iq2000 port.

diff --git a/libgloss/ChangeLog b/libgloss/ChangeLog
index 546bc88..fb8ade5 100644 (file)
--- a/libgloss/ChangeLog
+++ b/libgloss/ChangeLog
@@ -1,3 +1,20 @@
+2003-06-06  Stan Cox  <scox@redhat.com>
+            Jeff Johnston  <jjohnstn@redhat.com>
+            Anthony Green  <green@redhat.com>
+
+       * configure.in: Add iq2000 support.  
+       * configure: Rebuilt.  
+       * iq2000/Makefile.in, iq2000/access.c, iq2000/_exit.c,
+       iq2000/configure, iq2000/chmod.c, iq2000/chown.c, iq2000/close.c,
+       iq2000/configure.in, iq2000/creat.c, iq2000/crt0.S, iq2000/crt1.c,
+       iq2000/execv.c, iq2000/execve.c, iq2000/fork.c, iq2000/fstat.c,
+       iq2000/getpid.c, iq2000/gettime.c, iq2000/isatty.c, iq2000/kill.c,
+       iq2000/lseek.c, iq2000/open.c, iq2000/pipe.c, iq2000/read.c,
+       iq2000/sbrk.c, iq2000/sim.ld, iq2000/stat.c, iq2000/test.c,
+       iq2000/time.c, iq2000/times.c, iq2000/trap.c, iq2000/trap.h,
+       iq2000/unlink.c, iq2000/utime.c, iq2000/wait.c, iq2000/write.c:
+       New files.
+
 2003-05-27  Jeff Johnston  <jjohnstn@redhat.com>
 
        * libnosys/Makefile.in: Add errno.o.

diff --git a/libgloss/iq2000/Makefile.in b/libgloss/iq2000/Makefile.in
new file mode 100644 (file)
index 0000000..b6aa2c5
--- /dev/null
+++ b/libgloss/iq2000/Makefile.in
@@ -0,0 +1,148 @@
+# Copyright (c) 2000, Cygnus Solutions, A Red Hat Company
+#
+# The authors hereby grant permission to use, copy, modify, distribute,
+# and license this software and its documentation for any purpose, provided
+# that existing copyright notices are retained in all copies and that this
+# notice is included verbatim in any distributions. No written agreement,
+# license, or royalty fee is required for any of the authorized uses.
+# Modifications to this software may be copyrighted by their authors
+# and need not follow the licensing terms described here, provided that
+# the new terms are clearly indicated on the first page of each file where
+# they apply.
+
+VPATH = @srcdir@
+srcdir = @srcdir@
+objdir = .
+srcroot = $(srcdir)/../..
+objroot = $(objdir)/../..
+
+prefix = @prefix@
+exec_prefix = @exec_prefix@
+
+host_alias = @host_alias@
+target_alias = @target_alias@
+program_transform_name = @program_transform_name@
+
+bindir = @bindir@
+libdir = @libdir@
+tooldir = $(exec_prefix)/$(target_alias)
+
+# Multilib support variables.
+# TOP is used instead of MULTI{BUILD,SRC}TOP.
+MULTIDIRS =
+MULTISUBDIR =
+MULTIDO = true
+MULTICLEAN = true
+
+INSTALL = @INSTALL@
+INSTALL_PROGRAM = @INSTALL_PROGRAM@
+INSTALL_DATA = @INSTALL_DATA@
+
+SHELL =        /bin/sh
+
+CC = @CC@
+
+#AS = @AS@
+AS = `if [ -f ${objroot}/../gas/as.new ] ; \
+       then echo ${objroot}/../gas/as.new ; \
+       else echo as ; fi`
+
+AR = @AR@
+
+#LD = @LD@
+LD = `if [ -f ${objroot}/../ld/ld.new ] ; \
+       then echo ${objroot}/../ld/ld.new ; \
+       else echo ld ; fi`
+
+RANLIB = @RANLIB@
+
+OBJDUMP = `if [ -f ${objroot}/../binutils/objdump ] ; \
+       then echo ${objroot}/../binutils/objdump ; \
+       else t='$(program_transform_name)'; echo objdump | sed -e $$t ; fi`
+OBJCOPY = `if [ -f ${objroot}/../binutils/objcopy ] ; \
+       then echo ${objroot}/../binutils/objcopy ; \
+       else t='$(program_transform_name)'; echo objcopy | sed -e $$t ; fi`
+
+CRT0 = crt0.o
+
+# Generic object files common to all targets.
+GENOBJS = _exit.o access.o chmod.o close.o crt1.o \
+       fstat.o getpid.o gettime.o isatty.o \
+       kill.o lseek.o open.o read.o \
+       sbrk.o stat.o time.o trap.o unlink.o utime.o write.o
+
+# Object files specific to particular targets.
+EVALOBJS = ${GENOBJS}
+
+CFLAGS = -g 
+
+GCC_LDFLAGS = `if [ -d ${objroot}/../gcc ] ; \
+       then echo -L${objroot}/../gcc ; fi`
+
+SCRIPTS = sim
+BSP = libeval.a
+
+# Host specific makefile fragment comes in here.
+@host_makefile_frag@
+
+#
+# build a test program for each target board. Just trying to get
+# it to link is a good test, so we ignore all the errors for now.
+#
+
+all: ${CRT0} test.o ${BSP}
+
+#
+# here's where we build the board support packages for each target
+#
+
+libeval.a: $(EVALOBJS)
+       ${AR} ${ARFLAGS} $@ $(EVALOBJS)
+       ${RANLIB} $@
+
+
+# compile a fully linked binary. The -Wl,-T*.ld is for the linker
+# script. By using -Wl, the linker script is put on the proper place
+# in the comand line for ld, and all the symbols will get fully
+# resolved.
+
+test: $(CRT0) test.o
+       ${CC} $(CFLAGS_FOR_TARGET) -L${srcdir} -L${objdir} \
+       test.o -o $@ $(NEWLIB_LDFLAGS) 
+       @echo Done...
+
+doc:   
+
+clean mostlyclean:
+       rm -f a.out core *.i *~ *.o *-test *.srec *.dis *.map *.x
+
+distclean maintainer-clean realclean: clean
+       rm -f Makefile config.status a.out
+
+.PHONY: install info install-info clean-info
+install:
+       $(INSTALL_PROGRAM) $(CRT0) $(tooldir)/lib${MULTISUBDIR}/$(CRT0)
+       @for bsp in ${BSP}; do\
+        $(INSTALL_PROGRAM) $${bsp} $(tooldir)/lib${MULTISUBDIR}; \
+       done
+       @for script in ${SCRIPTS}; do\
+        $(INSTALL_DATA) $(srcdir)/$${script}.ld $(tooldir)/lib${MULTISUBDIR}/$${script}.ld; \
+       done
+
+info:
+install-info:
+clean-info:
+
+test.o:        ${srcdir}/test.c
+
+# these are for the BSPs
+${CRT0}: ${srcdir}/crt0.S
+
+# target specific makefile fragment comes in here.
+@target_makefile_frag@
+
+Makefile: Makefile.in config.status @host_makefile_frag_path@ @target_makefile_frag_path@
+       $(SHELL) config.status
+
+config.status: configure
+       $(SHELL) config.status --recheck

diff --git a/libgloss/iq2000/_exit.c b/libgloss/iq2000/_exit.c
new file mode 100644 (file)
index 0000000..318984b
--- /dev/null
+++ b/libgloss/iq2000/_exit.c
@@ -0,0 +1,35 @@
+#include <_ansi.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include "trap.h"
+
+
+static void _do_dtors()
+{
+  /* The loop variable is static so that if a destructor calls exit, 
+     and we return here, we simply continue with the next destructor. */
+  typedef void (*pfunc) ();
+  extern pfunc __dtors[];
+  extern pfunc __dtors_end[];
+  static pfunc *p = __dtors;
+  
+  while (p < __dtors_end)
+    (*p++) ();
+}
+
+
+void _exit (n)
+{
+  extern unsigned char __eh_frame_begin[];
+  extern void __deregister_frame_info (void *);
+
+  /* Destructors should be done earlier because they need to be done before the
+     files are closed, but here is better than nowhere (and this balances the
+     constructors done in crt1.c. */
+  _do_dtors();
+
+  /* Deregister any eh frames.  */
+  __deregister_frame_info (__eh_frame_begin);
+
+  TRAP0 (SYS_exit, n, 0, 0);
+}

