import newlib-2000-02-17 snapshot

This commit is contained in:
Christopher Faylor
2000-02-17 19:39:52 +00:00
parent 1fd5e000ac
commit 8a0efa53e4
1520 changed files with 282219 additions and 0 deletions

View File

@ -0,0 +1,14 @@
## Process this file with automake to generate Makefile.in
AUTOMAKE_OPTIONS = cygnus
INCLUDES = $(NEWLIB_CFLAGS) $(CROSS_CFLAGS) $(TARGET_CFLAGS)
noinst_LIBRARIES = lib.a
lib_a_SOURCES = syscalls.c trap.c
all: crt0.o
ACLOCAL_AMFLAGS = -I ../../..
CONFIG_STATUS_DEPENDENCIES = $(newlib_basedir)/configure.host

View File

@ -0,0 +1,299 @@
# Makefile.in generated automatically by automake 1.3 from Makefile.am
# Copyright (C) 1994, 1995, 1996, 1997, 1998 Free Software Foundation, Inc.
# This Makefile.in is free software; the Free Software Foundation
# gives unlimited permission to copy and/or distribute it,
# with or without modifications, as long as this notice is preserved.
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY, to the extent permitted by law; without
# even the implied warranty of MERCHANTABILITY or FITNESS FOR A
# PARTICULAR PURPOSE.
SHELL = @SHELL@
srcdir = @srcdir@
top_srcdir = @top_srcdir@
VPATH = @srcdir@
prefix = @prefix@
exec_prefix = @exec_prefix@
bindir = @bindir@
sbindir = @sbindir@
libexecdir = @libexecdir@
datadir = @datadir@
sysconfdir = @sysconfdir@
sharedstatedir = @sharedstatedir@
localstatedir = @localstatedir@
libdir = @libdir@
infodir = @infodir@
mandir = @mandir@
includedir = @includedir@
oldincludedir = /usr/include
DISTDIR =
pkgdatadir = $(datadir)/@PACKAGE@
pkglibdir = $(libdir)/@PACKAGE@
pkgincludedir = $(includedir)/@PACKAGE@
top_builddir = .
ACLOCAL = @ACLOCAL@
AUTOCONF = @AUTOCONF@
AUTOMAKE = @AUTOMAKE@
AUTOHEADER = @AUTOHEADER@
INSTALL = @INSTALL@
INSTALL_PROGRAM = @INSTALL_PROGRAM@
INSTALL_DATA = @INSTALL_DATA@
INSTALL_SCRIPT = @INSTALL_SCRIPT@
transform = @program_transform_name@
NORMAL_INSTALL = :
PRE_INSTALL = :
POST_INSTALL = :
NORMAL_UNINSTALL = :
PRE_UNINSTALL = :
POST_UNINSTALL = :
host_alias = @host_alias@
host_triplet = @host@
AR = @AR@
AS = @AS@
CC = @CC@
CPP = @CPP@
EXEEXT = @EXEEXT@
MAINT = @MAINT@
MAKEINFO = @MAKEINFO@
NEWLIB_CFLAGS = @NEWLIB_CFLAGS@
PACKAGE = @PACKAGE@
RANLIB = @RANLIB@
VERSION = @VERSION@
machine_dir = @machine_dir@
newlib_basedir = @newlib_basedir@
sys_dir = @sys_dir@
AUTOMAKE_OPTIONS = cygnus
INCLUDES = $(NEWLIB_CFLAGS) $(CROSS_CFLAGS) $(TARGET_CFLAGS)
noinst_LIBRARIES = lib.a
lib_a_SOURCES = syscalls.c trap.c
ACLOCAL_AMFLAGS = -I ../../..
CONFIG_STATUS_DEPENDENCIES = $(newlib_basedir)/configure.host
ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
mkinstalldirs = $(SHELL) $(top_srcdir)/../../../../mkinstalldirs
CONFIG_CLEAN_FILES =
LIBRARIES = $(noinst_LIBRARIES)
DEFS = @DEFS@ -I. -I$(srcdir)
CPPFLAGS = @CPPFLAGS@
