--- a/config.h.in +++ b/config.h.in @@ -52,9 +52,6 @@ /* Define to 1 if you have the header file. */ #undef HAVE_INTTYPES_H -/* Define to 1 if you have the `curl' library (-lcurl). */ -#undef HAVE_LIBCURL - /* Define to 1 if you have the `m' library (-lm). */ #undef HAVE_LIBM --- a/configure +++ b/configure @@ -22122,6 +22122,14 @@ $as_echo "$as_me: checking types, headers, and functions" >&6;} # We must check for all these, because they may be used by the netCDF # C library. +# Removing the checks for some of the libraries because of issues +# observed when they are detected, are not needed, and an attempt to +# link against is made anyways. +# See https://github.com/Unidata/netcdf-fortran/issues/164 +# +# Specifying LDFLAGS="$(nc-config --libs [--static])" should +# let downstream developers link more reliably against libnetcdf. + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for floor in -lm" >&5 $as_echo_n "checking for floor in -lm... " >&6; } if ${ac_cv_lib_m_floor+:} false; then : @@ -22167,163 +22175,6 @@ _ACEOF fi -{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for curl_easy_setopt in -lcurl" >&5 -$as_echo_n "checking for curl_easy_setopt in -lcurl... " >&6; } -if ${ac_cv_lib_curl_curl_easy_setopt+:} false; then : - $as_echo_n "(cached) " >&6 -else - ac_check_lib_save_LIBS=$LIBS -LIBS="-lcurl $LIBS" -cat confdefs.h - <<_ACEOF >conftest.$ac_ext -/* end confdefs.h. */ - -/* Override any GCC internal prototype to avoid an error. - Use char because int might match the return type of a GCC - builtin and then its argument prototype would still apply. */ -#ifdef __cplusplus -extern "C" -#endif -char curl_easy_setopt (); -int -main () -{ -return curl_easy_setopt (); - ; - return 0; -} -_ACEOF -if ac_fn_c_try_link "$LINENO"; then : - ac_cv_lib_curl_curl_easy_setopt=yes -else - ac_cv_lib_curl_curl_easy_setopt=no -fi -rm -f core conftest.err conftest.$ac_objext \ - conftest$ac_exeext conftest.$ac_ext -LIBS=$ac_check_lib_save_LIBS -fi -{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_curl_curl_easy_setopt" >&5 -$as_echo "$ac_cv_lib_curl_curl_easy_setopt" >&6; } -if test "x$ac_cv_lib_curl_curl_easy_setopt" = xyes; then : - cat >>confdefs.h <<_ACEOF -#define HAVE_LIBCURL 1 -_ACEOF - - LIBS="-lcurl $LIBS" - -fi - -{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for library containing deflate" >&5 -$as_echo_n "checking for library containing deflate... " >&6; } -if ${ac_cv_search_deflate+:} false; then : - $as_echo_n "(cached) " >&6 -else - ac_func_search_save_LIBS=$LIBS -cat confdefs.h - <<_ACEOF >conftest.$ac_ext -/* end confdefs.h. */ - -/* Override any GCC internal prototype to avoid an error. - Use char because int might match the return type of a GCC - builtin and then its argument prototype would still apply. */ -#ifdef __cplusplus -extern "C" -#endif -char deflate (); -int -main () -{ -return deflate (); - ; - return 0; -} -_ACEOF -for ac_lib in '' zlibwapi zlibstat zlib zlib1 z; do - if test -z "$ac_lib"; then - ac_res="none required" - else - ac_res=-l$ac_lib - LIBS="-l$ac_lib $ac_func_search_save_LIBS" - fi - if ac_fn_c_try_link "$LINENO"; then : - ac_cv_search_deflate=$ac_res -fi -rm -f core conftest.err conftest.$ac_objext \ - conftest$ac_exeext - if ${ac_cv_search_deflate+:} false; then : - break -fi -done -if ${ac_cv_search_deflate+:} false; then : - -else - ac_cv_search_deflate=no -fi -rm conftest.$ac_ext -LIBS=$ac_func_search_save_LIBS -fi -{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_deflate" >&5 -$as_echo "$ac_cv_search_deflate" >&6; } -ac_res=$ac_cv_search_deflate -if test "$ac_res" != no; then : - test "$ac_res" = "none required" || LIBS="$ac_res $LIBS" - -fi - -{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for library containing SZ_Compress" >&5 -$as_echo_n "checking for library containing SZ_Compress... " >&6; } -if ${ac_cv_search_SZ_Compress+:} false; then : - $as_echo_n "(cached) " >&6 -else - ac_func_search_save_LIBS=$LIBS -cat confdefs.h - <<_ACEOF >conftest.