fix warning in intel19 strnlen implicit

rfiorella · Jun 6, 2019 · e69191d · e69191d
1 parent f96b039
commit e69191d
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Showing 3 changed files with 7 additions and 2 deletions.
diff --git a/CMakeLists.txt b/CMakeLists.txt
@@ -57,6 +57,8 @@ else()
   set(USE_MPI_SERIAL 0)
 endif()
 
+#Set in config.h to solve intel 19 strnlen warning issue
+set(_GNU_SOURCE, 1)
 #==============================================================================
 #  PREPEND TO CMAKE MODULE PATH
 #==============================================================================

diff --git a/configure.ac b/configure.ac
@@ -236,6 +236,9 @@ AC_CONFIG_FILES([tests/general/pio_tutil.F90:tests/general/util/pio_tutil.F90])
 
 AC_CONFIG_LINKS([tests/unit/input.nl:tests/unit/input.nl])
 
+# Define to solve intel compiler warning.
+AC_DEFINE([_GNU_SOURCE], [1], [solve strnlen declared implicitly warning on intel compiler])
+
 # Create the config.h file.
 AC_CONFIG_HEADERS([config.h])
 

diff --git a/tests/cunit/test_iosystem3.c b/tests/cunit/test_iosystem3.c
@@ -158,7 +158,7 @@ int main(int argc, char **argv)
       int num_flavors; /* Number of PIO netCDF flavors in this build. */
       int flavor[NUM_FLAVORS]; /* iotypes for the supported netCDF IO flavors. */
       int rearranger[NUM_REARRANGERS] = {PIO_REARR_BOX, PIO_REARR_SUBSET};
-      
+
         /* Figure out iotypes. */
         if ((ret = get_iotypes(&num_flavors, flavor)))
             ERR(ret);
@@ -314,7 +314,7 @@ int main(int argc, char **argv)
                     ERR(ret);
 
             } /* next iotype */
-        
+
             /* Finalize PIO systems. */
             if (even_comm != MPI_COMM_NULL)
                 if ((ret = PIOc_free_iosystem(even_iosysid)))