+# libmemcached
+# Copyright (C) 2008 Brian Aker
+# All rights reserved.
+#
+# Use and distribution licensed under the BSD license. See
+# the COPYING file in this directory for full text.
+
+AC_PREREQ(2.59)
AC_INIT([libmemcached],[0.30],[http://tangent.org/552/libmemcached.html])
-AC_CONFIG_SRCDIR([clients/memcat.c])
+AC_CONFIG_SRCDIR([libmemcached/memcached.c])
AC_CONFIG_AUX_DIR(config)
AM_CONFIG_HEADER(libmemcached/libmemcached_config.h)
-
-# Setting CFLAGS here prevents AC_CANONICAL_TARGET from injecting them
-SAVE_CFLAGS=${CFLAGS}
-SAVE_CXXFLAGS=${CXXFLAGS}
-CFLAGS=
-CXXFLAGS=
-
-AC_CANONICAL_TARGET
-
-CFLAGS=${SAVE_CFLAGS}
-CXXFLAGS=${SAVE_CXXFLAGS}
+AC_CONFIG_MACRO_DIR([m4])
#shared library versioning
MEMCACHED_LIBRARY_VERSION=2:0:0
MEMCACHEDUTIL_LIBRARY_VERSION=0:0:0
AC_SUBST(MEMCACHEDUTIL_LIBRARY_VERSION)
-AM_INIT_AUTOMAKE(nostdinc no-define -Wall -Werror)
-AC_USE_SYSTEM_EXTENSIONS
+# Setting CFLAGS here prevents AC_CANONICAL_TARGET from injecting them
+SAVE_CFLAGS=${CFLAGS}
+SAVE_CXXFLAGS=${CXXFLAGS}
+CFLAGS=
+CXXFLAGS=
+
+AC_CANONICAL_TARGET
+
+CFLAGS=${SAVE_CFLAGS}
+CXXFLAGS=${SAVE_CXXFLAGS}
+
+AM_INIT_AUTOMAKE([-Wall -Werror nostdinc subdir-objects])
+
+if test "x${enable_dependency_tracking}" = "x"
+then
+ enable_dependency_tracking=yes
+fi
+
+if test -d "${srcdir}/.bzr"
+then
+ building_from_bzr=yes
+else
+ building_from_bzr=no
+fi
-AC_PROG_CC
-AC_PROG_CC_C99
AC_PROG_CXX
-AC_PROG_LIBTOOL
-AM_SANITY_CHECK
+
+ACX_USE_SYSTEM_EXTENSIONS
+
+AC_PROG_CPP
+AM_PROG_CC_C_O
+
+FORCE_MAC_GCC42
+dnl Once we can use a modern autoconf, we can use this
+dnl AC_PROG_CC_C99
+
+AC_C_BIGENDIAN
+AC_C_CONST
+AC_HEADER_TIME
+AC_TYPE_SIZE_T
+AC_FUNC_MALLOC
+AC_FUNC_REALLOC
AC_CHECK_DECL([__SUNPRO_C], [SUNCC="yes"], [SUNCC="no"])
+# We use libtool
+AC_PROG_LIBTOOL
+
+AC_MSG_CHECKING("C Compiler version")
+if test "$GCC" = "yes"
+then
+ CC_VERSION=`$CC --version | sed 1q`
+elif test "$SUNCC" = "yes"
+then
+ CC_VERSION=`$CC -V 2>&1 | sed 1q`
+else
+ CC_VERSION=""
+fi
+AC_MSG_RESULT("$CC_VERSION")
+AC_SUBST(CC_VERSION)
# libmemcached versioning when linked with GNU ld.
if test "$lt_cv_prog_gnu_ld" = "yes"
AC_SUBST(LD_VERSION_SCRIPT)
AC_SUBST(LD_UTIL_VERSION_SCRIPT)
-AC_C_CONST
-AC_HEADER_TIME
-AC_TYPE_SIZE_T
+# Build optimized or debug version ?
