m4: move nerdcruft m4 into submodule
This commit is contained in:
parent
c08698c283
commit
4b1efc8a01
3
.gitmodules
vendored
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3
.gitmodules
vendored
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@ -0,0 +1,3 @@
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[submodule "m4/nc"]
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path = m4/nc
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url = git://git.nerdcruft.net/autocruft
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@ -9,6 +9,7 @@ AC_INIT([vk-cruft], [0.0.1], [danny@nerdcruft.net], [], [http://nerdcruft.net/])
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AC_CONFIG_AUX_DIR([build-aux])
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AC_CONFIG_AUX_DIR([build-aux])
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AC_CONFIG_MACRO_DIR([m4])
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AC_CONFIG_MACRO_DIR([m4])
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AC_CONFIG_MACRO_DIR([m4/nc])
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AC_USE_SYSTEM_EXTENSIONS
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AC_USE_SYSTEM_EXTENSIONS
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AC_CANONICAL_HOST
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AC_CANONICAL_HOST
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1
m4/nc
Submodule
1
m4/nc
Submodule
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Subproject commit c028034a395077d08d5458ae605a05a26bf4fcf5
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@ -1,25 +0,0 @@
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# SYNOPSIS
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#
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# NC_APPEND_ONE_COMPILE_FLAG([FLAG1 FLAG2 ...], [FLAGS-VARIABLE], [EXTRA-FLAGS])
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#
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# DESCRIPTION
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#
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# Append the first valid compilation flag in the provided list to FLAGS-VARIABLE
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AC_DEFUN([NC_APPEND_ONE_COMPILE_FLAG], [
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AX_REQUIRE_DEFINED([AX_CHECK_COMPILE_FLAG])
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AX_REQUIRE_DEFINED([AX_APPEND_FLAG])
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for __dummy in "1"; do
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for flag in $1; do
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AX_CHECK_COMPILE_FLAG([$flag],
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[AX_APPEND_FLAG([$flag], [$2])
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break 2],
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[],
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[$3])
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done
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AC_MSG_ERROR([unable to find a valid compilation flag in '$1'])
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done
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])
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24
m4/nc_cxx.m4
24
m4/nc_cxx.m4
@ -1,24 +0,0 @@
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AC_DEFUN([NC_CXX],[
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AX_CHECK_COMPILE_FLAG(
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[-std=c++1z],
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[AX_APPEND_FLAG([-std=c++1z], [CXXFLAGS])],
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[AC_MSG_ERROR([Unable to enable c++1z])]
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)
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AX_APPEND_COMPILE_FLAGS([-pipe], [], [-Werror])
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AX_APPEND_COMPILE_FLAGS([-fno-deduce-init-list], [], [-Werror])
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AX_APPEND_COMPILE_FLAGS([-fno-deduce-init-list], [], [-Werror])
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AC_C_CONST
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AC_C_RESTRICT
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AC_C_INLINE
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AC_ARG_ENABLE([libcxx], [AS_HELP_STRING([--enable-libcxx], [use clang's cxx library])])
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AS_IF([test "x${enable_libcxx}" == "xyes"], [
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AX_APPEND_COMPILE_FLAGS([-stdlib=libc++])
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])
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AX_APPEND_COMPILE_FLAGS([-fvisibility=hidden], [], [-Werror])
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])
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@ -1,43 +0,0 @@
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AC_DEFUN([NC_DEBUGGING],[
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##-------------------------------------------------------------------------
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AX_REQUIRE_DEFINED([AS_HELP_STRING])
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AX_REQUIRE_DEFINED([AX_APPEND_COMPILE_FLAGS])
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AX_REQUIRE_DEFINED([AX_APPEND_LINK_FLAGS])
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##-------------------------------------------------------------------------
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AC_ARG_ENABLE([sanitizer], [AS_HELP_STRING([--enable-sanitizer], [enable memory sanitizer])])
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AS_IF([test "x$enable_sanitizer" = "xyes"], [
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AX_APPEND_COMPILE_FLAGS([-fsanitize=address])
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AX_APPEND_COMPILE_FLAGS([-fsanitize=undefined])
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AX_APPEND_COMPILE_FLAGS([-ftrapv])
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])
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AM_CONDITIONAL([WITH_SANITIZER], [test "x${enable_sanitizer}" == "xyes"])
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##-------------------------------------------------------------------------
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AC_ARG_ENABLE([debugging], [AS_HELP_STRING([--enable-debugging], [enables developer debugging support])])
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AS_IF([test "x${enable_debugging}" = "xyes"], [
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AC_DEFINE([ENABLE_DEBUGGING], [], [Debugging support enabled])
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AC_DEFINE([_GLIBCXX_DEBUG], [], [Use glibcxx debugging mode])
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AX_APPEND_COMPILE_FLAGS([-O0])