diff --git a/libgloss/iq2000/access.c b/libgloss/iq2000/access.c
new file mode 100644 (file)
index 0000000..8e08b3a
--- /dev/null
+++ b/libgloss/iq2000/access.c
@@ -0,0 +1,33 @@
+/* This is file ACCESS.C */
+/*
+ * Copyright (C) 1993 DJ Delorie
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms is permitted
+ * provided that the above copyright notice and following paragraph are
+ * duplicated in all such forms.
+ *
+ * This file is distributed WITHOUT ANY WARRANTY; without even the implied
+ * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ */
+
+#include <fcntl.h>
+#include <sys/stat.h>
+#include <unistd.h>
+
+int access(const char *fn, int flags)
+{
+  struct stat s;
+  if (stat(fn, &s))
+    return -1;
+  if (s.st_mode & S_IFDIR)
+    return 0;
+  if (flags & W_OK)
+  {
+    if (s.st_mode & S_IWRITE)
+      return 0;
+    return -1;
+  }
+  return 0;
+}
+       

diff --git a/libgloss/iq2000/chmod.c b/libgloss/iq2000/chmod.c
new file mode 100644 (file)
index 0000000..8200506
--- /dev/null
+++ b/libgloss/iq2000/chmod.c
@@ -0,0 +1,11 @@
+#include <_ansi.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include "trap.h"
+
+
+int
+chmod (const char *path, mode_t mode)
+{
+  return TRAP0 (SYS_chmod, path, mode, 0);
+}

diff --git a/libgloss/iq2000/chown.c b/libgloss/iq2000/chown.c
new file mode 100644 (file)
index 0000000..6630d3b
--- /dev/null
+++ b/libgloss/iq2000/chown.c
@@ -0,0 +1,12 @@
+#include <_ansi.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include "trap.h"
+
+
+
+int
+chown (const char *path, short owner, short group)
+{
+  return TRAP0 (SYS_chown, path, owner, group);
+}

diff --git a/libgloss/iq2000/close.c b/libgloss/iq2000/close.c
new file mode 100644 (file)
index 0000000..8474b38
--- /dev/null
+++ b/libgloss/iq2000/close.c
@@ -0,0 +1,11 @@
+#include <_ansi.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include "trap.h"
+
+
+int
+_close (int file)
+{
+  return TRAP0 (SYS_close, file, 0, 0);
+}

