diff options
Diffstat (limited to 'newlib/libc/sys/linux')
40 files changed, 3460 insertions, 0 deletions
diff --git a/newlib/libc/sys/linux/Makefile.am b/newlib/libc/sys/linux/Makefile.am new file mode 100644 index 000000000..79327ebae --- /dev/null +++ b/newlib/libc/sys/linux/Makefile.am @@ -0,0 +1,26 @@ +## 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 = \ + brk.c getoptlong.c ids.c inode.c io.c linux.c process.c realpath.c \ + select.c signal.c systat.c termios.c time.c wait.c + +all: crt0.o + +signal.o: siglist.inc + +siglist.inc: + awk '/#define.SIG.*[1-9][0-9]*/ { n[$$3] = $$2 } \ + /#define.NSIG.*[1-9][0-9]*/ { max = $$3 } \ + /#define.SIGUNUSED/ \ + { for (i = 0; i <= max; i++) print "\"" n[i] "\"," }' \ + </usr/src/linux/include/asm/signal.h >siglist.inc || \ + { rm -f siglist.inc; exit 1; } + +ACLOCAL_AMFLAGS = -I ../../.. +CONFIG_STATUS_DEPENDENCIES = $(newlib_basedir)/configure.host diff --git a/newlib/libc/sys/linux/Makefile.in b/newlib/libc/sys/linux/Makefile.in new file mode 100644 index 000000000..4752c69c0 --- /dev/null +++ b/newlib/libc/sys/linux/Makefile.in @@ -0,0 +1,334 @@ +# Makefile.in generated automatically by automake 1.4 from Makefile.am + +# Copyright (C) 1994, 1995-8, 1999 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 + +DESTDIR = + +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@ $(AM_INSTALL_PROGRAM_FLAGS) +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 = \ + brk.c getoptlong.c ids.c inode.c io.c linux.c process.c realpath.c \ + select.c signal.c systat.c termios.c time.c wait.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 = brk.o getoptlong.o ids.o inode.o io.o linux.o process.o \ +realpath.o select.o signal.o systat.o termios.o time.o wait.o +CFLAGS = @CFLAGS@ +COMPILE = $(CC) $(DEFS) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) +CCLD = $(CC) +LINK = $(CCLD) $(AM_CFLAGS) $(CFLAGS) $(LDFLAGS) -o $@ +DIST_COMMON = Makefile.am Makefile.in aclocal.m4 configure configure.in + + +DISTFILES = $(DIST_COMMON) $(SOURCES) $(HEADERS) $(TEXINFOS) $(EXTRA_DIST) + +TAR = gtar +GZIP_ENV = --best +SOURCES = $(lib_a_SOURCES) +OBJECTS = $(lib_a_OBJECTS) + +all: all-redirect +.SUFFIXES: +.SUFFIXES: .S .c .o .s +$(srcdir)/Makefile.in: @MAINTAINER_MODE_TRUE@ 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): @MAINTAINER_MODE_TRUE@ configure.in \ + ../../../acinclude.m4 ../../../aclocal.m4 + cd $(srcdir) && $(ACLOCAL) $(ACLOCAL_AMFLAGS) + +config.status: $(srcdir)/configure $(CONFIG_STATUS_DEPENDENCIES) + $(SHELL) ./config.status --recheck +$(srcdir)/configure: @MAINTAINER_MODE_TRUE@$(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) + list='$(SOURCES) $(HEADERS)'; \ + unique=`for i in $$list; do echo $$i; done | \ + awk ' { files[$$0] = 1; } \ + END { for (i in files) print i; }'`; \ + here=`pwd` && cd $(srcdir) \ + && mkid -f$$here/ID $$unique $(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_ENV) $(TAR) zxf $(distdir).tar.gz + mkdir $(distdir)/=build + mkdir $(distdir)/=inst + dc_install_base=`cd $(distdir)/=inst && pwd`; \ + cd $(distdir)/=build \ + && ../configure --srcdir=.. --prefix=$$dc_install_base \ + && $(MAKE) $(AM_MAKEFLAGS) \ + && $(MAKE) $(AM_MAKEFLAGS) dvi \ + && $(MAKE) $(AM_MAKEFLAGS) check \ + && $(MAKE) $(AM_MAKEFLAGS) install \ + && $(MAKE) $(AM_MAKEFLAGS) installcheck \ + && $(MAKE) $(AM_MAKEFLAGS) dist + -rm -rf $(distdir) + @banner="$(distdir).tar.gz is ready for distribution"; \ + dashes=`echo "$$banner" | sed s/./=/g`; \ + echo "$$dashes"; \ + echo "$$banner"; \ + echo "$$dashes" +dist: distdir + -chmod -R a+r $(distdir) + GZIP=$(GZIP_ENV) $(TAR) chozf $(distdir).tar.gz $(distdir) + -rm -rf $(distdir) +dist-all: distdir + -chmod -R a+r $(distdir) + GZIP=$(GZIP_ENV) $(TAR) chozf $(distdir).tar.gz $(distdir) + -rm -rf $(distdir) +distdir: $(DISTFILES) + -rm -rf $(distdir) + mkdir $(distdir) + -chmod 777 $(distdir) + @for file in $(DISTFILES); do \ + if test -f $$file; then d=.; else d=$(srcdir); fi; \ + if test -d $$d/$$file; then \ + cp -pr $$d/$$file $(distdir)/$$file; \ + else \ + test -f $(distdir)/$$file \ + || ln $$d/$$file $(distdir)/$$file 2> /dev/null \ + || cp -p $$d/$$file $(distdir)/$$file || :; \ + fi; \ + done +info-am: +info: info-am +dvi-am: +dvi: dvi-am +check-am: +check: check-am +installcheck-am: +installcheck: installcheck-am +install-info-am: +install-info: install-info-am +install-exec-am: +install-exec: install-exec-am + +install-data-am: +install-data: install-data-am + +install-am: all-am + @$(MAKE) $(AM_MAKEFLAGS) install-exec-am install-data-am +install: install-am +uninstall-am: +uninstall: uninstall-am +all-am: Makefile $(LIBRARIES) +all-redirect: all-am +install-strip: + $(MAKE) $(AM_MAKEFLAGS) AM_INSTALL_PROGRAM_FLAGS=-s install +installdirs: + + +mostlyclean-generic: + +clean-generic: + +distclean-generic: + -rm -f Makefile $(CONFIG_CLEAN_FILES) + -rm -f config.cache config.log stamp-h stamp-h[0-9]* + +maintainer-clean-generic: +mostlyclean-am: mostlyclean-noinstLIBRARIES mostlyclean-compile \ + mostlyclean-tags mostlyclean-generic + +mostlyclean: mostlyclean-am + +clean-am: clean-noinstLIBRARIES clean-compile clean-tags clean-generic \ + mostlyclean-am + +clean: clean-am + +distclean-am: distclean-noinstLIBRARIES distclean-compile \ + distclean-tags distclean-generic clean-am + +distclean: distclean-am + -rm -f config.status + +maintainer-clean-am: maintainer-clean-noinstLIBRARIES \ + maintainer-clean-compile maintainer-clean-tags \ + maintainer-clean-generic distclean-am + @echo "This command is intended for maintainers to use;" + @echo "it deletes files that may require special tools to rebuild." + +maintainer-clean: maintainer-clean-am + -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-am info dvi-am dvi check \ +check-am installcheck-am installcheck install-info-am install-info \ +install-exec-am install-exec install-data-am install-data install-am \ +install uninstall-am uninstall all-redirect all-am all installdirs \ +mostlyclean-generic distclean-generic clean-generic \ +maintainer-clean-generic clean mostlyclean distclean maintainer-clean + + +all: crt0.o + +signal.o: siglist.inc + +siglist.inc: + awk '/#define.SIG.*[1-9][0-9]*/ { n[$$3] = $$2 } \ + /#define.NSIG.