set H5_PAC_C_MAX_REAL_PRECISION default to 0 when cross compiling (#3365

) with CMake to fix Fortran build failures.
HDFGroup · Aug 9, 2023 · 56593a4 · 56593a4
1 parent 5da9486
commit 56593a4
Showing 1 changed file with 13 additions and 11 deletions.
diff --git a/config/cmake/ConfigureChecks.cmake b/config/cmake/ConfigureChecks.cmake
@@ -858,21 +858,23 @@ if (HDF5_BUILD_FORTRAN)
 
     list (GET PROG_OUTPUT4 0 H5_LDBL_DIG)
     list (GET PROG_OUTPUT4 1 H5_FLT128_DIG)
-  endif ()
 
-  if (${HDF_PREFIX}_SIZEOF___FLOAT128 EQUAL "0" OR FLT128_DIG EQUAL "0")
-    set (${HDF_PREFIX}_HAVE_FLOAT128 0)
-    set (${HDF_PREFIX}_SIZEOF___FLOAT128 0)
-    set (_PAC_C_MAX_REAL_PRECISION ${H5_LDBL_DIG})
+    if (${HDF_PREFIX}_SIZEOF___FLOAT128 EQUAL "0" OR FLT128_DIG EQUAL "0")
+      set (${HDF_PREFIX}_HAVE_FLOAT128 0)
+      set (${HDF_PREFIX}_SIZEOF___FLOAT128 0)
+      set (_PAC_C_MAX_REAL_PRECISION ${H5_LDBL_DIG})
+    else ()
+      set (_PAC_C_MAX_REAL_PRECISION ${H5_FLT128_DIG})
+    endif ()
+    if (NOT ${_PAC_C_MAX_REAL_PRECISION})
+      set (${HDF_PREFIX}_PAC_C_MAX_REAL_PRECISION 0)
+    else ()
+      set (${HDF_PREFIX}_PAC_C_MAX_REAL_PRECISION ${_PAC_C_MAX_REAL_PRECISION})
+    endif ()
+    message (STATUS "maximum decimal precision for C var - ${${HDF_PREFIX}_PAC_C_MAX_REAL_PRECISION}")
   else ()
-    set (_PAC_C_MAX_REAL_PRECISION ${H5_FLT128_DIG})
-  endif ()
-  if (NOT ${_PAC_C_MAX_REAL_PRECISION})
     set (${HDF_PREFIX}_PAC_C_MAX_REAL_PRECISION 0)
-  else ()
-    set (${HDF_PREFIX}_PAC_C_MAX_REAL_PRECISION ${_PAC_C_MAX_REAL_PRECISION})
   endif ()
-  message (STATUS "maximum decimal precision for C var - ${${HDF_PREFIX}_PAC_C_MAX_REAL_PRECISION}")
 
 endif()