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configure: Simplify perl tests

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This commit is contained in:
TingPing
2015-04-22 22:41:02 -04:00
parent 73d865b243
commit 5263887ac3
3 changed files with 147 additions and 55 deletions
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84
configure.ac
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@@ -217,65 +217,41 @@ dnl *********************************************************************
dnl ** PERL *************************************************************
dnl *********************************************************************
if test "$perl" = yes; then
AS_IF([test "$perl" = yes], [
AC_MSG_CHECKING(for plugin interface used by Perl)
if test "$plugin" = yes; then
AS_IF([test "$plugin" = yes], [
AC_MSG_RESULT([yes])
AC_PATH_PROG(perlpath, perl)
AC_MSG_CHECKING(for Perl compile flags)
PERL_CFLAGS=`$perlpath -MExtUtils::Embed -e ccopts 2>/dev/null`
if test "_$PERL_CFLAGS" = _ ; then
AC_MSG_RESULT([not found, building without perl.])
perl=no
else
PERL_LDFLAGS=`$perlpath -MExtUtils::Embed -e ldopts |$sedpath 's/-lgdbm //'`
PERL_LDFLAGS=`echo $PERL_LDFLAGS |$sedpath 's/-ldb //'`
PERL_LDFLAGS=`echo $PERL_LDFLAGS |$sedpath 's/-lndbm //'`
if test "$system" = "Linux"; then
PERL_LDFLAGS=`echo $PERL_LDFLAGS |$sedpath 's/-lnsl //'`
PERL_LDFLAGS=`echo $PERL_LDFLAGS |$sedpath 's/-lposix //'`
fi
PERL_LDFLAGS=`echo $PERL_LDFLAGS |$sedpath 's/-lc //'`
AC_MSG_RESULT(ok)
AC_MSG_CHECKING(for perl >= 5.8.0)
PERL_VER=`$perlpath -e 'print $]>= 5.008?"yes":"no"'`
if test "$PERL_VER" = "yes"; then
original_cflags="$CFLAGS"
original_ldflags="$LDFLAGS"
CFLAGS="$PERL_CFLAGS"
LDFLAGS="$PERL_LDFLAGS"
AC_LINK_IFELSE([AC_LANG_PROGRAM([[
#define PERL_NO_INLINE_FUNCTIONS
#include <EXTERN.h>
#include <perl.h>
]], [[]])],[perl_is_usable=yes],[perl_is_usable=no])
CFLAGS="$original_cflags"
LDFLAGS="$original_ldflags"
if test x$perl_is_usable = xno ; then
AC_MSG_RESULT(no)
perl=no
else
AC_MSG_RESULT(yes)
AC_MSG_CHECKING(if perl plugin will be backward compatible)
if test "$perl_old" = "yes"; then
AC_MSG_RESULT(yes)
AC_DEFINE(OLD_PERL)
else
AC_MSG_RESULT(no)
fi
fi
else
AC_MSG_RESULT(no)
echo "perl version too old, building without perl."
perl=no
fi
fi
else
AX_PERL_EXT_FLAGS([PERL_CFLAGS], [PERL_LDFLAGS])
original_cflags="$CFLAGS"
original_ldflags="$LDFLAGS"
CFLAGS="$PERL_CFLAGS"
LDFLAGS="$PERL_LDFLAGS"
AC_LINK_IFELSE([AC_LANG_PROGRAM([[
#define PERL_NO_INLINE_FUNCTIONS
#include <EXTERN.h>
#include <perl.h>
]], [[]])],[perl_is_usable=yes],[perl_is_usable=no])
CFLAGS="$original_cflags"
LDFLAGS="$original_ldflags"
AS_IF([test "$perl_is_usable" = "no"], [
AC_MSG_WARN([perl test failed to compile, disabling])
perl=no
], [
AC_MSG_CHECKING([if perl plugin will be backward compatible])
AS_IF([test "$perl_old" = "yes"], [
AC_MSG_RESULT([yes])
AC_DEFINE(OLD_PERL)
], [
AC_MSG_RESULT([no])
])
])
], [
AC_MSG_RESULT([plugins are disabled, use the --enable-plugin option for Perl])
perl=no
fi
fi
])
])
dnl *********************************************************************
dnl ** PYTHON ***********************************************************
dnl *********************************************************************