diff options
Diffstat (limited to 'fortran/src/H5fortkit.F90')
| -rw-r--r-- | fortran/src/H5fortkit.F90 | 27 |
1 files changed, 18 insertions, 9 deletions
diff --git a/fortran/src/H5fortkit.F90 b/fortran/src/H5fortkit.F90 index b745c22..70d7087 100644 --- a/fortran/src/H5fortkit.F90 +++ b/fortran/src/H5fortkit.F90 @@ -25,6 +25,8 @@ !***** MODULE H5fortkit + USE H5FORTRAN_TYPES, ONLY : SIZE_T + CONTAINS !****if* H5fortkit/HD5c2fstring @@ -32,28 +34,35 @@ CONTAINS ! HD5c2fstring ! INPUTS ! cstring - C string stored as a string array of size 'len' of string size LEN=1 -! len - length of Fortran string +! f_len - length of Fortran string +! c_len - length of C array ! OUTPUT -! fstring - Fortran string array of LEN=1 +! fstring - Fortran string LEN=1 ! PURPOSE -! Copies a Fortran array of strings having a length of one to a fortran string and removes the C Null +! Copies a C array of strings having a length of one to a fortran string and removes the C Null ! terminator. The Null terminator is returned from C when calling the C APIs directly. ! ! The fortran standard does not allow C_LOC to be used on a character string of ! length greater than one, which is why we use the array of characters instead. ! ! SOURCE - SUBROUTINE HD5c2fstring(fstring,cstring,len) + SUBROUTINE HD5c2fstring(fstring,cstring,f_len,c_len) !***** IMPLICIT NONE - INTEGER :: i - INTEGER :: len - CHARACTER(LEN=len) :: fstring - CHARACTER(LEN=1), DIMENSION(1:len) :: cstring + INTEGER(SIZE_T) :: i + INTEGER(SIZE_T) :: f_len + INTEGER(SIZE_T) :: c_len + CHARACTER(*) :: fstring + CHARACTER(LEN=1), DIMENSION(1:c_len) :: cstring + + INTEGER(SIZE_T) :: f_len_max fstring = '' - DO i = 1, len + f_len_max = LEN(fstring, KIND=SIZE_T) + DO i = 1, c_len + IF (i .GT. f_len_max) EXIT + IF (i .GT. f_len) EXIT IF (cstring(i)(1:1)==CHAR(0)) EXIT fstring(i:i) = cstring(i)(1:1) END DO |