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configure.ac
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configure.ac
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### Package information
AC_PREREQ(2.61)
AC_INIT(DarkStarProject,m4_esyscmd_s([git rev-parse HEAD]))
AC_CONFIG_SRCDIR([src/common/cbasetypes.h])
AC_CANONICAL_SYSTEM
AM_INIT_AUTOMAKE(DarkStar,git)
### Checks for compiler and core header files
AC_PROG_CC
AC_PROG_CXX
AC_PROG_CXXCPP
AC_LANG([C++])
AC_HEADER_STDC
### Add flags without overriding user-defined flags
DARKSTAR_CXXFLAGS="$CXXFLAGS -pipe -ffast-math -Wno-sign-compare"
DARKSTAR_CPPFLAGS="$CPPFLAGS -I../common"
### Big endian test
AC_C_BIGENDIAN(
[AC_MSG_ERROR([[bigendian is not supported... stopping]])],
,
[AC_MSG_WARN([[unable to determine endianess, only little endian is supported]])]
)
### pkg-config checks
PKG_CHECK_MODULES(LUA, luajit, , [PKG_CHECK_MODULES(LUA, lua5.1 >= 0.25)])
PKG_CHECK_MODULES(ZMQ, libzmq)
AC_SUBST(LUA_CFLAGS)
AC_SUBST(LUA_LIBS)
### MySQL check
m4_include([m4/ax_lib_mysql.m4])
AX_LIB_MYSQL()
### Checks for typedefs, structures, and compiler characteristics.
AC_HEADER_ASSERT
AC_HEADER_TIME
### Detect target platform
case "$host" in
*-*-linux*)
darkstar_arch_linux=true
;;
*-*-solaris*)
darkstar_arch_solaris=true
;;
*-*-freebsd* | *-*-netbsd*)
darkstar_arch_freebsd=true
;;
*-*-cygwin* | *-*-mingw32*)
darkstar_arch_win32=true
;;
*)
AC_MSG_ERROR([*** Invalid host])
;;
esac
### Select Memory Manager
AC_ARG_ENABLE(
[manager],
AC_HELP_STRING(
[--enable-manager=ARG],
[memory managers: no, builtin, memwatch, dmalloc, gcollect, bcheck ( default to builtin) ]
),
[
enable_manager="$enableval"
case $enableval in
"no");;
"builtin");;
"memwatch");;
"dmalloc");;
"gcollect");;
"bcheck");;
*) AC_MSG_ERROR([[unknown memory manager '$enableval' ... stopping]]);;
esac
],
[enable_manager="builtin"]
)
### Enable debug breakpoints
AC_ARG_ENABLE(
[debug],
AC_HELP_STRING(
[--enable-debug@<:@=ARG@:>@],
[
Compiles extra debug code. (disabled by default)
(abailable options: yes, no, gdb)
]
),
[
enable_debug="$enableval"
case $enableval in
"no");;
"yes");;
"gdb");;
*) AC_MSG_ERROR([[invalid argument --enable-debug=$enableval... stopping]]);;
esac
],
[enable_debug="no"]
)
### Use RDTSC as Tick Source
AC_ARG_ENABLE(
[rdtsc],
AC_HELP_STRING(
[--enable-rdtsc],
[
Uses rdtsc as timing source (disabled by default)
Enable it when you have timing issues.
(For example: in conjunction with XEN or Other Virtualization mechanisms)
Note:
Please ensure that you've disabled dynamic CPU-Frequencys, such as power saving options.
