From d6e9fb0513bda136112dbed6a19d39b41e70ed47 Mon Sep 17 00:00:00 2001 From: Jim Kingdon Date: Sun, 13 Feb 2000 01:06:58 +0000 Subject: [PATCH] 2000-02-10 J.T. Conklin * config/i386/nbsd.mt (GDBSERVER_DEPFILES): Add low-nbsd.o * configure.tgt (i[3456]86-*-netbsd*): add gdbserver to configdirs. * gdbserver/low-nbsd.c: New file. * gdbserver/Makefile.in: convert to autoconf. * gdbserver/configure.in: likewise. * gdbserver/configure: generate. --- gdb/ChangeLog | 11 + gdb/config/i386/nbsd.mt | 2 + gdb/configure.tgt | 3 +- gdb/gdbserver/Makefile.in | 53 +- gdb/gdbserver/configure | 1078 ++++++++++++++++++++++++++++++++++++ gdb/gdbserver/configure.in | 123 ++-- gdb/gdbserver/low-nbsd.c | 320 +++++++++++ 7 files changed, 1501 insertions(+), 89 deletions(-) create mode 100755 gdb/gdbserver/configure create mode 100644 gdb/gdbserver/low-nbsd.c diff --git a/gdb/ChangeLog b/gdb/ChangeLog index 7a371bfee72..92ffdcd33d8 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,3 +1,14 @@ +2000-02-10 J.T. Conklin + + * config/i386/nbsd.mt (GDBSERVER_DEPFILES): Add low-nbsd.o + * configure.tgt (i[3456]86-*-netbsd*): add gdbserver to + configdirs. + * gdbserver/low-nbsd.c: New file. + + * gdbserver/Makefile.in: convert to autoconf. + * gdbserver/configure.in: likewise. + * gdbserver/configure: generate. + Sun Feb 13 11:21:00 2000 Andrew Cagney * CONTRIBUTE: New file. How to contribute to GDB. diff --git a/gdb/config/i386/nbsd.mt b/gdb/config/i386/nbsd.mt index 757085074d8..f21a3188351 100644 --- a/gdb/config/i386/nbsd.mt +++ b/gdb/config/i386/nbsd.mt @@ -1,3 +1,5 @@ # Target: Intel 386 running NetBSD TDEPFILES= i386-tdep.o i387-tdep.o solib.o TM_FILE= tm-nbsd.h + +GDBSERVER_DEPFILES= low-nbsd.o diff --git a/gdb/configure.tgt b/gdb/configure.tgt index 95dee85b212..e608c321c91 100644 --- a/gdb/configure.tgt +++ b/gdb/configure.tgt @@ -86,7 +86,8 @@ i[3456]86-*-elf*) gdb_target=embed ;; i[3456]86-*-aix*) gdb_target=i386aix ;; i[3456]86-*-bsd*) gdb_target=i386bsd ;; i[3456]86-*-freebsd*) gdb_target=fbsd ;; -i[3456]86-*-netbsd*) gdb_target=nbsd ;; +i[3456]86-*-netbsd*) gdb_target=nbsd + configdirs="${configdirs} gdbserver" ;; i[3456]86-*-os9k) gdb_target=i386os9k ;; i[3456]86-*-go32*) gdb_target=i386aout ;; i[3456]86-*-msdosdjgpp*) gdb_target=go32 ;; diff --git a/gdb/gdbserver/Makefile.in b/gdb/gdbserver/Makefile.in index e714e325177..79b882e97d3 100644 --- a/gdb/gdbserver/Makefile.in +++ b/gdb/gdbserver/Makefile.in @@ -1,4 +1,4 @@ -#Copyright 1989, 90, 91, 92, 93, 94, 95, 96, 1997 +#Copyright 1989, 90, 91, 92, 93, 94, 95, 96, 97, 99, 2000 #Free Software Foundation, Inc. # This file is part of GDB. @@ -17,16 +17,18 @@ # along with this program; if not, write to the Free Software # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. -prefix = /usr/local +prefix = @prefix@ +exec_prefix = @exec_prefix@ -program_transform_name = -exec_prefix = $(prefix) -bindir = $(exec_prefix)/bin -libdir = $(exec_prefix)/lib +host_alias = @host_alias@ +target_alias = @target_alias@ +program_transform_name = @program_transform_name@ +bindir = @bindir@ +libdir = @libdir@ tooldir = $(libdir)/$(target_alias) -datadir = $(prefix)/share -mandir = $(prefix)/man +datadir = @datadir@ +mandir = @mandir@ man1dir = $(mandir)/man1 man2dir = $(mandir)/man2 man3dir = $(mandir)/man3 @@ -36,15 +38,15 @@ man6dir = $(mandir)/man6 man7dir = $(mandir)/man7 man8dir = $(mandir)/man8 man9dir = $(mandir)/man9 -infodir = $(prefix)/info +infodir = @infodir@ htmldir = $(prefix)/html -includedir = $(prefix)/include +includedir = @includedir@ SHELL = /bin/sh -INSTALL = `cd $(srcdir)/../..;pwd`/install-sh -c -INSTALL_PROGRAM = $(INSTALL) -INSTALL_DATA = $(INSTALL) +INSTALL = @INSTALL@ +INSTALL_PROGRAM = @INSTALL_PROGRAM@ +INSTALL_DATA = @INSTALL_DATA@ AR = ar AR_FLAGS = qv @@ -61,7 +63,8 @@ GCC=gcc # Directory containing source files. Don't clean up the spacing, # this exact string is matched for by the "configure" script. -srcdir = . +srcdir = @srcdir@ +VPATH = @srcdir@ # It is also possible that you will need to add -I/usr/include/sys to the # CFLAGS section if your system doesn't have fcntl.h in /usr/include (which @@ -117,14 +120,16 @@ LINT=/usr/5bin/lint LINTFLAGS= $(BFD_CFLAGS) # Host and target-dependent makefile fragments come in here. -#### +@host_makefile_frag@ +@target_makefile_frag@ # End of host and target-dependent makefile fragments # All source files that go into linking GDB remote server. -SFILES = $(srcdir)/low-lynx.c $(srcdir)/low-sparc.c $(srcdir)/low-sun3.c \ - $(srcdir)/low-hppabsd.c \ - $(srcdir)/utils.c $(srcdir)/server.c $(srcdir)/remote-utils.c +SFILES = $(srcdir)/low-hppabsd.c $(srcdir)/low-linux.c $(srcdir)/low-lynx.c \ + $(srcdir)/low-nbsd.c $(srcdir)/low-sim.c $(srcdir)/low-sparc.c \ + $(srcdir)/low-sun3.c $(srcdir)/utils.c $(srcdir)/server.c \ + $(srcdir)/remote-utils.c DEPFILES = $(GDBSERVER_DEPFILES) @@ -175,10 +180,6 @@ gdbreplay: gdbreplay.o ${CC-LD} $(GLOBAL_CFLAGS) $(LDFLAGS) -o gdbreplay gdbreplay.o \ $(XM_CLIBS) -config.status: - @echo "You must configure gdbserver. Look at the README file for details." - @false - # Put the proper machine-specific files first, so M-. on a machine # specific routine gets the one for the correct machine. # The xyzzy stuff below deals with empty DEPFILES @@ -196,7 +197,7 @@ tags: TAGS clean: rm -f *.o ${ADD_FILES} *~ - rm -f gdbserver core make.log + rm -f gdbserver gdbreplay core make.log distclean: clean rm -f nm.h tm.h xm.h config.status @@ -208,9 +209,12 @@ maintainer-clean realclean: clean STAGESTUFF=${OBS} ${TSOBS} ${NTSOBS} ${ADD_FILES} init.c init.o version.c gdb -Makefile: $(srcdir)/Makefile.in $(host_makefile_frag) $(target_makefile_frag) +Makefile: Makefile.in config.status @frags@ $(SHELL) ./config.status +config.status: configure + $(SHELL) ./config.status --recheck + force: version.c: Makefile @@ -236,6 +240,7 @@ server.o : ${srcdir}/server.c ${srcdir}/server.h remote-utils.o : ${srcdir}/remote-utils.c ${srcdir}/server.h low-linux.o : ${srcdir}/low-linux.c ${srcdir}/server.h low-lynx.o : ${srcdir}/low-lynx.c ${srcdir}/server.h +low-nbsd.o : ${srcdir}/low-nbsd.c ${srcdir}/server.h low-sim.o : ${srcdir}/low-sim.c ${srcdir}/server.h low-sparc.o : $(srcdir)/low-sparc.c $(srcdir)/server.h low-sun3.o : $(srcdir)/low-sun3.c $(srcdir)/server.h diff --git a/gdb/gdbserver/configure b/gdb/gdbserver/configure new file mode 100755 index 00000000000..a160c85c1cd --- /dev/null +++ b/gdb/gdbserver/configure @@ -0,0 +1,1078 @@ +#! /bin/sh + +# Guess values for system-dependent variables and create Makefiles. +# Generated automatically using autoconf version 2.12 +# Copyright (C) 1992, 93, 94, 95, 96 Free Software Foundation, Inc. +# +# This configure script is free software; the Free Software Foundation +# gives unlimited permission to copy, distribute and modify it. + +# Defaults: +ac_help= +ac_default_prefix=/usr/local +# Any additions from configure.in: + +# Initialize some variables set by options. +# The variables have the same names as the options, with +# dashes changed to underlines. +build=NONE +cache_file=./config.cache +exec_prefix=NONE +host=NONE +no_create= +nonopt=NONE +no_recursion= +prefix=NONE +program_prefix=NONE +program_suffix=NONE +program_transform_name=s,x,x, +silent= +site= +srcdir= +target=NONE +verbose= +x_includes=NONE +x_libraries=NONE +bindir='${exec_prefix}/bin' +sbindir='${exec_prefix}/sbin' +libexecdir='${exec_prefix}/libexec' +datadir='${prefix}/share' +sysconfdir='${prefix}/etc' +sharedstatedir='${prefix}/com' +localstatedir='${prefix}/var' +libdir='${exec_prefix}/lib' +includedir='${prefix}/include' +oldincludedir='/usr/include' +infodir='${prefix}/info' +mandir='${prefix}/man' + +# Initialize some other variables. +subdirs= +MFLAGS= MAKEFLAGS= +# Maximum number of lines to put in a shell here document. +ac_max_here_lines=12 + +ac_prev= +for ac_option +do + + # If the previous option needs an argument, assign it. + if test -n "$ac_prev"; then + eval "$ac_prev=\$ac_option" + ac_prev= + continue + fi + + case "$ac_option" in + -*=*) ac_optarg=`echo "$ac_option" | sed 's/[-_a-zA-Z0-9]*=//'` ;; + *) ac_optarg= ;; + esac + + # Accept the important Cygnus configure options, so we can diagnose typos. + + case "$ac_option" in + + -bindir | --bindir | --bindi | --bind | --bin | --bi) + ac_prev=bindir ;; + -bindir=* | --bindir=* | --bindi=* | --bind=* | --bin=* | --bi=*) + bindir="$ac_optarg" ;; + + -build | --build | --buil | --bui | --bu) + ac_prev=build ;; + -build=* | --build=* | --buil=* | --bui=* | --bu=*) + build="$ac_optarg" ;; + + -cache-file | --cache-file | --cache-fil | --cache-fi \ + | --cache-f | --cache- | --cache | --cach | --cac | --ca | --c) + ac_prev=cache_file ;; + -cache-file=* | --cache-file=* | --cache-fil=* | --cache-fi=* \ + | --cache-f=* | --cache-=* | --cache=* | --cach=* | --cac=* | --ca=* | --c=*) + cache_file="$ac_optarg" ;; + + -datadir | --datadir | --datadi | --datad | --data | --dat | --da) + ac_prev=datadir ;; 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then + { echo "configure: error: $ac_package: invalid package name" 1>&2; exit 1; } + fi + ac_package=`echo $ac_package| sed 's/-/_/g'` + eval "with_${ac_package}=no" ;; + + --x) + # Obsolete; use --with-x. + with_x=yes ;; + + -x-includes | --x-includes | --x-include | --x-includ | --x-inclu \ + | --x-incl | --x-inc | --x-in | --x-i) + ac_prev=x_includes ;; + -x-includes=* | --x-includes=* | --x-include=* | --x-includ=* | --x-inclu=* \ + | --x-incl=* | --x-inc=* | --x-in=* | --x-i=*) + x_includes="$ac_optarg" ;; + + -x-libraries | --x-libraries | --x-librarie | --x-librari \ + | --x-librar | --x-libra | --x-libr | --x-lib | --x-li | --x-l) + ac_prev=x_libraries ;; + -x-libraries=* | --x-libraries=* | --x-librarie=* | --x-librari=* \ + | --x-librar=* | --x-libra=* | --x-libr=* | --x-lib=* | --x-li=* | --x-l=*) + x_libraries="$ac_optarg" ;; + + -*) { echo "configure: error: $ac_option: invalid option; use --help to show usage" 1>&2; exit 1; } + ;; + + *) + if test -n "`echo $ac_option| sed 's/[-a-z0-9.]//g'`"; then + echo "configure: warning: $ac_option: invalid host type" 1>&2 + fi + if test "x$nonopt" != xNONE; then + { echo "configure: error: can only configure for one host and one target at a time" 1>&2; exit 1; } + fi + nonopt="$ac_option" + ;; + + esac +done + +if test -n "$ac_prev"; then + { echo "configure: error: missing argument to --`echo $ac_prev | sed 's/_/-/g'`" 1>&2; exit 1; } +fi + +trap 'rm -fr conftest* confdefs* core core.* *.core $ac_clean_files; exit 1' 1 2 15 + +# File descriptor usage: +# 0 standard input +# 1 file creation +# 2 errors and warnings +# 3 some systems may open it to /dev/tty +# 4 used on the Kubota Titan +# 6 checking for... messages and results +# 5 compiler messages saved in config.log +if test "$silent" = yes; then + exec 6>/dev/null +else + exec 6>&1 +fi +exec 5>./config.log + +echo "\ +This file contains any messages produced by compilers while +running configure, to aid debugging if configure makes a mistake. +" 1>&5 + +# Strip out --no-create and --no-recursion so they do not pile up. +# Also quote any args containing shell metacharacters. +ac_configure_args= +for ac_arg +do + case "$ac_arg" in + -no-create | --no-create | --no-creat | --no-crea | --no-cre \ + | --no-cr | --no-c) ;; + -no-recursion | --no-recursion | --no-recursio | --no-recursi \ + | --no-recurs | --no-recur | --no-recu | --no-rec | --no-re | --no-r) ;; + *" "*|*" "*|*[\[\]\~\#\$\^\&\*\(\)\{\}\\\|\;\<\>\?]