.gitignore | 1 configure.ac | 5 m4/.gitignore | 2 m4/ax_cxx_compile_stdcxx.m4 | 982 +++++++++++++++++++++++++++++++++++++++ m4/ax_cxx_compile_stdcxx_11.m4 | 39 + m4/ax_gcc_func_attribute.m4 | 226 ++++++++ src/lib/CDRDocument.cpp | 5 src/lib/CDROutputElementList.cpp | 4 src/lib/CDRParser.cpp | 1 src/lib/CDRPath.cpp | 2 src/lib/CMXParser.cpp | 1 src/lib/libcdr_utils.h | 52 -- 12 files changed, 1269 insertions(+), 51 deletions(-)
New commits: commit b21d189f482bdb3e7fee3d9ee6df6adc3f7185da Author: David Tardon <[email protected]> Date: Sat Apr 15 17:50:04 2017 +0200 drop unneeded include Change-Id: I60ecaff1f8c29c1411edbdd389f85b5bd7e30dbe diff --git a/src/lib/libcdr_utils.h b/src/lib/libcdr_utils.h index 00e03f4..c9c0ec6 100644 --- a/src/lib/libcdr_utils.h +++ b/src/lib/libcdr_utils.h @@ -14,7 +14,6 @@ #include "config.h" #endif -#include <stdio.h> #include <string> #include <math.h> #include <vector> commit 5099c78dd0adb1d03f91afc43fc415224763db26 Author: David Tardon <[email protected]> Date: Sat Apr 15 17:45:57 2017 +0200 replace manual def. of int types by boost Change-Id: I6727cc9a44b4e6b442fb3c11d4a8949427caaed2 diff --git a/configure.ac b/configure.ac index 72ca4fb..f0ef4da 100644 --- a/configure.ac +++ b/configure.ac @@ -129,6 +129,7 @@ AC_SUBST(ICU_LIBS) # =========================== AC_CHECK_HEADERS( + boost/cstdint.hpp \ boost/optional.hpp \ boost/property_tree/ptree.hpp \ boost/spirit/include/classic.hpp \ diff --git a/src/lib/CMXParser.cpp b/src/lib/CMXParser.cpp index 23175e9..525fa01 100644 --- a/src/lib/CMXParser.cpp +++ b/src/lib/CMXParser.cpp @@ -8,6 +8,7 @@ */ #include <librevenge-stream/librevenge-stream.h> +#include <cinttypes> #include <locale.h> #include <math.h> #include <set> diff --git a/src/lib/libcdr_utils.h b/src/lib/libcdr_utils.h index f750712..00e03f4 100644 --- a/src/lib/libcdr_utils.h +++ b/src/lib/libcdr_utils.h @@ -10,10 +10,17 @@ #ifndef __LIBCDR_UTILS_H__ #define __LIBCDR_UTILS_H__ +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif + #include <stdio.h> #include <string> #include <math.h> #include <vector> + +#include <boost/cstdint.hpp> + #include <librevenge-stream/librevenge-stream.h> #include <librevenge/librevenge.h> @@ -30,40 +37,6 @@ # define CDR_ATTRIBUTE_PRINTF(fmt, arg) #endif -#ifdef _MSC_VER - -typedef unsigned char uint8_t; -typedef unsigned short uint16_t; -typedef short int16_t; -typedef unsigned uint32_t; -typedef int int32_t; -typedef unsigned __int64 uint64_t; -typedef __int64 int64_t; - -#else - -#ifdef HAVE_CONFIG_H - -#include <config.h> - -#ifdef HAVE_STDINT_H -#include <stdint.h> -#endif - -#ifdef HAVE_INTTYPES_H -#include <inttypes.h> -#endif - -#else - -// assume that the headers are there inside LibreOffice build when no HAVE_CONFIG_H is defined -#include <stdint.h> -#include <inttypes.h> - -#endif - -#endif - // do nothing with debug messages in a release compile #ifdef DEBUG namespace libcdr commit 53288cb5a208402964a2a2944d3501731b565951 Author: David Tardon <[email protected]> Date: Sat Apr 15 17:44:44 2017 +0200 move check for __attribute__((format)) to configure Change-Id: I7ac89d2c40cb6b863ca31e1529ee3f261952c1e5 diff --git a/configure.ac b/configure.ac index 677de72..72ca4fb 100644 --- a/configure.ac +++ b/configure.ac @@ -34,6 +34,7 @@ LT_INIT([win32-dll disable-static pic-only]) AC_CANONICAL_HOST