diff --git a/libgloss/iq2000/configure b/libgloss/iq2000/configure
new file mode 100755 (executable)
index 0000000..b9cfbab
--- /dev/null
+++ b/libgloss/iq2000/configure
@@ -0,0 +1,1232 @@
+#! /bin/sh
+
+# Guess values for system-dependent variables and create Makefiles.
+# Generated automatically using autoconf version 2.13 
+# 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=
+sitefile=
+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='${prefix}/man'
+
+# Initialize some other variables.
+subdirs=
+MFLAGS= MAKEFLAGS=
+SHELL=${CONFIG_SHELL-/bin/sh}
+# 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 ;;
+  -datadir=* | --datadir=* | --datadi=* | --datad=* | --data=* | --dat=* \
+  | --da=*)
+    datadir="$ac_optarg" ;;
+
+  -disable-* | --disable-*)
+    ac_feature=`echo $ac_option|sed -e 's/-*disable-//'`
+    # Reject names that are not valid shell variable names.
+    if test -n "`echo $ac_feature| sed 's/[-a-zA-Z0-9_]//g'`"; then
+      { echo "configure: error: $ac_feature: invalid feature name" 1>&2; exit 1; }
+    fi
+    ac_feature=`echo $ac_feature| sed 's/-/_/g'`
+    eval "enable_${ac_feature}=no" ;;
+
+  -enable-* | --enable-*)
+    ac_feature=`echo $ac_option|sed -e 's/-*enable-//' -e 's/=.*//'`
+    # Reject names that are not valid shell variable names.
+    if test -n "`echo $ac_feature| sed 's/[-_a-zA-Z0-9]//g'`"; then
+      { echo "configure: error: $ac_feature: invalid feature name" 1>&2; exit 1; }
+    fi
+    ac_feature=`echo $ac_feature| sed 's/-/_/g'`
+    case "$ac_option" in
+      *=*) ;;
+      *) ac_optarg=yes ;;
+    esac
+    eval "enable_${ac_feature}='$ac_optarg'" ;;
+
+  -exec-prefix | --exec_prefix | --exec-prefix | --exec-prefi \
+  | --exec-pref | --exec-pre | --exec-pr | --exec-p | --exec- \
+  | --exec | --exe | --ex)
+    ac_prev=exec_prefix ;;
+  -exec-prefix=* | --exec_prefix=* | --exec-prefix=* | --exec-prefi=* \
+  | --exec-pref=* | --exec-pre=* | --exec-pr=* | --exec-p=* | --exec-=* \
+  | --exec=* | --exe=* | --ex=*)
+    exec_prefix="$ac_optarg" ;;
+
+  -gas | --gas | --ga | --g)
+    # Obsolete; use --with-gas.
+    with_gas=yes ;;
+
+  -help | --help | --hel | --he)
+    # Omit some internal or obsolete options to make the list less imposing.
+    # This message is too long to be a string in the A/UX 3.1 sh.
+    cat << EOF
+Usage: configure [options] [host]
+Options: [defaults in brackets after descriptions]
+Configuration:
+  --cache-file=FILE       cache test results in FILE
+  --help                  print this message
+  --no-create             do not create output files
+  --quiet, --silent       do not print \`checking...' messages
+  --site-file=FILE        use FILE as the site file
+  --version               print the version of autoconf that created configure
+Directory and file names:
+  --prefix=PREFIX         install architecture-independent files in PREFIX
+                          [$ac_default_prefix]
+  --exec-prefix=EPREFIX   install architecture-dependent files in EPREFIX
+                          [same as prefix]
+  --bindir=DIR            user executables in DIR [EPREFIX/bin]
+  --sbindir=DIR           system admin executables in DIR [EPREFIX/sbin]
+  --libexecdir=DIR        program executables in DIR [EPREFIX/libexec]
+  --datadir=DIR           read-only architecture-independent data in DIR
+                          [PREFIX/share]
+  --sysconfdir=DIR        read-only single-machine data in DIR [PREFIX/etc]
+  --sharedstatedir=DIR    modifiable architecture-independent data in DIR
+                          [PREFIX/com]
+  --localstatedir=DIR     modifiable single-machine data in DIR [PREFIX/var]
+  --libdir=DIR            object code libraries in DIR [EPREFIX/lib]
+  --includedir=DIR        C header files in DIR [PREFIX/include]
+  --oldincludedir=DIR     C header files for non-gcc in DIR [/usr/include]
+  --infodir=DIR           info documentation in DIR [PREFIX/info]
+  --mandir=DIR            man documentation in DIR [PREFIX/man]
+  --srcdir=DIR            find the sources in DIR [configure dir or ..]
+  --program-prefix=PREFIX prepend PREFIX to installed program names
+  --program-suffix=SUFFIX append SUFFIX to installed program names
+  --program-transform-name=PROGRAM
+                          run sed PROGRAM on installed program names
+EOF
+    cat << EOF
+Host type:
+  --build=BUILD           configure for building on BUILD [BUILD=HOST]
+  --host=HOST             configure for HOST [guessed]
+  --target=TARGET         configure for TARGET [TARGET=HOST]
+Features and packages:
+  --disable-FEATURE       do not include FEATURE (same as --enable-FEATURE=no)
+  --enable-FEATURE[=ARG]  include FEATURE [ARG=yes]
+  --with-PACKAGE[=ARG]    use PACKAGE [ARG=yes]
+  --without-PACKAGE       do not use PACKAGE (same as --with-PACKAGE=no)
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+  --x-libraries=DIR       X library files are in DIR
+EOF
+    if test -n "$ac_help"; then
+      echo "--enable and --with options recognized:$ac_help"
+    fi
+    exit 0 ;;
+
+  -host | --host | --hos | --ho)
+    ac_prev=host ;;
+  -host=* | --host=* | --hos=* | --ho=*)
+    host="$ac_optarg" ;;
+
+  -includedir | --includedir | --includedi | --included | --include \
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+  -includedir=* | --includedir=* | --includedi=* | --included=* | --include=* \
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+
+  -infodir | --infodir | --infodi | --infod | --info | --inf)
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+    libexecdir="$ac_optarg" ;;
+
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+    ac_prev=localstatedir ;;
+  -localstatedir=* | --localstatedir=* | --localstatedi=* | --localstated=* \
+  | --localstate=* | --localstat=* | --localsta=* | --localst=* \
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+
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+  -mandir=* | --mandir=* | --mandi=* | --mand=* | --man=* | --ma=* | --m=*)
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+
+  -nfp | --nfp | --nf)
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+
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+
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+    no_recursion=yes ;;
+
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+  | --oldin=* | --oldi=* | --old=* | --ol=* | --o=*)
+    oldincludedir="$ac_optarg" ;;
+
+  -prefix | --prefix | --prefi | --pref | --pre | --pr | --p)
+    ac_prev=prefix ;;
+  -prefix=* | --prefix=* | --prefi=* | --pref=* | --pre=* | --pr=* | --p=*)
+    prefix="$ac_optarg" ;;
+
+  -program-prefix | --program-prefix | --program-prefi | --program-pref \
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+    ac_prev=program_prefix ;;
+  -program-prefix=* | --program-prefix=* | --program-prefi=* \
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+
+  -program-suffix | --program-suffix | --program-suffi | --program-suff \
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+    ac_prev=program_suffix ;;
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+  | --program-suff=* | --program-suf=* | --program-su=* | --program-s=*)
+    program_suffix="$ac_optarg" ;;
+
+  -program-transform-name | --program-transform-name \
+  | --program-transform-nam | --program-transform-na \
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+  | --program-transform | --program-transfor \
+  | --program-transfo | --program-transf \
+  | --program-trans | --program-tran \
+  | --progr-tra | --program-tr | --program-t)
+    ac_prev=program_transform_name ;;
+  -program-transform-name=* | --program-transform-name=* \
+  | --program-transform-nam=* | --program-transform-na=* \
+  | --program-transform-n=* | --program-transform-=* \
+  | --program-transform=* | --program-transfor=* \
+  | --program-transfo=* | --program-transf=* \
+  | --program-trans=* | --program-tran=* \
+  | --progr-tra=* | --program-tr=* | --program-t=*)
+    program_transform_name="$ac_optarg" ;;
+
+  -q | -quiet | --quiet | --quie | --qui | --qu | --q \
+  | -silent | --silent | --silen | --sile | --sil)
+    silent=yes ;;
+
+  -sbindir | --sbindir | --sbindi | --sbind | --sbin | --sbi | --sb)
+    ac_prev=sbindir ;;
+  -sbindir=* | --sbindir=* | --sbindi=* | --sbind=* | --sbin=* \
+  | --sbi=* | --sb=*)
+    sbindir="$ac_optarg" ;;
+
+  -sharedstatedir | --sharedstatedir | --sharedstatedi \
+  | --sharedstated | --sharedstate | --sharedstat | --sharedsta \
+  | --sharedst | --shareds | --shared | --share | --shar \
+  | --sha | --sh)
+    ac_prev=sharedstatedir ;;
+  -sharedstatedir=* | --sharedstatedir=* | --sharedstatedi=* \
+  | --sharedstated=* | --sharedstate=* | --sharedstat=* | --sharedsta=* \
+  | --sharedst=* | --shareds=* | --shared=* | --share=* | --shar=* \
+  | --sha=* | --sh=*)
+    sharedstatedir="$ac_optarg" ;;
+
+  -site | --site | --sit)
+    ac_prev=site ;;
+  -site=* | --site=* | --sit=*)
+    site="$ac_optarg" ;;
+
+  -site-file | --site-file | --site-fil | --site-fi | --site-f)
+    ac_prev=sitefile ;;
+  -site-file=* | --site-file=* | --site-fil=* | --site-fi=* | --site-f=*)
+    sitefile="$ac_optarg" ;;
+
+  -srcdir | --srcdir | --srcdi | --srcd | --src | --sr)
+    ac_prev=srcdir ;;
+  -srcdir=* | --srcdir=* | --srcdi=* | --srcd=* | --src=* | --sr=*)
+    srcdir="$ac_optarg" ;;
+
+  -sysconfdir | --sysconfdir | --sysconfdi | --sysconfd | --sysconf \
+  | --syscon | --sysco | --sysc | --sys | --sy)
+    ac_prev=sysconfdir ;;
+  -sysconfdir=* | --sysconfdir=* | --sysconfdi=* | --sysconfd=* | --sysconf=* \
+  | --syscon=* | --sysco=* | --sysc=* | --sys=* | --sy=*)
+    sysconfdir="$ac_optarg" ;;
+
+  -target | --target | --targe | --targ | --tar | --ta | --t)
+    ac_prev=target ;;
+  -target=* | --target=* | --targe=* | --targ=* | --tar=* | --ta=* | --t=*)
+    target="$ac_optarg" ;;
+
+  -v | -verbose | --verbose | --verbos | --verbo | --verb)
+    verbose=yes ;;
+
+  -version | --version | --versio | --versi | --vers)
+    echo "configure generated by autoconf version 2.13"
+    exit 0 ;;
+
+  -with-* | --with-*)
+    ac_package=`echo $ac_option|sed -e 's/-*with-//' -e 's/=.*//'`
+    # Reject names that are not valid shell variable names.
+    if test -n "`echo $ac_package| sed 's/[-_a-zA-Z0-9]//g'`"; then
+      { echo "configure: error: $ac_package: invalid package name" 1>&2; exit 1; }
+    fi
+    ac_package=`echo $ac_package| sed 's/-/_/g'`
+    case "$ac_option" in
+      *=*) ;;
+      *) ac_optarg=yes ;;
+    esac
+    eval "with_${ac_package}='$ac_optarg'" ;;
+
+  -without-* | --without-*)
+    ac_package=`echo $ac_option|sed -e 's/-*without-//'`
+    # Reject names that are not valid shell variable names.
+    if test -n "`echo $ac_package| sed 's/[-a-zA-Z0-9_]//g'`"; 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 "${LC_CTYPE+set}"    = set; then LC_CTYPE=C;    export LC_CTYPE;    fi
+
+# confdefs.h avoids OS command line length limits that DEFS can exceed.
+rm -rf conftest* confdefs.h
+# AIX cpp loses on an empty file, so make sure it contains at least a newline.
+echo > confdefs.h
+
+# A filename unique to this package, relative to the directory that
+# configure is in, which we can look for to find out if srcdir is correct.
+ac_unique_file=crt0.S
+
+# Find the source files, if location was not specified.
+if test -z "$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%\([^/]\)/*$%\1%'`
+
+# Prefer explicitly selected file to automatically selected ones.
+if test -z "$sitefile"; then
+  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 $ac_default_prefix/etc/config.site"
+    fi
+  fi
+else
+  CONFIG_SITE="$sitefile"
+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='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
+cross_compiling=$ac_cv_prog_cc_cross
+
+ac_exeext=
+ac_objext=o
+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
+
+
+
+if test "${enable_shared}" = "yes" ; then
+    echo "Shared libraries not supported for cross compiling, ignored"
+fi
+
+if test "$srcdir" = "." ; then
+  if test "${with_target_subdir}" != "." ; then
+    libgloss_topdir="${srcdir}/${with_multisrctop}../../.."
+  else
+    libgloss_topdir="${srcdir}/${with_multisrctop}../.."
+  fi
+else
+  libgloss_topdir="${srcdir}/../.."
+fi
+ac_aux_dir=
+for ac_dir in $libgloss_topdir $srcdir/$libgloss_topdir; 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 $libgloss_topdir $srcdir/$libgloss_topdir" 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 ${CONFIG_SHELL-/bin/sh} $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""... $ac_c" 1>&6
+echo "configure:598: checking host system type" >&5
+
+host_alias=$host
+case "$host_alias" in
+NONE)