(On the most modern Dedicated Servers cpufreq is preconfigured, see your distribution's manual
how to disable it)
]
),
[
enable_rdtsc=1
],
[enable_rdtsc=0]
)
AC_MSG_CHECKING([whether $CXX supports -Wno-unused-parameter])
OLD_DARKSTAR_CXXFLAGS="$DARKSTAR_CXXFLAGS"
DARKSTAR_CXXFLAGS="$DARKSTAR_CXXFLAGS -Wno-unused-parameter"
AC_COMPILE_IFELSE(
[int foo;],
[AC_MSG_RESULT([yes])],
[
AC_MSG_RESULT([no])
DARKSTAR_CXXFLAGS="$OLD_DARKSTAR_CXXFLAGS"
]
)
AC_MSG_CHECKING([whether $CXX supports -Wno-pointer-sign])
OLD_DARKSTAR_CXXFLAGS="$DARKSTAR_CXXFLAGS"
DARKSTAR_CXXFLAGS="$DARKSTAR_CXXFLAGS -Wno-pointer-sign"
AC_COMPILE_IFELSE(
[int foo;],
[AC_MSG_RESULT([yes])],
[
AC_MSG_RESULT([no])
DARKSTAR_CXXFLAGS="$OLD_DARKSTAR_CXXFLAGS"
]
)
AC_MSG_CHECKING([whether $CXX supports -Wno-switch])
OLD_DARKSTAR_CXXFLAGS="$DARKSTAR_CXXFLAGS"
DARKSTAR_CXXFLAGS="$DARKSTAR_CXXFLAGS -Wno-switch"
AC_COMPILE_IFELSE(
[int foo;],
[AC_MSG_RESULT([yes])],
[
AC_MSG_RESULT([no])
DARKSTAR_CXXFLAGS="$OLD_DARKSTAR_CXXFLAGS"
]
)
### Checks for libraries and header files
AC_CHECK_FUNC([setrlimit],[DARKSTAR_CXXFLAGS="$DARKSTAR_CXXFLAFGS -DHAVE_SETRLIMIT"])
### Memory manager
case $enable_manager in
"no")
DARKSTAR_CXXFLAGS="$DARKSTAR_CXXFLAGS -DNO_MEMGR"
;;
"builtin")
#enabled by default
;;
"memwatch")
DARKSTAR_CXXFLAGS="$DARKSTAR_CXXFLAGS -DMEMWATCH"
AC_CHECK_HEADER([memwatch.h], , [AC_MSG_ERROR([memwatch header not found...stopping])])
;;
"dmalloc")
DARKSTAR_CXXFLAGS "$DARKSTAR_CXXFLAGS -DDMALLOC -DDMALLOC_FUNC_CHECK"
DARKSTAR_LIBS="$DARKSTAR_LIBS -ldmalloc"
AC_CHECK_HEADER([dmalloc.h], , AC_MSG_ERROR([dmalloc header not found...stopping]))
;;
"gcollect")
DARKSTAR_CXXFLAGS="$DARKSTAR_CXXFLAGS -DGCOLLECT"
DARKSTAR_LIBS="$DARKSTAR_LIBS -lgc"
AC_CHECK_HEADER([gc.h], , [AC_MSG_ERROR([gcollect header not found... stopping])])
;;
"bcheck")
DARKSTAR_CXXFLAGS="$DARKSTAR_CXXFLAGS -DBCHECK"
;;
esac
### Debug
case $enable_debug in
"no")
#default value
DARKSTAR_CXXFLAGS="$DARKSTAR_CXXFLAGS -Wno-unused -Wno-parentheses"
;;
"yes")
DARKSTAR_CXXFLAGS="$DARKSTAR_CXXFLAGS -g -DDEBUG"
;;
"gdb")
DARKSTAR_CXXFLAGS="$DARKSTAR_CXXFLAGS -ggdb -DDEBUG"
;;
esac
### RDTSC
case $enable_rdtsc in
0)
#default value
;;
1)
DARKSTAR_CXXFLAGS="$DARKSTAR_CXXFLAGS -DENABLE_RDTSC"
;;
esac
###Math library
AC_CHECK_LIB([m], [sqrt], [], [AC_MSG_ERROR([math library not found... stopping])])
### clock_gettime
AC_CHECK_LIB([rt], [clock_gettime])
### Linux specifics
if test "$darkstar_arch_linux"
then
AC_MSG_RESULT(Building Linux targets)
AC_DEFINE(DARKSTAR_ARCH_LINUX,1,Compile code for a linux-based target)
fi
### Solaris Specifics
if test "$darkstar_arch_solaris"
then
AC_MSG_RESULT(Building Solaris targets)
AC_DEFINE(DARKSTAR_ARCH_SOLARIS,1,Compile code for a Solaris target)
fi
### FreeBSD Specifics
if test "$darkstar_arch_freebsd"
then
AC_MSG_RESULT(Building FreeBSD targets)
AC_DEFINE(DARKSTAR_ARCH_FREEBSD,1,Compile code for a FreeBSD target)
fi
### NetBSD Specifics
if test "$darkstar_arch_netbsd"
then
AC_MSG_RESULT(Building NetBSD targets)
AC_DEFINE(DARKSTAR_ARCH_NETBSD,1,Compile code for a NetBSD target)
fi
### Win32 Specifics
if test "$darkstar_arch_win32"
then
AC_MSG_RESULT(Building Win32 targets)
AC_DEFINE(DARKSTAR_ARCH_WIN32,1,Compile code for a windows target)
DLLEXT=".dll"
fi
AC_SUBST([DLLEXT])
AM_CONDITIONAL(DARKSTAR_ARCH_LINUX,test "$darkstar_arch_linux")
AM_CONDITIONAL(DARKSTAR_ARCH_SOLARIS,test "$darkstar_arch_solaris")
AM_CONDITIONAL(DARKSTAR_ARCH_FREEBSD,test "$darkstar_arch_freebsd")
AM_CONDITIONAL(DARKSTAR_ARCH_NETBSD,test "$darkstar_arch_netbsd")
AM_CONDITIONAL(DARKSTAR_ARCH_WIN32,test "$darkstar_arch_win32")
AC_CONFIG_HEADER([src/common/config.h])
AC_CONFIG_FILES([Makefile])
AC_OUTPUT