AX_CXX_COMPILE_STDCXX_11 +AX_GCC_FUNC_ATTRIBUTE([format]) PKG_PROG_PKG_CONFIG([0.20]) diff --git a/m4/ax_gcc_func_attribute.m4 b/m4/ax_gcc_func_attribute.m4 new file mode 100644 index 0000000..008bee9 --- /dev/null +++ b/m4/ax_gcc_func_attribute.m4 @@ -0,0 +1,226 @@ +# =========================================================================== +# https://www.gnu.org/software/autoconf-archive/ax_gcc_func_attribute.html +# =========================================================================== +# +# SYNOPSIS +# +# AX_GCC_FUNC_ATTRIBUTE(ATTRIBUTE) +# +# DESCRIPTION +# +# This macro checks if the compiler supports one of GCC's function +# attributes; many other compilers also provide function attributes with +# the same syntax. Compiler warnings are used to detect supported +# attributes as unsupported ones are ignored by default so quieting +# warnings when using this macro will yield false positives. +# +# The ATTRIBUTE parameter holds the name of the attribute to be checked. +# +# If ATTRIBUTE is supported define HAVE_FUNC_ATTRIBUTE_<ATTRIBUTE>. +# +# The macro caches its result in the ax_cv_have_func_attribute_<attribute> +# variable. +# +# The macro currently supports the following function attributes: +# +# alias +# aligned +# alloc_size +# always_inline +# artificial +# cold +# const +# constructor +# constructor_priority for constructor attribute with priority +# deprecated +# destructor +# dllexport +# dllimport +# error +# externally_visible +# flatten +# format +# format_arg +# gnu_inline +# hot +# ifunc +# leaf +# malloc +# noclone +# noinline +# nonnull +# noreturn +# nothrow +# optimize +# pure +# unused +# used +# visibility +# warning +# warn_unused_result +# weak +# weakref +# +# Unsuppored function attributes will be tested with a prototype returning +# an int and not accepting any arguments and the result of the check might +# be wrong or meaningless so use with care. +# +# LICENSE +# +# Copyright (c) 2013 Gabriele Svelto <[email protected]> +# +# 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 5 + +AC_DEFUN([AX_GCC_FUNC_ATTRIBUTE], [ + AS_VAR_PUSHDEF([ac_var], [ax_cv_have_func_attribute_$1]) + + AC_CACHE_CHECK([for __attribute__(($1))], [ac_var], [ + AC_LINK_IFELSE([AC_LANG_PROGRAM([ + m4_case([$1], + [alias], [ + int foo( void ) { return 0; } + int bar( void ) __attribute__(($1("foo"))); + ], + [aligned], [ + int foo( void ) __attribute__(($1(32))); + ], + [alloc_size], [ + void *foo(int a) __attribute__(($1(1))); + ], + [always_inline], [ + inline __attribute__(($1)) int foo( void ) { return 0; } + ], + [artificial], [ + inline __attribute__(($1)) int foo( void ) { return 0; } + ], + [cold], [ + int foo( void ) __attribute__(($1)); + ], + [const], [ + int foo( void ) __attribute__(($1)); + ], + [constructor_priority], [ + int foo( void ) __attribute__((__constructor__(65535/2))); + ], + [constructor], [ + int foo( void ) __attribute__(($1)); + ], + [deprecated], [ + int foo( void ) __attribute__(($1(""))); + ], + [destructor], [ + int foo( void ) __attribute__(($1)); + ], + [dllexport], [ + __attribute__(($1)) int foo( void ) { return 0; } + ], + [dllimport], [ + int foo( void ) __attribute__(($1)); + ], + [error], [ + int foo( void ) __attribute__(($1(""))); + ], + [externally_visible], [ + int foo( void ) __attribute__(($1)); + ], + [flatten], [ + int foo( void ) __attribute__(($1)); + ], + [format], [ + int foo(const char *p, ...) __attribute__(($1(printf, 1, 2))); + ], + [format_arg], [ + char *foo(const char *p) __attribute__(($1(1))); + ], + [gnu_inline], [ + inline __attribute__(($1)) int foo( void ) { return 0; } + ], + [hot], [ + int foo( void ) __attribute__(($1)); + ], + [ifunc], [ + int my_foo( void ) { return 0; } + static int (*resolve_foo(void))(void) { return my_foo; } + int foo( void ) __attribute__(($1("resolve_foo"))); + ], + [leaf], [ + __attribute__(($1)) int foo( void ) { return 0; } + ], + [malloc], [ + void *foo( void ) __attribute__(($1)); + ], + [noclone], [ + int foo( void ) __attribute__(($1)); + ], + [noinline], [ + __attribute__(($1)) int foo( void ) { return 0; } + ], + [nonnull], [ + int foo(char *p) __attribute__(($1(1))); + ], + [noreturn], [ + void foo( void ) __attribute__(($1)); + ], + [nothrow], [ + int foo( void ) __attribute__(($1)); + ], + [optimize], [ + __attribute__(($1(3))) int foo( void ) { return 0; } + ], + [pure], [ + int foo( void ) __attribute__(($1)); + ], + [returns_nonnull], [ + void *foo( void ) __attribute__(($1)); + ], + [unused], [ + int foo( void ) __attribute__(($1)); + ], + [used], [ + int foo( void ) __attribute__(($1)); + ], + [visibility], [ + int foo_def( void ) __attribute__(($1("default"))); + int foo_hid( void ) __attribute__(($1("hidden"))); + int foo_int( void ) __attribute__(($1("internal"))); + int foo_pro( void ) __attribute__(($1("protected"))); + ], + [warning], [ + int foo( void ) __attribute__(($1(""))); + ], + [warn_unused_result], [ + int foo( void ) __attribute__(($1)); + ], + [weak], [ + int foo( void ) __attribute__(($1)); + ], + [weakref], [ + static int foo( void ) { return 0; } + static int bar( void ) __attribute__(($1("foo"))); + ], + [ + m4_warn([syntax], [Unsupported attribute $1, the test may fail]) + int foo( void ) __attribute__(($1)); + ] + )], []) + ], + dnl GCC doesn't exit with an error if an unknown attribute is + dnl provided but only outputs a warning, so accept the attribute + dnl only if no warning were issued. + [AS_IF([test -s conftest.err], + [AS_VAR_SET([ac_var], [no])], + [AS_VAR_SET([ac_var], [yes])])], + [AS_VAR_SET([ac_var], [no])]) + ]) + + AS_IF([test yes = AS_VAR_GET([ac_var])], + [AC_DEFINE_UNQUOTED(AS_TR_CPP(HAVE_FUNC_ATTRIBUTE_$1), 1, + [Define to 1 if the system has the `$1' function attribute])], []) + + AS_VAR_POPDEF([ac_var]) +]) diff --git a/src/lib/libcdr_utils.h b/src/lib/libcdr_utils.h index 80125d3..f750712 100644 --- a/src/lib/libcdr_utils.h +++ b/src/lib/libcdr_utils.h @@ -24,7 +24,7 @@ #define CDR_EPSILON 1E-6 #define CDR_ALMOST_ZERO(m) (fabs(m) <= CDR_EPSILON) -#if defined(__clang__) || defined(__GNUC__) +#if defined(HAVE_FUNC_ATTRIBUTE_FORMAT) # define CDR_ATTRIBUTE_PRINTF(fmt, arg) __attribute__((__format__(__printf__, fmt, arg))) #else # define CDR_ATTRIBUTE_PRINTF(fmt, arg) commit 471dc14d9a868ab44702d600fd322bdba544aa3f Author: David Tardon <[email protected]> Date: Sat Apr 15 17:35:51 2017 +0200 drop verbose debug Change-Id: I43829cf0146017d8b7d131aa2d85e6f0d703b913 diff --git a/src/lib/libcdr_utils.h b/src/lib/libcdr_utils.h index 0a7ba87..80125d3 100644 --- a/src/lib/libcdr_utils.h +++ b/src/lib/libcdr_utils.h @@ -64,22 +64,14 @@ typedef __int64 