+  case $nonopt in
+  NONE)
+    if host_alias=`${CONFIG_SHELL-/bin/sh} $ac_config_guess`; then :
+    else { echo "configure: error: can not guess host type; you must specify one" 1>&2; exit 1; }
+    fi ;;
+  *) host_alias=$nonopt ;;
+  esac ;;
+esac
+
+host=`${CONFIG_SHELL-/bin/sh} $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""... $ac_c" 1>&6
+echo "configure:619: checking target system type" >&5
+
+target_alias=$target
+case "$target_alias" in
+NONE)
+  case $nonopt in
+  NONE) target_alias=$host_alias ;;
+  *) target_alias=$nonopt ;;
+  esac ;;
+esac
+
+target=`${CONFIG_SHELL-/bin/sh} $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""... $ac_c" 1>&6
+echo "configure:637: checking build system type" >&5
+
+build_alias=$build
+case "$build_alias" in
+NONE)
+  case $nonopt in
+  NONE) build_alias=$host_alias ;;
+  *) build_alias=$nonopt ;;
+  esac ;;
+esac
+
+build=`${CONFIG_SHELL-/bin/sh} $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=${target_alias}-
+
+if test "$program_transform_name" = s,x,x,; then
+  program_transform_name=
+else
+  # Double any \ or $.  echo might interpret backslashes.
+  cat <<\EOF_SED > conftestsed
+s,\\,\\\\,g; s,\$,$$,g
+EOF_SED
+  program_transform_name="`echo $program_transform_name|sed -f conftestsed`"
+  rm -f conftestsed
+fi
+test "$program_prefix" != NONE &&
+  program_transform_name="s,^,${program_prefix},; $program_transform_name"
+# Use a double $ so make ignores it.
+test "$program_suffix" != NONE &&
+  program_transform_name="s,\$\$,${program_suffix},; $program_transform_name"
+
+# sed with no file args requires a program.
+test "$program_transform_name" = "" && program_transform_name="s,x,x,"
+
+
+# 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
+# AIX 4 /usr/bin/installbsd, which doesn't work without a -g flag
+# 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""... $ac_c" 1>&6
+echo "configure:691: checking for a BSD compatible install" >&5
+if test -z "$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=":"
+  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.
+      # Don't use installbsd from OSF since it installs stuff as root
+      # by default.
+      for ac_prog in ginstall 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.
+           :
+         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_SCRIPT" && INSTALL_SCRIPT='${INSTALL_PROGRAM}'
+
+test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644'
+
+
+# FIXME: We temporarily define our own version of AC_PROG_CC.  This is
+# copied from autoconf 2.12, but does not call AC_PROG_CC_WORKS.  We
+# are building a library that must be included in all links, so we 
+# can't link an executable until this lib is built.
+# autoconf should provide a way to do this.
+
+
+
+# Extract the first word of "gcc", so it can be a program name with args.
+set dummy gcc; ac_word=$2
+echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
+echo "configure:755: checking for $ac_word" >&5
+if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  if test -n "$CC"; then
+  ac_cv_prog_CC="$CC" # Let the user override the test.
+else
+  IFS="${IFS=  }"; ac_save_ifs="$IFS"; IFS=":"
+  ac_dummy="$PATH"
+  for ac_dir in $ac_dummy; do
+    test -z "$ac_dir" && ac_dir=.
+    if test -f $ac_dir/$ac_word; then
+      ac_cv_prog_CC="gcc"
+      break
+    fi
+  done
+  IFS="$ac_save_ifs"
+fi
+fi
+CC="$ac_cv_prog_CC"
+if test -n "$CC"; then
+  echo "$ac_t""$CC" 1>&6
+else
+  echo "$ac_t""no" 1>&6
+fi
+
+if test -z "$CC"; then
+  # Extract the first word of "cc", so it can be a program name with args.
+set dummy cc; ac_word=$2
+echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
+echo "configure:785: checking for $ac_word" >&5
+if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  if test -n "$CC"; then
+  ac_cv_prog_CC="$CC" # Let the user override the test.
+else
+  IFS="${IFS=  }"; ac_save_ifs="$IFS"; IFS=":"
+  ac_prog_rejected=no
+  ac_dummy="$PATH"
+  for ac_dir in $ac_dummy; do
+    test -z "$ac_dir" && ac_dir=.
+    if test -f $ac_dir/$ac_word; then
+      if test "$ac_dir/$ac_word" = "/usr/ucb/cc"; then
+        ac_prog_rejected=yes
+       continue
+      fi
+      ac_cv_prog_CC="cc"
+      break
+    fi
+  done
+  IFS="$ac_save_ifs"
+if test $ac_prog_rejected = yes; then
+  # We found a bogon in the path, so make sure we never use it.
+  set dummy $ac_cv_prog_CC
+  shift
+  if test $# -gt 0; then
+    # We chose a different compiler from the bogus one.
+    # However, it has the same basename, so the bogon will be chosen
+    # first if we set CC to just the basename; use the full file name.
+    shift
+    set dummy "$ac_dir/$ac_word" "$@"
+    shift
+    ac_cv_prog_CC="$@"
+  fi
+fi
+fi
+fi
+CC="$ac_cv_prog_CC"
+if test -n "$CC"; then
+  echo "$ac_t""$CC" 1>&6
+else
+  echo "$ac_t""no" 1>&6
+fi
+
+  test -z "$CC" && { echo "configure: error: no acceptable cc found in \$PATH" 1>&2; exit 1; }
+fi
+
+echo $ac_n "checking whether we are using GNU C""... $ac_c" 1>&6
+echo "configure:834: checking whether we are using GNU C" >&5
+if eval "test \"`echo '$''{'ac_cv_prog_gcc'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  cat > conftest.c <<EOF
+#ifdef __GNUC__
+  yes;
+#endif
+EOF
+if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:843: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
+  ac_cv_prog_gcc=yes
+else
+  ac_cv_prog_gcc=no
+fi
+fi
+
+echo "$ac_t""$ac_cv_prog_gcc" 1>&6
+
+if test $ac_cv_prog_gcc = yes; then
+  GCC=yes
+  ac_test_CFLAGS="${CFLAGS+set}"
+  ac_save_CFLAGS="$CFLAGS"
+  CFLAGS=
+  echo $ac_n "checking whether ${CC-cc} accepts -g""... $ac_c" 1>&6
+echo "configure:858: checking whether ${CC-cc} accepts -g" >&5
+if eval "test \"`echo '$''{'ac_cv_prog_cc_g'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  echo 'void f(){}' > conftest.c
+if test -z "`${CC-cc} -g -c conftest.c 2>&1`"; then
+  ac_cv_prog_cc_g=yes
+else
+  ac_cv_prog_cc_g=no
+fi
+rm -f conftest*
+
+fi
+
+echo "$ac_t""$ac_cv_prog_cc_g" 1>&6
+  if test "$ac_test_CFLAGS" = set; then
+    CFLAGS="$ac_save_CFLAGS"
+  elif test $ac_cv_prog_cc_g = yes; then
+    CFLAGS="-g -O2"
+  else
+    CFLAGS="-O2"
+  fi
+else
+  GCC=
+  test "${CFLAGS+set}" = set || CFLAGS="-g"
+fi
+
+AS=${AS-as}
+
+AR=${AR-ar}
+
+LD=${LD-ld}
+
+# Extract the first word of "ranlib", so it can be a program name with args.
+set dummy ranlib; ac_word=$2
+echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
+echo "configure:894: checking for $ac_word" >&5
+if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  if test -n "$RANLIB"; then
+  ac_cv_prog_RANLIB="$RANLIB" # Let the user override the test.
+else
+  IFS="${IFS=  }"; ac_save_ifs="$IFS"; IFS=":"
+  ac_dummy="$PATH"
+  for ac_dir in $ac_dummy; do
+    test -z "$ac_dir" && ac_dir=.
+    if test -f $ac_dir/$ac_word; then
+      ac_cv_prog_RANLIB="ranlib"
+      break
+    fi
+  done
+  IFS="$ac_save_ifs"
+  test -z "$ac_cv_prog_RANLIB" && ac_cv_prog_RANLIB=":"
+fi
+fi
+RANLIB="$ac_cv_prog_RANLIB"
+if test -n "$RANLIB"; then
+  echo "$ac_t""$RANLIB" 1>&6
+else
+  echo "$ac_t""no" 1>&6
+fi
+
+
+host_makefile_frag=${srcdir}/../config/default.mh
+
+if test "${with_multisubdir}" = "m32"; then
+  LD_TYPE="m32"
+else
+  LD_TYPE="m16"
+fi
+
+ 
+host_makefile_frag_path=$host_makefile_frag
+
+
+target_makefile_frag_path=$target_makefile_frag
+
+
+
+
+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 | grep ac_space) 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 <<EOF
+#! /bin/sh
+# Generated automatically by configure.
+# Run this file to recreate the current configuration.
+# This directory was configured as follows,
+# on host `(hostname || uname -n) 2>/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 2.13"
+    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 >> $CONFIG_STATUS <<EOF
+
+# Protect against being on the right side of a sed subst in config.status.
+sed 's/%@/@@/; s/@%/@@/; s/%g\$/@g/; /@g\$/s/[\\\\&%]/\\\\&/g;
+ s/@@/%@/; s/@@/@%/; s/@g\$/%g/' > conftest.subs <<\\CEOF
+$ac_vpsub
+$extrasub
+s%@SHELL@%$SHELL%g
+s%@CFLAGS@%$CFLAGS%g
+s%@CPPFLAGS@%$CPPFLAGS%g
+s%@CXXFLAGS@%$CXXFLAGS%g
+s%@FFLAGS@%$FFLAGS%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_SCRIPT@%$INSTALL_SCRIPT%g
+s%@INSTALL_DATA@%$INSTALL_DATA%g
+s%@CC@%$CC%g
+s%@AS@%$AS%g
+s%@AR@%$AR%g
+s%@LD@%$LD%g
+s%@RANLIB@%$RANLIB%g
+s%@LD_TYPE@%$LD_TYPE%g
+s%@host_makefile_frag_path@%$host_makefile_frag_path%g
+/@host_makefile_frag@/r $host_makefile_frag
+s%@host_makefile_frag@%%g
+s%@target_makefile_frag_path@%$target_makefile_frag_path%g
+/@target_makefile_frag@/r $target_makefile_frag
+s%@target_makefile_frag@%%g
+s%@part_specific_obj@%$part_specific_obj%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 <<EOF
+
+CONFIG_FILES=\${CONFIG_FILES-"Makefile"}
+EOF
+cat >> $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 >> $CONFIG_STATUS <<EOF
+srcdir=${srcdir}
+target=${target}
+ac_configure_args="${ac_configure_args} --enable-multilib"
+CONFIG_SHELL=${CONFIG_SHELL-/bin/sh}
+libgloss_topdir=${libgloss_topdir}
+
+EOF
+cat >> $CONFIG_STATUS <<\EOF
+. ${libgloss_topdir}/config-ml.in
+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/libgloss/iq2000/configure.in b/libgloss/iq2000/configure.in
new file mode 100644 (file)
index 0000000..4baabcb
--- /dev/null
+++ b/libgloss/iq2000/configure.in
@@ -0,0 +1,115 @@
+# Copyright (c) 2000, Cygnus Solutions, A Red Hat Company
+#
+# The authors hereby grant permission to use, copy, modify, distribute,
+# and license this software and its documentation for any purpose, provided
+# that existing copyright notices are retained in all copies and that this
+# notice is included verbatim in any distributions. No written agreement,
+# license, or royalty fee is required for any of the authorized uses.
+# Modifications to this software may be copyrighted by their authors
+# and need not follow the licensing terms described here, provided that
+# the new terms are clearly indicated on the first page of each file where
+# they apply.
+#
+# Process this file with autoconf to produce a configure script.
+#
+AC_PREREQ(2.5)dnl
+AC_INIT(crt0.S)
+
+if test "${enable_shared}" = "yes" ; then
+    echo "Shared libraries not supported for cross compiling, ignored"
+fi
+
+if test "$srcdir" = "." ; then
+  if test "${with_target_subdir}" != "." ; then
+    libgloss_topdir="${srcdir}/${with_multisrctop}../../.."
+  else
+    libgloss_topdir="${srcdir}/${with_multisrctop}../.."
+  fi
+else
+  libgloss_topdir="${srcdir}/../.."
+fi
+AC_CONFIG_AUX_DIR($libgloss_topdir)
+
+AC_CANONICAL_SYSTEM
+AC_ARG_PROGRAM
+
+AC_PROG_INSTALL
+
+# FIXME: We temporarily define our own version of AC_PROG_CC.  This is
+# copied from autoconf 2.12, but does not call AC_PROG_CC_WORKS.  We
+# are building a library that must be included in all links, so we 
+# can't link an executable until this lib is built.
+# autoconf should provide a way to do this.
+
+AC_DEFUN(LIB_AC_PROG_CC,
+[AC_BEFORE([$0], [AC_PROG_CPP])dnl
+AC_CHECK_PROG(CC, gcc, gcc)
+if test -z "$CC"; then
+  AC_CHECK_PROG(CC, cc, cc, , , /usr/ucb/cc)
+  test -z "$CC" && AC_MSG_ERROR([no acceptable cc found in \$PATH])
+fi
+
+AC_PROG_CC_GNU
+
+if test $ac_cv_prog_gcc = yes; then
+  GCC=yes
+dnl Check whether -g works, even if CFLAGS is set, in case the package
+dnl plays around with CFLAGS (such as to build both debugging and
+dnl normal versions of a library), tasteless as that idea is.
+  ac_test_CFLAGS="${CFLAGS+set}"
+  ac_save_CFLAGS="$CFLAGS"
+  CFLAGS=
+  AC_PROG_CC_G
+  if test "$ac_test_CFLAGS" = set; then
+    CFLAGS="$ac_save_CFLAGS"
+  elif test $ac_cv_prog_cc_g = yes; then
+    CFLAGS="-g -O2"
+  else
+    CFLAGS="-O2"
+  fi
+else
+  GCC=
+  test "${CFLAGS+set}" = set || CFLAGS="-g"
+fi
+])
+
+LIB_AC_PROG_CC
+AS=${AS-as}
+AC_SUBST(AS)
+AR=${AR-ar}
+AC_SUBST(AR)
+LD=${LD-ld}
+AC_SUBST(LD)
+AC_PROG_RANLIB
+
+host_makefile_frag=${srcdir}/../config/default.mh
+
+if test "${with_multisubdir}" = "m32"; then
+  LD_TYPE="m32"
+else
+  LD_TYPE="m16"
+fi
+AC_SUBST(LD_TYPE)
+ 
+dnl We have to assign the same value to other variables because autoconf
+dnl doesn't provide a mechanism to substitute a replacement keyword with
+dnl arbitrary data or pathnames.
+dnl
+host_makefile_frag_path=$host_makefile_frag
+AC_SUBST(host_makefile_frag_path)
+AC_SUBST_FILE(host_makefile_frag)
+target_makefile_frag_path=$target_makefile_frag
+AC_SUBST(target_makefile_frag_path)
+AC_SUBST_FILE(target_makefile_frag)
+AC_SUBST(part_specific_obj)
+
+AC_OUTPUT(Makefile,
+. ${libgloss_topdir}/config-ml.in,
+srcdir=${srcdir}
+target=${target}
+ac_configure_args="${ac_configure_args} --enable-multilib"
+CONFIG_SHELL=${CONFIG_SHELL-/bin/sh}
+libgloss_topdir=${libgloss_topdir}
+)
+
+

