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Tentative fix to m4 stuff.

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This commit is contained in:
Davi Reis 2014-06-06 13:31:14 -07:00
parent 217c784dda
commit 8230f935c4
5 changed files with 90 additions and 95 deletions
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7
m4/acinclude.m4 Normal file
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@ -0,0 +1,7 @@
AC_DEFUN([AC_ENABLE_CXXMPH], [AC_ARG_ENABLE([cxxmph],
[ --enable-cxxmph enable the c++ cxxmph library ],
[case "${enableval}" in
yes) cxxmph=true ;;
no) cxxmph=false ;;
*) AC_MSG_ERROR([bad value ${enableval} for --enable-cxxmph]) ;;
esac],[cxxmph=false])])

77
m4/cxx0x.m4 Normal file
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@ -0,0 +1,77 @@
dnl Check for baseline language coverage in the compiler for the C++0x standard.
# AC_COMPILE_STDCXX_OX
AC_DEFUN([AC_COMPILE_STDCXX_0X], [
AC_CACHE_CHECK(if compiler supports C++0x features without additional flags,
ac_cv_cxx_compile_cxx0x_native,
[AC_LANG_SAVE
AC_LANG_CPLUSPLUS
AC_TRY_COMPILE([
#include <unordered_map>
#include <unordered_set>
template <typename T>
struct check
{
static_assert(sizeof(int) <= sizeof(T), "not big enough");
};
typedef check<check<bool>> right_angle_brackets;
int a;
decltype(a) b;
],,
ac_cv_cxx_compile_cxx0x_native=yes, ac_cv_cxx_compile_cxx0x_native=no)
AC_LANG_RESTORE
])
AC_CACHE_CHECK(if compiler supports C++0x features with -std=c++0x,
ac_cv_cxx_compile_cxx0x_cxx,
[AC_LANG_SAVE
AC_LANG_CPLUSPLUS
ac_save_CXXFLAGS="$CXXFLAGS"
CXXFLAGS="$CXXFLAGS -std=c++0x"
AC_TRY_COMPILE([
#include <unordered_map>
template <typename T>
struct check
{
static_assert(sizeof(int) <= sizeof(T), "not big enough");
};
typedef check<check<bool>> right_angle_brackets;
int a;
decltype(a) b;],,
ac_cv_cxx_compile_cxx0x_cxx=yes, ac_cv_cxx_compile_cxx0x_cxx=no)
CXXFLAGS="$ac_save_CXXFLAGS"
AC_LANG_RESTORE
])
AC_CACHE_CHECK(if compiler supports C++0x features with -std=gnu++0x,
ac_cv_cxx_compile_cxx0x_gxx,
[AC_LANG_SAVE
AC_LANG_CPLUSPLUS
ac_save_CXXFLAGS="$CXXFLAGS"
CXXFLAGS="$CXXFLAGS -std=gnu++0x"
AC_TRY_COMPILE([
#include <unordered_map>
template <typename T>
struct check
{
static_assert(sizeof(int) <= sizeof(T), "not big enough");
};
typedef check<check<bool>> right_angle_brackets;
int a;
decltype(a) b;],,
ac_cv_cxx_compile_cxx0x_gxx=yes, ac_cv_cxx_compile_cxx0x_gxx=no)
CXXFLAGS="$ac_save_CXXFLAGS"
AC_LANG_RESTORE
])
if test "$ac_cv_cxx_compile_cxx0x_native" = yes ||
test "$ac_cv_cxx_compile_cxx0x_cxx" = yes ||
test "$ac_cv_cxx_compile_cxx0x_gxx" = yes; then
AC_DEFINE(HAVE_STDCXX_0X,,[Define if g++ supports C++0x features. ])
fi
])