+# First check for gcc and g++
+if test "$GCC" = "yes"
+then
+
+ dnl Once we can use a modern autoconf, we can replace the std=gnu99 here
+ dnl with using AC_CC_STD_C99 above
+ CC="${CC} -std=gnu99"
+
+ CFLAGS="-ggdb3 ${CFLAGS}"
+ CXXFLAGS="-ggdb3 ${CXXFLAGS}"
+
+ DEBUG_CFLAGS="-O0"
+ DEBUG_CXXFLAGS="-O0"
+
+ OPTIMIZE_CFLAGS="-O3"
+ OPTIMIZE_CXXFLAGS="-O3"
+fi
+if test "x$SUNCC" = "xyes"
+then
+ dnl Once we can use a modern autoconf, we can replace the -xc99=all here
+ dnl with using AC_CC_STD_C99 above
+ CC="${CC} -xc99=all"
+
+ CFLAGS="-g -mt ${CFLAGS}"
+ CXXFLAGS="-xlang=c99 -g -mt -compat=5 -library=stlport4 -template=no%extdef ${CXXFLAGS}"
+
+ OPTIMIZE_FLAGS="-xO4 -xlibmil -xdepend -xbuiltin"
+ OPTIMIZE_CFLAGS="${OPTIMIZE_FLAGS} -Xa -xstrconst"
+ OPTIMIZE_CXXFLAGS="${OPTIMIZE_FLAGS}"
+
+fi
+
+ENABLE_64BIT
+
+#--------------------------------------------------------------------
+# Check for libpthread
+#--------------------------------------------------------------------
+
+ACX_PTHREAD(,AC_MSG_ERROR(could not find libpthread))
+LIBS="${PTHREAD_LIBS} ${LIBS}"
+CFLAGS="${PTHREAD_CFLAGS} ${CFLAGS}"
+CC="$PTHREAD_CC"
+
+
AC_SEARCH_LIBS(getopt_long, gnugetopt)
AC_SEARCH_LIBS(socket, socket)
AC_SEARCH_LIBS(gethostbyname, nsl)
AC_SUBST(LIBM)
LIBS="$save_LIBS"
+
AC_SEARCH_LIBS(floorf, m)
+dnl Specialty checks
+DETECT_BYTEORDER
+ENABLE_UTILLIB
+ENABLE_DTRACE
+SETSOCKOPT_SANITY
+ENABLE_HSIEH_HASH
+REQUIRE_POD2MAN
+PROTOCOL_BINARY_TEST
+WITH_MEMCACHED
+ENABLE_DEPRECATED
+
+dnl TODO: Remove this define once we are using 2.61 across the board.
+# AX_HEADER_ASSERT
+# ----------------
+# Check whether to enable assertions.
+AC_DEFUN([AX_HEADER_ASSERT],
+[
+ AC_MSG_CHECKING([whether to enable assertions])
+ AC_ARG_ENABLE([assert],
+ [AS_HELP_STRING([--disable-assert],
+ [Turn off assertions])],
+ [ac_cv_assert="no"],
+ [ac_cv_assert="yes"])
+ AC_MSG_RESULT([$ac_cv_assert])
+])
+AX_HEADER_ASSERT
+
-sinclude(m4/pod2man.m4)
-sinclude(m4/debug.m4)
-sinclude(m4/dtrace.m4)
-sinclude(m4/byteorder.m4)
-sinclude(m4/64bit.m4)
-sinclude(m4/protocol_binary.m4)
-sinclude(m4/memcached.m4)
-sinclude(m4/setsockopt.m4)
-sinclude(m4/hsieh.m4)
-sinclude(m4/util.m4)
-sinclude(m4/deprecated.m4)
-
-dnl This is likely subverted by vpath builds. How do we find the original
-dnl source dir in the configure step of a vpath build?