*) + ac_configure_args="$ac_configure_args '$ac_arg'" ;; + *) ac_configure_args="$ac_configure_args $ac_arg" ;; + esac +done + +# NLS nuisances. +# Only set these to C if already set. These must not be set unconditionally +# because not all systems understand e.g. LANG=C (notably SCO). +# Fixing LC_MESSAGES prevents Solaris sh from translating var values in `set'! +# Non-C LC_CTYPE values break the ctype check. +if test "${LANG+set}" = set; then LANG=C; export LANG; fi +if test "${LC_ALL+set}" = set; then LC_ALL=C; export LC_ALL; fi +if test "${LC_MESSAGES+set}" = set; then LC_MESSAGES=C; export LC_MESSAGES; fi +if test "${LC_CTYPE+set}" = set; then LC_CTYPE=C; export LC_CTYPE; fi + +# confdefs.h avoids OS command line length limits that DEFS can exceed. +rm -rf conftest* confdefs.h +# AIX cpp loses on an empty file, so make sure it contains at least a newline. +echo > confdefs.h + +# A filename unique to this package, relative to the directory that +# configure is in, which we can look for to find out if srcdir is correct. +ac_unique_file=server.c + +# Find the source files, if location was not specified. +if test -z "$srcdir"; then + ac_srcdir_defaulted=yes + # Try the directory containing this script, then its parent. + ac_prog=$0 + ac_confdir=`echo $ac_prog|sed 's%/[^/][^/]*$%%'` + test "x$ac_confdir" = "x$ac_prog" && ac_confdir=. + srcdir=$ac_confdir + if test ! -r $srcdir/$ac_unique_file; then + srcdir=.. + fi +else + ac_srcdir_defaulted=no +fi +if test ! -r $srcdir/$ac_unique_file; then + if test "$ac_srcdir_defaulted" = yes; then + { echo "configure: error: can not find sources in $ac_confdir or .." 1>&2; exit 1; } + else + { echo "configure: error: can not find sources in $srcdir" 1>&2; exit 1; } + fi +fi +srcdir=`echo "${srcdir}" | sed 's%\([^/]\)/*$%\1%'` + +# Prefer explicitly selected file to automatically selected ones. +if test -z "$CONFIG_SITE"; then + if test "x$prefix" != xNONE; then + CONFIG_SITE="$prefix/share/config.site $prefix/etc/config.site" + else + CONFIG_SITE="$ac_default_prefix/share/config.site $ac_default_prefix/etc/config.site" + fi +fi +for ac_site_file in $CONFIG_SITE; do + if test -r "$ac_site_file"; then + echo "loading site script $ac_site_file" + . "$ac_site_file" + fi +done + +if test -r "$cache_file"; then + echo "loading cache $cache_file" + . $cache_file +else + echo "creating cache $cache_file" + > $cache_file +fi + +ac_ext=c +# CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options. +ac_cpp='$CPP $CPPFLAGS' +ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5' +ac_link='${CC-cc} -o conftest $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5' +cross_compiling=$ac_cv_prog_cc_cross + +if (echo "testing\c"; echo 1,2,3) | grep c >/dev/null; then + # Stardent Vistra SVR4 grep lacks -e, says ghazi@caip.rutgers.edu. + if (echo -n testing; echo 1,2,3) | sed s/-n/xn/ | grep xn >/dev/null; then + ac_n= ac_c=' +' ac_t=' ' + else + ac_n=-n ac_c= ac_t= + fi +else + ac_n= ac_c='\c' ac_t= +fi + + + +ac_aux_dir= +for ac_dir in $srcdir $srcdir/.. $srcdir/../..; do + if test -f $ac_dir/install-sh; then + ac_aux_dir=$ac_dir + ac_install_sh="$ac_aux_dir/install-sh -c" + break + elif test -f $ac_dir/install.sh; then + ac_aux_dir=$ac_dir + ac_install_sh="$ac_aux_dir/install.sh -c" + break + fi +done +if test -z "$ac_aux_dir"; then + { echo "configure: error: can not find install-sh or install.sh in $srcdir $srcdir/.. $srcdir/../.." 1>&2; exit 1; } +fi +ac_config_guess=$ac_aux_dir/config.guess +ac_config_sub=$ac_aux_dir/config.sub +ac_configure=$ac_aux_dir/configure # This should be Cygnus configure. + + +# Do some error checking and defaulting for the host and target type. +# The inputs are: +# configure --host=HOST --target=TARGET --build=BUILD NONOPT +# +# The rules are: +# 1. You are not allowed to specify --host, --target, and nonopt at the +# same time. +# 2. Host defaults to nonopt. +# 3. If nonopt is not specified, then host defaults to the current host, +# as determined by config.guess. +# 4. Target and build default to nonopt. +# 5. If nonopt is not specified, then target and build default to host. + +# The aliases save the names the user supplied, while $host etc. +# will get canonicalized. +case $host---$target---$nonopt in +NONE---*---* | *---NONE---* | *---*---NONE) ;; +*) { echo "configure: error: can only configure for one host and one target at a time" 1>&2; exit 1; } ;; +esac + + +# Make sure we can run config.sub. +if $ac_config_sub sun4 >/dev/null 2>&1; then : +else { echo "configure: error: can not run $ac_config_sub" 1>&2; exit 1; } +fi + +echo $ac_n "checking host system type""... $ac_c" 1>&6 +echo "configure:570: checking host system type" >&5 + +host_alias=$host +case "$host_alias" in +NONE) + case $nonopt in + NONE) + if host_alias=`$ac_config_guess`; then : + else { echo "configure: error: can not guess host type; you must specify one" 1>&2; exit 1; } + fi ;; + *) host_alias=$nonopt ;; + esac ;; +esac + +host=`$ac_config_sub $host_alias` +host_cpu=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'` +host_vendor=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'` +host_os=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'` +echo "$ac_t""$host" 1>&6 + +echo $ac_n "checking target system type""... $ac_c" 1>&6 +echo "configure:591: checking target system type" >&5 + +target_alias=$target +case "$target_alias" in +NONE) + case $nonopt in + NONE) target_alias=$host_alias ;; + *) target_alias=$nonopt ;; + esac ;; +esac + +target=`$ac_config_sub $target_alias` +target_cpu=`echo $target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'` +target_vendor=`echo $target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'` +target_os=`echo $target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'` +echo "$ac_t""$target" 1>&6 + +echo $ac_n "checking build system type""... $ac_c" 1>&6 +echo "configure:609: checking build system type" >&5 + +build_alias=$build +case "$build_alias" in +NONE) + case $nonopt in + NONE) build_alias=$host_alias ;; + *) build_alias=$nonopt ;; + esac ;; +esac + +build=`$ac_config_sub $build_alias` +build_cpu=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'` +build_vendor=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'` +build_os=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'` +echo "$ac_t""$build" 1>&6 + +test "$host_alias" != "$target_alias" && + test "$program_prefix$program_suffix$program_transform_name" = \ + NONENONEs,x,x, && + program_prefix=${target_alias}- + +# Find a good install program. We prefer a C program (faster), +# so one script is as good as another. But avoid the broken or +# incompatible versions: +# SysV /etc/install, /usr/sbin/install +# SunOS /usr/etc/install +# IRIX /sbin/install +# AIX /bin/install +# AFS /usr/afsws/bin/install, which mishandles nonexistent args +# SVR4 /usr/ucb/install, which tries to use the nonexistent group "staff" +# ./install, which can be erroneously created by make from ./install.sh. +echo $ac_n "checking for a BSD compatible install""... $ac_c" 1>&6 +echo "configure:642: checking for a BSD compatible install" >&5 +if test -z "$INSTALL"; then +if eval "test \"`echo '$''{'ac_cv_path_install'+set}'`\" = set"; then + echo $ac_n "(cached) $ac_c" 1>&6 +else + IFS="${IFS= }"; ac_save_IFS="$IFS"; IFS="${IFS}:" + for ac_dir in $PATH; do + # Account for people who put trailing slashes in PATH elements. + case "$ac_dir/" in + /|./|.//|/etc/*|/usr/sbin/*|/usr/etc/*|/sbin/*|/usr/afsws/bin/*|/usr/ucb/*) ;; + *) + # OSF1 and SCO ODT 3.0 have their own names for install. + for ac_prog in ginstall installbsd scoinst install; do + if test -f $ac_dir/$ac_prog; then + if test $ac_prog = install && + grep dspmsg $ac_dir/$ac_prog >/dev/null 2>&1; then + # AIX install. It has an incompatible calling convention. + # OSF/1 installbsd also uses dspmsg, but is usable. + : + else + ac_cv_path_install="$ac_dir/$ac_prog -c" + break 2 + fi + fi + done + ;; + esac + done + IFS="$ac_save_IFS" + +fi + if test "${ac_cv_path_install+set}" = set; then + INSTALL="$ac_cv_path_install" + else + # As a last resort, use the slow shell script. We don't cache a + # path for INSTALL within a source directory, because that will + # break other packages using the cache if that directory is + # removed, or if the path is relative. + INSTALL="$ac_install_sh" + fi +fi +echo "$ac_t""$INSTALL" 1>&6 + +# Use test -z because SunOS4 sh mishandles braces in ${var-val}. +# It thinks the first close brace ends the variable substitution. +test -z "$INSTALL_PROGRAM" && INSTALL_PROGRAM='${INSTALL}' + +test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644' + + +. ${srcdir}/../configure.host + +. ${srcdir}/../configure.tgt + +frags= +host_makefile_frag=${srcdir}/../config/${gdb_host_cpu}/${gdb_host}.mh +if test ! -f ${host_makefile_frag}; then + { echo "configure: error: "*** GDB remote does not support host ${host}"" 1>&2; exit 1; } +fi +frags="$frags $host_makefile_frag" + +target_makefile_frag=${srcdir}/../config/${gdb_target_cpu}/${gdb_target}.mt +if test ! -f ${target_makefile_frag}; then + { echo "configure: error: "*** GDB remote does not support target ${target}"" 1>&2; exit 1; } +fi +frags="$frags $target_makefile_frag" + + + + + +hostfile=`sed -n ' +s/XM_FILE[ ]*=[ ]*\([^ ]*\)/\1/p +' ${host_makefile_frag}` + +targetfile=`sed -n ' +s/TM_FILE[ ]*=[ ]*\([^ ]*\)/\1/p +' ${target_makefile_frag}` + +if test "${target}" = "${host}"; then +nativefile=`sed -n ' +s/NAT_FILE[ ]*=[ ]*\([^ ]*\)/\1/p +' ${host_makefile_frag}` +fi + +# If hostfile (XM_FILE) and/or targetfile (TM_FILE) and/or nativefile +# (NAT_FILE) is not set in the ?config/* file, we don't make the +# corresponding links. But we have to remove the xm.h files and tm.h +# files anyway, e.g. when switching from "configure host" to +# "configure none". + +files= +links= +rm -f xm.h +rm -f ser-hardwire.c +if test "${hostfile}" != ""; then + files="${files} ../config/${gdb_host_cpu}/${hostfile}" + links="${links} xm.h" +fi +rm -f tm.h +if test "${targetfile}" != ""; then + files="${files} ../config/${gdb_target_cpu}/${targetfile}" + links="${links} tm.h" +fi +rm -f nm.h +if test "${nativefile}" != ""; then + files="${files} ../config/${gdb_host_cpu}/${nativefile}" + links="${links} nm.h" +# temporary scaffolding until all hosts have the host/target/native +# split in place. +else + files="${files} ../config/nm-empty.h" + links="${links} nm.h" +fi + + +trap '' 1 2 15 +cat > confcache <<\EOF +# This file is a shell script that caches the results of configure +# tests run on this system so they can be shared between configure +# scripts and configure runs. It is not useful on other systems. +# If it contains results you don't want to keep, you may remove or edit it. +# +# By default, configure uses ./config.cache as the cache file, +# creating it if it does not exist already. You can give configure +# the --cache-file=FILE option to use a different cache file; that is +# what configure does when it calls configure scripts in +# subdirectories, so they share the cache. +# Giving --cache-file=/dev/null disables caching, for debugging configure. +# config.status only pays attention to the cache file if you give it the +# --recheck option to rerun configure. +# +EOF +# The following way of writing the cache mishandles newlines in values, +# but we know of no workaround that is simple, portable, and efficient. +# So, don't put newlines in cache variables' values. +# Ultrix sh set writes to stderr and can't be redirected directly, +# and sets the high bit in the cache file unless we assign to the vars. +(set) 2>&1 | + case `(ac_space=' '; set) 2>&1` in + *ac_space=\ *) + # `set' does not quote correctly, so add quotes (double-quote substitution + # turns \\\\ into \\, and sed turns \\ into \). + sed -n \ + -e "s/'/'\\\\''/g" \ + -e "s/^\\([a-zA-Z0-9_]*_cv_[a-zA-Z0-9_]*\\)=\\(.*\\)/\\1=\${\\1='\\2'}/p" + ;; + *) + # `set' quotes correctly as required by POSIX, so do not add quotes. + sed -n -e 's/^\([a-zA-Z0-9_]*_cv_[a-zA-Z0-9_]*\)=\(.*\)/\1=${\1=\2}/p' + ;; + esac >> confcache +if cmp -s $cache_file confcache; then + : +else + if test -w $cache_file; then + echo "updating cache $cache_file" + cat confcache > $cache_file + else + echo "not updating unwritable cache $cache_file" + fi +fi +rm -f confcache + +trap 'rm -fr conftest* confdefs* core core.* *.core $ac_clean_files; exit 1' 1 2 15 + +test "x$prefix" = xNONE && prefix=$ac_default_prefix +# Let make expand exec_prefix. +test "x$exec_prefix" = xNONE && exec_prefix='${prefix}' + +# Any assignment to VPATH causes Sun make to only execute +# the first set of double-colon rules, so remove it if not needed. +# If there is a colon in the path, we need to keep it. +if test "x$srcdir" = x.; then + ac_vpsub='/^[ ]*VPATH[ ]*=[^:]*$/d' +fi + +trap 'rm -f $CONFIG_STATUS conftest*; exit 1' 1 2 15 + +# Transform confdefs.h into DEFS. +# Protect against shell expansion while executing Makefile rules. +# Protect against Makefile macro expansion. +cat > conftest.defs <<\EOF +s%#define \([A-Za-z_][A-Za-z0-9_]*\) *\(.*\)%-D\1=\2%g +s%[ `~#$^&*(){}\\|;'"<>?]%\\&%g +s%\[%\\&%g +s%\]%\\&%g +s%\$%$$%g +EOF +DEFS=`sed -f conftest.defs confdefs.h | tr '\012' ' '` +rm -f conftest.defs + + +# Without the "./", some shells look in PATH for config.status. +: ${CONFIG_STATUS=./config.status} + +echo creating $CONFIG_STATUS +rm -f $CONFIG_STATUS +cat > $CONFIG_STATUS </dev/null | sed 1q`: +# +# $0 $ac_configure_args +# +# Compiler output produced by configure, useful for debugging +# configure, is in ./config.log if it exists. + +ac_cs_usage="Usage: $CONFIG_STATUS [--recheck] [--version] [--help]" +for ac_option +do + case "\$ac_option" in + -recheck | --recheck | --rechec | --reche | --rech | --rec | --re | --r) + echo "running \${CONFIG_SHELL-/bin/sh} $0 $ac_configure_args --no-create --no-recursion" + exec \${CONFIG_SHELL-/bin/sh} $0 $ac_configure_args --no-create --no-recursion ;; + -version | --version | --versio | --versi | --vers | --ver | --ve | --v) + echo "$CONFIG_STATUS generated by autoconf version 2.12" + exit 0 ;; + -help | --help | --hel | --he | --h) + echo "\$ac_cs_usage"; exit 0 ;; + *) echo "\$ac_cs_usage"; exit 1 ;; + esac +done + +ac_given_srcdir=$srcdir +ac_given_INSTALL="$INSTALL" + +trap 'rm -fr `echo "Makefile" | sed "s/:[^ ]*//g"` conftest*; exit 1' 1 2 15 +EOF +cat >> $CONFIG_STATUS < conftest.subs <<\\CEOF +$ac_vpsub +$extrasub +s%@CFLAGS@%$CFLAGS%g +s%@CPPFLAGS@%$CPPFLAGS%g +s%@CXXFLAGS@%$CXXFLAGS%g +s%@DEFS@%$DEFS%g +s%@LDFLAGS@%$LDFLAGS%g +s%@LIBS@%$LIBS%g +s%@exec_prefix@%$exec_prefix%g +s%@prefix@%$prefix%g +s%@program_transform_name@%$program_transform_name%g +s%@bindir@%$bindir%g +s%@sbindir@%$sbindir%g +s%@libexecdir@%$libexecdir%g +s%@datadir@%$datadir%g +s%@sysconfdir@%$sysconfdir%g +s%@sharedstatedir@%$sharedstatedir%g +s%@localstatedir@%$localstatedir%g +s%@libdir@%$libdir%g +s%@includedir@%$includedir%g +s%@oldincludedir@%$oldincludedir%g +s%@infodir@%$infodir%g +s%@mandir@%$mandir%g +s%@host@%$host%g +s%@host_alias@%$host_alias%g +s%@host_cpu@%$host_cpu%g +s%@host_vendor@%$host_vendor%g +s%@host_os@%$host_os%g +s%@target@%$target%g +s%@target_alias@%$target_alias%g +s%@target_cpu@%$target_cpu%g +s%@target_vendor@%$target_vendor%g +s%@target_os@%$target_os%g +s%@build@%$build%g +s%@build_alias@%$build_alias%g +s%@build_cpu@%$build_cpu%g +s%@build_vendor@%$build_vendor%g +s%@build_os@%$build_os%g +s%@INSTALL_PROGRAM@%$INSTALL_PROGRAM%g +s%@INSTALL_DATA@%$INSTALL_DATA%g +/@host_makefile_frag@/r $host_makefile_frag +s%@host_makefile_frag@%%g +/@target_makefile_frag@/r $target_makefile_frag +s%@target_makefile_frag@%%g +s%@frags@%$frags%g + +CEOF +EOF + +cat >> $CONFIG_STATUS <<\EOF + +# Split the substitutions into bite-sized pieces for seds with +# small command number limits, like on Digital OSF/1 and HP-UX. +ac_max_sed_cmds=90 # Maximum number of lines to put in a sed script. +ac_file=1 # Number of current file. +ac_beg=1 # First line for current file. +ac_end=$ac_max_sed_cmds # Line after last line for current file. +ac_more_lines=: +ac_sed_cmds="" +while $ac_more_lines; do + if test $ac_beg -gt 1; then + sed "1,${ac_beg}d; ${ac_end}q" conftest.subs > conftest.s$ac_file + else + sed "${ac_end}q" conftest.subs > conftest.s$ac_file + fi + if test ! -s conftest.s$ac_file; then + ac_more_lines=false + rm -f conftest.s$ac_file + else + if test -z "$ac_sed_cmds"; then + ac_sed_cmds="sed -f conftest.s$ac_file" + else + ac_sed_cmds="$ac_sed_cmds | sed -f conftest.s$ac_file" + fi + ac_file=`expr $ac_file + 1` + ac_beg=$ac_end + ac_end=`expr $ac_end + $ac_max_sed_cmds` + fi +done +if test -z "$ac_sed_cmds"; then + ac_sed_cmds=cat +fi +EOF + +cat >> $CONFIG_STATUS <> $CONFIG_STATUS <<\EOF +for ac_file in .. $CONFIG_FILES; do if test "x$ac_file" != x..; then + # Support "outfile[:infile[:infile...]]", defaulting infile="outfile.in". + case "$ac_file" in + *:*) ac_file_in=`echo "$ac_file"|sed 's%[^:]*:%%'` + ac_file=`echo "$ac_file"|sed 's%:.