diff options
Diffstat (limited to 'configure')
| -rwxr-xr-x | configure | 86 |
1 files changed, 79 insertions, 7 deletions
@@ -719,6 +719,7 @@ am__fastdepCXX_TRUE CXXDEPMODE ac_ct_CXX CXXFLAGS +PAC_C_MAX_REAL_PRECISION FORTRAN_HAVE_C_LONG_DOUBLE HAVE_Fortran_INTEGER_SIZEOF_16 PAC_FORTRAN_NATIVE_DOUBLE_SIZEOF @@ -6980,8 +6981,8 @@ rm -f core conftest.err conftest.$ac_objext \ else if test "X$HAVE_SIZEOF_FORTRAN" = "Xyes";then FC_SIZEOF_A="SIZEOF(a)" - FC_SIZEOF_B="SIZEOF(a)" - FC_SIZEOF_C="SIZEOF(a)" + FC_SIZEOF_B="SIZEOF(b)" + FC_SIZEOF_C="SIZEOF(c)" else ## If neither intrinsic functions SIZEOF or STORAGE_SIZE is available then stop configure with an error as_fn_error $? "Fortran compiler requires either intrinsic functions SIZEOF or STORAGE_SIZE" "$LINENO" 5 @@ -7490,6 +7491,7 @@ ac_compiler_gnu=$ac_cv_fc_compiler_gnu + ## Setting definition if there is a 16 byte fortran integer if `echo $PAC_FC_ALL_INTEGER_KINDS_SIZEOF | grep '16' >/dev/null`; then HAVE_Fortran_INTEGER_SIZEOF_16="1" @@ -7537,18 +7539,88 @@ $as_echo "#define FORTRAN_HAVE_C_LONG_DOUBLE 1" >>confdefs.h $as_echo "#define FORTRAN_SIZEOF_LONG_DOUBLE SIZEOF_LONG_DOUBLE" >>confdefs.h -else - FC="no" -fi - ## Change back to the C language -ac_ext=c + ac_ext=c ac_cpp='$CPP $CPPFLAGS' ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5' ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5' ac_compiler_gnu=$ac_cv_c_compiler_gnu +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking maximum decimal precision for C" >&5 +$as_echo_n "checking maximum decimal precision for C... " >&6; } +rm -f pac_Cconftest.out + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + + + #include <float.h> + #include <stdio.h> + #if __STDC_VERSION__ >= 199901L + #define C_LDBL_DIG DECIMAL_DIG + #else + #define C_LDBL_DIG LDBL_DIG + #endif + +#ifdef FC_DUMMY_MAIN +#ifndef FC_DUMMY_MAIN_EQ_F77 +# ifdef __cplusplus + extern "C" +# endif + int FC_DUMMY_MAIN() { return 1; } +#endif +#endif +int +main () +{ + + FILE * pFile; + pFile = fopen("pac_Cconftest.out","w"); + fprintf(pFile, "%d\n", C_LDBL_DIG); + + ; + return 0; +} + +_ACEOF + if test "$cross_compiling" = yes; then : + { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 +$as_echo "$as_me: error: in \`$ac_pwd':" >&2;} +as_fn_error $? "cannot run test program while cross compiling +See \`config.log' for more details" "$LINENO" 5; } +else + if ac_fn_c_try_run "$LINENO"; then : + + if test -s pac_Cconftest.out ; then + LDBL_DIG="`cat pac_Cconftest.out`" + +cat >>confdefs.h <<_ACEOF +#define PAC_C_MAX_REAL_PRECISION $LDBL_DIG +_ACEOF + + else + { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: No output from test program!" >&5 +$as_echo "$as_me: WARNING: No output from test program!" >&2;} + fi + rm -f pac_Cconftest.out + +else + + { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: C program fails to build or run!" >&5 +$as_echo "$as_me: WARNING: C program fails to build or run!" >&2;} + +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam +fi + +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $LDBL_DIG" >&5 +$as_echo "$LDBL_DIG" >&6; } + +else + FC="no" +fi + ## ---------------------------------------------------------------------- ## Check if they would like the C++ interface compiled ## |