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define([AC_CACHE_LOAD], )dnl
define([AC_CACHE_SAVE], )dnl
AC_INIT(vsn.mk)
if test -z "$ERL_TOP" || test ! -d $ERL_TOP ; then
AC_CONFIG_AUX_DIRS(autoconf)
else
erl_top=${ERL_TOP}
AC_CONFIG_AUX_DIRS($erl_top/erts/autoconf)
fi
if test "X$host" != "Xfree_source" -a "X$host" != "Xwin32"; then
AC_CANONICAL_HOST
else
host_os=win32
fi
dnl ----------------------------------------------------------------------
dnl Checks for programs.
dnl ----------------------------------------------------------------------
dnl
dnl flex is needed by megaco. lex wont do!
dnl
AC_PROG_LEX
if test "$LEX" != flex; then
ENABLE_MEGACO_FLEX_SCANNER=false
else
ENABLE_MEGACO_FLEX_SCANNER=true
fi
AC_SUBST(ENABLE_MEGACO_FLEX_SCANNER)
dnl
dnl For increased performance it is possible to disable lineno
dnl
AC_ARG_ENABLE(megaco_flex_scanner_lineno,
[ --disable-megaco-flex-scanner-lineno disable megaco flex scanner lineno],
if test x${enable_megaco_flex_scanner_lineno} = xno ; then
ENABLE_MEGACO_FLEX_SCANNER_LINENO=false
else
ENABLE_MEGACO_FLEX_SCANNER_LINENO=true
fi,
ENABLE_MEGACO_FLEX_SCANNER_LINENO=true)
AC_SUBST(ENABLE_MEGACO_FLEX_SCANNER_LINENO)
dnl
dnl C compiler (related) defs
dnl
AC_PROG_CC
dnl Magic test for clearcase.
if test -d ../../system; then
OTP_EXTRA_FLAGS=-DOTP_RELEASE
else
OTP_EXTRA_FLAGS=
fi
dnl
dnl Flags to the C compiler
dnl
dnl make sure we find config.h
CFLAGS="$CFLAGS -I${ERL_TOP}/erts/$host $OTP_EXTRA_FLAGS"
if test "X$host" = "Xwin32"; then
DED_CFLAGS="$CFLAGS"
else
case $host_os in
darwin*)
CFLAGS="$CFLAGS -no-cpp-precomp"
;;
esac
if test "x$GCC" = xyes; then
DED_CFLAGS="$CFLAGS -fPIC $DED_CFLAGS"
else
DED_CFLAGS="$CFLAGS $DED_CFLAGS"
fi
fi
AC_SUBST(DED_CFLAGS)
AC_CHECK_PROGS(DED_LD, [ld.sh ld], no_ld)
if test "$DED_LD" = no_ld; then
AC_MSG_ERROR([ld is required to build the flex scanner!])
fi
AC_MSG_CHECKING(for linker flags for loadable drivers)
case $host_os in
win32)
DED_LDFLAGS="-dll"
;;
solaris2*|sysv4*)
DED_LDFLAGS="-G"
;;
aix4*)
DED_LDFLAGS="-G -bnoentry -bexpall"
;;
freebsd2*)
# Non-ELF GNU linker
DED_LDFLAGS="-Bshareable"
;;
darwin*)
# Mach-O linker, a shared lib and a loadable
# object file is not the same thing.
DED_LDFLAGS="-bundle -flat_namespace -undefined suppress"
DED_CFLAGS="$DED_CFLAGS -fno-common"
;;
*)
# assume GNU linker and ELF
DED_LDFLAGS="-shared"
;;
esac
AC_MSG_RESULT([$DED_LDFLAGS])
AC_SUBST(DED_LDFLAGS)
AC_CHECK_PROG(PERL, perl, perl, no_perl)
if test "$PERL" = no_perl; then
AC_MSG_ERROR([Perl is required to build the flex scanner!])
fi
dnl This is the os flavour, should be unix, vxworks or win32
if test "X$host" = "Xwin32"; then
ERLANG_OSTYPE=win32
else
ERLANG_OSTYPE=unix
fi
AC_SUBST(ERLANG_OSTYPE)
AC_OUTPUT(src/flex/$host/Makefile:src/flex/Makefile.in)
|