int64_t; #endif -// debug message includes source file and line number -//#define VERBOSE_DEBUG 1 - // do nothing with debug messages in a release compile #ifdef DEBUG namespace libcdr { void debugPrint(const char *format, ...) CDR_ATTRIBUTE_PRINTF(1, 2); } -#ifdef VERBOSE_DEBUG -#define CDR_DEBUG_MSG(M) libcdr::debugPrint("%15s:%5d: ", __FILE__, __LINE__); libcdr::debugPrint M -#define CDR_DEBUG(M) M -#else #define CDR_DEBUG_MSG(M) libcdr::debugPrint M #define CDR_DEBUG(M) M -#endif #else #define CDR_DEBUG_MSG(M) #define CDR_DEBUG(M) commit 18874143a46c479cbb82341d7aa6f29504db4725 Author: David Tardon <[email protected]> Date: Sat Apr 15 17:35:07 2017 +0200 workaround difference in astyle versions Change-Id: I6c517ba4956372538015712c3446818e3c443b88 diff --git a/src/lib/CDROutputElementList.cpp b/src/lib/CDROutputElementList.cpp index 07a581f..8344876 100644 --- a/src/lib/CDROutputElementList.cpp +++ b/src/lib/CDROutputElementList.cpp @@ -407,7 +407,7 @@ libcdr::CDROutputElementList::CDROutputElementList(const libcdr::CDROutputElemen libcdr::CDROutputElementList &libcdr::CDROutputElementList::operator=(const libcdr::CDROutputElementList &elementList) { for (std::vector<CDROutputElement *>::iterator iter = m_elements.begin(); iter != m_elements.end(); ++iter) - delete (*iter); + delete *iter; m_elements.clear(); @@ -420,7 +420,7 @@ libcdr::CDROutputElementList &libcdr::CDROutputElementList::operator=(const libc libcdr::CDROutputElementList::~CDROutputElementList() { for (std::vector<CDROutputElement *>::iterator iter = m_elements.begin(); iter != m_elements.end(); ++iter) - delete (*iter); + delete *iter; m_elements.clear(); } diff --git a/src/lib/CDRPath.cpp b/src/lib/CDRPath.cpp index 708626b..0ece4ed 100644 --- a/src/lib/CDRPath.cpp +++ b/src/lib/CDRPath.cpp @@ -875,7 +875,7 @@ void libcdr::CDRPath::clear() { for (std::vector<CDRPathElement *>::iterator iter = m_elements.begin(); iter != m_elements.end(); ++iter) if (*iter) - delete (*iter); + delete *iter; m_elements.clear(); m_isClosed = false; } commit dd25051dad8210771c58d3a7cbe4b98307018835 Author: David Tardon <[email protected]> Date: Sat Apr 15 17:32:37 2017 +0200 this uses boost::optional so include the header Change-Id: I9efafd00243dfaf25b9955a6c4a91c86028ad123 diff --git a/src/lib/CDRParser.cpp b/src/lib/CDRParser.cpp index 960df3e..fd6c58a 100644 --- a/src/lib/CDRParser.cpp +++ b/src/lib/CDRParser.cpp @@ -15,6 +15,7 @@ #ifndef BOOST_ALL_NO_LIB #define BOOST_ALL_NO_LIB 1 #endif +#include <boost/optional.hpp> #include <boost/property_tree/json_parser.hpp> #include <boost/property_tree/ptree.hpp> #include <boost/spirit/include/classic.hpp> commit 81371c41a555b299385c6809ae372ba602366c98 Author: David Tardon <[email protected]> Date: Sat Apr 15 17:30:27 2017 +0200 boost::scoped_ptr -> std::unique_ptr Change-Id: I4ce2fad3ed859cd5741074fea07038a50fd14a02 diff --git a/configure.ac b/configure.ac index efe67b5..677de72 100644 --- a/configure.ac +++ b/configure.ac @@ -130,7 +130,6 @@ AC_SUBST(ICU_LIBS) AC_CHECK_HEADERS( boost/optional.hpp \ boost/property_tree/ptree.hpp \ - boost/scoped_ptr.hpp \ boost/spirit/include/classic.hpp \ boost/property_tree/json_parser.hpp, [], diff --git a/src/lib/CDRDocument.cpp b/src/lib/CDRDocument.cpp index de6ec95..b44c6a4 100644 --- a/src/lib/CDRDocument.cpp +++ b/src/lib/CDRDocument.cpp @@ -7,9 +7,10 @@ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ +#include <memory> #include <string> #include <string.h> -#include <boost/scoped_ptr.hpp> + #include <libcdr/libcdr.h> #include "CDRParser.h" #include "CDRContentCollector.h" @@ -162,7 +163,7 @@ CDRAPI bool libcdr::CDRDocument::parse(librevenge::RVNGInputStream *input, libre input = tmpInput->getSubStreamByName("content/root.dat"); if (input) { - boost::scoped_ptr<librevenge::RVNGInputStream> tmpStream(tmpInput->getSubStreamByName("content/dataFileList.dat")); + std::unique_ptr<librevenge::RVNGInputStream> tmpStream(tmpInput->getSubStreamByName("content/dataFileList.dat")); if (bool(tmpStream)) { std::string dataFileName; commit cfba12350ad88791ec64077ede9fbffb98885603 Author: David Tardon <[email protected]> Date: Wed Apr 12 19:02:50 2017 +0200 switch to C++11 Change-Id: I049fc4bf37667192b0ae997ad150cde3632d8df3 diff --git a/configure.ac b/configure.ac index c98f391..efe67b5 100644 --- a/configure.ac +++ b/configure.ac @@ -33,6 +33,8 @@ AC_PROG_MAKE_SET LT_INIT([win32-dll disable-static pic-only]) AC_CANONICAL_HOST +AX_CXX_COMPILE_STDCXX_11 + PKG_PROG_PKG_CONFIG([0.20]) # =============== diff --git a/m4/ax_cxx_compile_stdcxx.m4 b/m4/ax_cxx_compile_stdcxx.m4 new file mode 100644 index 0000000..5032bba --- /dev/null +++ b/m4/ax_cxx_compile_stdcxx.m4 @@ -0,0 +1,982 @@ +# =========================================================================== +# https://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 <[email protected]> +# Copyright (c) 2012 Zack Weinberg <[email protected]> +# Copyright (c) 2013 Roy Stogner <[email protected]> +# Copyright (c) 2014, 2015 Google Inc.; contributed by Alexey Sokolov <[email protected]> +# Copyright (c) 2015 Paul Norman <[email protected]> +# Copyright (c) 2015 Moritz Klammler <[email protected]> +# Copyright (c) 2016 Krzesimir Nowak <[email protected]> +# +# 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 7 + +dnl This macro is based on the code from the AX_CXX_COMPILE_STDCXX_11 macro +dnl (serial version number 13). + +AX_REQUIRE_DEFINED([AC_MSG_WARN]) +AC_DEFUN([AX_CXX_COMPILE_STDCXX], [dnl + m4_if([$1], [11], [ax_cxx_compile_alternatives="11 0x"], + [$1], [14], [ax_cxx_compile_alternatives="14 1y"], + [$1], [17], [ax_cxx_compile_alternatives="17 1z"], + [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 alternative in ${ax_cxx_compile_alternatives}; do + switch="-std=gnu++${alternative}" + 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 alternative in ${ax_cxx_compile_alternatives}; do + for switch in -std=c++${alternative} +std=c++${alternative} "-h std=c++${alternative}"; 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 $switch" + fi + ac_success=yes + break + fi + done + if test x$ac_success = xyes; then + 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) + m4_if([$1], [17], [AC_MSG_WARN([C++17 is not yet standardized, so the checks may change in incompatible ways anytime])]) +]) + + +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 +) + +m4_define([_AX_CXX_COMPILE_STDCXX_testbody_17], + _AX_CXX_COMPILE_STDCXX_testbody_new_in_11 + _AX_CXX_COMPILE_STDCXX_testbody_new_in_14 + _AX_CXX_COMPILE_STDCXX_testbody_new_in_17 +) + +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_separators + { + + 