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AX_APPEND_COMPILE_FLAGS([-fstack-protector])
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], [
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AX_APPEND_COMPILE_FLAGS([-O2])
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AX_APPEND_COMPILE_FLAGS([-fno-rtti])
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AC_DEFINE([NO_RTTI], [], [RTTI disabled])
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])
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##-------------------------------------------------------------------------
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AS_CASE([${host_os}],
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[mingw*], [AX_APPEND_COMPILE_FLAGS([-gstabs])],
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[
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AX_APPEND_COMPILE_FLAGS([-g])
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AX_APPEND_COMPILE_FLAGS([-ggdb])
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]
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)
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])
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@ -1,113 +0,0 @@
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AC_DEFUN([NC_OPTIMISATION],[
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##-------------------------------------------------------------------------
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AX_REQUIRE_DEFINED([AX_APPEND_COMPILE_FLAGS])
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AX_REQUIRE_DEFINED([AX_COMPILER_VENDOR])
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AX_COMPILER_VENDOR
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##-------------------------------------------------------------------------
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## Enable LTO
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AC_ARG_ENABLE([lto], [AS_HELP_STRING([--enable-lto], [enable link-time optimisation])])
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AS_IF([test "x$enable_lto" == "xyes"], [
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AS_IF([test "x$ax_cv_cxx_compiler_vendor" == "xgnu"], [
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AC_CHECK_TOOLS([RANLIB], [gcc-ranlib ranlib])
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AC_CHECK_TOOLS([AR], [gcc-ar ar])
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AC_CHECK_TOOLS([NM], [gcc-nm nm])
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])
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AX_APPEND_COMPILE_FLAGS([-flto], [], [-Werror])
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AX_APPEND_COMPILE_FLAGS([-fno-fat-lto-objects], [], [-Werror])
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AX_APPEND_COMPILE_FLAGS([-flto-odr-type-merging], [], [-Werror])
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AX_APPEND_LINK_FLAGS([-fuse-linker-plugin], [], [-Werror])
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AX_APPEND_COMPILE_FLAGS([-fdevirtualize-at-ltrans], [], [-Werror])
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])
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##-------------------------------------------------------------------------
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## Enable frame pointer
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AC_ARG_ENABLE([frame-pointer], [AS_HELP_STRING([--enable-frame-pointer], [retain the frame pointer even if optimising])])
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AS_IF([test "x$enable_frame_pointer" = "xyes"], [
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AX_APPEND_COMPILE_FLAGS([-fno-omit-frame-pointer], [], [-Werror])
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])
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##-------------------------------------------------------------------------
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## Choose the most performant processor architecture and features
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AC_CANONICAL_HOST
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AS_CASE([$host_cpu],
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[x86_64], [
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AX_APPEND_COMPILE_FLAGS([-mtune=generic], [], [-Werror])
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AX_APPEND_COMPILE_FLAGS([-msse], [], [-Werror])
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AX_APPEND_COMPILE_FLAGS([-msse2], [], [-Werror])
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],
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[i686], [
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AX_APPEND_COMPILE_FLAGS([-march=prescott], [], [-Werror])
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AX_APPEND_COMPILE_FLAGS([-mtune=generic], [], [-Werror])
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AX_APPEND_COMPILE_FLAGS([-mcmov], [], [-Werror])
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],
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[AC_MSG_WARN([unknown host_cpu])]
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)
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AX_APPEND_COMPILE_FLAGS([-pipe])
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# base instruction set requirements for x86
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AX_APPEND_COMPILE_FLAGS([-mfpmath=sse], [], [-Werror])
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AX_APPEND_COMPILE_FLAGS([-msahf], [], [-Werror])
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##-------------------------------------------------------------------------
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## Enable aggressive code generation optimisations
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AS_IF([test "x$enable_debugging" != "xyes"], [
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# gcc vectorisation
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AX_APPEND_COMPILE_FLAGS([-ftree-vectorize], [], [-Werror])
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# clang vectorisation
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AX_APPEND_COMPILE_FLAGS([-fvectorize], [], [-Werror])
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AX_APPEND_COMPILE_FLAGS([-fslp-vectorize], [], [-Werror])
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AX_APPEND_COMPILE_FLAGS([-fslp-vectorize-aggressive], [], [-Werror])
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# loop hosting/distribution
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AX_APPEND_COMPILE_FLAGS([-floop-nest-optimize], [], [-Werror])
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AX_APPEND_COMPILE_FLAGS([-ftree-loop-distribution], [], [-Werror])
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AX_APPEND_COMPILE_FLAGS([-ftree-loop-distribute-patterns], [], [-Werror])
