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|
# This file is an input file used by the GNU "autoconf" program to
# generate the file "configure", which is run during XPA installation
# to configure the system for the local environment.
AC_INIT(util, 1.0, saord@cfa.harvard.edu, util)
AC_CONFIG_HEADERS([conf.h])
AC_CONFIG_SRCDIR(./xalloc.h)
AC_CANONICAL_HOST
#
# checks that we use in most projects
#
AC_PROG_CC
AC_EXEEXT
if test x"${EXEEXT}" = "xno"; then
EXEEXT=""
fi
AC_C_LONG_LONG
AC_PROG_RANLIB
AC_HEADER_STDC
AC_CHECK_HEADERS(malloc.h)
AC_CHECK_HEADERS(getopt.h)
AC_CHECK_HEADERS(values.h)
AC_CHECK_HEADERS(dlfcn.h)
AC_CHECK_HEADERS(setjmp.h)
AC_CHECK_HEADERS(sys/un.h)
AC_CHECK_HEADERS(sys/mman.h)
AC_CHECK_HEADERS(sys/ipc.h)
AC_CHECK_HEADERS(crt_externs.h)
case $host_os in
*cygwin*|*Cygwin* )
;;
* )
AC_CHECK_HEADERS(sys/shm.h)
;;
esac
AC_CHECK_TYPES([socklen_t], [], [], [#include <sys/socket.h>])
AC_C_CONST
AC_CHECK_FUNCS(strchr memcpy snprintf ftello fseeko setenv)
AC_CHECK_FUNC(connect)
if test $ac_cv_func_connect = no; then
AC_CHECK_LIB(socket, connect, EXTRA_LIBS="$EXTRA_LIBS -lsocket")
fi
AC_CHECK_FUNC(gethostbyname)
if test $ac_cv_func_gethostbyname = no; then
AC_CHECK_LIB(nsl, gethostbyname, EXTRA_LIBS="$EXTRA_LIBS -lnsl")
fi
# AC_CHECK_LIB(db, snprintf, EXTRA_LIBS="$EXTRA_LIBS -ldb")
#
# checks specific to this project
#
AC_C_BIGENDIAN([BIGENDIAN=1], [BIGENDIAN=0], [BIGENDIAN=1])
AC_SUBST(BIGENDIAN)
DEFLIB="libutil.a"
AC_MSG_CHECKING(for alternate target library)
AC_ARG_WITH(altlib, [ --with-altlib=LIB library name],
alt_lib=yes LIB=$withval, alt_lib=no LIB=$DEFLIB)
AC_MSG_RESULT($alt_lib ($LIB))
AC_SUBST(LIB)
AC_SUBST(DEFLIB)
AC_MSG_CHECKING(for shared library build)
AC_ARG_ENABLE(shared, [ --enable-shared build shared libraries],
[fun_ok=$enableval], [fun_ok=no])
if test "$fun_ok" != "no"; then
fpic="yes"
DOSHARED=shlib
AC_SUBST(DOSHARED)
if test "$fun_ok" = "link"; then
LLIB="-L. -l$PACKAGE_NAME"
else
LLIB='$(LIB)'
fi
else
LLIB='$(LIB)'
fi
AC_SUBST(LLIB)
AC_MSG_RESULT($fun_ok)
AC_ARG_ENABLE(dl, [ --enable-dl allow use of dynamic loading if available],
[fun_ok=$enableval], [fun_ok=no])
if test "$fun_ok" = "yes"; then
AC_MSG_CHECKING([for dynamic loading (with gcc) ])
if test "$CC" = "gcc" -o `$CC -v 2>&1 | grep -c gcc` != "0" ; then
using_dl="yes"
AC_CHECK_LIB(dl, dlopen, have_dl=yes, have_dl=no)