diff --git a/libgloss/iq2000/creat.c b/libgloss/iq2000/creat.c
new file mode 100644 (file)
index 0000000..1003a2a
--- /dev/null
+++ b/libgloss/iq2000/creat.c
@@ -0,0 +1,12 @@
+#include <_ansi.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include "trap.h"
+
+
+int
+creat (const char *path,
+       int mode)
+{
+  return TRAP0 (SYS_creat, path, mode, 0);
+}

diff --git a/libgloss/iq2000/crt0.S b/libgloss/iq2000/crt0.S
new file mode 100644 (file)
index 0000000..12d2a5b
--- /dev/null
+++ b/libgloss/iq2000/crt0.S
@@ -0,0 +1,56 @@
+##==============================================================================
+##
+##     crt0.S
+##
+##     IQ2000 startup code
+##
+##==============================================================================
+##
+## Copyright (c) 2000, Cygnus Solutions, A Red Hat Company
+## 
+## The authors hereby grant permission to use, copy, modify, distribute,
+## and license this software and its documentation for any purpose, provided
+## that existing copyright notices are retained in all copies and that this
+## notice is included verbatim in any distributions. No written agreement,
+## license, or royalty fee is required for any of the authorized uses.
+## Modifications to this software may be copyrighted by their authors
+## and need not follow the licensing terms described here, provided that
+## the new terms are clearly indicated on the first page of each file where
+## they apply.
+##
+       
+##------------------------------------------------------------------------------
+       
+       .file   "crt0.S"
+
+##------------------------------------------------------------------------------
+## Startup code
+       .section .text
+       .global _start
+_start:
+       lui %29,%hi(__stack)
+       ori %29,%29,%lo(__stack)
+
+       lui %24,%hi(_edata)     # get start of bss
+       ori %24,%24,%lo(_edata)
+
+       lui %25,%hi(_end)       # get end of bss
+       ori %25,%25,%lo(_end)
+
+       beq     %24,%25,.L0     # check if end and start are the same
+                               # do nothing if no bss
+       
+.L1:
+       sb %0,0(%24)            #  clear a byte and bump pointer
+       addi %24,%24,1
+       bne %24,%25,.L1
+       nop
+       
+.L0:
+       jal  _main              # call _main to run ctors/dtors
+       nop
+       xor %4,%4,%4
+       jal main                # call main program
+       xor %5,%5,%5
+       jal exit                # all done, no need to return or
+       or %4,%0,%2             # exit with main's return value

