/[MITgcm]/MITgcm/pkg/compon_communic/generate_tag.F
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Contents of /MITgcm/pkg/compon_communic/generate_tag.F

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Revision 1.2 - (show annotations) (download)
Mon Oct 8 23:58:20 2007 UTC (16 years, 6 months ago) by jmc
Branch: MAIN
CVS Tags: checkpoint64y, checkpoint64x, checkpoint64z, checkpoint64q, checkpoint64p, checkpoint64s, checkpoint64r, checkpoint64u, checkpoint64t, checkpoint64w, checkpoint64v, checkpoint64i, checkpoint64h, checkpoint64k, checkpoint64j, checkpoint64m, checkpoint64l, checkpoint64o, checkpoint64n, checkpoint64a, checkpoint64c, checkpoint64b, checkpoint64e, checkpoint64d, checkpoint64g, checkpoint64f, checkpoint63p, checkpoint63q, checkpoint63r, checkpoint63s, checkpoint63l, checkpoint63m, checkpoint63n, checkpoint63o, checkpoint63h, checkpoint63i, checkpoint63j, checkpoint63k, checkpoint63d, checkpoint63e, checkpoint63f, checkpoint63g, checkpoint63a, checkpoint63b, checkpoint63c, checkpoint64, checkpoint65, checkpoint60, checkpoint61, checkpoint62, checkpoint63, checkpoint65b, checkpoint65c, checkpoint65a, checkpoint65f, checkpoint65d, checkpoint65e, checkpoint59q, checkpoint59p, checkpoint59r, checkpoint59m, checkpoint59l, checkpoint59o, checkpoint59n, checkpoint59i, checkpoint59k, checkpoint59j, checkpoint62c, checkpoint62b, checkpoint62a, checkpoint62g, checkpoint62f, checkpoint62e, checkpoint62d, checkpoint62k, checkpoint62j, checkpoint62i, checkpoint62h, checkpoint62o, checkpoint62n, checkpoint62m, checkpoint62l, checkpoint62s, checkpoint62r, checkpoint62q, checkpoint62p, checkpoint62w, checkpoint62v, checkpoint62u, checkpoint62t, checkpoint62z, checkpoint62y, checkpoint62x, checkpoint61f, checkpoint61g, checkpoint61d, checkpoint61e, checkpoint61b, checkpoint61c, checkpoint61a, checkpoint61n, checkpoint61o, checkpoint61l, checkpoint61m, checkpoint61j, checkpoint61k, checkpoint61h, checkpoint61i, checkpoint61v, checkpoint61w, checkpoint61t, checkpoint61u, checkpoint61r, checkpoint61s, checkpoint61p, checkpoint61q, checkpoint61z, checkpoint61x, checkpoint61y
Changes since 1.1: +3 -0 lines 
add missing cvs $Header:$ or $Name:$
1 C $Header: $
2 C $Name: $
3
4 !=======================================================================
5 integer function generate_tag( iarg1, iarg2, carg )
6 implicit none
7 ! Predefined constants/arrays
8 #include "CPLR_SIG.h"
9 ! Arguments
10 integer iarg1
11 integer iarg2
12 character*(*) carg
13 ! Local
14 integer j,hash,pow
15 integer itrans(MAXLEN_COMP_NAME)
16 ! ------------------------------------------------------------------
17
18 ! Convert the characters to an integer array
19 call mitcplr_char2int( carg, itrans )
20
21 ! Hash the integer array
22 hash=1
23 pow=1
24 do j=1,MAXLEN_COMP_NAME
25 hash=abs(hash+itrans(j)*pow)
26 pow=mod(pow*128,256*256)
27 enddo
28
29 generate_tag=(hash*256+iarg2)*128+iarg1
30 generate_tag=abs(mod(generate_tag,256*256*256))
31
32 c if (DEBUG)
33 c & write(0,*) 'generate_tag = ',generate_tag,iarg1,iarg2,carg
34
35 ! ------------------------------------------------------------------
36 return
37 end
38 !=======================================================================
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