LDFLAGS = @LDFLAGS@
LIBS = @LIBS@
lib_a_LIBADD =
lib_a_OBJECTS = syscalls.o trap.o
CFLAGS = @CFLAGS@
COMPILE = $(CC) $(DEFS) $(INCLUDES) $(CPPFLAGS) $(CFLAGS)
LINK = $(CC) $(CFLAGS) $(LDFLAGS) -o $@
DIST_COMMON = Makefile.am Makefile.in aclocal.m4 configure configure.in
DISTFILES = $(DIST_COMMON) $(SOURCES) $(HEADERS) $(TEXINFOS) $(EXTRA_DIST)
TAR = tar
GZIP = --best
SOURCES = $(lib_a_SOURCES)
OBJECTS = $(lib_a_OBJECTS)
all: Makefile $(LIBRARIES)
.SUFFIXES:
.SUFFIXES: .S .c .o .s
$(srcdir)/Makefile.in: @MAINT@ Makefile.am $(top_srcdir)/configure.in $(ACLOCAL_M4)
cd $(top_srcdir) && $(AUTOMAKE) --cygnus Makefile
Makefile: $(srcdir)/Makefile.in $(top_builddir)/config.status
cd $(top_builddir) \
&& CONFIG_FILES=$@ CONFIG_HEADERS= $(SHELL) ./config.status
$(ACLOCAL_M4): @MAINT@ configure.in ../../../acinclude.m4 \
../../../aclocal.m4
cd $(srcdir) && $(ACLOCAL) $(ACLOCAL_AMFLAGS)
config.status: $(srcdir)/configure $(CONFIG_STATUS_DEPENDENCIES)
$(SHELL) ./config.status --recheck
$(srcdir)/configure: @MAINT@$(srcdir)/configure.in $(ACLOCAL_M4) $(CONFIGURE_DEPENDENCIES)
cd $(srcdir) && $(AUTOCONF)
mostlyclean-noinstLIBRARIES:
clean-noinstLIBRARIES:
-test -z "$(noinst_LIBRARIES)" || rm -f $(noinst_LIBRARIES)
distclean-noinstLIBRARIES:
maintainer-clean-noinstLIBRARIES:
.c.o:
$(COMPILE) -c $<
.s.o:
$(COMPILE) -c $<
.S.o:
$(COMPILE) -c $<
mostlyclean-compile:
-rm -f *.o core *.core
clean-compile:
distclean-compile:
-rm -f *.tab.c
maintainer-clean-compile:
lib.a: $(lib_a_OBJECTS) $(lib_a_DEPENDENCIES)
-rm -f lib.a
$(AR) cru lib.a $(lib_a_OBJECTS) $(lib_a_LIBADD)
$(RANLIB) lib.a
tags: TAGS
ID: $(HEADERS) $(SOURCES) $(LISP)
here=`pwd` && cd $(srcdir) \
&& mkid -f$$here/ID $(SOURCES) $(HEADERS) $(LISP)
TAGS: $(HEADERS) $(SOURCES) $(TAGS_DEPENDENCIES) $(LISP)
tags=; \
here=`pwd`; \
list='$(SOURCES) $(HEADERS)'; \
unique=`for i in $$list; do echo $$i; done | \
awk ' { files[$$0] = 1; } \
END { for (i in files) print i; }'`; \
test -z "$(ETAGS_ARGS)$$unique$(LISP)$$tags" \
|| (cd $(srcdir) && etags $(ETAGS_ARGS) $$tags $$unique $(LISP) -o $$here/TAGS)
mostlyclean-tags:
clean-tags:
distclean-tags:
-rm -f TAGS ID
maintainer-clean-tags:
distdir = $(PACKAGE)-$(VERSION)
top_distdir = $(distdir)
# This target untars the dist file and tries a VPATH configuration. Then
# it guarantees that the distribution is self-contained by making another
# tarfile.
distcheck: dist
-rm -rf $(distdir)
GZIP=$(GZIP) $(TAR) zxf $(distdir).tar.gz
mkdir $(distdir)/=build
mkdir $(distdir)/=inst
dc_install_base=`cd $(distdir)/=inst && pwd`; \
cd $(distdir)/=build \
&& ../configure --srcdir=.. --prefix=$$dc_install_base \
&& $(MAKE) $(AM_MAKEFLAGS) \
&& $(MAKE) $(AM_MAKEFLAGS) dvi \
&& $(MAKE) $(AM_MAKEFLAGS) check \
&& $(MAKE) $(AM_MAKEFLAGS) install \