diff --git a/libgloss/iq2000/crt1.c b/libgloss/iq2000/crt1.c
new file mode 100644 (file)
index 0000000..fb333a8
--- /dev/null
+++ b/libgloss/iq2000/crt1.c
@@ -0,0 +1,31 @@
+
+
+/* This object reserves enough space for an EH frame initialization
+object.  */
+
+struct object {
+  void *reserve[7];
+};
+
+
+void _main ()
+{
+  static int initialized;
+  static struct object object;
+  if (! initialized)
+    {
+      typedef void (*pfunc) ();
+      extern pfunc __ctors[];
+      extern pfunc __ctors_end[];
+      extern unsigned char __eh_frame_begin[];
+      extern void __register_frame_info (void *, struct object *);
+
+      pfunc *p;
+
+      initialized = 1;
+      for (p = __ctors_end; p > __ctors; )
+       (*--p) ();
+
+      __register_frame_info (__eh_frame_begin, &object);
+    }
+}

diff --git a/libgloss/iq2000/execv.c b/libgloss/iq2000/execv.c
new file mode 100644 (file)
index 0000000..16f3ca5
--- /dev/null
+++ b/libgloss/iq2000/execv.c
@@ -0,0 +1,11 @@
+#include <_ansi.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include "trap.h"
+
+
+int
+execv (const char *path, char *const argv[])
+{
+  return TRAP0 (SYS_execv, path, argv, 0);
+}

diff --git a/libgloss/iq2000/execve.c b/libgloss/iq2000/execve.c
new file mode 100644 (file)
index 0000000..bd6c7a2
--- /dev/null
+++ b/libgloss/iq2000/execve.c
@@ -0,0 +1,11 @@
+#include <_ansi.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include "trap.h"
+
+
+int
+_execve (const char *path, char *const argv[], char *const envp[])
+{
+  return TRAP0 (SYS_execve, path, argv, envp);
+}

diff --git a/libgloss/iq2000/fork.c b/libgloss/iq2000/fork.c
new file mode 100644 (file)
index 0000000..53df5a9
--- /dev/null
+++ b/libgloss/iq2000/fork.c
@@ -0,0 +1,11 @@
+#include <_ansi.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include "trap.h"
+
+
+int
+_fork ()
+{
+  return TRAP0 (SYS_fork, 0, 0, 0);
+}

diff --git a/libgloss/iq2000/fstat.c b/libgloss/iq2000/fstat.c
new file mode 100644 (file)
index 0000000..c3b2fa0
--- /dev/null
+++ b/libgloss/iq2000/fstat.c
@@ -0,0 +1,14 @@
+#include <_ansi.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include "trap.h"
+
+
+int
+_fstat (int file,
+       struct stat *st)
+{
+  st->st_mode = S_IFCHR;
+  st->st_blksize = 4096;
+  return 0;
+}

diff --git a/libgloss/iq2000/getpid.c b/libgloss/iq2000/getpid.c
new file mode 100644 (file)
index 0000000..20ab186
--- /dev/null
+++ b/libgloss/iq2000/getpid.c
@@ -0,0 +1,10 @@
+#include <_ansi.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include "trap.h"
+
+
+_getpid (n)
+{
+  return 1;
+}

diff --git a/libgloss/iq2000/gettime.c b/libgloss/iq2000/gettime.c
new file mode 100644 (file)
index 0000000..1a04267
--- /dev/null
+++ b/libgloss/iq2000/gettime.c
@@ -0,0 +1,12 @@
+#include <_ansi.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include "trap.h"
+#include "sys/time.h"
+
+
+int
+_gettimeofday (struct timeval *tp, void *tzp)
+{
+  return TRAP0 (SYS_gettimeofday, tp, tzp, 0);
+}

diff --git a/libgloss/iq2000/isatty.c b/libgloss/iq2000/isatty.c
new file mode 100644 (file)
index 0000000..0930a53
--- /dev/null
+++ b/libgloss/iq2000/isatty.c
@@ -0,0 +1,11 @@
+#include <_ansi.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include "trap.h"
+
+
+isatty (fd)
+     int fd;
+{
+  return 1;
+}

diff --git a/libgloss/iq2000/kill.c b/libgloss/iq2000/kill.c
new file mode 100644 (file)
index 0000000..40afa6a
--- /dev/null
+++ b/libgloss/iq2000/kill.c
@@ -0,0 +1,11 @@
+#include <_ansi.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include "trap.h"
+
+
+_kill (n, m)
+{
+  return TRAP0 (SYS_exit, 0xdead, 0, 0);
+}
+

diff --git a/libgloss/iq2000/lseek.c b/libgloss/iq2000/lseek.c
new file mode 100644 (file)
index 0000000..339baea
--- /dev/null
+++ b/libgloss/iq2000/lseek.c
@@ -0,0 +1,14 @@
+#include <_ansi.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <sys/unistd.h>
+#include "trap.h"
+
+
+off_t
+_lseek (int file,
+       off_t ptr,
+       int dir)
+{
+  return TRAP0 (SYS_lseek, file, ptr, dir);
+}

diff --git a/libgloss/iq2000/open.c b/libgloss/iq2000/open.c
new file mode 100644 (file)
index 0000000..770defe
--- /dev/null
+++ b/libgloss/iq2000/open.c
@@ -0,0 +1,12 @@
+#include <_ansi.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include "trap.h"
+
+
+int
+_open (const char *path,
+       int flags)
+{
+  return TRAP0 (SYS_open, path, flags, 0);
+}

diff --git a/libgloss/iq2000/pipe.c b/libgloss/iq2000/pipe.c
new file mode 100644 (file)
index 0000000..dfade5c
--- /dev/null
+++ b/libgloss/iq2000/pipe.c
@@ -0,0 +1,11 @@
+#include <_ansi.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include "trap.h"
+
+
+int
+pipe (int fd)
+{
+  return TRAP0 (SYS_pipe, fd, 0, 0);
+}

diff --git a/libgloss/iq2000/read.c b/libgloss/iq2000/read.c
new file mode 100644 (file)
index 0000000..31d24cc
--- /dev/null
+++ b/libgloss/iq2000/read.c
@@ -0,0 +1,12 @@
+#include <_ansi.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include "trap.h"
+
+
+_read (int file,
+       char *ptr,
+       size_t len)
+{
+  return TRAP0 (SYS_read, file, ptr, len);
+}

diff --git a/libgloss/iq2000/sbrk.c b/libgloss/iq2000/sbrk.c
new file mode 100644 (file)
index 0000000..6dfd93b
--- /dev/null
+++ b/libgloss/iq2000/sbrk.c
@@ -0,0 +1,30 @@
+#include <_ansi.h>
+#include <errno.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include "trap.h"
+
+
+caddr_t
+_sbrk (size_t incr)
+{
+  extern char __stack;       /* Defined by the linker */
+  extern char _end;            /* Defined by the linker */
+  static char *heap_end;
+  char *prev_heap_end;
+  char *sp = (char *)&sp;
+
+  if (heap_end == 0)
+    {
+      heap_end = &_end;
+    }
+  prev_heap_end = heap_end;
+  heap_end += incr;
+  if (heap_end > sp)
+    {
+      _write (1, "Heap and stack collision\n", 25);
+      errno = ENOMEM;
+      return (caddr_t)-1;
+    }
+  return (caddr_t) prev_heap_end;
+}

