[vlmc-devel] [PATCH 1/6] Initialized autotools build system.
Hugo Beauzée-Luyssen
hugo at beauzee.fr
Wed May 18 22:19:24 CEST 2016
On 05/09/2016 01:29 PM, Paweł Wegner wrote:
> ---
> Makefile.am | 3 +
> configure.ac | 16 ++
> m4/ax_cxx_compile_stdcxx.m4 | 562 +++++++++++++++++++++++++++++++++++++++++
> m4/ax_cxx_compile_stdcxx_11.m4 | 40 +++
> src/ICloudStorage.cpp | 7 +
> src/ICloudStorage.h | 16 ++
> src/Makefile.am | 4 +
> test/Makefile.am | 9 +
> test/main.cpp | 6 +
> 9 files changed, 663 insertions(+)
> create mode 100644 Makefile.am
> create mode 100644 configure.ac
> create mode 100644 m4/ax_cxx_compile_stdcxx.m4
> create mode 100644 m4/ax_cxx_compile_stdcxx_11.m4
> create mode 100644 src/ICloudStorage.cpp
> create mode 100644 src/ICloudStorage.h
> create mode 100644 src/Makefile.am
> create mode 100644 test/Makefile.am
> create mode 100644 test/main.cpp
>
> diff --git a/Makefile.am b/Makefile.am
> new file mode 100644
> index 0000000..f18d905
> --- /dev/null
> +++ b/Makefile.am
> @@ -0,0 +1,3 @@
> +ACLOCAL_AMFLAGS = -I m4
> +SUBDIRS = src test
> +
> diff --git a/configure.ac b/configure.ac
> new file mode 100644
> index 0000000..7c07e14
> --- /dev/null
> +++ b/configure.ac
> @@ -0,0 +1,16 @@
> +AC_INIT([libcloudstorage], [1.0])
> +AM_INIT_AUTOMAKE([foreign subdir-objects])
> +AC_CONFIG_MACRO_DIRS([m4])
> +LT_INIT
> +
> +AC_PROG_CXX
> +
> +AX_CXX_COMPILE_STDCXX_11
> +
> +AC_CONFIG_FILES([
> + Makefile
> + src/Makefile
> + test/Makefile
> +])
> +
> +AC_OUTPUT
> diff --git a/m4/ax_cxx_compile_stdcxx.m4 b/m4/ax_cxx_compile_stdcxx.m4
> new file mode 100644
> index 0000000..2c18e49
> --- /dev/null
> +++ b/m4/ax_cxx_compile_stdcxx.m4
> @@ -0,0 +1,562 @@
> +# ===========================================================================
> +# http://www.gnu.org/software/autoconf-archive/ax_cxx_compile_stdcxx.html
> +# ===========================================================================
> +#
> +# SYNOPSIS
> +#
> +# AX_CXX_COMPILE_STDCXX(VERSION, [ext|noext], [mandatory|optional])
> +#
> +# DESCRIPTION
> +#
> +# Check for baseline language coverage in the compiler for the specified
> +# version of the C++ standard. If necessary, add switches to CXX and
> +# CXXCPP to enable support. VERSION may be '11' (for the C++11 standard)
> +# or '14' (for the C++14 standard).
> +#
> +# The second argument, if specified, indicates whether you insist on an
> +# extended mode (e.g. -std=gnu++11) or a strict conformance mode (e.g.
> +# -std=c++11). If neither is specified, you get whatever works, with
> +# preference for an extended mode.
> +#
> +# The third argument, if specified 'mandatory' or if left unspecified,
> +# indicates that baseline support for the specified C++ standard is
> +# required and that the macro should error out if no mode with that
> +# support is found. If specified 'optional', then configuration proceeds
> +# regardless, after defining HAVE_CXX${VERSION} if and only if a
> +# supporting mode is found.
> +#
> +# LICENSE
> +#
> +# Copyright (c) 2008 Benjamin Kosnik <bkoz at redhat.com>
> +# Copyright (c) 2012 Zack Weinberg <zackw at panix.com>
> +# Copyright (c) 2013 Roy Stogner <roystgnr at ices.utexas.edu>
> +# Copyright (c) 2014, 2015 Google Inc.; contributed by Alexey Sokolov <sokolov at google.com>
> +# Copyright (c) 2015 Paul Norman <penorman at mac.com>
> +# Copyright (c) 2015 Moritz Klammler <moritz at klammler.eu>
> +#
> +# Copying and distribution of this file, with or without modification, are
> +# permitted in any medium without royalty provided the copyright notice
> +# and this notice are preserved. This file is offered as-is, without any
> +# warranty.
