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- Committer: Andrew Hutchings
- Date: 2012-12-17 12:03:43 UTC
- mfrom: (44.1.1 libdrizzle)
- Revision ID: andrew@linuxjedi.co.uk-20121217120343-tgde4ngz85yc6rsq
Merge in Brian's autoconf work
- files added:
- Makefile.am
- m4
- man
- rpm
- files renamed:
- test/ => tests/
- files modified:
- libdrizzle/binlog.c
added
removed
m4/ax_harden_compiler_flags.m4
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# ===========================================================================
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# https://github.com/BrianAker/ddm4/
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# ===========================================================================
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#
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# SYNOPSIS
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#
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# AX_HARDEN_COMPILER_FLAGS() AX_HARDEN_LINKER_FLAGS()
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#
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# DESCRIPTION
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#
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# Any compiler flag that "hardens" or tests code. C99 is assumed.
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#
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# NOTE: Implementation based on AX_APPEND_FLAG.
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#
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# LICENSE
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#
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# Copyright (C) 2012 Brian Aker
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# All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are
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# met:
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#
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# * Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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#
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# * Redistributions in binary form must reproduce the above
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# copyright notice, this list of conditions and the following disclaimer
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# in the documentation and/or other materials provided with the
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# distribution.
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#
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# * The names of its contributors may not be used to endorse or
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# promote products derived from this software without specific prior
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# written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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# The Following flags are not checked for
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# -Wdeclaration-after-statement is counter to C99
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# _APPEND_COMPILE_FLAGS_ERROR([-std=c++11]) -- Not ready yet
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# _APPEND_COMPILE_FLAGS_ERROR([-pedantic]) --
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# ? _APPEND_COMPILE_FLAGS_ERROR([-Wlong-long]) -- Don't turn on for
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# compatibility issues memcached_stat_st
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#serial 7
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AC_DEFUN([_WARNINGS_AS_ERRORS],
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[AC_CACHE_CHECK([if all warnings into errors],[ac_cv_warnings_as_errors],
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[AS_IF([test "x$ac_cv_vcs_checkout" = xyes],[ac_cv_warnings_as_errors=yes],
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[ac_cv_warnings_as_errors=no])
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])
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])
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AC_DEFUN([_APPEND_LINK_FLAGS_ERROR],
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[AC_REQUIRE([AX_APPEND_LINK_FLAGS])
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AX_APPEND_LINK_FLAGS([$1],[LIB],[-Werror])
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])
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AC_DEFUN([_APPEND_COMPILE_FLAGS_ERROR],
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[AC_REQUIRE([AX_APPEND_COMPILE_FLAGS])
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AX_APPEND_COMPILE_FLAGS([$1],,[-Werror])
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])
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# Everything above this does the heavy lifting, while what follows does the specifics.
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AC_DEFUN([_HARDEN_LINKER_FLAGS],
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[_APPEND_LINK_FLAGS_ERROR([-z relro -z now])
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_APPEND_LINK_FLAGS_ERROR([-pie])
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AS_IF([test "x$ac_cv_warnings_as_errors" = xyes],
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[AX_APPEND_LINK_FLAGS([-Werror])])
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])
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AC_DEFUN([_HARDEN_CC_COMPILER_FLAGS],
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[AC_LANG_PUSH([C])dnl
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_APPEND_COMPILE_FLAGS_ERROR([-g])
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AS_IF([test "x$ax_enable_debug" = xyes],
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[_APPEND_COMPILE_FLAGS_ERROR([-ggdb])
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_APPEND_COMPILE_FLAGS_ERROR([-O0])],
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[_APPEND_COMPILE_FLAGS_ERROR([-O2])])
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_APPEND_COMPILE_FLAGS_ERROR([-Wno-pragmas])
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_APPEND_COMPILE_FLAGS_ERROR([-Wall])
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_APPEND_COMPILE_FLAGS_ERROR([-Wextra])
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_APPEND_COMPILE_FLAGS_ERROR([-Wunknown-pragmas])
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_APPEND_COMPILE_FLAGS_ERROR([-Wthis-test-should-fail])
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_APPEND_COMPILE_FLAGS_ERROR([-std=c99])
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# Anything below this comment please keep sorted.