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AX_APPEND_COMPILE_FLAGS([-ftree-loop-im], [], [-Werror])
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AX_APPEND_COMPILE_FLAGS([-ftree-loop-if-convert-stores], [], [-Werror])
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AX_APPEND_COMPILE_FLAGS([-fivopts], [], [-Werror])
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AX_APPEND_COMPILE_FLAGS([-funsafe-loop-optimizations], [], [-Werror])
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AX_APPEND_COMPILE_FLAGS([-floop-interchange], [], [-Werror])
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AX_APPEND_COMPILE_FLAGS([-fpredictive-commoning], [], [-Werror])
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AX_APPEND_COMPILE_FLAGS([-funswitch-loops], [], [-Werror])
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# options that require substantial time/memory
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AX_APPEND_COMPILE_FLAGS([-fipa-pta])
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dnl # safety removal for performance
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AX_APPEND_COMPILE_FLAGS([-fno-stack-protector], [], [-Werror])
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])
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##-------------------------------------------------------------------------
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## Enable code size optimisations (that don't impact performance)
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## Note: we assume CXX, and that CXXLINK is g++ not ld, hence the -Wl opt
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AS_IF([test "x$enable_debugging" != "xyes"], [
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AX_APPEND_COMPILE_FLAGS([-fdevirtualize], [], [-Werror])
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AX_APPEND_COMPILE_FLAGS([-fdevirtualize-speculatively], [], [-Werror])
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AX_CHECK_LINK_FLAG([-Wl,--gc-sections], [
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AX_APPEND_COMPILE_FLAGS([-fdata-sections], [], [-Werror])
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AX_APPEND_COMPILE_FLAGS([-ffunction-sections], [], [-Werror])
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AX_APPEND_LINK_FLAGS([-Wl,--gc-sections], [], [-Werror])
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])
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])
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])
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@ -1,43 +0,0 @@
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AC_DEFUN([NC_PLATFORM],[
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AC_CANONICAL_HOST
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AS_CASE([x${host_os}],
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[xmingw*], [nc_cv_platform_win32=yes],
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[xlinux*], [nc_cv_platform_linux=yes],
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[xfreebsd*], [nc_cv_platform_freebsd=yes],
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[AC_MSG_ERROR([unhandled platform ${host_os}])]
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)
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AM_CONDITIONAL([PLATFORM_WIN32], [test "x$nc_cv_platform_win32" = "xyes"])
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AM_CONDITIONAL([PLATFORM_LINUX], [test "x$nc_cv_platform_linux" = "xyes"])
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AM_CONDITIONAL([PLATFORM_FREEBSD], [test "x$nc_cv_platform_freebsd" = "xyes"])
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AS_CASE([$host_os],
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[mingw32], [
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AC_DEFINE([WIN32_LEAN_AND_MEAN], [], [reduce win32 header complexity])
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AC_CHECK_HEADERS([winsock2.h ws2tcpip.h])
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AC_CHECK_HEADERS([windows.h],[],[],[AC_INCLUDES_DEFAULT])
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AC_SUBST([NET_LIBS], [-lws2_32])
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AX_APPEND_COMPILE_FLAGS([-DBOOST_THREAD_USE_LIB], [], [-Werror])
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## Force as many static libraries as possible to avoid bullshit libc
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## cross-library memory management issues.
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AX_APPEND_LINK_FLAGS([-static-libstdc++], [], [-Werror])
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AX_APPEND_LINK_FLAGS([-static-libgcc], [], [-Werror])
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],
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[freebsd*], [
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AX_APPEND_COMPILE_FLAGS([-I/usr/local/include])
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AX_APPEND_LINK_FLAGS([-L/usr/local/lib])
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],
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[linux*], [:],
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[AC_MSG_ERROR([Unknown platform])]
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)
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AX_APPEND_COMPILE_FLAGS([-fno-common], [], [-Werror])
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AX_APPEND_COMPILE_FLAGS([-fno-nonansi-builtins], [], [-Werror])
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])
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@ -1,32 +0,0 @@
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AC_DEFUN([NC_SUBPACKAGE_PC], [
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base=`basename $1 .pc`
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AC_CONFIG_FILES([$1:$base$nc_cv_config_pc_postfix.pc.in])
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])
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AC_DEFUN([NC_SUBPACKAGE_ENABLE],[
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AC_ARG_ENABLE([inline], [AS_HELP_STRING([--enable-inline], [enable building for use as an inline dependency])])
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AS_IF([test "x$enable_inline" == "xyes"], [
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AC_PROG_LN_S
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AC_CACHE_VAL([nc_cv_config_pc_postfix], [nc_cv_config_pc_postfix='-inline'])
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AC_CONFIG_COMMANDS([fake/cruft], [
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dnl make a fake include directory which looks like the typical
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dnl installation prefix. we should probably use AC_CONFIG_LINKS
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dnl but i'm not proficient enough at m4 to process the globs
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dnl correctly.