*%%'` ;; + *) ac_file_in="${ac_file}.in" ;; + esac + + # Adjust a relative srcdir, top_srcdir, and INSTALL for subdirectories. + + # Remove last slash and all that follows it. Not all systems have dirname. + ac_dir=`echo $ac_file|sed 's%/[^/][^/]*$%%'` + if test "$ac_dir" != "$ac_file" && test "$ac_dir" != .; then + # The file is in a subdirectory. + test ! -d "$ac_dir" && mkdir "$ac_dir" + ac_dir_suffix="/`echo $ac_dir|sed 's%^\./%%'`" + # A "../" for each directory in $ac_dir_suffix. + ac_dots=`echo $ac_dir_suffix|sed 's%/[^/]*%../%g'` + else + ac_dir_suffix= ac_dots= + fi + + case "$ac_given_srcdir" in + .) srcdir=. + if test -z "$ac_dots"; then top_srcdir=. + else top_srcdir=`echo $ac_dots|sed 's%/$%%'`; fi ;; + /*) srcdir="$ac_given_srcdir$ac_dir_suffix"; top_srcdir="$ac_given_srcdir" ;; + *) # Relative path. + srcdir="$ac_dots$ac_given_srcdir$ac_dir_suffix" + top_srcdir="$ac_dots$ac_given_srcdir" ;; + esac + + case "$ac_given_INSTALL" in + [/$]*) INSTALL="$ac_given_INSTALL" ;; + *) INSTALL="$ac_dots$ac_given_INSTALL" ;; + esac + + echo creating "$ac_file" + rm -f "$ac_file" + configure_input="Generated automatically from `echo $ac_file_in|sed 's%.*/%%'` by configure." + case "$ac_file" in + *Makefile*) ac_comsub="1i\\ +# $configure_input" ;; + *) ac_comsub= ;; + esac + + ac_file_inputs=`echo $ac_file_in|sed -e "s%^%$ac_given_srcdir/%" -e "s%:% $ac_given_srcdir/%g"` + sed -e "$ac_comsub +s%@configure_input@%$configure_input%g +s%@srcdir@%$srcdir%g +s%@top_srcdir@%$top_srcdir%g +s%@INSTALL@%$INSTALL%g +" $ac_file_inputs | (eval "$ac_sed_cmds") > $ac_file +fi; done +rm -f conftest.s* + +EOF + +cat >> $CONFIG_STATUS <> $CONFIG_STATUS <<\EOF +srcdir=$ac_given_srcdir +while test -n "$ac_sources"; do + set $ac_dests; ac_dest=$1; shift; ac_dests=$* + set $ac_sources; ac_source=$1; shift; ac_sources=$* + + echo "linking $srcdir/$ac_source to $ac_dest" + + if test ! -r $srcdir/$ac_source; then + { echo "configure: error: $srcdir/$ac_source: File not found" 1>&2; exit 1; } + fi + rm -f $ac_dest + + # Make relative symlinks. + # Remove last slash and all that follows it. Not all systems have dirname. + ac_dest_dir=`echo $ac_dest|sed 's%/[^/][^/]*$%%'` + if test "$ac_dest_dir" != "$ac_dest" && test "$ac_dest_dir" != .; then + # The dest file is in a subdirectory. + test ! -d "$ac_dest_dir" && mkdir "$ac_dest_dir" + ac_dest_dir_suffix="/`echo $ac_dest_dir|sed 's%^\./%%'`" + # A "../" for each directory in $ac_dest_dir_suffix. + ac_dots=`echo $ac_dest_dir_suffix|sed 's%/[^/]*%../%g'` + else + ac_dest_dir_suffix= ac_dots= + fi + + case "$srcdir" in + [/$]*) ac_rel_source="$srcdir/$ac_source" ;; + *) ac_rel_source="$ac_dots$srcdir/$ac_source" ;; + esac + + # Make a symlink if possible; otherwise try a hard link. + if ln -s $ac_rel_source $ac_dest 2>/dev/null || + ln $srcdir/$ac_source $ac_dest; then : + else + { echo "configure: error: can not link $ac_dest to $srcdir/$ac_source" 1>&2; exit 1; } + fi +done +EOF +cat >> $CONFIG_STATUS <> $CONFIG_STATUS <<\EOF + +exit 0 +EOF +chmod +x $CONFIG_STATUS +rm -fr confdefs* $ac_clean_files +test "$no_create" = yes || ${CONFIG_SHELL-/bin/sh} $CONFIG_STATUS || exit 1 + diff --git a/gdb/gdbserver/configure.in b/gdb/gdbserver/configure.in index 1bbb73c489d..856ae6222a7 100644 --- a/gdb/gdbserver/configure.in +++ b/gdb/gdbserver/configure.in @@ -1,46 +1,65 @@ -srcname="Remote GDB server" -srctrigger=server.c -gdb_serial_driver=../ser-unix.c - -# per-host: +dnl Autoconf configure script for GDB server. +dnl Copyright 2000 Free Software Foundation, Inc. +dnl +dnl This file is part of GDB. +dnl +dnl This program is free software; you can redistribute it and/or modify +dnl it under the terms of the GNU General Public License as published by +dnl the Free Software Foundation; either version 2 of the License, or +dnl (at your option) any later version. +dnl +dnl This program is distributed in the hope that it will be useful, +dnl but WITHOUT ANY WARRANTY; without even the implied warranty of +dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +dnl GNU General Public License for more details. +dnl +dnl You should have received a copy of the GNU General Public License +dnl along with this program; if not, write to the Free Software +dnl Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + +dnl Process this file with autoconf to produce a configure script. + +AC_INIT(server.c) + +AC_CANONICAL_SYSTEM +AC_PROG_INSTALL . ${srcdir}/../configure.host -echo "gdbserver/configure.in: host is $host, target is $target" - -if [ ! -f ${srcdir}/../config/${gdb_host_cpu}/${gdb_host}.mh ]; then - echo '***' "GDB remote does not support host ${host}" 1>&2 - exit 1 -fi - -# We really shouldn't depend on there being a space after XM_FILE= ... -hostfile=`awk '$1 == "XM_FILE=" { print $2 }' <${srcdir}/../config/${gdb_host_cpu}/${gdb_host}.mh` - -# per-target: - . ${srcdir}/../configure.tgt -echo "gdbserver/configure.in: host_cpu is $host_cpu, target_cpu is $target_cpu" - -if [ ! -f ${srcdir}/../config/${gdb_target_cpu}/${gdb_target}.mt ]; then - echo '***' "GDB remote does not support target ${target}" 1>&2 - exit 1 +frags= +host_makefile_frag=${srcdir}/../config/${gdb_host_cpu}/${gdb_host}.mh +if test ! -f ${host_makefile_frag}; then + AC_MSG_ERROR("*** GDB remote does not support host ${host}") fi +frags="$frags $host_makefile_frag" -if [ -z "${removing}" ] ; then - cat ${srcdir}/../config/${gdb_host_cpu}/${gdb_host}.mh ${srcdir}/../config/${gdb_target_cpu}/${gdb_target}.mt | awk '$1 == "#msg" { - print substr($0,6)}' +target_makefile_frag=${srcdir}/../config/${gdb_target_cpu}/${gdb_target}.mt +if test ! -f ${target_makefile_frag}; then + AC_MSG_ERROR("*** GDB remote does not support target ${target}") fi +frags="$frags $target_makefile_frag" -# We really shouldn't depend on there being a space after TM_FILE= ... -targetfile=`awk '$1 == "TM_FILE=" { print $2 }' <${srcdir}/../config/${gdb_target_cpu}/${gdb_target}.mt` +AC_SUBST_FILE(host_makefile_frag) +AC_SUBST_FILE(target_makefile_frag) +AC_SUBST(frags) -if [ "${target}" = "${host}" ] ; then - nativefile=`awk '$1 == "NAT_FILE=" { print $2 }' <${srcdir}/../config/${gdb_host_cpu}/${gdb_host}.mh` -fi +changequote(,)dnl +hostfile=`sed -n ' +s/XM_FILE[ ]*=[ ]*\([^ ]*\)/\1/p +' ${host_makefile_frag}` -host_makefile_frag=../config/${gdb_host_cpu}/${gdb_host}.mh -target_makefile_frag=../config/${gdb_target_cpu}/${gdb_target}.mt +targetfile=`sed -n ' +s/TM_FILE[ ]*=[ ]*\([^ ]*\)/\1/p +' ${target_makefile_frag}` + +if test "${target}" = "${host}"; then +nativefile=`sed -n ' +s/NAT_FILE[ ]*=[ ]*\([^ ]*\)/\1/p +' ${host_makefile_frag}` +fi +changequote([,])dnl # If hostfile (XM_FILE) and/or targetfile (TM_FILE) and/or nativefile # (NAT_FILE) is not set in the ?config/* file, we don't make the @@ -52,33 +71,18 @@ files= links= rm -f xm.h rm -f ser-hardwire.c -if [ "${hostfile}" != "" ]; then - if [ -f ${srcdir}/../config/${hostfile} ]; then - files="${files} ../config/${hostfile}" - else - files="${files} ../config/${gdb_host_cpu}/${hostfile}" - fi +if test "${hostfile}" != ""; then + files="${files} ../config/${gdb_host_cpu}/${hostfile}" links="${links} xm.h" - -# files="${files} ${gdb_serial_driver}" -# links="${links} ser-hardwire.c" fi rm -f tm.h -if [ "${targetfile}" != "" ]; then - if [ -f ${srcdir}/../config/${targetfile} ]; then - files="${files} ../config/${targetfile}" - else - files="${files} ../config/${gdb_target_cpu}/${targetfile}" - fi +if test "${targetfile}" != ""; then + files="${files} ../config/${gdb_target_cpu}/${targetfile}" links="${links} tm.h" fi rm -f nm.h -if [ "${nativefile}" != "" ]; then - if [ -f ${srcdir}/../config/${nativefile} ]; then - files="${files} ../config/${nativefile}" - else - files="${files} ../config/${gdb_host_cpu}/${nativefile}" - fi +if test "${nativefile}" != ""; then + files="${files} ../config/${gdb_host_cpu}/${nativefile}" links="${links} nm.h" # temporary scaffolding until all hosts have the host/target/native # split in place. @@ -86,15 +90,6 @@ else files="${files} ../config/nm-empty.h" links="${links} nm.h" fi +AC_LINK_FILES($files, $links) -if [ ${target_cpu} = "sparclite" ]; then - configdirs="${configdirs} sparclite" -fi - -# post-target: - -if [ "${nativefile}" = "" ] ; then - sed -e '/^NATDEPFILES= /s//# NATDEPFILES= /' \ - < Makefile > Makefile.tem - mv -f Makefile.tem Makefile -fi +AC_OUTPUT(Makefile) diff --git a/gdb/gdbserver/low-nbsd.c b/gdb/gdbserver/low-nbsd.c new file mode 100644 index 00000000000..054017cebe1 --- /dev/null +++ b/gdb/gdbserver/low-nbsd.c @@ -0,0 +1,320 @@ +/* Low level interface to ptrace, for the remote server for GDB. + Copyright (C) 1986, 1987, 1993, 2000 Free Software Foundation, Inc. + +This file is part of GDB. + +This program is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2 of the License, or +(at your option) any later version. + +This program is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU General Public License for more details. + +You should have received a copy of the GNU General Public License +along with this program; if not, write to the Free Software +Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ + +#include "defs.h" +#include +#include +#include "frame.h" +#include "inferior.h" + +#include +#include + +/***************Begin MY defs*********************/ +int quit_flag = 0; +static char my_registers[REGISTER_BYTES]; +char *registers = my_registers; + +/* Index within `registers' of the first byte of the space for + register N. */ + +char buf2[MAX_REGISTER_RAW_SIZE]; +/***************End MY defs*********************/ + +#include +#include + +extern int sys_nerr; +// extern char **sys_errlist; +extern char **environ; +extern int inferior_pid; +void quit (), perror_with_name (); + +#ifdef TM_I386_H +/* i386_register_raw_size[i] is the number of bytes of storage in the + actual machine representation for register i. */ +int i386_register_raw_size[MAX_NUM_REGS] = { + 4, 4, 4, 4, + 4, 4, 4, 4, + 4, 4, 4, 4, + 4, 4, 4, 4, + 10, 10, 10, 10, + 10, 10, 10, 10, + 4, 4, 4, 4, + 4, 4, 4, 4, + 16, 16, 16, 16, + 16, 16, 16, 16, + 4 +}; + +int i386_register_byte[MAX_NUM_REGS]; + +static void +initialize_arch() +{ + /* Initialize the table saying where each register starts in the + register file. */ + { + int i, offset; + + offset = 0; + for (i = 0; i < MAX_NUM_REGS; i++) + { + i386_register_byte[i] = offset; + offset += i386_register_raw_size[i]; + } + } +} + +#endif + + +/* Start an inferior process and returns its pid. + ALLARGS is a vector of program-name and args. + ENV is the environment vector to pass. */ + +int +create_inferior (program, allargs) + char *program; + char **allargs; +{ + int pid; + + pid = fork (); + if (pid < 0) + perror_with_name ("fork"); + + if (pid == 0) + { + ptrace (PT_TRACE_ME, 0, 0, 0); + + execv (program, allargs); + + fprintf (stderr, "Cannot exec %s: %s.