-if test -d ".hg"
+AC_ARG_WITH([debug],
+ [AS_HELP_STRING([--with-debug],
+ [Add debug code/turns off optimizations (yes|no) @<:@default=no@:>@])],
+ [with_debug=$withval],
+ [with_debug=no])
+if test "$with_debug" = "yes"
then
- building_from_hg=yes
+ # Debugging. No optimization.
+ CFLAGS="${DEBUG_CFLAGS} -DDEBUG ${CFLAGS}"
+ CXXFLAGS="${DEBUG_CXXFLAGS} -DDEBUG ${CXXFLAGS}"
else
- building_from_hg=no
+ # Optimized version. No debug
+ CFLAGS="${OPTIMIZE_CFLAGS} ${CFLAGS}"
+ CXXFLAGS="${OPTIMIZE_CXXFLAGS} ${CXXFLAGS}"
fi
+AC_ARG_ENABLE([profiling],
+ [AS_HELP_STRING([--enable-profiling],
+ [Toggle profiling @<:@default=off@:>@])],
+ [ac_profiling="$enableval"],
+ [ac_profiling="no"])
+
+AC_ARG_ENABLE([coverage],
+ [AS_HELP_STRING([--enable-coverage],
+ [Toggle coverage @<:@default=off@:>@])],
+ [ac_coverage="$enableval"],
+ [ac_coverage="no"])
-# We only support GCC and Sun's forte at the moment
if test "$GCC" = "yes"
then
- if test "$ENABLE_DEBUG" = "yes"
- then
- CFLAGS="-O0 -DHAVE_DEBUG $CFLAGS"
- CXXFLAGS="-O0 -DHAVE_DEBUG $CXXFLAGS"
- else
- CFLAGS="-O3 $CFLAGS"
- CXXFLAGS="-O3 $CXXFLAGS"
- fi
- if test "$building_from_hg" = "yes"
- then
- CFLAGS="-Werror $CFLAGS"
- CXXFLAGS="-Werror $CXXFLAGS"
- fi
-
- CFLAGS="-W -std=iso9899:1999 -Wall -Wextra -Wno-strict-aliasing -pedantic -Wundef -Wstrict-prototypes -Wmissing-prototypes -Wmissing-declarations -Wredundant-decls -ggdb3 $CFLAGS"
- CXXFLAGS="-W -Wall -Wextra -Wno-strict-aliasing -pedantic -Wundef -Woverloaded-virtual -Wnon-virtual-dtor -Wctor-dtor-privacy -Wold-style-cast -Weffc++ -Wconversion -Wmissing-declarations -Wredundant-decls -ggdb3 $CXXFLAGS"
+ AC_CACHE_CHECK([whether it is safe to use -fdiagnostics-show-option],
+ [ac_cv_safe_to_use_fdiagnostics_show_option_],
+ [save_CFLAGS="$CFLAGS"
+ CFLAGS="-fdiagnostics-show-option ${CFLAGS}"
+ AC_COMPILE_IFELSE(
+ [AC_LANG_PROGRAM([],[])],
+ [ac_cv_safe_to_use_fdiagnostics_show_option_=yes],
+ [ac_cv_safe_to_use_fdiagnostics_show_option_=no])
+ CFLAGS="$save_CFLAGS"])
-fi
+ AS_IF([test "$ac_cv_safe_to_use_fdiagnostics_show_option_" = "yes"],
+ [
+ F_DIAGNOSTICS_SHOW_OPTION="-fdiagnostics-show-option"
+ ])
+
+ AC_CACHE_CHECK([whether it is safe to use -Wconversion],
+ [ac_cv_safe_to_use_wconversion_],
+ [save_CFLAGS="$CFLAGS"
+ CFLAGS="-Werror -Wconversion ${CFLAGS}"
+ AC_COMPILE_IFELSE(
+ [AC_LANG_PROGRAM([[
