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[/] [openrisc/] [tags/] [gdb/] [gdb-6.8/] [gdb-6.8.openrisc-2.1/] [sim/] [common/] [common.m4] - Rev 602
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# This file contains common code used by all simulators. # # common.m4 invokes AC macros used by all simulators and by the common # directory. It is intended to be included before any target specific # stuff. SIM_AC_OUTPUT is a cover function to AC_OUTPUT to generate # the Makefile. It is intended to be invoked last. # # The simulator's configure.in should look like: # # dnl Process this file with autoconf to produce a configure script. # AC_PREREQ(2.5)dnl # AC_INIT(Makefile.in) # AC_CONFIG_HEADER(config.h:config.in) # # sinclude(../common/aclocal.m4) # sinclude(../common/common.m4) # # ... target specific stuff ... AC_CANONICAL_SYSTEM AC_ARG_PROGRAM AC_PROG_CC AC_PROG_INSTALL # Put a plausible default for CC_FOR_BUILD in Makefile. if test "x$cross_compiling" = "xno"; then CC_FOR_BUILD='$(CC)' else CC_FOR_BUILD=gcc fi AC_SUBST(CC_FOR_BUILD) AC_SUBST(CFLAGS) AC_SUBST(HDEFINES) AR=${AR-ar} AC_SUBST(AR) AC_PROG_RANLIB 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= ZW_GNU_GETTEXT_SISTER_DIR(../../intl) # Check for common headers. # FIXME: Seems to me this can cause problems for i386-windows hosts. # At one point there were hardcoded AC_DEFINE's if ${host} = i386-*-windows*. AC_CHECK_HEADERS(stdlib.h string.h strings.h unistd.h time.h) AC_CHECK_HEADERS(sys/time.h sys/resource.h) AC_CHECK_HEADERS(fcntl.h fpu_control.h) AC_CHECK_HEADERS(dlfcn.h errno.h sys/stat.h) AC_CHECK_FUNCS(getrusage time sigaction __setfpucw) # Check for socket libraries AC_CHECK_LIB(socket, bind) AC_CHECK_LIB(nsl, gethostbyname) . ${srcdir}/../../bfd/configure.host dnl Standard (and optional) simulator options. dnl Eventually all simulators will support these. dnl Do not add any here that cannot be supported by all simulators. dnl Do not add similar but different options to a particular simulator, dnl all shall eventually behave the same way. dnl We don't use automake, but we still want to support dnl --enable-maintainer-mode. USE_MAINTAINER_MODE=no AC_ARG_ENABLE(maintainer-mode, [ --enable-maintainer-mode Enable developer functionality.], [case "${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) dnl This is a generic option to enable special byte swapping dnl insns on *any* cpu. AC_ARG_ENABLE(sim-bswap, [ --enable-sim-bswap Use Host specific BSWAP instruction.], [case "${enableval}" in yes) sim_bswap="-DWITH_BSWAP=1 -DUSE_BSWAP=1";; no) sim_bswap="-DWITH_BSWAP=0";; *) AC_MSG_ERROR("--enable-sim-bswap does not take a value"); sim_bswap="";; esac if test x"$silent" != x"yes" && test x"$sim_bswap" != x""; then echo "Setting bswap flags = $sim_bswap" 6>&1 fi],[sim_bswap=""])dnl AC_SUBST(sim_bswap) AC_ARG_ENABLE(sim-cflags, [ --enable-sim-cflags=opts Extra CFLAGS for use in building simulator], [case "${enableval}" in yes) sim_cflags="-O2 -fomit-frame-pointer";; trace) AC_MSG_ERROR("Please use --enable-sim-debug instead."); sim_cflags="";; no) sim_cflags="";; *) sim_cflags=`echo "${enableval}" | sed -e "s/,/ /g"`;; esac if test x"$silent" != x"yes" && test x"$sim_cflags" != x""; then echo "Setting sim cflags = $sim_cflags" 6>&1 fi],[sim_cflags=""])dnl AC_SUBST(sim_cflags) dnl --enable-sim-debug is for