> +
> +#serial 4
> +
> +dnl This macro is based on the code from the AX_CXX_COMPILE_STDCXX_11 macro
> +dnl (serial version number 13).
> +
> +AC_DEFUN([AX_CXX_COMPILE_STDCXX], [dnl
> + m4_if([$1], [11], [],
> + [$1], [14], [],
> + [$1], [17], [m4_fatal([support for C++17 not yet implemented in AX_CXX_COMPILE_STDCXX])],
> + [m4_fatal([invalid first argument `$1' to AX_CXX_COMPILE_STDCXX])])dnl
> + m4_if([$2], [], [],
> + [$2], [ext], [],
> + [$2], [noext], [],
> + [m4_fatal([invalid second argument `$2' to AX_CXX_COMPILE_STDCXX])])dnl
> + m4_if([$3], [], [ax_cxx_compile_cxx$1_required=true],
> + [$3], [mandatory], [ax_cxx_compile_cxx$1_required=true],
> + [$3], [optional], [ax_cxx_compile_cxx$1_required=false],
> + [m4_fatal([invalid third argument `$3' to AX_CXX_COMPILE_STDCXX])])
> + AC_LANG_PUSH([C++])dnl
> + ac_success=no
> + AC_CACHE_CHECK(whether $CXX supports C++$1 features by default,
> + ax_cv_cxx_compile_cxx$1,
> + [AC_COMPILE_IFELSE([AC_LANG_SOURCE([_AX_CXX_COMPILE_STDCXX_testbody_$1])],
> + [ax_cv_cxx_compile_cxx$1=yes],
> + [ax_cv_cxx_compile_cxx$1=no])])
> + if test x$ax_cv_cxx_compile_cxx$1 = xyes; then
> + ac_success=yes
> + fi
> +
> + m4_if([$2], [noext], [], [dnl
> + if test x$ac_success = xno; then
> + for switch in -std=gnu++$1 -std=gnu++0x; do
> + cachevar=AS_TR_SH([ax_cv_cxx_compile_cxx$1_$switch])
> + AC_CACHE_CHECK(whether $CXX supports C++$1 features with $switch,
> + $cachevar,
> + [ac_save_CXX="$CXX"
> + CXX="$CXX $switch"
> + AC_COMPILE_IFELSE([AC_LANG_SOURCE([_AX_CXX_COMPILE_STDCXX_testbody_$1])],
> + [eval $cachevar=yes],
> + [eval $cachevar=no])
> + CXX="$ac_save_CXX"])
> + if eval test x\$$cachevar = xyes; then
> + CXX="$CXX $switch"
> + if test -n "$CXXCPP" ; then
> + CXXCPP="$CXXCPP $switch"
> + fi
> + ac_success=yes
> + break
> + fi
> + done
> + fi])
> +
> + m4_if([$2], [ext], [], [dnl
> + if test x$ac_success = xno; then
> + dnl HP's aCC needs +std=c++11 according to:
> + dnl http://h21007.www2.hp.com/portal/download/files/unprot/aCxx/PDF_Release_Notes/769149-001.pdf
> + dnl Cray's crayCC needs "-h std=c++11"
> + for switch in -std=c++$1 -std=c++0x +std=c++$1 "-h std=c++$1"; do
> + cachevar=AS_TR_SH([ax_cv_cxx_compile_cxx$1_$switch])
> + AC_CACHE_CHECK(whether $CXX supports C++$1 features with $switch,
> + $cachevar,
> + [ac_save_CXX="$CXX"
> + CXX="$CXX $switch"
> + AC_COMPILE_IFELSE([AC_LANG_SOURCE([_AX_CXX_COMPILE_STDCXX_testbody_$1])],
> + [eval $cachevar=yes],
> + [eval $cachevar=no])
> + CXX="$ac_save_CXX"])
> + if eval test x\$$cachevar = xyes; then
> + CXX="$CXX $switch"
> + if test -n "$CXXCPP" ; then
> + CXXCPP="$CXXCPP $switch"
> + fi
> + ac_success=yes
> + break
> + fi
> + done
> + fi])
> + AC_LANG_POP([C++])
> + if test x$ax_cxx_compile_cxx$1_required = xtrue; then
> + if test x$ac_success = xno; then
> + AC_MSG_ERROR([*** A compiler with support for C++$1 language features is required.])