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_APPEND_COMPILE_FLAGS_ERROR([--param=ssp-buffer-size=1])
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# _APPEND_COMPILE_FLAGS_ERROR([-Wmissing-format-attribute])
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_APPEND_COMPILE_FLAGS_ERROR([-Wno-attributes])
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_APPEND_COMPILE_FLAGS_ERROR([-Waddress])
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_APPEND_COMPILE_FLAGS_ERROR([-Warray-bounds])
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_APPEND_COMPILE_FLAGS_ERROR([-Wbad-function-cast])
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# Not in use -Wc++-compat
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_APPEND_COMPILE_FLAGS_ERROR([-Wchar-subscripts])
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_APPEND_COMPILE_FLAGS_ERROR([-Wcomment])
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_APPEND_COMPILE_FLAGS_ERROR([-Wfloat-equal])
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_APPEND_COMPILE_FLAGS_ERROR([-Wformat-security])
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_APPEND_COMPILE_FLAGS_ERROR([-Wformat=2])
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_APPEND_COMPILE_FLAGS_ERROR([-Wlogical-op])
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_APPEND_COMPILE_FLAGS_ERROR([-Wmaybe-uninitialized])
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_APPEND_COMPILE_FLAGS_ERROR([-Wmissing-field-initializers])
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AS_IF([test "x$MINGW" = xyes],
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[_APPEND_COMPILE_FLAGS_ERROR([-Wno-missing-noreturn])],
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[_APPEND_COMPILE_FLAGS_ERROR([-Wmissing-noreturn])])
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_APPEND_COMPILE_FLAGS_ERROR([-Wmissing-prototypes])
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_APPEND_COMPILE_FLAGS_ERROR([-Wnested-externs])
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_APPEND_COMPILE_FLAGS_ERROR([-Wnormalized=id])
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_APPEND_COMPILE_FLAGS_ERROR([-Wold-style-definition])
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_APPEND_COMPILE_FLAGS_ERROR([-Woverride-init])
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_APPEND_COMPILE_FLAGS_ERROR([-Wpointer-arith])
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_APPEND_COMPILE_FLAGS_ERROR([-Wpointer-sign])
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AS_IF([test "x$MINGW" = xyes],
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[_APPEND_COMPILE_FLAGS_ERROR([-Wno-suggest-attribute=const])
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_APPEND_COMPILE_FLAGS_ERROR([-Wno-suggest-attribute=noreturn])
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_APPEND_COMPILE_FLAGS_ERROR([-Wno-suggest-attribute=pure])
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_APPEND_COMPILE_FLAGS_ERROR([-Wno-redundant-decls])],
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[_APPEND_COMPILE_FLAGS_ERROR([-Wredundant-decls])])
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_APPEND_COMPILE_FLAGS_ERROR([-Wshadow])
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_APPEND_COMPILE_FLAGS_ERROR([-Wshorten-64-to-32])
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_APPEND_COMPILE_FLAGS_ERROR([-Wsign-compare])
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_APPEND_COMPILE_FLAGS_ERROR([-Wstrict-overflow=1])
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_APPEND_COMPILE_FLAGS_ERROR([-Wstrict-prototypes])
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_APPEND_COMPILE_FLAGS_ERROR([-Wswitch-enum])
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_APPEND_COMPILE_FLAGS_ERROR([-Wundef])
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_APPEND_COMPILE_FLAGS_ERROR([-Wunused])
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_APPEND_COMPILE_FLAGS_ERROR([-Wunused-result])
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_APPEND_COMPILE_FLAGS_ERROR([-Wunused-variable])
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_APPEND_COMPILE_FLAGS_ERROR([-Wwrite-strings])
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_APPEND_COMPILE_FLAGS_ERROR([-floop-parallelize-all])
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_APPEND_COMPILE_FLAGS_ERROR([-fwrapv])
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_APPEND_COMPILE_FLAGS_ERROR([-fmudflapt])
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_APPEND_COMPILE_FLAGS_ERROR([-pipe])
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AS_IF([test "x$ax_enable_debug" = xno],
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[AS_IF([test "x$ac_cv_vcs_checkout" = xyes],