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 + +]]) + + +dnl Tests for new features in C++17 + +m4_define([_AX_CXX_COMPILE_STDCXX_testbody_new_in_17], [[ + +// If the compiler admits that it is not ready for C++17, 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++17 compiler" + +#else + +#if defined(__clang__) + #define REALLY_CLANG +#else + #if defined(__GNUC__) + #define REALLY_GCC + #endif +#endif + +#include <initializer_list> +#include <utility> +#include <type_traits> + +namespace cxx17 +{ + +#if !defined(REALLY_CLANG) + namespace test_constexpr_lambdas + { + + // TODO: test it with clang++ from git + + constexpr int foo = [](){return 42;}(); + + } +#endif // !defined(REALLY_CLANG) + + namespace test::nested_namespace::definitions + { + + } + + namespace test_fold_expression + { + + template<typename... Args> + int multiply(Args... args) + { + return (args * ... * 1); + } + + template<typename... Args> + bool all(Args... args) + { + return (args && ...); + } + + } + + namespace test_extended_static_assert + { + + static_assert (true); + + } + + namespace test_auto_brace_init_list + { + + auto foo = {5}; + auto bar {5}; + + static_assert(std::is_same<std::initializer_list<int>, decltype(foo)>::value); + static_assert(std::is_same<int, decltype(bar)>::value); + } + + namespace test_typename_in_template_template_parameter + { + + template<template<typename> typename X> struct D; + + } + + namespace test_fallthrough_nodiscard_maybe_unused_attributes + { + + int f1() + { + return 42; + } + + [[nodiscard]] int f2() + { + [[maybe_unused]] auto unused = f1(); + + switch (f1()) + { + case 17: + f1(); + [[fallthrough]]; + case 42: + f1(); + } + return f1(); + } + + } + + namespace test_extended_aggregate_initialization + { + + struct base1 + { + int b1, b2 = 42; + }; + + struct base2 + { + base2() { + b3 = 42; + } + int b3; + }; + + struct derived : base1, base2 + { + int d; + }; + + derived d1 {{1, 2}, {}, 4}; // full initialization + derived d2 {{}, {}, 4}; // value-initialized bases + + } + + namespace test_general_range_based_for_loop + { + + struct iter + { + int i; + + int& operator* () + { + return i; + } + + const int& operator* () const + { + return i; + } + + iter& operator++() + { + ++i; + return *this; + } + }; + + struct sentinel + { + int i; + }; + + bool operator== (const iter& i, const sentinel& s) + { + return i.i == s.i; + } + + bool operator!= (const iter& i, const sentinel& s) + { + return !(i == s); + } + + struct range + { + iter begin() const + { + return {0}; + } + + sentinel end() const + { + return {5}; + } + }; + + void f() + { + range r {}; + + for (auto i : r) + { + [[maybe_unused]] auto v = i; + } + } + + } + + namespace test_lambda_capture_asterisk_this_by_value + { + + struct t + { + int i; + int foo() + { + return [*this]() + { + return i; + }(); + } + }; + + } + + namespace test_enum_class_construction + { + + enum class byte : unsigned char + {}; + + byte foo {42}; + + } + + namespace test_constexpr_if + { + + template <bool cond> + int f () + { + if constexpr(cond) + { + return 13; + } + else + { + return 42; + } + } + + } + + namespace test_selection_statement_with_initializer + { + + int f() + { + return 13; + } + + int f2() + { + if (auto i = f(); i > 0) + { + return 3; + } + + switch (auto i = f(); i + 4) + { + case 