developers of the simulator dnl the allowable values are work-in-progress AC_ARG_ENABLE(sim-debug, [ --enable-sim-debug=opts Enable debugging flags], [case "${enableval}" in yes) sim_debug="-DDEBUG=7 -DWITH_DEBUG=7";; no) sim_debug="-DDEBUG=0 -DWITH_DEBUG=0";; *) sim_debug="-DDEBUG='(${enableval})' -DWITH_DEBUG='(${enableval})'";; esac if test x"$silent" != x"yes" && test x"$sim_debug" != x""; then echo "Setting sim debug = $sim_debug" 6>&1 fi],[sim_debug=""])dnl AC_SUBST(sim_debug) dnl --enable-sim-stdio is for users of the simulator dnl It determines if IO from the program is routed through STDIO (buffered) AC_ARG_ENABLE(sim-stdio, [ --enable-sim-stdio Specify whether to use stdio for console input/output.], [case "${enableval}" in yes) sim_stdio="-DWITH_STDIO=DO_USE_STDIO";; no) sim_stdio="-DWITH_STDIO=DONT_USE_STDIO";; *) AC_MSG_ERROR("Unknown value $enableval passed to --enable-sim-stdio"); sim_stdio="";; esac if test x"$silent" != x"yes" && test x"$sim_stdio" != x""; then echo "Setting stdio flags = $sim_stdio" 6>&1 fi],[sim_stdio=""])dnl AC_SUBST(sim_stdio) dnl --enable-sim-trace is for users of the simulator dnl The argument is either a bitmask of things to enable [exactly what is dnl up to the simulator], or is a comma separated list of names of tracing dnl elements to enable. The latter is only supported on simulators that dnl use WITH_TRACE. AC_ARG_ENABLE(sim-trace, [ --enable-sim-trace=opts Enable tracing flags], [case "${enableval}" in yes) sim_trace="-DTRACE=1 -DWITH_TRACE=-1";; no) sim_trace="-DTRACE=0 -DWITH_TRACE=0";; [[-0-9]]*) sim_trace="-DTRACE='(${enableval})' -DWITH_TRACE='(${enableval})'";; [[a-z]]*) sim_trace="" for x in `echo "$enableval" | sed -e "s/,/ /g"`; do if test x"$sim_trace" = x; then sim_trace="-DWITH_TRACE='(TRACE_$x" else sim_trace="${sim_trace}|TRACE_$x" fi done sim_trace="$sim_trace)'" ;; esac if test x"$silent" != x"yes" && test x"$sim_trace" != x""; then echo "Setting sim trace = $sim_trace" 6>&1 fi],[sim_trace=""])dnl AC_SUBST(sim_trace) dnl --enable-sim-profile dnl The argument is either a bitmask of things to enable [exactly what is dnl up to the simulator], or is a comma separated list of names of profiling dnl elements to enable. The latter is only supported on simulators that dnl use WITH_PROFILE. AC_ARG_ENABLE(sim-profile, [ --enable-sim-profile=opts Enable profiling flags], [case "${enableval}" in yes) sim_profile="-DPROFILE=1 -DWITH_PROFILE=-1";; no) sim_profile="-DPROFILE=0 -DWITH_PROFILE=0";; [[-0-9]]*) sim_profile="-DPROFILE='(${enableval})' -DWITH_PROFILE='(${enableval})'";; [[a-z]]*) sim_profile="" for x in `echo "$enableval" | sed -e "s/,/ /g"`; do if test x"$sim_profile" = x; then sim_profile="-DWITH_PROFILE='(PROFILE_$x" else sim_profile="${sim_profile}|PROFILE_$x" fi done sim_profile="$sim_profile)'" ;; esac if test x"$silent" != x"yes" && test x"$sim_profile" != x""; then echo "Setting sim profile = $sim_profile" 6>&1 fi],[sim_profile="-DPROFILE=1 -DWITH_PROFILE=-1"])dnl AC_SUBST(sim_profile) dnl Types used by common code AC_TYPE_SIGNAL dnl Detect exe extension AC_EXEEXT dnl These are available to append to as desired. 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 ;; esac sim_link_files="${sim_link_files} ${TARG_VALS_DEF}" sim_link_links="${sim_link_links} targ-vals.def"
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