&& $(MAKE) $(AM_MAKEFLAGS) installcheck \
&& $(MAKE) $(AM_MAKEFLAGS) dist
-rm -rf $(distdir)
@echo "========================"; \
echo "$(distdir).tar.gz is ready for distribution"; \
echo "========================"
dist: distdir
-chmod -R a+r $(distdir)
GZIP=$(GZIP) $(TAR) chozf $(distdir).tar.gz $(distdir)
-rm -rf $(distdir)
dist-all: distdir
-chmod -R a+r $(distdir)
GZIP=$(GZIP) $(TAR) chozf $(distdir).tar.gz $(distdir)
-rm -rf $(distdir)
distdir: $(DISTFILES)
-rm -rf $(distdir)
mkdir $(distdir)
-chmod 777 $(distdir)
@for file in $(DISTFILES); do \
if test -f $$file; then d=.; else d=$(srcdir); fi; \
test -f $(distdir)/$$file \
|| ln $$d/$$file $(distdir)/$$file 2> /dev/null \
|| cp -p $$d/$$file $(distdir)/$$file; \
done
info:
dvi:
check:
$(MAKE) $(AM_MAKEFLAGS)
installcheck:
install-info:
install-exec:
@$(NORMAL_INSTALL)
install-data:
@$(NORMAL_INSTALL)
install: install-exec install-data all
@:
uninstall:
install-strip:
$(MAKE) $(AM_MAKEFLAGS) INSTALL_PROGRAM='$(INSTALL_PROGRAM) -s' INSTALL_SCRIPT='$(INSTALL_PROGRAM)' install
installdirs:
mostlyclean-generic:
-test -z "$(MOSTLYCLEANFILES)" || rm -f $(MOSTLYCLEANFILES)
clean-generic:
-test -z "$(CLEANFILES)" || rm -f $(CLEANFILES)
distclean-generic:
-rm -f Makefile $(DISTCLEANFILES)
-rm -f config.cache config.log stamp-h stamp-h[0-9]*
-test -z "$(CONFIG_CLEAN_FILES)" || rm -f $(CONFIG_CLEAN_FILES)
maintainer-clean-generic:
-test -z "$(MAINTAINERCLEANFILES)" || rm -f $(MAINTAINERCLEANFILES)
-test -z "$(BUILT_SOURCES)" || rm -f $(BUILT_SOURCES)
mostlyclean: mostlyclean-noinstLIBRARIES mostlyclean-compile \
mostlyclean-tags mostlyclean-generic
clean: clean-noinstLIBRARIES clean-compile clean-tags clean-generic \
mostlyclean
distclean: distclean-noinstLIBRARIES distclean-compile distclean-tags \
distclean-generic clean
-rm -f config.status
maintainer-clean: maintainer-clean-noinstLIBRARIES \
maintainer-clean-compile maintainer-clean-tags \
maintainer-clean-generic distclean
@echo "This command is intended for maintainers to use;"
@echo "it deletes files that may require special tools to rebuild."
-rm -f config.status
.PHONY: mostlyclean-noinstLIBRARIES distclean-noinstLIBRARIES \
clean-noinstLIBRARIES maintainer-clean-noinstLIBRARIES \
mostlyclean-compile distclean-compile clean-compile \
maintainer-clean-compile tags mostlyclean-tags distclean-tags \
clean-tags maintainer-clean-tags distdir info dvi installcheck \
install-info install-exec install-data install uninstall all \
installdirs mostlyclean-generic distclean-generic clean-generic \
maintainer-clean-generic clean mostlyclean distclean maintainer-clean
all: crt0.o
# Tell versions [3.59,3.63) of GNU make to not export all variables.
# Otherwise a system limit (for SysV at least) may be exceeded.
.NOEXPORT:

282
newlib/libc/sys/w65/aclocal.m4 vendored Normal file
View File

@ -0,0 +1,282 @@
dnl aclocal.m4 generated automatically by aclocal 1.4
dnl Copyright (C) 1994, 1995-8, 1999 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
dnl with or without modifications, as long as this notice is preserved.
dnl This program is distributed in the hope that it will be useful,
dnl but WITHOUT ANY WARRANTY, to the extent permitted by law; without
dnl even the implied warranty of MERCHANTABILITY or FITNESS FOR A
dnl PARTICULAR PURPOSE.
dnl This provides configure definitions used by all the newlib
dnl configure.in files.
dnl Basic newlib configury. This calls basic introductory stuff,
dnl including AM_INIT_AUTOMAKE and AC_CANONICAL_HOST. It also runs
dnl configure.host. The only argument is the relative path to the top
dnl newlib directory.
AC_DEFUN(NEWLIB_CONFIGURE,
[
dnl Default to --enable-multilib
AC_ARG_ENABLE(multilib,
[ --enable-multilib build many library versions (default)],
[case "${enableval}" in
yes) multilib=yes ;;
no) multilib=no ;;
*) AC_MSG_ERROR(bad value ${enableval} for multilib option) ;;
esac], [multilib=yes])dnl
dnl Support --enable-target-optspace
AC_ARG_ENABLE(target-optspace,
[ --enable-target-optspace optimize for space],
[case "${enableval}" in
yes) target_optspace=yes ;;
no) target_optspace=no ;;
*) AC_MSG_ERROR(bad value ${enableval} for target-optspace option) ;;
esac], [target_optspace=])dnl
dnl Support --enable-newlib-mb
AC_ARG_ENABLE(newlib-mb,
[ --enable-newlib-mb enable multibyte support],
[case "${enableval}" in
yes) newlib_mb=yes ;;
no) newlib_mb=no ;;
*) AC_MSG_ERROR(bad value ${enableval} for newlib-mb option) ;;
esac], [newlib_mb=no])dnl
dnl We may get other options which we don't document:
dnl --with-target-subdir, --with-multisrctop, --with-multisubdir
test -z "[$]{with_target_subdir}" && with_target_subdir=.
if test "[$]{srcdir}" = "."; then
if test "[$]{with_target_subdir}" != "."; then
newlib_basedir="[$]{srcdir}/[$]{with_multisrctop}../$1"
else
newlib_basedir="[$]{srcdir}/[$]{with_multisrctop}$1"
fi
else
newlib_basedir="[$]{srcdir}/$1"
fi
AC_SUBST(newlib_basedir)
AC_CANONICAL_HOST
AM_INIT_AUTOMAKE(newlib, 1.8.1)
# 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 probably using a cross compiler, which will not be able to fully
# link an executable. This should really be fixed in autoconf
# itself.
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
# AC_CHECK_TOOL does AC_REQUIRE (AC_CANONICAL_BUILD). If we don't
# run it explicitly here, it will be run implicitly before
# NEWLIB_CONFIGURE, which doesn't work because that means that it will
# be run before AC_CANONICAL_HOST.
AC_CANONICAL_BUILD
AC_CHECK_TOOL(AS, as)
AC_CHECK_TOOL(AR, ar)
AC_CHECK_TOOL(RANLIB, ranlib, :)
AC_PROG_INSTALL
AM_MAINTAINER_MODE
# We need AC_EXEEXT to keep automake happy in cygnus mode. However,
# at least currently, we never actually build a program, so we never
# need to use $(EXEEXT). Moreover, the test for EXEEXT normally
# fails, because we are probably configuring with a cross compiler
# which can't create executables. So we include AC_EXEEXT to keep
# automake happy, but we don't execute it, since we don't care about
# the result.
if false; then
AC_EXEEXT
fi
. [$]{newlib_basedir}/configure.host
case [$]{newlib_basedir} in
/* | [A-Za-z]:[/\\]*) newlib_flagbasedir=[$]{newlib_basedir} ;;
*) newlib_flagbasedir='[$](top_builddir)/'[$]{newlib_basedir} ;;
esac
newlib_cflags="[$]{newlib_cflags} -I"'[$](top_builddir)'"/$1/targ-include -I[$]{newlib_flagbasedir}/libc/include"
case "${host}" in
*-*-cygwin*)
newlib_cflags="[$]{newlib_cflags} -I[$]{newlib_flagbasedir}/../winsup/cygwin/include -I[$]{newlib_flagbasedir}/../winsup/w32api/include"
;;
esac
newlib_cflags="[$]{newlib_cflags} -fno-builtin"