$ac_ext -/* end confdefs.h. */ - -/* Override any GCC internal prototype to avoid an error. - Use char because int might match the return type of a GCC - builtin and then its argument prototype would still apply. */ -#ifdef __cplusplus -extern "C" -#endif -char SZ_Compress (); -int -main () -{ -return SZ_Compress (); - ; - return 0; -} -_ACEOF -for ac_lib in '' szip sz; do - if test -z "$ac_lib"; then - ac_res="none required" - else - ac_res=-l$ac_lib - LIBS="-l$ac_lib $ac_func_search_save_LIBS" - fi - if ac_fn_c_try_link "$LINENO"; then : - ac_cv_search_SZ_Compress=$ac_res -fi -rm -f core conftest.err conftest.$ac_objext \ - conftest$ac_exeext - if ${ac_cv_search_SZ_Compress+:} false; then : - break -fi -done -if ${ac_cv_search_SZ_Compress+:} false; then : - -else - ac_cv_search_SZ_Compress=no -fi -rm conftest.$ac_ext -LIBS=$ac_func_search_save_LIBS -fi -{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_SZ_Compress" >&5 -$as_echo "$ac_cv_search_SZ_Compress" >&6; } -ac_res=$ac_cv_search_SZ_Compress -if test "$ac_res" != no; then : - test "$ac_res" = "none required" || LIBS="$ac_res $LIBS" - -fi - { $as_echo "$as_me:${as_lineno-$LINENO}: checking for library containing dlopen" >&5 $as_echo_n "checking for library containing dlopen... " >&6; } if ${ac_cv_search_dlopen+:} false; then : @@ -22380,118 +22231,6 @@ if test "$ac_res" != no; then : fi -{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for library containing H5Fflush" >&5 -$as_echo_n "checking for library containing H5Fflush... " >&6; } -if ${ac_cv_search_H5Fflush+:} false; then : - $as_echo_n "(cached) " >&6 -else - ac_func_search_save_LIBS=$LIBS -cat confdefs.h - <<_ACEOF >conftest.$ac_ext -/* end confdefs.h. */ - -/* Override any GCC internal prototype to avoid an error. - Use char because int might match the return type of a GCC - builtin and then its argument prototype would still apply. */ -#ifdef __cplusplus -extern "C" -#endif -char H5Fflush (); -int -main () -{ -return H5Fflush (); - ; - return 0; -} -_ACEOF -for ac_lib in '' hdf5dll hdf5; do - if test -z "$ac_lib"; then - ac_res="none required" - else - ac_res=-l$ac_lib - LIBS="-l$ac_lib $ac_func_search_save_LIBS" - fi - if ac_fn_c_try_link "$LINENO"; then : - ac_cv_search_H5Fflush=$ac_res -fi -rm -f core conftest.err conftest.$ac_objext \ - conftest$ac_exeext - if ${ac_cv_search_H5Fflush+:} false; then : - break -fi -done -if ${ac_cv_search_H5Fflush+:} false; then : - -else - ac_cv_search_H5Fflush=no -fi -rm conftest.$ac_ext -LIBS=$ac_func_search_save_LIBS -fi -{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_H5Fflush" >&5 -$as_echo "$ac_cv_search_H5Fflush" >&6; } -ac_res=$ac_cv_search_H5Fflush -if test "$ac_res" != no; then : - test "$ac_res" = "none required" || LIBS="$ac_res $LIBS" - -fi - -{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for library containing H5DSis_scale" >&5 -$as_echo_n "checking for library containing H5DSis_scale... " >&6; } -if ${ac_cv_search_H5DSis_scale+:} false; then : - $as_echo_n "(cached) " >&6 -else - ac_func_search_save_LIBS=$LIBS -cat confdefs.h - <<_ACEOF >conftest.$ac_ext -/* end confdefs.h. */ - -/* Override any GCC internal prototype to avoid an error. - Use char because int might match the return type of a GCC - builtin and then its argument prototype would still apply. */ -#ifdef __cplusplus -extern "C" -#endif -char H5DSis_scale (); -int -main () -{ -return H5DSis_scale (); - ; - return 0; -} -_ACEOF -for ac_lib in '' hdf5_hldll hdf5_hl; do - if test -z "$ac_lib"; then - ac_res="none required" - else - ac_res=-l$ac_lib - LIBS="-l$ac_lib $ac_func_search_save_LIBS" - fi - if ac_fn_c_try_link "$LINENO"; then : - ac_cv_search_H5DSis_scale=$ac_res -fi -rm -f core conftest.err conftest.$ac_objext \ - conftest$ac_exeext - if ${ac_cv_search_H5DSis_scale+:} false; then : - break -fi -done -if ${ac_cv_search_H5DSis_scale+:} false; then : - -else - ac_cv_search_H5DSis_scale=no -fi -rm conftest.$ac_ext -LIBS=$ac_func_search_save_LIBS -fi -{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_H5DSis_scale" >&5 -$as_echo "$ac_cv_search_H5DSis_scale" >&6; } -ac_res=$ac_cv_search_H5DSis_scale -if test "$ac_res" != no; then : - test "$ac_res" = "none required" || LIBS="$ac_res $LIBS" - -fi - # Find the netCDF header and library. for ac_header in netcdf.h