*[1-9][0-9]*/ { max = $$3 } \ + /#define.SIGUNUSED/ \ + { for (i = 0; i <= max; i++) print "\"" n[i] "\"," }' \ + </usr/src/linux/include/asm/signal.h >siglist.inc || \ + { rm -f siglist.inc; exit 1; } + +# 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: diff --git a/newlib/libc/sys/linux/aclocal.m4 b/newlib/libc/sys/linux/aclocal.m4 new file mode 100644 index 000000000..8d72d867f --- /dev/null +++ b/newlib/libc/sys/linux/aclocal.m4 @@ -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, 1.8.2) + +# 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='#' + $1_FALSE= +fi]) + diff --git a/newlib/libc/sys/linux/brk.c b/newlib/libc/sys/linux/brk.c new file mode 100644 index 000000000..f61a0c3c0 --- /dev/null +++ b/newlib/libc/sys/linux/brk.c @@ -0,0 +1,41 @@ +/* libc/sys/linux/brk.c - Change data segment size */ + +/* Written 2000 by Werner Almesberger */ + + +#include <stddef.h> /* for NULL */ +#include <sys/types.h> +#include <sys/unistd.h> +#include <sys/syscall.h> + + +static char *curr_brk = NULL; + + +#define __NR___brk __NR_brk /* Linux brk ain't no brk(2) */ + +static _syscall1(void *,__brk,void *,end_data_segment) + + +int brk(void *end_data_segment) +{ + char *new_brk; + + new_brk = __brk(end_data_segment); + if (new_brk != end_data_segment) return -1; + curr_brk = new_brk; + return 0; +} + + +void *sbrk(size_t increment) /* SHOULD be ptrdiff_t */ +{ + char *old_brk,*new_brk; + + if (!curr_brk) curr_brk = __brk(NULL); + new_brk = __brk(curr_brk+increment); + if (new_brk != curr_brk+increment) return (void *) -1; + old_brk = curr_brk; + curr_brk = new_brk; + return old_brk; +} diff --git a/newlib/libc/sys/linux/configure b/newlib/libc/sys/linux/configure new file mode 100755 index 000000000..ae9fe581d --- /dev/null +++ b/newlib/libc/sys/linux/configure @@ -0,0 +1,1687 @@ +#! /bin/sh + +# Guess values for system-dependent variables and create Makefiles. +# Generated automatically using autoconf version 2.13 +# Copyright (C) 1992, 93, 94, 95, 96 Free Software Foundation, Inc. +# +# This configure script is free software; the Free Software Foundation +# gives unlimited permission to copy, distribute and modify it. + +# Defaults: +ac_help= +ac_default_prefix=/usr/local +# Any additions from configure.in: +ac_help="$ac_help + --enable-multilib build many library versions (default)" +ac_help="$ac_help + --enable-target-optspace optimize for space" +ac_help="$ac_help + --enable-newlib-mb enable multibyte support" +ac_help="$ac_help + --enable-maintainer-mode enable make rules and dependencies not useful + (and sometimes confusing) to the casual installer" + +# Initialize some variables set by options. +# The variables have the same names as the options, with +# dashes changed to underlines. +build=NONE +cache_file=./config.cache +exec_prefix=NONE +host=NONE +no_create= +nonopt=NONE +no_recursion= +prefix=NONE +program_prefix=NONE +program_suffix=NONE +program_transform_name=s,x,x, +silent= +site= +sitefile= +srcdir= +target=NONE +verbose= +x_includes=NONE +x_libraries=NONE +bindir='${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 ;; 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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 \ + | --includ | --inclu | --incl | --inc) + ac_prev=includedir ;; + -includedir=* | --includedir=* | --includedi=* | --included=* | --include=* \ + | --includ=* | --inclu=* | --incl=* | --inc=*) + includedir="$ac_optarg" ;; + + -infodir | --infodir | --infodi | --infod | --info | --inf) + ac_prev=infodir ;; + -infodir=* | --infodir=* | --infodi=* | --infod=* | --info=* | --inf=*) + infodir="$ac_optarg" ;; + + -libdir | --libdir | --libdi | --libd) + ac_prev=libdir ;; + -libdir=* | --libdir=* | --libdi=* | --libd=*) + libdir="$ac_optarg" ;; + + -libexecdir | --libexecdir | --libexecdi | --libexecd | --libexec \ + | --libexe | --libex | --libe) + ac_prev=libexecdir ;; + -libexecdir=* | --libexecdir=* | --libexecdi=* | --libexecd=* | --libexec=* \ + | --libexe=* | --libex=* | --libe=*) + libexecdir="$ac_optarg" ;; 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+ + -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 "${LC_CTYPE+set}" = set; then LC_CTYPE=C; export LC_CTYPE; fi + +# confdefs.h avoids OS command line length limits that DEFS can exceed. +rm -rf conftest* confdefs.h +# AIX cpp loses on an empty file, so make sure it contains at least a newline. +echo > confdefs.h + +# A filename unique to this package, relative to the directory that +# configure is in, which we can look for to find out if srcdir is correct. +ac_unique_file=linux.c + +# Find the source files, if location was not specified. +if test -z "$srcdir"; then + ac_srcdir_defaulted=yes + # Try the directory containing this script, then its parent. + ac_prog=$0 + ac_confdir=`echo $ac_prog|sed 's%/[^/][^/]*$%%'` + test "x$ac_confdir" = "x$ac_prog" && ac_confdir=. + srcdir=$ac_confdir + if test ! -r $srcdir/$ac_unique_file; then + srcdir=.. + fi +else + ac_srcdir_defaulted=no +fi +if test ! -r $srcdir/$ac_unique_file; then + if test "$ac_srcdir_defaulted" = yes; then + { echo "configure: error: can not find sources in $ac_confdir or .." 1>&2; exit 1; } + else + { echo "configure: error: can not find sources in $srcdir" 1>&2; exit 1; } + fi +fi +srcdir=`echo "${srcdir}" | sed 's%\([^/]\)/*$%\1%'` + +# Prefer explicitly selected file to automatically selected ones. +if test -z "$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 + + + +ac_aux_dir= +for ac_dir in ../../../.. $srcdir/../../../..; do + if test -f $ac_dir/install-sh; then + ac_aux_dir=$ac_dir + ac_install_sh="$ac_aux_dir/install-sh -c" + break + elif test -f $ac_dir/install.sh; then + ac_aux_dir=$ac_dir + ac_install_sh="$ac_aux_dir/install.sh -c" + break + fi +done +if test -z "$ac_aux_dir"; then + { echo "configure: error: can not find install-sh or install.sh in ../../../.. $srcdir/../../../.." 1>&2; exit 1; } +fi +ac_config_guess=$ac_aux_dir/config.guess +ac_config_sub=$ac_aux_dir/config.sub +ac_configure=$ac_aux_dir/configure # This should be Cygnus configure. + + +# 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""... $ac_c" 1>&6 +echo "configure:578: checking for a BSD compatible install" >&5 +if test -z "$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' + +echo $ac_n "checking whether build environment is sane""... $ac_c" 1>&6 +echo "configure:631: checking whether build environment is sane" >&5 +# 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". + { echo "configure: error: ls -t appears to fail. Make sure there is not a broken +alias in your environment" 1>&2; exit 1; } + fi + + test "$2" = conftestfile + ) +then + # Ok. + : +else + { echo "configure: error: newly created file is older than distributed files! +Check your system clock" 1>&2; exit 1; } +fi +rm -f conftest* +echo "$ac_t""yes" 1>&6 +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," + +echo $ac_n "checking whether ${MAKE-make} sets \${MAKE}""... $ac_c" 1>&6 +echo "configure:688: checking whether ${MAKE-make} sets \${MAKE}" >&5 +set dummy ${MAKE-make}; ac_make=`echo "$2" | sed 'y%./+-%__p_%'` +if eval "test \"`echo '$''{'ac_cv_prog_make_${ac_make}_set'+set}'`\" = set"; then + echo $ac_n "(cached) $ac_c" 1>&6 +else + cat > conftestmake <<\EOF +all: + @echo 'ac_maketemp="${MAKE}"' +EOF +# GNU make sometimes prints "make[1]: Entering...", which would confuse us. +eval `${MAKE-make} -f conftestmake 2>/dev/null | grep temp=` +if test -n "$ac_maketemp"; then + eval ac_cv_prog_make_${ac_make}_set=yes +else + eval ac_cv_prog_make_${ac_make}_set=no +fi +rm -f conftestmake +fi +if eval "test \"`echo '$ac_cv_prog_make_'${ac_make}_set`\" = yes"; then + echo "$ac_t""yes" 1>&6 + SET_MAKE= +else + echo "$ac_t""no" 1>&6 + SET_MAKE="MAKE=${MAKE-make}" +fi + +if test $host != $build; then + ac_tool_prefix=${host_alias}- +else + ac_tool_prefix= +fi + +echo $ac_n "checking for Cygwin environment""... $ac_c" 1>&6 +echo "configure:721: checking for Cygwin environment" >&5 +if eval "test \"`echo '$''{'ac_cv_cygwin'+set}'`\" = set"; then + echo $ac_n "(cached) $ac_c" 1>&6 +else + cat > conftest.$ac_ext <<EOF +#line 726 "configure" +#include "confdefs.h" + +int main() { + +#ifndef __CYGWIN__ +#define __CYGWIN__ __CYGWIN32__ +#endif +return __CYGWIN__; +; return 0; } +EOF +if { (eval echo configure:737: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then + rm -rf conftest* + ac_cv_cygwin=yes +else + echo "configure: failed program was:" >&5 + cat conftest.