NEWLIB_CFLAGS=${newlib_cflags}
AC_SUBST(NEWLIB_CFLAGS)
AC_SUBST(machine_dir)
AC_SUBST(sys_dir)
])
# Do all the work for Automake. This macro actually does too much --
# some checks are only needed if your package does certain things.
# But this isn't really a big deal.
# serial 1
dnl Usage:
dnl AM_INIT_AUTOMAKE(package,version, [no-define])
AC_DEFUN(AM_INIT_AUTOMAKE,
[AC_REQUIRE([AC_PROG_INSTALL])
PACKAGE=[$1]
AC_SUBST(PACKAGE)
VERSION=[$2]
AC_SUBST(VERSION)
dnl test to see if srcdir already configured
if test "`cd $srcdir && pwd`" != "`pwd`" && test -f $srcdir/config.status; then
AC_MSG_ERROR([source directory already configured; run "make distclean" there first])
fi
ifelse([$3],,
AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE", [Name of package])
AC_DEFINE_UNQUOTED(VERSION, "$VERSION", [Version number of package]))
AC_REQUIRE([AM_SANITY_CHECK])
AC_REQUIRE([AC_ARG_PROGRAM])
dnl FIXME This is truly gross.
missing_dir=`cd $ac_aux_dir && pwd`
AM_MISSING_PROG(ACLOCAL, aclocal, $missing_dir)
AM_MISSING_PROG(AUTOCONF, autoconf, $missing_dir)
AM_MISSING_PROG(AUTOMAKE, automake, $missing_dir)
AM_MISSING_PROG(AUTOHEADER, autoheader, $missing_dir)
AM_MISSING_PROG(MAKEINFO, makeinfo, $missing_dir)
AC_REQUIRE([AC_PROG_MAKE_SET])])
#
# Check to make sure that the build environment is sane.
#
AC_DEFUN(AM_SANITY_CHECK,
[AC_MSG_CHECKING([whether build environment is sane])
# Just in case
sleep 1
echo timestamp > conftestfile
# Do `set' in a subshell so we don't clobber the current shell's
# arguments. Must try -L first in case configure is actually a
# symlink; some systems play weird games with the mod time of symlinks
# (eg FreeBSD returns the mod time of the symlink's containing
# directory).
if (
set X `ls -Lt $srcdir/configure conftestfile 2> /dev/null`
if test "[$]*" = "X"; then
# -L didn't work.
set X `ls -t $srcdir/configure conftestfile`
fi
if test "[$]*" != "X $srcdir/configure conftestfile" \
&& test "[$]*" != "X conftestfile $srcdir/configure"; then
# If neither matched, then we have a broken ls. This can happen
# if, for instance, CONFIG_SHELL is bash and it inherits a
# broken ls alias from the environment. This has actually
# happened. Such a system could not be considered "sane".
AC_MSG_ERROR([ls -t appears to fail. Make sure there is not a broken
alias in your environment])
fi
test "[$]2" = conftestfile
)
then
# Ok.
:
else
AC_MSG_ERROR([newly created file is older than distributed files!
Check your system clock])
fi
rm -f conftest*
AC_MSG_RESULT(yes)])
dnl AM_MISSING_PROG(NAME, PROGRAM, DIRECTORY)
dnl The program must properly implement --version.
AC_DEFUN(AM_MISSING_PROG,
[AC_MSG_CHECKING(for working $2)
# Run test in a subshell; some versions of sh will print an error if
# an executable is not found, even if stderr is redirected.
# Redirect stdin to placate older versions of autoconf. Sigh.
if ($2 --version) < /dev/null > /dev/null 2>&1; then
$1=$2
AC_MSG_RESULT(found)
else
$1="$3/missing $2"
AC_MSG_RESULT(missing)
fi
AC_SUBST($1)])
# Add --enable-maintainer-mode option to configure.
# From Jim Meyering
# serial 1
AC_DEFUN(AM_MAINTAINER_MODE,
[AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
dnl maintainer-mode is disabled by default
AC_ARG_ENABLE(maintainer-mode,
[ --enable-maintainer-mode enable make rules and dependencies not useful
(and sometimes confusing) to the casual installer],
USE_MAINTAINER_MODE=$enableval,
USE_MAINTAINER_MODE=no)
AC_MSG_RESULT($USE_MAINTAINER_MODE)
AM_CONDITIONAL(MAINTAINER_MODE, test $USE_MAINTAINER_MODE = yes)
MAINT=$MAINTAINER_MODE_TRUE
AC_SUBST(MAINT)dnl
]
)
# Define a conditional.
AC_DEFUN(AM_CONDITIONAL,
[AC_SUBST($1_TRUE)
AC_SUBST($1_FALSE)
if $2; then
$1_TRUE=
$1_FALSE='#'
else
$1_TRUE='#'
$1_FALSE=
fi])

