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fixed compile for systems without real128 #621

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Merged
jacobwilliams merged 2 commits into from
Jan 22, 2026
Merged

fixed compile for systems without real128 #621

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defd9e9
fixed compile for systems without real128
jacobwilliams Jan 21, 2026
2acf042
interface cleanups
jacobwilliams Jan 21, 2026
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11 changes: 9 additions & 2 deletions src/json_string_utilities.F90
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Original file line number Diff line number Diff line change
Expand Up @@ -268,10 +268,12 @@ end subroutine string_to_real

subroutine string_to_real_c(str,use_quiet_nan,rval,status_ok)

use iso_c_binding, only: c_double, c_float, c_long_double, &
use iso_c_binding, only: c_double, c_float, &
c_char, c_ptr, c_null_ptr, c_long, &
c_null_char, c_loc, c_associated

#ifdef REAL128
use iso_c_binding, only: c_long_double
#endif
implicit none

character(kind=CK,len=*),intent(in) :: str !! the string to convert to a real
Expand All @@ -290,24 +292,29 @@ subroutine string_to_real_c(str,use_quiet_nan,rval,status_ok)
function strtof( str, endptr ) result(d) bind(C, name="strtof" )
!! <stdlib.h> :: float strtof(const char *str, char **endptr)
import
implicit none
character(kind=c_char,len=1),dimension(*),intent(in) :: str
type(c_ptr), intent(inout) :: endptr
real(c_float) :: d
end function strtof
function strtod( str, endptr ) result(d) bind(C, name="strtod" )
!! <stdlib.h> :: double strtod(const char *str, char **endptr)
import
implicit none
character(kind=c_char,len=1),dimension(*),intent(in) :: str
type(c_ptr), intent(inout) :: endptr
real(c_double) :: d
end function strtod
#ifdef REAL128
function strtold( str, endptr ) result(d) bind(C, name="strtold" )
!! <stdlib.h> :: long double strtold(const char *str, char **endptr)
import
implicit none
character(kind=c_char,len=1),dimension(*),intent(in) :: str
type(c_ptr), intent(inout) :: endptr
real(c_long_double) :: d
end function strtold
#endif
end interface

#ifdef USE_UCS4
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