$ac_ext >&5 + rm -rf conftest* + ac_cv_cygwin=no +fi +rm -f conftest* +rm -f conftest* +fi + +echo "$ac_t""$ac_cv_cygwin" 1>&6 +CYGWIN= +test "$ac_cv_cygwin" = yes && CYGWIN=yes +echo $ac_n "checking for mingw32 environment""... $ac_c" 1>&6 +echo "configure:754: checking for mingw32 environment" >&5 +if eval "test \"`echo '$''{'ac_cv_mingw32'+set}'`\" = set"; then + echo $ac_n "(cached) $ac_c" 1>&6 +else + cat > conftest.$ac_ext <<EOF +#line 759 "configure" +#include "confdefs.h" + +int main() { +return __MINGW32__; +; return 0; } +EOF +if { (eval echo configure:766: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then + rm -rf conftest* + ac_cv_mingw32=yes +else + echo "configure: failed program was:" >&5 + cat conftest.$ac_ext >&5 + rm -rf conftest* + ac_cv_mingw32=no +fi +rm -f conftest* +rm -f conftest* +fi + +echo "$ac_t""$ac_cv_mingw32" 1>&6 +MINGW32= +test "$ac_cv_mingw32" = yes && MINGW32=yes + +# Check whether --enable-multilib or --disable-multilib was given. +if test "${enable_multilib+set}" = set; then + enableval="$enable_multilib" + case "${enableval}" in + yes) multilib=yes ;; + no) multilib=no ;; + *) { echo "configure: error: bad value ${enableval} for multilib option" 1>&2; exit 1; } ;; + esac +else + multilib=yes +fi + +# Check whether --enable-target-optspace or --disable-target-optspace was given. +if test "${enable_target_optspace+set}" = set; then + enableval="$enable_target_optspace" + case "${enableval}" in + yes) target_optspace=yes ;; + no) target_optspace=no ;; + *) { echo "configure: error: bad value ${enableval} for target-optspace option" 1>&2; exit 1; } ;; + esac +else + target_optspace= +fi + +# Check whether --enable-newlib-mb or --disable-newlib-mb was given. +if test "${enable_newlib_mb+set}" = set; then + enableval="$enable_newlib_mb" + case "${enableval}" in + yes) newlib_mb=yes ;; + no) newlib_mb=no ;; + *) { echo "configure: error: bad value ${enableval} for newlib-mb option" 1>&2; exit 1; } ;; + esac +else + newlib_mb=no +fi + + +test -z "${with_target_subdir}" && with_target_subdir=. + +if test "${srcdir}" = "."; then + if test "${with_target_subdir}" != "."; then + newlib_basedir="${srcdir}/${with_multisrctop}../../../.." + else + newlib_basedir="${srcdir}/${with_multisrctop}../../.." + fi +else + newlib_basedir="${srcdir}/../../.." +fi + + + +# 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""... $ac_c" 1>&6 +echo "configure:840: checking host system type" >&5 + +host_alias=$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 + + + +PACKAGE=newlib + +VERSION=1.8.2 + +if test "`cd $srcdir && pwd`" != "`pwd`" && test -f $srcdir/config.status; then + { echo "configure: error: source directory already configured; run "make distclean" there first" 1>&2; exit 1; } +fi +cat >> confdefs.h <<EOF +#define PACKAGE "$PACKAGE" +EOF + +cat >> confdefs.h <<EOF +#define VERSION "$VERSION" +EOF + + + +missing_dir=`cd $ac_aux_dir && pwd` +echo $ac_n "checking for working aclocal""... $ac_c" 1>&6 +echo "configure:881: checking for working aclocal" >&5 +# Run test in a subshell; some versions of sh will print an error if +# an executable is not found, even if stderr is redirected. +# Redirect stdin to placate older versions of autoconf. Sigh. +if (aclocal --version) < /dev/null > /dev/null 2>&1; then + ACLOCAL=aclocal + echo "$ac_t""found" 1>&6 +else + ACLOCAL="$missing_dir/missing aclocal" + echo "$ac_t""missing" 1>&6 +fi + +echo $ac_n "checking for working autoconf""... $ac_c" 1>&6 +echo "configure:894: checking for working autoconf" >&5 +# Run test in a subshell; some versions of sh will print an error if +# an executable is not found, even if stderr is redirected. +# Redirect stdin to placate older versions of autoconf. Sigh. +if (autoconf --version) < /dev/null > /dev/null 2>&1; then + AUTOCONF=autoconf + echo "$ac_t""found" 1>&6 +else + AUTOCONF="$missing_dir/missing autoconf" + echo "$ac_t""missing" 1>&6 +fi + +echo $ac_n "checking for working automake""... $ac_c" 1>&6 +echo "configure:907: checking for working automake" >&5 +# Run test in a subshell; some versions of sh will print an error if +# an executable is not found, even if stderr is redirected. +# Redirect stdin to placate older versions of autoconf. Sigh. +if (automake --version) < /dev/null > /dev/null 2>&1; then + AUTOMAKE=automake + echo "$ac_t""found" 1>&6 +else + AUTOMAKE="$missing_dir/missing automake" + echo "$ac_t""missing" 1>&6 +fi + +echo $ac_n "checking for working autoheader""... $ac_c" 1>&6 +echo "configure:920: checking for working autoheader" >&5 +# Run test in a subshell; some versions of sh will print an error if +# an executable is not found, even if stderr is redirected. +# Redirect stdin to placate older versions of autoconf. Sigh. +if (autoheader --version) < /dev/null > /dev/null 2>&1; then + AUTOHEADER=autoheader + echo "$ac_t""found" 1>&6 +else + AUTOHEADER="$missing_dir/missing autoheader" + echo "$ac_t""missing" 1>&6 +fi + +echo $ac_n "checking for working makeinfo""... $ac_c" 1>&6 +echo "configure:933: checking for working makeinfo" >&5 +# Run test in a subshell; some versions of sh will print an error if +# an executable is not found, even if stderr is redirected. +# Redirect stdin to placate older versions of autoconf. Sigh. +if (makeinfo --version) < /dev/null > /dev/null 2>&1; then + MAKEINFO=makeinfo + echo "$ac_t""found" 1>&6 +else + MAKEINFO="$missing_dir/missing makeinfo" + echo "$ac_t""missing" 1>&6 +fi + + + +# 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. + + + +# 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:958: 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:988: 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""... $ac_c" 1>&6 +echo "configure:1037: checking whether we are using GNU C" >&5 +if eval "test \"`echo '$''{'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:1046: \"$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:1061: 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 + + +# 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. +echo $ac_n "checking build system type""... $ac_c" 1>&6 +echo "configure:1094: checking build system type" >&5 + +build_alias=$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""$build" 1>&6 + + +# Extract the first word of "${ac_tool_prefix}as", so it can be a program name with args. +set dummy ${ac_tool_prefix}as; ac_word=$2 +echo $ac_n "checking for $ac_word""... $ac_c" 1>&6 +echo "configure:1115: checking for $ac_word" >&5 +if eval "test \"`echo '$''{'ac_cv_prog_AS'+set}'`\" = set"; then + echo $ac_n "(cached) $ac_c" 1>&6 +else + if test -n "$AS"; then + ac_cv_prog_AS="$AS" # Let the user override the test. +else + IFS="${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_AS="${ac_tool_prefix}as" + break + fi + done + IFS="$ac_save_ifs" + test -z "$ac_cv_prog_AS" && ac_cv_prog_AS="as" +fi +fi +AS="$ac_cv_prog_AS" +if test -n "$AS"; then + echo "$ac_t""$AS" 1>&6 +else + echo "$ac_t""no" 1>&6 +fi + + + +# Extract the first word of "${ac_tool_prefix}ar", so it can be a program name with args. +set dummy ${ac_tool_prefix}ar; ac_word=$2 +echo $ac_n "checking for $ac_word""... $ac_c" 1>&6 +echo "configure:1147: checking for $ac_word" >&5 +if eval "test \"`echo '$''{'ac_cv_prog_AR'+set}'`\" = set"; then + echo $ac_n "(cached) $ac_c" 1>&6 +else + if test -n "$AR"; then + ac_cv_prog_AR="$AR" # Let the user override the test. +else + IFS="${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_AR="${ac_tool_prefix}ar" + break + fi + done + IFS="$ac_save_ifs" + test -z "$ac_cv_prog_AR" && ac_cv_prog_AR="ar" +fi +fi +AR="$ac_cv_prog_AR" +if test -n "$AR"; then + echo "$ac_t""$AR" 1>&6 +else + echo "$ac_t""no" 1>&6 +fi + + + +# Extract the first word of "${ac_tool_prefix}ranlib", so it can be a program name with args. +set dummy ${ac_tool_prefix}ranlib; ac_word=$2 +echo $ac_n "checking for $ac_word""... $ac_c" 1>&6 +echo "configure:1179: 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="${ac_tool_prefix}ranlib" + break + fi + done + IFS="$ac_save_ifs" +fi +fi +RANLIB="$ac_cv_prog_RANLIB" +if test -n "$RANLIB"; then + echo "$ac_t""$RANLIB" 1>&6 +else + echo "$ac_t""no" 1>&6 +fi + + +if test -z "$ac_cv_prog_RANLIB"; then +if test -n "$ac_tool_prefix"; then + # 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:1211: 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 + +else + RANLIB=":" +fi +fi + + +# 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""... $ac_c" 1>&6 +echo "configure:1256: checking for a BSD compatible install" >&5 +if test -z "$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' + + +echo $ac_n "checking whether to enable maintainer-specific portions of Makefiles""... $ac_c" 1>&6 +echo "configure:1310: checking whether to enable maintainer-specific portions of Makefiles" >&5 + # Check whether --enable-maintainer-mode or --disable-maintainer-mode was given. +if test "${enable_maintainer_mode+set}" = set; then + enableval="$enable_maintainer_mode" + USE_MAINTAINER_MODE=$enableval +else + USE_MAINTAINER_MODE=no +fi + + echo "$ac_t""$USE_MAINTAINER_MODE" 1>&6 + + +if test $USE_MAINTAINER_MODE = yes; then + MAINTAINER_MODE_TRUE= + MAINTAINER_MODE_FALSE='#' +else + MAINTAINER_MODE_TRUE='#' + MAINTAINER_MODE_FALSE= +fi + MAINT=$MAINTAINER_MODE_TRUE + + + +# 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 + + +echo $ac_n "checking for executable suffix""... $ac_c" 1>&6 +echo "configure:1344: checking for executable suffix" >&5 +if eval "test \"`echo '$''{'ac_cv_exeext'+set}'`\" = set"; then + echo $ac_n "(cached) $ac_c" 1>&6 +else + if test "$CYGWIN" = yes || test "$MINGW32" = yes; then + ac_cv_exeext=.exe +else + rm -f conftest* + echo 'int main () { return 0; }' > conftest.$ac_ext + ac_cv_exeext= + if { (eval echo configure:1354: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then + for file in conftest.*; do + case $file in + *.c | *.o | *.obj | *.ilk | *.pdb) ;; + *) ac_cv_exeext=`echo $file | sed -e s/conftest//` ;; + esac + done + else + { echo "configure: error: installation or configuration problem: compiler cannot create executables." 1>&2; exit 1; } + fi + rm -f conftest* + test x"${ac_cv_exeext}" = x && ac_cv_exeext=no +fi +fi + +EXEEXT="" +test x"${ac_cv_exeext}" != xno && EXEEXT=${ac_cv_exeext} +echo "$ac_t""${ac_cv_exeext}" 1>&6 +ac_exeext=$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)'"/../../../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} + + + + + + +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%@newlib_basedir@%$newlib_basedir%g +s%@host@%$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%@INSTALL_PROGRAM@%$INSTALL_PROGRAM%g +s%@INSTALL_SCRIPT@%$INSTALL_SCRIPT%g +s%@INSTALL_DATA@%$INSTALL_DATA%g +s%@PACKAGE@%$PACKAGE%g +s%@VERSION@%$VERSION%g +s%@ACLOCAL@%$ACLOCAL%g +s%@AUTOCONF@%$AUTOCONF%g +s%@AUTOMAKE@%$AUTOMAKE%g +s%@AUTOHEADER@%$AUTOHEADER%g +s%@MAKEINFO@%$MAKEINFO%g +s%@SET_MAKE@%$SET_MAKE%g +s%@CC@%$CC%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@%$build_os%g +s%@AS@%$AS%g +s%@AR@%$AR%g +s%@RANLIB@%$RANLIB%g +s%@MAINTAINER_MODE_TRUE@%$MAINTAINER_MODE_TRUE%g +s%@MAINTAINER_MODE_FALSE@%$MAINTAINER_MODE_FALSE%g +s%@MAINT@%$MAINT%g +s%@EXEEXT@%$EXEEXT%g +s%@NEWLIB_CFLAGS@%$NEWLIB_CFLAGS%g +s%@machine_dir@%$machine_dir%g +s%@sys_dir@%$sys_dir%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 + +EOF +cat >> $CONFIG_STATUS <<\EOF + +exit 0 +EOF +chmod +x $CONFIG_STATUS +rm -fr confdefs* $ac_clean_files +test "$no_create" = yes || ${CONFIG_SHELL-/bin/sh} $CONFIG_STATUS || exit 1 + diff --git a/newlib/libc/sys/linux/configure.in b/newlib/libc/sys/linux/configure.in new file mode 100644 index 000000000..d9ec706b2 --- /dev/null +++ b/newlib/libc/sys/linux/configure.in @@ -0,0 +1,12 @@ +dnl This is the newlib/libc/sys/linux configure.in file. +dnl Process this file with autoconf to produce a configure script. + +AC_PREREQ(2.5) +AC_INIT(linux.c) + +dnl Can't be done in NEWLIB_CONFIGURE because that confuses automake. +AC_CONFIG_AUX_DIR(../../../..) + +NEWLIB_CONFIGURE(../../..) + +AC_OUTPUT(Makefile) diff --git a/newlib/libc/sys/linux/crt0.c b/newlib/libc/sys/linux/crt0.c new file mode 100644 index 000000000..420a2b92c --- /dev/null +++ b/newlib/libc/sys/linux/crt0.c @@ -0,0 +1,32 @@ +/* libc/sys/linux/crt0.c - Run-time initialization */ + +/* FIXME: This should be rewritten in assembler and + placed in a subdirectory specific to a platform. + There should also be calls to run constructors. */ + +/* Written 2000 by Werner Almesberger */ + + +#include <stdlib.h> + + +extern char **environ; + +extern int main(int argc,char **argv,char **envp); + + +void _start(int args) +{ + /* + * The argument block begins above the current stack frame, because we + * have no return address. The calculation assumes that sizeof(int) == + * sizeof(void *). This is okay for i386 user space, but may be invalid in + * other cases. + */ + int *params = &args-1; + int argc = *params; + char **argv = (char **) (params+1); + + environ = argv+argc+1; + exit(main(argc,argv,environ)); +} diff --git a/newlib/libc/sys/linux/getoptlong.c b/newlib/libc/sys/linux/getoptlong.c new file mode 100644 index 000000000..089f4cdee --- /dev/null +++ b/newlib/libc/sys/linux/getoptlong.c @@ -0,0 +1,64 @@ +#include <unistd.h> +#include <string.h> +#include <getopt.h> + +/* Written 2000 by Werner Almesberger */ + +static const char *__resume; + + +int getopt_long(int argc,char *const argv[],const char *optstring, + const struct option *longopts,int *longindex) +{ + char *here; + + optarg = NULL; + if (!__resume) { + if (argc == optind || *argv[optind] != '-') return -1; + if (argv[optind][1] == '-') { + const struct option *opt; + + optarg = strchr(argv[optind],'='); + if (optarg) optarg++; + for (opt = longopts; opt->name && + (optarg || strcmp(opt->name,argv[optind]+2)) && + (!optarg || strlen(opt->name) != optarg-argv[optind]-3 || + strncmp(opt->name,argv[optind]+2,optarg-argv[optind]-3)); + opt++); + optind++; + if (!opt->name) return '?'; + if ((opt->has_arg == no_argument && optarg) || + (opt->has_arg == required_argument && !optarg)) return ':'; + if (longindex) *longindex = opt-longopts; + if (!opt->flag) return opt->val; + *opt->flag = opt->val; + return 0; + } + else { + __resume = argv[optind]+1; + } + } + here = strchr(optstring,*__resume); + if (!here) { + optind++; + __resume = NULL; + return '?'; + } + if (here[1] != ':') { + if (!*++__resume) __resume = NULL; + } + else { + if (__resume[1]) optarg = (char *) __resume+1; + else { + optarg = (char *) argv[++optind]; + if (optind == argc || *argv[optind] == '-') { + optind++; + __resume = NULL; + return ':'; + } + } + __resume = NULL; + } + if (!