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[_APPEND_COMPILE_FLAGS_ERROR([-fstack-check])
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AS_IF([test "x$ac_c_gcc_recent" = xyes],
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[_APPEND_COMPILE_FLAGS_ERROR([-D_FORTIFY_SOURCE=2])
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_APPEND_COMPILE_FLAGS_ERROR([-Wstack-protector])
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_APPEND_COMPILE_FLAGS_ERROR([-fstack-protector])
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_APPEND_COMPILE_FLAGS_ERROR([-fstack-protector-all])
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])])])
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AS_IF([test "x$ac_cv_vcs_checkout" = xyes],
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[_APPEND_COMPILE_FLAGS_ERROR([-fstack-check])],
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[_APPEND_COMPILE_FLAGS_ERROR([-Wno-pragmas])])
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AS_IF([test "x$ac_cv_warnings_as_errors" = xyes],
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[AX_APPEND_FLAG([-Werror])])
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AC_LANG_POP([C])
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])
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AC_DEFUN([_HARDEN_CXX_COMPILER_FLAGS],
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[AC_LANG_PUSH([C++])
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AC_REQUIRE([_APPEND_COMPILE_FLAGS_ERROR])
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_APPEND_COMPILE_FLAGS_ERROR([-g])
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AS_IF([test "x$ax_enable_debug" = xyes],
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[_APPEND_COMPILE_FLAGS_ERROR([-O0])
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_APPEND_COMPILE_FLAGS_ERROR([-ggdb])],
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[_APPEND_COMPILE_FLAGS_ERROR([-O2])])
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AS_IF([test "x$ac_cv_vcs_checkout" = xyes],
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[_APPEND_COMPILE_FLAGS_ERROR([-fstack-check])],
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[_APPEND_COMPILE_FLAGS_ERROR([-Wno-pragmas])])
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_APPEND_COMPILE_FLAGS_ERROR([-Wall])
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_APPEND_COMPILE_FLAGS_ERROR([-Wextra])
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_APPEND_COMPILE_FLAGS_ERROR([-Wunknown-pragmas])
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_APPEND_COMPILE_FLAGS_ERROR([-Wthis-test-should-fail])
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# Anything below this comment please keep sorted.
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_APPEND_COMPILE_FLAGS_ERROR([--param=ssp-buffer-size=1])
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# _APPEND_COMPILE_FLAGS_ERROR([-Wmissing-format-attribute])
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_APPEND_COMPILE_FLAGS_ERROR([-Wno-attributes])
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_APPEND_COMPILE_FLAGS_ERROR([-Waddress])
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_APPEND_COMPILE_FLAGS_ERROR([-Warray-bounds])
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_APPEND_COMPILE_FLAGS_ERROR([-Wchar-subscripts])
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_APPEND_COMPILE_FLAGS_ERROR([-Wcomment])
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_APPEND_COMPILE_FLAGS_ERROR([-Wctor-dtor-privacy])
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_APPEND_COMPILE_FLAGS_ERROR([-Wfloat-equal])
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_APPEND_COMPILE_FLAGS_ERROR([-Wformat=2])
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_APPEND_COMPILE_FLAGS_ERROR([-Wmaybe-uninitialized])
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_APPEND_COMPILE_FLAGS_ERROR([-Wmissing-field-initializers])
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_APPEND_COMPILE_FLAGS_ERROR([-Wlogical-op])
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_APPEND_COMPILE_FLAGS_ERROR([-Wnon-virtual-dtor])
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_APPEND_COMPILE_FLAGS_ERROR([-Wnormalized=id])
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_APPEND_COMPILE_FLAGS_ERROR([-Woverloaded-virtual])
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_APPEND_COMPILE_FLAGS_ERROR([-Wpointer-arith])
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AS_IF([test "x$MINGW" = xyes],
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[_APPEND_COMPILE_FLAGS_ERROR([-Wno-suggest-attribute=const])