> + fi
> + fi
> + if test x$ac_success = xno; then
> + HAVE_CXX$1=0
> + AC_MSG_NOTICE([No compiler with C++$1 support was found])
> + else
> + HAVE_CXX$1=1
> + AC_DEFINE(HAVE_CXX$1,1,
> + [define if the compiler supports basic C++$1 syntax])
> + fi
> + AC_SUBST(HAVE_CXX$1)
> +])
> +
> +
> +dnl Test body for checking C++11 support
> +
> +m4_define([_AX_CXX_COMPILE_STDCXX_testbody_11],
> + _AX_CXX_COMPILE_STDCXX_testbody_new_in_11
> +)
> +
> +
> +dnl Test body for checking C++14 support
> +
> +m4_define([_AX_CXX_COMPILE_STDCXX_testbody_14],
> + _AX_CXX_COMPILE_STDCXX_testbody_new_in_11
> + _AX_CXX_COMPILE_STDCXX_testbody_new_in_14
> +)
> +
> +
> +dnl Tests for new features in C++11
> +
> +m4_define([_AX_CXX_COMPILE_STDCXX_testbody_new_in_11], [[
> +
> +// If the compiler admits that it is not ready for C++11, why torture it?
> +// Hopefully, this will speed up the test.
> +
> +#ifndef __cplusplus
> +
> +#error "This is not a C++ compiler"
> +
> +#elif __cplusplus < 201103L
> +
> +#error "This is not a C++11 compiler"
> +
> +#else
> +
> +namespace cxx11
> +{
> +
> + namespace test_static_assert
> + {
> +
> + template <typename T>
> + struct check
> + {
> + static_assert(sizeof(int) <= sizeof(T), "not big enough");
> + };
> +
> + }
> +
> + namespace test_final_override
> + {
> +
> + struct Base
> + {
> + virtual void f() {}
> + };
> +
> + struct Derived : public Base
> + {
> + virtual void f() override {}
> + };
> +
> + }
> +
> + namespace test_double_right_angle_brackets
> + {
> +
> + template < typename T >
> + struct check {};
> +
> + typedef check<void> single_type;
> + typedef check<check<void>> double_type;
> + typedef check<check<check<void>>> triple_type;
> + typedef check<check<check<check<void>>>> quadruple_type;
> +
> + }
> +
> + namespace test_decltype
> + {
> +
> + int
> + f()
> + {
> + int a = 1;
> + decltype(a) b = 2;
> + return a + b;
> + }
> +
> + }
> +
> + namespace test_type_deduction
> + {
> +
> + template < typename T1, typename T2 >
> + struct is_same
> + {
> + static const bool value = false;
> + };
> +
> + template < typename T >
> + struct is_same<T, T>
> + {
> + static const bool value = true;
> + };
> +
> + template < typename T1, typename T2 >
> + auto
> + add(T1 a1, T2 a2) -> decltype(a1 + a2)
> + {
> + return a1 + a2;
> + }
> +
> + int
> + test(const int c, volatile int v)
> + {
> + static_assert(is_same<int, decltype(0)>::value == true, "");
> + static_assert(is_same<int, decltype(c)>::value == false, "");
> + static_assert(is_same<int, decltype(v)>::value == false, "");
> + auto ac = c;
> + auto av = v;
> + auto sumi = ac + av + 'x';
> + auto sumf = ac + av + 1.0;
> + static_assert(is_same<int, decltype(ac)>::value == true, "");
> + static_assert(is_same<int, decltype(av)>::value == true, "");
> + static_assert(is_same<int, decltype(sumi)>::value == true, "");
> + static_assert(is_same<int, decltype(sumf)>::value == false, "");
> + static_assert(is_same<int, decltype(add(c, v))>::value == true, "");
> + return (sumf > 0.0) ? sumi : add(c, v);
> + }
> +
> + }
> +
> + namespace test_noexcept
> + {
> +
> + int f() { return 0; }
> + int g() noexcept { return 0; }
> +
> + static_assert(noexcept(f()) == false, "");
> + static_assert(noexcept(g()) == true, "");