__resume) optind++; + return *here; +} diff --git a/newlib/libc/sys/linux/ids.c b/newlib/libc/sys/linux/ids.c new file mode 100644 index 000000000..8a120291c --- /dev/null +++ b/newlib/libc/sys/linux/ids.c @@ -0,0 +1,17 @@ +/* libc/sys/linux/ids.c - System calls related to user and group ids */ + +/* Written 2000 by Werner Almesberger */ + + +#include <sys/types.h> +#include <sys/unistd.h> +#include <sys/syscall.h> + + +_syscall1(int,setuid,uid_t,uid) +_syscall0(uid_t,getuid) +_syscall1(int,setgid,gid_t,gid) +_syscall0(gid_t,getgid) +_syscall0(uid_t,geteuid) +_syscall0(gid_t,getegid) +_syscall2(int,getgroups,int,size,gid_t *,list) diff --git a/newlib/libc/sys/linux/include/alloca.h b/newlib/libc/sys/linux/include/alloca.h new file mode 100644 index 000000000..ba542627d --- /dev/null +++ b/newlib/libc/sys/linux/include/alloca.h @@ -0,0 +1,13 @@ +/* libc/sys/linux/include/alloca.h - Allocate memory on stack */ + +/* Written 2000 by Werner Almesberger */ + + +#ifndef _NEWLIB_ALLOCA_H +#define _NEWLIB_ALLOCA_H + +/* Simple, since we know that we use gcc */ + +#define alloca(size) __builtin_alloca(size) + +#endif diff --git a/newlib/libc/sys/linux/include/getopt.h b/newlib/libc/sys/linux/include/getopt.h new file mode 100644 index 000000000..994f86001 --- /dev/null +++ b/newlib/libc/sys/linux/include/getopt.h @@ -0,0 +1,27 @@ +/* libc/sys/linux/include/getopt.h - Extended command line parsing */ + +/* Written 2000 by Werner Almesberger */ + + +#ifndef _NEWLIB_GETOPT_H +#define _NEWLIB_GETOPT_H + +#include <unistd.h> + + +enum { no_argument, required_argument, optional_argument }; + +struct option { + const char *name; + int has_arg; + int *flag; + int val; +}; + +int getopt_long(int argc,char *const argv[],const char *optstring, + const struct option *longopts,int *longindex); + +int getopt_long_only(int argc,char *const argv[],const char *optstring, + const struct option *longopts,int *longindex); + +#endif diff --git a/newlib/libc/sys/linux/include/stdint.h b/newlib/libc/sys/linux/include/stdint.h new file mode 100644 index 000000000..5c89acd22 --- /dev/null +++ b/newlib/libc/sys/linux/include/stdint.h @@ -0,0 +1,18 @@ +/* libc/sys/linux/include/stdint.h - Standard integer types */ + +/* Written 2000 by Werner Almesberger */ + + +#ifndef _NEWLIB_STDINT_H +#define _NEWLIB_STDINT_H + +/* + * FIXME: linux/types.h defines various types that rightfully belong into + * stdint.h. So we have no choice but to include linux/types.h directly, even + * if this causes name space pollution. Note: we have to go via sys/types.h + * in order to resolve some other compatibility issues. + */ + +#include <sys/types.h> + +#endif diff --git a/newlib/libc/sys/linux/include/unistd.h b/newlib/libc/sys/linux/include/unistd.h new file mode 100644 index 000000000..e2f562a3a --- /dev/null +++ b/newlib/libc/sys/linux/include/unistd.h @@ -0,0 +1,20 @@ +/* libc/sys/linux/include/unistd.h - Various standard functions */ + +/* Written 2000 by Werner Almesberger */ + + +#ifndef _NEWLIB_UNISTD_H +#define _NEWLIB_UNISTD_H + +#include <sys/types.h> +#include <sys/unistd.h> + +/* Declare some missing goodies */ + +extern char *optarg; +extern int optind, opterr, optopt; + + +int readlink(const char *path, char *buf, size_t bufsiz); + +#endif diff --git a/newlib/libc/sys/linux/inode.c b/newlib/libc/sys/linux/inode.c new file mode 100644 index 000000000..aee2d1b2d --- /dev/null +++ b/newlib/libc/sys/linux/inode.c @@ -0,0 +1,32 @@ +/* libc/sys/linux/inode.c - Inode-related system calls */ + +/* Written 2000 by Werner Almesberger */ + + +#include <unistd.h> +#include <fcntl.h> +#include <sys/types.h> +#include <sys/stat.h> +#include <sys/utime.h> +#include <linux/dirent.h> +#include <sys/syscall.h> + + +_syscall2(int,link,const char *,oldpath,const char *,newpath) +_syscall1(int,unlink,const char *,pathname) +_syscall1(int,chdir,const char *,path) +_syscall3(int,mknod,const char *,pathname,mode_t,mode,dev_t,dev) +_syscall2(int,chmod,const char *,path,mode_t,mode) +_syscall2(int,utime,const char *,filename,struct utimbuf *,buf) +_syscall2(int,access,const char *,filename,int,mode) +_syscall2(int,mkdir,const char *,pathname,mode_t,mode) +_syscall1(int,rmdir,const char *,pathname) +_syscall1(int,pipe,int *,filedes) +_syscall1(mode_t,umask,mode_t,mask) +_syscall1(int,chroot,const char *,path) +_syscall2(int,symlink,const char *,oldpath,const char *,newpath) +_syscall3(int,readlink,const char *,path,char *,buf,size_t,bufsiz) +_syscall2(int,stat,const char *,file_name,struct stat *,buf) +_syscall2(int,lstat,const char *,file_name,struct stat *,buf) +_syscall2(int,fstat,int,filedes,struct stat *,buf) +_syscall3(int,getdents,int,fd,struct dirent *,dirp,unsigned int,count) diff --git a/newlib/libc/sys/linux/io.c b/newlib/libc/sys/linux/io.c new file mode 100644 index 000000000..6187e701b --- /dev/null +++ b/newlib/libc/sys/linux/io.c @@ -0,0 +1,54 @@ +/* libc/sys/linux/io.c - Basic input/output system calls */ + +/* Written 2000 by Werner Almesberger */ + + +#define __KERNEL_PROTOTYPES + +#include <stdarg.h> +#include <unistd.h> +#include <fcntl.h> +#include <sys/types.h> +#include <sys/stat.h> +#include <sys/ioctl.h> +#include <sys/syscall.h> + + +#define __NR___ioctl __NR_ioctl +#define __NR___flock __NR_flock + +_syscall3(int,read,int,fd,void *,buf,size_t,count) +_syscall3(int,write,int,fd,const void *,buf,size_t,count) +_syscall3(int,open,const char *,file,int,flag,mode_t,mode) +_syscall1(int,close,int,fd) +_syscall3(off_t,lseek,int,fd,off_t,offset,int,count) +_syscall0(int,sync) +_syscall1(int,dup,int,fd) +_syscall2(int,dup2,int,oldfd,int,newfd) +_syscall3(int,fcntl,int,fd,int,cmd,long,arg) + + +static _syscall3(int,__ioctl,int,fd,int,request,void *,arg) + + +int ioctl(int fd,int request,...) +{ + va_list ap; + int res; + + va_start(ap,request); + res = __ioctl(fd,request,va_arg(ap,void *)); + va_end(ap); + return res; +} + + +/* Why are all the types gratuituously different ? */ + +static _syscall2(long,__flock,unsigned int,fd,unsigned int,cmd) + + +int flock(int fd,int operation) +{ + return __flock(fd,operation); +} diff --git a/newlib/libc/sys/linux/linux.c b/newlib/libc/sys/linux/linux.c new file mode 100644 index 000000000..eb6e7cfbe --- /dev/null +++ b/newlib/libc/sys/linux/linux.c @@ -0,0 +1,14 @@ +/* libc/sys/linux/linux.c - System-specific system calls */ + +/* Written 2000 by Werner Almesberger */ + + +/* + * Most system call wrappers have moved to utilities; future fate of this file + * is guided by glibc/autoconf compatibility and FFS + */ + +#include <sys/syscall.h> + + +/* _syscall1(int,delete_module,const char *,name) */ diff --git a/newlib/libc/sys/linux/process.c b/newlib/libc/sys/linux/process.c new file mode 100644 index 000000000..58a36176f --- /dev/null +++ b/newlib/libc/sys/linux/process.c @@ -0,0 +1,26 @@ +/* libc/sys/linux/process.c - Process-related system calls */ + +/* Written 2000 by Werner Almesberger */ + + +#include <sys/unistd.h> +#include <sys/syscall.h> + + +#define __NR__exit __NR_exit +#define __NR__execve __NR_execve + +_syscall0(int,fork) +_syscall0(pid_t,vfork) +_syscall3(int,_execve,const char *,file,char * const *,argv,char * const *,envp) +_syscall0(int,getpid) +_syscall2(int,setpgid,pid_t,pid,pid_t,pgid) +_syscall0(pid_t,getppid) +_syscall0(pid_t,getpgrp) +_syscall0(pid_t,setsid) + +/* FIXME: get rid of noreturn warning */ + +#define return for (;;) +_syscall1(void,_exit,int,exitcode) +#undef return diff --git a/newlib/libc/sys/linux/realpath.c b/newlib/libc/sys/linux/realpath.c new file mode 100644 index 000000000..8aa5eb445 --- /dev/null +++ b/newlib/libc/sys/linux/realpath.c @@ -0,0 +1,92 @@ +/* realpath.c - Return the canonicalized absolute pathname */ + +/* Written 2000 by Werner Almesberger */ + + +#include <stdlib.h> +#include <unistd.h> +#include <string.h> +#include <limits.h> +#include <errno.h> +#include <sys/stat.h> + + +/* FIXME: buffer overrun possible, loops forever on cyclic symlinks */ + + +/* + * Canonical name: never ends with a slash + */ + +static int resolve_path(char *path,char *result,char *pos) +{ + if (*path == '/') { + *result = '/'; + pos = result+1; + path++; + } + *pos = 0; + if (!