diff --git a/libgloss/iq2000/sim.ld b/libgloss/iq2000/sim.ld
new file mode 100644 (file)
index 0000000..6530a85
--- /dev/null
+++ b/libgloss/iq2000/sim.ld
@@ -0,0 +1,278 @@
+/* Special linker script for running C executables on simulator */
+OUTPUT_FORMAT("elf32-iq2000", "elf32-iq2000",
+             "elf32-iq2000")
+OUTPUT_ARCH(iq2000)
+ENTRY(_start)
+/* Do we need any of these for elf?
+   __DYNAMIC = 0;    */
+SECTIONS
+{
+  . = 0x80000000;
+  .interp     : { *(.interp)   }
+  .rel.init      : { *(.rel.init)      }
+  .rela.init     : { *(.rela.init)     }
+  .rel.text      :
+    {
+      *(.rel.text)
+      *(.rel.text.*)
+      *(.rel.gnu.linkonce.t.*)
+    }
+  .rela.text     :
+    {
+      *(.rela.text)
+      *(.rela.text.*)
+      *(.rela.gnu.linkonce.t.*)
+    }
+  .rel.fini      : { *(.rel.fini)      }
+  .rela.fini     : { *(.rela.fini)     }
+  .rel.rodata    :
+    {
+      *(.rel.rodata)
+      *(.rel.rodata.*)
+      *(.rel.gnu.linkonce.r.*)
+    }
+  .rela.rodata   :
+    {
+      *(.rela.rodata)
+      *(.rela.rodata.*)
+      *(.rela.gnu.linkonce.r.*)
+    }
+  .rel.data      :
+    {
+      *(.rel.data)
+      *(.rel.data.*)
+      *(.rel.gnu.linkonce.d.*)
+    }
+  .rela.data     :
+    {
+      *(.rela.data)
+      *(.rela.data.*)
+      *(.rela.gnu.linkonce.d.*)
+    }
+  .rel.ctors     : { *(.rel.ctors)     }
+  .rela.ctors    : { *(.rela.ctors)    }
+  .rel.dtors     : { *(.rel.dtors)     }
+  .rela.dtors    : { *(.rela.dtors)    }
+  .rel.got       : { *(.rel.got)               }
+  .rela.got      : { *(.rela.got)              }
+  .rel.sdata     :
+    {
+      *(.rel.sdata)
+      *(.rel.sdata.*)
+      *(.rel.gnu.linkonce.s.*)
+    }
+  .rela.sdata     :
+    {
+      *(.rela.sdata)
+      *(.rela.sdata.*)
+      *(.rela.gnu.linkonce.s.*)
+    }
+  .rel.sbss      :
+    {
+      *(.rel.sbss)
+      *(.rel.sbss.*)
+      *(.rel.gnu.linkonce.sb.*)
+    }
+  .rela.sbss     :
+    {
+      *(.rela.sbss)
+      *(.rela.sbss.*)
+      *(.rela.gnu.linkonce.sb.*)
+    }
+  .rel.sdata2    :
+    {
+      *(.rel.sdata2)
+      *(.rel.sdata2.*)
+      *(.rel.gnu.linkonce.s2.*)
+    }
+  .rela.sdata2   :
+    {
+      *(.rela.sdata2)
+      *(.rela.sdata2.*)
+      *(.rela.gnu.linkonce.s2.*)
+    }
+  .rel.sbss2     :
+    {
+      *(.rel.sbss2)
+      *(.rel.sbss2.*)
+      *(.rel.gnu.linkonce.sb2.*)
+    }
+  .rela.sbss2    :
+    {
+      *(.rela.sbss2)
+      *(.rela.sbss2.*)
+      *(.rela.gnu.linkonce.sb2.*)
+    }
+  .rel.bss       :
+    {
+      *(.rel.bss)
+      *(.rel.bss.*)
+      *(.rel.gnu.linkonce.b.*)
+    }
+  .rela.bss      :
+    {
+      *(.rela.bss)
+      *(.rela.bss.*)
+      *(.rela.gnu.linkonce.b.*)
+    }
+  .rel.plt       : { *(.rel.plt)               }
+  .rela.plt      : { *(.rela.plt)              }
+  .init          :
+  {
+    KEEP (*(.init))
+  } =0
+  .plt      : { *(.plt)        }
+  .text      :
+  {
+    *(.text)
+    *(.text.*)
+    *(.stub)
+    /* .gnu.warning sections are handled specially by elf32.em.  */
+    *(.gnu.warning)
+    *(.gnu.linkonce.t.*)
+  } =0
+  .fini      :
+  {
+    KEEP (*(.fini))
+  } =0
+  PROVIDE (__etext = .);
+  PROVIDE (_etext = .);
+  PROVIDE (etext = .);
+  /* Adjust the address for the data segment.  We want to adjust up to
+     the same address within the page on the next page up.  */
+  . = 0x1000;
+  .data    :
+  {
+    *(.data)
+    *(.data.*)
+    *(.gnu.linkonce.d.*)
+    SORT(CONSTRUCTORS)
+  }
+  .data1   : { *(.data1) }
+  .eh_frame   :
+  {
+    PROVIDE (__eh_frame_begin = .);
+    *(.eh_frame)
+    LONG (0);
+    PROVIDE (__eh_frame_end = .);
+  }
+  .gcc_except_table : { *(.gcc_except_table) }
+  .hash          : { *(.hash)          }
+  .dynsym        : { *(.dynsym)                }
+  .dynstr        : { *(.dynstr)                }
+  .gnu.version   : { *(.gnu.version)   }
+  .gnu.version_d   : { *(.gnu.version_d)       }
+  .gnu.version_r   : { *(.gnu.version_r)       }
+  .rodata   : { *(.rodata) *(.rodata.*) *(.gnu.linkonce.r.*) }
+  .rodata1   : { *(.rodata1) }
+  .sdata2   : { *(.sdata2) *(.sdata2.*) *(.gnu.linkonce.s2.*) }
+  .sbss2   : { *(.sbss2) *(.sbss2.*) *(.gnu.linkonce.sb2.*) }
+  .dynamic       : { *(.dynamic) }
+  .ctors   :
+  {
+    __ctors = .;
+    /* gcc uses crtbegin.o to find the start of
+       the constructors, so we make sure it is
+       first.  Because this is a wildcard, it
+       doesn't matter if the user does not
+       actually link against crtbegin.o; the
+       linker won't look for a file to match a
+       wildcard.  The wildcard also means that it
+       doesn't matter which directory crtbegin.o
+       is in.  */
+    KEEP (*crtbegin.o(.ctors))
+    /* We don't want to include the .ctor section from
+       from the crtend.o file until after the sorted ctors.
+       The .ctor section from the crtend file contains the
+       end of ctors marker and it must be last */
+    KEEP (*(EXCLUDE_FILE (*crtend.o ) .ctors))
+    KEEP (*(SORT(.ctors.*)))
+    KEEP (*(.ctors))
+    __ctors_end = .;
+  }
+   .dtors         :
+  {
+    __dtors = .;
+    KEEP (*crtbegin.o(.dtors))
+    KEEP (*(EXCLUDE_FILE (*crtend.o ) .dtors))
+    KEEP (*(SORT(.dtors.*)))
+    KEEP (*(.dtors))
+    __dtors_end = .;
+  }
+  .jcr : { KEEP (*(.jcr)) }
+  .got           : { *(.got.plt) *(.got) }
+  /* We want the small data sections together, so single-instruction offsets
+     can access them all, and initialized data all before uninitialized, so
+     we can shorten the on-disk segment size.  */
+  .sdata     :
+  {
+    *(.sdata)
+    *(.sdata.*)
+    *(.gnu.linkonce.s.*)
+  }
+  _edata = .;
+  PROVIDE (edata = .);
+  __bss_start = .;
+  .sbss      :
+  {
+    PROVIDE (__sbss_start = .);
+    PROVIDE (___sbss_start = .);
+    *(.dynsbss)
+    *(.sbss)
+    *(.sbss.*)
+    *(.gnu.linkonce.sb.*)
+    *(.scommon)
+    PROVIDE (__sbss_end = .);
+    PROVIDE (___sbss_end = .);
+  }
+  .bss       :
+  {
+   *(.dynbss)
+   *(.bss)
+   *(.bss.*)
+   *(.gnu.linkonce.b.*)
+   *(COMMON)
+   /* Align here to ensure that the .bss section occupies space up to
+      _end.  Align after .bss to ensure correct alignment even if the
+      .bss section disappears because there are no input sections.  */
+   . = ALIGN(32 / 8);
+  }
+  . = ALIGN(32 / 8);
+  _end = .;
+  PROVIDE (end = .);
+  /* Stabs debugging sections.  */
+  .stab 0 : { *(.stab) }
+  .stabstr 0 : { *(.stabstr) }
+  .stab.excl 0 : { *(.stab.excl) }
+  .stab.exclstr 0 : { *(.stab.exclstr) }
+  .stab.index 0 : { *(.stab.index) }
+  .stab.indexstr 0 : { *(.stab.indexstr) }
+  .comment 0 : { *(.comment) }
+  /* DWARF debug sections.
+     Symbols in the DWARF debugging sections are relative to the beginning
+     of the section so we begin them at 0.  */
+  /* DWARF 1 */
+  .debug          0 : { *(.debug) }
+  .line           0 : { *(.line) }
+  /* GNU DWARF 1 extensions */
+  .debug_srcinfo  0 : { *(.debug_srcinfo) }
+  .debug_sfnames  0 : { *(.debug_sfnames) }
+  /* DWARF 1.1 and DWARF 2 */
+  .debug_aranges  0 : { *(.debug_aranges) }
+  .debug_pubnames 0 : { *(.debug_pubnames) }
+  /* DWARF 2 */
+  .debug_info     0 : { *(.debug_info) *(.gnu.linkonce.wi.*) }
+  .debug_abbrev   0 : { *(.debug_abbrev) }
+  .debug_line     0 : { *(.debug_line) }
+  .debug_frame    0 : { *(.debug_frame) }
+  .debug_str      0 : { *(.debug_str) }
+  .debug_loc      0 : { *(.debug_loc) }
+  .debug_macinfo  0 : { *(.debug_macinfo) }
+  /* SGI/MIPS DWARF 2 extensions */
+  .debug_weaknames 0 : { *(.debug_weaknames) }
+  .debug_funcnames 0 : { *(.debug_funcnames) }
+  .debug_typenames 0 : { *(.debug_typenames) }
+  .debug_varnames  0 : { *(.debug_varnames) }
+  PROVIDE (__stack = 0x80000);
+  /* These must appear regardless of  .  */
+}

