C_ASSOCIATED(c_ptr_1[, c_ptr_2])
determines the status of the C pointer c_ptr_1 or if c_ptr_1 is associated with the target c_ptr_2.
Fortran 2003 and later
Inquiry function
RESULT = C_ASSOCIATED(c_ptr_1[, c_ptr_2])
c_ptr_1 | Scalar of the type C_PTR or C_FUNPTR . |
c_ptr_2 | (Optional) Scalar of the same type as c_ptr_1. |
The return value is of type LOGICAL
; it is .false.
if either c_ptr_1 is a C NULL pointer or if c_ptr1 and c_ptr_2 point to different addresses.
© Free Software Foundation
Licensed under the GNU Free Documentation License, Version 1.3.
https://gcc.gnu.org/onlinedocs/gcc-10.2.0/gfortran/C_005fASSOCIATED.html