+#include <stdbool.h>
+void foo(bool a)
+{
+ (void)a;
+}
+ ]],[[
+foo(0);
+ ]])],
+ [ac_cv_safe_to_use_wconversion_=yes],
+ [ac_cv_safe_to_use_wconversion_=no])
+ CFLAGS="$save_CFLAGS"])
+
+ AS_IF([test "$ac_cv_safe_to_use_wconversion_" = "yes"],
+ [W_CONVERSION="-Wconversion"
+ AC_CACHE_CHECK([whether it is safe to use -Wconversion with htons],
+ [ac_cv_safe_to_use_Wconversion_],
+ [save_CFLAGS="$CFLAGS"
+ CFLAGS="-Werror -Wconversion ${CFLAGS}"
+ AC_COMPILE_IFELSE(
+ [AC_LANG_PROGRAM(
+ [[
+#include <netinet/in.h>
+ ]],[[
+uint16_t x= htons(80);
+ ]])],
+ [ac_cv_safe_to_use_Wconversion_=yes],
+ [ac_cv_safe_to_use_Wconversion_=no])
+ CFLAGS="$save_CFLAGS"])
+
+ AS_IF([test "$ac_cv_safe_to_use_Wconversion_" = "no"],
+ [
+ NO_CONVERSION="-Wno-conversion"
+ ])
+ ])
+
+ AS_IF([test "$ac_profiling" = "yes"],
+ [CC_PROFILING="-pg"])
+
+ AS_IF([test "$ac_coverage" = "yes"],
+ [CC_COVERAGE="-fprofile-arcs -ftest-coverage"])
+
+ AS_IF([test "$building_from_bzr" = "yes"],
+ [W_FAIL=""])
+ #[W_FAIL="-Werror"])
+ BASE_WARNINGS="-pedantic -Wall -Wextra ${W_FAIL} -Wundef -Wshadow -Wmissing-declarations -Wstrict-aliasing -Wformat=2 ${F_DIAGNOSTICS_SHOW_OPTION} ${W_CONVERSION}"
+ CC_WARNINGS="${BASE_WARNINGS} -Wstrict-prototypes -Wmissing-prototypes -Wredundant-decls -Wswitch-default -Wswitch-enum -Wcast-align"
+ CXX_WARNINGS="${BASE_WARNINGS} -Woverloaded-virtual -Wnon-virtual-dtor -Wctor-dtor-privacy -Wold-style-cast -Weffc++ -Wno-long-long"
+
+ AC_CACHE_CHECK([whether it is safe to use -Wlogical-op],
+ [ac_cv_safe_to_use_Wlogical_op_],
+ [save_CFLAGS="$CFLAGS"
+ CFLAGS="-Wlogical-op"
+ AC_COMPILE_IFELSE([
+ AC_LANG_PROGRAM(
+ [[
+#include <stdio>
+ ]], [[]])
+ ],
+ [ac_cv_safe_to_use_Wlogical_op_=yes],
+ [ac_cv_safe_to_use_Wlogical_op_=no])
+ CFLAGS="$save_CFLAGS"])
+ AS_IF([test "$ac_cv_safe_to_use_Wlogical_op_" = "yes"],
+ [CC_WARNINGS="${CC_WARNINGS} -Wlogical-op"])
+
+ AC_CACHE_CHECK([whether it is safe to use -Wredundant-decls from C++],
+ [ac_cv_safe_to_use_Wredundant_decls_],
+ [AC_LANG_PUSH(C++)
+ save_CXXFLAGS="${CXXFLAGS}"
+ CXXFLAGS="${CXXFLAGS} ${W_FAIL} -Wredundant-decls"
+ AC_COMPILE_IFELSE(
+ [AC_LANG_PROGRAM([
+template <typename E> struct C { void foo(); };
+template <typename E> void C<E>::foo() { }
+template <> void C<int>::foo();
+ AC_INCLUDES_DEFAULT])],
+ [ac_cv_safe_to_use_Wredundant_decls_=yes],
