| 1 | MODULE string_function |
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| 2 | |
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| 3 | |
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| 4 | |
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| 5 | |
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| 6 | CONTAINS |
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| 7 | |
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| 8 | FUNCTION Hash(Str) |
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| 9 | IMPLICIT NONE |
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| 10 | CHARACTER(LEN=*),INTENT(IN) :: Str |
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| 11 | CHARACTER(LEN=LEN(str)) :: new_str |
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| 12 | INTEGER :: Hash |
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| 13 | INTEGER :: c |
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| 14 | INTEGER :: i |
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| 15 | |
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| 16 | new_str=ADJUSTL(ADJUSTR(Str)) |
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| 17 | |
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| 18 | Hash=0 |
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| 19 | DO i=1,LEN_TRIM(new_Str) |
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| 20 | c = IACHAR(new_Str(i:i)) |
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| 21 | Hash=c+ISHFT(Hash,6)+ISHFT(Hash,16)-Hash |
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| 22 | ENDDO |
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| 23 | |
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| 24 | END FUNCTION Hash |
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| 25 | |
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| 26 | FUNCTION String_to_integer(str,succed) |
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| 27 | USE error_msg |
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| 28 | IMPLICIT NONE |
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| 29 | CHARACTER(LEN=*),INTENT(IN) :: Str |
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| 30 | LOGICAL,OPTIONAL :: succed |
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| 31 | |
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| 32 | INTEGER :: String_to_integer |
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| 33 | INTEGER :: ierr |
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| 34 | |
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| 35 | READ(Str,FMT=*,iostat=ierr) String_to_integer |
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| 36 | |
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| 37 | IF (PRESENT(succed)) succed=.TRUE. |
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| 38 | |
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| 39 | IF (ierr/=0) THEN |
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| 40 | IF (PRESENT(succed)) THEN |
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| 41 | succed=.FALSE. |
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| 42 | ELSE |
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| 43 | WRITE (message,*) 'Error when attempting to convert string :<<',TRIM(str),'>> to integer' |
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| 44 | CALL Error("string_function:string_to_integer") |
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| 45 | ENDIF |
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| 46 | ENDIF |
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| 47 | END FUNCTION String_to_integer |
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| 48 | |
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| 49 | FUNCTION String_to_real(str,succed) |
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| 50 | USE error_msg |
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| 51 | IMPLICIT NONE |
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| 52 | CHARACTER(LEN=*),INTENT(IN) :: Str |
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| 53 | LOGICAL,OPTIONAL :: succed |
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| 54 | |
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| 55 | REAL :: String_to_real |
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| 56 | INTEGER :: ierr |
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| 57 | |
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| 58 | READ(Str,FMT=*,iostat=ierr) String_to_real |
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| 59 | |
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| 60 | IF (PRESENT(succed)) succed=.TRUE. |
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| 61 | |
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| 62 | IF (ierr/=0) THEN |
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| 63 | IF (PRESENT(succed)) THEN |
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| 64 | succed=.FALSE. |
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| 65 | ELSE |
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| 66 | WRITE (message,*) 'Error when attempting to convert string :<<',TRIM(str),'>> to real' |
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| 67 | CALL Error("string_function:string_to_real") |
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| 68 | ENDIF |
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| 69 | ENDIF |
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| 70 | |
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| 71 | END FUNCTION String_to_real |
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| 72 | |
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| 73 | FUNCTION String_to_logical(str,succed) |
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| 74 | USE error_msg |
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| 75 | IMPLICIT NONE |
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| 76 | CHARACTER(LEN=*),INTENT(IN) :: Str |
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| 77 | LOGICAL,OPTIONAL :: succed |
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| 78 | |
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| 79 | LOGICAL :: String_to_logical |
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| 80 | INTEGER :: ierr |
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| 81 | |
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| 82 | READ(Str,FMT=*,iostat=ierr) String_to_logical |
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| 83 | |
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| 84 | IF (PRESENT(succed)) succed=.TRUE. |
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| 85 | |
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| 86 | IF (ierr/=0) THEN |
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| 87 | IF (PRESENT(succed)) THEN |
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| 88 | succed=.FALSE. |
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| 89 | ELSE |
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| 90 | WRITE (message,*) 'Error when attempting to convert string :<<',TRIM(str),'>> to logical' |
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| 91 | CALL Error("string_function:string_to_logical") |
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| 92 | ENDIF |
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| 93 | ENDIF |
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| 94 | |
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| 95 | END FUNCTION String_to_logical |
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| 96 | |
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| 97 | END MODULE string_function |
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