1687
newlib/libc/sys/w65/configure vendored Executable file

File diff suppressed because it is too large Load Diff

View File

@ -0,0 +1,12 @@
dnl This is the newlib/libc/sys/w65 configure.in file.
dnl Process this file with autoconf to produce a configure script.
AC_PREREQ(2.5)
AC_INIT(trap.c)
dnl Can't be done in NEWLIB_CONFIGURE because that confuses automake.
AC_CONFIG_AUX_DIR(../../../..)
NEWLIB_CONFIGURE(../../..)
AC_OUTPUT(Makefile)

View File

@ -0,0 +1,16 @@
int p;
extern int edata;
extern int end;
start()
{
int *s;
asm ("lda #stack");
asm ("tcs");
for (s = &edata; s != &end; s++)
*s = 0;
main();
exit(0);
}

View File

@ -0,0 +1,31 @@
#define SYS_exit 1
#define SYS_fork 2
#define SYS_read 3
#define SYS_write 4
#define SYS_open 5
#define SYS_close 6
#define SYS_wait4 7
#define SYS_creat 8
#define SYS_link 9
#define SYS_unlink 10
#define SYS_execv 11
#define SYS_chdir 12
#define SYS_mknod 14
#define SYS_chmod 15
#define SYS_chown 16
#define SYS_lseek 19
#define SYS_getpid 20
#define SYS_isatty 21
#define SYS_fstat 22
#define SYS_time 23
#define SYS_ARG 24
#define SYS_stat 38
#define SYS_pipe 42
#define SYS_execve 59
#define SYS_utime 201 /* not really a system call */
#define SYS_wait 202 /* nor is this */

View File

@ -0,0 +1,191 @@
#include <_ansi.h>
#include <sys/types.h>
#include <sys/stat.h>
#include "sys/syscall.h"
int errno;
int
_read (int file,
char *ptr,
int len)
{
return __trap3 (SYS_read, file, ptr, len);
}
int
_lseek (int file,
int ptr,
int dir)
{
return __trap3 (SYS_lseek, file, ptr, dir);
}
static
writechar (char c)
{
asm ("lda %0" : : "r" (c));
asm ("wdm");
}
int
_write (
int file,
char *ptr,
int len)
{
return __trap3 (SYS_write, file, ptr, len);
}
int
_close (int file)
{
return __trap3 (SYS_close, file, 0, 0);
}
caddr_t
_sbrk (int incr)
{
extern char end; /* Defined by the linker */
static char *heap_end;
char *prev_heap_end;
if (heap_end == 0)
{
heap_end = &end;
}
prev_heap_end = heap_end;
if (heap_end + incr > stack_ptr)
{
_write (1, "Heap and stack collision\n", 25);
abort ();
}
heap_end += incr;
return (caddr_t) prev_heap_end;
}
int
_fstat (int file,
struct stat *st)
{
st->st_mode = S_IFCHR;
return 0;
}
int
_open (
char *path,
int flags)
{
return __trap3 (SYS_open, path, flags, 0);
}
int
_unlink ()
{
return -1;
}
isatty (fd)
int fd;
{
return 1;
}
_exit (n)
{
return __trap3 (SYS_exit, n, 0, 0);
}
_kill (n, m)
{
return __trap3 (SYS_exit, 0xdead, 0, 0);
}
_getpid (n)
{
return 1;
}
_raise ()
{
}
int
_stat (const char *path, struct stat *st)
{
return _trap3 (SYS_stat, path, st, 0);
}
int
_chmod (const char *path, short mode)
{
return _trap3 (SYS_chmod, path, mode);
}
int
_chown (const char *path, short owner, short group)
{
return _trap3 (SYS_chown, path, owner, group);
}
int
_utime (path, times)
const char *path;
char *times;
{
return _trap3 (SYS_utime, path, times);
}
int
_fork ()
{
return _trap3 (SYS_fork);
}
int
_wait (statusp)
int *statusp;
{
return _trap3 (SYS_wait);
}
int
_execve (const char *path, char *const argv[], char *const envp[])
{
return _trap3 (SYS_execve, path, argv, envp);
}
int
_execv (const char *path, char *const argv[])
{
return _trap3 (SYS_execv, path, argv);
}
int
_pipe (int *fd)
{
return _trap3 (SYS_pipe, fd);
}

View File

@ -0,0 +1,15 @@
_trap3()
{
}
__trap3(a1,a2,a3,a4,a5,a6)
{
asm ("ldx #r0");
asm ("wdm");
}