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Updated configure.ac to check for MPFR 2.4.0 or higher.

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This commit is contained in:
John Wiegley 2009-02-02 16:01:25 -04:00
parent c1cb06e009
commit 9c499f6db3
1 changed files with 3 additions and 1 deletions
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4
configure.ac
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@ -124,6 +124,8 @@ AC_CACHE_CHECK(
AC_LANG_PUSH(C++) AC_LANG_PUSH(C++)
AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <mpfr.h>]], [[mpfr_t bar; AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <mpfr.h>]], [[mpfr_t bar;
mpfr_init(bar); mpfr_init(bar);
char * buf = NULL;
mpfr_asprintf(&buf, "%Rf", bar);
mpfr_clear(bar);]])],[libmpfr_avail_cv_=true],[libmpfr_avail_cv_=false]) mpfr_clear(bar);]])],[libmpfr_avail_cv_=true],[libmpfr_avail_cv_=false])
AC_LANG_POP AC_LANG_POP
LIBS=$libmpfr_save_libs]) LIBS=$libmpfr_save_libs])
@ -131,7 +133,7 @@ AC_CACHE_CHECK(
if [test x$libmpfr_avail_cv_ = xtrue ]; then if [test x$libmpfr_avail_cv_ = xtrue ]; then
LIBS="-lmpfr $LIBS" LIBS="-lmpfr $LIBS"
else else
AC_MSG_FAILURE("Could not find mpfr library (set CPPFLAGS and LDFLAGS?)") AC_MSG_FAILURE("Could not find mpfr library 2.4.0 or higher (set CPPFLAGS and LDFLAGS?)")
fi fi
# check for boost_regex # check for boost_regex