if test "$have_dl" = yes; then
USE_DL="-DUSE_DL=1"
fpic="yes"
EXTRA_LIBS="$EXTRA_LIBS -ldl"
if test `$CC -v -rdynamic 2>&1 | grep -c unrecognized` = "0" ; then
LDFLAGS="$LDFLAGS -rdynamic"
fi
else
AC_CHECK_LIB(c, dlopen, have_dl=yes, have_dl=no)
if test "$have_dl" = yes; then
USE_DL="-DUSE_DL=1"
fpic="yes"
if test `$CC -v -rdynamic 2>&1 | grep -c unrecognized` = "0" ; then
LDFLAGS="$LDFLAGS -rdynamic"
fi
else
using_dl="no"
fi
fi
else
using_dl="no"
fi
AC_MSG_RESULT([$using_dl ($CC)])
fi
AC_SUBST(USE_DL)
AC_MSG_CHECKING(for request to use posix_spawn)
AC_ARG_ENABLE(posix_spawn, [ --enable-posix_spawn use posix_spawn() if available],
[fun_ok=$enableval], [fun_ok=no])
AC_MSG_RESULT($fun_ok)
if test "$fun_ok" = "yes"; then
AC_CHECK_FUNCS(posix_spawn _NSGetEnviron)
AC_CHECK_HEADERS(crt_externs.h)
fi
SC_PATH_TCLCONFIG
if test x"${no_tcl}" = x ; then
AC_DEFINE([HAVE_TCL], [1], [Define if tcl is used.])
fi
AC_MSG_CHECKING(for external zlib)
AC_ARG_WITH(zlib, [ --with-zlib=LIB library name],
zlib=yes EXTRA_LIBS="$EXTRA_LIBS $withval" EXTRA_OBJS="", zlib=no EXTRA_OBJS='$(ZOBJS)')
AC_MSG_RESULT($zlib)
AC_MSG_CHECKING([$host_os configuration])
PRE=""
POST="|\& cat"
case $host_os in
*cygwin*|*Cygwin* )
AC_DEFINE([HAVE_CYGWIN], [], [define if cygwin is used])
AC_MSG_RESULT(flagging Cygwin)
PRE="sh -c {"
POST="}"
;;
*mingw32*|*Mingw32*)
CFLAGS="$CFLAGS -mconsole -D_WSTRING_DEFINED=1"
EXTRA_LIBS="$EXTRA_LIBS -lwsock32"
AC_DEFINE([HAVE_MINGW32], [], [define if mingw32 is used])
AC_MSG_RESULT(flagging MinGW)
;;
*osf*|*Osf*)
AC_CHECK_LIB(db, snprintf, EXTRA_LIBS="$EXTRA_LIBS -ldb")
;;
*darwin*|*Darwin*)
LDFLAGS="$LDFLAGS $CFLAGS"
G=`$CC -v 2>&1 | grep version | awk '{print $3}' | awk -F. '{print $1$2}'`
if test x"$G" != x -a "$G" -lt 42; then
CFLAGS="$CFLAGS -no-cpp-precomp"
fi
CFLAGS="$CFLAGS -fno-common"
if test x"$fpic" = x"yes" ; then
CFLAGS="$CFLAGS -fPIC"
AC_MSG_RESULT([adding -fno-common, -fPIC to CFLAGS])
else
AC_MSG_RESULT([adding -fno-common to CFLAGS])
fi
;;
* )
if test x"$fpic" = x"yes" ; then
if test "$CC" = "gcc" -o `$CC -v 2>&1 | grep -c gcc` != "0" ; then
CFLAGS="$CFLAGS -fPIC"
AC_MSG_RESULT(adding -fPIC to gcc)
else
AC_MSG_RESULT(none)
fi
else
AC_MSG_RESULT(none)
fi
;;
esac
AC_SUBST(EXTRA_LIBS)
AC_SUBST(EXTRA_OBJS)
AC_CONFIG_FILES(Makefile NaN.h)
AC_OUTPUT
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