> +
> + }
> +
> + namespace test_constexpr
> + {
> +
> + template < typename CharT >
> + unsigned long constexpr
> + strlen_c_r(const CharT *const s, const unsigned long acc) noexcept
> + {
> + return *s ? strlen_c_r(s + 1, acc + 1) : acc;
> + }
> +
> + template < typename CharT >
> + unsigned long constexpr
> + strlen_c(const CharT *const s) noexcept
> + {
> + return strlen_c_r(s, 0UL);
> + }
> +
> + static_assert(strlen_c("") == 0UL, "");
> + static_assert(strlen_c("1") == 1UL, "");
> + static_assert(strlen_c("example") == 7UL, "");
> + static_assert(strlen_c("another\0example") == 7UL, "");
> +
> + }
> +
> + namespace test_rvalue_references
> + {
> +
> + template < int N >
> + struct answer
> + {
> + static constexpr int value = N;
> + };
> +
> + answer<1> f(int&) { return answer<1>(); }
> + answer<2> f(const int&) { return answer<2>(); }
> + answer<3> f(int&&) { return answer<3>(); }
> +
> + void
> + test()
> + {
> + int i = 0;
> + const int c = 0;
> + static_assert(decltype(f(i))::value == 1, "");
> + static_assert(decltype(f(c))::value == 2, "");
> + static_assert(decltype(f(0))::value == 3, "");
> + }
> +
> + }
> +
> + namespace test_uniform_initialization
> + {
> +
> + struct test
> + {
> + static const int zero {};
> + static const int one {1};
> + };
> +
> + static_assert(test::zero == 0, "");
> + static_assert(test::one == 1, "");
> +
> + }
> +
> + namespace test_lambdas
> + {
> +
> + void
> + test1()
> + {
> + auto lambda1 = [](){};
> + auto lambda2 = lambda1;
> + lambda1();
> + lambda2();
> + }
> +
> + int
> + test2()
> + {
> + auto a = [](int i, int j){ return i + j; }(1, 2);
> + auto b = []() -> int { return '0'; }();
> + auto c = [=](){ return a + b; }();
> + auto d = [&](){ return c; }();
> + auto e = [a, &b](int x) mutable {
> + const auto identity = [](int y){ return y; };
> + for (auto i = 0; i < a; ++i)
> + a += b--;
> + return x + identity(a + b);
> + }(0);
> + return a + b + c + d + e;
> + }
> +
> + int
> + test3()
> + {
> + const auto nullary = [](){ return 0; };
> + const auto unary = [](int x){ return x; };
> + using nullary_t = decltype(nullary);
> + using unary_t = decltype(unary);
> + const auto higher1st = [](nullary_t f){ return f(); };
> + const auto higher2nd = [unary](nullary_t f1){
> + return [unary, f1](unary_t f2){ return f2(unary(f1())); };
> + };
> + return higher1st(nullary) + higher2nd(nullary)(unary);
> + }
> +
> + }
> +
> + namespace test_variadic_templates
> + {
> +
> + template <int...>
> + struct sum;
> +
> + template <int N0, int... N1toN>
> + struct sum<N0, N1toN...>
> + {
> + static constexpr auto value = N0 + sum<N1toN...>::value;
> + };
> +
> + template <>
> + struct sum<>
> + {
> + static constexpr auto value = 0;
> + };
> +
> + static_assert(sum<>::value == 0, "");
> + static_assert(sum<1>::value == 1, "");
> + static_assert(sum<23>::value == 23, "");
> + static_assert(sum<1, 2>::value == 3, "");
> + static_assert(sum<5, 5, 11>::value == 21, "");
> + static_assert(sum<2, 3, 5, 7, 11, 13>::value == 41, "");
> +
> + }
> +
> + // http://stackoverflow.com/questions/13728184/template-aliases-and-sfinae
> + // Clang 3.1 fails with headers of libstd++ 4.8.3 when using std::function
> + // because of this.