\n", program, + errno < sys_nerr ? sys_errlist[errno] : "unknown error"); + fflush (stderr); + _exit (0177); + } + + return pid; +} + +/* Kill the inferior process. Make us have no inferior. */ + +void +kill_inferior () +{ + if (inferior_pid == 0) + return; + ptrace (PT_KILL, inferior_pid, 0, 0); + wait (0); + /*************inferior_died ();****VK**************/ +} + +/* Return nonzero if the given thread is still alive. */ +int +mythread_alive (pid) + int pid; +{ + return 1; +} + +/* Wait for process, returns status */ + +unsigned char +mywait (status) + char *status; +{ + int pid; + int w; + + pid = wait (&w); + if (pid != inferior_pid) + perror_with_name ("wait"); + + if (WIFEXITED (w)) + { + fprintf (stderr, "\nChild exited with retcode = %x \n", WEXITSTATUS (w)); + *status = 'W'; + return ((unsigned char) WEXITSTATUS (w)); + } + else if (!WIFSTOPPED (w)) + { + fprintf (stderr, "\nChild terminated with signal = %x \n", WTERMSIG (w)); + *status = 'X'; + return ((unsigned char) WTERMSIG (w)); + } + + fetch_inferior_registers (0); + + *status = 'T'; + return ((unsigned char) WSTOPSIG (w)); +} + +/* Resume execution of the inferior process. + If STEP is nonzero, single-step it. + If SIGNAL is nonzero, give it that signal. */ + +void +myresume (step, signal) + int step; + int signal; +{ + errno = 0; + ptrace (step ? PT_STEP : PT_CONTINUE, inferior_pid, + (PTRACE_ARG3_TYPE) 1, signal); + if (errno) + perror_with_name ("ptrace"); +} + +/* Fetch one or more registers from the inferior. REGNO == -1 to get + them all. We actually fetch more than requested, when convenient, + marking them as valid so we won't fetch them again. */ + +void +fetch_inferior_registers (ignored) + int ignored; +{ + struct reg inferior_registers; + struct fpreg inferior_fp_registers; + + ptrace (PT_GETREGS, inferior_pid, + (PTRACE_ARG3_TYPE) &inferior_registers, 0); + memcpy (®isters[REGISTER_BYTE(0)], &inferior_registers, + sizeof(inferior_registers)); + +#if 0 /* def FP0_REGNUM */ + ptrace (PT_GETFPREGS, inferior_pid, + (PTRACE_ARG3_TYPE) &inferior_fp_registers, 0); + memcpy (®isters[REGISTER_BYTE(FP0_REGNUM)], &inferior_fp_registers, + sizeof(inferior_fp_registers)); +#endif +} + +/* Store our register values back into the inferior. + If REGNO is -1, do this for all registers. + Otherwise, REGNO specifies which register (so we can save time). */ + +void +store_inferior_registers (ignored) + int ignored; +{ + struct reg inferior_registers; + struct fpreg inferior_fp_registers; + + memcpy (&inferior_registers, ®isters[REGISTER_BYTE(0)], + sizeof(inferior_registers)); + ptrace (PT_SETREGS, inferior_pid, + (PTRACE_ARG3_TYPE) &inferior_registers, 0); + +#if 0 /* def FP0_REGNUM */ + memcpy (&inferior_fp_registers, ®isters[REGISTER_BYTE (FP0_REGNUM)], + sizeof (inferior_fp_registers)); + ptrace (PT_SETFPREGS, inferior_pid, + (PTRACE_ARG3_TYPE) &inferior_fp_registers, 0); +#endif +} + +/* NOTE! I tried using PTRACE_READDATA, etc., to read and write memory + in the NEW_SUN_PTRACE case. + It ought to be straightforward. But it appears that writing did + not write the data that I specified. I cannot understand where + it got the data that it actually did write. */ + +/* Copy LEN bytes from inferior's memory starting at MEMADDR + to debugger memory starting at MYADDR. */ + +read_inferior_memory (memaddr, myaddr, len) + CORE_ADDR memaddr; + char *myaddr; + int len; +{ + register int i; + /* Round starting address down to longword boundary. */ + register CORE_ADDR addr = memaddr & -sizeof (int); + /* Round ending address up; get number of longwords that makes. */ + register int count + = (((memaddr + len) - addr) + sizeof (int) - 1) / sizeof (int); + /* Allocate buffer of that many longwords. */ + register int *buffer = (int *) alloca (count * sizeof (int)); + + /* Read all the longwords */ + for (i = 0; i < count; i++, addr += sizeof (int)) + { + buffer[i] = ptrace (PT_READ_D, inferior_pid, (PTRACE_ARG3_TYPE) addr, 0); + } + + /* Copy appropriate bytes out of the buffer. */ + memcpy (myaddr, (char *) buffer + (memaddr & (sizeof (int) - 1)), len); +} + +/* Copy LEN bytes of data from debugger memory at MYADDR + to inferior's memory at MEMADDR. + On failure (cannot write the inferior) + returns the value of errno. */ + +int +write_inferior_memory (memaddr, myaddr, len) + CORE_ADDR memaddr; + char *myaddr; + int len; +{ + register int i; + /* Round starting address down to longword boundary. */ + register CORE_ADDR addr = memaddr & -sizeof (int); + /* Round ending address up; get number of longwords that makes. */ + register int count + = (((memaddr + len) - addr) + sizeof (int) - 1) / sizeof (int); + /* Allocate buffer of that many longwords. */ + register int *buffer = (int *) alloca (count * sizeof (int)); + extern int errno; + + /* Fill start and end extra bytes of buffer with existing memory data. */ + + buffer[0] = ptrace (PT_READ_D, inferior_pid, (PTRACE_ARG3_TYPE) addr, 0); + + if (count > 1) + { + buffer[count - 1] + = ptrace (PT_READ_D, inferior_pid, + (PTRACE_ARG3_TYPE) addr + (count - 1) * sizeof (int), 0); + } + + /* Copy data to be written over corresponding part of buffer */ + + memcpy ((char *) buffer + (memaddr & (sizeof (int) - 1)), myaddr, len); + + /* Write the entire buffer. */ + + for (i = 0; i < count; i++, addr += sizeof (int)) + { + errno = 0; + ptrace (PT_WRITE_D, inferior_pid, (PTRACE_ARG3_TYPE) addr, buffer[i]); + if (errno) + return errno; + } + + return 0; +} + +void +initialize_low () +{ + initialize_arch (); +} -- 2.30.2