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AS_MKDIR_P(["fake/cruft"])
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$LN_S -nf "$ac_abs_top_srcdir" "fake/cruft/$cruft_base"
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AS_IF([test ! -L "fake/cruft/$cruft_base"], [
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AC_MSG_ERROR([could not create inline include directory])
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])
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], [
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cruft_base=`echo "${PACKAGE_NAME}" | sed 's/-.*//'`
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])
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])
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])
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@ -1,99 +0,0 @@
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AC_DEFUN([NC_WARNINGS],[
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AC_REQUIRE([AX_APPEND_COMPILE_FLAGS])
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AC_REQUIRE([AX_COMPILER_VENDOR])
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AX_COMPILER_VENDOR
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# -------------------------------------------------------------------------
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# Compound warnings
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AX_APPEND_COMPILE_FLAGS([-Wall], [], [-Werror])
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AX_APPEND_COMPILE_FLAGS([-Wextra], [], [-Werror])
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# -------------------------------------------------------------------------
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# General warnings
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AX_APPEND_COMPILE_FLAGS([-Wbool-compare], [], [-Werror])
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AX_APPEND_COMPILE_FLAGS([-Wcast-align], [], [-Werror])
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AX_APPEND_COMPILE_FLAGS([-Wcast-qual], [], [-Werror])
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AX_APPEND_COMPILE_FLAGS([-Wdisabled-optimization], [], [-Werror])
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AX_APPEND_COMPILE_FLAGS([-Wfloat-conversion], [], [-Werror])
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AX_APPEND_COMPILE_FLAGS([-Wfloat-equal], [], [-Werror])
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AX_APPEND_COMPILE_FLAGS([-Wno-aggressive-loop-optimizations], [], [-Werror])
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AX_APPEND_COMPILE_FLAGS([-Wnoexcept], [], [-Werror])
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AX_APPEND_COMPILE_FLAGS([-Wnon-virtual-dtor], [], [-Werror])
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AX_APPEND_COMPILE_FLAGS([-Wno-parentheses], [], [-Werror])
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AX_APPEND_COMPILE_FLAGS([-Wpointer-arith], [], [-Werror])
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AX_APPEND_COMPILE_FLAGS([-Wredundant-decls], [], [-Werror])
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AX_APPEND_COMPILE_FLAGS([-Wshadow], [], [-Werror])
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AX_APPEND_COMPILE_FLAGS([-Wsign-compare], [], [-Werror])
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AX_APPEND_COMPILE_FLAGS([-Wsign-promo], [], [-Werror])
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AX_APPEND_COMPILE_FLAGS([-Wstrict-aliasing], [], [-Werror])
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AX_APPEND_COMPILE_FLAGS([-Wstrict-overflow], [], [-Werror])
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AX_APPEND_COMPILE_FLAGS([-Wtype-limits], [], [-Werror])
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AX_APPEND_COMPILE_FLAGS([-Wunsafe-loop-optimizations], [], [-Werror])
