diff options
Diffstat (limited to 'm4/aclocal_fc.m4')
| -rw-r--r-- | m4/aclocal_fc.m4 | 16 |
1 files changed, 7 insertions, 9 deletions
diff --git a/m4/aclocal_fc.m4 b/m4/aclocal_fc.m4 index e55165c..678ed0f 100644 --- a/m4/aclocal_fc.m4 +++ b/m4/aclocal_fc.m4 @@ -563,24 +563,23 @@ rm -f pac_Cconftest.out # if $HAVE_QUADMATH!=0 #include <quadmath.h> # endif - #define C_LDBL_DIG FLT128_DIG - #else - # if defined (__STDC_VERSION__) && __STDC_VERSION__ >= 199901L + #define C_FLT128_DIG FLT128_DIG + #endif + #if defined (__STDC_VERSION__) && __STDC_VERSION__ >= 199901L #define C_LDBL_DIG DECIMAL_DIG - # else + #else #define C_LDBL_DIG LDBL_DIG - # endif #endif ],[[ FILE * pFile; pFile = fopen("pac_Cconftest.out","w"); - fprintf(pFile, "%d\n", C_LDBL_DIG); + fprintf(pFile, "%d\n %d\n", C_LDBL_DIG, C_FLT128_DIG); ]]) ]) AC_RUN_IFELSE([],[ if test -s pac_Cconftest.out ; then - LDBL_DIG="`cat pac_Cconftest.out`" - AC_DEFINE_UNQUOTED([PAC_C_MAX_REAL_PRECISION], $LDBL_DIG, [Determine the decimal precision of C long double]) + LDBL_DIG="`sed -n '1p' pac_Cconftest.out`" + FLT128_DIG="`sed -n '2p' pac_Cconftest.out`" else AC_MSG_WARN([No output from test program!]) fi @@ -588,7 +587,6 @@ rm -f pac_Cconftest.out ],[ AC_MSG_WARN([C program fails to build or run!]) ],[]) -AC_MSG_RESULT([$LDBL_DIG]) ]) |