diff --git a/libgloss/iq2000/stat.c b/libgloss/iq2000/stat.c
new file mode 100644 (file)
index 0000000..4e1fddf
--- /dev/null
+++ b/libgloss/iq2000/stat.c
@@ -0,0 +1,12 @@
+#include <_ansi.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include "trap.h"
+
+
+int
+_stat (const char *path, struct stat *st)
+
+{
+  return TRAP0 (SYS_stat, path, st, 0);
+}

diff --git a/libgloss/iq2000/test.c b/libgloss/iq2000/test.c
new file mode 100644 (file)
index 0000000..9ea873a
--- /dev/null
+++ b/libgloss/iq2000/test.c
@@ -0,0 +1,39 @@
+#include <stdio.h>
+
+static void
+send_msg1 (void)
+{
+  static char msg[] = "Hello World\r\n";
+  write(1, msg, strlen (msg));
+}
+
+static void
+send_msg2 (void)
+{
+  static char msg[] = "Goodnight Irene\r\n";
+  write(1, msg, strlen (msg));
+}
+
+static void
+delay (void)
+{
+  int i;
+
+  for (i = 0; i < 1000000; i++)
+    ;
+}
+
+int
+main(int argc, char *argv[])
+{
+  int i, j;
+  for (i = 0; i < 10; i++)
+    {
+      send_msg1 ();
+      delay ();
+      send_msg2 ();
+    }
+  return 0;
+}
+
+

diff --git a/libgloss/iq2000/time.c b/libgloss/iq2000/time.c
new file mode 100644 (file)
index 0000000..2df8d48
--- /dev/null
+++ b/libgloss/iq2000/time.c
@@ -0,0 +1,11 @@
+#include <_ansi.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include "trap.h"
+
+
+time_t
+time (time_t *tloc)
+{
+  return TRAP0 (SYS_time, tloc, 0, 0);
+}

diff --git a/libgloss/iq2000/times.c b/libgloss/iq2000/times.c
new file mode 100644 (file)
index 0000000..b804be4
--- /dev/null
+++ b/libgloss/iq2000/times.c
@@ -0,0 +1,12 @@
+#include <_ansi.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include "trap.h"
+#include "sys/times.h"
+
+
+clock_t
+times (struct tms *buffer)
+{
+  return TRAP0 (SYS_times, buffer, 0, 0);
+}

diff --git a/libgloss/iq2000/trap.c b/libgloss/iq2000/trap.c
new file mode 100644 (file)
index 0000000..217cef2
--- /dev/null
+++ b/libgloss/iq2000/trap.c
@@ -0,0 +1,13 @@
+// Perform a system call.
+// Unused parameters should be set to 0.
+int __trap0(unsigned long func, unsigned long p1, unsigned long p2, unsigned long p3)
+{
+  int ret = 0;
+  asm volatile ("nop\n\tor %%4,%%0,%0" : : "r"(func));
+  asm volatile ("nop\n\tor %%5,%%0,%0" : : "r"(p1));
+  asm volatile ("nop\n\tor %%6,%%0,%0" : : "r"(p2));
+  asm volatile ("nop\n\tor %%7,%%0,%0" : : "r"(p3));
+  asm volatile ("nop\n\tor %%11,%%0,%0" : : "r"(func));
+  asm volatile ("syscall\n\tnop\n\tor %0,%%0,%%2" : "=r"(ret));
+  return ret;
+}

diff --git a/libgloss/iq2000/trap.h b/libgloss/iq2000/trap.h
new file mode 100644 (file)
index 0000000..27636c0
--- /dev/null
+++ b/libgloss/iq2000/trap.h
@@ -0,0 +1,5 @@
+#include "syscall.h"
+
+int __trap0 ();
+
+#define TRAP0(f, p1, p2, p3) __trap0(f, (p1), (p2), (p3))

diff --git a/libgloss/iq2000/unlink.c b/libgloss/iq2000/unlink.c
new file mode 100644 (file)
index 0000000..84fb711
--- /dev/null
+++ b/libgloss/iq2000/unlink.c
@@ -0,0 +1,11 @@
+#include <_ansi.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include "trap.h"
+
+
+int
+_unlink ()
+{
+  return -1;
+}

diff --git a/libgloss/iq2000/utime.c b/libgloss/iq2000/utime.c
new file mode 100644 (file)
index 0000000..3fce7e3
--- /dev/null
+++ b/libgloss/iq2000/utime.c
@@ -0,0 +1,13 @@
+#include <_ansi.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include "trap.h"
+
+
+int
+utime (path, times)
+     const char *path;
+     char *times;
+{
+  return TRAP0 (SYS_utime, path, times, 0);
+}

diff --git a/libgloss/iq2000/wait.c b/libgloss/iq2000/wait.c
new file mode 100644 (file)
index 0000000..c8d8b4c
--- /dev/null
+++ b/libgloss/iq2000/wait.c
@@ -0,0 +1,12 @@
+#include <_ansi.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include "trap.h"
+
+
+int
+_wait (statusp)
+     int *statusp;
+{
+  return TRAP0 (SYS_wait, 0, 0, 0);
+}

diff --git a/libgloss/iq2000/write.c b/libgloss/iq2000/write.c
new file mode 100644 (file)
index 0000000..3ecf4a8
--- /dev/null
+++ b/libgloss/iq2000/write.c
@@ -0,0 +1,13 @@
+#include <_ansi.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include "trap.h"
+
+
+int
+_write ( int file,
+        char *ptr,
+        size_t len)
+{
+  return TRAP0 (SYS_write, file, ptr, len);
+}