94
acinclude.m4 → m4/largefile.m4
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@ -1,95 +1,3 @@
AC_DEFUN([AC_ENABLE_CXXMPH], [AC_ARG_ENABLE([cxxmph],
[ --enable-cxxmph enable the c++ cxxmph library ],
[case "${enableval}" in
yes) cxxmph=true ;;
no) cxxmph=false ;;
*) AC_MSG_ERROR([bad value ${enableval} for --enable-cxxmph]) ;;
esac],[cxxmph=false])])
AC_DEFUN([AC_CHECK_SPOON], [
AC_ARG_WITH(spoon, [ --with-spoon=SPOON this is inocuous, since the truth is that there is no spoon ])
AC_MSG_CHECKING(if there is spoon)
AC_MSG_RESULT(no)
])
dnl Check for baseline language coverage in the compiler for the C++0x standard.
# AC_COMPILE_STDCXX_OX
AC_DEFUN([AC_COMPILE_STDCXX_0X], [
AC_CACHE_CHECK(if compiler supports C++0x features without additional flags,
ac_cv_cxx_compile_cxx0x_native,
[AC_LANG_SAVE
AC_LANG_CPLUSPLUS
AC_TRY_COMPILE([
#include <unordered_map>
#include <unordered_set>
template <typename T>
struct check
{
static_assert(sizeof(int) <= sizeof(T), "not big enough");
};
typedef check<check<bool>> right_angle_brackets;
int a;
decltype(a) b;
],,
ac_cv_cxx_compile_cxx0x_native=yes, ac_cv_cxx_compile_cxx0x_native=no)
AC_LANG_RESTORE
])
AC_CACHE_CHECK(if compiler supports C++0x features with -std=c++0x,
ac_cv_cxx_compile_cxx0x_cxx,
[AC_LANG_SAVE
AC_LANG_CPLUSPLUS
ac_save_CXXFLAGS="$CXXFLAGS"
CXXFLAGS="$CXXFLAGS -std=c++0x"
AC_TRY_COMPILE([
#include <unordered_map>
template <typename T>
struct check
{
static_assert(sizeof(int) <= sizeof(T), "not big enough");
};
typedef check<check<bool>> right_angle_brackets;
int a;
decltype(a) b;],,
ac_cv_cxx_compile_cxx0x_cxx=yes, ac_cv_cxx_compile_cxx0x_cxx=no)
CXXFLAGS="$ac_save_CXXFLAGS"
AC_LANG_RESTORE
])
AC_CACHE_CHECK(if compiler supports C++0x features with -std=gnu++0x,
ac_cv_cxx_compile_cxx0x_gxx,
[AC_LANG_SAVE
AC_LANG_CPLUSPLUS
ac_save_CXXFLAGS="$CXXFLAGS"
CXXFLAGS="$CXXFLAGS -std=gnu++0x"
AC_TRY_COMPILE([
#include <unordered_map>
template <typename T>
struct check
{
static_assert(sizeof(int) <= sizeof(T), "not big enough");
};
typedef check<check<bool>> right_angle_brackets;
int a;
decltype(a) b;],,
ac_cv_cxx_compile_cxx0x_gxx=yes, ac_cv_cxx_compile_cxx0x_gxx=no)
CXXFLAGS="$ac_save_CXXFLAGS"
AC_LANG_RESTORE
])
if test "$ac_cv_cxx_compile_cxx0x_native" = yes ||
test "$ac_cv_cxx_compile_cxx0x_cxx" = yes ||
test "$ac_cv_cxx_compile_cxx0x_gxx" = yes; then
AC_DEFINE(HAVE_STDCXX_0X,,[Define if g++ supports C++0x features. ])
fi
])
dnl By default, many hosts won't let programs access large files; dnl By default, many hosts won't let programs access large files;
dnl one must use special compiler options to get large-file access to work. dnl one must use special compiler options to get large-file access to work.
dnl For more details about this brain damage please see: dnl For more details about this brain damage please see:
@ -203,5 +111,3 @@ AC_DEFUN([AC_SYS_EXTRA_LARGEFILE],
esac]) esac])
fi fi
]) ])

5
m4/spoon.m4 Normal file
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@ -0,0 +1,5 @@
AC_DEFUN([AC_CHECK_SPOON], [
AC_ARG_WITH(spoon, [ --with-spoon=SPOON this is inocuous, since the truth is that there is no spoon ])
AC_MSG_CHECKING(if there is spoon)
AC_MSG_RESULT(no)
])