17: + return 2; + + default: + return 1; + } + } + + } + +#if !defined(REALLY_CLANG) + namespace test_template_argument_deduction_for_class_templates + { + + // TODO: test it with clang++ from git + + template <typename T1, typename T2> + struct pair + { + pair (T1 p1, T2 p2) + : m1 {p1}, + m2 {p2} + {} + + T1 m1; + T2 m2; + }; + + void f() + { + [[maybe_unused]] auto p = pair{13, 42u}; + } + + } +#endif // !defined(REALLY_CLANG) + + namespace test_non_type_auto_template_parameters + { + + template <auto n> + struct B + {}; + + B<5> b1; + B<'a'> b2; + + } + +#if !defined(REALLY_CLANG) + namespace test_structured_bindings + { + + // TODO: test it with clang++ from git + + int arr[2] = { 1, 2 }; + std::pair<int, int> pr = { 1, 2 }; + + auto f1() -> int(&)[2] + { + return arr; + } + + auto f2() -> std::pair<int, int>& + { + return pr; + } + + struct S + { + int x1 : 2; + volatile double y1; + }; + + S f3() + { + return {}; + } + + auto [ x1, y1 ] = f1(); + auto& [ xr1, yr1 ] = f1(); + auto [ x2, y2 ] = f2(); + auto& [ xr2, yr2 ] = f2(); + const auto [ x3, y3 ] = f3(); + + } +#endif // !defined(REALLY_CLANG) + +#if !defined(REALLY_CLANG) + namespace test_exception_spec_type_system + { + + // TODO: test it with clang++ from git + + struct Good {}; + struct Bad {}; + + void g1() noexcept; + void g2(); + + template<typename T> + Bad + f(T*, T*); + + template<typename T1, typename T2> + Good + f(T1*, T2*); + + static_assert (std::is_same_v<Good, decltype(f(g1, g2))>); + + } +#endif // !defined(REALLY_CLANG) + + namespace test_inline_variables + { + + template<class T> void f(T) + {} + + template<class T> inline T g(T) + { + return T{}; + } + + template<> inline void f<>(int) + {} + + template<> int g<>(int) + { + return 5; + } + + } + +} // namespace cxx17 + +#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..1733fd8 --- /dev/null +++ b/m4/ax_cxx_compile_stdcxx_11.m4 @@ -0,0 +1,39 @@ +# ============================================================================= +# https://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 <[email protected]> +# Copyright (c) 2012 Zack Weinberg <[email protected]> +# Copyright (c) 2013 Roy Stogner <[email protected]> +# Copyright (c) 2014, 2015 Google Inc.; contributed by Alexey Sokolov <[email protected]> +# Copyright (c) 2015 Paul Norman <[email protected]> +# Copyright (c) 2015 Moritz Klammler <[email protected]> +# +# 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 18 + +AX_REQUIRE_DEFINED([AX_CXX_COMPILE_STDCXX]) +AC_DEFUN([AX_CXX_COMPILE_STDCXX_11], [AX_CXX_COMPILE_STDCXX([11], [$1], [$2])]) commit 0807415e3cd8d285c4c0c884363ea610e23a5ce7 Author: David Tardon <[email protected]> Date: Wed Apr 12 19:01:18 2017 +0200 only ignore generated files in m4 Change-Id: Ibb9e5bf67157a0a5cb3989ed4e0e36027f702fb0 diff --git a/.gitignore b/.gitignore index 519a2a0..c86face 100644 --- a/.gitignore +++ b/.gitignore @@ -18,7 +18,6 @@ libcdr.spec libcdr-zip libcdr-*.tar.* ltmain.sh -m4 missing mkinstalldirs stamp-h1 diff --git a/m4/.gitignore b/m4/.gitignore new file mode 100644 index 0000000..94f2b51 --- /dev/null +++ b/m4/.gitignore @@ -0,0 +1,2 @@ +libtool.m4 +lt*.m4 _______________________________________________ Libreoffice-commits mailing list [email protected] https://lists.freedesktop.org/mailman/listinfo/libreoffice-commits
