#       $NetBSD: Makefile,v 1.56 2024/08/31 10:43:43 rin Exp $

include <bsd.hostinit.mk>

MODULE=         gdb
GDBDIR=         ${.CURDIR}/../../external/gpl3/${EXTERNAL_GDB_SUBDIR}
GNUHOSTDIST=    ${GDBDIR}/dist

FIND_ARGS=      \! \( -type d -name sim -prune \)

CONFIGURE_ARGS= --target=${MACHINE_GNU_PLATFORM} --disable-nls \
               --program-transform-name="s,^,${MACHINE_GNU_PLATFORM}-," \
               --with-zstd=no \
               --with-mpfr=${TOOLDIR} \
               --with-mpc=${TOOLDIR} \
               --with-gmp=${TOOLDIR}

if ${MACHINE} == "ia64"
CONFIGURE_ARGS+=--enable-obsolete
endif

# XXX
# Unfortunately, our in-tree makeinfo(1) (latest GPLv2 release) is
# too old to generate *.info. Use external tool from pkgsrc.
EXTERN_MAKEINFO?=       /usr/pkg/bin/makeinfo
MAKEINFOFLAGS?=         --no-split

MAKE_ARGS=      MACHINE=

ALL_TARGET=     all-gdb
INSTALL_TARGET= install-gdb

include "${GDBDIR}/Makefile.gdb_arch"
#GDB_MACHINE_ARCH=       ${MACHINE_ARCH:C/e?armv[4-7]h?f?/arm/}

include "${.CURDIR}/../Makefile.gmakehost"
BUILD_MAKE=${TOOL_GMAKE}

BINENV=         /usr/bin/env -i

include "${.CURDIR}/../gcc/lgpl3.mk"

MKNATIVE_ENV=   ${BINENV} ${CONFIGURE_ENV:NC*:NLD*:Nam_cv_func_iconv*} \
                       CC_FOR_BUILD=${HOST_CC:Q} \
                       CXX_FOR_BUILD=${HOST_CXX:Q} \
                       CFLAGS_FOR_BUILD="-I${TOOLDIR}/include" \
                       CC=${CC:Q}' '${CCADDFLAGS:Q} \
                       CXX=${CXX:Q}' '${CCADDFLAGS:Q}' '${CXXADDFLAGS:Q} \
                       CPP=${CPP:Q}' '-I${DESTDIR}/usr/include \
                       CFLAGS= CPPFLAGS= \
                       CXXFLAGS= LDFLAGS='-L${GMPOBJ} -L${MPFROBJ} -L${MPCOBJ}'\
                       AS=${AS:Q} AWK=${TOOL_AWK:Q} LD=${LD:Q} \
                       MSGFMT=${TOOLDIR}/bin/${_TOOL_PREFIX}msgfmt \
                       NM=${NM:Q} OBJDUMP=${OBJDUMP:Q} \
                       XGETTEXT=${TOOLDIR}/bin/${_TOOL_PREFIX}xgettext \
                       LIBS=-lintl \
                       MAKEINFO=${EXTERN_MAKEINFO} \
                       MAKEINFOFLAGS=${MAKEINFOFLAGS} \
                       ${MKNATIVE_CONFIGURE_PRESET}

MKENV_BUILD_MAKE=${MKNATIVE_ENV} ${BUILD_MAKE}

CCADDFLAGS+= --sysroot=${DESTDIR} -B${DESTDIR}/usr/lib/ \
               -I${.OBJDIR}/.native/include \
               -I${.OBJDIR}/.native/gcc/include
LDADDFLAGS+= -L${DESTDIR}/lib -L${DESTDIR}/usr/lib
CXXADDFLAGS+= -D__STDC_FORMAT_MACROS
CXXADDFLAGS+= -D__STDC_LIMIT_MACROS
CXXADDFLAGS+= -D__STDC_CONSTANT_MACROS
HOST_CXXFLAGS+= ${CXXADDFLAGS}
# Since we are using gmake -e the environment overwrites CPPFLAGS
# so we overwrite it again here! (see Makefile.gnuhost)
HOST_CPPFLAGS+= -I${TOOLDIR}/include