+ [ac_cv_safe_to_use_Wredundant_decls_=no])
+ CXXFLAGS="${save_CXXFLAGS}"
+ AC_LANG_POP()])
+ AS_IF([test "$ac_cv_safe_to_use_Wredundant_decls_" = "yes"],
+ [CXX_WARNINGS="${CXX_WARNINGS} -Wredundant-decls"],
+ [CXX_WARNINGS="${CXX_WARNINGS} -Wno-redundant-decls"])
+
+ NO_REDUNDANT_DECLS="-Wno-redundant-decls"
+fi
if test "$SUNCC" = "yes"
then
- if test "$ENABLE_DEBUG" = "yes"
- then
- CFLAGS="-xO0 -DHAVE_DEBUG $CFLAGS"
- CXXFLAGS="-xO0 -DHAVE_DEBUG $CXXFLAGS"
- else
- CFLAGS="-xO4 -xlibmil -xdepend $CFLAGS"
- CXXFLAGS="-xO4 -xlibmil -xdepend $CXXFLAGS"
- fi
- if test "$building_from_hg" = "yes"
- then
- CFLAGS="-errwarn $CFLAGS"
- CXXFLAGS="-errwarn $CXXFLAGS"
- fi
- CFLAGS="-Xa -xstrconst -mt -errfmt=error -errshort=tags ${CFLAGS}"
- CXXFLAGS="+w +w2 -xwe -mt ${CXXFLAGS}"
+ AS_IF([test "$ac_profiling" = "yes"],
+ [CC_PROFILING="-xinstrument=datarace"])
+
+ AS_IF([test "$building_from_bzr" = "yes"],
+ [W_FAIL="-errwarn=%all"])
+
+ AC_CACHE_CHECK([whether E_PASTE_RESULT_NOT_TOKEN is usable],
+ [ac_cv_paste_result],
+ [
+ save_CFLAGS="${CFLAGS}"
+ CFLAGS="-errwarn=%all -erroff=E_PASTE_RESULT_NOT_TOKEN ${CFLAGS}"
+ AC_COMPILE_IFELSE(
+ [AC_LANG_PROGRAM([
+ AC_INCLUDES_DEFAULT
+ ],[
+ int x= 0;])],
+ [ac_cv_paste_result=yes],
+ [ac_cv_paste_result=no])
+ CFLAGS="${save_CFLAGS}"
+ ])
+ AS_IF([test $ac_cv_paste_result = yes],
+ [W_PASTE_RESULT=",E_PASTE_RESULT_NOT_TOKEN"])
+
+
+ CC_WARNINGS="-v -errtags=yes ${W_FAIL} -erroff=E_INTEGER_OVERFLOW_DETECTED${W_PASTE_RESULT}"
+ CXX_WARNINGS="+w +w2 -xwe -xport64 -errtags=yes ${W_FAIL}"
fi
+AC_SUBST(NO_CONVERSION)
+AC_SUBST(NO_REDUNDANT_DECLS)
AM_CPPFLAGS="-I\$(top_srcdir) -I\$(top_builddir) ${CPPFLAGS}"
-AM_CFLAGS="${CFLAGS}"
-AM_CXXFLAGS="${CXXFLAGS}"
+AM_CFLAGS="${CC_WARNINGS} ${CC_PROFILING} ${CC_COVERAGE} ${CFLAGS}"
+AM_CXXFLAGS="${CXX_WARNING} ${CC_PROFILING} ${CC_COVERAGE} ${CXXFLAGS}"
AC_SUBST([AM_CPPFLAGS])
AC_SUBST([AM_CFLAGS])
support/libmemcached-fc.spec
])
AC_OUTPUT
+
+echo "---"
+echo "Configuration summary for $PACKAGE_NAME version $VERSION"
+echo ""
+echo " * Installation prefix: $prefix"
+echo " * System type: $host_vendor-$host_os"
+echo " * Host CPU: $host_cpu"
+echo " * C Compiler: $CC_VERSION"
+echo " * Assertions enabled: $ac_cv_assert"
+echo " * Debug enabled: $with_debug"
+echo " * Warnings as failure: $building_from_bzr"
+echo ""
+echo "---"
+