------
C   L o c a l   V a r i a b l e s
C-----------------------------------------------
      INTEGER  N
C
C     NEGMAS=0
      DO n=nodft,nodlt
        IF(ms(n)<zero)THEN
#include "lockon.inc"
          negmas=negmas+1
          WRITE(istdo,*) ' NEGATIVE MASS ON NODE ID=',itab(n)
          WRITE(iout,*)  ' NEGATIVE MASS ON NODE ID=',itab(n)
#include "lockoff.inc"
        ENDIF
      ENDDO
      IF(iroddl/=0)THEN
        DO n=nodft,nodlt
          IF(in(n)<zero)THEN
#include "lockon.inc"
            negmas=negmas+1
            WRITE(istdo,*) ' negative inertia on node id=',ITAB(N)
            WRITE(IOUT,*)  ' negative inertia on node id=',ITAB(N)
#include "lockoff.inc"
          ENDIF
        ENDDO
      ENDIF
C
      RETURN
      END