*path) return 0; + while (1) { + char *slash; + struct stat st; + + slash = *path ? strchr(path,'/') : NULL; + if (slash) *slash = 0; + if (!path[0] || (path[0] == '.' && + (!path[1] || (path[1] == '.' && !path[2])))) { + pos--; + if (pos != result && path[0] && path[1]) + while (*--pos != '/'); + } + else { + strcpy(pos,path); + if (lstat(result,&st) < 0) return -1; + if (S_ISLNK(st.st_mode)) { + char buf[PATH_MAX]; + + if (readlink(result,buf,sizeof(buf)) < 0) return -1; + *pos = 0; + if (slash) { + *slash = '/'; + strcat(buf,slash); + } + strcpy(path,buf); + if (*path == '/') result[1] = 0; + pos = strchr(result,0); + continue; + } + pos = strchr(result,0); + } + if (slash) { + *pos++ = '/'; + path = slash+1; + } + *pos = 0; + if (!slash) break; + } + return 0; +} + + +char *realpath(const char *path,char *resolved_path) +{ + char cwd[PATH_MAX]; + char *path_copy; + int res; + + if (!*path) { + errno = ENOENT; /* SUSv2 */ + return NULL; + } + if (!getcwd(cwd,sizeof(cwd))) return NULL; + strcpy(resolved_path,"/"); + if (resolve_path(cwd,resolved_path,resolved_path)) return NULL; + strcat(resolved_path,"/"); + path_copy = strdup(path); + if (!path_copy) return NULL; + res = resolve_path(path_copy,resolved_path,strchr(resolved_path,0)); + free(path_copy); + if (res) return NULL; + return resolved_path; +} diff --git a/newlib/libc/sys/linux/select.c b/newlib/libc/sys/linux/select.c new file mode 100644 index 000000000..838d485a7 --- /dev/null +++ b/newlib/libc/sys/linux/select.c @@ -0,0 +1,12 @@ +/* libc/sys/linux/select.c - The select system calls */ + +/* Written 2000 by Werner Almesberger */ + + +#include <sys/types.h> +#include <sys/time.h> +#include <sys/syscall.h> + + +_syscall5(int,select,int,n,fd_set *,readfds,fd_set *,writefds, + fd_set *,exceptfds,struct timeval *,timeout) diff --git a/newlib/libc/sys/linux/signal.c b/newlib/libc/sys/linux/signal.c new file mode 100644 index 000000000..91e959612 --- /dev/null +++ b/newlib/libc/sys/linux/signal.c @@ -0,0 +1,55 @@ +/* libc/sys/linux/signal.c - Signal handling functions */ + +/* Written 2000 by Werner Almesberger */ + + +#include <signal.h> +#include <unistd.h> +#include <sys/types.h> +#include <sys/syscall.h> + + +#define __NR___sgetmask __NR_sgetmask /* avoid name space pollution */ +#define __NR___ssetmask __NR_ssetmask /* avoid name space pollution */ + +_syscall2(int,kill,pid_t,pid,int,sig) +_syscall2(__sighandler_t,signal,int,signum,__sighandler_t,handler) +_syscall3(int,sigaction,int,signum,const struct sigaction *,act, + struct sigaction *,oldact) +_syscall1(int,sigsuspend,const sigset_t *,mask) +_syscall1(int,sigpending,sigset_t *,set) +_syscall0(int,pause) +_syscall1(unsigned int,alarm,unsigned int,seconds) +_syscall3(int,sigprocmask,int,how,const sigset_t *,set,sigset_t *,oldset) + +static _syscall0(int,__sgetmask) +static _syscall1(int,__ssetmask,int,newmask) + + +int sigsetmask(int newmask) /* BSD */ +{ + return __ssetmask(newmask); +} + + +int sigmask(int signum) /* BSD */ +{ + return 1 << signum; +} + + +int sigblock(int mask) /* BSD */ +{ + return __ssetmask(mask | __sgetmask()); +} + + +int raise(int sig) +{ + return kill(getpid(),sig); +} + + +const char *const sys_siglist[] = { +#include "siglist.inc" +}; diff --git a/newlib/libc/sys/linux/sys/cdefs.h b/newlib/libc/sys/linux/sys/cdefs.h new file mode 100644 index 000000000..90daac7a9 --- /dev/null +++ b/newlib/libc/sys/linux/sys/cdefs.h @@ -0,0 +1,21 @@ +/* libc/sys/linux/sys/cdefs.h - Helper macros for K&R vs. ANSI C compat. */ + +/* Written 2000 by Werner Almesberger */ + + +#ifndef _SYS_CDEFS_H +#define _SYS_CDEFS_H + +/* + * Note: the goal here is not compatibility to K&R C. Since we know that we + * have GCC which understands ANSI C perfectly well, we make use of this. + */ + +#define __P(args) args +#define __PMT(args) args +#define __const const +#define __signed signed +#define __volatile volatile +#define __DOTS , ... + +#endif diff --git a/newlib/libc/sys/linux/sys/dirent.h b/newlib/libc/sys/linux/sys/dirent.h new file mode 100644 index 000000000..ab6b58d26 --- /dev/null +++ b/newlib/libc/sys/linux/sys/dirent.h @@ -0,0 +1,51 @@ +/* libc/sys/linux/sys/dirent.h - Directory entry as returned by readdir */ + +/* Written 2000 by Werner Almesberger */ + + +#ifndef _SYS_DIRENT_H +#define _SYS_DIRENT_H + +#include <sys/types.h> +#include <linux/dirent.h> + +#define HAVE_NO_D_NAMLEN /* no struct dirent->d_namlen */ + +#define MAXNAMLEN 255 /* sizeof(struct dirent.d_name)-1 */ + + +typedef struct { + int dd_fd; /* directory file */ + int dd_loc; /* position in buffer */ + int dd_seek; + char *dd_buf; /* buffer */ + int dd_len; /* buffer length */ + int dd_size; /* amount of data in buffer */ +} DIR; + + +#define __dirfd(dir) (dir)->dd_fd + +/* --- redundant --- */ + +DIR *opendir(const char *); +struct dirent *readdir(DIR *); +void rewinddir(DIR *); +int closedir(DIR *); + +/* internal prototype */ +void _seekdir(DIR *dir,off_t offset); + +#ifndef _POSIX_SOURCE +long telldir (DIR *); +void seekdir (DIR *, off_t loc); + +int scandir (const char *__dir, + struct dirent ***__namelist, + int (*select) (const struct dirent *), + int (*compar) (const struct dirent **, const struct dirent **)); + +int alphasort (const struct dirent **__a, const struct dirent **__b); +#endif /* _POSIX_SOURCE */ + +#endif diff --git a/newlib/libc/sys/linux/sys/errno.h b/newlib/libc/sys/linux/sys/errno.h new file mode 100644 index 000000000..a1452bc9a --- /dev/null +++ b/newlib/libc/sys/linux/sys/errno.h @@ -0,0 +1,28 @@ +/* libc/sys/linux/sys/errno.h - Errno variable and codes */ + +/* Written 2000 by Werner Almesberger */ + + +#ifndef _SYS_ERRNO_H +#define _SYS_ERRNO_H + +/* --- from newlin's sys/errno.h --- */ + +#include <sys/reent.h> + +#ifndef _REENT_ONLY +#define errno (*__errno()) +extern int *__errno _PARAMS ((void)); +#endif + +extern __IMPORT _CONST char * _CONST _sys_errlist[]; +extern __IMPORT int _sys_nerr; + +#define __errno_r(ptr) ((ptr)->_errno) + +/* --- end of slight redundancy (the use of struct _reent->_errno is + hard-coded in perror.c so why pretend anything else could work too ? */ + +#include <asm/errno.h> + +#endif diff --git a/newlib/libc/sys/linux/sys/fcntl.h b/newlib/libc/sys/linux/sys/fcntl.h new file mode 100644 index 000000000..78914fd8f --- /dev/null +++ b/newlib/libc/sys/linux/sys/fcntl.h @@ -0,0 +1,29 @@ +/* libc/sys/linux/sys/fcntl.h - File access */ + +/* Written 2000 by Werner Almesberger */ + + +#ifndef _SYS_FCNTL_H +#define _SYS_FCNTL_H + +#include <sys/types.h> +#include <linux/fcntl.h> + +/* --- redundant stuff below --- */ + +#include <_ansi.h> + +extern int creat _PARAMS ((const char *, mode_t)); +extern int _open _PARAMS ((const char *, int, ...)); + +#ifdef __KERNEL_PROTOTYPES +extern int open(const char *pathname, int flags, mode_t mode); +extern int fcntl(int fd, int cmd, long arg); +#else +extern int open _PARAMS ((const char *, int, ...)); +extern int fcntl _PARAMS ((int, int, ...)); +#endif + +extern int _fcntl _PARAMS ((int, int, ...)); + +#endif diff --git a/newlib/libc/sys/linux/sys/file.h b/newlib/libc/sys/linux/sys/file.h new file mode 100644 index 000000000..875ee18c4 --- /dev/null +++ b/newlib/libc/sys/linux/sys/file.h @@ -0,0 +1,13 @@ +/* libc/sys/linux/sys/file.h - BSD compatibility */ + +/* Written 2000 by Werner Almesberger */ + + +#ifndef _SYS_FILE_H +#define _SYS_FILE_H + +#include <sys/fcntl.h> + +int flock(int fd,int operation); + +#endif diff --git a/newlib/libc/sys/linux/sys/ioctl.h b/newlib/libc/sys/linux/sys/ioctl.h new file mode 100644 index 000000000..12e0cd22d --- /dev/null +++ b/newlib/libc/sys/linux/sys/ioctl.h @@ -0,0 +1,11 @@ +/* libc/sys/linux/sys/ioctl.h - ioctl prototype */ + +/* Written 2000 by Werner Almesberger */ + + +#ifndef _SYS_IOCTL_H +#define _SYS_IOCTL_H + +int ioctl(int fd,int request,...); + +#endif diff --git a/newlib/libc/sys/linux/sys/resource.h b/newlib/libc/sys/linux/sys/resource.h new file mode 100644 index 000000000..660ec799c --- /dev/null +++ b/newlib/libc/sys/linux/sys/resource.h @@ -0,0 +1,12 @@ +/* libc/sys/linux/sys/resource.h - Resource usage */ + +/* Written 2000 by Werner Almesberger */ + + +#ifndef _SYS_RESOURCE_H +#define _SYS_RESOURCE_H + +#include <sys/types.h> +#include <linux/resource.h> + +#endif diff --git a/newlib/libc/sys/linux/sys/signal.h b/newlib/libc/sys/linux/sys/signal.h new file mode 100644 index 000000000..f48956a92 --- /dev/null +++ b/newlib/libc/sys/linux/sys/signal.h @@ -0,0 +1,38 @@ +/* libc/sys/linux/sys/signal.h - Signal handling */ + +/* Written 2000 by Werner Almesberger */ + + +#ifndef _SYS_SIGNAL_H +#define _SYS_SIGNAL_H + +#include <sys/types.h> +#include <linux/signal.h> + +/* --- include/signal.h thinks it knows better :-( --- */ + +#undef SIG_DFL +#undef SIG_IGN +#undef SIG_ERR + +/* --- redundant stuff below --- */ + +#include <_ansi.h> + +int _EXFUN(kill, (int, int)); +int _EXFUN(sigaction, (int, const struct sigaction *, struct sigaction *)); +int _EXFUN(sigaddset, (sigset_t *, const int)); +int _EXFUN(sigdelset, (sigset_t *, const int)); +int _EXFUN(sigismember, (const sigset_t *, int)); +int _EXFUN(sigfillset, (sigset_t *)); +int _EXFUN(sigemptyset, (sigset_t *)); +int _EXFUN(sigpending, (sigset_t *)); +int _EXFUN(sigsuspend, (const sigset_t *)); +int _EXFUN(sigpause, (int)); + +#ifndef _POSIX_SOURCE +extern const char *const sys_siglist[]; +typedef __sighandler_t sig_t; /* BSDism */ +#endif + +#endif diff --git a/newlib/libc/sys/linux/sys/stat.h b/newlib/libc/sys/linux/sys/stat.h new file mode 100644 index 000000000..bac6a1174 --- /dev/null +++ b/newlib/libc/sys/linux/sys/stat.h @@ -0,0 +1,29 @@ +/* libc/sys/linux/sys/stat.h - Stat structure and macros */ + +/* Written 2000 by Werner Almesberger */ + + +#ifndef _SYS_STAT_H +#define _SYS_STAT_H + +#include <asm/stat.h> +#define __KERNEL__ +#include <linux/stat.h> +#undef __KERNEL__ + +/* --- redundant stuff below --- */ + +#include <_ansi.h> +#include <sys/types.h> + +int _EXFUN(fstat,( int __fd, struct stat *__sbuf )); +int _EXFUN(mkdir,( const char *_path, mode_t __mode )); +int _EXFUN(mkfifo,( const char *__path, mode_t __mode )); +int _EXFUN(stat,( const char *__path, struct stat *__sbuf )); +mode_t _EXFUN(umask,( mode_t __mask )); + +#ifndef _POSIX_SOURCE +int _EXFUN(lstat,( const char *file_name, struct stat *buf)); +#endif /* _POSIX_SOURCE */ + +#endif /* _SYS_STAT_H */ diff --git a/newlib/libc/sys/linux/sys/syscall.h b/newlib/libc/sys/linux/sys/syscall.h new file mode 100644 index 000000000..a12308257 --- /dev/null +++ b/newlib/libc/sys/linux/sys/syscall.h @@ -0,0 +1,88 @@ +/* libc/sys/linux/syscall.h - Linux system calls, common definitions */ + +/* Written 2000 by Werner Almesberger */ + + +#ifndef SYSCALL_H + +#include <sys/errno.h> +#include <asm/unistd.h> + + +/* + * Note: several system calls are for SysV or BSD compatibility, or are + * specific Linuxisms. Most of those system calls are not implemented in + * this library. + */ + + +#if defined(__PIC__) && defined(__i386__) + +/* + * PIC uses %ebx, so we need to save it during system calls + */ + +#undef _syscall1 +#define _syscall1(type,name,type1,arg1) \ +type name(type1 arg1) \ +{ \ +long __res; \ +__asm__ volatile ("push %%ebx; movl %2,%%ebx; int $0x80; pop %%ebx" \ + : "=a" (__res) \ + : "0" (__NR_##name),"r" ((long)(arg1))); \ +__syscall_return(type,__res); \ +} + +#undef _syscall2 +#define _syscall2(type,name,type1,arg1,type2,arg2) \ +type name(type1 arg1,type2 arg2) \ +{ \ +long __res; \ +__asm__ volatile ("push %%ebx; movl %2,%%ebx; int $0x80; pop %%ebx" \ + : "=a" (__res) \ + : "0" (__NR_##name),"r" ((long)(arg1)),"c" ((long)(arg2))); \ +__syscall_return(type,__res); \ +} + +#undef _syscall3 +#define _syscall3(type,name,type1,arg1,type2,arg2,type3,arg3) \ +type name(type1 arg1,type2 arg2,type3 arg3) \ +{ \ +long __res; \ +__asm__ volatile ("push %%ebx; movl %2,%%ebx; int $0x80; pop %%ebx" \ + : "=a" (__res) \ + : "0" (__NR_##name),"r" ((long)(arg1)),"c" ((long)(arg2)), \ + "d" ((long)(arg3))); \ +__syscall_return(type,__res); \ +} + +#undef _syscall4 +#define _syscall4(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4) \ +type name (type1 arg1, type2 arg2, type3 arg3, type4 arg4) \ +{ \ +long __res; \ +__asm__ volatile ("push %%ebx; movl %2,%%ebx; int $0x80; pop %%ebx" \ + : "=a" (__res) \ + : "0" (__NR_##name),"r" ((long)(arg1)),"c" ((long)(arg2)), \ + "d" ((long)(arg3)),"S" ((long)(arg4))); \ +__syscall_return(type,__res); \ +} + +#undef _syscall5 +#define _syscall5(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4, \ + type5,arg5) \ +type name (type1 arg1,type2 arg2,type3 arg3,type4 arg4,type5 arg5) \ +{ \ +long __res; \ +__asm__ volatile ("push %%ebx; movl %2,%%ebx; int $0x80; pop %%ebx" \ + : "=a" (__res) \ + : "0" (__NR_##name),"m" ((long)(arg1)),"c" ((long)(arg2)), \ + "d" ((long)(arg3)),"S" ((long)(arg4)),"D" ((long)(arg5))); \ +__syscall_return(type,__res); \ +} + +#undef _syscall6 + +#endif /* __PIC__ && __i386__ */ + +#endif /* SYSCALL_H */ diff --git a/newlib/libc/sys/linux/sys/termios.h b/newlib/libc/sys/linux/sys/termios.h new file mode 100644 index 000000000..bde51ab92 --- /dev/null +++ b/newlib/libc/sys/linux/sys/termios.h @@ -0,0 +1,16 @@ +/* libc/sys/linux/sys/termios.h - Terminal control definitions */ + +/* Written 2000 by Werner Almesberger */ + + +#ifndef _SYS_TERMIOS_H +#define _SYS_TERMIOS_H + +#include <linux/termios.h> + +/* grr, this shouldn't have to be here */ + +int tcgetattr(int fd,struct termios *termios_p); +int tcsetattr(int fd,int optional_actions,const struct termios *termios_p); + +#endif diff --git a/newlib/libc/sys/linux/sys/time.h b/newlib/libc/sys/linux/sys/time.h new file