> + namespace test_template_alias_sfinae
> + {
> +
> + struct foo {};
> +
> + template<typename T>
> + using member = typename T::member_type;
> +
> + template<typename T>
> + void func(...) {}
> +
> + template<typename T>
> + void func(member<T>*) {}
> +
> + void test();
> +
> + void test() { func<foo>(0); }
> +
> + }
> +
> +} // namespace cxx11
> +
> +#endif // __cplusplus >= 201103L
> +
> +]])
> +
> +
> +dnl Tests for new features in C++14
> +
> +m4_define([_AX_CXX_COMPILE_STDCXX_testbody_new_in_14], [[
> +
> +// If the compiler admits that it is not ready for C++14, why torture it?
> +// Hopefully, this will speed up the test.
> +
> +#ifndef __cplusplus
> +
> +#error "This is not a C++ compiler"
> +
> +#elif __cplusplus < 201402L
> +
> +#error "This is not a C++14 compiler"
> +
> +#else
> +
> +namespace cxx14
> +{
> +
> + namespace test_polymorphic_lambdas
> + {
> +
> + int
> + test()
> + {
> + const auto lambda = [](auto&&... args){
> + const auto istiny = [](auto x){
> + return (sizeof(x) == 1UL) ? 1 : 0;
> + };
> + const int aretiny[] = { istiny(args)... };
> + return aretiny[0];
> + };
> + return lambda(1, 1L, 1.0f, '1');
> + }
> +
> + }
> +
> + namespace test_binary_literals
> + {
> +
> + constexpr auto ivii = 0b0000000000101010;
> + static_assert(ivii == 42, "wrong value");
> +
> + }
> +
> + namespace test_generalized_constexpr
> + {
> +
> + template < typename CharT >
> + constexpr unsigned long
> + strlen_c(const CharT *const s) noexcept
> + {
> + auto length = 0UL;
> + for (auto p = s; *p; ++p)
> + ++length;
> + return length;
> + }
> +
> + static_assert(strlen_c("") == 0UL, "");
> + static_assert(strlen_c("x") == 1UL, "");
> + static_assert(strlen_c("test") == 4UL, "");
> + static_assert(strlen_c("another\0test") == 7UL, "");
> +
> + }
> +
> + namespace test_lambda_init_capture
> + {
> +
> + int
> + test()
> + {
> + auto x = 0;
> + const auto lambda1 = [a = x](int b){ return a + b; };
> + const auto lambda2 = [a = lambda1(x)](){ return a; };
> + return lambda2();
> + }
> +
> + }
> +
> + namespace test_digit_seperators
> + {
> +
> + constexpr auto ten_million = 100'000'000;
> + static_assert(ten_million == 100000000, "");
> +
> + }
> +
> + namespace test_return_type_deduction
> + {
> +
> + auto f(int& x) { return x; }
> + decltype(auto) g(int& x) { return x; }
> +
> + template < typename T1, typename T2 >
> + struct is_same
> + {
> + static constexpr auto value = false;
> + };
> +
> + template < typename T >
> + struct is_same<T, T>
> + {
> + static constexpr auto value = true;
> + };
> +
> + int
> + test()
> + {
> + auto x = 0;
> + static_assert(is_same<int, decltype(f(x))>::value, "");
> + static_assert(is_same<int&, decltype(g(x))>::value, "");
> + return x;
> + }
> +
> + }
> +
> +} // namespace cxx14
> +
> +#endif // __cplusplus >= 201402L
> +
> +]])
> diff --git a/m4/ax_cxx_compile_stdcxx_11.m4 b/m4/ax_cxx_compile_stdcxx_11.m4
> new file mode 100644
> index 0000000..3dd5cf9
> --- /dev/null
> +++ b/m4/ax_cxx_compile_stdcxx_11.m4
> @@ -0,0 +1,40 @@
> +# ============================================================================
> +# http://www.gnu.org/software/autoconf-archive/ax_cxx_compile_stdcxx_11.html
> +# ============================================================================
> +#
> +# SYNOPSIS
> +#
> +# AX_CXX_COMPILE_STDCXX_11([ext|noext], [mandatory|optional])
> +#
> +# DESCRIPTION
> +#
> +# Check for baseline language coverage in the compiler for the C++11
> +# standard; if necessary, add switches to CXX and CXXCPP to enable
> +# support.
