# Include global overrides and fixes for Autoconf.
m4_include(../../config/override.m4)
sinclude([../../config/zlib.m4])
+m4_include([../../config/plugins.m4])
+m4_include([../../libtool.m4])
+m4_include([../../ltoptions.m4])
+m4_include([../../ltsugar.m4])
+m4_include([../../ltversion.m4])
+m4_include([../../lt~obsolete.m4])
+sinclude([../../config/depstand.m4])
AC_DEFUN([SIM_AC_COMMON],
[
# autoconf.info says this should be called right after AC_INIT.
AC_CONFIG_HEADER(ifelse([$1],,config.h,[$1]):config.in)
AC_CANONICAL_SYSTEM
+AC_USE_SYSTEM_EXTENSIONS
AC_ARG_PROGRAM
AC_PROG_INSTALL
AC_SUBST(AR)
AC_PROG_RANLIB
+dnl Pull in the target configuration file directly.
+AH_BOTTOM([#include "tconfig.h"])
+
+# Some of the common include files depend on bfd.h, and bfd.h checks
+# that config.h is included first by testing that the PACKAGE macro
+# is defined.
+PACKAGE=sim
+AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE", [Name of this package. ])
+AC_SUBST(PACKAGE)
+
+# Dependency checking.
+ZW_CREATE_DEPDIR
+ZW_PROG_COMPILER_DEPENDENCIES([CC])
+
+# Check for the 'make' the user wants to use.
+AC_CHECK_PROGS(MAKE, make)
+MAKE_IS_GNU=
+case "`$MAKE --version 2>&1 | sed 1q`" in
+ *GNU*)
+ MAKE_IS_GNU=yes
+ ;;
+esac
+AM_CONDITIONAL(GMAKE, test "$MAKE_IS_GNU" = yes)
+
dnl We don't use gettext, but bfd does. So we do the appropriate checks
dnl to see if there are intl libraries we should link against.
ALL_LINGUAS=
# using the same condition.
AM_ZLIB
+# BFD uses libdl when when plugins enabled.
+AC_PLUGINS
+AM_CONDITIONAL(PLUGINS, test "$plugins" = yes)
+LT_INIT([dlopen])
+AC_SUBST(lt_cv_dlopen_libs)
+
. ${srcdir}/../../bfd/configure.host
dnl Standard (and optional) simulator options.
dnl We don't use automake, but we still want to support
dnl --enable-maintainer-mode.
-USE_MAINTAINER_MODE=no
-AC_ARG_ENABLE(maintainer-mode,
-[ --enable-maintainer-mode Enable developer functionality.],
-[case "${enableval}" in
- yes) MAINT="" USE_MAINTAINER_MODE=yes ;;
- no) MAINT="#" ;;
- *) AC_MSG_ERROR("--enable-maintainer-mode does not take a value"); MAINT="#" ;;
-esac
-if test x"$silent" != x"yes" && test x"$MAINT" = x""; then
- echo "Setting maintainer mode" 6>&1
-fi],[MAINT="#"])dnl
-AC_SUBST(MAINT)
+AM_MAINTAINER_MODE
dnl This is a generic option to enable special byte swapping
no) sim_trace="-DTRACE=0 -DWITH_TRACE=0";;
[[-0-9]]*)
sim_trace="-DTRACE='(${enableval})' -DWITH_TRACE='(${enableval})'";;
- [[a-z]]*)
+ [[[:lower:]]]*)
sim_trace=""
for x in `echo "$enableval" | sed -e "s/,/ /g"`; do
if test x"$sim_trace" = x; then
sim_link_files=
sim_link_links=
-dnl Create tconfig.h either from simulator's tconfig.in or default one
-dnl in common.
-sim_link_links=tconfig.h
-if test -f ${srcdir}/tconfig.in
-then
- sim_link_files=tconfig.in
-else
- sim_link_files=../common/tconfig.in
-fi
-
# targ-vals.def points to the libc macro description file.
case "${target}" in
*-*-*) TARG_VALS_DEF=../common/nltvals.def ;;
dnl --enable-sim-hardware is for users of the simulator
-dnl arg[1] Enable sim-hw by default? ("yes" or "no")
+dnl arg[1] Enable sim-hw by default? ("yes", "no", or "always")
dnl arg[2] is a space separated list of devices that override the defaults
dnl arg[3] is a space separated list of extra target specific devices.