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_APPEND_COMPILE_FLAGS_ERROR([-Wno-missing-noreturn])
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_APPEND_COMPILE_FLAGS_ERROR([-Wmissing-noreturn])
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_APPEND_COMPILE_FLAGS_ERROR([-Wno-suggest-attribute=noreturn])
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_APPEND_COMPILE_FLAGS_ERROR([-Wno-error=suggest-attribute=noreturn])
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_APPEND_COMPILE_FLAGS_ERROR([-Wno-redundant-decls])],
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[_APPEND_COMPILE_FLAGS_ERROR([-Wredundant-decls])])
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_APPEND_COMPILE_FLAGS_ERROR([-Wshadow])
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_APPEND_COMPILE_FLAGS_ERROR([-Wshorten-64-to-32])
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_APPEND_COMPILE_FLAGS_ERROR([-Wsign-compare])
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_APPEND_COMPILE_FLAGS_ERROR([-Wstrict-overflow=1])
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_APPEND_COMPILE_FLAGS_ERROR([-Wswitch-enum])
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_APPEND_COMPILE_FLAGS_ERROR([-Wundef])
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_APPEND_COMPILE_FLAGS_ERROR([-Wc++11-compat])
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_APPEND_COMPILE_FLAGS_ERROR([-Wunused])
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_APPEND_COMPILE_FLAGS_ERROR([-Wunused-result])
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_APPEND_COMPILE_FLAGS_ERROR([-Wunused-variable])
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_APPEND_COMPILE_FLAGS_ERROR([-Wwrite-strings])
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_APPEND_COMPILE_FLAGS_ERROR([-Wformat-security])
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_APPEND_COMPILE_FLAGS_ERROR([-floop-parallelize-all])
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_APPEND_COMPILE_FLAGS_ERROR([-fwrapv])
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_APPEND_COMPILE_FLAGS_ERROR([-fmudflapt])
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_APPEND_COMPILE_FLAGS_ERROR([-pipe])
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AS_IF([test "x$ax_enable_debug" = xno],
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[AS_IF([test "x$ac_cv_vcs_checkout" = xyes],
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[_APPEND_COMPILE_FLAGS_ERROR([-fstack-check])
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AS_IF([test "x$ac_c_gcc_recent" = xyes],
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[_APPEND_COMPILE_FLAGS_ERROR([-D_FORTIFY_SOURCE=2])
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_APPEND_COMPILE_FLAGS_ERROR([-Wstack-protector])
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_APPEND_COMPILE_FLAGS_ERROR([-fstack-protector])
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_APPEND_COMPILE_FLAGS_ERROR([-fstack-protector-all])
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])])])
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AS_IF([test "x$ac_cv_warnings_as_errors" = xyes],
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[AX_APPEND_FLAG([-Werror])])
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AC_LANG_POP([C++])
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])
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# All of the heavy lifting happens in _HARDEN_LINKER_FLAGS,
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# _HARDEN_CC_COMPILER_FLAGS, _HARDEN_CXX_COMPILER_FLAGS
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AC_DEFUN([AX_HARDEN_COMPILER_FLAGS],
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[AC_PREREQ([2.63])dnl
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AC_REQUIRE([_WARNINGS_AS_ERRORS])
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AC_REQUIRE([AX_APPEND_LINK_FLAGS])
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AC_REQUIRE([AX_COMPILER_VERSION])
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AC_REQUIRE([AX_DEBUG])
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AC_REQUIRE([AX_VCS_CHECKOUT])
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AC_REQUIRE([gl_VISIBILITY])
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AS_IF([test -n "$CFLAG_VISIBILITY"],[CPPFLAGS="$CPPFLAGS $CFLAG_VISIBILITY"])
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AC_REQUIRE([_HARDEN_LINKER_FLAGS])
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AC_REQUIRE([_HARDEN_CC_COMPILER_FLAGS])
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AC_REQUIRE([_HARDEN_CXX_COMPILER_FLAGS])
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])
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