mode 100644 index 000000000..a9618d7cb --- /dev/null +++ b/newlib/libc/sys/linux/sys/time.h @@ -0,0 +1,22 @@ +/* libc/sys/linux/sys/time.h - Time handling */ + +/* Written 2000 by Werner Almesberger */ + + +#ifndef _SYS_TIME_H +#define _SYS_TIME_H + +#include <sys/types.h> +#include <linux/time.h> + +/* --- redundant stuff below --- */ + +#include <_ansi.h> + +int _EXFUN(gettimeofday, (struct timeval *__p, struct timezone *__z)); +int _EXFUN(settimeofday, (const struct timeval *, const struct timezone *)); +int _EXFUN(utimes, (const char *__path, struct timeval *__tvp)); +int _EXFUN(getitimer, (int __which, struct itimerval *__value)); +int _EXFUN(setitimer, (int __which, const struct itimerval *__value, + struct itimerval *__ovalue)); +#endif diff --git a/newlib/libc/sys/linux/sys/types.h b/newlib/libc/sys/linux/sys/types.h new file mode 100644 index 000000000..ba8ee4379 --- /dev/null +++ b/newlib/libc/sys/linux/sys/types.h @@ -0,0 +1,29 @@ +/* libc/sys/linux/sys/types.h - The usual type zoo */ + +/* Written 2000 by Werner Almesberger */ + + +#ifndef _SYS_TYPES_H +#define _SYS_TYPES_H + +/* + * Okay, newlib has its own time_t and clock_t in libc/include/time.h + * Since they're equivalent but not identical, we'll just skip the kernel's + * definitions. + */ + +#ifdef __time_t_defined +#define _TIME_T +#else +#define __time_t_defined +#endif + +#ifdef __clock_t_defined +#define _CLOCK_T +#else +#define __clock_t_defined +#endif + +#include <linux/types.h> + +#endif diff --git a/newlib/libc/sys/linux/sys/utmp.h b/newlib/libc/sys/linux/sys/utmp.h new file mode 100644 index 000000000..a837483a9 --- /dev/null +++ b/newlib/libc/sys/linux/sys/utmp.h @@ -0,0 +1,54 @@ +/* libc/sys/linux/sys/utmp.h - utmp structure */ + +/* Written 2000 by Werner Almesberger */ + + +/* Some things copied from glibc's /usr/include/bits/utmp.h */ + + +#ifndef _SYS_UTMP_H +#define _SYS_UTMP_H + + +#include <sys/types.h> + + +#define UTMP_FILE "/var/run/utmp" + +#define UT_LINESIZE 32 +#define UT_NAMESIZE 32 +#define UT_HOSTSIZE 256 + +struct utmp { + short int ut_type; + pid_t ut_pid; + char ut_line[UT_LINESIZE]; + char ut_id[4]; + char ut_user[UT_NAMESIZE]; + char ut_host[UT_HOSTSIZE]; + char __filler[52]; +}; + +#define RUN_LVL 1 +#define BOOT_TIME 2 +#define NEW_TIME 3 +#define OLD_TIME 4 + +#define INIT_PROCESS 5 +#define LOGIN_PROCESS 6 +#define USER_PROCESS 7 +#define DEAD_PROCESS 8 + + +/* --- redundant, from sys/cygwin/sys/utmp.h --- */ + +struct utmp *_getutline (struct utmp *); +struct utmp *getutent (void); +struct utmp *getutid (struct utmp *); +struct utmp *getutline (struct utmp *); +void endutent (void); +void pututline (struct utmp *); +void setutent (void); +void utmpname (const char *); + +#endif diff --git a/newlib/libc/sys/linux/sys/utsname.h b/newlib/libc/sys/linux/sys/utsname.h new file mode 100644 index 000000000..4de4c63be --- /dev/null +++ b/newlib/libc/sys/linux/sys/utsname.h @@ -0,0 +1,23 @@ +/* libc/sys/linux/sys/utsname.h - System identification */ + +/* Written 2000 by Werner Almesberger */ + + +#ifndef _SYS_UTSNAME_H +#define _SYS_UTSNAME_H + +#define __UTSNAMELEN 65 /* synchronize with kernel */ + +struct utsname { + char sysname[__UTSNAMELEN]; + char nodename[__UTSNAMELEN]; + char release[__UTSNAMELEN]; + char version[__UTSNAMELEN]; + char machine[__UTSNAMELEN]; + char domainname[__UTSNAMELEN]; +}; + + +int uname(struct utsname *name); + +#endif diff --git a/newlib/libc/sys/linux/sys/wait.h b/newlib/libc/sys/linux/sys/wait.h new file mode 100644 index 000000000..4cc337783 --- /dev/null +++ b/newlib/libc/sys/linux/sys/wait.h @@ -0,0 +1,40 @@ +/* libc/sys/linux/sys/wait.h - Wait for children */ + +/* Written 2000 by Werner Almesberger */ + + +#ifndef _SYS_WAIT_H +#define _SYS_WAIT_H + +#include <linux/wait.h> + +#define WIFEXITED(status) (!WTERMSIG(status)) +#define WEXITSTATUS(status) (((status) >> 8) & 0xff) +#define WIFSIGNALED(status) (!WIFSTOPPED(status) && !WIFEXITED(status)) +#define WTERMSIG(status) ((status ) & 0x7f) +#define WIFSTOPPED(status) (((status) & 0xff) == 0x7f) +#define WSTOPSIG(status) WEXITSTATUS(status) + +#ifndef _POSIX_SOURCE +#define WCOREDUMP(status) ((status) & 0x80) +#endif + +/* --- redundant stuff below --- */ + +#include <_ansi.h> +#include <sys/types.h> + +pid_t wait (int *); +pid_t waitpid (pid_t, int *, int); + +pid_t _wait (int *); + + +#ifndef _POSIX_SOURCE +#include <sys/resource.h> + +pid_t wait3(int *status,int options,struct rusage *rusage); +pid_t wait4(pid_t pid,int *status,int options,struct rusage *rusage); +#endif + +#endif diff --git a/newlib/libc/sys/linux/systat.c b/newlib/libc/sys/linux/systat.c new file mode 100644 index 000000000..015e3f056 --- /dev/null +++ b/newlib/libc/sys/linux/systat.c @@ -0,0 +1,10 @@ +/* libc/sys/linux/systat.c - System calls related to overall system state */ + +/* Written 2000 by Werner Almesberger */ + + +#include <sys/utsname.h> +#include <sys/syscall.h> + + +_syscall1(int,uname,struct utsname *,name) diff --git a/newlib/libc/sys/linux/termios.c b/newlib/libc/sys/linux/termios.c new file mode 100644 index 000000000..94567b16d --- /dev/null +++ b/newlib/libc/sys/linux/termios.c @@ -0,0 +1,37 @@ +/* libc/sys/linux/termios.c - Terminal control */ + +/* Written 2000 by Werner Almesberger */ + + +#include <errno.h> +#include <sys/types.h> +#include <sys/termios.h> +#include <sys/ioctl.h> + + +int tcgetattr(int fd,struct termios *termios_p) +{ + return ioctl(fd,TCGETS,termios_p); +} + + +int tcsetattr(int fd,int optional_actions,const struct termios *termios_p) +{ + int cmd; + + switch (optional_actions) { + case TCSANOW: + cmd = TCSETS; + break; + case TCSADRAIN: + cmd = TCSETSW; + break; + case TCSAFLUSH: + cmd = TCSETSF; + break; + default: + errno = EINVAL; + return -1; + } + return ioctl(fd,cmd,termios_p); +} diff --git a/newlib/libc/sys/linux/time.c b/newlib/libc/sys/linux/time.c new file mode 100644 index 000000000..106658f39 --- /dev/null +++ b/newlib/libc/sys/linux/time.c @@ -0,0 +1,28 @@ +/* libc/sys/linux/time.c - Time-related system calls */ + +/* Written 2000 by Werner Almesberger */ + + +#include <errno.h> +#include <sys/types.h> +#include <sys/time.h> +#include <linux/times.h> +#include <sys/syscall.h> + + +_syscall1(time_t,time,time_t *,t) +_syscall1(clock_t,times,struct tms *,buf) +_syscall2(int,gettimeofday,struct timeval *,tv,struct timezone *,tz) +_syscall2(int,nanosleep,const struct timespec *,req,struct timespec *,rem) + + +unsigned int sleep(unsigned int seconds) +{ + struct timespec ts; + + ts.tv_sec = seconds; + ts.tv_nsec = 0; + if (!nanosleep(&ts,&ts)) return 0; + if (errno == EINTR) return ts.tv_sec; + return -1; +} diff --git a/newlib/libc/sys/linux/wait.c b/newlib/libc/sys/linux/wait.c new file mode 100644 index 000000000..597fb9e14 --- /dev/null +++ b/newlib/libc/sys/linux/wait.c @@ -0,0 +1,23 @@ +/* libc/sys/linux/wait.c - Wait function wrappers */ + +/* Written 2000 by Werner Almesberger */ + + +#include <sys/wait.h> +#include <sys/syscall.h> + + +_syscall3(pid_t,waitpid,pid_t,pid,int *,wait_stat,int,options) +_syscall4(pid_t,wait4,pid_t,pid,int *,status,int,options,struct rusage *,rusage) + + +pid_t wait3(int *status,int options,struct rusage *rusage) +{ + return wait4(-1,status,options,rusage); +} + + +pid_t wait(int *status) +{ + return waitpid(-1,status,0); +} |