AC_DEFUN([SIM_AC_OPTION_HARDWARE],
[
-if test x"[$1]" = x"yes"; then
- sim_hw_p=yes
+if test x"[$1]" != x"no"; then
+ enable_sim_hardware=yes
else
- sim_hw_p=no
+ enable_sim_hardware=no
fi
+
if test "[$2]"; then
hardware="[$2]"
else
hardware="cfi core pal glue"
fi
hardware="$hardware [$3]"
+
sim_hw_cflags="-DWITH_HW=1"
sim_hw="$hardware"
sim_hw_objs="\$(SIM_COMMON_HW_OBJS) `echo $sim_hw | sed -e 's/\([[^ ]][[^ ]]*\)/dv-\1.o/g'`"
+
AC_ARG_ENABLE(sim-hardware,
-[ --enable-sim-hardware=LIST Specify the hardware to be included in the build.],
-[
-case "${enableval}" in
- yes) sim_hw_p=yes;;
- no) sim_hw_p=no;;
+ [AS_HELP_STRING([--enable-sim-hardware=LIST],
+ [Specify the hardware to be included in the build.])])
+case ${enable_sim_hardware} in
+ yes) sim_hw_p=yes;;
+ no) sim_hw_p=no;;
,*) sim_hw_p=yes; hardware="${hardware} `echo ${enableval} | sed -e 's/,/ /'`";;
*,) sim_hw_p=yes; hardware="`echo ${enableval} | sed -e 's/,/ /'` ${hardware}";;
- *) sim_hw_p=yes; hardware="`echo ${enableval} | sed -e 's/,/ /'`"'';;
+ *) sim_hw_p=yes; hardware="`echo ${enableval} | sed -e 's/,/ /'`"'';;
esac
+
if test "$sim_hw_p" != yes; then
+ if test "[$1]" = "always"; then
+ AC_MSG_ERROR([Sorry, but this simulator requires that hardware support
+be enabled. Please configure without --disable-hw-support.])
+ fi
sim_hw_objs=
sim_hw_cflags="-DWITH_HW=0"
sim_hw=
*) sim_hw="$sim_hw $i" ; sim_hw_objs="$sim_hw_objs dv-$i.o";;
esac
done
+ # mingw does not support sockser
+ case ${host} in
+ *mingw*) ;;
+ *) # TODO: We don't add dv-sockser to sim_hw as it is not a "real" device
+ # that you instatiate. Instead, other code will call into it directly.
+ # At some point, we should convert it over.
+ sim_hw_objs="$sim_hw_objs dv-sockser.o"
+ AC_DEFINE_UNQUOTED(
+ [HAVE_DV_SOCKSER], 1, [Define if dv-sockser is usable.])
+ ;;
+ esac
+ if test x"$silent" != x"yes"; then
+ echo "Setting hardware to $sim_hw_cflags, $sim_hw, $sim_hw_objs"
+ fi
+ dnl Some devices require extra libraries.
+ case " $hardware " in
+ *" cfi "*) AC_CHECK_LIB(m, log2);;
+ esac
fi
-if test x"$silent" != x"yes" && test "$sim_hw_p" = "yes"; then
- echo "Setting hardware to $sim_hw_cflags, $sim_hw, $sim_hw_objs"
-fi],[
-if test "$sim_hw_p" != yes; then
- sim_hw_objs=
- sim_hw_cflags="-DWITH_HW=0"
- sim_hw=
-fi
-if test x"$silent" != x"yes"; then
- echo "Setting hardware to $sim_hw_cflags, $sim_hw, $sim_hw_objs"
-fi])
-dnl Some devices require extra libraries.
-case " $hardware " in
- *" cfi "*) AC_CHECK_LIB(m, log2);;
-esac
])
AC_SUBST(sim_hw_cflags)
AC_SUBST(sim_hw_objs)
dnl it enables extra GCC specific warnings.