> +#
> +# This macro is a convenience alias for calling the AX_CXX_COMPILE_STDCXX
> +# macro with the version set to C++11. The two optional arguments are
> +# forwarded literally as the second and third argument respectively.
> +# Please see the documentation for the AX_CXX_COMPILE_STDCXX macro for
> +# more information. If you want to use this macro, you also need to
> +# download the ax_cxx_compile_stdcxx.m4 file.
> +#
> +# LICENSE
> +#
> +# Copyright (c) 2008 Benjamin Kosnik <bkoz at redhat.com>
> +# Copyright (c) 2012 Zack Weinberg <zackw at panix.com>
> +# Copyright (c) 2013 Roy Stogner <roystgnr at ices.utexas.edu>
> +# Copyright (c) 2014, 2015 Google Inc.; contributed by Alexey Sokolov <sokolov at google.com>
> +# Copyright (c) 2015 Paul Norman <penorman at mac.com>
> +# Copyright (c) 2015 Moritz Klammler <moritz at klammler.eu>
> +#
> +# Copying and distribution of this file, with or without modification, are
> +# permitted in any medium without royalty provided the copyright notice
> +# and this notice are preserved. This file is offered as-is, without any
> +# warranty.
> +
> +#serial 16
> +
> +include([ax_cxx_compile_stdcxx.m4])
> +
> +AC_DEFUN([AX_CXX_COMPILE_STDCXX_11], [AX_CXX_COMPILE_STDCXX([11], [$1], [$2])])
> diff --git a/src/ICloudStorage.cpp b/src/ICloudStorage.cpp
> new file mode 100644
> index 0000000..4296881
> --- /dev/null
> +++ b/src/ICloudStorage.cpp
> @@ -0,0 +1,7 @@
> +#include "ICloudStorage.h"
> +
> +namespace cloudstorage {
> +
> +ICloudStorage::ICloudStorage() {}
> +
> +}; // namespace cloudstorage
> diff --git a/src/ICloudStorage.h b/src/ICloudStorage.h
> new file mode 100644
> index 0000000..19a537b
> --- /dev/null
> +++ b/src/ICloudStorage.h
> @@ -0,0 +1,16 @@
> +#ifndef ICLOUDSTORAGE_H
> +#define ICLOUDSTORAGE_H
> +
> +namespace cloudstorage {
> +
> +class ICloudStorage {
> + public:
> + ICloudStorage();
> + virtual ~ICloudStorage() = default;
> +
> + private:
> +};
> +
> +} // namespace cloudstorage
> +
> +#endif // ICLOUDSTORAGE_H
> diff --git a/src/Makefile.am b/src/Makefile.am
> new file mode 100644
> index 0000000..6c59c77
> --- /dev/null
> +++ b/src/Makefile.am
> @@ -0,0 +1,4 @@
> +ACLOCAL_AMFLAGS = -I m4
> +
> +lib_LTLIBRARIES = libcloudstorage.la
> +libcloudstorage_la_SOURCES = ICloudStorage.cpp
> diff --git a/test/Makefile.am b/test/Makefile.am
> new file mode 100644
> index 0000000..12980db
> --- /dev/null
> +++ b/test/Makefile.am
> @@ -0,0 +1,9 @@
> +ACLOCAL_AMFLAGS = -I m4
> +
> +AM_LDFLAGS = $(top_srcdir)/src/libcloudstorage.la
> +AM_CXXFLAGS = -I$(top_srcdir)/src
> +
> +check_PROGRAMS = main
> +main_SOURCES = main.cpp
> +
> +TESTS = main
> diff --git a/test/main.cpp b/test/main.cpp
> new file mode 100644
> index 0000000..e75b175
> --- /dev/null
> +++ b/test/main.cpp
> @@ -0,0 +1,6 @@
> +#include <ICloudStorage.h>
> +
> +int main() {
> + cloudstorage::ICloudStorage obj;
> + return 0;
> +}
>
patchset reviewed on your gitlab repo.
My sincere apologies for the delay...
--
Hugo Beauzée-Luyssen
www.beauzee.fr
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