NEWCONFIGDIR?=  ${.CURDIR}/../..
MKNATIVE?=      ${.CURDIR}/mknative-gdb

# Some configure tests require running a test program, which is not
# possible when cross-building.  Provide configure with "cached"
# values in the environment.
MKNATIVE_CONFIGURE_PRESET= \
       ac_cv_prog_cc_cross=yes \
       ac_cv_func_fork_works=yes \
       ac_cv_func_sigprocmask=yes \
       ac_cv_func_strcoll_works=yes \
       ac_cv_func_XML_StopParser=yes \
       ac_cv_libexpat=yes \
       bash_cv_func_ctype_nonascii=yes \
       bash_cv_func_sigsetjmp=present \
       bash_cv_func_strcoll_broken=no \
       bash_cv_must_reinstall_sighandlers=no \
       gl_cv_func_rename_slash_dst_works=yes \
       gl_cv_func_rename_slash_src_works=yes \
       gl_cv_func_rename_link_works=yes \
       gl_cv_func_rename_dest_works=yes

CONFIGURE_ENV+= am_cv_func_iconv=no

# Recent versions of Solaris have ncurses, but they hide the lib in an
# odd directory. Prevent configure from finding the ncurses headers,
# Solaris curses is sufficient.
if ${BUILD_OSTYPE} == "SunOS"
CONFIGURE_ENV+= ac_cv_header_ncurses_h=no \
               ac_cv_header_ncurses_ncurses_h=no \
               ac_cv_header_ncurses_term_h=no
endif

# Disable sim unless it's known to work (configure's default is to
# enable sim if supported).
CONFIGURE_ARGS_SIM=
#.if \
#    ${MACHINE_CPU} != "powerpc" && \
#    ${MACHINE_CPU} != "powerpc64"
CONFIGURE_ARGS_SIM+= --disable-sim
#.endif

CONFIGURE_ARGS_GDBSERVER=
if ${MKGDBSERVER} != "no"
CONFIGURE_ARGS_GDBSERVER+= --enable-gdbserver
endif


native-gdb: .native/.configure_done
       @echo 'Extracting GDB configury for a native toolchain.'
       MAKE=${BUILD_MAKE:Q} ${HOST_SH} ${MKNATIVE} gdb \
               ${.OBJDIR}/.native ${NEWCONFIGDIR} ${MACHINE_GNU_PLATFORM} \
               ${GDB_MACHINE_ARCH}

native/.configure_done: ${_GNU_CFGSRC} ${.CURDIR}/Makefile
       mkdir -p ${.OBJDIR}/.native/include
       # we need to make a copy because ${GMPINC} has a config.h
       cp -p ${GMPINC}/gmp.h ${.OBJDIR}/.native/include
       # copy the rest because using --with-foo=${TOOLDIR} breaks with
       # static linking because it picks the tools version of the libraries
       cp -p ${MPFRINC}/mpfr.h ${.OBJDIR}/.native/include
       cp -p ${MPFRINC}/mpf2mpfr.h ${.OBJDIR}/.native/include
       cp -p ${MPCINC}/mpc.h ${.OBJDIR}/.native/include
       PATH=${TOOLDIR}/bin:$$PATH; export PATH; \
               (cd ${.OBJDIR}/.native && \
                       ${MKNATIVE_ENV} ${HOST_SH} ${GNUHOSTDIST}/configure \
                       --prefix=/usr \
                       --with-separate-debug-dir=/usr/libdata/debug \
                       --with-zstd=no \
                       ${CONFIGURE_ARGS_SIM} \
                       ${CONFIGURE_ARGS_GDBSERVER} \
                       --build=`${GNUHOSTDIST}/config.guess` \
                       --host=${MACHINE_GNU_PLATFORM} \
                       --target=${MACHINE_GNU_PLATFORM})
       PATH=${TOOLDIR}/bin:$$PATH; export PATH; \
               (cd ${.OBJDIR}/.native && \
                       ${MKENV_BUILD_MAKE} configure-host) && \
               (cd ${.OBJDIR}/.native/bfd && \
                       ${MKENV_BUILD_MAKE} bfd.h bfdver.h) && \
               (cd ${.OBJDIR}/.native/gdb && \
                       ${MKENV_BUILD_MAKE} xml-builtin.c init.c version.c) && \
               (cd ${.OBJDIR}/.native/libbacktrace && \
                       ${MKENV_BUILD_MAKE} backtrace-supported.h) && \
               (if [ -d ${.OBJDIR}/.native/gdbserver ]; then \
                       cd ${.OBJDIR}/.native/gdbserver && \
                       ${MKENV_BUILD_MAKE} version-generated.cc; fi) && \
               (cd ${.OBJDIR}/.native/gdb/doc && \
                       ${MKENV_BUILD_MAKE} NetBSD_DISABLED_info)
       @touch $@

clean: clean.native
clean.native:
       -rm -r -f .native

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