AC_DEFUN([SIM_AC_OPTION_WARNINGS],
[
-# NOTE: Don't add -Wall or -Wunused, they both include
-# -Wunused-parameter which reports bogus warnings.
-# NOTE: If you add to this list, remember to update
-# gdb/doc/gdbint.texinfo.
-build_warnings="-Wimplicit -Wreturn-type -Wcomment -Wtrigraphs \
--Wformat -Wparentheses -Wpointer-arith"
-# GCC supports -Wuninitialized only with -O or -On, n != 0.
-if test x${CFLAGS+set} = xset; then
- case "${CFLAGS}" in
- *"-O0"* ) ;;
- *"-O"* )
- build_warnings="${build_warnings} -Wuninitialized"
- ;;
- esac
-else
- build_warnings="${build_warnings} -Wuninitialized"
+AC_ARG_ENABLE(werror,
+ AS_HELP_STRING([--enable-werror], [treat compile warnings as errors]),
+ [case "${enableval}" in
+ yes | y) ERROR_ON_WARNING="yes" ;;
+ no | n) ERROR_ON_WARNING="no" ;;
+ *) AC_MSG_ERROR(bad value ${enableval} for --enable-werror) ;;
+ esac])
+
+# Enable -Werror by default when using gcc
+if test "${GCC}" = yes -a -z "${ERROR_ON_WARNING}" ; then
+ ERROR_ON_WARNING=yes
+fi
+
+WERROR_CFLAGS=""
+if test "${ERROR_ON_WARNING}" = yes ; then
+# NOTE: Disabled in the sim dir due to most sims generating warnings.
+# WERROR_CFLAGS="-Werror"
+ true
fi
-# Up for debate: -Wswitch -Wcomment -trigraphs -Wtrigraphs
-# -Wunused-function -Wunused-label -Wunused-variable -Wunused-value
-# -Wchar-subscripts -Wtraditional -Wshadow -Wcast-qual
-# -Wcast-align -Wwrite-strings -Wconversion -Wstrict-prototypes
-# -Wmissing-prototypes -Wmissing-declarations -Wredundant-decls
-# -Woverloaded-virtual -Winline -Werror"
+
+build_warnings="-Wall -Wdeclaration-after-statement -Wpointer-arith \
+-Wpointer-sign \
+-Wno-unused -Wunused-value -Wunused-function \
+-Wno-switch -Wno-char-subscripts -Wmissing-prototypes
+-Wdeclaration-after-statement -Wempty-body -Wmissing-parameter-type \
+-Wold-style-declaration -Wold-style-definition"
+
+# Enable -Wno-format by default when using gcc on mingw since many
+# GCC versions complain about %I64.
+case "${host}" in
+ *-*-mingw32*) build_warnings="$build_warnings -Wno-format" ;;
+ *) build_warnings="$build_warnings -Wformat-nonliteral" ;;
+esac
+
AC_ARG_ENABLE(build-warnings,
-[ --enable-build-warnings Enable build-time compiler warnings if gcc is used],
+AS_HELP_STRING([--enable-build-warnings], [enable build-time compiler warnings if gcc is used]),
[case "${enableval}" in
yes) ;;
no) build_warnings="-w";;
echo "Setting compiler warning flags = $build_warnings" 6>&1
fi])dnl
AC_ARG_ENABLE(sim-build-warnings,
-[ --enable-gdb-build-warnings Enable SIM specific build-time compiler warnings if gcc is used],
+AS_HELP_STRING([--enable-sim-build-warnings], [enable SIM specific build-time compiler warnings if gcc is used]),
[case "${enableval}" in
yes) ;;
no) build_warnings="-w";;
echo "Setting GDB specific compiler warning flags = $build_warnings" 6>&1
fi])dnl
WARN_CFLAGS=""
-WERROR_CFLAGS=""
if test "x${build_warnings}" != x -a "x$GCC" = xyes
then
AC_MSG_CHECKING(compiler warning flags)
CFLAGS="$saved_CFLAGS"
esac
done
- AC_MSG_RESULT(${WARN_CFLAGS}${WERROR_CFLAGS})
+ AC_MSG_RESULT(${WARN_CFLAGS} ${WERROR_CFLAGS})
fi
])
AC_SUBST(WARN_CFLAGS)