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AX_APPEND_COMPILE_FLAGS([-Wunused-but-set-variable], [], [-Werror])
|
|
||||||
AX_APPEND_COMPILE_FLAGS([-Wunused-parameter], [], [-Werror])
|
|
||||||
AX_APPEND_COMPILE_FLAGS([-Wpessimizing-move], [], [-Werror])
|
|
||||||
AX_APPEND_COMPILE_FLAGS([-Wswitch-enum], [], [-Werror])
|
|
||||||
|
|
||||||
dnl gcc-6.1.0 warnings
|
|
||||||
AX_APPEND_COMPILE_FLAGS([-Wshift-negative-value], [], [-Werror])
|
|
||||||
AX_APPEND_COMPILE_FLAGS([-Wnull-dereference], [], [-Werror])
|
|
||||||
AX_APPEND_COMPILE_FLAGS([-Wduplicated-cond], [], [-Werror])
|
|
||||||
|
|
||||||
dnl useless-cast isn't usable on gcc-6.1 due to spurious warnings
|
|
||||||
dnl see gcc#70844
|
|
||||||
AX_APPEND_COMPILE_FLAGS([-Wuseless-cast], [], [-Werror])
|
|
||||||
|
|
||||||
dnl clang 3.7.1 warnings
|
|
||||||
AX_APPEND_COMPILE_FLAGS([-Wshorten-64-to-32], [], [-Werror])
|
|
||||||
AX_APPEND_COMPILE_FLAGS([-Wdeprecated], [], [-Werror])
|
|
||||||
AX_APPEND_COMPILE_FLAGS([-Wcovered-switch-default], [], [-Werror])
|
|
||||||
|
|
||||||
# -------------------------------------------------------------------------
|
|
||||||
# Required extensions
|
|
||||||
#AX_APPEND_COMPILE_FLAGS([-Wgnu-flexible-array-union-member], [], [-Werror])
|
|
||||||
#AX_APPEND_COMPILE_FLAGS([-Wno-c99-extensions], [], [-Werror])
|
|
||||||
#AX_APPEND_COMPILE_FLAGS([-Wno-vla-extension], [], [-Werror])
|
|
||||||
AX_APPEND_COMPILE_FLAGS([-Wno-vla], [], [-Werror])
|
|
||||||
|
|
||||||
dnl GCC will happily compile with any "-Wno" argument, so enable GCC-isms
|
|
||||||
dnl only if we aren't GCC
|
|
||||||
AS_IF([test "x$ax_cv_cxx_compiler_vendor" != "xgnu"], [
|
|
||||||
AX_APPEND_COMPILE_FLAGS([-Wno-c99-extensions], [], [-Werror])
|
|
||||||
AX_APPEND_COMPILE_FLAGS([-Wno-flexible-array-extensions], [], [-Werror])
|
|
||||||
AX_APPEND_COMPILE_FLAGS([-Wno-gnu-anonymous-struct])
|
|
||||||
AX_APPEND_COMPILE_FLAGS([-Wno-gnu-conditional-omitted-operand], [], [-Werror])
|
|
||||||
AX_APPEND_COMPILE_FLAGS([-Wno-gnu-empty-struct], [], [-Werror])
|
|
||||||
AX_APPEND_COMPILE_FLAGS([-Wno-gnu-flexible-array-union-member], [], [-Werror])
|
|
||||||
AX_APPEND_COMPILE_FLAGS([-Wno-gnu-zero-variadic-macro-arguments], [], [-Werror])
|
|
||||||
AX_APPEND_COMPILE_FLAGS([-Wno-vla-extension], [], [-Werror])
|
|
||||||
AX_APPEND_COMPILE_FLAGS([-Wno-zero-length-array], [], [-Werror])
|
|
||||||
])
|
|
||||||
|
|
||||||
# -------------------------------------------------------------------------
|
|
||||||
# Excessive warnings
|
|
||||||
AX_APPEND_COMPILE_FLAGS([-Wno-missing-braces], [], [-Werror])
|
|
||||||
|
|
||||||
AS_IF([test "x$ax_cv_cxx_compiler_vendor" != "xgnu"], [
|
|
||||||
AX_APPEND_COMPILE_FLAGS([-Wno-nested-anon-types], [], [-Werror])
|
|
||||||
AX_APPEND_COMPILE_FLAGS([-Wno-unused-const-variable], [], [-Werror])
|
|
||||||
])
|
|
||||||
|
|
||||||
# -------------------------------------------------------------------------
|
|
||||||
# Strict warnings
|
|
||||||
|
|
||||||
# -------------------------------------------------------------------------
|
|
||||||
# Advisory warnings
|
|
||||||
AC_ARG_ENABLE([advisory], [
|
|
||||||
AS_HELP_STRING([--enable-advisory], [enable advisory warnings])
|
|
||||||
])
|
|
||||||
|
|
||||||
AS_IF([test "x$enable_advisory" = "xyes"], [
|
|
||||||
AX_APPEND_COMPILE_FLAGS([-Winline], [], [-Werror])
|
|
||||||
AX_APPEND_COMPILE_FLAGS([-Wsuggest-final-types], [], [-Werror])
|
|
||||||
AX_APPEND_COMPILE_FLAGS([-Wsuggest-final-methods], [], [-Werror])
|
|
||||||
AX_APPEND_COMPILE_FLAGS([-Wsuggest-override], [], [-Werror])
|
|
||||||
AX_APPEND_COMPILE_FLAGS([-Wweak-vtables], [], [-Werror])
|
|
||||||
AX_APPEND_COMPILE_FLAGS([-Wpadded], [], [-Werror])
|
|
||||||
], [])
|
|
||||||
])
|
|
||||||
Loading…
Reference in New Issue
Block a user